Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1 | /* |
| 2 | * relaxng.c : implementation of the Relax-NG handling and validity checking |
| 3 | * |
| 4 | * See Copyright for the status of this software. |
| 5 | * |
| 6 | * Daniel Veillard <veillard@redhat.com> |
| 7 | */ |
| 8 | |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 9 | /** |
| 10 | * TODO: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 11 | * - error reporting |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 12 | * - handle namespace declarations as attributes. |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 13 | * - add support for DTD compatibility spec |
| 14 | * http://www.oasis-open.org/committees/relax-ng/compatibility-20011203.html |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 15 | */ |
| 16 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 17 | #define IN_LIBXML |
| 18 | #include "libxml.h" |
| 19 | |
| 20 | #ifdef LIBXML_SCHEMAS_ENABLED |
| 21 | |
| 22 | #include <string.h> |
| 23 | #include <stdio.h> |
| 24 | #include <libxml/xmlmemory.h> |
| 25 | #include <libxml/parser.h> |
| 26 | #include <libxml/parserInternals.h> |
| 27 | #include <libxml/hash.h> |
| 28 | #include <libxml/uri.h> |
| 29 | |
| 30 | #include <libxml/relaxng.h> |
| 31 | |
| 32 | #include <libxml/xmlschemastypes.h> |
| 33 | #include <libxml/xmlautomata.h> |
| 34 | #include <libxml/xmlregexp.h> |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 35 | #include <libxml/xmlschemastypes.h> |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 36 | |
| 37 | /* |
| 38 | * The Relax-NG namespace |
| 39 | */ |
| 40 | static const xmlChar *xmlRelaxNGNs = (const xmlChar *) |
| 41 | "http://relaxng.org/ns/structure/1.0"; |
| 42 | |
| 43 | #define IS_RELAXNG(node, type) \ |
| 44 | ((node != NULL) && (node->ns != NULL) && \ |
| 45 | (xmlStrEqual(node->name, (const xmlChar *) type)) && \ |
| 46 | (xmlStrEqual(node->ns->href, xmlRelaxNGNs))) |
| 47 | |
| 48 | |
Daniel Veillard | 71531f3 | 2003-02-05 13:19:53 +0000 | [diff] [blame] | 49 | /* #define DEBUG 1 */ /* very verbose output */ |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 50 | /* #define DEBUG_GRAMMAR 1 */ |
Daniel Veillard | 71531f3 | 2003-02-05 13:19:53 +0000 | [diff] [blame] | 51 | /* #define DEBUG_CONTENT 1 */ |
| 52 | /* #define DEBUG_TYPE 1 */ |
| 53 | /* #define DEBUG_VALID 1 */ |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 54 | /* #define DEBUG_INTERLEAVE 1 */ |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 55 | /* #define DEBUG_LIST 1 */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 56 | |
| 57 | #define UNBOUNDED (1 << 30) |
| 58 | #define TODO \ |
| 59 | xmlGenericError(xmlGenericErrorContext, \ |
| 60 | "Unimplemented block at %s:%d\n", \ |
| 61 | __FILE__, __LINE__); |
| 62 | |
| 63 | typedef struct _xmlRelaxNGSchema xmlRelaxNGSchema; |
| 64 | typedef xmlRelaxNGSchema *xmlRelaxNGSchemaPtr; |
| 65 | |
| 66 | typedef struct _xmlRelaxNGDefine xmlRelaxNGDefine; |
| 67 | typedef xmlRelaxNGDefine *xmlRelaxNGDefinePtr; |
| 68 | |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 69 | typedef struct _xmlRelaxNGDocument xmlRelaxNGDocument; |
| 70 | typedef xmlRelaxNGDocument *xmlRelaxNGDocumentPtr; |
| 71 | |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 72 | typedef struct _xmlRelaxNGInclude xmlRelaxNGInclude; |
| 73 | typedef xmlRelaxNGInclude *xmlRelaxNGIncludePtr; |
| 74 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 75 | typedef enum { |
| 76 | XML_RELAXNG_COMBINE_UNDEFINED = 0, /* undefined */ |
| 77 | XML_RELAXNG_COMBINE_CHOICE, /* choice */ |
| 78 | XML_RELAXNG_COMBINE_INTERLEAVE /* interleave */ |
| 79 | } xmlRelaxNGCombine; |
| 80 | |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 81 | typedef enum { |
| 82 | XML_RELAXNG_CONTENT_ERROR = -1, |
| 83 | XML_RELAXNG_CONTENT_EMPTY = 0, |
| 84 | XML_RELAXNG_CONTENT_SIMPLE, |
| 85 | XML_RELAXNG_CONTENT_COMPLEX |
| 86 | } xmlRelaxNGContentType; |
| 87 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 88 | typedef struct _xmlRelaxNGGrammar xmlRelaxNGGrammar; |
| 89 | typedef xmlRelaxNGGrammar *xmlRelaxNGGrammarPtr; |
| 90 | |
| 91 | struct _xmlRelaxNGGrammar { |
| 92 | xmlRelaxNGGrammarPtr parent;/* the parent grammar if any */ |
| 93 | xmlRelaxNGGrammarPtr children;/* the children grammar if any */ |
| 94 | xmlRelaxNGGrammarPtr next; /* the next grammar if any */ |
| 95 | xmlRelaxNGDefinePtr start; /* <start> content */ |
| 96 | xmlRelaxNGCombine combine; /* the default combine value */ |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 97 | xmlRelaxNGDefinePtr startList;/* list of <start> definitions */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 98 | xmlHashTablePtr defs; /* define* */ |
| 99 | xmlHashTablePtr refs; /* references */ |
| 100 | }; |
| 101 | |
| 102 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 103 | typedef enum { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 104 | XML_RELAXNG_NOOP = -1, /* a no operation from simplification */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 105 | XML_RELAXNG_EMPTY = 0, /* an empty pattern */ |
| 106 | XML_RELAXNG_NOT_ALLOWED, /* not allowed top */ |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 107 | XML_RELAXNG_EXCEPT, /* except present in nameclass defs */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 108 | XML_RELAXNG_TEXT, /* textual content */ |
| 109 | XML_RELAXNG_ELEMENT, /* an element */ |
| 110 | XML_RELAXNG_DATATYPE, /* extenal data type definition */ |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 111 | XML_RELAXNG_PARAM, /* extenal data type parameter */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 112 | XML_RELAXNG_VALUE, /* value from an extenal data type definition */ |
| 113 | XML_RELAXNG_LIST, /* a list of patterns */ |
| 114 | XML_RELAXNG_ATTRIBUTE, /* an attrbute following a pattern */ |
| 115 | XML_RELAXNG_DEF, /* a definition */ |
| 116 | XML_RELAXNG_REF, /* reference to a definition */ |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 117 | XML_RELAXNG_EXTERNALREF, /* reference to an external def */ |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 118 | XML_RELAXNG_PARENTREF, /* reference to a def in the parent grammar */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 119 | XML_RELAXNG_OPTIONAL, /* optional patterns */ |
| 120 | XML_RELAXNG_ZEROORMORE, /* zero or more non empty patterns */ |
| 121 | XML_RELAXNG_ONEORMORE, /* one or more non empty patterns */ |
| 122 | XML_RELAXNG_CHOICE, /* a choice between non empty patterns */ |
| 123 | XML_RELAXNG_GROUP, /* a pair/group of non empty patterns */ |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 124 | XML_RELAXNG_INTERLEAVE, /* interleaving choice of non-empty patterns */ |
| 125 | XML_RELAXNG_START /* Used to keep track of starts on grammars */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 126 | } xmlRelaxNGType; |
| 127 | |
| 128 | struct _xmlRelaxNGDefine { |
| 129 | xmlRelaxNGType type; /* the type of definition */ |
| 130 | xmlNodePtr node; /* the node in the source */ |
| 131 | xmlChar *name; /* the element local name if present */ |
| 132 | xmlChar *ns; /* the namespace local name if present */ |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 133 | xmlChar *value; /* value when available */ |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 134 | void *data; /* data lib or specific pointer */ |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 135 | int depth; /* used for the cycle detection */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 136 | xmlRelaxNGDefinePtr content;/* the expected content */ |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 137 | xmlRelaxNGDefinePtr parent; /* the parent definition, if any */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 138 | xmlRelaxNGDefinePtr next; /* list within grouping sequences */ |
| 139 | xmlRelaxNGDefinePtr attrs; /* list of attributes for elements */ |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 140 | xmlRelaxNGDefinePtr nameClass;/* the nameClass definition if any */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 141 | xmlRelaxNGDefinePtr nextHash;/* next define in defs/refs hash tables */ |
| 142 | }; |
| 143 | |
| 144 | /** |
| 145 | * _xmlRelaxNG: |
| 146 | * |
| 147 | * A RelaxNGs definition |
| 148 | */ |
| 149 | struct _xmlRelaxNG { |
| 150 | xmlRelaxNGGrammarPtr topgrammar; |
| 151 | xmlDocPtr doc; |
| 152 | |
| 153 | xmlHashTablePtr defs; /* define */ |
| 154 | xmlHashTablePtr refs; /* references */ |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 155 | xmlRelaxNGDocumentPtr documents; /* all the documents loaded */ |
| 156 | xmlRelaxNGIncludePtr includes; /* all the includes loaded */ |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 157 | int defNr; /* number of defines used */ |
| 158 | xmlRelaxNGDefinePtr *defTab;/* pointer to the allocated definitions */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 159 | void *_private; /* unused by the library for users or bindings */ |
| 160 | }; |
| 161 | |
| 162 | typedef enum { |
| 163 | XML_RELAXNG_ERR_OK = 0, |
| 164 | XML_RELAXNG_ERR_NOROOT = 1, |
| 165 | XML_RELAXNG_ERR_ |
| 166 | } xmlRelaxNGValidError; |
| 167 | |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 168 | #define XML_RELAXNG_IN_ATTRIBUTE (1 << 0) |
| 169 | #define XML_RELAXNG_IN_ONEORMORE (1 << 1) |
| 170 | #define XML_RELAXNG_IN_LIST (1 << 2) |
| 171 | #define XML_RELAXNG_IN_DATAEXCEPT (1 << 3) |
| 172 | #define XML_RELAXNG_IN_START (1 << 4) |
| 173 | #define XML_RELAXNG_IN_OOMGROUP (1 << 5) |
| 174 | #define XML_RELAXNG_IN_OOMINTERLEAVE (1 << 6) |
| 175 | #define XML_RELAXNG_IN_EXTERNALREF (1 << 7) |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 176 | #define XML_RELAXNG_IN_ANYEXCEPT (1 << 8) |
| 177 | #define XML_RELAXNG_IN_NSEXCEPT (1 << 9) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 178 | |
| 179 | struct _xmlRelaxNGParserCtxt { |
| 180 | void *userData; /* user specific data block */ |
| 181 | xmlRelaxNGValidityErrorFunc error; /* the callback in case of errors */ |
| 182 | xmlRelaxNGValidityWarningFunc warning;/* the callback in case of warning */ |
| 183 | xmlRelaxNGValidError err; |
| 184 | |
| 185 | xmlRelaxNGPtr schema; /* The schema in use */ |
| 186 | xmlRelaxNGGrammarPtr grammar; /* the current grammar */ |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 187 | xmlRelaxNGGrammarPtr parentgrammar;/* the parent grammar */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 188 | int flags; /* parser flags */ |
| 189 | int nbErrors; /* number of errors at parse time */ |
| 190 | int nbWarnings; /* number of warnings at parse time */ |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 191 | const xmlChar *define; /* the current define scope */ |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 192 | xmlRelaxNGDefinePtr def; /* the current define */ |
| 193 | |
| 194 | int nbInterleaves; |
| 195 | xmlHashTablePtr interleaves; /* keep track of all the interleaves */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 196 | |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 197 | xmlRelaxNGDocumentPtr documents; /* all the documents loaded */ |
| 198 | xmlRelaxNGIncludePtr includes; /* all the includes loaded */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 199 | xmlChar *URL; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 200 | xmlDocPtr document; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 201 | |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 202 | int defNr; /* number of defines used */ |
| 203 | int defMax; /* number of defines aloocated */ |
| 204 | xmlRelaxNGDefinePtr *defTab; /* pointer to the allocated definitions */ |
| 205 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 206 | const char *buffer; |
| 207 | int size; |
| 208 | |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 209 | /* the document stack */ |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 210 | xmlRelaxNGDocumentPtr doc; /* Current parsed external ref */ |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 211 | int docNr; /* Depth of the parsing stack */ |
| 212 | int docMax; /* Max depth of the parsing stack */ |
| 213 | xmlRelaxNGDocumentPtr *docTab; /* array of docs */ |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 214 | |
| 215 | /* the include stack */ |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 216 | xmlRelaxNGIncludePtr inc; /* Current parsed include */ |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 217 | int incNr; /* Depth of the include parsing stack */ |
| 218 | int incMax; /* Max depth of the parsing stack */ |
| 219 | xmlRelaxNGIncludePtr *incTab; /* array of incs */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 220 | }; |
| 221 | |
| 222 | #define FLAGS_IGNORABLE 1 |
| 223 | #define FLAGS_NEGATIVE 2 |
| 224 | |
| 225 | /** |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 226 | * xmlRelaxNGInterleaveGroup: |
| 227 | * |
| 228 | * A RelaxNGs partition set associated to lists of definitions |
| 229 | */ |
| 230 | typedef struct _xmlRelaxNGInterleaveGroup xmlRelaxNGInterleaveGroup; |
| 231 | typedef xmlRelaxNGInterleaveGroup *xmlRelaxNGInterleaveGroupPtr; |
| 232 | struct _xmlRelaxNGInterleaveGroup { |
| 233 | xmlRelaxNGDefinePtr rule; /* the rule to satisfy */ |
| 234 | xmlRelaxNGDefinePtr *defs; /* the array of element definitions */ |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 235 | xmlRelaxNGDefinePtr *attrs; /* the array of attributes definitions */ |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 236 | }; |
| 237 | |
| 238 | /** |
| 239 | * xmlRelaxNGPartitions: |
| 240 | * |
| 241 | * A RelaxNGs partition associated to an interleave group |
| 242 | */ |
| 243 | typedef struct _xmlRelaxNGPartition xmlRelaxNGPartition; |
| 244 | typedef xmlRelaxNGPartition *xmlRelaxNGPartitionPtr; |
| 245 | struct _xmlRelaxNGPartition { |
| 246 | int nbgroups; /* number of groups in the partitions */ |
| 247 | xmlRelaxNGInterleaveGroupPtr *groups; |
| 248 | }; |
| 249 | |
| 250 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 251 | * xmlRelaxNGValidState: |
| 252 | * |
| 253 | * A RelaxNGs validation state |
| 254 | */ |
| 255 | #define MAX_ATTR 20 |
| 256 | typedef struct _xmlRelaxNGValidState xmlRelaxNGValidState; |
| 257 | typedef xmlRelaxNGValidState *xmlRelaxNGValidStatePtr; |
| 258 | struct _xmlRelaxNGValidState { |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 259 | xmlNodePtr node; /* the current node */ |
| 260 | xmlNodePtr seq; /* the sequence of children left to validate */ |
| 261 | int nbAttrs; /* the number of attributes */ |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 262 | int nbAttrLeft; /* the number of attributes left to validate */ |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 263 | xmlChar *value; /* the value when operating on string */ |
| 264 | xmlChar *endvalue; /* the end value when operating on string */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 265 | xmlAttrPtr attrs[1]; /* the array of attributes */ |
| 266 | }; |
| 267 | |
| 268 | /** |
| 269 | * xmlRelaxNGValidCtxt: |
| 270 | * |
| 271 | * A RelaxNGs validation context |
| 272 | */ |
| 273 | |
| 274 | struct _xmlRelaxNGValidCtxt { |
| 275 | void *userData; /* user specific data block */ |
| 276 | xmlRelaxNGValidityErrorFunc error; /* the callback in case of errors */ |
| 277 | xmlRelaxNGValidityWarningFunc warning;/* the callback in case of warning */ |
| 278 | |
| 279 | xmlRelaxNGPtr schema; /* The schema in use */ |
| 280 | xmlDocPtr doc; /* the document being validated */ |
| 281 | xmlRelaxNGValidStatePtr state; /* the current validation state */ |
| 282 | int flags; /* validation flags */ |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 283 | int depth; /* validation depth */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 284 | }; |
| 285 | |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 286 | /** |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 287 | * xmlRelaxNGInclude: |
| 288 | * |
| 289 | * Structure associated to a RelaxNGs document element |
| 290 | */ |
| 291 | struct _xmlRelaxNGInclude { |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 292 | xmlRelaxNGIncludePtr next; /* keep a chain of includes */ |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 293 | xmlChar *href; /* the normalized href value */ |
| 294 | xmlDocPtr doc; /* the associated XML document */ |
| 295 | xmlRelaxNGDefinePtr content;/* the definitions */ |
| 296 | xmlRelaxNGPtr schema; /* the schema */ |
| 297 | }; |
| 298 | |
| 299 | /** |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 300 | * xmlRelaxNGDocument: |
| 301 | * |
| 302 | * Structure associated to a RelaxNGs document element |
| 303 | */ |
| 304 | struct _xmlRelaxNGDocument { |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 305 | xmlRelaxNGDocumentPtr next; /* keep a chain of documents */ |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 306 | xmlChar *href; /* the normalized href value */ |
| 307 | xmlDocPtr doc; /* the associated XML document */ |
| 308 | xmlRelaxNGDefinePtr content;/* the definitions */ |
| 309 | xmlRelaxNGPtr schema; /* the schema */ |
| 310 | }; |
| 311 | |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 312 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 313 | /************************************************************************ |
| 314 | * * |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 315 | * Preliminary type checking interfaces * |
| 316 | * * |
| 317 | ************************************************************************/ |
| 318 | /** |
| 319 | * xmlRelaxNGTypeHave: |
| 320 | * @data: data needed for the library |
| 321 | * @type: the type name |
| 322 | * @value: the value to check |
| 323 | * |
| 324 | * Function provided by a type library to check if a type is exported |
| 325 | * |
| 326 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 327 | */ |
| 328 | typedef int (*xmlRelaxNGTypeHave) (void *data, const xmlChar *type); |
| 329 | |
| 330 | /** |
| 331 | * xmlRelaxNGTypeCheck: |
| 332 | * @data: data needed for the library |
| 333 | * @type: the type name |
| 334 | * @value: the value to check |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 335 | * @result: place to store the result if needed |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 336 | * |
| 337 | * Function provided by a type library to check if a value match a type |
| 338 | * |
| 339 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 340 | */ |
| 341 | typedef int (*xmlRelaxNGTypeCheck) (void *data, const xmlChar *type, |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 342 | const xmlChar *value, void **result); |
| 343 | |
| 344 | /** |
| 345 | * xmlRelaxNGFacetCheck: |
| 346 | * @data: data needed for the library |
| 347 | * @type: the type name |
| 348 | * @facet: the facet name |
| 349 | * @val: the facet value |
| 350 | * @strval: the string value |
| 351 | * @value: the value to check |
| 352 | * |
| 353 | * Function provided by a type library to check a value facet |
| 354 | * |
| 355 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 356 | */ |
| 357 | typedef int (*xmlRelaxNGFacetCheck) (void *data, const xmlChar *type, |
| 358 | const xmlChar *facet, const xmlChar *val, |
| 359 | const xmlChar *strval, void *value); |
| 360 | |
| 361 | /** |
| 362 | * xmlRelaxNGTypeFree: |
| 363 | * @data: data needed for the library |
| 364 | * @result: the value to free |
| 365 | * |
| 366 | * Function provided by a type library to free a returned result |
| 367 | */ |
| 368 | typedef void (*xmlRelaxNGTypeFree) (void *data, void *result); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 369 | |
| 370 | /** |
| 371 | * xmlRelaxNGTypeCompare: |
| 372 | * @data: data needed for the library |
| 373 | * @type: the type name |
| 374 | * @value1: the first value |
| 375 | * @value2: the second value |
| 376 | * |
| 377 | * Function provided by a type library to compare two values accordingly |
| 378 | * to a type. |
| 379 | * |
| 380 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 381 | */ |
| 382 | typedef int (*xmlRelaxNGTypeCompare) (void *data, const xmlChar *type, |
| 383 | const xmlChar *value1, |
| 384 | const xmlChar *value2); |
| 385 | typedef struct _xmlRelaxNGTypeLibrary xmlRelaxNGTypeLibrary; |
| 386 | typedef xmlRelaxNGTypeLibrary *xmlRelaxNGTypeLibraryPtr; |
| 387 | struct _xmlRelaxNGTypeLibrary { |
| 388 | const xmlChar *namespace; /* the datatypeLibrary value */ |
| 389 | void *data; /* data needed for the library */ |
| 390 | xmlRelaxNGTypeHave have; /* the export function */ |
| 391 | xmlRelaxNGTypeCheck check; /* the checking function */ |
| 392 | xmlRelaxNGTypeCompare comp; /* the compare function */ |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 393 | xmlRelaxNGFacetCheck facet; /* the facet check function */ |
| 394 | xmlRelaxNGTypeFree freef; /* the freeing function */ |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 395 | }; |
| 396 | |
| 397 | /************************************************************************ |
| 398 | * * |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 399 | * Allocation functions * |
| 400 | * * |
| 401 | ************************************************************************/ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 402 | static void xmlRelaxNGFreeGrammar(xmlRelaxNGGrammarPtr grammar); |
| 403 | static void xmlRelaxNGFreeDefine(xmlRelaxNGDefinePtr define); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 404 | static void xmlRelaxNGNormExtSpace(xmlChar *value); |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 405 | static void xmlRelaxNGFreeInnerSchema(xmlRelaxNGPtr schema); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 406 | |
| 407 | /** |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 408 | * xmlRelaxNGFreeDocument: |
| 409 | * @docu: a document structure |
| 410 | * |
| 411 | * Deallocate a RelaxNG document structure. |
| 412 | */ |
| 413 | static void |
| 414 | xmlRelaxNGFreeDocument(xmlRelaxNGDocumentPtr docu) |
| 415 | { |
| 416 | if (docu == NULL) |
| 417 | return; |
| 418 | |
| 419 | if (docu->href != NULL) |
| 420 | xmlFree(docu->href); |
| 421 | if (docu->doc != NULL) |
| 422 | xmlFreeDoc(docu->doc); |
| 423 | if (docu->schema != NULL) |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 424 | xmlRelaxNGFreeInnerSchema(docu->schema); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 425 | xmlFree(docu); |
| 426 | } |
| 427 | |
| 428 | /** |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 429 | * xmlRelaxNGFreeDocumentList: |
| 430 | * @docu: a list of document structure |
| 431 | * |
| 432 | * Deallocate a RelaxNG document structures. |
| 433 | */ |
| 434 | static void |
| 435 | xmlRelaxNGFreeDocumentList(xmlRelaxNGDocumentPtr docu) |
| 436 | { |
| 437 | xmlRelaxNGDocumentPtr next; |
| 438 | while (docu != NULL) { |
| 439 | next = docu->next; |
| 440 | xmlRelaxNGFreeDocument(docu); |
| 441 | docu = next; |
| 442 | } |
| 443 | } |
| 444 | |
| 445 | /** |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 446 | * xmlRelaxNGFreeInclude: |
| 447 | * @incl: a include structure |
| 448 | * |
| 449 | * Deallocate a RelaxNG include structure. |
| 450 | */ |
| 451 | static void |
| 452 | xmlRelaxNGFreeInclude(xmlRelaxNGIncludePtr incl) |
| 453 | { |
| 454 | if (incl == NULL) |
| 455 | return; |
| 456 | |
| 457 | if (incl->href != NULL) |
| 458 | xmlFree(incl->href); |
| 459 | if (incl->doc != NULL) |
| 460 | xmlFreeDoc(incl->doc); |
| 461 | if (incl->schema != NULL) |
| 462 | xmlRelaxNGFree(incl->schema); |
| 463 | xmlFree(incl); |
| 464 | } |
| 465 | |
| 466 | /** |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 467 | * xmlRelaxNGFreeIncludeList: |
| 468 | * @incl: a include structure list |
| 469 | * |
| 470 | * Deallocate a RelaxNG include structure. |
| 471 | */ |
| 472 | static void |
| 473 | xmlRelaxNGFreeIncludeList(xmlRelaxNGIncludePtr incl) |
| 474 | { |
| 475 | xmlRelaxNGIncludePtr next; |
| 476 | while (incl != NULL) { |
| 477 | next = incl->next; |
| 478 | xmlRelaxNGFreeInclude(incl); |
| 479 | incl = next; |
| 480 | } |
| 481 | } |
| 482 | |
| 483 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 484 | * xmlRelaxNGNewRelaxNG: |
| 485 | * @ctxt: a Relax-NG validation context (optional) |
| 486 | * |
| 487 | * Allocate a new RelaxNG structure. |
| 488 | * |
| 489 | * Returns the newly allocated structure or NULL in case or error |
| 490 | */ |
| 491 | static xmlRelaxNGPtr |
| 492 | xmlRelaxNGNewRelaxNG(xmlRelaxNGParserCtxtPtr ctxt) |
| 493 | { |
| 494 | xmlRelaxNGPtr ret; |
| 495 | |
| 496 | ret = (xmlRelaxNGPtr) xmlMalloc(sizeof(xmlRelaxNG)); |
| 497 | if (ret == NULL) { |
| 498 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 499 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 500 | ctxt->nbErrors++; |
| 501 | return (NULL); |
| 502 | } |
| 503 | memset(ret, 0, sizeof(xmlRelaxNG)); |
| 504 | |
| 505 | return (ret); |
| 506 | } |
| 507 | |
| 508 | /** |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 509 | * xmlRelaxNGFreeInnerSchema: |
| 510 | * @schema: a schema structure |
| 511 | * |
| 512 | * Deallocate a RelaxNG schema structure. |
| 513 | */ |
| 514 | static void |
| 515 | xmlRelaxNGFreeInnerSchema(xmlRelaxNGPtr schema) |
| 516 | { |
| 517 | if (schema == NULL) |
| 518 | return; |
| 519 | |
| 520 | if (schema->doc != NULL) |
| 521 | xmlFreeDoc(schema->doc); |
| 522 | if (schema->defTab != NULL) { |
| 523 | int i; |
| 524 | |
| 525 | for (i = 0;i < schema->defNr;i++) |
| 526 | xmlRelaxNGFreeDefine(schema->defTab[i]); |
| 527 | xmlFree(schema->defTab); |
| 528 | } |
| 529 | |
| 530 | xmlFree(schema); |
| 531 | } |
| 532 | |
| 533 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 534 | * xmlRelaxNGFree: |
| 535 | * @schema: a schema structure |
| 536 | * |
| 537 | * Deallocate a RelaxNG structure. |
| 538 | */ |
| 539 | void |
| 540 | xmlRelaxNGFree(xmlRelaxNGPtr schema) |
| 541 | { |
| 542 | if (schema == NULL) |
| 543 | return; |
| 544 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 545 | if (schema->topgrammar != NULL) |
| 546 | xmlRelaxNGFreeGrammar(schema->topgrammar); |
| 547 | if (schema->doc != NULL) |
| 548 | xmlFreeDoc(schema->doc); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 549 | if (schema->documents != NULL) |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 550 | xmlRelaxNGFreeDocumentList(schema->documents); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 551 | if (schema->includes != NULL) |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 552 | xmlRelaxNGFreeIncludeList(schema->includes); |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 553 | if (schema->defTab != NULL) { |
| 554 | int i; |
| 555 | |
| 556 | for (i = 0;i < schema->defNr;i++) |
| 557 | xmlRelaxNGFreeDefine(schema->defTab[i]); |
| 558 | xmlFree(schema->defTab); |
| 559 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 560 | |
| 561 | xmlFree(schema); |
| 562 | } |
| 563 | |
| 564 | /** |
| 565 | * xmlRelaxNGNewGrammar: |
| 566 | * @ctxt: a Relax-NG validation context (optional) |
| 567 | * |
| 568 | * Allocate a new RelaxNG grammar. |
| 569 | * |
| 570 | * Returns the newly allocated structure or NULL in case or error |
| 571 | */ |
| 572 | static xmlRelaxNGGrammarPtr |
| 573 | xmlRelaxNGNewGrammar(xmlRelaxNGParserCtxtPtr ctxt) |
| 574 | { |
| 575 | xmlRelaxNGGrammarPtr ret; |
| 576 | |
| 577 | ret = (xmlRelaxNGGrammarPtr) xmlMalloc(sizeof(xmlRelaxNGGrammar)); |
| 578 | if (ret == NULL) { |
| 579 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 580 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 581 | ctxt->nbErrors++; |
| 582 | return (NULL); |
| 583 | } |
| 584 | memset(ret, 0, sizeof(xmlRelaxNGGrammar)); |
| 585 | |
| 586 | return (ret); |
| 587 | } |
| 588 | |
| 589 | /** |
| 590 | * xmlRelaxNGFreeGrammar: |
| 591 | * @grammar: a grammar structure |
| 592 | * |
| 593 | * Deallocate a RelaxNG grammar structure. |
| 594 | */ |
| 595 | static void |
| 596 | xmlRelaxNGFreeGrammar(xmlRelaxNGGrammarPtr grammar) |
| 597 | { |
| 598 | if (grammar == NULL) |
| 599 | return; |
| 600 | |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 601 | if (grammar->children != NULL) { |
| 602 | xmlRelaxNGFreeGrammar(grammar->children); |
| 603 | } |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 604 | if (grammar->next != NULL) { |
| 605 | xmlRelaxNGFreeGrammar(grammar->next); |
| 606 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 607 | if (grammar->refs != NULL) { |
| 608 | xmlHashFree(grammar->refs, NULL); |
| 609 | } |
| 610 | if (grammar->defs != NULL) { |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 611 | xmlHashFree(grammar->defs, NULL); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 612 | } |
| 613 | |
| 614 | xmlFree(grammar); |
| 615 | } |
| 616 | |
| 617 | /** |
| 618 | * xmlRelaxNGNewDefine: |
| 619 | * @ctxt: a Relax-NG validation context |
| 620 | * @node: the node in the input document. |
| 621 | * |
| 622 | * Allocate a new RelaxNG define. |
| 623 | * |
| 624 | * Returns the newly allocated structure or NULL in case or error |
| 625 | */ |
| 626 | static xmlRelaxNGDefinePtr |
| 627 | xmlRelaxNGNewDefine(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) |
| 628 | { |
| 629 | xmlRelaxNGDefinePtr ret; |
| 630 | |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 631 | if (ctxt->defMax == 0) { |
| 632 | ctxt->defMax = 16; |
| 633 | ctxt->defNr = 0; |
| 634 | ctxt->defTab = (xmlRelaxNGDefinePtr *) |
| 635 | xmlMalloc(ctxt->defMax * sizeof(xmlRelaxNGDefinePtr)); |
| 636 | if (ctxt->defTab == NULL) { |
| 637 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 638 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 639 | ctxt->nbErrors++; |
| 640 | return (NULL); |
| 641 | } |
| 642 | } else if (ctxt->defMax <= ctxt->defNr) { |
| 643 | xmlRelaxNGDefinePtr *tmp; |
| 644 | ctxt->defMax *= 2; |
| 645 | tmp = (xmlRelaxNGDefinePtr *) xmlRealloc(ctxt->defTab, |
| 646 | ctxt->defMax * sizeof(xmlRelaxNGDefinePtr)); |
| 647 | if (tmp == NULL) { |
| 648 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 649 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 650 | ctxt->nbErrors++; |
| 651 | return (NULL); |
| 652 | } |
| 653 | ctxt->defTab = tmp; |
| 654 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 655 | ret = (xmlRelaxNGDefinePtr) xmlMalloc(sizeof(xmlRelaxNGDefine)); |
| 656 | if (ret == NULL) { |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 657 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 658 | ctxt->error(ctxt->userData, "Out of memory\n"); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 659 | ctxt->nbErrors++; |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 660 | return(NULL); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 661 | } |
| 662 | memset(ret, 0, sizeof(xmlRelaxNGDefine)); |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 663 | ctxt->defTab[ctxt->defNr++] = ret; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 664 | ret->node = node; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 665 | ret->depth = -1; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 666 | return (ret); |
| 667 | } |
| 668 | |
| 669 | /** |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 670 | * xmlRelaxNGFreePartition: |
| 671 | * @partitions: a partition set structure |
| 672 | * |
| 673 | * Deallocate RelaxNG partition set structures. |
| 674 | */ |
| 675 | static void |
| 676 | xmlRelaxNGFreePartition(xmlRelaxNGPartitionPtr partitions) { |
| 677 | xmlRelaxNGInterleaveGroupPtr group; |
| 678 | int j; |
| 679 | |
| 680 | if (partitions != NULL) { |
| 681 | if (partitions->groups != NULL) { |
| 682 | for (j = 0;j < partitions->nbgroups;j++) { |
| 683 | group = partitions->groups[j]; |
| 684 | if (group != NULL) { |
| 685 | if (group->defs != NULL) |
| 686 | xmlFree(group->defs); |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 687 | if (group->attrs != NULL) |
| 688 | xmlFree(group->attrs); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 689 | xmlFree(group); |
| 690 | } |
| 691 | } |
| 692 | xmlFree(partitions->groups); |
| 693 | } |
| 694 | xmlFree(partitions); |
| 695 | } |
| 696 | } |
| 697 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 698 | * xmlRelaxNGFreeDefine: |
| 699 | * @define: a define structure |
| 700 | * |
| 701 | * Deallocate a RelaxNG define structure. |
| 702 | */ |
| 703 | static void |
| 704 | xmlRelaxNGFreeDefine(xmlRelaxNGDefinePtr define) |
| 705 | { |
| 706 | if (define == NULL) |
| 707 | return; |
| 708 | |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 709 | if ((define->data != NULL) && |
| 710 | (define->type == XML_RELAXNG_INTERLEAVE)) |
| 711 | xmlRelaxNGFreePartition((xmlRelaxNGPartitionPtr) define->data); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 712 | if (define->name != NULL) |
| 713 | xmlFree(define->name); |
| 714 | if (define->ns != NULL) |
| 715 | xmlFree(define->ns); |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 716 | if (define->value != NULL) |
| 717 | xmlFree(define->value); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 718 | xmlFree(define); |
| 719 | } |
| 720 | |
| 721 | /** |
| 722 | * xmlRelaxNGNewValidState: |
| 723 | * @ctxt: a Relax-NG validation context |
| 724 | * @node: the current node or NULL for the document |
| 725 | * |
| 726 | * Allocate a new RelaxNG validation state |
| 727 | * |
| 728 | * Returns the newly allocated structure or NULL in case or error |
| 729 | */ |
| 730 | static xmlRelaxNGValidStatePtr |
| 731 | xmlRelaxNGNewValidState(xmlRelaxNGValidCtxtPtr ctxt, xmlNodePtr node) |
| 732 | { |
| 733 | xmlRelaxNGValidStatePtr ret; |
| 734 | xmlAttrPtr attr; |
| 735 | xmlAttrPtr attrs[MAX_ATTR]; |
| 736 | int nbAttrs = 0; |
| 737 | xmlNodePtr root = NULL; |
| 738 | |
| 739 | if (node == NULL) { |
| 740 | root = xmlDocGetRootElement(ctxt->doc); |
| 741 | if (root == NULL) |
| 742 | return(NULL); |
| 743 | } else { |
| 744 | attr = node->properties; |
| 745 | while (attr != NULL) { |
| 746 | if (nbAttrs < MAX_ATTR) |
| 747 | attrs[nbAttrs++] = attr; |
| 748 | else |
| 749 | nbAttrs++; |
| 750 | attr = attr->next; |
| 751 | } |
| 752 | } |
| 753 | |
| 754 | if (nbAttrs < MAX_ATTR) |
| 755 | attrs[nbAttrs] = NULL; |
| 756 | ret = (xmlRelaxNGValidStatePtr) xmlMalloc(sizeof(xmlRelaxNGValidState) + |
| 757 | nbAttrs * sizeof(xmlAttrPtr)); |
| 758 | if (ret == NULL) { |
| 759 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 760 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 761 | return (NULL); |
| 762 | } |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 763 | ret->value = NULL; |
| 764 | ret->endvalue = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 765 | if (node == NULL) { |
| 766 | ret->node = (xmlNodePtr) ctxt->doc; |
| 767 | ret->seq = root; |
| 768 | ret->nbAttrs = 0; |
| 769 | } else { |
| 770 | ret->node = node; |
| 771 | ret->seq = node->children; |
| 772 | ret->nbAttrs = nbAttrs; |
| 773 | if (nbAttrs > 0) { |
| 774 | if (nbAttrs < MAX_ATTR) { |
| 775 | memcpy(&(ret->attrs[0]), attrs, |
| 776 | sizeof(xmlAttrPtr) * (nbAttrs + 1)); |
| 777 | } else { |
| 778 | attr = node->properties; |
| 779 | nbAttrs = 0; |
| 780 | while (attr != NULL) { |
| 781 | ret->attrs[nbAttrs++] = attr; |
| 782 | attr = attr->next; |
| 783 | } |
| 784 | ret->attrs[nbAttrs] = NULL; |
| 785 | } |
| 786 | } |
| 787 | } |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 788 | ret->nbAttrLeft = ret->nbAttrs; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 789 | return (ret); |
| 790 | } |
| 791 | |
| 792 | /** |
| 793 | * xmlRelaxNGCopyValidState: |
| 794 | * @ctxt: a Relax-NG validation context |
| 795 | * @state: a validation state |
| 796 | * |
| 797 | * Copy the validation state |
| 798 | * |
| 799 | * Returns the newly allocated structure or NULL in case or error |
| 800 | */ |
| 801 | static xmlRelaxNGValidStatePtr |
| 802 | xmlRelaxNGCopyValidState(xmlRelaxNGValidCtxtPtr ctxt, |
| 803 | xmlRelaxNGValidStatePtr state) |
| 804 | { |
| 805 | xmlRelaxNGValidStatePtr ret; |
| 806 | unsigned int size; |
| 807 | |
| 808 | if (state == NULL) |
| 809 | return(NULL); |
| 810 | |
| 811 | size = sizeof(xmlRelaxNGValidState) + |
| 812 | state->nbAttrs * sizeof(xmlAttrPtr); |
| 813 | ret = (xmlRelaxNGValidStatePtr) xmlMalloc(size); |
| 814 | if (ret == NULL) { |
| 815 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 816 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 817 | return (NULL); |
| 818 | } |
| 819 | memcpy(ret, state, size); |
| 820 | return(ret); |
| 821 | } |
| 822 | |
| 823 | /** |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 824 | * xmlRelaxNGEqualValidState: |
| 825 | * @ctxt: a Relax-NG validation context |
| 826 | * @state1: a validation state |
| 827 | * @state2: a validation state |
| 828 | * |
| 829 | * Compare the validation states for equality |
| 830 | * |
| 831 | * Returns 1 if equald, 0 otherwise |
| 832 | */ |
| 833 | static int |
| 834 | xmlRelaxNGEqualValidState(xmlRelaxNGValidCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 835 | xmlRelaxNGValidStatePtr state1, |
| 836 | xmlRelaxNGValidStatePtr state2) |
| 837 | { |
| 838 | int i; |
| 839 | |
| 840 | if ((state1 == NULL) || (state2 == NULL)) |
| 841 | return(0); |
| 842 | if (state1 == state2) |
| 843 | return(1); |
| 844 | if (state1->node != state2->node) |
| 845 | return(0); |
| 846 | if (state1->seq != state2->seq) |
| 847 | return(0); |
| 848 | if (state1->nbAttrLeft != state2->nbAttrLeft) |
| 849 | return(0); |
| 850 | if (state1->nbAttrs != state2->nbAttrs) |
| 851 | return(0); |
| 852 | if (state1->endvalue != state2->endvalue) |
| 853 | return(0); |
| 854 | if ((state1->value != state2->value) && |
| 855 | (!xmlStrEqual(state1->value, state2->value))) |
| 856 | return(0); |
| 857 | for (i = 0;i < state1->nbAttrs;i++) { |
| 858 | if (state1->attrs[i] != state2->attrs[i]) |
| 859 | return(0); |
| 860 | } |
| 861 | return(1); |
| 862 | } |
| 863 | |
| 864 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 865 | * xmlRelaxNGFreeValidState: |
| 866 | * @state: a validation state structure |
| 867 | * |
| 868 | * Deallocate a RelaxNG validation state structure. |
| 869 | */ |
| 870 | static void |
| 871 | xmlRelaxNGFreeValidState(xmlRelaxNGValidStatePtr state) |
| 872 | { |
| 873 | if (state == NULL) |
| 874 | return; |
| 875 | |
| 876 | xmlFree(state); |
| 877 | } |
| 878 | |
| 879 | /************************************************************************ |
| 880 | * * |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 881 | * Document functions * |
| 882 | * * |
| 883 | ************************************************************************/ |
| 884 | static xmlDocPtr xmlRelaxNGCleanupDoc(xmlRelaxNGParserCtxtPtr ctxt, |
| 885 | xmlDocPtr doc); |
| 886 | |
| 887 | /** |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 888 | * xmlRelaxNGIncludePush: |
| 889 | * @ctxt: the parser context |
| 890 | * @value: the element doc |
| 891 | * |
| 892 | * Pushes a new include on top of the include stack |
| 893 | * |
| 894 | * Returns 0 in case of error, the index in the stack otherwise |
| 895 | */ |
| 896 | static int |
| 897 | xmlRelaxNGIncludePush(xmlRelaxNGParserCtxtPtr ctxt, |
| 898 | xmlRelaxNGIncludePtr value) |
| 899 | { |
| 900 | if (ctxt->incTab == NULL) { |
| 901 | ctxt->incMax = 4; |
| 902 | ctxt->incNr = 0; |
| 903 | ctxt->incTab = (xmlRelaxNGIncludePtr *) xmlMalloc( |
| 904 | ctxt->incMax * sizeof(ctxt->incTab[0])); |
| 905 | if (ctxt->incTab == NULL) { |
| 906 | xmlGenericError(xmlGenericErrorContext, "malloc failed !\n"); |
| 907 | return (0); |
| 908 | } |
| 909 | } |
| 910 | if (ctxt->incNr >= ctxt->incMax) { |
| 911 | ctxt->incMax *= 2; |
| 912 | ctxt->incTab = |
| 913 | (xmlRelaxNGIncludePtr *) xmlRealloc(ctxt->incTab, |
| 914 | ctxt->incMax * |
| 915 | sizeof(ctxt->incTab[0])); |
| 916 | if (ctxt->incTab == NULL) { |
| 917 | xmlGenericError(xmlGenericErrorContext, "realloc failed !\n"); |
| 918 | return (0); |
| 919 | } |
| 920 | } |
| 921 | ctxt->incTab[ctxt->incNr] = value; |
| 922 | ctxt->inc = value; |
| 923 | return (ctxt->incNr++); |
| 924 | } |
| 925 | |
| 926 | /** |
| 927 | * xmlRelaxNGIncludePop: |
| 928 | * @ctxt: the parser context |
| 929 | * |
| 930 | * Pops the top include from the include stack |
| 931 | * |
| 932 | * Returns the include just removed |
| 933 | */ |
| 934 | static xmlRelaxNGIncludePtr |
| 935 | xmlRelaxNGIncludePop(xmlRelaxNGParserCtxtPtr ctxt) |
| 936 | { |
| 937 | xmlRelaxNGIncludePtr ret; |
| 938 | |
| 939 | if (ctxt->incNr <= 0) |
| 940 | return (0); |
| 941 | ctxt->incNr--; |
| 942 | if (ctxt->incNr > 0) |
| 943 | ctxt->inc = ctxt->incTab[ctxt->incNr - 1]; |
| 944 | else |
| 945 | ctxt->inc = NULL; |
| 946 | ret = ctxt->incTab[ctxt->incNr]; |
| 947 | ctxt->incTab[ctxt->incNr] = 0; |
| 948 | return (ret); |
| 949 | } |
| 950 | |
| 951 | /** |
| 952 | * xmlRelaxNGLoadInclude: |
| 953 | * @ctxt: the parser context |
| 954 | * @URL: the normalized URL |
| 955 | * @node: the include node. |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 956 | * @ns: the namespace passed from the context. |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 957 | * |
| 958 | * First lookup if the document is already loaded into the parser context, |
| 959 | * check against recursion. If not found the resource is loaded and |
| 960 | * the content is preprocessed before being returned back to the caller. |
| 961 | * |
| 962 | * Returns the xmlRelaxNGIncludePtr or NULL in case of error |
| 963 | */ |
| 964 | static xmlRelaxNGIncludePtr |
| 965 | xmlRelaxNGLoadInclude(xmlRelaxNGParserCtxtPtr ctxt, const xmlChar *URL, |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 966 | xmlNodePtr node, const xmlChar *ns) { |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 967 | xmlRelaxNGIncludePtr ret = NULL; |
| 968 | xmlDocPtr doc; |
| 969 | int i; |
| 970 | xmlNodePtr root, tmp, tmp2, cur; |
| 971 | |
| 972 | /* |
| 973 | * check against recursion in the stack |
| 974 | */ |
| 975 | for (i = 0;i < ctxt->incNr;i++) { |
| 976 | if (xmlStrEqual(ctxt->incTab[i]->href, URL)) { |
| 977 | if (ctxt->error != NULL) |
| 978 | ctxt->error(ctxt->userData, |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 979 | "Detected an Include recursion for %s\n", |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 980 | URL); |
| 981 | ctxt->nbErrors++; |
| 982 | return(NULL); |
| 983 | } |
| 984 | } |
| 985 | |
| 986 | /* |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 987 | * load the document |
| 988 | */ |
| 989 | doc = xmlParseFile((const char *) URL); |
| 990 | if (doc == NULL) { |
| 991 | if (ctxt->error != NULL) |
| 992 | ctxt->error(ctxt->userData, |
| 993 | "xmlRelaxNG: could not load %s\n", URL); |
| 994 | ctxt->nbErrors++; |
| 995 | return (NULL); |
| 996 | } |
| 997 | |
| 998 | /* |
| 999 | * Allocate the document structures and register it first. |
| 1000 | */ |
| 1001 | ret = (xmlRelaxNGIncludePtr) xmlMalloc(sizeof(xmlRelaxNGInclude)); |
| 1002 | if (ret == NULL) { |
| 1003 | if (ctxt->error != NULL) |
| 1004 | ctxt->error(ctxt->userData, |
| 1005 | "xmlRelaxNG: allocate memory for doc %s\n", URL); |
| 1006 | ctxt->nbErrors++; |
| 1007 | xmlFreeDoc(doc); |
| 1008 | return (NULL); |
| 1009 | } |
| 1010 | memset(ret, 0, sizeof(xmlRelaxNGInclude)); |
| 1011 | ret->doc = doc; |
| 1012 | ret->href = xmlStrdup(URL); |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 1013 | ret->next = ctxt->includes; |
| 1014 | ctxt->includes = ret; |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1015 | |
| 1016 | /* |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 1017 | * transmit the ns if needed |
| 1018 | */ |
| 1019 | if (ns != NULL) { |
| 1020 | root = xmlDocGetRootElement(doc); |
| 1021 | if (root != NULL) { |
| 1022 | if (xmlHasProp(root, BAD_CAST"ns") == NULL) { |
| 1023 | xmlSetProp(root, BAD_CAST"ns", ns); |
| 1024 | } |
| 1025 | } |
| 1026 | } |
| 1027 | |
| 1028 | /* |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 1029 | * push it on the stack |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1030 | */ |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1031 | xmlRelaxNGIncludePush(ctxt, ret); |
| 1032 | |
| 1033 | /* |
| 1034 | * Some preprocessing of the document content, this include recursing |
| 1035 | * in the include stack. |
| 1036 | */ |
| 1037 | doc = xmlRelaxNGCleanupDoc(ctxt, doc); |
| 1038 | if (doc == NULL) { |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1039 | ctxt->inc = NULL; |
| 1040 | return(NULL); |
| 1041 | } |
| 1042 | |
| 1043 | /* |
| 1044 | * Pop up the include from the stack |
| 1045 | */ |
| 1046 | xmlRelaxNGIncludePop(ctxt); |
| 1047 | |
| 1048 | /* |
| 1049 | * Check that the top element is a grammar |
| 1050 | */ |
| 1051 | root = xmlDocGetRootElement(doc); |
| 1052 | if (root == NULL) { |
| 1053 | if (ctxt->error != NULL) |
| 1054 | ctxt->error(ctxt->userData, |
| 1055 | "xmlRelaxNG: included document is empty %s\n", URL); |
| 1056 | ctxt->nbErrors++; |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1057 | return (NULL); |
| 1058 | } |
| 1059 | if (!IS_RELAXNG(root, "grammar")) { |
| 1060 | if (ctxt->error != NULL) |
| 1061 | ctxt->error(ctxt->userData, |
| 1062 | "xmlRelaxNG: included document %s root is not a grammar\n", |
| 1063 | URL); |
| 1064 | ctxt->nbErrors++; |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1065 | return (NULL); |
| 1066 | } |
| 1067 | |
| 1068 | /* |
| 1069 | * Elimination of redefined rules in the include. |
| 1070 | */ |
| 1071 | cur = node->children; |
| 1072 | while (cur != NULL) { |
| 1073 | if (IS_RELAXNG(cur, "start")) { |
| 1074 | int found = 0; |
| 1075 | |
| 1076 | tmp = root->children; |
| 1077 | while (tmp != NULL) { |
| 1078 | tmp2 = tmp->next; |
| 1079 | if (IS_RELAXNG(tmp, "start")) { |
| 1080 | found = 1; |
| 1081 | xmlUnlinkNode(tmp); |
| 1082 | xmlFreeNode(tmp); |
| 1083 | } |
| 1084 | tmp = tmp2; |
| 1085 | } |
| 1086 | if (!found) { |
| 1087 | if (ctxt->error != NULL) |
| 1088 | ctxt->error(ctxt->userData, |
| 1089 | "xmlRelaxNG: include %s has a start but not the included grammar\n", |
| 1090 | URL); |
| 1091 | ctxt->nbErrors++; |
| 1092 | } |
| 1093 | } else if (IS_RELAXNG(cur, "define")) { |
| 1094 | xmlChar *name, *name2; |
| 1095 | |
| 1096 | name = xmlGetProp(cur, BAD_CAST "name"); |
| 1097 | if (name == NULL) { |
| 1098 | if (ctxt->error != NULL) |
| 1099 | ctxt->error(ctxt->userData, |
| 1100 | "xmlRelaxNG: include %s has define without name\n", |
| 1101 | URL); |
| 1102 | ctxt->nbErrors++; |
| 1103 | } else { |
| 1104 | int found = 0; |
| 1105 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1106 | xmlRelaxNGNormExtSpace(name); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1107 | tmp = root->children; |
| 1108 | while (tmp != NULL) { |
| 1109 | tmp2 = tmp->next; |
| 1110 | if (IS_RELAXNG(tmp, "define")) { |
| 1111 | name2 = xmlGetProp(tmp, BAD_CAST "name"); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1112 | xmlRelaxNGNormExtSpace(name2); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1113 | if (name2 != NULL) { |
| 1114 | if (xmlStrEqual(name, name2)) { |
| 1115 | found = 1; |
| 1116 | xmlUnlinkNode(tmp); |
| 1117 | xmlFreeNode(tmp); |
| 1118 | } |
| 1119 | xmlFree(name2); |
| 1120 | } |
| 1121 | } |
| 1122 | tmp = tmp2; |
| 1123 | } |
| 1124 | if (!found) { |
| 1125 | if (ctxt->error != NULL) |
| 1126 | ctxt->error(ctxt->userData, |
| 1127 | "xmlRelaxNG: include %s has a define %s but not the included grammar\n", |
| 1128 | URL, name); |
| 1129 | ctxt->nbErrors++; |
| 1130 | } |
| 1131 | xmlFree(name); |
| 1132 | } |
| 1133 | } |
| 1134 | cur = cur->next; |
| 1135 | } |
| 1136 | |
| 1137 | |
| 1138 | return(ret); |
| 1139 | } |
| 1140 | |
| 1141 | /** |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1142 | * xmlRelaxNGDocumentPush: |
| 1143 | * @ctxt: the parser context |
| 1144 | * @value: the element doc |
| 1145 | * |
| 1146 | * Pushes a new doc on top of the doc stack |
| 1147 | * |
| 1148 | * Returns 0 in case of error, the index in the stack otherwise |
| 1149 | */ |
| 1150 | static int |
| 1151 | xmlRelaxNGDocumentPush(xmlRelaxNGParserCtxtPtr ctxt, |
| 1152 | xmlRelaxNGDocumentPtr value) |
| 1153 | { |
| 1154 | if (ctxt->docTab == NULL) { |
| 1155 | ctxt->docMax = 4; |
| 1156 | ctxt->docNr = 0; |
| 1157 | ctxt->docTab = (xmlRelaxNGDocumentPtr *) xmlMalloc( |
| 1158 | ctxt->docMax * sizeof(ctxt->docTab[0])); |
| 1159 | if (ctxt->docTab == NULL) { |
| 1160 | xmlGenericError(xmlGenericErrorContext, "malloc failed !\n"); |
| 1161 | return (0); |
| 1162 | } |
| 1163 | } |
| 1164 | if (ctxt->docNr >= ctxt->docMax) { |
| 1165 | ctxt->docMax *= 2; |
| 1166 | ctxt->docTab = |
| 1167 | (xmlRelaxNGDocumentPtr *) xmlRealloc(ctxt->docTab, |
| 1168 | ctxt->docMax * |
| 1169 | sizeof(ctxt->docTab[0])); |
| 1170 | if (ctxt->docTab == NULL) { |
| 1171 | xmlGenericError(xmlGenericErrorContext, "realloc failed !\n"); |
| 1172 | return (0); |
| 1173 | } |
| 1174 | } |
| 1175 | ctxt->docTab[ctxt->docNr] = value; |
| 1176 | ctxt->doc = value; |
| 1177 | return (ctxt->docNr++); |
| 1178 | } |
| 1179 | |
| 1180 | /** |
| 1181 | * xmlRelaxNGDocumentPop: |
| 1182 | * @ctxt: the parser context |
| 1183 | * |
| 1184 | * Pops the top doc from the doc stack |
| 1185 | * |
| 1186 | * Returns the doc just removed |
| 1187 | */ |
| 1188 | static xmlRelaxNGDocumentPtr |
| 1189 | xmlRelaxNGDocumentPop(xmlRelaxNGParserCtxtPtr ctxt) |
| 1190 | { |
| 1191 | xmlRelaxNGDocumentPtr ret; |
| 1192 | |
| 1193 | if (ctxt->docNr <= 0) |
| 1194 | return (0); |
| 1195 | ctxt->docNr--; |
| 1196 | if (ctxt->docNr > 0) |
| 1197 | ctxt->doc = ctxt->docTab[ctxt->docNr - 1]; |
| 1198 | else |
| 1199 | ctxt->doc = NULL; |
| 1200 | ret = ctxt->docTab[ctxt->docNr]; |
| 1201 | ctxt->docTab[ctxt->docNr] = 0; |
| 1202 | return (ret); |
| 1203 | } |
| 1204 | |
| 1205 | /** |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1206 | * xmlRelaxNGLoadExternalRef: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1207 | * @ctxt: the parser context |
| 1208 | * @URL: the normalized URL |
| 1209 | * @ns: the inherited ns if any |
| 1210 | * |
| 1211 | * First lookup if the document is already loaded into the parser context, |
| 1212 | * check against recursion. If not found the resource is loaded and |
| 1213 | * the content is preprocessed before being returned back to the caller. |
| 1214 | * |
| 1215 | * Returns the xmlRelaxNGDocumentPtr or NULL in case of error |
| 1216 | */ |
| 1217 | static xmlRelaxNGDocumentPtr |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1218 | xmlRelaxNGLoadExternalRef(xmlRelaxNGParserCtxtPtr ctxt, const xmlChar *URL, |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1219 | const xmlChar *ns) { |
| 1220 | xmlRelaxNGDocumentPtr ret = NULL; |
| 1221 | xmlDocPtr doc; |
| 1222 | xmlNodePtr root; |
| 1223 | int i; |
| 1224 | |
| 1225 | /* |
| 1226 | * check against recursion in the stack |
| 1227 | */ |
| 1228 | for (i = 0;i < ctxt->docNr;i++) { |
| 1229 | if (xmlStrEqual(ctxt->docTab[i]->href, URL)) { |
| 1230 | if (ctxt->error != NULL) |
| 1231 | ctxt->error(ctxt->userData, |
| 1232 | "Detected an externalRef recursion for %s\n", |
| 1233 | URL); |
| 1234 | ctxt->nbErrors++; |
| 1235 | return(NULL); |
| 1236 | } |
| 1237 | } |
| 1238 | |
| 1239 | /* |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1240 | * load the document |
| 1241 | */ |
| 1242 | doc = xmlParseFile((const char *) URL); |
| 1243 | if (doc == NULL) { |
| 1244 | if (ctxt->error != NULL) |
| 1245 | ctxt->error(ctxt->userData, |
| 1246 | "xmlRelaxNG: could not load %s\n", URL); |
| 1247 | ctxt->nbErrors++; |
| 1248 | return (NULL); |
| 1249 | } |
| 1250 | |
| 1251 | /* |
| 1252 | * Allocate the document structures and register it first. |
| 1253 | */ |
| 1254 | ret = (xmlRelaxNGDocumentPtr) xmlMalloc(sizeof(xmlRelaxNGDocument)); |
| 1255 | if (ret == NULL) { |
| 1256 | if (ctxt->error != NULL) |
| 1257 | ctxt->error(ctxt->userData, |
| 1258 | "xmlRelaxNG: allocate memory for doc %s\n", URL); |
| 1259 | ctxt->nbErrors++; |
| 1260 | xmlFreeDoc(doc); |
| 1261 | return (NULL); |
| 1262 | } |
| 1263 | memset(ret, 0, sizeof(xmlRelaxNGDocument)); |
| 1264 | ret->doc = doc; |
| 1265 | ret->href = xmlStrdup(URL); |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 1266 | ret->next = ctxt->documents; |
| 1267 | ctxt->documents = ret; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1268 | |
| 1269 | /* |
| 1270 | * transmit the ns if needed |
| 1271 | */ |
| 1272 | if (ns != NULL) { |
| 1273 | root = xmlDocGetRootElement(doc); |
| 1274 | if (root != NULL) { |
| 1275 | if (xmlHasProp(root, BAD_CAST"ns") == NULL) { |
| 1276 | xmlSetProp(root, BAD_CAST"ns", ns); |
| 1277 | } |
| 1278 | } |
| 1279 | } |
| 1280 | |
| 1281 | /* |
| 1282 | * push it on the stack and register it in the hash table |
| 1283 | */ |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1284 | xmlRelaxNGDocumentPush(ctxt, ret); |
| 1285 | |
| 1286 | /* |
| 1287 | * Some preprocessing of the document content |
| 1288 | */ |
| 1289 | doc = xmlRelaxNGCleanupDoc(ctxt, doc); |
| 1290 | if (doc == NULL) { |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1291 | ctxt->doc = NULL; |
| 1292 | return(NULL); |
| 1293 | } |
| 1294 | |
| 1295 | xmlRelaxNGDocumentPop(ctxt); |
| 1296 | |
| 1297 | return(ret); |
| 1298 | } |
| 1299 | |
| 1300 | /************************************************************************ |
| 1301 | * * |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1302 | * Error functions * |
| 1303 | * * |
| 1304 | ************************************************************************/ |
| 1305 | |
| 1306 | #define VALID_CTXT() \ |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 1307 | if (((ctxt->flags & 1) == 0) || (ctxt->flags & 2)) \ |
| 1308 | xmlGenericError(xmlGenericErrorContext, \ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1309 | "error detected at %s:%d\n", \ |
| 1310 | __FILE__, __LINE__); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 1311 | |
| 1312 | #define VALID_ERROR(a) \ |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 1313 | if (((ctxt->flags & 1) == 0) || (ctxt->flags & 2)) \ |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 1314 | if (ctxt->error != NULL) ctxt->error(ctxt->userData, a) |
| 1315 | #define VALID_ERROR2(a, b) \ |
| 1316 | if (((ctxt->flags & 1) == 0) || (ctxt->flags & 2)) \ |
| 1317 | if (ctxt->error != NULL) ctxt->error(ctxt->userData, a, b) |
| 1318 | #define VALID_ERROR3(a, b, c) \ |
| 1319 | if (((ctxt->flags & 1) == 0) || (ctxt->flags & 2)) \ |
| 1320 | if (ctxt->error != NULL) ctxt->error(ctxt->userData, a, b, c) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1321 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1322 | #ifdef DEBUG |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 1323 | static const char * |
| 1324 | xmlRelaxNGDefName(xmlRelaxNGDefinePtr def) { |
| 1325 | if (def == NULL) |
| 1326 | return("none"); |
| 1327 | switch(def->type) { |
| 1328 | case XML_RELAXNG_EMPTY: return("empty"); |
| 1329 | case XML_RELAXNG_NOT_ALLOWED: return("notAllowed"); |
| 1330 | case XML_RELAXNG_EXCEPT: return("except"); |
| 1331 | case XML_RELAXNG_TEXT: return("text"); |
| 1332 | case XML_RELAXNG_ELEMENT: return("element"); |
| 1333 | case XML_RELAXNG_DATATYPE: return("datatype"); |
| 1334 | case XML_RELAXNG_VALUE: return("value"); |
| 1335 | case XML_RELAXNG_LIST: return("list"); |
| 1336 | case XML_RELAXNG_ATTRIBUTE: return("attribute"); |
| 1337 | case XML_RELAXNG_DEF: return("def"); |
| 1338 | case XML_RELAXNG_REF: return("ref"); |
| 1339 | case XML_RELAXNG_EXTERNALREF: return("externalRef"); |
| 1340 | case XML_RELAXNG_PARENTREF: return("parentRef"); |
| 1341 | case XML_RELAXNG_OPTIONAL: return("optional"); |
| 1342 | case XML_RELAXNG_ZEROORMORE: return("zeroOrMore"); |
| 1343 | case XML_RELAXNG_ONEORMORE: return("oneOrMore"); |
| 1344 | case XML_RELAXNG_CHOICE: return("choice"); |
| 1345 | case XML_RELAXNG_GROUP: return("group"); |
| 1346 | case XML_RELAXNG_INTERLEAVE: return("interleave"); |
| 1347 | case XML_RELAXNG_START: return("start"); |
| 1348 | } |
| 1349 | return("unknown"); |
| 1350 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1351 | #endif |
| 1352 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1353 | #if 0 |
| 1354 | /** |
| 1355 | * xmlRelaxNGErrorContext: |
| 1356 | * @ctxt: the parsing context |
| 1357 | * @schema: the schema being built |
| 1358 | * @node: the node being processed |
| 1359 | * @child: the child being processed |
| 1360 | * |
| 1361 | * Dump a RelaxNGType structure |
| 1362 | */ |
| 1363 | static void |
| 1364 | xmlRelaxNGErrorContext(xmlRelaxNGParserCtxtPtr ctxt, xmlRelaxNGPtr schema, |
| 1365 | xmlNodePtr node, xmlNodePtr child) |
| 1366 | { |
| 1367 | int line = 0; |
| 1368 | const xmlChar *file = NULL; |
| 1369 | const xmlChar *name = NULL; |
| 1370 | const char *type = "error"; |
| 1371 | |
| 1372 | if ((ctxt == NULL) || (ctxt->error == NULL)) |
| 1373 | return; |
| 1374 | |
| 1375 | if (child != NULL) |
| 1376 | node = child; |
| 1377 | |
| 1378 | if (node != NULL) { |
| 1379 | if ((node->type == XML_DOCUMENT_NODE) || |
| 1380 | (node->type == XML_HTML_DOCUMENT_NODE)) { |
| 1381 | xmlDocPtr doc = (xmlDocPtr) node; |
| 1382 | |
| 1383 | file = doc->URL; |
| 1384 | } else { |
| 1385 | /* |
| 1386 | * Try to find contextual informations to report |
| 1387 | */ |
| 1388 | if (node->type == XML_ELEMENT_NODE) { |
| 1389 | line = (int) node->content; |
| 1390 | } else if ((node->prev != NULL) && |
| 1391 | (node->prev->type == XML_ELEMENT_NODE)) { |
| 1392 | line = (int) node->prev->content; |
| 1393 | } else if ((node->parent != NULL) && |
| 1394 | (node->parent->type == XML_ELEMENT_NODE)) { |
| 1395 | line = (int) node->parent->content; |
| 1396 | } |
| 1397 | if ((node->doc != NULL) && (node->doc->URL != NULL)) |
| 1398 | file = node->doc->URL; |
| 1399 | if (node->name != NULL) |
| 1400 | name = node->name; |
| 1401 | } |
| 1402 | } |
| 1403 | |
| 1404 | if (ctxt != NULL) |
| 1405 | type = "compilation error"; |
| 1406 | else if (schema != NULL) |
| 1407 | type = "runtime error"; |
| 1408 | |
| 1409 | if ((file != NULL) && (line != 0) && (name != NULL)) |
| 1410 | ctxt->error(ctxt->userData, "%s: file %s line %d element %s\n", |
| 1411 | type, file, line, name); |
| 1412 | else if ((file != NULL) && (name != NULL)) |
| 1413 | ctxt->error(ctxt->userData, "%s: file %s element %s\n", |
| 1414 | type, file, name); |
| 1415 | else if ((file != NULL) && (line != 0)) |
| 1416 | ctxt->error(ctxt->userData, "%s: file %s line %d\n", type, file, line); |
| 1417 | else if (file != NULL) |
| 1418 | ctxt->error(ctxt->userData, "%s: file %s\n", type, file); |
| 1419 | else if (name != NULL) |
| 1420 | ctxt->error(ctxt->userData, "%s: element %s\n", type, name); |
| 1421 | else |
| 1422 | ctxt->error(ctxt->userData, "%s\n", type); |
| 1423 | } |
| 1424 | #endif |
| 1425 | |
| 1426 | /************************************************************************ |
| 1427 | * * |
| 1428 | * Type library hooks * |
| 1429 | * * |
| 1430 | ************************************************************************/ |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 1431 | static xmlChar *xmlRelaxNGNormalize(xmlRelaxNGValidCtxtPtr ctxt, |
| 1432 | const xmlChar *str); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1433 | |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1434 | /** |
| 1435 | * xmlRelaxNGSchemaTypeHave: |
| 1436 | * @data: data needed for the library |
| 1437 | * @type: the type name |
| 1438 | * |
| 1439 | * Check if the given type is provided by |
| 1440 | * the W3C XMLSchema Datatype library. |
| 1441 | * |
| 1442 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1443 | */ |
| 1444 | static int |
| 1445 | xmlRelaxNGSchemaTypeHave(void *data ATTRIBUTE_UNUSED, |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 1446 | const xmlChar *type) { |
| 1447 | xmlSchemaTypePtr typ; |
| 1448 | |
| 1449 | if (type == NULL) |
| 1450 | return(-1); |
| 1451 | typ = xmlSchemaGetPredefinedType(type, |
| 1452 | BAD_CAST "http://www.w3.org/2001/XMLSchema"); |
| 1453 | if (typ == NULL) |
| 1454 | return(0); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1455 | return(1); |
| 1456 | } |
| 1457 | |
| 1458 | /** |
| 1459 | * xmlRelaxNGSchemaTypeCheck: |
| 1460 | * @data: data needed for the library |
| 1461 | * @type: the type name |
| 1462 | * @value: the value to check |
| 1463 | * |
| 1464 | * Check if the given type and value are validated by |
| 1465 | * the W3C XMLSchema Datatype library. |
| 1466 | * |
| 1467 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1468 | */ |
| 1469 | static int |
| 1470 | xmlRelaxNGSchemaTypeCheck(void *data ATTRIBUTE_UNUSED, |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 1471 | const xmlChar *type, |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 1472 | const xmlChar *value, |
| 1473 | void **result) { |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 1474 | xmlSchemaTypePtr typ; |
| 1475 | int ret; |
| 1476 | |
| 1477 | /* |
| 1478 | * TODO: the type should be cached ab provided back, interface subject |
| 1479 | * to changes. |
| 1480 | * TODO: handle facets, may require an additional interface and keep |
| 1481 | * the value returned from the validation. |
| 1482 | */ |
| 1483 | if ((type == NULL) || (value == NULL)) |
| 1484 | return(-1); |
| 1485 | typ = xmlSchemaGetPredefinedType(type, |
| 1486 | BAD_CAST "http://www.w3.org/2001/XMLSchema"); |
| 1487 | if (typ == NULL) |
| 1488 | return(-1); |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 1489 | ret = xmlSchemaValidatePredefinedType(typ, value, |
| 1490 | (xmlSchemaValPtr *) result); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 1491 | if (ret == 0) |
| 1492 | return(1); |
| 1493 | if (ret > 0) |
| 1494 | return(0); |
| 1495 | return(-1); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1496 | } |
| 1497 | |
| 1498 | /** |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 1499 | * xmlRelaxNGSchemaFacetCheck: |
| 1500 | * @data: data needed for the library |
| 1501 | * @type: the type name |
| 1502 | * @facet: the facet name |
| 1503 | * @val: the facet value |
| 1504 | * @strval: the string value |
| 1505 | * @value: the value to check |
| 1506 | * |
| 1507 | * Function provided by a type library to check a value facet |
| 1508 | * |
| 1509 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1510 | */ |
| 1511 | static int |
| 1512 | xmlRelaxNGSchemaFacetCheck (void *data, const xmlChar *type, |
| 1513 | const xmlChar *facetname, const xmlChar *val, |
| 1514 | const xmlChar *strval, void *value) { |
| 1515 | xmlSchemaFacetPtr facet; |
| 1516 | xmlSchemaTypePtr typ; |
| 1517 | int ret; |
| 1518 | |
| 1519 | if ((type == NULL) || (strval == NULL)) |
| 1520 | return(-1); |
| 1521 | typ = xmlSchemaGetPredefinedType(type, |
| 1522 | BAD_CAST "http://www.w3.org/2001/XMLSchema"); |
| 1523 | if (typ == NULL) |
| 1524 | return(-1); |
| 1525 | |
| 1526 | facet = xmlSchemaNewFacet(); |
| 1527 | if (facet == NULL) |
| 1528 | return(-1); |
| 1529 | |
| 1530 | if (xmlStrEqual(facetname, BAD_CAST "minInclusive")) { |
| 1531 | facet->type = XML_SCHEMA_FACET_MININCLUSIVE; |
| 1532 | } else if (xmlStrEqual(facetname, BAD_CAST "minExclusive")) { |
| 1533 | facet->type = XML_SCHEMA_FACET_MINEXCLUSIVE; |
| 1534 | } else if (xmlStrEqual(facetname, BAD_CAST "maxInclusive")) { |
| 1535 | facet->type = XML_SCHEMA_FACET_MAXINCLUSIVE; |
| 1536 | } else if (xmlStrEqual(facetname, BAD_CAST "maxExclusive")) { |
| 1537 | facet->type = XML_SCHEMA_FACET_MAXEXCLUSIVE; |
| 1538 | } else if (xmlStrEqual(facetname, BAD_CAST "totalDigits")) { |
| 1539 | facet->type = XML_SCHEMA_FACET_TOTALDIGITS; |
| 1540 | } else if (xmlStrEqual(facetname, BAD_CAST "fractionDigits")) { |
| 1541 | facet->type = XML_SCHEMA_FACET_FRACTIONDIGITS; |
| 1542 | } else if (xmlStrEqual(facetname, BAD_CAST "pattern")) { |
| 1543 | facet->type = XML_SCHEMA_FACET_PATTERN; |
| 1544 | } else if (xmlStrEqual(facetname, BAD_CAST "enumeration")) { |
| 1545 | facet->type = XML_SCHEMA_FACET_ENUMERATION; |
| 1546 | } else if (xmlStrEqual(facetname, BAD_CAST "whiteSpace")) { |
| 1547 | facet->type = XML_SCHEMA_FACET_WHITESPACE; |
| 1548 | } else if (xmlStrEqual(facetname, BAD_CAST "length")) { |
| 1549 | facet->type = XML_SCHEMA_FACET_LENGTH; |
| 1550 | } else if (xmlStrEqual(facetname, BAD_CAST "maxLength")) { |
| 1551 | facet->type = XML_SCHEMA_FACET_MAXLENGTH; |
| 1552 | } else if (xmlStrEqual(facetname, BAD_CAST "minLength")) { |
| 1553 | facet->type = XML_SCHEMA_FACET_MINLENGTH; |
| 1554 | } else { |
| 1555 | xmlSchemaFreeFacet(facet); |
| 1556 | return(-1); |
| 1557 | } |
| 1558 | facet->value = xmlStrdup(val); |
| 1559 | ret = xmlSchemaCheckFacet(facet, typ, NULL, type); |
| 1560 | if (ret != 0) { |
| 1561 | xmlSchemaFreeFacet(facet); |
| 1562 | return(-1); |
| 1563 | } |
| 1564 | ret = xmlSchemaValidateFacet(typ, facet, strval, value); |
| 1565 | xmlSchemaFreeFacet(facet); |
| 1566 | if (ret != 0) |
| 1567 | return(-1); |
| 1568 | return(0); |
| 1569 | } |
| 1570 | |
| 1571 | /** |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1572 | * xmlRelaxNGSchemaTypeCompare: |
| 1573 | * @data: data needed for the library |
| 1574 | * @type: the type name |
| 1575 | * @value1: the first value |
| 1576 | * @value2: the second value |
| 1577 | * |
| 1578 | * Compare two values accordingly a type from the W3C XMLSchema |
| 1579 | * Datatype library. |
| 1580 | * |
| 1581 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1582 | */ |
| 1583 | static int |
| 1584 | xmlRelaxNGSchemaTypeCompare(void *data ATTRIBUTE_UNUSED, |
| 1585 | const xmlChar *type ATTRIBUTE_UNUSED, |
| 1586 | const xmlChar *value1 ATTRIBUTE_UNUSED, |
| 1587 | const xmlChar *value2 ATTRIBUTE_UNUSED) { |
| 1588 | TODO |
| 1589 | return(1); |
| 1590 | } |
| 1591 | |
| 1592 | /** |
| 1593 | * xmlRelaxNGDefaultTypeHave: |
| 1594 | * @data: data needed for the library |
| 1595 | * @type: the type name |
| 1596 | * |
| 1597 | * Check if the given type is provided by |
| 1598 | * the default datatype library. |
| 1599 | * |
| 1600 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1601 | */ |
| 1602 | static int |
| 1603 | xmlRelaxNGDefaultTypeHave(void *data ATTRIBUTE_UNUSED, const xmlChar *type) { |
| 1604 | if (type == NULL) |
| 1605 | return(-1); |
| 1606 | if (xmlStrEqual(type, BAD_CAST "string")) |
| 1607 | return(1); |
| 1608 | if (xmlStrEqual(type, BAD_CAST "token")) |
| 1609 | return(1); |
| 1610 | return(0); |
| 1611 | } |
| 1612 | |
| 1613 | /** |
| 1614 | * xmlRelaxNGDefaultTypeCheck: |
| 1615 | * @data: data needed for the library |
| 1616 | * @type: the type name |
| 1617 | * @value: the value to check |
| 1618 | * |
| 1619 | * Check if the given type and value are validated by |
| 1620 | * the default datatype library. |
| 1621 | * |
| 1622 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1623 | */ |
| 1624 | static int |
| 1625 | xmlRelaxNGDefaultTypeCheck(void *data ATTRIBUTE_UNUSED, |
| 1626 | const xmlChar *type ATTRIBUTE_UNUSED, |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 1627 | const xmlChar *value ATTRIBUTE_UNUSED, |
| 1628 | void **result ATTRIBUTE_UNUSED) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1629 | if (value == NULL) |
| 1630 | return(-1); |
| 1631 | if (xmlStrEqual(type, BAD_CAST "string")) |
| 1632 | return(1); |
| 1633 | if (xmlStrEqual(type, BAD_CAST "token")) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1634 | return(1); |
| 1635 | } |
| 1636 | |
| 1637 | return(0); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1638 | } |
| 1639 | |
| 1640 | /** |
| 1641 | * xmlRelaxNGDefaultTypeCompare: |
| 1642 | * @data: data needed for the library |
| 1643 | * @type: the type name |
| 1644 | * @value1: the first value |
| 1645 | * @value2: the second value |
| 1646 | * |
| 1647 | * Compare two values accordingly a type from the default |
| 1648 | * datatype library. |
| 1649 | * |
| 1650 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1651 | */ |
| 1652 | static int |
| 1653 | xmlRelaxNGDefaultTypeCompare(void *data ATTRIBUTE_UNUSED, |
| 1654 | const xmlChar *type ATTRIBUTE_UNUSED, |
| 1655 | const xmlChar *value1 ATTRIBUTE_UNUSED, |
| 1656 | const xmlChar *value2 ATTRIBUTE_UNUSED) { |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 1657 | int ret = -1; |
| 1658 | |
| 1659 | if (xmlStrEqual(type, BAD_CAST "string")) { |
| 1660 | ret = xmlStrEqual(value1, value2); |
| 1661 | } else if (xmlStrEqual(type, BAD_CAST "token")) { |
| 1662 | if (!xmlStrEqual(value1, value2)) { |
| 1663 | xmlChar *nval, *nvalue; |
| 1664 | |
| 1665 | /* |
| 1666 | * TODO: trivial optimizations are possible by |
| 1667 | * computing at compile-time |
| 1668 | */ |
| 1669 | nval = xmlRelaxNGNormalize(NULL, value1); |
| 1670 | nvalue = xmlRelaxNGNormalize(NULL, value2); |
| 1671 | |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1672 | if ((nval == NULL) || (nvalue == NULL)) |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 1673 | ret = -1; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1674 | else if (xmlStrEqual(nval, nvalue)) |
| 1675 | ret = 1; |
| 1676 | else |
| 1677 | ret = 0; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 1678 | if (nval != NULL) |
| 1679 | xmlFree(nval); |
| 1680 | if (nvalue != NULL) |
| 1681 | xmlFree(nvalue); |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1682 | } else |
| 1683 | ret = 1; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 1684 | } |
| 1685 | return(ret); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1686 | } |
| 1687 | |
| 1688 | static int xmlRelaxNGTypeInitialized = 0; |
| 1689 | static xmlHashTablePtr xmlRelaxNGRegisteredTypes = NULL; |
| 1690 | |
| 1691 | /** |
| 1692 | * xmlRelaxNGFreeTypeLibrary: |
| 1693 | * @lib: the type library structure |
| 1694 | * @namespace: the URI bound to the library |
| 1695 | * |
| 1696 | * Free the structure associated to the type library |
| 1697 | */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1698 | static void |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1699 | xmlRelaxNGFreeTypeLibrary(xmlRelaxNGTypeLibraryPtr lib, |
| 1700 | const xmlChar *namespace ATTRIBUTE_UNUSED) { |
| 1701 | if (lib == NULL) |
| 1702 | return; |
| 1703 | if (lib->namespace != NULL) |
| 1704 | xmlFree((xmlChar *)lib->namespace); |
| 1705 | xmlFree(lib); |
| 1706 | } |
| 1707 | |
| 1708 | /** |
| 1709 | * xmlRelaxNGRegisterTypeLibrary: |
| 1710 | * @namespace: the URI bound to the library |
| 1711 | * @data: data associated to the library |
| 1712 | * @have: the provide function |
| 1713 | * @check: the checking function |
| 1714 | * @comp: the comparison function |
| 1715 | * |
| 1716 | * Register a new type library |
| 1717 | * |
| 1718 | * Returns 0 in case of success and -1 in case of error. |
| 1719 | */ |
| 1720 | static int |
| 1721 | xmlRelaxNGRegisterTypeLibrary(const xmlChar *namespace, void *data, |
| 1722 | xmlRelaxNGTypeHave have, xmlRelaxNGTypeCheck check, |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 1723 | xmlRelaxNGTypeCompare comp, xmlRelaxNGFacetCheck facet, |
| 1724 | xmlRelaxNGTypeFree freef) { |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1725 | xmlRelaxNGTypeLibraryPtr lib; |
| 1726 | int ret; |
| 1727 | |
| 1728 | if ((xmlRelaxNGRegisteredTypes == NULL) || (namespace == NULL) || |
| 1729 | (check == NULL) || (comp == NULL)) |
| 1730 | return(-1); |
| 1731 | if (xmlHashLookup(xmlRelaxNGRegisteredTypes, namespace) != NULL) { |
| 1732 | xmlGenericError(xmlGenericErrorContext, |
| 1733 | "Relax-NG types library '%s' already registered\n", |
| 1734 | namespace); |
| 1735 | return(-1); |
| 1736 | } |
| 1737 | lib = (xmlRelaxNGTypeLibraryPtr) xmlMalloc(sizeof(xmlRelaxNGTypeLibrary)); |
| 1738 | if (lib == NULL) { |
| 1739 | xmlGenericError(xmlGenericErrorContext, |
| 1740 | "Relax-NG types library '%s' malloc() failed\n", |
| 1741 | namespace); |
| 1742 | return (-1); |
| 1743 | } |
| 1744 | memset(lib, 0, sizeof(xmlRelaxNGTypeLibrary)); |
| 1745 | lib->namespace = xmlStrdup(namespace); |
| 1746 | lib->data = data; |
| 1747 | lib->have = have; |
| 1748 | lib->comp = comp; |
| 1749 | lib->check = check; |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 1750 | lib->facet = facet; |
| 1751 | lib->freef = freef; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1752 | ret = xmlHashAddEntry(xmlRelaxNGRegisteredTypes, namespace, lib); |
| 1753 | if (ret < 0) { |
| 1754 | xmlGenericError(xmlGenericErrorContext, |
| 1755 | "Relax-NG types library failed to register '%s'\n", |
| 1756 | namespace); |
| 1757 | xmlRelaxNGFreeTypeLibrary(lib, namespace); |
| 1758 | return(-1); |
| 1759 | } |
| 1760 | return(0); |
| 1761 | } |
| 1762 | |
| 1763 | /** |
| 1764 | * xmlRelaxNGInitTypes: |
| 1765 | * |
| 1766 | * Initilize the default type libraries. |
| 1767 | * |
| 1768 | * Returns 0 in case of success and -1 in case of error. |
| 1769 | */ |
| 1770 | static int |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1771 | xmlRelaxNGInitTypes(void) { |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1772 | if (xmlRelaxNGTypeInitialized != 0) |
| 1773 | return(0); |
| 1774 | xmlRelaxNGRegisteredTypes = xmlHashCreate(10); |
| 1775 | if (xmlRelaxNGRegisteredTypes == NULL) { |
| 1776 | xmlGenericError(xmlGenericErrorContext, |
| 1777 | "Failed to allocate sh table for Relax-NG types\n"); |
| 1778 | return(-1); |
| 1779 | } |
| 1780 | xmlRelaxNGRegisterTypeLibrary( |
| 1781 | BAD_CAST "http://www.w3.org/2001/XMLSchema-datatypes", |
| 1782 | NULL, |
| 1783 | xmlRelaxNGSchemaTypeHave, |
| 1784 | xmlRelaxNGSchemaTypeCheck, |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 1785 | xmlRelaxNGSchemaTypeCompare, |
| 1786 | xmlRelaxNGSchemaFacetCheck, |
| 1787 | (xmlRelaxNGTypeFree) xmlSchemaFreeValue); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1788 | xmlRelaxNGRegisterTypeLibrary( |
| 1789 | xmlRelaxNGNs, |
| 1790 | NULL, |
| 1791 | xmlRelaxNGDefaultTypeHave, |
| 1792 | xmlRelaxNGDefaultTypeCheck, |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 1793 | xmlRelaxNGDefaultTypeCompare, |
| 1794 | NULL, |
| 1795 | NULL); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1796 | xmlRelaxNGTypeInitialized = 1; |
| 1797 | return(0); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1798 | } |
| 1799 | |
| 1800 | /** |
| 1801 | * xmlRelaxNGCleanupTypes: |
| 1802 | * |
| 1803 | * Cleanup the default Schemas type library associated to RelaxNG |
| 1804 | */ |
| 1805 | void |
| 1806 | xmlRelaxNGCleanupTypes(void) { |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1807 | if (xmlRelaxNGTypeInitialized == 0) |
| 1808 | return; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1809 | xmlSchemaCleanupTypes(); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1810 | xmlHashFree(xmlRelaxNGRegisteredTypes, (xmlHashDeallocator) |
| 1811 | xmlRelaxNGFreeTypeLibrary); |
| 1812 | xmlRelaxNGTypeInitialized = 0; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1813 | } |
| 1814 | |
| 1815 | /************************************************************************ |
| 1816 | * * |
| 1817 | * Parsing functions * |
| 1818 | * * |
| 1819 | ************************************************************************/ |
| 1820 | |
| 1821 | static xmlRelaxNGDefinePtr xmlRelaxNGParseAttribute( |
| 1822 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node); |
| 1823 | static xmlRelaxNGDefinePtr xmlRelaxNGParseElement( |
| 1824 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node); |
| 1825 | static xmlRelaxNGDefinePtr xmlRelaxNGParsePatterns( |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 1826 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes, int group); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 1827 | static xmlRelaxNGDefinePtr xmlRelaxNGParsePattern( |
| 1828 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1829 | static xmlRelaxNGPtr xmlRelaxNGParseDocument( |
| 1830 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 1831 | static int xmlRelaxNGParseGrammarContent( |
| 1832 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes); |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 1833 | static xmlRelaxNGDefinePtr xmlRelaxNGParseNameClass( |
| 1834 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node, |
| 1835 | xmlRelaxNGDefinePtr def); |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 1836 | static xmlRelaxNGGrammarPtr xmlRelaxNGParseGrammar( |
| 1837 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes); |
Daniel Veillard | 17bed98 | 2003-02-24 20:11:43 +0000 | [diff] [blame] | 1838 | static int xmlRelaxNGElementMatch(xmlRelaxNGValidCtxtPtr ctxt, |
| 1839 | xmlRelaxNGDefinePtr define, xmlNodePtr elem); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1840 | |
| 1841 | |
| 1842 | #define IS_BLANK_NODE(n) \ |
| 1843 | (((n)->type == XML_TEXT_NODE) && (xmlRelaxNGIsBlank((n)->content))) |
| 1844 | |
| 1845 | /** |
| 1846 | * xmlRelaxNGIsBlank: |
| 1847 | * @str: a string |
| 1848 | * |
| 1849 | * Check if a string is ignorable c.f. 4.2. Whitespace |
| 1850 | * |
| 1851 | * Returns 1 if the string is NULL or made of blanks chars, 0 otherwise |
| 1852 | */ |
| 1853 | static int |
| 1854 | xmlRelaxNGIsBlank(xmlChar *str) { |
| 1855 | if (str == NULL) |
| 1856 | return(1); |
| 1857 | while (*str != 0) { |
| 1858 | if (!(IS_BLANK(*str))) return(0); |
| 1859 | str++; |
| 1860 | } |
| 1861 | return(1); |
| 1862 | } |
| 1863 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1864 | /** |
| 1865 | * xmlRelaxNGGetDataTypeLibrary: |
| 1866 | * @ctxt: a Relax-NG parser context |
| 1867 | * @node: the current data or value element |
| 1868 | * |
| 1869 | * Applies algorithm from 4.3. datatypeLibrary attribute |
| 1870 | * |
| 1871 | * Returns the datatypeLibary value or NULL if not found |
| 1872 | */ |
| 1873 | static xmlChar * |
| 1874 | xmlRelaxNGGetDataTypeLibrary(xmlRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 1875 | xmlNodePtr node) { |
| 1876 | xmlChar *ret, *escape; |
| 1877 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1878 | if ((IS_RELAXNG(node, "data")) || (IS_RELAXNG(node, "value"))) { |
| 1879 | ret = xmlGetProp(node, BAD_CAST "datatypeLibrary"); |
| 1880 | if (ret != NULL) { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1881 | if (ret[0] == 0) { |
| 1882 | xmlFree(ret); |
| 1883 | return(NULL); |
| 1884 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1885 | escape = xmlURIEscapeStr(ret, BAD_CAST ":/#?"); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1886 | if (escape == NULL) { |
| 1887 | return(ret); |
| 1888 | } |
| 1889 | xmlFree(ret); |
| 1890 | return(escape); |
| 1891 | } |
| 1892 | } |
| 1893 | node = node->parent; |
| 1894 | while ((node != NULL) && (node->type == XML_ELEMENT_NODE)) { |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 1895 | ret = xmlGetProp(node, BAD_CAST "datatypeLibrary"); |
| 1896 | if (ret != NULL) { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1897 | if (ret[0] == 0) { |
| 1898 | xmlFree(ret); |
| 1899 | return(NULL); |
| 1900 | } |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 1901 | escape = xmlURIEscapeStr(ret, BAD_CAST ":/#?"); |
| 1902 | if (escape == NULL) { |
| 1903 | return(ret); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1904 | } |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 1905 | xmlFree(ret); |
| 1906 | return(escape); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1907 | } |
| 1908 | node = node->parent; |
| 1909 | } |
| 1910 | return(NULL); |
| 1911 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1912 | |
| 1913 | /** |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 1914 | * xmlRelaxNGParseValue: |
| 1915 | * @ctxt: a Relax-NG parser context |
| 1916 | * @node: the data node. |
| 1917 | * |
| 1918 | * parse the content of a RelaxNG value node. |
| 1919 | * |
| 1920 | * Returns the definition pointer or NULL in case of error |
| 1921 | */ |
| 1922 | static xmlRelaxNGDefinePtr |
| 1923 | xmlRelaxNGParseValue(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 1924 | xmlRelaxNGDefinePtr def = NULL; |
| 1925 | xmlRelaxNGTypeLibraryPtr lib; |
| 1926 | xmlChar *type; |
| 1927 | xmlChar *library; |
| 1928 | int tmp; |
| 1929 | |
| 1930 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 1931 | if (def == NULL) |
| 1932 | return(NULL); |
| 1933 | def->type = XML_RELAXNG_VALUE; |
| 1934 | |
| 1935 | type = xmlGetProp(node, BAD_CAST "type"); |
| 1936 | if (type != NULL) { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1937 | xmlRelaxNGNormExtSpace(type); |
| 1938 | if (xmlValidateNCName(type, 0)) { |
| 1939 | if (ctxt->error != NULL) |
| 1940 | ctxt->error(ctxt->userData, |
| 1941 | "value type '%s' is not an NCName\n", |
| 1942 | type); |
| 1943 | ctxt->nbErrors++; |
| 1944 | } |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 1945 | library = xmlRelaxNGGetDataTypeLibrary(ctxt, node); |
| 1946 | if (library == NULL) |
| 1947 | library = xmlStrdup(BAD_CAST "http://relaxng.org/ns/structure/1.0"); |
| 1948 | |
| 1949 | def->name = type; |
| 1950 | def->ns = library; |
| 1951 | |
| 1952 | lib = (xmlRelaxNGTypeLibraryPtr) |
| 1953 | xmlHashLookup(xmlRelaxNGRegisteredTypes, library); |
| 1954 | if (lib == NULL) { |
| 1955 | if (ctxt->error != NULL) |
| 1956 | ctxt->error(ctxt->userData, |
| 1957 | "Use of unregistered type library '%s'\n", |
| 1958 | library); |
| 1959 | ctxt->nbErrors++; |
| 1960 | def->data = NULL; |
| 1961 | } else { |
| 1962 | def->data = lib; |
| 1963 | if (lib->have == NULL) { |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 1964 | if (ctxt->error != NULL) |
| 1965 | ctxt->error(ctxt->userData, |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 1966 | "Internal error with type library '%s': no 'have'\n", |
| 1967 | library); |
| 1968 | ctxt->nbErrors++; |
| 1969 | } else { |
| 1970 | tmp = lib->have(lib->data, def->name); |
| 1971 | if (tmp != 1) { |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 1972 | if (ctxt->error != NULL) |
| 1973 | ctxt->error(ctxt->userData, |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 1974 | "Error type '%s' is not exported by type library '%s'\n", |
| 1975 | def->name, library); |
| 1976 | ctxt->nbErrors++; |
| 1977 | } |
| 1978 | } |
| 1979 | } |
| 1980 | } |
| 1981 | if (node->children == NULL) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1982 | def->value = xmlStrdup(BAD_CAST ""); |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 1983 | } else if ((node->children->type != XML_TEXT_NODE) || |
| 1984 | (node->children->next != NULL)) { |
| 1985 | if (ctxt->error != NULL) |
| 1986 | ctxt->error(ctxt->userData, |
| 1987 | "Expecting a single text value for <value>content\n"); |
| 1988 | ctxt->nbErrors++; |
| 1989 | } else { |
| 1990 | def->value = xmlNodeGetContent(node); |
| 1991 | if (def->value == NULL) { |
| 1992 | if (ctxt->error != NULL) |
| 1993 | ctxt->error(ctxt->userData, |
| 1994 | "Element <value> has no content\n"); |
| 1995 | ctxt->nbErrors++; |
| 1996 | } |
| 1997 | } |
| 1998 | /* TODO check ahead of time that the value is okay per the type */ |
| 1999 | return(def); |
| 2000 | } |
| 2001 | |
| 2002 | /** |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2003 | * xmlRelaxNGParseData: |
| 2004 | * @ctxt: a Relax-NG parser context |
| 2005 | * @node: the data node. |
| 2006 | * |
| 2007 | * parse the content of a RelaxNG data node. |
| 2008 | * |
| 2009 | * Returns the definition pointer or NULL in case of error |
| 2010 | */ |
| 2011 | static xmlRelaxNGDefinePtr |
| 2012 | xmlRelaxNGParseData(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 2013 | xmlRelaxNGDefinePtr def = NULL, except, last = NULL; |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 2014 | xmlRelaxNGDefinePtr param, lastparam = NULL; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2015 | xmlRelaxNGTypeLibraryPtr lib; |
| 2016 | xmlChar *type; |
| 2017 | xmlChar *library; |
| 2018 | xmlNodePtr content; |
| 2019 | int tmp; |
| 2020 | |
| 2021 | type = xmlGetProp(node, BAD_CAST "type"); |
| 2022 | if (type == NULL) { |
| 2023 | if (ctxt->error != NULL) |
| 2024 | ctxt->error(ctxt->userData, |
| 2025 | "data has no type\n"); |
| 2026 | ctxt->nbErrors++; |
| 2027 | return(NULL); |
| 2028 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2029 | xmlRelaxNGNormExtSpace(type); |
| 2030 | if (xmlValidateNCName(type, 0)) { |
| 2031 | if (ctxt->error != NULL) |
| 2032 | ctxt->error(ctxt->userData, |
| 2033 | "data type '%s' is not an NCName\n", |
| 2034 | type); |
| 2035 | ctxt->nbErrors++; |
| 2036 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2037 | library = xmlRelaxNGGetDataTypeLibrary(ctxt, node); |
| 2038 | if (library == NULL) |
| 2039 | library = xmlStrdup(BAD_CAST "http://relaxng.org/ns/structure/1.0"); |
| 2040 | |
| 2041 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2042 | if (def == NULL) { |
| 2043 | xmlFree(type); |
| 2044 | return(NULL); |
| 2045 | } |
| 2046 | def->type = XML_RELAXNG_DATATYPE; |
| 2047 | def->name = type; |
| 2048 | def->ns = library; |
| 2049 | |
| 2050 | lib = (xmlRelaxNGTypeLibraryPtr) |
| 2051 | xmlHashLookup(xmlRelaxNGRegisteredTypes, library); |
| 2052 | if (lib == NULL) { |
| 2053 | if (ctxt->error != NULL) |
| 2054 | ctxt->error(ctxt->userData, |
| 2055 | "Use of unregistered type library '%s'\n", |
| 2056 | library); |
| 2057 | ctxt->nbErrors++; |
| 2058 | def->data = NULL; |
| 2059 | } else { |
| 2060 | def->data = lib; |
| 2061 | if (lib->have == NULL) { |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 2062 | if (ctxt->error != NULL) |
| 2063 | ctxt->error(ctxt->userData, |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2064 | "Internal error with type library '%s': no 'have'\n", |
| 2065 | library); |
| 2066 | ctxt->nbErrors++; |
| 2067 | } else { |
| 2068 | tmp = lib->have(lib->data, def->name); |
| 2069 | if (tmp != 1) { |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 2070 | if (ctxt->error != NULL) |
| 2071 | ctxt->error(ctxt->userData, |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2072 | "Error type '%s' is not exported by type library '%s'\n", |
| 2073 | def->name, library); |
| 2074 | ctxt->nbErrors++; |
| 2075 | } |
| 2076 | } |
| 2077 | } |
| 2078 | content = node->children; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 2079 | |
| 2080 | /* |
| 2081 | * Handle optional params |
| 2082 | */ |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2083 | while (content != NULL) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 2084 | if (!xmlStrEqual(content->name, BAD_CAST "param")) |
| 2085 | break; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 2086 | if (xmlStrEqual(library, |
| 2087 | BAD_CAST"http://relaxng.org/ns/structure/1.0")) { |
| 2088 | if (ctxt->error != NULL) |
| 2089 | ctxt->error(ctxt->userData, |
| 2090 | "Type library '%s' does not allow type parameters\n", |
| 2091 | library); |
| 2092 | ctxt->nbErrors++; |
| 2093 | content = content->next; |
| 2094 | while ((content != NULL) && |
| 2095 | (xmlStrEqual(content->name, BAD_CAST "param"))) |
| 2096 | content = content->next; |
| 2097 | } else { |
| 2098 | param = xmlRelaxNGNewDefine(ctxt, node); |
| 2099 | if (param != NULL) { |
| 2100 | param->type = XML_RELAXNG_PARAM; |
| 2101 | param->name = xmlGetProp(content, BAD_CAST "name"); |
| 2102 | if (param->name == NULL) { |
| 2103 | if (ctxt->error != NULL) |
| 2104 | ctxt->error(ctxt->userData, |
| 2105 | "param has no name\n"); |
| 2106 | ctxt->nbErrors++; |
| 2107 | } |
| 2108 | param->value = xmlNodeGetContent(content); |
| 2109 | if (lastparam == NULL) { |
| 2110 | def->attrs = lastparam = param; |
| 2111 | } else { |
| 2112 | lastparam->next = param; |
| 2113 | lastparam = param; |
| 2114 | } |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 2115 | if (lib != NULL) { |
| 2116 | } |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 2117 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 2118 | content = content->next; |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 2119 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2120 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 2121 | /* |
| 2122 | * Handle optional except |
| 2123 | */ |
| 2124 | if ((content != NULL) && (xmlStrEqual(content->name, BAD_CAST "except"))) { |
| 2125 | xmlNodePtr child; |
| 2126 | xmlRelaxNGDefinePtr tmp2, last2 = NULL; |
| 2127 | |
| 2128 | except = xmlRelaxNGNewDefine(ctxt, node); |
| 2129 | if (except == NULL) { |
| 2130 | return(def); |
| 2131 | } |
| 2132 | except->type = XML_RELAXNG_EXCEPT; |
| 2133 | child = content->children; |
| 2134 | if (last == NULL) { |
| 2135 | def->content = except; |
| 2136 | } else { |
| 2137 | last->next = except; |
| 2138 | } |
| 2139 | if (child == NULL) { |
| 2140 | if (ctxt->error != NULL) |
| 2141 | ctxt->error(ctxt->userData, |
| 2142 | "except has no content\n"); |
| 2143 | ctxt->nbErrors++; |
| 2144 | } |
| 2145 | while (child != NULL) { |
| 2146 | tmp2 = xmlRelaxNGParsePattern(ctxt, child); |
| 2147 | if (tmp2 != NULL) { |
| 2148 | if (last2 == NULL) { |
| 2149 | except->content = last2 = tmp2; |
| 2150 | } else { |
| 2151 | last2->next = tmp2; |
| 2152 | last2 = tmp2; |
| 2153 | } |
| 2154 | } |
| 2155 | child = child->next; |
| 2156 | } |
| 2157 | content = content->next; |
| 2158 | } |
| 2159 | /* |
| 2160 | * Check there is no unhandled data |
| 2161 | */ |
| 2162 | if (content != NULL) { |
| 2163 | if (ctxt->error != NULL) |
| 2164 | ctxt->error(ctxt->userData, |
| 2165 | "Element data has unexpected content %s\n", content->name); |
| 2166 | ctxt->nbErrors++; |
| 2167 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2168 | |
| 2169 | return(def); |
| 2170 | } |
| 2171 | |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 2172 | static const xmlChar *invalidName = BAD_CAST "\1"; |
| 2173 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2174 | /** |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 2175 | * xmlRelaxNGCompareNameClasses: |
| 2176 | * @defs1: the first element/attribute defs |
| 2177 | * @defs2: the second element/attribute defs |
| 2178 | * @name: the restriction on the name |
| 2179 | * @ns: the restriction on the namespace |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2180 | * |
| 2181 | * Compare the 2 lists of element definitions. The comparison is |
| 2182 | * that if both lists do not accept the same QNames, it returns 1 |
| 2183 | * If the 2 lists can accept the same QName the comparison returns 0 |
| 2184 | * |
| 2185 | * Returns 1 disttinct, 0 if equal |
| 2186 | */ |
| 2187 | static int |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 2188 | xmlRelaxNGCompareNameClasses(xmlRelaxNGDefinePtr def1, |
| 2189 | xmlRelaxNGDefinePtr def2) { |
| 2190 | int ret = 1; |
| 2191 | xmlNode node; |
| 2192 | xmlNs ns; |
| 2193 | xmlRelaxNGValidCtxt ctxt; |
| 2194 | ctxt.flags = FLAGS_IGNORABLE; |
| 2195 | |
| 2196 | if ((def1->type == XML_RELAXNG_ELEMENT) || |
| 2197 | (def1->type == XML_RELAXNG_ATTRIBUTE)) { |
| 2198 | if (def2->type == XML_RELAXNG_TEXT) |
| 2199 | return(1); |
| 2200 | if (def1->name != NULL) { |
| 2201 | node.name = def1->name; |
| 2202 | } else { |
| 2203 | node.name = invalidName; |
| 2204 | } |
| 2205 | node.ns = &ns; |
| 2206 | if (def1->ns != NULL) { |
| 2207 | if (def1->ns[0] == 0) { |
| 2208 | node.ns = NULL; |
| 2209 | } else { |
| 2210 | ns.href = def1->ns; |
| 2211 | } |
| 2212 | } else { |
| 2213 | ns.href = invalidName; |
| 2214 | } |
| 2215 | if (xmlRelaxNGElementMatch(&ctxt, def2, &node)) { |
| 2216 | if (def1->nameClass != NULL) { |
| 2217 | ret = xmlRelaxNGCompareNameClasses(def1->nameClass, def2); |
| 2218 | } else { |
| 2219 | ret = 0; |
| 2220 | } |
| 2221 | } else { |
| 2222 | ret = 1; |
| 2223 | } |
| 2224 | } else if (def1->type == XML_RELAXNG_TEXT) { |
| 2225 | if (def2->type == XML_RELAXNG_TEXT) |
| 2226 | return(0); |
| 2227 | return(1); |
| 2228 | } else if (def1->type == XML_RELAXNG_EXCEPT) { |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 2229 | TODO |
| 2230 | ret = 0; |
| 2231 | } else { |
| 2232 | TODO |
| 2233 | ret = 0; |
| 2234 | } |
| 2235 | if (ret == 0) |
| 2236 | return(ret); |
| 2237 | if ((def2->type == XML_RELAXNG_ELEMENT) || |
| 2238 | (def2->type == XML_RELAXNG_ATTRIBUTE)) { |
| 2239 | if (def2->name != NULL) { |
| 2240 | node.name = def2->name; |
| 2241 | } else { |
| 2242 | node.name = invalidName; |
| 2243 | } |
| 2244 | node.ns = &ns; |
| 2245 | if (def2->ns != NULL) { |
| 2246 | if (def2->ns[0] == 0) { |
| 2247 | node.ns = NULL; |
| 2248 | } else { |
| 2249 | ns.href = def2->ns; |
| 2250 | } |
| 2251 | } else { |
| 2252 | ns.href = invalidName; |
| 2253 | } |
| 2254 | if (xmlRelaxNGElementMatch(&ctxt, def1, &node)) { |
| 2255 | if (def2->nameClass != NULL) { |
| 2256 | ret = xmlRelaxNGCompareNameClasses(def2->nameClass, def1); |
| 2257 | } else { |
| 2258 | ret = 0; |
| 2259 | } |
| 2260 | } else { |
| 2261 | ret = 1; |
| 2262 | } |
| 2263 | } else { |
| 2264 | TODO |
| 2265 | ret = 0; |
| 2266 | } |
| 2267 | |
| 2268 | return(ret); |
| 2269 | } |
| 2270 | |
| 2271 | /** |
| 2272 | * xmlRelaxNGCompareElemDefLists: |
| 2273 | * @ctxt: a Relax-NG parser context |
| 2274 | * @defs1: the first list of element/attribute defs |
| 2275 | * @defs2: the second list of element/attribute defs |
| 2276 | * |
| 2277 | * Compare the 2 lists of element or attribute definitions. The comparison |
| 2278 | * is that if both lists do not accept the same QNames, it returns 1 |
| 2279 | * If the 2 lists can accept the same QName the comparison returns 0 |
| 2280 | * |
| 2281 | * Returns 1 disttinct, 0 if equal |
| 2282 | */ |
| 2283 | static int |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2284 | xmlRelaxNGCompareElemDefLists(xmlRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 2285 | xmlRelaxNGDefinePtr *def1, |
| 2286 | xmlRelaxNGDefinePtr *def2) { |
| 2287 | xmlRelaxNGDefinePtr *basedef2 = def2; |
| 2288 | |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2289 | if ((def1 == NULL) || (def2 == NULL)) |
| 2290 | return(1); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2291 | if ((*def1 == NULL) || (*def2 == NULL)) |
| 2292 | return(1); |
| 2293 | while (*def1 != NULL) { |
| 2294 | while ((*def2) != NULL) { |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 2295 | if (xmlRelaxNGCompareNameClasses(*def1, *def2) == 0) |
| 2296 | return(0); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2297 | def2++; |
| 2298 | } |
| 2299 | def2 = basedef2; |
| 2300 | def1++; |
| 2301 | } |
| 2302 | return(1); |
| 2303 | } |
| 2304 | |
| 2305 | /** |
| 2306 | * xmlRelaxNGGetElements: |
| 2307 | * @ctxt: a Relax-NG parser context |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2308 | * @def: the definition definition |
| 2309 | * @eora: gather elements (0) or attributes (1) |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2310 | * |
| 2311 | * Compute the list of top elements a definition can generate |
| 2312 | * |
| 2313 | * Returns a list of elements or NULL if none was found. |
| 2314 | */ |
| 2315 | static xmlRelaxNGDefinePtr * |
| 2316 | xmlRelaxNGGetElements(xmlRelaxNGParserCtxtPtr ctxt, |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2317 | xmlRelaxNGDefinePtr def, |
| 2318 | int eora) { |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2319 | xmlRelaxNGDefinePtr *ret = NULL, parent, cur, tmp; |
| 2320 | int len = 0; |
| 2321 | int max = 0; |
| 2322 | |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2323 | /* |
| 2324 | * Don't run that check in case of error. Infinite recursion |
| 2325 | * becomes possible. |
| 2326 | */ |
| 2327 | if (ctxt->nbErrors != 0) |
| 2328 | return(NULL); |
| 2329 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2330 | parent = NULL; |
| 2331 | cur = def; |
| 2332 | while (cur != NULL) { |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2333 | if (((eora == 0) && ((cur->type == XML_RELAXNG_ELEMENT) || |
| 2334 | (cur->type == XML_RELAXNG_TEXT))) || |
| 2335 | ((eora == 1) && (cur->type == XML_RELAXNG_ATTRIBUTE))) { |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2336 | if (ret == NULL) { |
| 2337 | max = 10; |
| 2338 | ret = (xmlRelaxNGDefinePtr *) |
| 2339 | xmlMalloc((max + 1) * sizeof(xmlRelaxNGDefinePtr)); |
| 2340 | if (ret == NULL) { |
| 2341 | if (ctxt->error != NULL) |
| 2342 | ctxt->error(ctxt->userData, |
| 2343 | "Out of memory in element search\n"); |
| 2344 | ctxt->nbErrors++; |
| 2345 | return(NULL); |
| 2346 | } |
| 2347 | } else if (max <= len) { |
| 2348 | max *= 2; |
| 2349 | ret = xmlRealloc(ret, (max + 1) * sizeof(xmlRelaxNGDefinePtr)); |
| 2350 | if (ret == NULL) { |
| 2351 | if (ctxt->error != NULL) |
| 2352 | ctxt->error(ctxt->userData, |
| 2353 | "Out of memory in element search\n"); |
| 2354 | ctxt->nbErrors++; |
| 2355 | return(NULL); |
| 2356 | } |
| 2357 | } |
Daniel Veillard | b08c981 | 2003-01-28 23:09:49 +0000 | [diff] [blame] | 2358 | ret[len++] = cur; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2359 | ret[len] = NULL; |
| 2360 | } else if ((cur->type == XML_RELAXNG_CHOICE) || |
| 2361 | (cur->type == XML_RELAXNG_INTERLEAVE) || |
| 2362 | (cur->type == XML_RELAXNG_GROUP) || |
| 2363 | (cur->type == XML_RELAXNG_ONEORMORE) || |
Daniel Veillard | b08c981 | 2003-01-28 23:09:49 +0000 | [diff] [blame] | 2364 | (cur->type == XML_RELAXNG_ZEROORMORE) || |
| 2365 | (cur->type == XML_RELAXNG_OPTIONAL) || |
| 2366 | (cur->type == XML_RELAXNG_REF) || |
| 2367 | (cur->type == XML_RELAXNG_DEF)) { |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2368 | /* |
| 2369 | * Don't go within elements or attributes or string values. |
| 2370 | * Just gather the element top list |
| 2371 | */ |
| 2372 | if (cur->content != NULL) { |
| 2373 | parent = cur; |
| 2374 | cur = cur->content; |
| 2375 | tmp = cur; |
| 2376 | while (tmp != NULL) { |
| 2377 | tmp->parent = parent; |
| 2378 | tmp = tmp->next; |
| 2379 | } |
| 2380 | continue; |
| 2381 | } |
| 2382 | } |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2383 | if (cur == def) |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2384 | break; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2385 | if (cur->next != NULL) { |
| 2386 | cur = cur->next; |
| 2387 | continue; |
| 2388 | } |
| 2389 | do { |
| 2390 | cur = cur->parent; |
| 2391 | if (cur == NULL) break; |
| 2392 | if (cur == def) return(ret); |
| 2393 | if (cur->next != NULL) { |
| 2394 | cur = cur->next; |
| 2395 | break; |
| 2396 | } |
| 2397 | } while (cur != NULL); |
| 2398 | } |
| 2399 | return(ret); |
| 2400 | } |
| 2401 | |
| 2402 | /** |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2403 | * xmlRelaxNGCheckGroupAttrs: |
| 2404 | * @ctxt: a Relax-NG parser context |
| 2405 | * @def: the group definition |
| 2406 | * |
| 2407 | * Detects violations of rule 7.3 |
| 2408 | */ |
| 2409 | static void |
| 2410 | xmlRelaxNGCheckGroupAttrs(xmlRelaxNGParserCtxtPtr ctxt, |
| 2411 | xmlRelaxNGDefinePtr def) { |
| 2412 | xmlRelaxNGDefinePtr **list; |
| 2413 | xmlRelaxNGDefinePtr cur; |
| 2414 | int nbchild = 0, i, j, ret; |
| 2415 | |
| 2416 | if ((def == NULL) || |
| 2417 | ((def->type != XML_RELAXNG_GROUP) && |
| 2418 | (def->type != XML_RELAXNG_ELEMENT))) |
| 2419 | return; |
| 2420 | |
| 2421 | /* |
| 2422 | * Don't run that check in case of error. Infinite recursion |
| 2423 | * becomes possible. |
| 2424 | */ |
| 2425 | if (ctxt->nbErrors != 0) |
| 2426 | return; |
| 2427 | |
| 2428 | cur = def->attrs; |
| 2429 | while (cur != NULL) { |
| 2430 | nbchild++; |
| 2431 | cur = cur->next; |
| 2432 | } |
| 2433 | cur = def->content; |
| 2434 | while (cur != NULL) { |
| 2435 | nbchild++; |
| 2436 | cur = cur->next; |
| 2437 | } |
| 2438 | |
| 2439 | list = (xmlRelaxNGDefinePtr **) xmlMalloc(nbchild * |
| 2440 | sizeof(xmlRelaxNGDefinePtr *)); |
| 2441 | if (list == NULL) { |
| 2442 | if (ctxt->error != NULL) |
| 2443 | ctxt->error(ctxt->userData, |
| 2444 | "Out of memory in group computation\n"); |
| 2445 | ctxt->nbErrors++; |
| 2446 | return; |
| 2447 | } |
| 2448 | i = 0; |
| 2449 | cur = def->attrs; |
| 2450 | while (cur != NULL) { |
| 2451 | list[i] = xmlRelaxNGGetElements(ctxt, cur, 1); |
| 2452 | i++; |
| 2453 | cur = cur->next; |
| 2454 | } |
| 2455 | cur = def->content; |
| 2456 | while (cur != NULL) { |
| 2457 | list[i] = xmlRelaxNGGetElements(ctxt, cur, 1); |
| 2458 | i++; |
| 2459 | cur = cur->next; |
| 2460 | } |
| 2461 | |
| 2462 | for (i = 0;i < nbchild;i++) { |
| 2463 | if (list[i] == NULL) |
| 2464 | continue; |
| 2465 | for (j = 0;j < i;j++) { |
| 2466 | if (list[j] == NULL) |
| 2467 | continue; |
| 2468 | ret = xmlRelaxNGCompareElemDefLists(ctxt, list[i], list[j]); |
| 2469 | if (ret == 0) { |
| 2470 | if (ctxt->error != NULL) |
| 2471 | ctxt->error(ctxt->userData, |
| 2472 | "Attributes conflicts in group\n"); |
| 2473 | ctxt->nbErrors++; |
| 2474 | } |
| 2475 | } |
| 2476 | } |
| 2477 | for (i = 0;i < nbchild;i++) { |
| 2478 | if (list[i] != NULL) |
| 2479 | xmlFree(list[i]); |
| 2480 | } |
| 2481 | xmlFree(list); |
| 2482 | } |
| 2483 | |
| 2484 | /** |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2485 | * xmlRelaxNGComputeInterleaves: |
| 2486 | * @def: the interleave definition |
| 2487 | * @ctxt: a Relax-NG parser context |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2488 | * @name: the definition name |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2489 | * |
| 2490 | * A lot of work for preprocessing interleave definitions |
| 2491 | * is potentially needed to get a decent execution speed at runtime |
| 2492 | * - trying to get a total order on the element nodes generated |
| 2493 | * by the interleaves, order the list of interleave definitions |
| 2494 | * following that order. |
| 2495 | * - if <text/> is used to handle mixed content, it is better to |
| 2496 | * flag this in the define and simplify the runtime checking |
| 2497 | * algorithm |
| 2498 | */ |
| 2499 | static void |
| 2500 | xmlRelaxNGComputeInterleaves(xmlRelaxNGDefinePtr def, |
| 2501 | xmlRelaxNGParserCtxtPtr ctxt, |
| 2502 | xmlChar *name ATTRIBUTE_UNUSED) { |
| 2503 | xmlRelaxNGDefinePtr cur; |
| 2504 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2505 | xmlRelaxNGPartitionPtr partitions = NULL; |
| 2506 | xmlRelaxNGInterleaveGroupPtr *groups = NULL; |
| 2507 | xmlRelaxNGInterleaveGroupPtr group; |
| 2508 | int i,j,ret; |
| 2509 | int nbgroups = 0; |
| 2510 | int nbchild = 0; |
| 2511 | |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2512 | /* |
| 2513 | * Don't run that check in case of error. Infinite recursion |
| 2514 | * becomes possible. |
| 2515 | */ |
| 2516 | if (ctxt->nbErrors != 0) |
| 2517 | return; |
| 2518 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2519 | #ifdef DEBUG_INTERLEAVE |
| 2520 | xmlGenericError(xmlGenericErrorContext, |
| 2521 | "xmlRelaxNGComputeInterleaves(%s)\n", |
| 2522 | name); |
| 2523 | #endif |
| 2524 | cur = def->content; |
| 2525 | while (cur != NULL) { |
| 2526 | nbchild++; |
| 2527 | cur = cur->next; |
| 2528 | } |
| 2529 | |
| 2530 | #ifdef DEBUG_INTERLEAVE |
| 2531 | xmlGenericError(xmlGenericErrorContext, " %d child\n", nbchild); |
| 2532 | #endif |
| 2533 | groups = (xmlRelaxNGInterleaveGroupPtr *) |
| 2534 | xmlMalloc(nbchild * sizeof(xmlRelaxNGInterleaveGroupPtr)); |
| 2535 | if (groups == NULL) |
| 2536 | goto error; |
| 2537 | cur = def->content; |
| 2538 | while (cur != NULL) { |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2539 | groups[nbgroups] = (xmlRelaxNGInterleaveGroupPtr) |
| 2540 | xmlMalloc(sizeof(xmlRelaxNGInterleaveGroup)); |
| 2541 | if (groups[nbgroups] == NULL) |
| 2542 | goto error; |
| 2543 | groups[nbgroups]->rule = cur; |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2544 | groups[nbgroups]->defs = xmlRelaxNGGetElements(ctxt, cur, 0); |
| 2545 | groups[nbgroups]->attrs = xmlRelaxNGGetElements(ctxt, cur, 1); |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2546 | nbgroups++; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2547 | cur = cur->next; |
| 2548 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2549 | #ifdef DEBUG_INTERLEAVE |
| 2550 | xmlGenericError(xmlGenericErrorContext, " %d groups\n", nbgroups); |
| 2551 | #endif |
| 2552 | |
| 2553 | /* |
| 2554 | * Let's check that all rules makes a partitions according to 7.4 |
| 2555 | */ |
| 2556 | partitions = (xmlRelaxNGPartitionPtr) |
| 2557 | xmlMalloc(sizeof(xmlRelaxNGPartition)); |
| 2558 | if (partitions == NULL) |
| 2559 | goto error; |
| 2560 | partitions->nbgroups = nbgroups; |
| 2561 | for (i = 0;i < nbgroups;i++) { |
| 2562 | group = groups[i]; |
| 2563 | for (j = i+1;j < nbgroups;j++) { |
| 2564 | if (groups[j] == NULL) |
| 2565 | continue; |
| 2566 | ret = xmlRelaxNGCompareElemDefLists(ctxt, group->defs, |
| 2567 | groups[j]->defs); |
| 2568 | if (ret == 0) { |
| 2569 | if (ctxt->error != NULL) |
| 2570 | ctxt->error(ctxt->userData, |
| 2571 | "Element or text conflicts in interleave\n"); |
| 2572 | ctxt->nbErrors++; |
| 2573 | } |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2574 | ret = xmlRelaxNGCompareElemDefLists(ctxt, group->attrs, |
| 2575 | groups[j]->attrs); |
| 2576 | if (ret == 0) { |
| 2577 | if (ctxt->error != NULL) |
| 2578 | ctxt->error(ctxt->userData, |
| 2579 | "Attributes conflicts in interleave\n"); |
| 2580 | ctxt->nbErrors++; |
| 2581 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2582 | } |
| 2583 | } |
| 2584 | partitions->groups = groups; |
| 2585 | |
| 2586 | /* |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2587 | * and save the partition list back in the def |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2588 | */ |
| 2589 | def->data = partitions; |
| 2590 | return; |
| 2591 | |
| 2592 | error: |
| 2593 | if (ctxt->error != NULL) |
| 2594 | ctxt->error(ctxt->userData, |
| 2595 | "Out of memory in interleave computation\n"); |
| 2596 | ctxt->nbErrors++; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2597 | if (groups != NULL) { |
| 2598 | for (i = 0;i < nbgroups;i++) |
| 2599 | if (groups[i] != NULL) { |
| 2600 | if (groups[i]->defs != NULL) |
| 2601 | xmlFree(groups[i]->defs); |
| 2602 | xmlFree(groups[i]); |
| 2603 | } |
| 2604 | xmlFree(groups); |
| 2605 | } |
| 2606 | xmlRelaxNGFreePartition(partitions); |
| 2607 | } |
| 2608 | |
| 2609 | /** |
| 2610 | * xmlRelaxNGParseInterleave: |
| 2611 | * @ctxt: a Relax-NG parser context |
| 2612 | * @node: the data node. |
| 2613 | * |
| 2614 | * parse the content of a RelaxNG interleave node. |
| 2615 | * |
| 2616 | * Returns the definition pointer or NULL in case of error |
| 2617 | */ |
| 2618 | static xmlRelaxNGDefinePtr |
| 2619 | xmlRelaxNGParseInterleave(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 2620 | xmlRelaxNGDefinePtr def = NULL; |
| 2621 | xmlRelaxNGDefinePtr last = NULL, cur; |
| 2622 | xmlNodePtr child; |
| 2623 | |
| 2624 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2625 | if (def == NULL) { |
| 2626 | return(NULL); |
| 2627 | } |
| 2628 | def->type = XML_RELAXNG_INTERLEAVE; |
| 2629 | |
| 2630 | if (ctxt->interleaves == NULL) |
| 2631 | ctxt->interleaves = xmlHashCreate(10); |
| 2632 | if (ctxt->interleaves == NULL) { |
| 2633 | if (ctxt->error != NULL) |
| 2634 | ctxt->error(ctxt->userData, |
| 2635 | "Failed to create interleaves hash table\n"); |
| 2636 | ctxt->nbErrors++; |
| 2637 | } else { |
| 2638 | char name[32]; |
| 2639 | |
| 2640 | snprintf(name, 32, "interleave%d", ctxt->nbInterleaves++); |
| 2641 | if (xmlHashAddEntry(ctxt->interleaves, BAD_CAST name, def) < 0) { |
| 2642 | if (ctxt->error != NULL) |
| 2643 | ctxt->error(ctxt->userData, |
| 2644 | "Failed to add %s to hash table\n", name); |
| 2645 | ctxt->nbErrors++; |
| 2646 | } |
| 2647 | } |
| 2648 | child = node->children; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2649 | if (child == NULL) { |
| 2650 | if (ctxt->error != NULL) |
| 2651 | ctxt->error(ctxt->userData, "Element interleave is empty\n"); |
| 2652 | ctxt->nbErrors++; |
| 2653 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2654 | while (child != NULL) { |
| 2655 | if (IS_RELAXNG(child, "element")) { |
| 2656 | cur = xmlRelaxNGParseElement(ctxt, child); |
| 2657 | } else { |
| 2658 | cur = xmlRelaxNGParsePattern(ctxt, child); |
| 2659 | } |
| 2660 | if (cur != NULL) { |
| 2661 | cur->parent = def; |
| 2662 | if (last == NULL) { |
| 2663 | def->content = last = cur; |
| 2664 | } else { |
| 2665 | last->next = cur; |
| 2666 | last = cur; |
| 2667 | } |
| 2668 | } |
| 2669 | child = child->next; |
| 2670 | } |
| 2671 | |
| 2672 | return(def); |
| 2673 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2674 | |
| 2675 | /** |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 2676 | * xmlRelaxNGParseInclude: |
| 2677 | * @ctxt: a Relax-NG parser context |
| 2678 | * @node: the include node |
| 2679 | * |
| 2680 | * Integrate the content of an include node in the current grammar |
| 2681 | * |
| 2682 | * Returns 0 in case of success or -1 in case of error |
| 2683 | */ |
| 2684 | static int |
| 2685 | xmlRelaxNGParseInclude(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 2686 | xmlRelaxNGIncludePtr incl; |
| 2687 | xmlNodePtr root; |
| 2688 | int ret = 0, tmp; |
| 2689 | |
| 2690 | incl = node->_private; |
| 2691 | if (incl == NULL) { |
| 2692 | if (ctxt->error != NULL) |
| 2693 | ctxt->error(ctxt->userData, |
| 2694 | "Include node has no data\n"); |
| 2695 | ctxt->nbErrors++; |
| 2696 | return(-1); |
| 2697 | } |
| 2698 | root = xmlDocGetRootElement(incl->doc); |
| 2699 | if (root == NULL) { |
| 2700 | if (ctxt->error != NULL) |
| 2701 | ctxt->error(ctxt->userData, |
| 2702 | "Include document is empty\n"); |
| 2703 | ctxt->nbErrors++; |
| 2704 | return(-1); |
| 2705 | } |
| 2706 | if (!xmlStrEqual(root->name, BAD_CAST "grammar")) { |
| 2707 | if (ctxt->error != NULL) |
| 2708 | ctxt->error(ctxt->userData, |
| 2709 | "Include document root is not a grammar\n"); |
| 2710 | ctxt->nbErrors++; |
| 2711 | return(-1); |
| 2712 | } |
| 2713 | |
| 2714 | /* |
| 2715 | * Merge the definition from both the include and the internal list |
| 2716 | */ |
| 2717 | if (root->children != NULL) { |
| 2718 | tmp = xmlRelaxNGParseGrammarContent(ctxt, root->children); |
| 2719 | if (tmp != 0) |
| 2720 | ret = -1; |
| 2721 | } |
| 2722 | if (node->children != NULL) { |
| 2723 | tmp = xmlRelaxNGParseGrammarContent(ctxt, node->children); |
| 2724 | if (tmp != 0) |
| 2725 | ret = -1; |
| 2726 | } |
| 2727 | return(ret); |
| 2728 | } |
| 2729 | |
| 2730 | /** |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2731 | * xmlRelaxNGParseDefine: |
| 2732 | * @ctxt: a Relax-NG parser context |
| 2733 | * @node: the define node |
| 2734 | * |
| 2735 | * parse the content of a RelaxNG define element node. |
| 2736 | * |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 2737 | * Returns 0 in case of success or -1 in case of error |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2738 | */ |
| 2739 | static int |
| 2740 | xmlRelaxNGParseDefine(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 2741 | xmlChar *name; |
| 2742 | int ret = 0, tmp; |
| 2743 | xmlRelaxNGDefinePtr def; |
| 2744 | const xmlChar *olddefine; |
| 2745 | |
| 2746 | name = xmlGetProp(node, BAD_CAST "name"); |
| 2747 | if (name == NULL) { |
| 2748 | if (ctxt->error != NULL) |
| 2749 | ctxt->error(ctxt->userData, |
| 2750 | "define has no name\n"); |
| 2751 | ctxt->nbErrors++; |
| 2752 | } else { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2753 | xmlRelaxNGNormExtSpace(name); |
| 2754 | if (xmlValidateNCName(name, 0)) { |
| 2755 | if (ctxt->error != NULL) |
| 2756 | ctxt->error(ctxt->userData, |
| 2757 | "define name '%s' is not an NCName\n", |
| 2758 | name); |
| 2759 | ctxt->nbErrors++; |
| 2760 | } |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2761 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2762 | if (def == NULL) { |
| 2763 | xmlFree(name); |
| 2764 | return(-1); |
| 2765 | } |
| 2766 | def->type = XML_RELAXNG_DEF; |
| 2767 | def->name = name; |
| 2768 | if (node->children == NULL) { |
| 2769 | if (ctxt->error != NULL) |
| 2770 | ctxt->error(ctxt->userData, |
| 2771 | "define has no children\n"); |
| 2772 | ctxt->nbErrors++; |
| 2773 | } else { |
| 2774 | olddefine = ctxt->define; |
| 2775 | ctxt->define = name; |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2776 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 0); |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2777 | ctxt->define = olddefine; |
| 2778 | } |
| 2779 | if (ctxt->grammar->defs == NULL) |
| 2780 | ctxt->grammar->defs = xmlHashCreate(10); |
| 2781 | if (ctxt->grammar->defs == NULL) { |
| 2782 | if (ctxt->error != NULL) |
| 2783 | ctxt->error(ctxt->userData, |
| 2784 | "Could not create definition hash\n"); |
| 2785 | ctxt->nbErrors++; |
| 2786 | ret = -1; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2787 | } else { |
| 2788 | tmp = xmlHashAddEntry(ctxt->grammar->defs, name, def); |
| 2789 | if (tmp < 0) { |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2790 | xmlRelaxNGDefinePtr prev; |
| 2791 | |
| 2792 | prev = xmlHashLookup(ctxt->grammar->defs, name); |
| 2793 | if (prev == NULL) { |
| 2794 | if (ctxt->error != NULL) |
| 2795 | ctxt->error(ctxt->userData, |
| 2796 | "Internal error on define aggregation of %s\n", |
| 2797 | name); |
| 2798 | ctxt->nbErrors++; |
| 2799 | ret = -1; |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2800 | } else { |
| 2801 | while (prev->nextHash != NULL) |
| 2802 | prev = prev->nextHash; |
| 2803 | prev->nextHash = def; |
| 2804 | } |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2805 | } |
| 2806 | } |
| 2807 | } |
| 2808 | return(ret); |
| 2809 | } |
| 2810 | |
| 2811 | /** |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 2812 | * xmlRelaxNGProcessExternalRef: |
| 2813 | * @ctxt: the parser context |
| 2814 | * @node: the externlRef node |
| 2815 | * |
| 2816 | * Process and compile an externlRef node |
| 2817 | * |
| 2818 | * Returns the xmlRelaxNGDefinePtr or NULL in case of error |
| 2819 | */ |
| 2820 | static xmlRelaxNGDefinePtr |
| 2821 | xmlRelaxNGProcessExternalRef(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 2822 | xmlRelaxNGDocumentPtr docu; |
| 2823 | xmlNodePtr root, tmp; |
| 2824 | xmlChar *ns; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 2825 | int newNs = 0, oldflags; |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 2826 | xmlRelaxNGDefinePtr def; |
| 2827 | |
| 2828 | docu = node->_private; |
| 2829 | if (docu != NULL) { |
| 2830 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2831 | if (def == NULL) |
| 2832 | return(NULL); |
| 2833 | def->type = XML_RELAXNG_EXTERNALREF; |
| 2834 | |
| 2835 | if (docu->content == NULL) { |
| 2836 | /* |
| 2837 | * Then do the parsing for good |
| 2838 | */ |
| 2839 | root = xmlDocGetRootElement(docu->doc); |
| 2840 | if (root == NULL) { |
| 2841 | if (ctxt->error != NULL) |
| 2842 | ctxt->error(ctxt->userData, |
| 2843 | "xmlRelaxNGParse: %s is empty\n", |
| 2844 | ctxt->URL); |
| 2845 | ctxt->nbErrors++; |
| 2846 | return (NULL); |
| 2847 | } |
| 2848 | /* |
| 2849 | * ns transmission rules |
| 2850 | */ |
| 2851 | ns = xmlGetProp(root, BAD_CAST "ns"); |
| 2852 | if (ns == NULL) { |
| 2853 | tmp = node; |
| 2854 | while ((tmp != NULL) && |
| 2855 | (tmp->type == XML_ELEMENT_NODE)) { |
| 2856 | ns = xmlGetProp(tmp, BAD_CAST "ns"); |
| 2857 | if (ns != NULL) { |
| 2858 | break; |
| 2859 | } |
| 2860 | tmp = tmp->parent; |
| 2861 | } |
| 2862 | if (ns != NULL) { |
| 2863 | xmlSetProp(root, BAD_CAST "ns", ns); |
| 2864 | newNs = 1; |
| 2865 | xmlFree(ns); |
| 2866 | } |
| 2867 | } else { |
| 2868 | xmlFree(ns); |
| 2869 | } |
| 2870 | |
| 2871 | /* |
| 2872 | * Parsing to get a precompiled schemas. |
| 2873 | */ |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 2874 | oldflags = ctxt->flags; |
| 2875 | ctxt->flags |= XML_RELAXNG_IN_EXTERNALREF; |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 2876 | docu->schema = xmlRelaxNGParseDocument(ctxt, root); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 2877 | ctxt->flags = oldflags; |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 2878 | if ((docu->schema != NULL) && |
| 2879 | (docu->schema->topgrammar != NULL)) { |
| 2880 | docu->content = docu->schema->topgrammar->start; |
| 2881 | } |
| 2882 | |
| 2883 | /* |
| 2884 | * the externalRef may be reused in a different ns context |
| 2885 | */ |
| 2886 | if (newNs == 1) { |
| 2887 | xmlUnsetProp(root, BAD_CAST "ns"); |
| 2888 | } |
| 2889 | } |
| 2890 | def->content = docu->content; |
| 2891 | } else { |
| 2892 | def = NULL; |
| 2893 | } |
| 2894 | return(def); |
| 2895 | } |
| 2896 | |
| 2897 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2898 | * xmlRelaxNGParsePattern: |
| 2899 | * @ctxt: a Relax-NG parser context |
| 2900 | * @node: the pattern node. |
| 2901 | * |
| 2902 | * parse the content of a RelaxNG pattern node. |
| 2903 | * |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2904 | * Returns the definition pointer or NULL in case of error or if no |
| 2905 | * pattern is generated. |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2906 | */ |
| 2907 | static xmlRelaxNGDefinePtr |
| 2908 | xmlRelaxNGParsePattern(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 2909 | xmlRelaxNGDefinePtr def = NULL; |
| 2910 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2911 | if (node == NULL) { |
| 2912 | return(NULL); |
| 2913 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2914 | if (IS_RELAXNG(node, "element")) { |
| 2915 | def = xmlRelaxNGParseElement(ctxt, node); |
| 2916 | } else if (IS_RELAXNG(node, "attribute")) { |
| 2917 | def = xmlRelaxNGParseAttribute(ctxt, node); |
| 2918 | } else if (IS_RELAXNG(node, "empty")) { |
| 2919 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2920 | if (def == NULL) |
| 2921 | return(NULL); |
| 2922 | def->type = XML_RELAXNG_EMPTY; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2923 | if (node->children != NULL) { |
| 2924 | if (ctxt->error != NULL) |
| 2925 | ctxt->error(ctxt->userData, "empty: had a child node\n"); |
| 2926 | ctxt->nbErrors++; |
| 2927 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2928 | } else if (IS_RELAXNG(node, "text")) { |
| 2929 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2930 | if (def == NULL) |
| 2931 | return(NULL); |
| 2932 | def->type = XML_RELAXNG_TEXT; |
| 2933 | if (node->children != NULL) { |
| 2934 | if (ctxt->error != NULL) |
| 2935 | ctxt->error(ctxt->userData, "text: had a child node\n"); |
| 2936 | ctxt->nbErrors++; |
| 2937 | } |
| 2938 | } else if (IS_RELAXNG(node, "zeroOrMore")) { |
| 2939 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2940 | if (def == NULL) |
| 2941 | return(NULL); |
| 2942 | def->type = XML_RELAXNG_ZEROORMORE; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2943 | if (node->children == NULL) { |
| 2944 | if (ctxt->error != NULL) |
| 2945 | ctxt->error(ctxt->userData, |
| 2946 | "Element %s is empty\n", node->name); |
| 2947 | ctxt->nbErrors++; |
| 2948 | } else { |
| 2949 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 1); |
| 2950 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2951 | } else if (IS_RELAXNG(node, "oneOrMore")) { |
| 2952 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2953 | if (def == NULL) |
| 2954 | return(NULL); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 2955 | def->type = XML_RELAXNG_ONEORMORE; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2956 | if (node->children == NULL) { |
| 2957 | if (ctxt->error != NULL) |
| 2958 | ctxt->error(ctxt->userData, |
| 2959 | "Element %s is empty\n", node->name); |
| 2960 | ctxt->nbErrors++; |
| 2961 | } else { |
| 2962 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 1); |
| 2963 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2964 | } else if (IS_RELAXNG(node, "optional")) { |
| 2965 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2966 | if (def == NULL) |
| 2967 | return(NULL); |
| 2968 | def->type = XML_RELAXNG_OPTIONAL; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2969 | if (node->children == NULL) { |
| 2970 | if (ctxt->error != NULL) |
| 2971 | ctxt->error(ctxt->userData, |
| 2972 | "Element %s is empty\n", node->name); |
| 2973 | ctxt->nbErrors++; |
| 2974 | } else { |
| 2975 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 1); |
| 2976 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2977 | } else if (IS_RELAXNG(node, "choice")) { |
| 2978 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2979 | if (def == NULL) |
| 2980 | return(NULL); |
| 2981 | def->type = XML_RELAXNG_CHOICE; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2982 | if (node->children == NULL) { |
| 2983 | if (ctxt->error != NULL) |
| 2984 | ctxt->error(ctxt->userData, |
| 2985 | "Element %s is empty\n", node->name); |
| 2986 | ctxt->nbErrors++; |
| 2987 | } else { |
| 2988 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 0); |
| 2989 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2990 | } else if (IS_RELAXNG(node, "group")) { |
| 2991 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2992 | if (def == NULL) |
| 2993 | return(NULL); |
| 2994 | def->type = XML_RELAXNG_GROUP; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2995 | if (node->children == NULL) { |
| 2996 | if (ctxt->error != NULL) |
| 2997 | ctxt->error(ctxt->userData, |
| 2998 | "Element %s is empty\n", node->name); |
| 2999 | ctxt->nbErrors++; |
| 3000 | } else { |
| 3001 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 0); |
| 3002 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3003 | } else if (IS_RELAXNG(node, "ref")) { |
| 3004 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 3005 | if (def == NULL) |
| 3006 | return(NULL); |
| 3007 | def->type = XML_RELAXNG_REF; |
| 3008 | def->name = xmlGetProp(node, BAD_CAST "name"); |
| 3009 | if (def->name == NULL) { |
| 3010 | if (ctxt->error != NULL) |
| 3011 | ctxt->error(ctxt->userData, |
| 3012 | "ref has no name\n"); |
| 3013 | ctxt->nbErrors++; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3014 | } else { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3015 | xmlRelaxNGNormExtSpace(def->name); |
| 3016 | if (xmlValidateNCName(def->name, 0)) { |
| 3017 | if (ctxt->error != NULL) |
| 3018 | ctxt->error(ctxt->userData, |
| 3019 | "ref name '%s' is not an NCName\n", |
| 3020 | def->name); |
| 3021 | ctxt->nbErrors++; |
| 3022 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3023 | } |
| 3024 | if (node->children != NULL) { |
| 3025 | if (ctxt->error != NULL) |
| 3026 | ctxt->error(ctxt->userData, |
| 3027 | "ref is not empty\n"); |
| 3028 | ctxt->nbErrors++; |
| 3029 | } |
| 3030 | if (ctxt->grammar->refs == NULL) |
| 3031 | ctxt->grammar->refs = xmlHashCreate(10); |
| 3032 | if (ctxt->grammar->refs == NULL) { |
| 3033 | if (ctxt->error != NULL) |
| 3034 | ctxt->error(ctxt->userData, |
| 3035 | "Could not create references hash\n"); |
| 3036 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3037 | def = NULL; |
| 3038 | } else { |
| 3039 | int tmp; |
| 3040 | |
| 3041 | tmp = xmlHashAddEntry(ctxt->grammar->refs, def->name, def); |
| 3042 | if (tmp < 0) { |
| 3043 | xmlRelaxNGDefinePtr prev; |
| 3044 | |
| 3045 | prev = (xmlRelaxNGDefinePtr) |
| 3046 | xmlHashLookup(ctxt->grammar->refs, def->name); |
| 3047 | if (prev == NULL) { |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 3048 | if (def->name != NULL) { |
| 3049 | if (ctxt->error != NULL) |
| 3050 | ctxt->error(ctxt->userData, |
| 3051 | "Error refs definitions '%s'\n", |
| 3052 | def->name); |
| 3053 | } else { |
| 3054 | if (ctxt->error != NULL) |
| 3055 | ctxt->error(ctxt->userData, |
| 3056 | "Error refs definitions\n"); |
| 3057 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3058 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3059 | def = NULL; |
| 3060 | } else { |
| 3061 | def->nextHash = prev->nextHash; |
| 3062 | prev->nextHash = def; |
| 3063 | } |
| 3064 | } |
| 3065 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 3066 | } else if (IS_RELAXNG(node, "data")) { |
| 3067 | def = xmlRelaxNGParseData(ctxt, node); |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 3068 | } else if (IS_RELAXNG(node, "value")) { |
| 3069 | def = xmlRelaxNGParseValue(ctxt, node); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 3070 | } else if (IS_RELAXNG(node, "list")) { |
| 3071 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 3072 | if (def == NULL) |
| 3073 | return(NULL); |
| 3074 | def->type = XML_RELAXNG_LIST; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3075 | if (node->children == NULL) { |
| 3076 | if (ctxt->error != NULL) |
| 3077 | ctxt->error(ctxt->userData, |
| 3078 | "Element %s is empty\n", node->name); |
| 3079 | ctxt->nbErrors++; |
| 3080 | } else { |
| 3081 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 0); |
| 3082 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3083 | } else if (IS_RELAXNG(node, "interleave")) { |
| 3084 | def = xmlRelaxNGParseInterleave(ctxt, node); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3085 | } else if (IS_RELAXNG(node, "externalRef")) { |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 3086 | def = xmlRelaxNGProcessExternalRef(ctxt, node); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3087 | } else if (IS_RELAXNG(node, "notAllowed")) { |
| 3088 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 3089 | if (def == NULL) |
| 3090 | return(NULL); |
| 3091 | def->type = XML_RELAXNG_NOT_ALLOWED; |
| 3092 | if (node->children != NULL) { |
| 3093 | if (ctxt->error != NULL) |
| 3094 | ctxt->error(ctxt->userData, |
| 3095 | "xmlRelaxNGParse: notAllowed element is not empty\n"); |
| 3096 | ctxt->nbErrors++; |
| 3097 | } |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3098 | } else if (IS_RELAXNG(node, "grammar")) { |
| 3099 | xmlRelaxNGGrammarPtr grammar, old; |
| 3100 | xmlRelaxNGGrammarPtr oldparent; |
| 3101 | |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 3102 | #ifdef DEBUG_GRAMMAR |
| 3103 | xmlGenericError(xmlGenericErrorContext, "Found <grammar> pattern\n"); |
| 3104 | #endif |
| 3105 | |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3106 | oldparent = ctxt->parentgrammar; |
| 3107 | old = ctxt->grammar; |
| 3108 | ctxt->parentgrammar = old; |
| 3109 | grammar = xmlRelaxNGParseGrammar(ctxt, node->children); |
| 3110 | if (old != NULL) { |
| 3111 | ctxt->grammar = old; |
| 3112 | ctxt->parentgrammar = oldparent; |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 3113 | #if 0 |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3114 | if (grammar != NULL) { |
| 3115 | grammar->next = old->next; |
| 3116 | old->next = grammar; |
| 3117 | } |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 3118 | #endif |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3119 | } |
| 3120 | if (grammar != NULL) |
| 3121 | def = grammar->start; |
| 3122 | else |
| 3123 | def = NULL; |
| 3124 | } else if (IS_RELAXNG(node, "parentRef")) { |
| 3125 | if (ctxt->parentgrammar == NULL) { |
| 3126 | if (ctxt->error != NULL) |
| 3127 | ctxt->error(ctxt->userData, |
| 3128 | "Use of parentRef without a parent grammar\n"); |
| 3129 | ctxt->nbErrors++; |
| 3130 | return(NULL); |
| 3131 | } |
| 3132 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 3133 | if (def == NULL) |
| 3134 | return(NULL); |
| 3135 | def->type = XML_RELAXNG_PARENTREF; |
| 3136 | def->name = xmlGetProp(node, BAD_CAST "name"); |
| 3137 | if (def->name == NULL) { |
| 3138 | if (ctxt->error != NULL) |
| 3139 | ctxt->error(ctxt->userData, |
| 3140 | "parentRef has no name\n"); |
| 3141 | ctxt->nbErrors++; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3142 | } else { |
| 3143 | xmlRelaxNGNormExtSpace(def->name); |
| 3144 | if (xmlValidateNCName(def->name, 0)) { |
| 3145 | if (ctxt->error != NULL) |
| 3146 | ctxt->error(ctxt->userData, |
| 3147 | "parentRef name '%s' is not an NCName\n", |
| 3148 | def->name); |
| 3149 | ctxt->nbErrors++; |
| 3150 | } |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3151 | } |
| 3152 | if (node->children != NULL) { |
| 3153 | if (ctxt->error != NULL) |
| 3154 | ctxt->error(ctxt->userData, |
| 3155 | "parentRef is not empty\n"); |
| 3156 | ctxt->nbErrors++; |
| 3157 | } |
| 3158 | if (ctxt->parentgrammar->refs == NULL) |
| 3159 | ctxt->parentgrammar->refs = xmlHashCreate(10); |
| 3160 | if (ctxt->parentgrammar->refs == NULL) { |
| 3161 | if (ctxt->error != NULL) |
| 3162 | ctxt->error(ctxt->userData, |
| 3163 | "Could not create references hash\n"); |
| 3164 | ctxt->nbErrors++; |
| 3165 | def = NULL; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3166 | } else if (def->name != NULL) { |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3167 | int tmp; |
| 3168 | |
| 3169 | tmp = xmlHashAddEntry(ctxt->parentgrammar->refs, def->name, def); |
| 3170 | if (tmp < 0) { |
| 3171 | xmlRelaxNGDefinePtr prev; |
| 3172 | |
| 3173 | prev = (xmlRelaxNGDefinePtr) |
| 3174 | xmlHashLookup(ctxt->parentgrammar->refs, def->name); |
| 3175 | if (prev == NULL) { |
| 3176 | if (ctxt->error != NULL) |
| 3177 | ctxt->error(ctxt->userData, |
| 3178 | "Internal error parentRef definitions '%s'\n", |
| 3179 | def->name); |
| 3180 | ctxt->nbErrors++; |
| 3181 | def = NULL; |
| 3182 | } else { |
| 3183 | def->nextHash = prev->nextHash; |
| 3184 | prev->nextHash = def; |
| 3185 | } |
| 3186 | } |
| 3187 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3188 | } else if (IS_RELAXNG(node, "mixed")) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 3189 | if (node->children == NULL) { |
| 3190 | if (ctxt->error != NULL) |
| 3191 | ctxt->error(ctxt->userData, |
| 3192 | "Mixed is empty\n"); |
| 3193 | ctxt->nbErrors++; |
| 3194 | def = NULL; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 3195 | } else { |
| 3196 | def = xmlRelaxNGParseInterleave(ctxt, node); |
| 3197 | if (def != NULL) { |
| 3198 | xmlRelaxNGDefinePtr tmp; |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3199 | |
| 3200 | if ((def->content != NULL) && (def->content->next != NULL)) { |
| 3201 | tmp = xmlRelaxNGNewDefine(ctxt, node); |
| 3202 | if (tmp != NULL) { |
| 3203 | tmp->type = XML_RELAXNG_GROUP; |
| 3204 | tmp->content = def->content; |
| 3205 | def->content = tmp; |
| 3206 | } |
| 3207 | } |
| 3208 | |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 3209 | tmp = xmlRelaxNGNewDefine(ctxt, node); |
| 3210 | if (tmp == NULL) |
| 3211 | return(def); |
| 3212 | tmp->type = XML_RELAXNG_TEXT; |
| 3213 | tmp->next = def->content; |
| 3214 | def->content = tmp; |
| 3215 | } |
| 3216 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3217 | } else { |
| 3218 | if (ctxt->error != NULL) |
| 3219 | ctxt->error(ctxt->userData, |
| 3220 | "Unexpected node %s is not a pattern\n", |
| 3221 | node->name); |
| 3222 | ctxt->nbErrors++; |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3223 | def = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3224 | } |
| 3225 | return(def); |
| 3226 | } |
| 3227 | |
| 3228 | /** |
| 3229 | * xmlRelaxNGParseAttribute: |
| 3230 | * @ctxt: a Relax-NG parser context |
| 3231 | * @node: the element node |
| 3232 | * |
| 3233 | * parse the content of a RelaxNG attribute node. |
| 3234 | * |
| 3235 | * Returns the definition pointer or NULL in case of error. |
| 3236 | */ |
| 3237 | static xmlRelaxNGDefinePtr |
| 3238 | xmlRelaxNGParseAttribute(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3239 | xmlRelaxNGDefinePtr ret, cur; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3240 | xmlNodePtr child; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3241 | int old_flags; |
| 3242 | |
| 3243 | ret = xmlRelaxNGNewDefine(ctxt, node); |
| 3244 | if (ret == NULL) |
| 3245 | return(NULL); |
| 3246 | ret->type = XML_RELAXNG_ATTRIBUTE; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3247 | ret->parent = ctxt->def; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3248 | child = node->children; |
| 3249 | if (child == NULL) { |
| 3250 | if (ctxt->error != NULL) |
| 3251 | ctxt->error(ctxt->userData, |
| 3252 | "xmlRelaxNGParseattribute: attribute has no children\n"); |
| 3253 | ctxt->nbErrors++; |
| 3254 | return(ret); |
| 3255 | } |
| 3256 | old_flags = ctxt->flags; |
| 3257 | ctxt->flags |= XML_RELAXNG_IN_ATTRIBUTE; |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3258 | cur = xmlRelaxNGParseNameClass(ctxt, child, ret); |
| 3259 | if (cur != NULL) |
| 3260 | child = child->next; |
| 3261 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3262 | if (child != NULL) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3263 | cur = xmlRelaxNGParsePattern(ctxt, child); |
| 3264 | if (cur != NULL) { |
| 3265 | switch (cur->type) { |
| 3266 | case XML_RELAXNG_EMPTY: |
| 3267 | case XML_RELAXNG_NOT_ALLOWED: |
| 3268 | case XML_RELAXNG_TEXT: |
| 3269 | case XML_RELAXNG_ELEMENT: |
| 3270 | case XML_RELAXNG_DATATYPE: |
| 3271 | case XML_RELAXNG_VALUE: |
| 3272 | case XML_RELAXNG_LIST: |
| 3273 | case XML_RELAXNG_REF: |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3274 | case XML_RELAXNG_PARENTREF: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3275 | case XML_RELAXNG_EXTERNALREF: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3276 | case XML_RELAXNG_DEF: |
| 3277 | case XML_RELAXNG_ONEORMORE: |
| 3278 | case XML_RELAXNG_ZEROORMORE: |
| 3279 | case XML_RELAXNG_OPTIONAL: |
| 3280 | case XML_RELAXNG_CHOICE: |
| 3281 | case XML_RELAXNG_GROUP: |
| 3282 | case XML_RELAXNG_INTERLEAVE: |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 3283 | case XML_RELAXNG_ATTRIBUTE: |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3284 | ret->content = cur; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3285 | cur->parent = ret; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3286 | break; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3287 | case XML_RELAXNG_START: |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 3288 | case XML_RELAXNG_PARAM: |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3289 | case XML_RELAXNG_EXCEPT: |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3290 | if (ctxt->error != NULL) |
| 3291 | ctxt->error(ctxt->userData, |
| 3292 | "attribute has invalid content\n"); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 3293 | ctxt->nbErrors++; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3294 | break; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 3295 | case XML_RELAXNG_NOOP: |
| 3296 | TODO |
| 3297 | if (ctxt->error != NULL) |
| 3298 | ctxt->error(ctxt->userData, |
| 3299 | "Internal error, noop found\n"); |
| 3300 | ctxt->nbErrors++; |
| 3301 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3302 | } |
| 3303 | } |
| 3304 | child = child->next; |
| 3305 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3306 | if (child != NULL) { |
| 3307 | if (ctxt->error != NULL) |
| 3308 | ctxt->error(ctxt->userData, "attribute has multiple children\n"); |
| 3309 | ctxt->nbErrors++; |
| 3310 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3311 | ctxt->flags = old_flags; |
| 3312 | return(ret); |
| 3313 | } |
| 3314 | |
| 3315 | /** |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3316 | * xmlRelaxNGParseExceptNameClass: |
| 3317 | * @ctxt: a Relax-NG parser context |
| 3318 | * @node: the except node |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3319 | * @attr: 1 if within an attribute, 0 if within an element |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3320 | * |
| 3321 | * parse the content of a RelaxNG nameClass node. |
| 3322 | * |
| 3323 | * Returns the definition pointer or NULL in case of error. |
| 3324 | */ |
| 3325 | static xmlRelaxNGDefinePtr |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3326 | xmlRelaxNGParseExceptNameClass(xmlRelaxNGParserCtxtPtr ctxt, |
| 3327 | xmlNodePtr node, int attr) { |
| 3328 | xmlRelaxNGDefinePtr ret, cur, last = NULL; |
| 3329 | xmlNodePtr child; |
| 3330 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3331 | if (!IS_RELAXNG(node, "except")) { |
| 3332 | if (ctxt->error != NULL) |
| 3333 | ctxt->error(ctxt->userData, |
| 3334 | "Expecting an except node\n"); |
| 3335 | ctxt->nbErrors++; |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3336 | return(NULL); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3337 | } |
| 3338 | if (node->next != NULL) { |
| 3339 | if (ctxt->error != NULL) |
| 3340 | ctxt->error(ctxt->userData, |
| 3341 | "exceptNameClass allows only a single except node\n"); |
| 3342 | ctxt->nbErrors++; |
| 3343 | } |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3344 | if (node->children == NULL) { |
| 3345 | if (ctxt->error != NULL) |
| 3346 | ctxt->error(ctxt->userData, |
| 3347 | "except has no content\n"); |
| 3348 | ctxt->nbErrors++; |
| 3349 | return(NULL); |
| 3350 | } |
| 3351 | |
| 3352 | ret = xmlRelaxNGNewDefine(ctxt, node); |
| 3353 | if (ret == NULL) |
| 3354 | return(NULL); |
| 3355 | ret->type = XML_RELAXNG_EXCEPT; |
| 3356 | child = node->children; |
| 3357 | while (child != NULL) { |
| 3358 | cur = xmlRelaxNGNewDefine(ctxt, child); |
| 3359 | if (cur == NULL) |
| 3360 | break; |
| 3361 | if (attr) |
| 3362 | cur->type = XML_RELAXNG_ATTRIBUTE; |
| 3363 | else |
| 3364 | cur->type = XML_RELAXNG_ELEMENT; |
| 3365 | |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3366 | if (xmlRelaxNGParseNameClass(ctxt, child, cur) != NULL) { |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3367 | if (last == NULL) { |
| 3368 | ret->content = cur; |
| 3369 | } else { |
| 3370 | last->next = cur; |
| 3371 | } |
| 3372 | last = cur; |
| 3373 | } |
| 3374 | child = child->next; |
| 3375 | } |
| 3376 | |
| 3377 | return(ret); |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3378 | } |
| 3379 | |
| 3380 | /** |
| 3381 | * xmlRelaxNGParseNameClass: |
| 3382 | * @ctxt: a Relax-NG parser context |
| 3383 | * @node: the nameClass node |
| 3384 | * @def: the current definition |
| 3385 | * |
| 3386 | * parse the content of a RelaxNG nameClass node. |
| 3387 | * |
| 3388 | * Returns the definition pointer or NULL in case of error. |
| 3389 | */ |
| 3390 | static xmlRelaxNGDefinePtr |
| 3391 | xmlRelaxNGParseNameClass(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node, |
| 3392 | xmlRelaxNGDefinePtr def) { |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 3393 | xmlRelaxNGDefinePtr ret, tmp; |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3394 | xmlChar *val; |
| 3395 | |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 3396 | ret = def; |
| 3397 | if ((IS_RELAXNG(node, "name")) || (IS_RELAXNG(node, "anyName")) || |
| 3398 | (IS_RELAXNG(node, "nsName"))) { |
| 3399 | if ((def->type != XML_RELAXNG_ELEMENT) && |
| 3400 | (def->type != XML_RELAXNG_ATTRIBUTE)) { |
| 3401 | ret = xmlRelaxNGNewDefine(ctxt, node); |
| 3402 | if (ret == NULL) |
| 3403 | return(NULL); |
| 3404 | ret->parent = def; |
| 3405 | if (ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) |
| 3406 | ret->type = XML_RELAXNG_ATTRIBUTE; |
| 3407 | else |
| 3408 | ret->type = XML_RELAXNG_ELEMENT; |
| 3409 | } |
| 3410 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3411 | if (IS_RELAXNG(node, "name")) { |
| 3412 | val = xmlNodeGetContent(node); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3413 | xmlRelaxNGNormExtSpace(val); |
| 3414 | if (xmlValidateNCName(val, 0)) { |
| 3415 | if (ctxt->error != NULL) { |
| 3416 | if (node->parent != NULL) |
| 3417 | ctxt->error(ctxt->userData, |
| 3418 | "Element %s name '%s' is not an NCName\n", |
| 3419 | node->parent->name, val); |
| 3420 | else |
| 3421 | ctxt->error(ctxt->userData, |
| 3422 | "name '%s' is not an NCName\n", |
| 3423 | val); |
| 3424 | } |
| 3425 | ctxt->nbErrors++; |
| 3426 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3427 | ret->name = val; |
| 3428 | val = xmlGetProp(node, BAD_CAST "ns"); |
| 3429 | ret->ns = val; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 3430 | if ((ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) && |
| 3431 | (val != NULL) && |
| 3432 | (xmlStrEqual(val, BAD_CAST "http://www.w3.org/2000/xmlns"))) { |
| 3433 | ctxt->error(ctxt->userData, |
| 3434 | "Attribute with namespace '%s' is not allowed\n", |
| 3435 | val); |
| 3436 | ctxt->nbErrors++; |
| 3437 | } |
| 3438 | if ((ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) && |
| 3439 | (val != NULL) && |
| 3440 | (val[0] == 0) && |
| 3441 | (xmlStrEqual(ret->name, BAD_CAST "xmlns"))) { |
| 3442 | ctxt->error(ctxt->userData, |
| 3443 | "Attribute with QName 'xmlns' is not allowed\n", |
| 3444 | val); |
| 3445 | ctxt->nbErrors++; |
| 3446 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3447 | } else if (IS_RELAXNG(node, "anyName")) { |
| 3448 | ret->name = NULL; |
| 3449 | ret->ns = NULL; |
| 3450 | if (node->children != NULL) { |
| 3451 | ret->nameClass = |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3452 | xmlRelaxNGParseExceptNameClass(ctxt, node->children, |
| 3453 | (def->type == XML_RELAXNG_ATTRIBUTE)); |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3454 | } |
| 3455 | } else if (IS_RELAXNG(node, "nsName")) { |
| 3456 | ret->name = NULL; |
| 3457 | ret->ns = xmlGetProp(node, BAD_CAST "ns"); |
| 3458 | if (ret->ns == NULL) { |
| 3459 | if (ctxt->error != NULL) |
| 3460 | ctxt->error(ctxt->userData, |
| 3461 | "nsName has no ns attribute\n"); |
| 3462 | ctxt->nbErrors++; |
| 3463 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 3464 | if ((ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) && |
| 3465 | (ret->ns != NULL) && |
| 3466 | (xmlStrEqual(ret->ns, BAD_CAST "http://www.w3.org/2000/xmlns"))) { |
| 3467 | ctxt->error(ctxt->userData, |
| 3468 | "Attribute with namespace '%s' is not allowed\n", |
| 3469 | ret->ns); |
| 3470 | ctxt->nbErrors++; |
| 3471 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3472 | if (node->children != NULL) { |
| 3473 | ret->nameClass = |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3474 | xmlRelaxNGParseExceptNameClass(ctxt, node->children, |
| 3475 | (def->type == XML_RELAXNG_ATTRIBUTE)); |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3476 | } |
| 3477 | } else if (IS_RELAXNG(node, "choice")) { |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 3478 | xmlNodePtr child; |
| 3479 | xmlRelaxNGDefinePtr last = NULL; |
| 3480 | |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 3481 | ret = xmlRelaxNGNewDefine(ctxt, node); |
| 3482 | if (ret == NULL) |
| 3483 | return(NULL); |
| 3484 | ret->parent = def; |
| 3485 | ret->type = XML_RELAXNG_CHOICE; |
| 3486 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3487 | if (node->children == NULL) { |
| 3488 | if (ctxt->error != NULL) |
| 3489 | ctxt->error(ctxt->userData, |
| 3490 | "Element choice is empty\n"); |
| 3491 | ctxt->nbErrors++; |
| 3492 | } else { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3493 | |
| 3494 | child = node->children; |
| 3495 | while (child != NULL) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 3496 | tmp = xmlRelaxNGParseNameClass(ctxt, child, ret); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3497 | if (tmp != NULL) { |
| 3498 | if (last == NULL) { |
| 3499 | last = ret->nameClass = tmp; |
| 3500 | } else { |
| 3501 | last->next = tmp; |
| 3502 | last = tmp; |
| 3503 | } |
| 3504 | } |
| 3505 | child = child->next; |
| 3506 | } |
| 3507 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3508 | } else { |
| 3509 | if (ctxt->error != NULL) |
| 3510 | ctxt->error(ctxt->userData, |
| 3511 | "expecting name, anyName, nsName or choice : got %s\n", |
| 3512 | node->name); |
| 3513 | ctxt->nbErrors++; |
| 3514 | return(NULL); |
| 3515 | } |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 3516 | if (ret != def) { |
| 3517 | if (def->nameClass == NULL) { |
| 3518 | def->nameClass = ret; |
| 3519 | } else { |
| 3520 | tmp = def->nameClass; |
| 3521 | while (tmp->next != NULL) { |
| 3522 | tmp = tmp->next; |
| 3523 | } |
| 3524 | tmp->next = ret; |
| 3525 | } |
| 3526 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3527 | return(ret); |
| 3528 | } |
| 3529 | |
| 3530 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3531 | * xmlRelaxNGParseElement: |
| 3532 | * @ctxt: a Relax-NG parser context |
| 3533 | * @node: the element node |
| 3534 | * |
| 3535 | * parse the content of a RelaxNG element node. |
| 3536 | * |
| 3537 | * Returns the definition pointer or NULL in case of error. |
| 3538 | */ |
| 3539 | static xmlRelaxNGDefinePtr |
| 3540 | xmlRelaxNGParseElement(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 3541 | xmlRelaxNGDefinePtr ret, cur, last; |
| 3542 | xmlNodePtr child; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3543 | const xmlChar *olddefine; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3544 | |
| 3545 | ret = xmlRelaxNGNewDefine(ctxt, node); |
| 3546 | if (ret == NULL) |
| 3547 | return(NULL); |
| 3548 | ret->type = XML_RELAXNG_ELEMENT; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3549 | ret->parent = ctxt->def; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3550 | child = node->children; |
| 3551 | if (child == NULL) { |
| 3552 | if (ctxt->error != NULL) |
| 3553 | ctxt->error(ctxt->userData, |
| 3554 | "xmlRelaxNGParseElement: element has no children\n"); |
| 3555 | ctxt->nbErrors++; |
| 3556 | return(ret); |
| 3557 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3558 | cur = xmlRelaxNGParseNameClass(ctxt, child, ret); |
| 3559 | if (cur != NULL) |
| 3560 | child = child->next; |
| 3561 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3562 | if (child == NULL) { |
| 3563 | if (ctxt->error != NULL) |
| 3564 | ctxt->error(ctxt->userData, |
| 3565 | "xmlRelaxNGParseElement: element has no content\n"); |
| 3566 | ctxt->nbErrors++; |
| 3567 | return(ret); |
| 3568 | } |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3569 | olddefine = ctxt->define; |
| 3570 | ctxt->define = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3571 | last = NULL; |
| 3572 | while (child != NULL) { |
| 3573 | cur = xmlRelaxNGParsePattern(ctxt, child); |
| 3574 | if (cur != NULL) { |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3575 | cur->parent = ret; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3576 | switch (cur->type) { |
| 3577 | case XML_RELAXNG_EMPTY: |
| 3578 | case XML_RELAXNG_NOT_ALLOWED: |
| 3579 | case XML_RELAXNG_TEXT: |
| 3580 | case XML_RELAXNG_ELEMENT: |
| 3581 | case XML_RELAXNG_DATATYPE: |
| 3582 | case XML_RELAXNG_VALUE: |
| 3583 | case XML_RELAXNG_LIST: |
| 3584 | case XML_RELAXNG_REF: |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3585 | case XML_RELAXNG_PARENTREF: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3586 | case XML_RELAXNG_EXTERNALREF: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3587 | case XML_RELAXNG_DEF: |
| 3588 | case XML_RELAXNG_ZEROORMORE: |
| 3589 | case XML_RELAXNG_ONEORMORE: |
| 3590 | case XML_RELAXNG_OPTIONAL: |
| 3591 | case XML_RELAXNG_CHOICE: |
| 3592 | case XML_RELAXNG_GROUP: |
| 3593 | case XML_RELAXNG_INTERLEAVE: |
| 3594 | if (last == NULL) { |
| 3595 | ret->content = last = cur; |
| 3596 | } else { |
| 3597 | if ((last->type == XML_RELAXNG_ELEMENT) && |
| 3598 | (ret->content == last)) { |
| 3599 | ret->content = xmlRelaxNGNewDefine(ctxt, node); |
| 3600 | if (ret->content != NULL) { |
| 3601 | ret->content->type = XML_RELAXNG_GROUP; |
| 3602 | ret->content->content = last; |
| 3603 | } else { |
| 3604 | ret->content = last; |
| 3605 | } |
| 3606 | } |
| 3607 | last->next = cur; |
| 3608 | last = cur; |
| 3609 | } |
| 3610 | break; |
| 3611 | case XML_RELAXNG_ATTRIBUTE: |
| 3612 | cur->next = ret->attrs; |
| 3613 | ret->attrs = cur; |
| 3614 | break; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3615 | case XML_RELAXNG_START: |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 3616 | case XML_RELAXNG_PARAM: |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3617 | case XML_RELAXNG_EXCEPT: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3618 | TODO |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 3619 | ctxt->nbErrors++; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3620 | break; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 3621 | case XML_RELAXNG_NOOP: |
| 3622 | TODO |
| 3623 | if (ctxt->error != NULL) |
| 3624 | ctxt->error(ctxt->userData, |
| 3625 | "Internal error, noop found\n"); |
| 3626 | ctxt->nbErrors++; |
| 3627 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3628 | } |
| 3629 | } |
| 3630 | child = child->next; |
| 3631 | } |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3632 | ctxt->define = olddefine; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3633 | return(ret); |
| 3634 | } |
| 3635 | |
| 3636 | /** |
| 3637 | * xmlRelaxNGParsePatterns: |
| 3638 | * @ctxt: a Relax-NG parser context |
| 3639 | * @nodes: list of nodes |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3640 | * @group: use an implicit <group> for elements |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3641 | * |
| 3642 | * parse the content of a RelaxNG start node. |
| 3643 | * |
| 3644 | * Returns the definition pointer or NULL in case of error. |
| 3645 | */ |
| 3646 | static xmlRelaxNGDefinePtr |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3647 | xmlRelaxNGParsePatterns(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes, |
| 3648 | int group) { |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3649 | xmlRelaxNGDefinePtr def = NULL, last = NULL, cur, parent; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3650 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3651 | parent = ctxt->def; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3652 | while (nodes != NULL) { |
| 3653 | if (IS_RELAXNG(nodes, "element")) { |
| 3654 | cur = xmlRelaxNGParseElement(ctxt, nodes); |
| 3655 | if (def == NULL) { |
| 3656 | def = last = cur; |
| 3657 | } else { |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3658 | if ((group == 1) && (def->type == XML_RELAXNG_ELEMENT) && |
| 3659 | (def == last)) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3660 | def = xmlRelaxNGNewDefine(ctxt, nodes); |
| 3661 | def->type = XML_RELAXNG_GROUP; |
| 3662 | def->content = last; |
| 3663 | } |
| 3664 | last->next = cur; |
| 3665 | last = cur; |
| 3666 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3667 | cur->parent = parent; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3668 | } else { |
| 3669 | cur = xmlRelaxNGParsePattern(ctxt, nodes); |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3670 | if (cur != NULL) { |
| 3671 | if (def == NULL) { |
| 3672 | def = last = cur; |
| 3673 | } else { |
| 3674 | last->next = cur; |
| 3675 | last = cur; |
| 3676 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3677 | } |
| 3678 | } |
| 3679 | nodes = nodes->next; |
| 3680 | } |
| 3681 | return(def); |
| 3682 | } |
| 3683 | |
| 3684 | /** |
| 3685 | * xmlRelaxNGParseStart: |
| 3686 | * @ctxt: a Relax-NG parser context |
| 3687 | * @nodes: start children nodes |
| 3688 | * |
| 3689 | * parse the content of a RelaxNG start node. |
| 3690 | * |
| 3691 | * Returns 0 in case of success, -1 in case of error |
| 3692 | */ |
| 3693 | static int |
| 3694 | xmlRelaxNGParseStart(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes) { |
| 3695 | int ret = 0; |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3696 | xmlRelaxNGDefinePtr def = NULL, last; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3697 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3698 | if (nodes == NULL) { |
| 3699 | if (ctxt->error != NULL) |
| 3700 | ctxt->error(ctxt->userData, |
| 3701 | "start has no children\n"); |
| 3702 | ctxt->nbErrors++; |
| 3703 | return(-1); |
| 3704 | } |
| 3705 | if (IS_RELAXNG(nodes, "empty")) { |
| 3706 | def = xmlRelaxNGNewDefine(ctxt, nodes); |
| 3707 | if (def == NULL) |
| 3708 | return(-1); |
| 3709 | def->type = XML_RELAXNG_EMPTY; |
| 3710 | if (nodes->children != NULL) { |
| 3711 | if (ctxt->error != NULL) |
| 3712 | ctxt->error(ctxt->userData, "element empty is not empty\n"); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 3713 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3714 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3715 | } else if (IS_RELAXNG(nodes, "notAllowed")) { |
| 3716 | def = xmlRelaxNGNewDefine(ctxt, nodes); |
| 3717 | if (def == NULL) |
| 3718 | return(-1); |
| 3719 | def->type = XML_RELAXNG_NOT_ALLOWED; |
| 3720 | if (nodes->children != NULL) { |
| 3721 | if (ctxt->error != NULL) |
| 3722 | ctxt->error(ctxt->userData, |
| 3723 | "element notAllowed is not empty\n"); |
| 3724 | ctxt->nbErrors++; |
| 3725 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3726 | } else { |
| 3727 | def = xmlRelaxNGParsePatterns(ctxt, nodes, 1); |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3728 | } |
| 3729 | if (ctxt->grammar->start != NULL) { |
| 3730 | last = ctxt->grammar->start; |
| 3731 | while (last->next != NULL) |
| 3732 | last = last->next; |
| 3733 | last->next = def; |
| 3734 | } else { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3735 | ctxt->grammar->start = def; |
| 3736 | } |
| 3737 | nodes = nodes->next; |
| 3738 | if (nodes != NULL) { |
| 3739 | if (ctxt->error != NULL) |
| 3740 | ctxt->error(ctxt->userData, |
| 3741 | "start more than one children\n"); |
| 3742 | ctxt->nbErrors++; |
| 3743 | return(-1); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3744 | } |
| 3745 | return(ret); |
| 3746 | } |
| 3747 | |
| 3748 | /** |
| 3749 | * xmlRelaxNGParseGrammarContent: |
| 3750 | * @ctxt: a Relax-NG parser context |
| 3751 | * @nodes: grammar children nodes |
| 3752 | * |
| 3753 | * parse the content of a RelaxNG grammar node. |
| 3754 | * |
| 3755 | * Returns 0 in case of success, -1 in case of error |
| 3756 | */ |
| 3757 | static int |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3758 | xmlRelaxNGParseGrammarContent(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3759 | { |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3760 | int ret = 0, tmp; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3761 | |
| 3762 | if (nodes == NULL) { |
| 3763 | if (ctxt->error != NULL) |
| 3764 | ctxt->error(ctxt->userData, |
| 3765 | "grammar has no children\n"); |
| 3766 | ctxt->nbErrors++; |
| 3767 | return(-1); |
| 3768 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3769 | while (nodes != NULL) { |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3770 | if (IS_RELAXNG(nodes, "start")) { |
| 3771 | if (nodes->children == NULL) { |
| 3772 | if (ctxt->error != NULL) |
| 3773 | ctxt->error(ctxt->userData, |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3774 | "start has no children\n"); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3775 | ctxt->nbErrors++; |
| 3776 | } else { |
| 3777 | tmp = xmlRelaxNGParseStart(ctxt, nodes->children); |
| 3778 | if (tmp != 0) |
| 3779 | ret = -1; |
| 3780 | } |
| 3781 | } else if (IS_RELAXNG(nodes, "define")) { |
| 3782 | tmp = xmlRelaxNGParseDefine(ctxt, nodes); |
| 3783 | if (tmp != 0) |
| 3784 | ret = -1; |
| 3785 | } else if (IS_RELAXNG(nodes, "include")) { |
| 3786 | tmp = xmlRelaxNGParseInclude(ctxt, nodes); |
| 3787 | if (tmp != 0) |
| 3788 | ret = -1; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3789 | } else { |
| 3790 | if (ctxt->error != NULL) |
| 3791 | ctxt->error(ctxt->userData, |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3792 | "grammar has unexpected child %s\n", nodes->name); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3793 | ctxt->nbErrors++; |
| 3794 | ret = -1; |
| 3795 | } |
| 3796 | nodes = nodes->next; |
| 3797 | } |
| 3798 | return (ret); |
| 3799 | } |
| 3800 | |
| 3801 | /** |
| 3802 | * xmlRelaxNGCheckReference: |
| 3803 | * @ref: the ref |
| 3804 | * @ctxt: a Relax-NG parser context |
| 3805 | * @name: the name associated to the defines |
| 3806 | * |
| 3807 | * Applies the 4.17. combine attribute rule for all the define |
| 3808 | * element of a given grammar using the same name. |
| 3809 | */ |
| 3810 | static void |
| 3811 | xmlRelaxNGCheckReference(xmlRelaxNGDefinePtr ref, |
| 3812 | xmlRelaxNGParserCtxtPtr ctxt, const xmlChar *name) { |
| 3813 | xmlRelaxNGGrammarPtr grammar; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3814 | xmlRelaxNGDefinePtr def, cur; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3815 | |
| 3816 | grammar = ctxt->grammar; |
| 3817 | if (grammar == NULL) { |
| 3818 | if (ctxt->error != NULL) |
| 3819 | ctxt->error(ctxt->userData, |
| 3820 | "Internal error: no grammar in CheckReference %s\n", |
| 3821 | name); |
| 3822 | ctxt->nbErrors++; |
| 3823 | return; |
| 3824 | } |
| 3825 | if (ref->content != NULL) { |
| 3826 | if (ctxt->error != NULL) |
| 3827 | ctxt->error(ctxt->userData, |
| 3828 | "Internal error: reference has content in CheckReference %s\n", |
| 3829 | name); |
| 3830 | ctxt->nbErrors++; |
| 3831 | return; |
| 3832 | } |
| 3833 | if (grammar->defs != NULL) { |
| 3834 | def = xmlHashLookup(grammar->defs, name); |
| 3835 | if (def != NULL) { |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3836 | cur = ref; |
| 3837 | while (cur != NULL) { |
| 3838 | cur->content = def; |
| 3839 | cur = cur->nextHash; |
| 3840 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3841 | } else { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 3842 | if (ctxt->error != NULL) |
| 3843 | ctxt->error(ctxt->userData, |
| 3844 | "Reference %s has no matching definition\n", |
| 3845 | name); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 3846 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3847 | } |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 3848 | } else { |
| 3849 | if (ctxt->error != NULL) |
| 3850 | ctxt->error(ctxt->userData, |
| 3851 | "Reference %s has no matching definition\n", |
| 3852 | name); |
| 3853 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3854 | } |
| 3855 | /* |
| 3856 | * TODO: make a closure and verify there is no loop ! |
| 3857 | */ |
| 3858 | } |
| 3859 | |
| 3860 | /** |
| 3861 | * xmlRelaxNGCheckCombine: |
| 3862 | * @define: the define(s) list |
| 3863 | * @ctxt: a Relax-NG parser context |
| 3864 | * @name: the name associated to the defines |
| 3865 | * |
| 3866 | * Applies the 4.17. combine attribute rule for all the define |
| 3867 | * element of a given grammar using the same name. |
| 3868 | */ |
| 3869 | static void |
| 3870 | xmlRelaxNGCheckCombine(xmlRelaxNGDefinePtr define, |
| 3871 | xmlRelaxNGParserCtxtPtr ctxt, const xmlChar *name) { |
| 3872 | xmlChar *combine; |
| 3873 | int choiceOrInterleave = -1; |
| 3874 | int missing = 0; |
| 3875 | xmlRelaxNGDefinePtr cur, last, tmp, tmp2; |
| 3876 | |
| 3877 | if (define->nextHash == NULL) |
| 3878 | return; |
| 3879 | cur = define; |
| 3880 | while (cur != NULL) { |
| 3881 | combine = xmlGetProp(cur->node, BAD_CAST "combine"); |
| 3882 | if (combine != NULL) { |
| 3883 | if (xmlStrEqual(combine, BAD_CAST "choice")) { |
| 3884 | if (choiceOrInterleave == -1) |
| 3885 | choiceOrInterleave = 1; |
| 3886 | else if (choiceOrInterleave == 0) { |
| 3887 | if (ctxt->error != NULL) |
| 3888 | ctxt->error(ctxt->userData, |
| 3889 | "Defines for %s use both 'choice' and 'interleave'\n", |
| 3890 | name); |
| 3891 | ctxt->nbErrors++; |
| 3892 | } |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3893 | } else if (xmlStrEqual(combine, BAD_CAST "interleave")) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3894 | if (choiceOrInterleave == -1) |
| 3895 | choiceOrInterleave = 0; |
| 3896 | else if (choiceOrInterleave == 1) { |
| 3897 | if (ctxt->error != NULL) |
| 3898 | ctxt->error(ctxt->userData, |
| 3899 | "Defines for %s use both 'choice' and 'interleave'\n", |
| 3900 | name); |
| 3901 | ctxt->nbErrors++; |
| 3902 | } |
| 3903 | } else { |
| 3904 | if (ctxt->error != NULL) |
| 3905 | ctxt->error(ctxt->userData, |
| 3906 | "Defines for %s use unknown combine value '%s''\n", |
| 3907 | name, combine); |
| 3908 | ctxt->nbErrors++; |
| 3909 | } |
| 3910 | xmlFree(combine); |
| 3911 | } else { |
| 3912 | if (missing == 0) |
| 3913 | missing = 1; |
| 3914 | else { |
| 3915 | if (ctxt->error != NULL) |
| 3916 | ctxt->error(ctxt->userData, |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 3917 | "Some defines for %s needs the combine attribute\n", |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3918 | name); |
| 3919 | ctxt->nbErrors++; |
| 3920 | } |
| 3921 | } |
| 3922 | |
| 3923 | cur = cur->nextHash; |
| 3924 | } |
| 3925 | #ifdef DEBUG |
| 3926 | xmlGenericError(xmlGenericErrorContext, |
| 3927 | "xmlRelaxNGCheckCombine(): merging %s defines: %d\n", |
| 3928 | name, choiceOrInterleave); |
| 3929 | #endif |
| 3930 | if (choiceOrInterleave == -1) |
| 3931 | choiceOrInterleave = 0; |
| 3932 | cur = xmlRelaxNGNewDefine(ctxt, define->node); |
| 3933 | if (cur == NULL) |
| 3934 | return; |
| 3935 | if (choiceOrInterleave == 0) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3936 | cur->type = XML_RELAXNG_INTERLEAVE; |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3937 | else |
| 3938 | cur->type = XML_RELAXNG_CHOICE; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3939 | tmp = define; |
| 3940 | last = NULL; |
| 3941 | while (tmp != NULL) { |
| 3942 | if (tmp->content != NULL) { |
| 3943 | if (tmp->content->next != NULL) { |
| 3944 | /* |
| 3945 | * we need first to create a wrapper. |
| 3946 | */ |
| 3947 | tmp2 = xmlRelaxNGNewDefine(ctxt, tmp->content->node); |
| 3948 | if (tmp2 == NULL) |
| 3949 | break; |
| 3950 | tmp2->type = XML_RELAXNG_GROUP; |
| 3951 | tmp2->content = tmp->content; |
| 3952 | } else { |
| 3953 | tmp2 = tmp->content; |
| 3954 | } |
| 3955 | if (last == NULL) { |
| 3956 | cur->content = tmp2; |
| 3957 | } else { |
| 3958 | last->next = tmp2; |
| 3959 | } |
| 3960 | last = tmp2; |
| 3961 | tmp->content = NULL; |
| 3962 | } |
| 3963 | tmp = tmp->nextHash; |
| 3964 | } |
| 3965 | define->content = cur; |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3966 | if (choiceOrInterleave == 0) { |
| 3967 | if (ctxt->interleaves == NULL) |
| 3968 | ctxt->interleaves = xmlHashCreate(10); |
| 3969 | if (ctxt->interleaves == NULL) { |
| 3970 | if (ctxt->error != NULL) |
| 3971 | ctxt->error(ctxt->userData, |
| 3972 | "Failed to create interleaves hash table\n"); |
| 3973 | ctxt->nbErrors++; |
| 3974 | } else { |
| 3975 | char tmpname[32]; |
| 3976 | |
| 3977 | snprintf(tmpname, 32, "interleave%d", ctxt->nbInterleaves++); |
| 3978 | if (xmlHashAddEntry(ctxt->interleaves, BAD_CAST tmpname, cur) < 0) { |
| 3979 | if (ctxt->error != NULL) |
| 3980 | ctxt->error(ctxt->userData, |
| 3981 | "Failed to add %s to hash table\n", tmpname); |
| 3982 | ctxt->nbErrors++; |
| 3983 | } |
| 3984 | } |
| 3985 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3986 | } |
| 3987 | |
| 3988 | /** |
| 3989 | * xmlRelaxNGCombineStart: |
| 3990 | * @ctxt: a Relax-NG parser context |
| 3991 | * @grammar: the grammar |
| 3992 | * |
| 3993 | * Applies the 4.17. combine rule for all the start |
| 3994 | * element of a given grammar. |
| 3995 | */ |
| 3996 | static void |
| 3997 | xmlRelaxNGCombineStart(xmlRelaxNGParserCtxtPtr ctxt, |
| 3998 | xmlRelaxNGGrammarPtr grammar) { |
| 3999 | xmlRelaxNGDefinePtr starts; |
| 4000 | xmlChar *combine; |
| 4001 | int choiceOrInterleave = -1; |
| 4002 | int missing = 0; |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 4003 | xmlRelaxNGDefinePtr cur; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4004 | |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 4005 | starts = grammar->start; |
| 4006 | if ((starts == NULL) || (starts->next == NULL)) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4007 | return; |
| 4008 | cur = starts; |
| 4009 | while (cur != NULL) { |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 4010 | if ((cur->node == NULL) || (cur->node->parent == NULL) || |
| 4011 | (!xmlStrEqual(cur->node->parent->name, BAD_CAST "start"))) { |
| 4012 | combine = NULL; |
| 4013 | if (ctxt->error != NULL) |
| 4014 | ctxt->error(ctxt->userData, |
| 4015 | "Internal error: start element not found\n"); |
| 4016 | ctxt->nbErrors++; |
| 4017 | } else { |
| 4018 | combine = xmlGetProp(cur->node->parent, BAD_CAST "combine"); |
| 4019 | } |
| 4020 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4021 | if (combine != NULL) { |
| 4022 | if (xmlStrEqual(combine, BAD_CAST "choice")) { |
| 4023 | if (choiceOrInterleave == -1) |
| 4024 | choiceOrInterleave = 1; |
| 4025 | else if (choiceOrInterleave == 0) { |
| 4026 | if (ctxt->error != NULL) |
| 4027 | ctxt->error(ctxt->userData, |
| 4028 | "<start> use both 'choice' and 'interleave'\n"); |
| 4029 | ctxt->nbErrors++; |
| 4030 | } |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 4031 | } else if (xmlStrEqual(combine, BAD_CAST "interleave")) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4032 | if (choiceOrInterleave == -1) |
| 4033 | choiceOrInterleave = 0; |
| 4034 | else if (choiceOrInterleave == 1) { |
| 4035 | if (ctxt->error != NULL) |
| 4036 | ctxt->error(ctxt->userData, |
| 4037 | "<start> use both 'choice' and 'interleave'\n"); |
| 4038 | ctxt->nbErrors++; |
| 4039 | } |
| 4040 | } else { |
| 4041 | if (ctxt->error != NULL) |
| 4042 | ctxt->error(ctxt->userData, |
| 4043 | "<start> uses unknown combine value '%s''\n", combine); |
| 4044 | ctxt->nbErrors++; |
| 4045 | } |
| 4046 | xmlFree(combine); |
| 4047 | } else { |
| 4048 | if (missing == 0) |
| 4049 | missing = 1; |
| 4050 | else { |
| 4051 | if (ctxt->error != NULL) |
| 4052 | ctxt->error(ctxt->userData, |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 4053 | "Some <start> element miss the combine attribute\n"); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4054 | ctxt->nbErrors++; |
| 4055 | } |
| 4056 | } |
| 4057 | |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 4058 | cur = cur->next; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4059 | } |
| 4060 | #ifdef DEBUG |
| 4061 | xmlGenericError(xmlGenericErrorContext, |
| 4062 | "xmlRelaxNGCombineStart(): merging <start>: %d\n", |
| 4063 | choiceOrInterleave); |
| 4064 | #endif |
| 4065 | if (choiceOrInterleave == -1) |
| 4066 | choiceOrInterleave = 0; |
| 4067 | cur = xmlRelaxNGNewDefine(ctxt, starts->node); |
| 4068 | if (cur == NULL) |
| 4069 | return; |
| 4070 | if (choiceOrInterleave == 0) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4071 | cur->type = XML_RELAXNG_INTERLEAVE; |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 4072 | else |
| 4073 | cur->type = XML_RELAXNG_CHOICE; |
| 4074 | cur->content = grammar->start; |
| 4075 | grammar->start = cur; |
| 4076 | if (choiceOrInterleave == 0) { |
| 4077 | if (ctxt->interleaves == NULL) |
| 4078 | ctxt->interleaves = xmlHashCreate(10); |
| 4079 | if (ctxt->interleaves == NULL) { |
| 4080 | if (ctxt->error != NULL) |
| 4081 | ctxt->error(ctxt->userData, |
| 4082 | "Failed to create interleaves hash table\n"); |
| 4083 | ctxt->nbErrors++; |
| 4084 | } else { |
| 4085 | char tmpname[32]; |
| 4086 | |
| 4087 | snprintf(tmpname, 32, "interleave%d", ctxt->nbInterleaves++); |
| 4088 | if (xmlHashAddEntry(ctxt->interleaves, BAD_CAST tmpname, cur) < 0) { |
| 4089 | if (ctxt->error != NULL) |
| 4090 | ctxt->error(ctxt->userData, |
| 4091 | "Failed to add %s to hash table\n", tmpname); |
| 4092 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4093 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4094 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4095 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4096 | } |
| 4097 | |
| 4098 | /** |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 4099 | * xmlRelaxNGCheckCycles: |
| 4100 | * @ctxt: a Relax-NG parser context |
| 4101 | * @nodes: grammar children nodes |
| 4102 | * @depth: the counter |
| 4103 | * |
| 4104 | * Check for cycles. |
| 4105 | * |
| 4106 | * Returns 0 if check passed, and -1 in case of error |
| 4107 | */ |
| 4108 | static int |
| 4109 | xmlRelaxNGCheckCycles(xmlRelaxNGParserCtxtPtr ctxt, |
| 4110 | xmlRelaxNGDefinePtr cur, int depth) { |
| 4111 | int ret = 0; |
| 4112 | |
| 4113 | while ((ret == 0) && (cur != NULL)) { |
| 4114 | if ((cur->type == XML_RELAXNG_REF) || |
| 4115 | (cur->type == XML_RELAXNG_PARENTREF)) { |
| 4116 | if (cur->depth == -1) { |
| 4117 | cur->depth = depth; |
| 4118 | ret = xmlRelaxNGCheckCycles(ctxt, cur->content, depth); |
| 4119 | cur->depth = -2; |
| 4120 | } else if (depth == cur->depth) { |
| 4121 | if (ctxt->error != NULL) |
| 4122 | ctxt->error(ctxt->userData, |
| 4123 | "Detected a cycle in %s references\n", cur->name); |
| 4124 | ctxt->nbErrors++; |
| 4125 | return(-1); |
| 4126 | } |
| 4127 | } else if (cur->type == XML_RELAXNG_ELEMENT) { |
| 4128 | ret = xmlRelaxNGCheckCycles(ctxt, cur->content, depth + 1); |
| 4129 | } else { |
| 4130 | ret = xmlRelaxNGCheckCycles(ctxt, cur->content, depth); |
| 4131 | } |
| 4132 | cur = cur->next; |
| 4133 | } |
| 4134 | return(ret); |
| 4135 | } |
| 4136 | |
| 4137 | /** |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4138 | * xmlRelaxNGTryUnlink: |
| 4139 | * @ctxt: a Relax-NG parser context |
| 4140 | * @cur: the definition to unlink |
| 4141 | * @parent: the parent definition |
| 4142 | * @prev: the previous sibling definition |
| 4143 | * |
| 4144 | * Try to unlink a definition. If not possble make it a NOOP |
| 4145 | * |
| 4146 | * Returns the new prev definition |
| 4147 | */ |
| 4148 | static xmlRelaxNGDefinePtr |
| 4149 | xmlRelaxNGTryUnlink(xmlRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 4150 | xmlRelaxNGDefinePtr cur, |
| 4151 | xmlRelaxNGDefinePtr parent, |
| 4152 | xmlRelaxNGDefinePtr prev) { |
| 4153 | if (prev != NULL) { |
| 4154 | prev->next = cur->next; |
| 4155 | } else { |
| 4156 | if (parent != NULL) { |
| 4157 | if (parent->content == cur) |
| 4158 | parent->content = cur->next; |
| 4159 | else if (parent->attrs == cur) |
| 4160 | parent->attrs = cur->next; |
| 4161 | else if (parent->nameClass == cur) |
| 4162 | parent->nameClass = cur->next; |
| 4163 | } else { |
| 4164 | cur->type = XML_RELAXNG_NOOP; |
| 4165 | prev = cur; |
| 4166 | } |
| 4167 | } |
| 4168 | return(prev); |
| 4169 | } |
| 4170 | |
| 4171 | /** |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4172 | * xmlRelaxNGSimplify: |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4173 | * @ctxt: a Relax-NG parser context |
| 4174 | * @nodes: grammar children nodes |
| 4175 | * |
| 4176 | * Check for simplification of empty and notAllowed |
| 4177 | */ |
| 4178 | static void |
| 4179 | xmlRelaxNGSimplify(xmlRelaxNGParserCtxtPtr ctxt, |
| 4180 | xmlRelaxNGDefinePtr cur, |
| 4181 | xmlRelaxNGDefinePtr parent) { |
| 4182 | xmlRelaxNGDefinePtr prev = NULL; |
| 4183 | |
| 4184 | while (cur != NULL) { |
| 4185 | if ((cur->type == XML_RELAXNG_REF) || |
| 4186 | (cur->type == XML_RELAXNG_PARENTREF)) { |
| 4187 | if (cur->depth != -3) { |
| 4188 | cur->depth = -3; |
| 4189 | xmlRelaxNGSimplify(ctxt, cur->content, cur); |
| 4190 | } |
| 4191 | } else if (cur->type == XML_RELAXNG_NOT_ALLOWED) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4192 | cur->parent = parent; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4193 | if ((parent != NULL) && |
| 4194 | ((parent->type == XML_RELAXNG_ATTRIBUTE) || |
| 4195 | (parent->type == XML_RELAXNG_LIST) || |
| 4196 | (parent->type == XML_RELAXNG_GROUP) || |
| 4197 | (parent->type == XML_RELAXNG_INTERLEAVE) || |
| 4198 | (parent->type == XML_RELAXNG_ONEORMORE) || |
| 4199 | (parent->type == XML_RELAXNG_ZEROORMORE))) { |
| 4200 | parent->type = XML_RELAXNG_NOT_ALLOWED; |
| 4201 | break; |
| 4202 | } |
| 4203 | if ((parent != NULL) && |
| 4204 | (parent->type == XML_RELAXNG_CHOICE)) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4205 | prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4206 | } else |
| 4207 | prev = cur; |
| 4208 | } else if (cur->type == XML_RELAXNG_EMPTY){ |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4209 | cur->parent = parent; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4210 | if ((parent != NULL) && |
| 4211 | ((parent->type == XML_RELAXNG_ONEORMORE) || |
| 4212 | (parent->type == XML_RELAXNG_ZEROORMORE))) { |
| 4213 | parent->type = XML_RELAXNG_EMPTY; |
| 4214 | break; |
| 4215 | } |
| 4216 | if ((parent != NULL) && |
| 4217 | ((parent->type == XML_RELAXNG_GROUP) || |
| 4218 | (parent->type == XML_RELAXNG_INTERLEAVE))) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4219 | prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4220 | } else |
| 4221 | prev = cur; |
| 4222 | } else { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4223 | cur->parent = parent; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4224 | if (cur->content != NULL) |
| 4225 | xmlRelaxNGSimplify(ctxt, cur->content, cur); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4226 | if (cur->attrs != NULL) |
| 4227 | xmlRelaxNGSimplify(ctxt, cur->attrs, cur); |
| 4228 | if (cur->nameClass != NULL) |
| 4229 | xmlRelaxNGSimplify(ctxt, cur->nameClass, cur); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4230 | /* |
| 4231 | * This may result in a simplification |
| 4232 | */ |
| 4233 | if ((cur->type == XML_RELAXNG_GROUP) || |
| 4234 | (cur->type == XML_RELAXNG_INTERLEAVE)) { |
| 4235 | if (cur->content == NULL) |
| 4236 | cur->type = XML_RELAXNG_EMPTY; |
| 4237 | else if (cur->content->next == NULL) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4238 | if ((parent == NULL) && (prev == NULL)) { |
| 4239 | cur->type = XML_RELAXNG_NOOP; |
| 4240 | } else if (prev == NULL) { |
| 4241 | parent->content = cur->content; |
| 4242 | cur->content->next = cur->next; |
| 4243 | cur = cur->content; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4244 | } else { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4245 | cur->content->next = cur->next; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4246 | prev->next = cur->content; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4247 | cur = cur->content; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4248 | } |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4249 | } |
| 4250 | } |
| 4251 | /* |
| 4252 | * the current node may have been transformed back |
| 4253 | */ |
| 4254 | if ((cur->type == XML_RELAXNG_EXCEPT) && |
| 4255 | (cur->content != NULL) && |
| 4256 | (cur->content->type == XML_RELAXNG_NOT_ALLOWED)) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4257 | prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4258 | } else if (cur->type == XML_RELAXNG_NOT_ALLOWED) { |
| 4259 | if ((parent != NULL) && |
| 4260 | ((parent->type == XML_RELAXNG_ATTRIBUTE) || |
| 4261 | (parent->type == XML_RELAXNG_LIST) || |
| 4262 | (parent->type == XML_RELAXNG_GROUP) || |
| 4263 | (parent->type == XML_RELAXNG_INTERLEAVE) || |
| 4264 | (parent->type == XML_RELAXNG_ONEORMORE) || |
| 4265 | (parent->type == XML_RELAXNG_ZEROORMORE))) { |
| 4266 | parent->type = XML_RELAXNG_NOT_ALLOWED; |
| 4267 | break; |
| 4268 | } |
| 4269 | if ((parent != NULL) && |
| 4270 | (parent->type == XML_RELAXNG_CHOICE)) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4271 | prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4272 | } else |
| 4273 | prev = cur; |
| 4274 | } else if (cur->type == XML_RELAXNG_EMPTY){ |
| 4275 | if ((parent != NULL) && |
| 4276 | ((parent->type == XML_RELAXNG_ONEORMORE) || |
| 4277 | (parent->type == XML_RELAXNG_ZEROORMORE))) { |
| 4278 | parent->type = XML_RELAXNG_EMPTY; |
| 4279 | break; |
| 4280 | } |
| 4281 | if ((parent != NULL) && |
| 4282 | ((parent->type == XML_RELAXNG_GROUP) || |
| 4283 | (parent->type == XML_RELAXNG_INTERLEAVE) || |
| 4284 | (parent->type == XML_RELAXNG_CHOICE))) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4285 | prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4286 | } else |
| 4287 | prev = cur; |
| 4288 | } else { |
| 4289 | prev = cur; |
| 4290 | } |
| 4291 | } |
| 4292 | cur = cur->next; |
| 4293 | } |
| 4294 | } |
| 4295 | |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4296 | /** |
| 4297 | * xmlRelaxNGGroupContentType: |
| 4298 | * @ct1: the first content type |
| 4299 | * @ct2: the second content type |
| 4300 | * |
| 4301 | * Try to group 2 content types |
| 4302 | * |
| 4303 | * Returns the content type |
| 4304 | */ |
| 4305 | static xmlRelaxNGContentType |
| 4306 | xmlRelaxNGGroupContentType(xmlRelaxNGContentType ct1, |
| 4307 | xmlRelaxNGContentType ct2) { |
| 4308 | if ((ct1 == XML_RELAXNG_CONTENT_ERROR) || |
| 4309 | (ct2 == XML_RELAXNG_CONTENT_ERROR)) |
| 4310 | return(XML_RELAXNG_CONTENT_ERROR); |
| 4311 | if (ct1 == XML_RELAXNG_CONTENT_EMPTY) |
| 4312 | return(ct2); |
| 4313 | if (ct2 == XML_RELAXNG_CONTENT_EMPTY) |
| 4314 | return(ct1); |
| 4315 | if ((ct1 == XML_RELAXNG_CONTENT_COMPLEX) && |
| 4316 | (ct2 == XML_RELAXNG_CONTENT_COMPLEX)) |
| 4317 | return(XML_RELAXNG_CONTENT_COMPLEX); |
| 4318 | return(XML_RELAXNG_CONTENT_ERROR); |
| 4319 | } |
| 4320 | |
| 4321 | /** |
| 4322 | * xmlRelaxNGMaxContentType: |
| 4323 | * @ct1: the first content type |
| 4324 | * @ct2: the second content type |
| 4325 | * |
| 4326 | * Compute the max content-type |
| 4327 | * |
| 4328 | * Returns the content type |
| 4329 | */ |
| 4330 | static xmlRelaxNGContentType |
| 4331 | xmlRelaxNGMaxContentType(xmlRelaxNGContentType ct1, |
| 4332 | xmlRelaxNGContentType ct2) { |
| 4333 | if ((ct1 == XML_RELAXNG_CONTENT_ERROR) || |
| 4334 | (ct2 == XML_RELAXNG_CONTENT_ERROR)) |
| 4335 | return(XML_RELAXNG_CONTENT_ERROR); |
| 4336 | if ((ct1 == XML_RELAXNG_CONTENT_SIMPLE) || |
| 4337 | (ct2 == XML_RELAXNG_CONTENT_SIMPLE)) |
| 4338 | return(XML_RELAXNG_CONTENT_SIMPLE); |
| 4339 | if ((ct1 == XML_RELAXNG_CONTENT_COMPLEX) || |
| 4340 | (ct2 == XML_RELAXNG_CONTENT_COMPLEX)) |
| 4341 | return(XML_RELAXNG_CONTENT_COMPLEX); |
| 4342 | return(XML_RELAXNG_CONTENT_EMPTY); |
| 4343 | } |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4344 | |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4345 | /** |
| 4346 | * xmlRelaxNGCheckRules: |
| 4347 | * @ctxt: a Relax-NG parser context |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4348 | * @cur: the current definition |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4349 | * @flags: some accumulated flags |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4350 | * @ptype: the parent type |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4351 | * |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4352 | * Check for rules in section 7.1 and 7.2 |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4353 | * |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4354 | * Returns the content type of @cur |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4355 | */ |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4356 | static xmlRelaxNGContentType |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4357 | xmlRelaxNGCheckRules(xmlRelaxNGParserCtxtPtr ctxt, |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4358 | xmlRelaxNGDefinePtr cur, int flags, |
| 4359 | xmlRelaxNGType ptype) { |
| 4360 | int nflags = flags; |
| 4361 | xmlRelaxNGContentType ret, tmp, val = XML_RELAXNG_CONTENT_EMPTY; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4362 | |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4363 | while (cur != NULL) { |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4364 | ret = XML_RELAXNG_CONTENT_EMPTY; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4365 | if ((cur->type == XML_RELAXNG_REF) || |
| 4366 | (cur->type == XML_RELAXNG_PARENTREF)) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4367 | if (flags & XML_RELAXNG_IN_LIST) { |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4368 | if (ctxt->error != NULL) |
| 4369 | ctxt->error(ctxt->userData, |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4370 | "Found forbidden pattern list//ref\n"); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4371 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4372 | } |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4373 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4374 | if (ctxt->error != NULL) |
| 4375 | ctxt->error(ctxt->userData, |
| 4376 | "Found forbidden pattern data/except//ref\n"); |
| 4377 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4378 | } |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 4379 | if (cur->depth > -4) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4380 | cur->depth = -4; |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 4381 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, |
| 4382 | flags, cur->type); |
| 4383 | cur->depth = ret - 15 ; |
| 4384 | } else if (cur->depth == -4) { |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4385 | ret = XML_RELAXNG_CONTENT_COMPLEX; |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 4386 | } else { |
| 4387 | ret = (xmlRelaxNGContentType) cur->depth + 15; |
| 4388 | } |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4389 | } else if (cur->type == XML_RELAXNG_ELEMENT) { |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 4390 | /* |
| 4391 | * The 7.3 Attribute derivation rule for groups is plugged there |
| 4392 | */ |
| 4393 | xmlRelaxNGCheckGroupAttrs(ctxt, cur); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4394 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4395 | if (ctxt->error != NULL) |
| 4396 | ctxt->error(ctxt->userData, |
| 4397 | "Found forbidden pattern data/except//element(ref)\n"); |
| 4398 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4399 | } |
| 4400 | if (flags & XML_RELAXNG_IN_LIST) { |
| 4401 | if (ctxt->error != NULL) |
| 4402 | ctxt->error(ctxt->userData, |
| 4403 | "Found forbidden pattern list//element(ref)\n"); |
| 4404 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4405 | } |
| 4406 | if (flags & XML_RELAXNG_IN_ATTRIBUTE) { |
| 4407 | if (ctxt->error != NULL) |
| 4408 | ctxt->error(ctxt->userData, |
| 4409 | "Found forbidden pattern attribute//element(ref)\n"); |
| 4410 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4411 | } |
Daniel Veillard | 463a547 | 2003-02-27 21:30:32 +0000 | [diff] [blame^] | 4412 | if (flags & XML_RELAXNG_IN_ATTRIBUTE) { |
| 4413 | if (ctxt->error != NULL) |
| 4414 | ctxt->error(ctxt->userData, |
| 4415 | "Found forbidden pattern attribute//element(ref)\n"); |
| 4416 | ctxt->nbErrors++; |
| 4417 | } |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4418 | /* |
| 4419 | * reset since in the simple form elements are only child |
| 4420 | * of grammar/define |
| 4421 | */ |
| 4422 | nflags = 0; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4423 | ret = xmlRelaxNGCheckRules(ctxt, cur->attrs, nflags, cur->type); |
| 4424 | if (ret != XML_RELAXNG_CONTENT_EMPTY) { |
| 4425 | if (ctxt->error != NULL) |
| 4426 | ctxt->error(ctxt->userData, |
| 4427 | "Element %s attributes have a content type error\n", |
| 4428 | cur->name); |
| 4429 | ctxt->nbErrors++; |
| 4430 | } |
| 4431 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
| 4432 | if (ret == XML_RELAXNG_CONTENT_ERROR) { |
| 4433 | if (ctxt->error != NULL) |
| 4434 | ctxt->error(ctxt->userData, |
| 4435 | "Element %s has a content type error\n", |
| 4436 | cur->name); |
| 4437 | ctxt->nbErrors++; |
| 4438 | } else { |
| 4439 | ret = XML_RELAXNG_CONTENT_COMPLEX; |
| 4440 | } |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4441 | } else if (cur->type == XML_RELAXNG_ATTRIBUTE) { |
| 4442 | if (flags & XML_RELAXNG_IN_ATTRIBUTE) { |
| 4443 | if (ctxt->error != NULL) |
| 4444 | ctxt->error(ctxt->userData, |
| 4445 | "Found forbidden pattern attribute//attribute\n"); |
| 4446 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4447 | } |
| 4448 | if (flags & XML_RELAXNG_IN_LIST) { |
| 4449 | if (ctxt->error != NULL) |
| 4450 | ctxt->error(ctxt->userData, |
| 4451 | "Found forbidden pattern list//attribute\n"); |
| 4452 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4453 | } |
| 4454 | if (flags & XML_RELAXNG_IN_OOMGROUP) { |
| 4455 | if (ctxt->error != NULL) |
| 4456 | ctxt->error(ctxt->userData, |
| 4457 | "Found forbidden pattern oneOrMore//group//attribute\n"); |
| 4458 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4459 | } |
| 4460 | if (flags & XML_RELAXNG_IN_OOMINTERLEAVE) { |
| 4461 | if (ctxt->error != NULL) |
| 4462 | ctxt->error(ctxt->userData, |
| 4463 | "Found forbidden pattern oneOrMore//interleave//attribute\n"); |
| 4464 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4465 | } |
| 4466 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4467 | if (ctxt->error != NULL) |
| 4468 | ctxt->error(ctxt->userData, |
| 4469 | "Found forbidden pattern data/except//attribute\n"); |
| 4470 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4471 | } |
| 4472 | if (flags & XML_RELAXNG_IN_START) { |
| 4473 | if (ctxt->error != NULL) |
| 4474 | ctxt->error(ctxt->userData, |
| 4475 | "Found forbidden pattern start//attribute\n"); |
| 4476 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4477 | } |
| 4478 | nflags = flags | XML_RELAXNG_IN_ATTRIBUTE; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4479 | xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
| 4480 | ret = XML_RELAXNG_CONTENT_EMPTY; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4481 | } else if ((cur->type == XML_RELAXNG_ONEORMORE) || |
| 4482 | (cur->type == XML_RELAXNG_ZEROORMORE)) { |
| 4483 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4484 | if (ctxt->error != NULL) |
| 4485 | ctxt->error(ctxt->userData, |
| 4486 | "Found forbidden pattern data/except//oneOrMore\n"); |
| 4487 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4488 | } |
| 4489 | if (flags & XML_RELAXNG_IN_START) { |
| 4490 | if (ctxt->error != NULL) |
| 4491 | ctxt->error(ctxt->userData, |
| 4492 | "Found forbidden pattern start//oneOrMore\n"); |
| 4493 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4494 | } |
| 4495 | nflags = flags | XML_RELAXNG_IN_ONEORMORE; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4496 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
| 4497 | ret = xmlRelaxNGGroupContentType(ret, ret); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4498 | } else if (cur->type == XML_RELAXNG_LIST) { |
| 4499 | if (flags & XML_RELAXNG_IN_LIST) { |
| 4500 | if (ctxt->error != NULL) |
| 4501 | ctxt->error(ctxt->userData, |
| 4502 | "Found forbidden pattern list//list\n"); |
| 4503 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4504 | } |
| 4505 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4506 | if (ctxt->error != NULL) |
| 4507 | ctxt->error(ctxt->userData, |
| 4508 | "Found forbidden pattern data/except//list\n"); |
| 4509 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4510 | } |
| 4511 | if (flags & XML_RELAXNG_IN_START) { |
| 4512 | if (ctxt->error != NULL) |
| 4513 | ctxt->error(ctxt->userData, |
| 4514 | "Found forbidden pattern start//list\n"); |
| 4515 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4516 | } |
| 4517 | nflags = flags | XML_RELAXNG_IN_LIST; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4518 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4519 | } else if (cur->type == XML_RELAXNG_GROUP) { |
| 4520 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4521 | if (ctxt->error != NULL) |
| 4522 | ctxt->error(ctxt->userData, |
| 4523 | "Found forbidden pattern data/except//group\n"); |
| 4524 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4525 | } |
| 4526 | if (flags & XML_RELAXNG_IN_START) { |
| 4527 | if (ctxt->error != NULL) |
| 4528 | ctxt->error(ctxt->userData, |
| 4529 | "Found forbidden pattern start//group\n"); |
| 4530 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4531 | } |
| 4532 | if (flags & XML_RELAXNG_IN_ONEORMORE) |
| 4533 | nflags = flags | XML_RELAXNG_IN_OOMGROUP; |
| 4534 | else |
| 4535 | nflags = flags; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4536 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 4537 | /* |
| 4538 | * The 7.3 Attribute derivation rule for groups is plugged there |
| 4539 | */ |
| 4540 | xmlRelaxNGCheckGroupAttrs(ctxt, cur); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4541 | } else if (cur->type == XML_RELAXNG_INTERLEAVE) { |
| 4542 | if (flags & XML_RELAXNG_IN_LIST) { |
| 4543 | if (ctxt->error != NULL) |
| 4544 | ctxt->error(ctxt->userData, |
| 4545 | "Found forbidden pattern list//interleave\n"); |
| 4546 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4547 | } |
| 4548 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4549 | if (ctxt->error != NULL) |
| 4550 | ctxt->error(ctxt->userData, |
| 4551 | "Found forbidden pattern data/except//interleave\n"); |
| 4552 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4553 | } |
| 4554 | if (flags & XML_RELAXNG_IN_START) { |
| 4555 | if (ctxt->error != NULL) |
| 4556 | ctxt->error(ctxt->userData, |
| 4557 | "Found forbidden pattern start//interleave\n"); |
| 4558 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4559 | } |
| 4560 | if (flags & XML_RELAXNG_IN_ONEORMORE) |
| 4561 | nflags = flags | XML_RELAXNG_IN_OOMINTERLEAVE; |
| 4562 | else |
| 4563 | nflags = flags; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4564 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4565 | } else if (cur->type == XML_RELAXNG_EXCEPT) { |
| 4566 | if ((cur->parent != NULL) && |
| 4567 | (cur->parent->type == XML_RELAXNG_DATATYPE)) |
| 4568 | nflags = flags | XML_RELAXNG_IN_DATAEXCEPT; |
| 4569 | else |
| 4570 | nflags = flags; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4571 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4572 | } else if (cur->type == XML_RELAXNG_DATATYPE) { |
| 4573 | if (flags & XML_RELAXNG_IN_START) { |
| 4574 | if (ctxt->error != NULL) |
| 4575 | ctxt->error(ctxt->userData, |
| 4576 | "Found forbidden pattern start//data\n"); |
| 4577 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4578 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4579 | xmlRelaxNGCheckRules(ctxt, cur->content, flags, cur->type); |
| 4580 | ret = XML_RELAXNG_CONTENT_SIMPLE; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4581 | } else if (cur->type == XML_RELAXNG_VALUE) { |
| 4582 | if (flags & XML_RELAXNG_IN_START) { |
| 4583 | if (ctxt->error != NULL) |
| 4584 | ctxt->error(ctxt->userData, |
| 4585 | "Found forbidden pattern start//value\n"); |
| 4586 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4587 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4588 | xmlRelaxNGCheckRules(ctxt, cur->content, flags, cur->type); |
| 4589 | ret = XML_RELAXNG_CONTENT_SIMPLE; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4590 | } else if (cur->type == XML_RELAXNG_TEXT) { |
| 4591 | if (flags & XML_RELAXNG_IN_LIST) { |
| 4592 | if (ctxt->error != NULL) |
| 4593 | ctxt->error(ctxt->userData, |
| 4594 | "Found forbidden pattern list//text\n"); |
| 4595 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4596 | } |
| 4597 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4598 | if (ctxt->error != NULL) |
| 4599 | ctxt->error(ctxt->userData, |
| 4600 | "Found forbidden pattern data/except//text\n"); |
| 4601 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4602 | } |
| 4603 | if (flags & XML_RELAXNG_IN_START) { |
| 4604 | if (ctxt->error != NULL) |
| 4605 | ctxt->error(ctxt->userData, |
| 4606 | "Found forbidden pattern start//text\n"); |
| 4607 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4608 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4609 | ret = XML_RELAXNG_CONTENT_COMPLEX; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4610 | } else if (cur->type == XML_RELAXNG_EMPTY) { |
| 4611 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4612 | if (ctxt->error != NULL) |
| 4613 | ctxt->error(ctxt->userData, |
| 4614 | "Found forbidden pattern data/except//empty\n"); |
| 4615 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4616 | } |
| 4617 | if (flags & XML_RELAXNG_IN_START) { |
| 4618 | if (ctxt->error != NULL) |
| 4619 | ctxt->error(ctxt->userData, |
| 4620 | "Found forbidden pattern start//empty\n"); |
| 4621 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4622 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4623 | ret = XML_RELAXNG_CONTENT_EMPTY; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4624 | } else { |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4625 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, flags, cur->type); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4626 | } |
| 4627 | cur = cur->next; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4628 | if (ptype == XML_RELAXNG_GROUP) { |
| 4629 | val = xmlRelaxNGGroupContentType(val, ret); |
| 4630 | } else if (ptype == XML_RELAXNG_INTERLEAVE) { |
| 4631 | tmp = xmlRelaxNGGroupContentType(val, ret); |
| 4632 | if (tmp != XML_RELAXNG_CONTENT_ERROR) |
| 4633 | tmp = xmlRelaxNGMaxContentType(val, ret); |
| 4634 | } else if (ptype == XML_RELAXNG_CHOICE) { |
| 4635 | val = xmlRelaxNGMaxContentType(val, ret); |
| 4636 | } else if (ptype == XML_RELAXNG_LIST) { |
| 4637 | val = XML_RELAXNG_CONTENT_SIMPLE; |
| 4638 | } else if (ptype == XML_RELAXNG_EXCEPT) { |
| 4639 | if (ret == XML_RELAXNG_CONTENT_ERROR) |
| 4640 | val = XML_RELAXNG_CONTENT_ERROR; |
| 4641 | else |
| 4642 | val = XML_RELAXNG_CONTENT_SIMPLE; |
| 4643 | } else { |
| 4644 | val = xmlRelaxNGGroupContentType(val, ret); |
| 4645 | } |
| 4646 | |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4647 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4648 | return(val); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4649 | } |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4650 | |
| 4651 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4652 | * xmlRelaxNGParseGrammar: |
| 4653 | * @ctxt: a Relax-NG parser context |
| 4654 | * @nodes: grammar children nodes |
| 4655 | * |
| 4656 | * parse a Relax-NG <grammar> node |
| 4657 | * |
| 4658 | * Returns the internal xmlRelaxNGGrammarPtr built or |
| 4659 | * NULL in case of error |
| 4660 | */ |
| 4661 | static xmlRelaxNGGrammarPtr |
| 4662 | xmlRelaxNGParseGrammar(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes) { |
| 4663 | xmlRelaxNGGrammarPtr ret, tmp, old; |
| 4664 | |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 4665 | #ifdef DEBUG_GRAMMAR |
| 4666 | xmlGenericError(xmlGenericErrorContext, "Parsing a new grammar\n"); |
| 4667 | #endif |
| 4668 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4669 | ret = xmlRelaxNGNewGrammar(ctxt); |
| 4670 | if (ret == NULL) |
| 4671 | return(NULL); |
| 4672 | |
| 4673 | /* |
| 4674 | * Link the new grammar in the tree |
| 4675 | */ |
| 4676 | ret->parent = ctxt->grammar; |
| 4677 | if (ctxt->grammar != NULL) { |
| 4678 | tmp = ctxt->grammar->children; |
| 4679 | if (tmp == NULL) { |
| 4680 | ctxt->grammar->children = ret; |
| 4681 | } else { |
| 4682 | while (tmp->next != NULL) |
| 4683 | tmp = tmp->next; |
| 4684 | tmp->next = ret; |
| 4685 | } |
| 4686 | } |
| 4687 | |
| 4688 | old = ctxt->grammar; |
| 4689 | ctxt->grammar = ret; |
| 4690 | xmlRelaxNGParseGrammarContent(ctxt, nodes); |
| 4691 | ctxt->grammar = ret; |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 4692 | if (ctxt->grammar == NULL) { |
| 4693 | if (ctxt->error != NULL) |
| 4694 | ctxt->error(ctxt->userData, |
| 4695 | "Failed to parse <grammar> content\n"); |
| 4696 | ctxt->nbErrors++; |
| 4697 | } else if (ctxt->grammar->start == NULL) { |
| 4698 | if (ctxt->error != NULL) |
| 4699 | ctxt->error(ctxt->userData, |
| 4700 | "Element <grammar> has no <start>\n"); |
| 4701 | ctxt->nbErrors++; |
| 4702 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4703 | |
| 4704 | /* |
| 4705 | * Apply 4.17 mergingd rules to defines and starts |
| 4706 | */ |
| 4707 | xmlRelaxNGCombineStart(ctxt, ret); |
| 4708 | if (ret->defs != NULL) { |
| 4709 | xmlHashScan(ret->defs, (xmlHashScanner) xmlRelaxNGCheckCombine, |
| 4710 | ctxt); |
| 4711 | } |
| 4712 | |
| 4713 | /* |
| 4714 | * link together defines and refs in this grammar |
| 4715 | */ |
| 4716 | if (ret->refs != NULL) { |
| 4717 | xmlHashScan(ret->refs, (xmlHashScanner) xmlRelaxNGCheckReference, |
| 4718 | ctxt); |
| 4719 | } |
| 4720 | ctxt->grammar = old; |
| 4721 | return(ret); |
| 4722 | } |
| 4723 | |
| 4724 | /** |
| 4725 | * xmlRelaxNGParseDocument: |
| 4726 | * @ctxt: a Relax-NG parser context |
| 4727 | * @node: the root node of the RelaxNG schema |
| 4728 | * |
| 4729 | * parse a Relax-NG definition resource and build an internal |
| 4730 | * xmlRelaxNG struture which can be used to validate instances. |
| 4731 | * |
| 4732 | * Returns the internal XML RelaxNG structure built or |
| 4733 | * NULL in case of error |
| 4734 | */ |
| 4735 | static xmlRelaxNGPtr |
| 4736 | xmlRelaxNGParseDocument(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 4737 | xmlRelaxNGPtr schema = NULL; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 4738 | const xmlChar *olddefine; |
Daniel Veillard | e431a27 | 2003-01-29 23:02:33 +0000 | [diff] [blame] | 4739 | xmlRelaxNGGrammarPtr old; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4740 | |
| 4741 | if ((ctxt == NULL) || (node == NULL)) |
| 4742 | return (NULL); |
| 4743 | |
| 4744 | schema = xmlRelaxNGNewRelaxNG(ctxt); |
| 4745 | if (schema == NULL) |
| 4746 | return(NULL); |
| 4747 | |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 4748 | olddefine = ctxt->define; |
| 4749 | ctxt->define = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4750 | if (IS_RELAXNG(node, "grammar")) { |
| 4751 | schema->topgrammar = xmlRelaxNGParseGrammar(ctxt, node->children); |
| 4752 | } else { |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 4753 | xmlRelaxNGGrammarPtr tmp, ret; |
| 4754 | |
| 4755 | schema->topgrammar = ret = xmlRelaxNGNewGrammar(ctxt); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4756 | if (schema->topgrammar == NULL) { |
| 4757 | return(schema); |
| 4758 | } |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 4759 | /* |
| 4760 | * Link the new grammar in the tree |
| 4761 | */ |
| 4762 | ret->parent = ctxt->grammar; |
| 4763 | if (ctxt->grammar != NULL) { |
| 4764 | tmp = ctxt->grammar->children; |
| 4765 | if (tmp == NULL) { |
| 4766 | ctxt->grammar->children = ret; |
| 4767 | } else { |
| 4768 | while (tmp->next != NULL) |
| 4769 | tmp = tmp->next; |
| 4770 | tmp->next = ret; |
| 4771 | } |
| 4772 | } |
Daniel Veillard | e431a27 | 2003-01-29 23:02:33 +0000 | [diff] [blame] | 4773 | old = ctxt->grammar; |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 4774 | ctxt->grammar = ret; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4775 | xmlRelaxNGParseStart(ctxt, node); |
Daniel Veillard | e431a27 | 2003-01-29 23:02:33 +0000 | [diff] [blame] | 4776 | if (old != NULL) |
| 4777 | ctxt->grammar = old; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4778 | } |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 4779 | ctxt->define = olddefine; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 4780 | if (schema->topgrammar->start != NULL) { |
| 4781 | xmlRelaxNGCheckCycles(ctxt, schema->topgrammar->start, 0); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4782 | if ((ctxt->flags & XML_RELAXNG_IN_EXTERNALREF) == 0) { |
| 4783 | xmlRelaxNGSimplify(ctxt, schema->topgrammar->start, NULL); |
| 4784 | while ((schema->topgrammar->start != NULL) && |
| 4785 | (schema->topgrammar->start->type == XML_RELAXNG_NOOP) && |
| 4786 | (schema->topgrammar->start->next != NULL)) |
| 4787 | schema->topgrammar->start = schema->topgrammar->start->content; |
| 4788 | xmlRelaxNGCheckRules(ctxt, schema->topgrammar->start, |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4789 | XML_RELAXNG_IN_START, XML_RELAXNG_NOOP); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4790 | } |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 4791 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4792 | |
| 4793 | #ifdef DEBUG |
| 4794 | if (schema == NULL) |
| 4795 | xmlGenericError(xmlGenericErrorContext, |
| 4796 | "xmlRelaxNGParseDocument() failed\n"); |
| 4797 | #endif |
| 4798 | |
| 4799 | return (schema); |
| 4800 | } |
| 4801 | |
| 4802 | /************************************************************************ |
| 4803 | * * |
| 4804 | * Reading RelaxNGs * |
| 4805 | * * |
| 4806 | ************************************************************************/ |
| 4807 | |
| 4808 | /** |
| 4809 | * xmlRelaxNGNewParserCtxt: |
| 4810 | * @URL: the location of the schema |
| 4811 | * |
| 4812 | * Create an XML RelaxNGs parse context for that file/resource expected |
| 4813 | * to contain an XML RelaxNGs file. |
| 4814 | * |
| 4815 | * Returns the parser context or NULL in case of error |
| 4816 | */ |
| 4817 | xmlRelaxNGParserCtxtPtr |
| 4818 | xmlRelaxNGNewParserCtxt(const char *URL) { |
| 4819 | xmlRelaxNGParserCtxtPtr ret; |
| 4820 | |
| 4821 | if (URL == NULL) |
| 4822 | return(NULL); |
| 4823 | |
| 4824 | ret = (xmlRelaxNGParserCtxtPtr) xmlMalloc(sizeof(xmlRelaxNGParserCtxt)); |
| 4825 | if (ret == NULL) { |
| 4826 | xmlGenericError(xmlGenericErrorContext, |
| 4827 | "Failed to allocate new schama parser context for %s\n", URL); |
| 4828 | return (NULL); |
| 4829 | } |
| 4830 | memset(ret, 0, sizeof(xmlRelaxNGParserCtxt)); |
| 4831 | ret->URL = xmlStrdup((const xmlChar *)URL); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 4832 | ret->error = xmlGenericError; |
| 4833 | ret->userData = xmlGenericErrorContext; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4834 | return (ret); |
| 4835 | } |
| 4836 | |
| 4837 | /** |
| 4838 | * xmlRelaxNGNewMemParserCtxt: |
| 4839 | * @buffer: a pointer to a char array containing the schemas |
| 4840 | * @size: the size of the array |
| 4841 | * |
| 4842 | * Create an XML RelaxNGs parse context for that memory buffer expected |
| 4843 | * to contain an XML RelaxNGs file. |
| 4844 | * |
| 4845 | * Returns the parser context or NULL in case of error |
| 4846 | */ |
| 4847 | xmlRelaxNGParserCtxtPtr |
| 4848 | xmlRelaxNGNewMemParserCtxt(const char *buffer, int size) { |
| 4849 | xmlRelaxNGParserCtxtPtr ret; |
| 4850 | |
| 4851 | if ((buffer == NULL) || (size <= 0)) |
| 4852 | return(NULL); |
| 4853 | |
| 4854 | ret = (xmlRelaxNGParserCtxtPtr) xmlMalloc(sizeof(xmlRelaxNGParserCtxt)); |
| 4855 | if (ret == NULL) { |
| 4856 | xmlGenericError(xmlGenericErrorContext, |
| 4857 | "Failed to allocate new schama parser context\n"); |
| 4858 | return (NULL); |
| 4859 | } |
| 4860 | memset(ret, 0, sizeof(xmlRelaxNGParserCtxt)); |
| 4861 | ret->buffer = buffer; |
| 4862 | ret->size = size; |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 4863 | ret->error = xmlGenericError; |
| 4864 | ret->userData = xmlGenericErrorContext; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4865 | return (ret); |
| 4866 | } |
| 4867 | |
| 4868 | /** |
| 4869 | * xmlRelaxNGFreeParserCtxt: |
| 4870 | * @ctxt: the schema parser context |
| 4871 | * |
| 4872 | * Free the resources associated to the schema parser context |
| 4873 | */ |
| 4874 | void |
| 4875 | xmlRelaxNGFreeParserCtxt(xmlRelaxNGParserCtxtPtr ctxt) { |
| 4876 | if (ctxt == NULL) |
| 4877 | return; |
| 4878 | if (ctxt->URL != NULL) |
| 4879 | xmlFree(ctxt->URL); |
| 4880 | if (ctxt->doc != NULL) |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4881 | xmlFreeDoc(ctxt->document); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 4882 | if (ctxt->interleaves != NULL) |
| 4883 | xmlHashFree(ctxt->interleaves, NULL); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4884 | if (ctxt->documents != NULL) |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 4885 | xmlRelaxNGFreeDocumentList(ctxt->documents); |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 4886 | if (ctxt->includes != NULL) |
Daniel Veillard | c482e26 | 2003-02-26 14:48:48 +0000 | [diff] [blame] | 4887 | xmlRelaxNGFreeIncludeList(ctxt->includes); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4888 | if (ctxt->docTab != NULL) |
| 4889 | xmlFree(ctxt->docTab); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 4890 | if (ctxt->incTab != NULL) |
| 4891 | xmlFree(ctxt->incTab); |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 4892 | if (ctxt->defTab != NULL) { |
| 4893 | int i; |
| 4894 | |
| 4895 | for (i = 0;i < ctxt->defNr;i++) |
| 4896 | xmlRelaxNGFreeDefine(ctxt->defTab[i]); |
| 4897 | xmlFree(ctxt->defTab); |
| 4898 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4899 | xmlFree(ctxt); |
| 4900 | } |
| 4901 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4902 | /** |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 4903 | * xmlRelaxNGNormExtSpace: |
| 4904 | * @value: a value |
| 4905 | * |
| 4906 | * Removes the leading and ending spaces of the value |
| 4907 | * The string is modified "in situ" |
| 4908 | */ |
| 4909 | static void |
| 4910 | xmlRelaxNGNormExtSpace(xmlChar *value) { |
| 4911 | xmlChar *start = value; |
| 4912 | xmlChar *cur = value; |
| 4913 | if (value == NULL) |
| 4914 | return; |
| 4915 | |
| 4916 | while (IS_BLANK(*cur)) cur++; |
| 4917 | if (cur == start) { |
| 4918 | do { |
| 4919 | while ((*cur != 0) && (!IS_BLANK(*cur))) cur++; |
| 4920 | if (*cur == 0) |
| 4921 | return; |
| 4922 | start = cur; |
| 4923 | while (IS_BLANK(*cur)) cur++; |
| 4924 | if (*cur == 0) { |
| 4925 | *start = 0; |
| 4926 | return; |
| 4927 | } |
| 4928 | } while (1); |
| 4929 | } else { |
| 4930 | do { |
| 4931 | while ((*cur != 0) && (!IS_BLANK(*cur))) |
| 4932 | *start++ = *cur++; |
| 4933 | if (*cur == 0) { |
| 4934 | *start = 0; |
| 4935 | return; |
| 4936 | } |
| 4937 | /* don't try to normalize the inner spaces */ |
| 4938 | while (IS_BLANK(*cur)) cur++; |
| 4939 | *start++ = *cur++; |
| 4940 | if (*cur == 0) { |
| 4941 | *start = 0; |
| 4942 | return; |
| 4943 | } |
| 4944 | } while (1); |
| 4945 | } |
| 4946 | } |
| 4947 | |
| 4948 | /** |
| 4949 | * xmlRelaxNGCheckAttributes: |
| 4950 | * @ctxt: a Relax-NG parser context |
| 4951 | * @node: a Relax-NG node |
| 4952 | * |
| 4953 | * Check all the attributes on the given node |
| 4954 | */ |
| 4955 | static void |
| 4956 | xmlRelaxNGCleanupAttributes(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 4957 | xmlAttrPtr cur, next; |
| 4958 | |
| 4959 | cur = node->properties; |
| 4960 | while (cur != NULL) { |
| 4961 | next = cur->next; |
| 4962 | if ((cur->ns == NULL) || |
| 4963 | (xmlStrEqual(cur->ns->href, xmlRelaxNGNs))) { |
| 4964 | if (xmlStrEqual(cur->name, BAD_CAST "name")) { |
| 4965 | if ((!xmlStrEqual(node->name, BAD_CAST "element")) && |
| 4966 | (!xmlStrEqual(node->name, BAD_CAST "attribute")) && |
| 4967 | (!xmlStrEqual(node->name, BAD_CAST "ref")) && |
| 4968 | (!xmlStrEqual(node->name, BAD_CAST "parentRef")) && |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 4969 | (!xmlStrEqual(node->name, BAD_CAST "param")) && |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 4970 | (!xmlStrEqual(node->name, BAD_CAST "define"))) { |
| 4971 | if (ctxt->error != NULL) |
| 4972 | ctxt->error(ctxt->userData, |
| 4973 | "Attribute %s is not allowed on %s\n", |
| 4974 | cur->name, node->name); |
| 4975 | ctxt->nbErrors++; |
| 4976 | } |
| 4977 | } else if (xmlStrEqual(cur->name, BAD_CAST "type")) { |
| 4978 | if ((!xmlStrEqual(node->name, BAD_CAST "value")) && |
| 4979 | (!xmlStrEqual(node->name, BAD_CAST "data"))) { |
| 4980 | if (ctxt->error != NULL) |
| 4981 | ctxt->error(ctxt->userData, |
| 4982 | "Attribute %s is not allowed on %s\n", |
| 4983 | cur->name, node->name); |
| 4984 | ctxt->nbErrors++; |
| 4985 | } |
| 4986 | } else if (xmlStrEqual(cur->name, BAD_CAST "href")) { |
| 4987 | if ((!xmlStrEqual(node->name, BAD_CAST "externalRef")) && |
| 4988 | (!xmlStrEqual(node->name, BAD_CAST "include"))) { |
| 4989 | if (ctxt->error != NULL) |
| 4990 | ctxt->error(ctxt->userData, |
| 4991 | "Attribute %s is not allowed on %s\n", |
| 4992 | cur->name, node->name); |
| 4993 | ctxt->nbErrors++; |
| 4994 | } |
| 4995 | } else if (xmlStrEqual(cur->name, BAD_CAST "combine")) { |
| 4996 | if ((!xmlStrEqual(node->name, BAD_CAST "start")) && |
| 4997 | (!xmlStrEqual(node->name, BAD_CAST "define"))) { |
| 4998 | if (ctxt->error != NULL) |
| 4999 | ctxt->error(ctxt->userData, |
| 5000 | "Attribute %s is not allowed on %s\n", |
| 5001 | cur->name, node->name); |
| 5002 | ctxt->nbErrors++; |
| 5003 | } |
| 5004 | } else if (xmlStrEqual(cur->name, BAD_CAST "datatypeLibrary")) { |
| 5005 | xmlChar *val; |
| 5006 | xmlURIPtr uri; |
| 5007 | |
| 5008 | val = xmlNodeListGetString(node->doc, cur->children, 1); |
| 5009 | if (val != NULL) { |
| 5010 | if (val[0] != 0) { |
| 5011 | uri = xmlParseURI((const char *) val); |
| 5012 | if (uri == NULL) { |
| 5013 | if (ctxt->error != NULL) |
| 5014 | ctxt->error(ctxt->userData, |
| 5015 | "Attribute %s contains invalid URI %s\n", |
| 5016 | cur->name, val); |
| 5017 | ctxt->nbErrors++; |
| 5018 | } else { |
| 5019 | if (uri->scheme == NULL) { |
| 5020 | if (ctxt->error != NULL) |
| 5021 | ctxt->error(ctxt->userData, |
| 5022 | "Attribute %s URI %s is not absolute\n", |
| 5023 | cur->name, val); |
| 5024 | ctxt->nbErrors++; |
| 5025 | } |
| 5026 | if (uri->fragment != NULL) { |
| 5027 | if (ctxt->error != NULL) |
| 5028 | ctxt->error(ctxt->userData, |
| 5029 | "Attribute %s URI %s has a fragment ID\n", |
| 5030 | cur->name, val); |
| 5031 | ctxt->nbErrors++; |
| 5032 | } |
| 5033 | xmlFreeURI(uri); |
| 5034 | } |
| 5035 | } |
| 5036 | xmlFree(val); |
| 5037 | } |
| 5038 | } else if (!xmlStrEqual(cur->name, BAD_CAST "ns")) { |
| 5039 | if (ctxt->error != NULL) |
| 5040 | ctxt->error(ctxt->userData, |
| 5041 | "Unknown attribute %s on %s\n", |
| 5042 | cur->name, node->name); |
| 5043 | ctxt->nbErrors++; |
| 5044 | } |
| 5045 | } |
| 5046 | cur = next; |
| 5047 | } |
| 5048 | } |
| 5049 | |
| 5050 | /** |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5051 | * xmlRelaxNGCleanupTree: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5052 | * @ctxt: a Relax-NG parser context |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5053 | * @root: an xmlNodePtr subtree |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5054 | * |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5055 | * Cleanup the subtree from unwanted nodes for parsing, resolve |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5056 | * Include and externalRef lookups. |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5057 | */ |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5058 | static void |
| 5059 | xmlRelaxNGCleanupTree(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr root) { |
| 5060 | xmlNodePtr cur, delete; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5061 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5062 | delete = NULL; |
| 5063 | cur = root; |
| 5064 | while (cur != NULL) { |
| 5065 | if (delete != NULL) { |
| 5066 | xmlUnlinkNode(delete); |
| 5067 | xmlFreeNode(delete); |
| 5068 | delete = NULL; |
| 5069 | } |
| 5070 | if (cur->type == XML_ELEMENT_NODE) { |
| 5071 | /* |
| 5072 | * Simplification 4.1. Annotations |
| 5073 | */ |
| 5074 | if ((cur->ns == NULL) || |
| 5075 | (!xmlStrEqual(cur->ns->href, xmlRelaxNGNs))) { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 5076 | if ((cur->parent != NULL) && |
| 5077 | (cur->parent->type == XML_ELEMENT_NODE) && |
| 5078 | ((xmlStrEqual(cur->parent->name, BAD_CAST "name")) || |
| 5079 | (xmlStrEqual(cur->parent->name, BAD_CAST "value")) || |
| 5080 | (xmlStrEqual(cur->parent->name, BAD_CAST "param")))) { |
| 5081 | if (ctxt->error != NULL) |
| 5082 | ctxt->error(ctxt->userData, |
| 5083 | "element %s doesn't allow foreign elements\n", |
| 5084 | cur->parent->name); |
| 5085 | ctxt->nbErrors++; |
| 5086 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5087 | delete = cur; |
| 5088 | goto skip_children; |
| 5089 | } else { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 5090 | xmlRelaxNGCleanupAttributes(ctxt, cur); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5091 | if (xmlStrEqual(cur->name, BAD_CAST "externalRef")) { |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5092 | xmlChar *href, *ns, *base, *URL; |
| 5093 | xmlRelaxNGDocumentPtr docu; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5094 | xmlNodePtr tmp; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5095 | |
| 5096 | ns = xmlGetProp(cur, BAD_CAST "ns"); |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5097 | if (ns == NULL) { |
| 5098 | tmp = cur->parent; |
| 5099 | while ((tmp != NULL) && |
| 5100 | (tmp->type == XML_ELEMENT_NODE)) { |
| 5101 | ns = xmlGetProp(tmp, BAD_CAST "ns"); |
| 5102 | if (ns != NULL) |
| 5103 | break; |
| 5104 | tmp = tmp->parent; |
| 5105 | } |
| 5106 | } |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5107 | href = xmlGetProp(cur, BAD_CAST "href"); |
| 5108 | if (href == NULL) { |
| 5109 | if (ctxt->error != NULL) |
| 5110 | ctxt->error(ctxt->userData, |
| 5111 | "xmlRelaxNGParse: externalRef has no href attribute\n"); |
| 5112 | ctxt->nbErrors++; |
| 5113 | delete = cur; |
| 5114 | goto skip_children; |
| 5115 | } |
| 5116 | base = xmlNodeGetBase(cur->doc, cur); |
| 5117 | URL = xmlBuildURI(href, base); |
| 5118 | if (URL == NULL) { |
| 5119 | if (ctxt->error != NULL) |
| 5120 | ctxt->error(ctxt->userData, |
| 5121 | "Failed to compute URL for externalRef %s\n", href); |
| 5122 | ctxt->nbErrors++; |
| 5123 | if (href != NULL) |
| 5124 | xmlFree(href); |
| 5125 | if (base != NULL) |
| 5126 | xmlFree(base); |
| 5127 | delete = cur; |
| 5128 | goto skip_children; |
| 5129 | } |
| 5130 | if (href != NULL) |
| 5131 | xmlFree(href); |
| 5132 | if (base != NULL) |
| 5133 | xmlFree(base); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 5134 | docu = xmlRelaxNGLoadExternalRef(ctxt, URL, ns); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5135 | if (docu == NULL) { |
| 5136 | if (ctxt->error != NULL) |
| 5137 | ctxt->error(ctxt->userData, |
| 5138 | "Failed to load externalRef %s\n", URL); |
| 5139 | ctxt->nbErrors++; |
| 5140 | xmlFree(URL); |
| 5141 | delete = cur; |
| 5142 | goto skip_children; |
| 5143 | } |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 5144 | if (ns != NULL) |
| 5145 | xmlFree(ns); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5146 | xmlFree(URL); |
| 5147 | cur->_private = docu; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5148 | } else if (xmlStrEqual(cur->name, BAD_CAST "include")) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5149 | xmlChar *href, *ns, *base, *URL; |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 5150 | xmlRelaxNGIncludePtr incl; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5151 | xmlNodePtr tmp; |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 5152 | |
| 5153 | href = xmlGetProp(cur, BAD_CAST "href"); |
| 5154 | if (href == NULL) { |
| 5155 | if (ctxt->error != NULL) |
| 5156 | ctxt->error(ctxt->userData, |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5157 | "xmlRelaxNGParse: include has no href attribute\n"); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 5158 | ctxt->nbErrors++; |
| 5159 | delete = cur; |
| 5160 | goto skip_children; |
| 5161 | } |
| 5162 | base = xmlNodeGetBase(cur->doc, cur); |
| 5163 | URL = xmlBuildURI(href, base); |
| 5164 | if (URL == NULL) { |
| 5165 | if (ctxt->error != NULL) |
| 5166 | ctxt->error(ctxt->userData, |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5167 | "Failed to compute URL for include %s\n", href); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 5168 | ctxt->nbErrors++; |
| 5169 | if (href != NULL) |
| 5170 | xmlFree(href); |
| 5171 | if (base != NULL) |
| 5172 | xmlFree(base); |
| 5173 | delete = cur; |
| 5174 | goto skip_children; |
| 5175 | } |
| 5176 | if (href != NULL) |
| 5177 | xmlFree(href); |
| 5178 | if (base != NULL) |
| 5179 | xmlFree(base); |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5180 | ns = xmlGetProp(cur, BAD_CAST "ns"); |
| 5181 | if (ns == NULL) { |
| 5182 | tmp = cur->parent; |
| 5183 | while ((tmp != NULL) && |
| 5184 | (tmp->type == XML_ELEMENT_NODE)) { |
| 5185 | ns = xmlGetProp(tmp, BAD_CAST "ns"); |
| 5186 | if (ns != NULL) |
| 5187 | break; |
| 5188 | tmp = tmp->parent; |
| 5189 | } |
| 5190 | } |
| 5191 | incl = xmlRelaxNGLoadInclude(ctxt, URL, cur, ns); |
| 5192 | if (ns != NULL) |
| 5193 | xmlFree(ns); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 5194 | if (incl == NULL) { |
| 5195 | if (ctxt->error != NULL) |
| 5196 | ctxt->error(ctxt->userData, |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5197 | "Failed to load include %s\n", URL); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 5198 | ctxt->nbErrors++; |
| 5199 | xmlFree(URL); |
| 5200 | delete = cur; |
| 5201 | goto skip_children; |
| 5202 | } |
| 5203 | xmlFree(URL); |
| 5204 | cur->_private = incl; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5205 | } else if ((xmlStrEqual(cur->name, BAD_CAST "element")) || |
| 5206 | (xmlStrEqual(cur->name, BAD_CAST "attribute"))) { |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 5207 | xmlChar *name, *ns; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5208 | xmlNodePtr text = NULL; |
| 5209 | |
| 5210 | /* |
| 5211 | * Simplification 4.8. name attribute of element |
| 5212 | * and attribute elements |
| 5213 | */ |
| 5214 | name = xmlGetProp(cur, BAD_CAST "name"); |
| 5215 | if (name != NULL) { |
| 5216 | if (cur->children == NULL) { |
| 5217 | text = xmlNewChild(cur, cur->ns, BAD_CAST "name", |
| 5218 | name); |
| 5219 | } else { |
| 5220 | xmlNodePtr node; |
| 5221 | node = xmlNewNode(cur->ns, BAD_CAST "name"); |
| 5222 | if (node != NULL) { |
| 5223 | xmlAddPrevSibling(cur->children, node); |
| 5224 | text = xmlNewText(name); |
| 5225 | xmlAddChild(node, text); |
| 5226 | text = node; |
| 5227 | } |
| 5228 | } |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 5229 | if (text == NULL) { |
| 5230 | if (ctxt->error != NULL) |
| 5231 | ctxt->error(ctxt->userData, |
| 5232 | "Failed to create a name %s element\n", name); |
| 5233 | ctxt->nbErrors++; |
| 5234 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5235 | xmlUnsetProp(cur, BAD_CAST "name"); |
| 5236 | xmlFree(name); |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 5237 | ns = xmlGetProp(cur, BAD_CAST "ns"); |
| 5238 | if (ns != NULL) { |
| 5239 | if (text != NULL) { |
| 5240 | xmlSetProp(text, BAD_CAST "ns", ns); |
| 5241 | /* xmlUnsetProp(cur, BAD_CAST "ns"); */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5242 | } |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 5243 | xmlFree(ns); |
| 5244 | } else if (xmlStrEqual(cur->name, |
| 5245 | BAD_CAST "attribute")) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5246 | xmlSetProp(text, BAD_CAST "ns", BAD_CAST ""); |
| 5247 | } |
| 5248 | } |
| 5249 | } else if ((xmlStrEqual(cur->name, BAD_CAST "name")) || |
| 5250 | (xmlStrEqual(cur->name, BAD_CAST "nsName")) || |
| 5251 | (xmlStrEqual(cur->name, BAD_CAST "value"))) { |
| 5252 | /* |
| 5253 | * Simplification 4.8. name attribute of element |
| 5254 | * and attribute elements |
| 5255 | */ |
| 5256 | if (xmlHasProp(cur, BAD_CAST "ns") == NULL) { |
| 5257 | xmlNodePtr node; |
| 5258 | xmlChar *ns = NULL; |
| 5259 | |
| 5260 | node = cur->parent; |
| 5261 | while ((node != NULL) && |
| 5262 | (node->type == XML_ELEMENT_NODE)) { |
| 5263 | ns = xmlGetProp(node, BAD_CAST "ns"); |
| 5264 | if (ns != NULL) { |
| 5265 | break; |
| 5266 | } |
| 5267 | node = node->parent; |
| 5268 | } |
| 5269 | if (ns == NULL) { |
| 5270 | xmlSetProp(cur, BAD_CAST "ns", BAD_CAST ""); |
| 5271 | } else { |
| 5272 | xmlSetProp(cur, BAD_CAST "ns", ns); |
| 5273 | xmlFree(ns); |
| 5274 | } |
| 5275 | } |
| 5276 | if (xmlStrEqual(cur->name, BAD_CAST "name")) { |
| 5277 | xmlChar *name, *local, *prefix; |
| 5278 | |
| 5279 | /* |
| 5280 | * Simplification: 4.10. QNames |
| 5281 | */ |
| 5282 | name = xmlNodeGetContent(cur); |
| 5283 | if (name != NULL) { |
| 5284 | local = xmlSplitQName2(name, &prefix); |
| 5285 | if (local != NULL) { |
| 5286 | xmlNsPtr ns; |
| 5287 | |
| 5288 | ns = xmlSearchNs(cur->doc, cur, prefix); |
| 5289 | if (ns == NULL) { |
| 5290 | if (ctxt->error != NULL) |
| 5291 | ctxt->error(ctxt->userData, |
| 5292 | "xmlRelaxNGParse: no namespace for prefix %s\n", prefix); |
| 5293 | ctxt->nbErrors++; |
| 5294 | } else { |
| 5295 | xmlSetProp(cur, BAD_CAST "ns", ns->href); |
| 5296 | xmlNodeSetContent(cur, local); |
| 5297 | } |
| 5298 | xmlFree(local); |
| 5299 | xmlFree(prefix); |
| 5300 | } |
| 5301 | xmlFree(name); |
| 5302 | } |
| 5303 | } |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 5304 | /* |
| 5305 | * 4.16 |
| 5306 | */ |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5307 | if (xmlStrEqual(cur->name, BAD_CAST "nsName")) { |
| 5308 | if (ctxt->flags & XML_RELAXNG_IN_NSEXCEPT) { |
| 5309 | if (ctxt->error != NULL) |
| 5310 | ctxt->error(ctxt->userData, |
| 5311 | "Found nsName/except//nsName forbidden construct\n"); |
| 5312 | ctxt->nbErrors++; |
| 5313 | } |
| 5314 | } |
| 5315 | } else if ((xmlStrEqual(cur->name, BAD_CAST "except")) && |
| 5316 | (cur != root)) { |
| 5317 | int oldflags = ctxt->flags; |
| 5318 | |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 5319 | /* |
| 5320 | * 4.16 |
| 5321 | */ |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5322 | if ((cur->parent != NULL) && |
| 5323 | (xmlStrEqual(cur->parent->name, BAD_CAST "anyName"))) { |
| 5324 | ctxt->flags |= XML_RELAXNG_IN_ANYEXCEPT; |
| 5325 | xmlRelaxNGCleanupTree(ctxt, cur); |
| 5326 | ctxt->flags = oldflags; |
| 5327 | goto skip_children; |
| 5328 | } else if ((cur->parent != NULL) && |
| 5329 | (xmlStrEqual(cur->parent->name, BAD_CAST "nsName"))) { |
| 5330 | ctxt->flags |= XML_RELAXNG_IN_NSEXCEPT; |
| 5331 | xmlRelaxNGCleanupTree(ctxt, cur); |
| 5332 | ctxt->flags = oldflags; |
| 5333 | goto skip_children; |
| 5334 | } |
| 5335 | } else if (xmlStrEqual(cur->name, BAD_CAST "anyName")) { |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 5336 | /* |
| 5337 | * 4.16 |
| 5338 | */ |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5339 | if (ctxt->flags & XML_RELAXNG_IN_ANYEXCEPT) { |
| 5340 | if (ctxt->error != NULL) |
| 5341 | ctxt->error(ctxt->userData, |
| 5342 | "Found anyName/except//anyName forbidden construct\n"); |
| 5343 | ctxt->nbErrors++; |
| 5344 | } else if (ctxt->flags & XML_RELAXNG_IN_NSEXCEPT) { |
| 5345 | if (ctxt->error != NULL) |
| 5346 | ctxt->error(ctxt->userData, |
| 5347 | "Found nsName/except//anyName forbidden construct\n"); |
| 5348 | ctxt->nbErrors++; |
| 5349 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5350 | } |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5351 | /* |
| 5352 | * Thisd is not an else since "include" is transformed |
| 5353 | * into a div |
| 5354 | */ |
| 5355 | if (xmlStrEqual(cur->name, BAD_CAST "div")) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5356 | xmlChar *ns; |
| 5357 | xmlNodePtr child, ins, tmp; |
| 5358 | |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5359 | /* |
| 5360 | * implements rule 4.11 |
| 5361 | */ |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5362 | |
| 5363 | ns = xmlGetProp(cur, BAD_CAST "ns"); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5364 | |
| 5365 | child = cur->children; |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 5366 | ins = cur; |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5367 | while (child != NULL) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5368 | if (ns != NULL) { |
| 5369 | if (!xmlHasProp(child, BAD_CAST "ns")) { |
| 5370 | xmlSetProp(child, BAD_CAST "ns", ns); |
| 5371 | } |
| 5372 | } |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5373 | tmp = child->next; |
| 5374 | xmlUnlinkNode(child); |
| 5375 | ins = xmlAddNextSibling(ins, child); |
| 5376 | child = tmp; |
| 5377 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5378 | if (ns != NULL) |
| 5379 | xmlFree(ns); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5380 | delete = cur; |
| 5381 | goto skip_children; |
| 5382 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5383 | } |
| 5384 | } |
| 5385 | /* |
| 5386 | * Simplification 4.2 whitespaces |
| 5387 | */ |
| 5388 | else if (cur->type == XML_TEXT_NODE) { |
| 5389 | if (IS_BLANK_NODE(cur)) { |
| 5390 | if (cur->parent->type == XML_ELEMENT_NODE) { |
| 5391 | if ((!xmlStrEqual(cur->parent->name, BAD_CAST "value")) && |
| 5392 | (!xmlStrEqual(cur->parent->name, BAD_CAST "param"))) |
| 5393 | delete = cur; |
| 5394 | } else { |
| 5395 | delete = cur; |
| 5396 | goto skip_children; |
| 5397 | } |
| 5398 | } |
| 5399 | } else if (cur->type != XML_CDATA_SECTION_NODE) { |
| 5400 | delete = cur; |
| 5401 | goto skip_children; |
| 5402 | } |
| 5403 | |
| 5404 | /* |
| 5405 | * Skip to next node |
| 5406 | */ |
| 5407 | if (cur->children != NULL) { |
| 5408 | if ((cur->children->type != XML_ENTITY_DECL) && |
| 5409 | (cur->children->type != XML_ENTITY_REF_NODE) && |
| 5410 | (cur->children->type != XML_ENTITY_NODE)) { |
| 5411 | cur = cur->children; |
| 5412 | continue; |
| 5413 | } |
| 5414 | } |
| 5415 | skip_children: |
| 5416 | if (cur->next != NULL) { |
| 5417 | cur = cur->next; |
| 5418 | continue; |
| 5419 | } |
| 5420 | |
| 5421 | do { |
| 5422 | cur = cur->parent; |
| 5423 | if (cur == NULL) |
| 5424 | break; |
| 5425 | if (cur == root) { |
| 5426 | cur = NULL; |
| 5427 | break; |
| 5428 | } |
| 5429 | if (cur->next != NULL) { |
| 5430 | cur = cur->next; |
| 5431 | break; |
| 5432 | } |
| 5433 | } while (cur != NULL); |
| 5434 | } |
| 5435 | if (delete != NULL) { |
| 5436 | xmlUnlinkNode(delete); |
| 5437 | xmlFreeNode(delete); |
| 5438 | delete = NULL; |
| 5439 | } |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5440 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5441 | |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5442 | /** |
| 5443 | * xmlRelaxNGCleanupDoc: |
| 5444 | * @ctxt: a Relax-NG parser context |
| 5445 | * @doc: an xmldocPtr document pointer |
| 5446 | * |
| 5447 | * Cleanup the document from unwanted nodes for parsing, resolve |
| 5448 | * Include and externalRef lookups. |
| 5449 | * |
| 5450 | * Returns the cleaned up document or NULL in case of error |
| 5451 | */ |
| 5452 | static xmlDocPtr |
| 5453 | xmlRelaxNGCleanupDoc(xmlRelaxNGParserCtxtPtr ctxt, xmlDocPtr doc) { |
| 5454 | xmlNodePtr root; |
| 5455 | |
| 5456 | /* |
| 5457 | * Extract the root |
| 5458 | */ |
| 5459 | root = xmlDocGetRootElement(doc); |
| 5460 | if (root == NULL) { |
| 5461 | if (ctxt->error != NULL) |
| 5462 | ctxt->error(ctxt->userData, "xmlRelaxNGParse: %s is empty\n", |
| 5463 | ctxt->URL); |
| 5464 | ctxt->nbErrors++; |
| 5465 | return (NULL); |
| 5466 | } |
| 5467 | xmlRelaxNGCleanupTree(ctxt, root); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5468 | return(doc); |
| 5469 | } |
| 5470 | |
| 5471 | /** |
| 5472 | * xmlRelaxNGParse: |
| 5473 | * @ctxt: a Relax-NG parser context |
| 5474 | * |
| 5475 | * parse a schema definition resource and build an internal |
| 5476 | * XML Shema struture which can be used to validate instances. |
| 5477 | * *WARNING* this interface is highly subject to change |
| 5478 | * |
| 5479 | * Returns the internal XML RelaxNG structure built from the resource or |
| 5480 | * NULL in case of error |
| 5481 | */ |
| 5482 | xmlRelaxNGPtr |
| 5483 | xmlRelaxNGParse(xmlRelaxNGParserCtxtPtr ctxt) |
| 5484 | { |
| 5485 | xmlRelaxNGPtr ret = NULL; |
| 5486 | xmlDocPtr doc; |
| 5487 | xmlNodePtr root; |
| 5488 | |
| 5489 | xmlRelaxNGInitTypes(); |
| 5490 | |
| 5491 | if (ctxt == NULL) |
| 5492 | return (NULL); |
| 5493 | |
| 5494 | /* |
| 5495 | * First step is to parse the input document into an DOM/Infoset |
| 5496 | */ |
| 5497 | if (ctxt->URL != NULL) { |
| 5498 | doc = xmlParseFile((const char *) ctxt->URL); |
| 5499 | if (doc == NULL) { |
| 5500 | if (ctxt->error != NULL) |
| 5501 | ctxt->error(ctxt->userData, |
| 5502 | "xmlRelaxNGParse: could not load %s\n", ctxt->URL); |
| 5503 | ctxt->nbErrors++; |
| 5504 | return (NULL); |
| 5505 | } |
| 5506 | } else if (ctxt->buffer != NULL) { |
| 5507 | doc = xmlParseMemory(ctxt->buffer, ctxt->size); |
| 5508 | if (doc == NULL) { |
| 5509 | if (ctxt->error != NULL) |
| 5510 | ctxt->error(ctxt->userData, |
| 5511 | "xmlRelaxNGParse: could not parse schemas\n"); |
| 5512 | ctxt->nbErrors++; |
| 5513 | return (NULL); |
| 5514 | } |
| 5515 | doc->URL = xmlStrdup(BAD_CAST "in_memory_buffer"); |
| 5516 | ctxt->URL = xmlStrdup(BAD_CAST "in_memory_buffer"); |
| 5517 | } else { |
| 5518 | if (ctxt->error != NULL) |
| 5519 | ctxt->error(ctxt->userData, |
| 5520 | "xmlRelaxNGParse: nothing to parse\n"); |
| 5521 | ctxt->nbErrors++; |
| 5522 | return (NULL); |
| 5523 | } |
| 5524 | ctxt->document = doc; |
| 5525 | |
| 5526 | /* |
| 5527 | * Some preprocessing of the document content |
| 5528 | */ |
| 5529 | doc = xmlRelaxNGCleanupDoc(ctxt, doc); |
| 5530 | if (doc == NULL) { |
| 5531 | xmlFreeDoc(ctxt->document); |
| 5532 | ctxt->document = NULL; |
| 5533 | return(NULL); |
| 5534 | } |
| 5535 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5536 | /* |
| 5537 | * Then do the parsing for good |
| 5538 | */ |
| 5539 | root = xmlDocGetRootElement(doc); |
| 5540 | if (root == NULL) { |
| 5541 | if (ctxt->error != NULL) |
| 5542 | ctxt->error(ctxt->userData, "xmlRelaxNGParse: %s is empty\n", |
| 5543 | ctxt->URL); |
| 5544 | ctxt->nbErrors++; |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 5545 | xmlFreeDoc(doc); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5546 | return (NULL); |
| 5547 | } |
| 5548 | ret = xmlRelaxNGParseDocument(ctxt, root); |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 5549 | if (ret == NULL) { |
| 5550 | xmlFreeDoc(doc); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5551 | return(NULL); |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 5552 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5553 | |
| 5554 | /* |
| 5555 | * Check the ref/defines links |
| 5556 | */ |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 5557 | /* |
| 5558 | * try to preprocess interleaves |
| 5559 | */ |
| 5560 | if (ctxt->interleaves != NULL) { |
| 5561 | xmlHashScan(ctxt->interleaves, |
| 5562 | (xmlHashScanner)xmlRelaxNGComputeInterleaves, ctxt); |
| 5563 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5564 | |
| 5565 | /* |
| 5566 | * if there was a parsing error return NULL |
| 5567 | */ |
| 5568 | if (ctxt->nbErrors > 0) { |
| 5569 | xmlRelaxNGFree(ret); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5570 | ctxt->document = NULL; |
| 5571 | xmlFreeDoc(doc); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5572 | return(NULL); |
| 5573 | } |
| 5574 | |
| 5575 | /* |
| 5576 | * Transfer the pointer for cleanup at the schema level. |
| 5577 | */ |
| 5578 | ret->doc = doc; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5579 | ctxt->document = NULL; |
| 5580 | ret->documents = ctxt->documents; |
| 5581 | ctxt->documents = NULL; |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 5582 | |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5583 | ret->includes = ctxt->includes; |
| 5584 | ctxt->includes = NULL; |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 5585 | ret->defNr = ctxt->defNr; |
| 5586 | ret->defTab = ctxt->defTab; |
| 5587 | ctxt->defTab = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5588 | |
| 5589 | return (ret); |
| 5590 | } |
| 5591 | |
| 5592 | /** |
| 5593 | * xmlRelaxNGSetParserErrors: |
| 5594 | * @ctxt: a Relax-NG validation context |
| 5595 | * @err: the error callback |
| 5596 | * @warn: the warning callback |
| 5597 | * @ctx: contextual data for the callbacks |
| 5598 | * |
| 5599 | * Set the callback functions used to handle errors for a validation context |
| 5600 | */ |
| 5601 | void |
| 5602 | xmlRelaxNGSetParserErrors(xmlRelaxNGParserCtxtPtr ctxt, |
| 5603 | xmlRelaxNGValidityErrorFunc err, |
| 5604 | xmlRelaxNGValidityWarningFunc warn, void *ctx) { |
| 5605 | if (ctxt == NULL) |
| 5606 | return; |
| 5607 | ctxt->error = err; |
| 5608 | ctxt->warning = warn; |
| 5609 | ctxt->userData = ctx; |
| 5610 | } |
| 5611 | /************************************************************************ |
| 5612 | * * |
| 5613 | * Dump back a compiled form * |
| 5614 | * * |
| 5615 | ************************************************************************/ |
| 5616 | static void xmlRelaxNGDumpDefine(FILE * output, xmlRelaxNGDefinePtr define); |
| 5617 | |
| 5618 | /** |
| 5619 | * xmlRelaxNGDumpDefines: |
| 5620 | * @output: the file output |
| 5621 | * @defines: a list of define structures |
| 5622 | * |
| 5623 | * Dump a RelaxNG structure back |
| 5624 | */ |
| 5625 | static void |
| 5626 | xmlRelaxNGDumpDefines(FILE * output, xmlRelaxNGDefinePtr defines) { |
| 5627 | while (defines != NULL) { |
| 5628 | xmlRelaxNGDumpDefine(output, defines); |
| 5629 | defines = defines->next; |
| 5630 | } |
| 5631 | } |
| 5632 | |
| 5633 | /** |
| 5634 | * xmlRelaxNGDumpDefine: |
| 5635 | * @output: the file output |
| 5636 | * @define: a define structure |
| 5637 | * |
| 5638 | * Dump a RelaxNG structure back |
| 5639 | */ |
| 5640 | static void |
| 5641 | xmlRelaxNGDumpDefine(FILE * output, xmlRelaxNGDefinePtr define) { |
| 5642 | if (define == NULL) |
| 5643 | return; |
| 5644 | switch(define->type) { |
| 5645 | case XML_RELAXNG_EMPTY: |
| 5646 | fprintf(output, "<empty/>\n"); |
| 5647 | break; |
| 5648 | case XML_RELAXNG_NOT_ALLOWED: |
| 5649 | fprintf(output, "<notAllowed/>\n"); |
| 5650 | break; |
| 5651 | case XML_RELAXNG_TEXT: |
| 5652 | fprintf(output, "<text/>\n"); |
| 5653 | break; |
| 5654 | case XML_RELAXNG_ELEMENT: |
| 5655 | fprintf(output, "<element>\n"); |
| 5656 | if (define->name != NULL) { |
| 5657 | fprintf(output, "<name"); |
| 5658 | if (define->ns != NULL) |
| 5659 | fprintf(output, " ns=\"%s\"", define->ns); |
| 5660 | fprintf(output, ">%s</name>\n", define->name); |
| 5661 | } |
| 5662 | xmlRelaxNGDumpDefines(output, define->attrs); |
| 5663 | xmlRelaxNGDumpDefines(output, define->content); |
| 5664 | fprintf(output, "</element>\n"); |
| 5665 | break; |
| 5666 | case XML_RELAXNG_LIST: |
| 5667 | fprintf(output, "<list>\n"); |
| 5668 | xmlRelaxNGDumpDefines(output, define->content); |
| 5669 | fprintf(output, "</list>\n"); |
| 5670 | break; |
| 5671 | case XML_RELAXNG_ONEORMORE: |
| 5672 | fprintf(output, "<oneOrMore>\n"); |
| 5673 | xmlRelaxNGDumpDefines(output, define->content); |
| 5674 | fprintf(output, "</oneOrMore>\n"); |
| 5675 | break; |
| 5676 | case XML_RELAXNG_ZEROORMORE: |
| 5677 | fprintf(output, "<zeroOrMore>\n"); |
| 5678 | xmlRelaxNGDumpDefines(output, define->content); |
| 5679 | fprintf(output, "</zeroOrMore>\n"); |
| 5680 | break; |
| 5681 | case XML_RELAXNG_CHOICE: |
| 5682 | fprintf(output, "<choice>\n"); |
| 5683 | xmlRelaxNGDumpDefines(output, define->content); |
| 5684 | fprintf(output, "</choice>\n"); |
| 5685 | break; |
| 5686 | case XML_RELAXNG_GROUP: |
| 5687 | fprintf(output, "<group>\n"); |
| 5688 | xmlRelaxNGDumpDefines(output, define->content); |
| 5689 | fprintf(output, "</group>\n"); |
| 5690 | break; |
| 5691 | case XML_RELAXNG_INTERLEAVE: |
| 5692 | fprintf(output, "<interleave>\n"); |
| 5693 | xmlRelaxNGDumpDefines(output, define->content); |
| 5694 | fprintf(output, "</interleave>\n"); |
| 5695 | break; |
| 5696 | case XML_RELAXNG_OPTIONAL: |
| 5697 | fprintf(output, "<optional>\n"); |
| 5698 | xmlRelaxNGDumpDefines(output, define->content); |
| 5699 | fprintf(output, "</optional>\n"); |
| 5700 | break; |
| 5701 | case XML_RELAXNG_ATTRIBUTE: |
| 5702 | fprintf(output, "<attribute>\n"); |
| 5703 | xmlRelaxNGDumpDefines(output, define->content); |
| 5704 | fprintf(output, "</attribute>\n"); |
| 5705 | break; |
| 5706 | case XML_RELAXNG_DEF: |
| 5707 | fprintf(output, "<define"); |
| 5708 | if (define->name != NULL) |
| 5709 | fprintf(output, " name=\"%s\"", define->name); |
| 5710 | fprintf(output, ">\n"); |
| 5711 | xmlRelaxNGDumpDefines(output, define->content); |
| 5712 | fprintf(output, "</define>\n"); |
| 5713 | break; |
| 5714 | case XML_RELAXNG_REF: |
| 5715 | fprintf(output, "<ref"); |
| 5716 | if (define->name != NULL) |
| 5717 | fprintf(output, " name=\"%s\"", define->name); |
| 5718 | fprintf(output, ">\n"); |
| 5719 | xmlRelaxNGDumpDefines(output, define->content); |
| 5720 | fprintf(output, "</ref>\n"); |
| 5721 | break; |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 5722 | case XML_RELAXNG_PARENTREF: |
| 5723 | fprintf(output, "<parentRef"); |
| 5724 | if (define->name != NULL) |
| 5725 | fprintf(output, " name=\"%s\"", define->name); |
| 5726 | fprintf(output, ">\n"); |
| 5727 | xmlRelaxNGDumpDefines(output, define->content); |
| 5728 | fprintf(output, "</parentRef>\n"); |
| 5729 | break; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5730 | case XML_RELAXNG_EXTERNALREF: |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5731 | fprintf(output, "<externalRef>"); |
Daniel Veillard | e431a27 | 2003-01-29 23:02:33 +0000 | [diff] [blame] | 5732 | xmlRelaxNGDumpDefines(output, define->content); |
| 5733 | fprintf(output, "</externalRef>\n"); |
| 5734 | break; |
| 5735 | case XML_RELAXNG_DATATYPE: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5736 | case XML_RELAXNG_VALUE: |
| 5737 | TODO |
| 5738 | break; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5739 | case XML_RELAXNG_START: |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 5740 | case XML_RELAXNG_EXCEPT: |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 5741 | case XML_RELAXNG_PARAM: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5742 | TODO |
| 5743 | break; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 5744 | case XML_RELAXNG_NOOP: |
| 5745 | xmlRelaxNGDumpDefines(output, define->content); |
| 5746 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5747 | } |
| 5748 | } |
| 5749 | |
| 5750 | /** |
| 5751 | * xmlRelaxNGDumpGrammar: |
| 5752 | * @output: the file output |
| 5753 | * @grammar: a grammar structure |
| 5754 | * @top: is this a top grammar |
| 5755 | * |
| 5756 | * Dump a RelaxNG structure back |
| 5757 | */ |
| 5758 | static void |
| 5759 | xmlRelaxNGDumpGrammar(FILE * output, xmlRelaxNGGrammarPtr grammar, int top) |
| 5760 | { |
| 5761 | if (grammar == NULL) |
| 5762 | return; |
| 5763 | |
| 5764 | fprintf(output, "<grammar"); |
| 5765 | if (top) |
| 5766 | fprintf(output, |
| 5767 | " xmlns=\"http://relaxng.org/ns/structure/1.0\""); |
| 5768 | switch(grammar->combine) { |
| 5769 | case XML_RELAXNG_COMBINE_UNDEFINED: |
| 5770 | break; |
| 5771 | case XML_RELAXNG_COMBINE_CHOICE: |
| 5772 | fprintf(output, " combine=\"choice\""); |
| 5773 | break; |
| 5774 | case XML_RELAXNG_COMBINE_INTERLEAVE: |
| 5775 | fprintf(output, " combine=\"interleave\""); |
| 5776 | break; |
| 5777 | default: |
| 5778 | fprintf(output, " <!-- invalid combine value -->"); |
| 5779 | } |
| 5780 | fprintf(output, ">\n"); |
| 5781 | if (grammar->start == NULL) { |
| 5782 | fprintf(output, " <!-- grammar had no start -->"); |
| 5783 | } else { |
| 5784 | fprintf(output, "<start>\n"); |
| 5785 | xmlRelaxNGDumpDefine(output, grammar->start); |
| 5786 | fprintf(output, "</start>\n"); |
| 5787 | } |
| 5788 | /* TODO ? Dump the defines ? */ |
| 5789 | fprintf(output, "</grammar>\n"); |
| 5790 | } |
| 5791 | |
| 5792 | /** |
| 5793 | * xmlRelaxNGDump: |
| 5794 | * @output: the file output |
| 5795 | * @schema: a schema structure |
| 5796 | * |
| 5797 | * Dump a RelaxNG structure back |
| 5798 | */ |
| 5799 | void |
| 5800 | xmlRelaxNGDump(FILE * output, xmlRelaxNGPtr schema) |
| 5801 | { |
| 5802 | if (schema == NULL) { |
| 5803 | fprintf(output, "RelaxNG empty or failed to compile\n"); |
| 5804 | return; |
| 5805 | } |
| 5806 | fprintf(output, "RelaxNG: "); |
| 5807 | if (schema->doc == NULL) { |
| 5808 | fprintf(output, "no document\n"); |
| 5809 | } else if (schema->doc->URL != NULL) { |
| 5810 | fprintf(output, "%s\n", schema->doc->URL); |
| 5811 | } else { |
| 5812 | fprintf(output, "\n"); |
| 5813 | } |
| 5814 | if (schema->topgrammar == NULL) { |
| 5815 | fprintf(output, "RelaxNG has no top grammar\n"); |
| 5816 | return; |
| 5817 | } |
| 5818 | xmlRelaxNGDumpGrammar(output, schema->topgrammar, 1); |
| 5819 | } |
| 5820 | |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 5821 | /** |
| 5822 | * xmlRelaxNGDumpTree: |
| 5823 | * @output: the file output |
| 5824 | * @schema: a schema structure |
| 5825 | * |
| 5826 | * Dump the transformed RelaxNG tree. |
| 5827 | */ |
| 5828 | void |
| 5829 | xmlRelaxNGDumpTree(FILE * output, xmlRelaxNGPtr schema) |
| 5830 | { |
| 5831 | if (schema == NULL) { |
| 5832 | fprintf(output, "RelaxNG empty or failed to compile\n"); |
| 5833 | return; |
| 5834 | } |
| 5835 | if (schema->doc == NULL) { |
| 5836 | fprintf(output, "no document\n"); |
| 5837 | } else { |
| 5838 | xmlDocDump(output, schema->doc); |
| 5839 | } |
| 5840 | } |
| 5841 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5842 | /************************************************************************ |
| 5843 | * * |
| 5844 | * Validation implementation * |
| 5845 | * * |
| 5846 | ************************************************************************/ |
| 5847 | static int xmlRelaxNGValidateDefinition(xmlRelaxNGValidCtxtPtr ctxt, |
| 5848 | xmlRelaxNGDefinePtr define); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5849 | static int xmlRelaxNGValidateValue(xmlRelaxNGValidCtxtPtr ctxt, |
| 5850 | xmlRelaxNGDefinePtr define); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5851 | |
| 5852 | /** |
| 5853 | * xmlRelaxNGSkipIgnored: |
| 5854 | * @ctxt: a schema validation context |
| 5855 | * @node: the top node. |
| 5856 | * |
| 5857 | * Skip ignorable nodes in that context |
| 5858 | * |
| 5859 | * Returns the new sibling or NULL in case of error. |
| 5860 | */ |
| 5861 | static xmlNodePtr |
| 5862 | xmlRelaxNGSkipIgnored(xmlRelaxNGValidCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 5863 | xmlNodePtr node) { |
| 5864 | /* |
| 5865 | * TODO complete and handle entities |
| 5866 | */ |
| 5867 | while ((node != NULL) && |
| 5868 | ((node->type == XML_COMMENT_NODE) || |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 5869 | (node->type == XML_PI_NODE) || |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5870 | ((node->type == XML_TEXT_NODE) && |
| 5871 | (IS_BLANK_NODE(node))))) { |
| 5872 | node = node->next; |
| 5873 | } |
| 5874 | return(node); |
| 5875 | } |
| 5876 | |
| 5877 | /** |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 5878 | * xmlRelaxNGNormalize: |
| 5879 | * @ctxt: a schema validation context |
| 5880 | * @str: the string to normalize |
| 5881 | * |
| 5882 | * Implements the normalizeWhiteSpace( s ) function from |
| 5883 | * section 6.2.9 of the spec |
| 5884 | * |
| 5885 | * Returns the new string or NULL in case of error. |
| 5886 | */ |
| 5887 | static xmlChar * |
| 5888 | xmlRelaxNGNormalize(xmlRelaxNGValidCtxtPtr ctxt, const xmlChar *str) { |
| 5889 | xmlChar *ret, *p; |
| 5890 | const xmlChar *tmp; |
| 5891 | int len; |
| 5892 | |
| 5893 | if (str == NULL) |
| 5894 | return(NULL); |
| 5895 | tmp = str; |
| 5896 | while (*tmp != 0) tmp++; |
| 5897 | len = tmp - str; |
| 5898 | |
| 5899 | ret = (xmlChar *) xmlMalloc((len + 1) * sizeof(xmlChar)); |
| 5900 | if (ret == NULL) { |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 5901 | if (ctxt != NULL) { |
| 5902 | VALID_CTXT(); |
| 5903 | VALID_ERROR("xmlRelaxNGNormalize: out of memory\n"); |
| 5904 | } else { |
| 5905 | xmlGenericError(xmlGenericErrorContext, |
| 5906 | "xmlRelaxNGNormalize: out of memory\n"); |
| 5907 | } |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 5908 | return(NULL); |
| 5909 | } |
| 5910 | p = ret; |
| 5911 | while (IS_BLANK(*str)) str++; |
| 5912 | while (*str != 0) { |
| 5913 | if (IS_BLANK(*str)) { |
| 5914 | while (IS_BLANK(*str)) str++; |
| 5915 | if (*str == 0) |
| 5916 | break; |
| 5917 | *p++ = ' '; |
| 5918 | } else |
| 5919 | *p++ = *str++; |
| 5920 | } |
| 5921 | *p = 0; |
| 5922 | return(ret); |
| 5923 | } |
| 5924 | |
| 5925 | /** |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 5926 | * xmlRelaxNGValidateDatatype: |
| 5927 | * @ctxt: a Relax-NG validation context |
| 5928 | * @value: the string value |
| 5929 | * @type: the datatype definition |
| 5930 | * |
| 5931 | * Validate the given value against the dataype |
| 5932 | * |
| 5933 | * Returns 0 if the validation succeeded or an error code. |
| 5934 | */ |
| 5935 | static int |
| 5936 | xmlRelaxNGValidateDatatype(xmlRelaxNGValidCtxtPtr ctxt, const xmlChar *value, |
| 5937 | xmlRelaxNGDefinePtr define) { |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 5938 | int ret, tmp; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 5939 | xmlRelaxNGTypeLibraryPtr lib; |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 5940 | void *result = NULL; |
| 5941 | xmlRelaxNGDefinePtr cur; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 5942 | |
| 5943 | if ((define == NULL) || (define->data == NULL)) { |
| 5944 | return(-1); |
| 5945 | } |
| 5946 | lib = (xmlRelaxNGTypeLibraryPtr) define->data; |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 5947 | if (lib->check != NULL) { |
| 5948 | if ((define->attrs != NULL) && |
| 5949 | (define->attrs->type == XML_RELAXNG_PARAM)) { |
| 5950 | ret = lib->check(lib->data, define->name, value, &result); |
| 5951 | } else { |
| 5952 | ret = lib->check(lib->data, define->name, value, NULL); |
| 5953 | } |
| 5954 | } else |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 5955 | ret = -1; |
| 5956 | if (ret < 0) { |
| 5957 | VALID_CTXT(); |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 5958 | VALID_ERROR2("failed to validate type %s\n", define->name); |
| 5959 | if ((result != NULL) && (lib != NULL) && (lib->freef != NULL)) |
| 5960 | lib->freef(lib->data, result); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 5961 | return(-1); |
| 5962 | } else if (ret == 1) { |
| 5963 | ret = 0; |
| 5964 | } else { |
| 5965 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 5966 | VALID_ERROR3("Type %s doesn't allow value %s\n", define->name, value); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 5967 | ret = -1; |
| 5968 | } |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 5969 | cur = define->attrs; |
| 5970 | while ((ret == 0) && (cur != NULL) && (cur->type == XML_RELAXNG_PARAM)) { |
| 5971 | if (lib->facet != NULL) { |
| 5972 | tmp = lib->facet(lib->data, define->name, cur->name, |
| 5973 | cur->value, value, result); |
| 5974 | if (tmp != 0) |
| 5975 | ret = -1; |
| 5976 | } |
| 5977 | cur = cur->next; |
| 5978 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5979 | if ((ret == 0) && (define->content != NULL)) { |
| 5980 | const xmlChar *oldvalue, *oldendvalue; |
| 5981 | |
| 5982 | oldvalue = ctxt->state->value; |
| 5983 | oldendvalue = ctxt->state->endvalue; |
| 5984 | ctxt->state->value = (xmlChar *) value; |
| 5985 | ctxt->state->endvalue = NULL; |
| 5986 | ret = xmlRelaxNGValidateValue(ctxt, define->content); |
| 5987 | ctxt->state->value = (xmlChar *) oldvalue; |
| 5988 | ctxt->state->endvalue = (xmlChar *) oldendvalue; |
| 5989 | } |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 5990 | if ((result != NULL) && (lib != NULL) && (lib->freef != NULL)) |
| 5991 | lib->freef(lib->data, result); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 5992 | return(ret); |
| 5993 | } |
| 5994 | |
| 5995 | /** |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5996 | * xmlRelaxNGNextValue: |
| 5997 | * @ctxt: a Relax-NG validation context |
| 5998 | * |
| 5999 | * Skip to the next value when validating within a list |
| 6000 | * |
| 6001 | * Returns 0 if the operation succeeded or an error code. |
| 6002 | */ |
| 6003 | static int |
| 6004 | xmlRelaxNGNextValue(xmlRelaxNGValidCtxtPtr ctxt) { |
| 6005 | xmlChar *cur; |
| 6006 | |
| 6007 | cur = ctxt->state->value; |
| 6008 | if ((cur == NULL) || (ctxt->state->endvalue == NULL)) { |
| 6009 | ctxt->state->value = NULL; |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 6010 | ctxt->state->endvalue = NULL; |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6011 | return(0); |
| 6012 | } |
| 6013 | while (*cur != 0) cur++; |
| 6014 | while ((cur != ctxt->state->endvalue) && (*cur == 0)) cur++; |
| 6015 | if (cur == ctxt->state->endvalue) |
| 6016 | ctxt->state->value = NULL; |
| 6017 | else |
| 6018 | ctxt->state->value = cur; |
| 6019 | return(0); |
| 6020 | } |
| 6021 | |
| 6022 | /** |
| 6023 | * xmlRelaxNGValidateValueList: |
| 6024 | * @ctxt: a Relax-NG validation context |
| 6025 | * @defines: the list of definitions to verify |
| 6026 | * |
| 6027 | * Validate the given set of definitions for the current value |
| 6028 | * |
| 6029 | * Returns 0 if the validation succeeded or an error code. |
| 6030 | */ |
| 6031 | static int |
| 6032 | xmlRelaxNGValidateValueList(xmlRelaxNGValidCtxtPtr ctxt, |
| 6033 | xmlRelaxNGDefinePtr defines) { |
| 6034 | int ret = 0; |
| 6035 | |
| 6036 | while (defines != NULL) { |
| 6037 | ret = xmlRelaxNGValidateValue(ctxt, defines); |
| 6038 | if (ret != 0) |
| 6039 | break; |
| 6040 | defines = defines->next; |
| 6041 | } |
| 6042 | return(ret); |
| 6043 | } |
| 6044 | |
| 6045 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6046 | * xmlRelaxNGValidateValue: |
| 6047 | * @ctxt: a Relax-NG validation context |
| 6048 | * @define: the definition to verify |
| 6049 | * |
| 6050 | * Validate the given definition for the current value |
| 6051 | * |
| 6052 | * Returns 0 if the validation succeeded or an error code. |
| 6053 | */ |
| 6054 | static int |
| 6055 | xmlRelaxNGValidateValue(xmlRelaxNGValidCtxtPtr ctxt, |
| 6056 | xmlRelaxNGDefinePtr define) { |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 6057 | int ret = 0, oldflags; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6058 | xmlChar *value; |
| 6059 | |
| 6060 | value = ctxt->state->value; |
| 6061 | switch (define->type) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 6062 | case XML_RELAXNG_EMPTY: { |
| 6063 | if ((value != NULL) && (value[0] != 0)) { |
| 6064 | int idx = 0; |
| 6065 | |
| 6066 | while (IS_BLANK(value[idx])) |
| 6067 | idx++; |
| 6068 | if (value[idx] != 0) |
| 6069 | ret = -1; |
| 6070 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6071 | break; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 6072 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6073 | case XML_RELAXNG_TEXT: |
| 6074 | break; |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 6075 | case XML_RELAXNG_VALUE: { |
| 6076 | if (!xmlStrEqual(value, define->value)) { |
| 6077 | if (define->name != NULL) { |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 6078 | xmlRelaxNGTypeLibraryPtr lib; |
| 6079 | |
| 6080 | lib = (xmlRelaxNGTypeLibraryPtr) define->data; |
| 6081 | if ((lib != NULL) && (lib->comp != NULL)) |
| 6082 | ret = lib->comp(lib->data, define->name, value, |
| 6083 | define->value); |
| 6084 | else |
| 6085 | ret = -1; |
| 6086 | if (ret < 0) { |
| 6087 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 6088 | VALID_ERROR2("Internal: failed to compare type %s\n", |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 6089 | define->name); |
| 6090 | return(-1); |
| 6091 | } else if (ret == 1) { |
| 6092 | ret = 0; |
| 6093 | } else { |
| 6094 | ret = -1; |
| 6095 | } |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 6096 | } else { |
| 6097 | xmlChar *nval, *nvalue; |
| 6098 | |
| 6099 | /* |
| 6100 | * TODO: trivial optimizations are possible by |
| 6101 | * computing at compile-time |
| 6102 | */ |
| 6103 | nval = xmlRelaxNGNormalize(ctxt, define->value); |
| 6104 | nvalue = xmlRelaxNGNormalize(ctxt, value); |
| 6105 | |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 6106 | if ((nval == NULL) || (nvalue == NULL) || |
| 6107 | (!xmlStrEqual(nval, nvalue))) |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 6108 | ret = -1; |
| 6109 | if (nval != NULL) |
| 6110 | xmlFree(nval); |
| 6111 | if (nvalue != NULL) |
| 6112 | xmlFree(nvalue); |
| 6113 | } |
| 6114 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6115 | if (ret == 0) |
| 6116 | xmlRelaxNGNextValue(ctxt); |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 6117 | break; |
| 6118 | } |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6119 | case XML_RELAXNG_DATATYPE: { |
| 6120 | ret = xmlRelaxNGValidateDatatype(ctxt, value, define); |
| 6121 | if (ret == 0) |
| 6122 | xmlRelaxNGNextValue(ctxt); |
| 6123 | |
| 6124 | break; |
| 6125 | } |
| 6126 | case XML_RELAXNG_CHOICE: { |
| 6127 | xmlRelaxNGDefinePtr list = define->content; |
| 6128 | xmlChar *oldvalue; |
| 6129 | |
| 6130 | oldflags = ctxt->flags; |
| 6131 | ctxt->flags |= FLAGS_IGNORABLE; |
| 6132 | |
| 6133 | oldvalue = ctxt->state->value; |
| 6134 | while (list != NULL) { |
| 6135 | ret = xmlRelaxNGValidateValue(ctxt, list); |
| 6136 | if (ret == 0) { |
| 6137 | break; |
| 6138 | } |
| 6139 | ctxt->state->value = oldvalue; |
| 6140 | list = list->next; |
| 6141 | } |
| 6142 | ctxt->flags = oldflags; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6143 | if (ret == 0) |
| 6144 | xmlRelaxNGNextValue(ctxt); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6145 | break; |
| 6146 | } |
| 6147 | case XML_RELAXNG_LIST: { |
| 6148 | xmlRelaxNGDefinePtr list = define->content; |
| 6149 | xmlChar *oldvalue, *oldend, *val, *cur; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6150 | #ifdef DEBUG_LIST |
| 6151 | int nb_values = 0; |
| 6152 | #endif |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6153 | |
| 6154 | oldvalue = ctxt->state->value; |
| 6155 | oldend = ctxt->state->endvalue; |
| 6156 | |
| 6157 | val = xmlStrdup(oldvalue); |
| 6158 | if (val == NULL) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 6159 | val = xmlStrdup(BAD_CAST ""); |
| 6160 | } |
| 6161 | if (val == NULL) { |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6162 | VALID_CTXT(); |
| 6163 | VALID_ERROR("Internal: no state\n"); |
| 6164 | return(-1); |
| 6165 | } |
| 6166 | cur = val; |
| 6167 | while (*cur != 0) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6168 | if (IS_BLANK(*cur)) { |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6169 | *cur = 0; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6170 | cur++; |
| 6171 | #ifdef DEBUG_LIST |
| 6172 | nb_values++; |
| 6173 | #endif |
| 6174 | while (IS_BLANK(*cur)) |
| 6175 | *cur++ = 0; |
| 6176 | } else |
| 6177 | cur++; |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6178 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6179 | #ifdef DEBUG_LIST |
| 6180 | xmlGenericError(xmlGenericErrorContext, |
| 6181 | "list value: '%s' found %d items\n", oldvalue, nb_values); |
| 6182 | nb_values = 0; |
| 6183 | #endif |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6184 | ctxt->state->endvalue = cur; |
| 6185 | cur = val; |
| 6186 | while ((*cur == 0) && (cur != ctxt->state->endvalue)) cur++; |
| 6187 | |
| 6188 | ctxt->state->value = cur; |
| 6189 | |
| 6190 | while (list != NULL) { |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 6191 | if (ctxt->state->value == ctxt->state->endvalue) |
| 6192 | ctxt->state->value = NULL; |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6193 | ret = xmlRelaxNGValidateValue(ctxt, list); |
| 6194 | if (ret != 0) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6195 | #ifdef DEBUG_LIST |
| 6196 | xmlGenericError(xmlGenericErrorContext, |
| 6197 | "Failed to validate value: '%s' with %d rule\n", |
| 6198 | ctxt->state->value, nb_values); |
| 6199 | #endif |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6200 | break; |
| 6201 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6202 | #ifdef DEBUG_LIST |
| 6203 | nb_values++; |
| 6204 | #endif |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6205 | list = list->next; |
| 6206 | } |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 6207 | |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6208 | if ((ret == 0) && (ctxt->state->value != NULL) && |
| 6209 | (ctxt->state->value != ctxt->state->endvalue)) { |
| 6210 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 6211 | VALID_ERROR2("Extra data in list: %s\n", ctxt->state->value); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 6212 | ret = -1; |
| 6213 | } |
| 6214 | xmlFree(val); |
| 6215 | ctxt->state->value = oldvalue; |
| 6216 | ctxt->state->endvalue = oldend; |
| 6217 | break; |
| 6218 | } |
| 6219 | case XML_RELAXNG_ONEORMORE: |
| 6220 | ret = xmlRelaxNGValidateValueList(ctxt, define->content); |
| 6221 | if (ret != 0) { |
| 6222 | break; |
| 6223 | } |
| 6224 | /* no break on purpose */ |
| 6225 | case XML_RELAXNG_ZEROORMORE: { |
| 6226 | xmlChar *cur, *temp; |
| 6227 | |
| 6228 | oldflags = ctxt->flags; |
| 6229 | ctxt->flags |= FLAGS_IGNORABLE; |
| 6230 | cur = ctxt->state->value; |
| 6231 | temp = NULL; |
| 6232 | while ((cur != NULL) && (cur != ctxt->state->endvalue) && |
| 6233 | (temp != cur)) { |
| 6234 | temp = cur; |
| 6235 | ret = xmlRelaxNGValidateValueList(ctxt, define->content); |
| 6236 | if (ret != 0) { |
| 6237 | ctxt->state->value = temp; |
| 6238 | ret = 0; |
| 6239 | break; |
| 6240 | } |
| 6241 | cur = ctxt->state->value; |
| 6242 | } |
| 6243 | ctxt->flags = oldflags; |
| 6244 | break; |
| 6245 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6246 | case XML_RELAXNG_EXCEPT: { |
| 6247 | xmlRelaxNGDefinePtr list; |
| 6248 | |
| 6249 | list = define->content; |
| 6250 | while (list != NULL) { |
| 6251 | ret = xmlRelaxNGValidateValue(ctxt, list); |
| 6252 | if (ret == 0) { |
| 6253 | ret = -1; |
| 6254 | break; |
| 6255 | } else |
| 6256 | ret = 0; |
| 6257 | list = list->next; |
| 6258 | } |
| 6259 | break; |
| 6260 | } |
Daniel Veillard | 463a547 | 2003-02-27 21:30:32 +0000 | [diff] [blame^] | 6261 | case XML_RELAXNG_DEF: |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 6262 | case XML_RELAXNG_GROUP: { |
| 6263 | xmlRelaxNGDefinePtr list; |
| 6264 | |
| 6265 | list = define->content; |
| 6266 | while (list != NULL) { |
| 6267 | ret = xmlRelaxNGValidateValue(ctxt, list); |
| 6268 | if (ret != 0) { |
| 6269 | ret = -1; |
| 6270 | break; |
| 6271 | } else |
| 6272 | ret = 0; |
| 6273 | list = list->next; |
| 6274 | } |
| 6275 | break; |
| 6276 | } |
Daniel Veillard | 463a547 | 2003-02-27 21:30:32 +0000 | [diff] [blame^] | 6277 | case XML_RELAXNG_REF: |
| 6278 | case XML_RELAXNG_PARENTREF: |
| 6279 | ret = xmlRelaxNGValidateValue(ctxt, define->content); |
| 6280 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6281 | default: |
| 6282 | TODO |
| 6283 | ret = -1; |
| 6284 | } |
| 6285 | return(ret); |
| 6286 | } |
| 6287 | |
| 6288 | /** |
| 6289 | * xmlRelaxNGValidateValueContent: |
| 6290 | * @ctxt: a Relax-NG validation context |
| 6291 | * @defines: the list of definitions to verify |
| 6292 | * |
| 6293 | * Validate the given definitions for the current value |
| 6294 | * |
| 6295 | * Returns 0 if the validation succeeded or an error code. |
| 6296 | */ |
| 6297 | static int |
| 6298 | xmlRelaxNGValidateValueContent(xmlRelaxNGValidCtxtPtr ctxt, |
| 6299 | xmlRelaxNGDefinePtr defines) { |
| 6300 | int ret = 0; |
| 6301 | |
| 6302 | while (defines != NULL) { |
| 6303 | ret = xmlRelaxNGValidateValue(ctxt, defines); |
| 6304 | if (ret != 0) |
| 6305 | break; |
| 6306 | defines = defines->next; |
| 6307 | } |
| 6308 | return(ret); |
| 6309 | } |
| 6310 | |
| 6311 | /** |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 6312 | * xmlRelaxNGAttributeMatch: |
| 6313 | * @ctxt: a Relax-NG validation context |
| 6314 | * @define: the definition to check |
| 6315 | * @prop: the attribute |
| 6316 | * |
| 6317 | * Check if the attribute matches the definition nameClass |
| 6318 | * |
| 6319 | * Returns 1 if the attribute matches, 0 if no, or -1 in case of error |
| 6320 | */ |
| 6321 | static int |
| 6322 | xmlRelaxNGAttributeMatch(xmlRelaxNGValidCtxtPtr ctxt, |
| 6323 | xmlRelaxNGDefinePtr define, |
| 6324 | xmlAttrPtr prop) { |
| 6325 | int ret; |
| 6326 | |
| 6327 | if (define->name != NULL) { |
| 6328 | if (!xmlStrEqual(define->name, prop->name)) |
| 6329 | return(0); |
| 6330 | } |
| 6331 | if (define->ns != NULL) { |
| 6332 | if (define->ns[0] == 0) { |
| 6333 | if (prop->ns != NULL) |
| 6334 | return(0); |
| 6335 | } else { |
| 6336 | if ((prop->ns == NULL) || |
| 6337 | (!xmlStrEqual(define->ns, prop->ns->href))) |
| 6338 | return(0); |
| 6339 | } |
| 6340 | } |
| 6341 | if (define->nameClass == NULL) |
| 6342 | return(1); |
| 6343 | define = define->nameClass; |
| 6344 | if (define->type == XML_RELAXNG_EXCEPT) { |
| 6345 | xmlRelaxNGDefinePtr list; |
| 6346 | |
| 6347 | list = define->content; |
| 6348 | while (list != NULL) { |
| 6349 | ret = xmlRelaxNGAttributeMatch(ctxt, list, prop); |
| 6350 | if (ret == 1) |
| 6351 | return(0); |
| 6352 | if (ret < 0) |
| 6353 | return(ret); |
| 6354 | list = list->next; |
| 6355 | } |
| 6356 | } else { |
| 6357 | TODO |
| 6358 | } |
| 6359 | return(1); |
| 6360 | } |
| 6361 | |
| 6362 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6363 | * xmlRelaxNGValidateAttribute: |
| 6364 | * @ctxt: a Relax-NG validation context |
| 6365 | * @define: the definition to verify |
| 6366 | * |
| 6367 | * Validate the given attribute definition for that node |
| 6368 | * |
| 6369 | * Returns 0 if the validation succeeded or an error code. |
| 6370 | */ |
| 6371 | static int |
| 6372 | xmlRelaxNGValidateAttribute(xmlRelaxNGValidCtxtPtr ctxt, |
| 6373 | xmlRelaxNGDefinePtr define) { |
| 6374 | int ret = 0, i; |
| 6375 | xmlChar *value, *oldvalue; |
| 6376 | xmlAttrPtr prop = NULL, tmp; |
| 6377 | |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6378 | if (ctxt->state->nbAttrLeft <= 0) |
| 6379 | return(-1); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6380 | if (define->name != NULL) { |
| 6381 | for (i = 0;i < ctxt->state->nbAttrs;i++) { |
| 6382 | tmp = ctxt->state->attrs[i]; |
| 6383 | if ((tmp != NULL) && (xmlStrEqual(define->name, tmp->name))) { |
| 6384 | if ((((define->ns == NULL) || (define->ns[0] == 0)) && |
| 6385 | (tmp->ns == NULL)) || |
| 6386 | ((tmp->ns != NULL) && |
| 6387 | (xmlStrEqual(define->ns, tmp->ns->href)))) { |
| 6388 | prop = tmp; |
| 6389 | break; |
| 6390 | } |
| 6391 | } |
| 6392 | } |
| 6393 | if (prop != NULL) { |
| 6394 | value = xmlNodeListGetString(prop->doc, prop->children, 1); |
| 6395 | oldvalue = ctxt->state->value; |
| 6396 | ctxt->state->value = value; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6397 | ctxt->state->endvalue = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6398 | ret = xmlRelaxNGValidateValueContent(ctxt, define->content); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6399 | if (ctxt->state->value != NULL) |
| 6400 | value = ctxt->state->value; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6401 | if (value != NULL) |
| 6402 | xmlFree(value); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6403 | ctxt->state->value = oldvalue; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6404 | if (ret == 0) { |
| 6405 | /* |
| 6406 | * flag the attribute as processed |
| 6407 | */ |
| 6408 | ctxt->state->attrs[i] = NULL; |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6409 | ctxt->state->nbAttrLeft--; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6410 | } |
| 6411 | } else { |
| 6412 | ret = -1; |
| 6413 | } |
| 6414 | #ifdef DEBUG |
| 6415 | xmlGenericError(xmlGenericErrorContext, |
| 6416 | "xmlRelaxNGValidateAttribute(%s): %d\n", define->name, ret); |
| 6417 | #endif |
| 6418 | } else { |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6419 | for (i = 0;i < ctxt->state->nbAttrs;i++) { |
| 6420 | tmp = ctxt->state->attrs[i]; |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 6421 | if ((tmp != NULL) && |
| 6422 | (xmlRelaxNGAttributeMatch(ctxt, define, tmp) == 1)) { |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6423 | prop = tmp; |
| 6424 | break; |
| 6425 | } |
| 6426 | } |
| 6427 | if (prop != NULL) { |
| 6428 | value = xmlNodeListGetString(prop->doc, prop->children, 1); |
| 6429 | oldvalue = ctxt->state->value; |
| 6430 | ctxt->state->value = value; |
| 6431 | ret = xmlRelaxNGValidateValueContent(ctxt, define->content); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6432 | if (ctxt->state->value != NULL) |
| 6433 | value = ctxt->state->value; |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6434 | if (value != NULL) |
| 6435 | xmlFree(value); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6436 | ctxt->state->value = oldvalue; |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6437 | if (ret == 0) { |
| 6438 | /* |
| 6439 | * flag the attribute as processed |
| 6440 | */ |
| 6441 | ctxt->state->attrs[i] = NULL; |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6442 | ctxt->state->nbAttrLeft--; |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6443 | } |
| 6444 | } else { |
| 6445 | ret = -1; |
| 6446 | } |
| 6447 | #ifdef DEBUG |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 6448 | if (define->ns != NULL) { |
| 6449 | xmlGenericError(xmlGenericErrorContext, |
| 6450 | "xmlRelaxNGValidateAttribute(nsName ns = %s): %d\n", |
| 6451 | define->ns, ret); |
| 6452 | } else { |
| 6453 | xmlGenericError(xmlGenericErrorContext, |
| 6454 | "xmlRelaxNGValidateAttribute(anyName): %d\n", |
| 6455 | ret); |
| 6456 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6457 | #endif |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6458 | } |
| 6459 | |
| 6460 | return(ret); |
| 6461 | } |
| 6462 | |
| 6463 | /** |
| 6464 | * xmlRelaxNGValidateAttributeList: |
| 6465 | * @ctxt: a Relax-NG validation context |
| 6466 | * @define: the list of definition to verify |
| 6467 | * |
| 6468 | * Validate the given node against the list of attribute definitions |
| 6469 | * |
| 6470 | * Returns 0 if the validation succeeded or an error code. |
| 6471 | */ |
| 6472 | static int |
| 6473 | xmlRelaxNGValidateAttributeList(xmlRelaxNGValidCtxtPtr ctxt, |
| 6474 | xmlRelaxNGDefinePtr defines) { |
| 6475 | int ret = 0; |
| 6476 | while (defines != NULL) { |
| 6477 | if (xmlRelaxNGValidateAttribute(ctxt, defines) != 0) |
| 6478 | ret = -1; |
| 6479 | defines = defines->next; |
| 6480 | } |
| 6481 | return(ret); |
| 6482 | } |
| 6483 | |
| 6484 | /** |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6485 | * xmlRelaxNGNodeMatchesList: |
| 6486 | * @node: the node |
| 6487 | * @list: a NULL terminated array of definitions |
| 6488 | * |
| 6489 | * Check if a node can be matched by one of the definitions |
| 6490 | * |
| 6491 | * Returns 1 if matches 0 otherwise |
| 6492 | */ |
| 6493 | static int |
| 6494 | xmlRelaxNGNodeMatchesList(xmlNodePtr node, xmlRelaxNGDefinePtr *list) { |
| 6495 | xmlRelaxNGDefinePtr cur; |
| 6496 | int i = 0; |
| 6497 | |
| 6498 | if ((node == NULL) || (list == NULL)) |
| 6499 | return(0); |
| 6500 | |
| 6501 | cur = list[i++]; |
| 6502 | while (cur != NULL) { |
| 6503 | if ((node->type == XML_ELEMENT_NODE) && |
| 6504 | (cur->type == XML_RELAXNG_ELEMENT)) { |
| 6505 | if (cur->name == NULL) { |
| 6506 | if ((node->ns != NULL) && |
| 6507 | (xmlStrEqual(node->ns->href, cur->ns))) |
| 6508 | return(1); |
| 6509 | } else if (xmlStrEqual(cur->name, node->name)) { |
| 6510 | if ((cur->ns == NULL) || (cur->ns[0] == 0)) { |
| 6511 | if (node->ns == NULL) |
| 6512 | return(1); |
| 6513 | } else { |
| 6514 | if ((node->ns != NULL) && |
| 6515 | (xmlStrEqual(node->ns->href, cur->ns))) |
| 6516 | return(1); |
| 6517 | } |
| 6518 | } |
| 6519 | } else if ((node->type == XML_TEXT_NODE) && |
| 6520 | (cur->type == XML_RELAXNG_TEXT)) { |
| 6521 | return(1); |
| 6522 | } |
| 6523 | cur = list[i++]; |
| 6524 | } |
| 6525 | return(0); |
| 6526 | } |
| 6527 | |
| 6528 | /** |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6529 | * xmlRelaxNGValidateInterleave: |
| 6530 | * @ctxt: a Relax-NG validation context |
| 6531 | * @define: the definition to verify |
| 6532 | * |
| 6533 | * Validate an interleave definition for a node. |
| 6534 | * |
| 6535 | * Returns 0 if the validation succeeded or an error code. |
| 6536 | */ |
| 6537 | static int |
| 6538 | xmlRelaxNGValidateInterleave(xmlRelaxNGValidCtxtPtr ctxt, |
| 6539 | xmlRelaxNGDefinePtr define) { |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6540 | int ret = 0, i, nbgroups, left; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6541 | xmlRelaxNGPartitionPtr partitions; |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6542 | xmlRelaxNGInterleaveGroupPtr group = NULL; |
Daniel Veillard | 3ebc7d4 | 2003-02-24 17:17:58 +0000 | [diff] [blame] | 6543 | xmlNodePtr cur, start, last = NULL, lastchg = NULL, lastelem; |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6544 | xmlNodePtr *list = NULL, *lasts = NULL; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6545 | |
| 6546 | if (define->data != NULL) { |
| 6547 | partitions = (xmlRelaxNGPartitionPtr) define->data; |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6548 | nbgroups = partitions->nbgroups; |
| 6549 | left = nbgroups; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6550 | } else { |
| 6551 | VALID_CTXT(); |
| 6552 | VALID_ERROR("Internal: interleave block has no data\n"); |
| 6553 | return(-1); |
| 6554 | } |
| 6555 | |
| 6556 | /* |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6557 | * Build arrays to store the first and last node of the chain |
| 6558 | * pertaining to each group |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6559 | */ |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6560 | list = (xmlNodePtr *) xmlMalloc(nbgroups * sizeof(xmlNodePtr)); |
| 6561 | if (list == NULL) { |
| 6562 | VALID_CTXT(); |
| 6563 | VALID_ERROR("Internal: out of memory in interleave check\n"); |
| 6564 | return(-1); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6565 | } |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6566 | memset(list, 0, nbgroups * sizeof(xmlNodePtr)); |
| 6567 | lasts = (xmlNodePtr *) xmlMalloc(nbgroups * sizeof(xmlNodePtr)); |
| 6568 | if (lasts == NULL) { |
| 6569 | VALID_CTXT(); |
| 6570 | VALID_ERROR("Internal: out of memory in interleave check\n"); |
| 6571 | return(-1); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6572 | } |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6573 | memset(lasts, 0, nbgroups * sizeof(xmlNodePtr)); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6574 | |
| 6575 | /* |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6576 | * Walk the sequence of children finding the right group and |
| 6577 | * sorting them in sequences. |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6578 | */ |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6579 | cur = ctxt->state->seq; |
| 6580 | cur = xmlRelaxNGSkipIgnored(ctxt, cur); |
| 6581 | start = cur; |
| 6582 | while (cur != NULL) { |
| 6583 | ctxt->state->seq = cur; |
| 6584 | for (i = 0;i < nbgroups;i++) { |
| 6585 | group = partitions->groups[i]; |
| 6586 | if (group == NULL) |
| 6587 | continue; |
| 6588 | if (xmlRelaxNGNodeMatchesList(cur, group->defs)) |
| 6589 | break; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6590 | } |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6591 | /* |
| 6592 | * We break as soon as an element not matched is found |
| 6593 | */ |
| 6594 | if (i >= nbgroups) { |
| 6595 | break; |
| 6596 | } |
| 6597 | if (lasts[i] != NULL) { |
| 6598 | lasts[i]->next = cur; |
| 6599 | lasts[i] = cur; |
| 6600 | } else { |
| 6601 | list[i] = cur; |
| 6602 | lasts[i] = cur; |
| 6603 | } |
| 6604 | if (cur->next != NULL) |
| 6605 | lastchg = cur->next; |
| 6606 | else |
| 6607 | lastchg = cur; |
| 6608 | cur = xmlRelaxNGSkipIgnored(ctxt, cur->next); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6609 | } |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6610 | if (ret != 0) { |
| 6611 | VALID_CTXT(); |
| 6612 | VALID_ERROR("Invalid sequence in interleave\n"); |
| 6613 | ret = -1; |
| 6614 | goto done; |
| 6615 | } |
| 6616 | lastelem = cur; |
| 6617 | for (i = 0;i < nbgroups;i++) { |
| 6618 | group = partitions->groups[i]; |
| 6619 | if (lasts[i] != NULL) { |
| 6620 | last = lasts[i]->next; |
| 6621 | lasts[i]->next = NULL; |
| 6622 | } |
| 6623 | ctxt->state->seq = list[i]; |
| 6624 | ret = xmlRelaxNGValidateDefinition(ctxt, group->rule); |
| 6625 | if (ret != 0) |
| 6626 | break; |
| 6627 | cur = ctxt->state->seq; |
| 6628 | cur = xmlRelaxNGSkipIgnored(ctxt, cur); |
| 6629 | if (cur != NULL) { |
| 6630 | VALID_CTXT(); |
| 6631 | VALID_ERROR2("Extra element %s in interleave\n", cur->name); |
| 6632 | ret = -1; |
| 6633 | goto done; |
| 6634 | } |
| 6635 | if (lasts[i] != NULL) { |
| 6636 | lasts[i]->next = last; |
| 6637 | } |
| 6638 | } |
| 6639 | ctxt->state->seq = lastelem; |
| 6640 | if (ret != 0) { |
| 6641 | VALID_CTXT(); |
| 6642 | VALID_ERROR("Invalid sequence in interleave\n"); |
| 6643 | ret = -1; |
| 6644 | goto done; |
| 6645 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6646 | |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6647 | done: |
| 6648 | /* |
| 6649 | * builds the next links chain from the prev one |
| 6650 | */ |
| 6651 | cur = lastchg; |
| 6652 | while (cur != NULL) { |
| 6653 | if ((cur == start) || (cur->prev == NULL)) |
| 6654 | break; |
| 6655 | cur->prev->next = cur; |
| 6656 | cur = cur->prev; |
| 6657 | } |
| 6658 | |
| 6659 | xmlFree(list); |
| 6660 | xmlFree(lasts); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6661 | return(ret); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6662 | } |
| 6663 | |
| 6664 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6665 | * xmlRelaxNGValidateElementContent: |
| 6666 | * @ctxt: a Relax-NG validation context |
| 6667 | * @define: the list of definition to verify |
| 6668 | * |
| 6669 | * Validate the given node content against the (list) of definitions |
| 6670 | * |
| 6671 | * Returns 0 if the validation succeeded or an error code. |
| 6672 | */ |
| 6673 | static int |
| 6674 | xmlRelaxNGValidateElementContent(xmlRelaxNGValidCtxtPtr ctxt, |
| 6675 | xmlRelaxNGDefinePtr defines) { |
| 6676 | int ret = 0, res; |
| 6677 | |
| 6678 | if (ctxt->state == NULL) { |
| 6679 | VALID_CTXT(); |
| 6680 | VALID_ERROR("Internal: no state\n"); |
| 6681 | return(-1); |
| 6682 | } |
| 6683 | while (defines != NULL) { |
| 6684 | res = xmlRelaxNGValidateDefinition(ctxt, defines); |
| 6685 | if (res < 0) |
| 6686 | ret = -1; |
| 6687 | defines = defines->next; |
| 6688 | } |
| 6689 | |
| 6690 | return(ret); |
| 6691 | } |
| 6692 | |
| 6693 | /** |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6694 | * xmlRelaxNGElementMatch: |
| 6695 | * @ctxt: a Relax-NG validation context |
| 6696 | * @define: the definition to check |
| 6697 | * @elem: the element |
| 6698 | * |
| 6699 | * Check if the element matches the definition nameClass |
| 6700 | * |
| 6701 | * Returns 1 if the element matches, 0 if no, or -1 in case of error |
| 6702 | */ |
| 6703 | static int |
| 6704 | xmlRelaxNGElementMatch(xmlRelaxNGValidCtxtPtr ctxt, |
| 6705 | xmlRelaxNGDefinePtr define, |
| 6706 | xmlNodePtr elem) { |
| 6707 | int ret, oldflags; |
| 6708 | |
| 6709 | if (define->name != NULL) { |
| 6710 | if (!xmlStrEqual(elem->name, define->name)) { |
| 6711 | VALID_CTXT(); |
| 6712 | VALID_ERROR3("Expecting element %s, got %s\n", |
| 6713 | define->name, elem->name); |
| 6714 | return(0); |
| 6715 | } |
| 6716 | } |
| 6717 | if ((define->ns != NULL) && (define->ns[0] != 0)) { |
| 6718 | if (elem->ns == NULL) { |
| 6719 | VALID_CTXT(); |
| 6720 | VALID_ERROR2("Expecting a namespace for element %s\n", |
| 6721 | elem->name); |
| 6722 | return(0); |
| 6723 | } else if (!xmlStrEqual(elem->ns->href, define->ns)) { |
| 6724 | VALID_CTXT(); |
| 6725 | VALID_ERROR3("Expecting element %s has wrong namespace: expecting %s\n", |
| 6726 | elem->name, define->ns); |
| 6727 | return(0); |
| 6728 | } |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 6729 | } else if ((elem->ns != NULL) && (define->ns != NULL) && |
| 6730 | (define->name == NULL)) { |
| 6731 | VALID_CTXT(); |
| 6732 | VALID_ERROR2("Expecting no namespace for element %s\n", |
| 6733 | define->name); |
| 6734 | return(0); |
| 6735 | } else if ((elem->ns != NULL) && (define->name != NULL)) { |
| 6736 | VALID_CTXT(); |
| 6737 | VALID_ERROR2("Expecting no namespace for element %s\n", |
| 6738 | define->name); |
| 6739 | return(0); |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6740 | } |
| 6741 | |
| 6742 | if (define->nameClass == NULL) |
| 6743 | return(1); |
| 6744 | |
| 6745 | define = define->nameClass; |
| 6746 | if (define->type == XML_RELAXNG_EXCEPT) { |
| 6747 | xmlRelaxNGDefinePtr list; |
| 6748 | oldflags = ctxt->flags; |
| 6749 | ctxt->flags |= FLAGS_IGNORABLE; |
| 6750 | |
| 6751 | list = define->content; |
| 6752 | while (list != NULL) { |
| 6753 | ret = xmlRelaxNGElementMatch(ctxt, list, elem); |
| 6754 | if (ret == 1) { |
| 6755 | ctxt->flags = oldflags; |
| 6756 | return(0); |
| 6757 | } |
| 6758 | if (ret < 0) { |
| 6759 | ctxt->flags = oldflags; |
| 6760 | return(ret); |
| 6761 | } |
| 6762 | list = list->next; |
| 6763 | } |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 6764 | ret = 1; |
| 6765 | ctxt->flags = oldflags; |
| 6766 | } else if (define->type == XML_RELAXNG_CHOICE) { |
| 6767 | xmlRelaxNGDefinePtr list; |
| 6768 | oldflags = ctxt->flags; |
| 6769 | ctxt->flags |= FLAGS_IGNORABLE; |
| 6770 | |
| 6771 | list = define->nameClass; |
| 6772 | while (list != NULL) { |
| 6773 | ret = xmlRelaxNGElementMatch(ctxt, list, elem); |
| 6774 | if (ret == 1) { |
| 6775 | ctxt->flags = oldflags; |
| 6776 | return(1); |
| 6777 | } |
| 6778 | if (ret < 0) { |
| 6779 | ctxt->flags = oldflags; |
| 6780 | return(ret); |
| 6781 | } |
| 6782 | list = list->next; |
| 6783 | } |
| 6784 | ret = 0; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6785 | ctxt->flags = oldflags; |
| 6786 | } else { |
| 6787 | TODO |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 6788 | ret = -1; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6789 | } |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 6790 | return(ret); |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6791 | } |
| 6792 | |
| 6793 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6794 | * xmlRelaxNGValidateDefinition: |
| 6795 | * @ctxt: a Relax-NG validation context |
| 6796 | * @define: the definition to verify |
| 6797 | * |
| 6798 | * Validate the current node against the definition |
| 6799 | * |
| 6800 | * Returns 0 if the validation succeeded or an error code. |
| 6801 | */ |
| 6802 | static int |
| 6803 | xmlRelaxNGValidateDefinition(xmlRelaxNGValidCtxtPtr ctxt, |
| 6804 | xmlRelaxNGDefinePtr define) { |
| 6805 | xmlNodePtr node; |
| 6806 | int ret = 0, i, tmp, oldflags; |
| 6807 | xmlRelaxNGValidStatePtr oldstate, state; |
| 6808 | |
| 6809 | if (define == NULL) { |
| 6810 | VALID_CTXT(); |
| 6811 | VALID_ERROR("internal error: define == NULL\n"); |
| 6812 | return(-1); |
| 6813 | } |
| 6814 | if (ctxt->state != NULL) { |
| 6815 | node = ctxt->state->seq; |
| 6816 | } else { |
| 6817 | node = NULL; |
| 6818 | } |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6819 | #ifdef DEBUG |
| 6820 | for (i = 0;i < ctxt->depth;i++) |
| 6821 | xmlGenericError(xmlGenericErrorContext, " "); |
| 6822 | xmlGenericError(xmlGenericErrorContext, |
| 6823 | "Start validating %s ", xmlRelaxNGDefName(define)); |
| 6824 | if (define->name != NULL) |
| 6825 | xmlGenericError(xmlGenericErrorContext, "%s ", define->name); |
| 6826 | if ((node != NULL) && (node->name != NULL)) |
| 6827 | xmlGenericError(xmlGenericErrorContext, "on %s\n", node->name); |
| 6828 | else |
| 6829 | xmlGenericError(xmlGenericErrorContext, "\n"); |
| 6830 | #endif |
| 6831 | ctxt->depth++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6832 | switch (define->type) { |
| 6833 | case XML_RELAXNG_EMPTY: |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 6834 | node = xmlRelaxNGSkipIgnored(ctxt, node); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6835 | if (node != NULL) { |
| 6836 | VALID_CTXT(); |
| 6837 | VALID_ERROR("Expecting an empty element\n"); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6838 | ret = -1; |
| 6839 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6840 | } |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6841 | ret = 0; |
| 6842 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6843 | case XML_RELAXNG_NOT_ALLOWED: |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6844 | ret = -1; |
| 6845 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6846 | case XML_RELAXNG_TEXT: |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6847 | #if 0 |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6848 | if (node == NULL) { |
| 6849 | ret = 0; |
| 6850 | break; |
| 6851 | } |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6852 | #endif |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6853 | while ((node != NULL) && |
| 6854 | ((node->type == XML_TEXT_NODE) || |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6855 | (node->type == XML_COMMENT_NODE) || |
| 6856 | (node->type == XML_PI_NODE) || |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6857 | (node->type == XML_CDATA_SECTION_NODE))) |
| 6858 | node = node->next; |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6859 | #if 0 |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 6860 | if (node == ctxt->state->seq) { |
| 6861 | VALID_CTXT(); |
| 6862 | VALID_ERROR("Expecting text content\n"); |
| 6863 | ret = -1; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6864 | } |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6865 | #endif |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 6866 | ctxt->state->seq = node; |
| 6867 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6868 | case XML_RELAXNG_ELEMENT: |
| 6869 | node = xmlRelaxNGSkipIgnored(ctxt, node); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6870 | if (node == NULL) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6871 | VALID_CTXT(); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6872 | VALID_ERROR("Expecting an element, got empty\n"); |
| 6873 | ret = -1; |
| 6874 | break; |
| 6875 | } |
| 6876 | if (node->type != XML_ELEMENT_NODE) { |
| 6877 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 6878 | VALID_ERROR2("Expecting an element got %d type\n", node->type); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6879 | ret = -1; |
| 6880 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6881 | } |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 6882 | /* |
| 6883 | * This node was already validated successfully against |
| 6884 | * this definition. |
| 6885 | */ |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6886 | if (node->_private == define) { |
| 6887 | ctxt->state->seq = xmlRelaxNGSkipIgnored(ctxt, node->next); |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 6888 | break; |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame] | 6889 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6890 | |
| 6891 | ret = xmlRelaxNGElementMatch(ctxt, define, node); |
| 6892 | if (ret <= 0) { |
| 6893 | ret = -1; |
| 6894 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6895 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6896 | ret = 0; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6897 | |
| 6898 | state = xmlRelaxNGNewValidState(ctxt, node); |
| 6899 | if (state == NULL) { |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6900 | ret = -1; |
| 6901 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6902 | } |
| 6903 | |
| 6904 | oldstate = ctxt->state; |
| 6905 | ctxt->state = state; |
| 6906 | if (define->attrs != NULL) { |
| 6907 | tmp = xmlRelaxNGValidateAttributeList(ctxt, define->attrs); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6908 | if (tmp != 0) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6909 | ret = -1; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6910 | #ifdef DEBUG |
| 6911 | xmlGenericError(xmlGenericErrorContext, |
| 6912 | "E: Element %s failed to validate attributes\n", |
| 6913 | node->name); |
| 6914 | #endif |
| 6915 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6916 | } |
| 6917 | if (define->content != NULL) { |
| 6918 | tmp = xmlRelaxNGValidateElementContent(ctxt, define->content); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6919 | if (tmp != 0) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6920 | ret = -1; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6921 | #ifdef DEBUG |
| 6922 | xmlGenericError(xmlGenericErrorContext, |
| 6923 | "E: Element %s failed to validate element content\n", |
| 6924 | node->name); |
| 6925 | #endif |
| 6926 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6927 | } |
| 6928 | state = ctxt->state; |
| 6929 | if (state->seq != NULL) { |
| 6930 | state->seq = xmlRelaxNGSkipIgnored(ctxt, state->seq); |
| 6931 | if (state->seq != NULL) { |
| 6932 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 6933 | VALID_ERROR3("Extra content for element %s: %s\n", |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6934 | node->name, state->seq->name); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6935 | ret = -1; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6936 | #ifdef DEBUG |
| 6937 | xmlGenericError(xmlGenericErrorContext, |
| 6938 | "E: Element %s has extra content: %s\n", |
| 6939 | node->name, state->seq->name); |
| 6940 | #endif |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6941 | } |
| 6942 | } |
| 6943 | for (i = 0;i < state->nbAttrs;i++) { |
| 6944 | if (state->attrs[i] != NULL) { |
| 6945 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 6946 | VALID_ERROR3("Invalid attribute %s for element %s\n", |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6947 | state->attrs[i]->name, node->name); |
| 6948 | ret = -1; |
| 6949 | } |
| 6950 | } |
| 6951 | ctxt->state = oldstate; |
| 6952 | xmlRelaxNGFreeValidState(state); |
| 6953 | if (oldstate != NULL) |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 6954 | oldstate->seq = xmlRelaxNGSkipIgnored(ctxt, node->next); |
| 6955 | if (ret == 0) |
| 6956 | node->_private = define; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6957 | |
| 6958 | |
| 6959 | #ifdef DEBUG |
| 6960 | xmlGenericError(xmlGenericErrorContext, |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6961 | "xmlRelaxNGValidateDefinition(): validated %s : %d", |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6962 | node->name, ret); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6963 | if (oldstate == NULL) |
| 6964 | xmlGenericError(xmlGenericErrorContext, ": no state\n"); |
| 6965 | else if (oldstate->seq == NULL) |
| 6966 | xmlGenericError(xmlGenericErrorContext, ": done\n"); |
| 6967 | else if (oldstate->seq->type == XML_ELEMENT_NODE) |
| 6968 | xmlGenericError(xmlGenericErrorContext, ": next elem %s\n", |
| 6969 | oldstate->seq->name); |
| 6970 | else |
| 6971 | xmlGenericError(xmlGenericErrorContext, ": next %s %d\n", |
| 6972 | oldstate->seq->name, oldstate->seq->type); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6973 | #endif |
| 6974 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6975 | case XML_RELAXNG_OPTIONAL: |
| 6976 | oldflags = ctxt->flags; |
| 6977 | ctxt->flags |= FLAGS_IGNORABLE; |
| 6978 | oldstate = xmlRelaxNGCopyValidState(ctxt, ctxt->state); |
| 6979 | ret = xmlRelaxNGValidateDefinition(ctxt, define->content); |
| 6980 | if (ret != 0) { |
| 6981 | xmlRelaxNGFreeValidState(ctxt->state); |
| 6982 | ctxt->state = oldstate; |
| 6983 | ret = 0; |
| 6984 | break; |
| 6985 | } |
| 6986 | xmlRelaxNGFreeValidState(oldstate); |
| 6987 | ctxt->flags = oldflags; |
| 6988 | ret = 0; |
| 6989 | break; |
| 6990 | case XML_RELAXNG_ONEORMORE: |
| 6991 | ret = xmlRelaxNGValidateDefinition(ctxt, define->content); |
| 6992 | if (ret != 0) { |
| 6993 | break; |
| 6994 | } |
| 6995 | /* no break on purpose */ |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 6996 | case XML_RELAXNG_ZEROORMORE: { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6997 | oldflags = ctxt->flags; |
| 6998 | ctxt->flags |= FLAGS_IGNORABLE; |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6999 | while (ctxt->state->nbAttrLeft != 0) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7000 | oldstate = xmlRelaxNGCopyValidState(ctxt, ctxt->state); |
| 7001 | ret = xmlRelaxNGValidateDefinition(ctxt, define->content); |
| 7002 | if (ret != 0) { |
| 7003 | xmlRelaxNGFreeValidState(ctxt->state); |
| 7004 | ctxt->state = oldstate; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7005 | break; |
| 7006 | } |
| 7007 | xmlRelaxNGFreeValidState(oldstate); |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 7008 | } |
| 7009 | if (ret == 0) { |
| 7010 | /* |
| 7011 | * There is no attribute left to be consumed, |
| 7012 | * we can check the closure by looking at ctxt->state->seq |
| 7013 | */ |
| 7014 | xmlNodePtr cur, temp; |
| 7015 | |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 7016 | cur = ctxt->state->seq; |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 7017 | temp = NULL; |
| 7018 | while ((cur != NULL) && (temp != cur)) { |
| 7019 | temp = cur; |
| 7020 | oldstate = xmlRelaxNGCopyValidState(ctxt, ctxt->state); |
| 7021 | ret = xmlRelaxNGValidateDefinition(ctxt, define->content); |
| 7022 | if (ret != 0) { |
| 7023 | xmlRelaxNGFreeValidState(ctxt->state); |
| 7024 | ctxt->state = oldstate; |
| 7025 | break; |
| 7026 | } |
| 7027 | xmlRelaxNGFreeValidState(oldstate); |
| 7028 | cur = ctxt->state->seq; |
| 7029 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7030 | } |
| 7031 | ctxt->flags = oldflags; |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 7032 | ret = 0; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7033 | break; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 7034 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7035 | case XML_RELAXNG_CHOICE: { |
| 7036 | xmlRelaxNGDefinePtr list = define->content; |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 7037 | int success = 0; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7038 | |
| 7039 | oldflags = ctxt->flags; |
| 7040 | ctxt->flags |= FLAGS_IGNORABLE; |
| 7041 | |
| 7042 | while (list != NULL) { |
| 7043 | oldstate = xmlRelaxNGCopyValidState(ctxt, ctxt->state); |
| 7044 | ret = xmlRelaxNGValidateDefinition(ctxt, list); |
| 7045 | if (ret == 0) { |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 7046 | if (xmlRelaxNGEqualValidState(ctxt, ctxt->state, oldstate)){ |
| 7047 | /* |
| 7048 | * if that pattern was nullable flag it but try |
| 7049 | * to make more progresses |
| 7050 | */ |
| 7051 | success = 1; |
| 7052 | } else { |
| 7053 | xmlRelaxNGFreeValidState(oldstate); |
| 7054 | break; |
| 7055 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7056 | } |
| 7057 | xmlRelaxNGFreeValidState(ctxt->state); |
| 7058 | ctxt->state = oldstate; |
| 7059 | list = list->next; |
| 7060 | } |
| 7061 | ctxt->flags = oldflags; |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 7062 | if (success == 1) |
| 7063 | ret = 0; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7064 | break; |
| 7065 | } |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 7066 | case XML_RELAXNG_DEF: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7067 | case XML_RELAXNG_GROUP: { |
| 7068 | xmlRelaxNGDefinePtr list = define->content; |
| 7069 | |
| 7070 | while (list != NULL) { |
| 7071 | ret = xmlRelaxNGValidateDefinition(ctxt, list); |
| 7072 | if (ret != 0) |
| 7073 | break; |
| 7074 | list = list->next; |
| 7075 | } |
| 7076 | break; |
| 7077 | } |
| 7078 | case XML_RELAXNG_INTERLEAVE: |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 7079 | ret = xmlRelaxNGValidateInterleave(ctxt, define); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7080 | break; |
| 7081 | case XML_RELAXNG_ATTRIBUTE: |
| 7082 | ret = xmlRelaxNGValidateAttribute(ctxt, define); |
| 7083 | break; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 7084 | case XML_RELAXNG_NOOP: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7085 | case XML_RELAXNG_REF: |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 7086 | case XML_RELAXNG_PARENTREF: |
| 7087 | case XML_RELAXNG_EXTERNALREF: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7088 | ret = xmlRelaxNGValidateDefinition(ctxt, define->content); |
| 7089 | break; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 7090 | case XML_RELAXNG_DATATYPE: { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7091 | xmlNodePtr child; |
| 7092 | xmlChar *content = NULL; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 7093 | |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7094 | child = node; |
| 7095 | while (child != NULL) { |
| 7096 | if (child->type == XML_ELEMENT_NODE) { |
| 7097 | VALID_CTXT(); |
| 7098 | VALID_ERROR2("Element %s has child elements\n", |
| 7099 | node->parent->name); |
| 7100 | ret = -1; |
| 7101 | break; |
| 7102 | } else if ((child->type == XML_TEXT_NODE) || |
| 7103 | (child->type == XML_CDATA_SECTION_NODE)) { |
| 7104 | content = xmlStrcat(content, child->content); |
| 7105 | } |
| 7106 | /* TODO: handle entities ... */ |
| 7107 | child = child->next; |
| 7108 | } |
| 7109 | if (ret == -1) { |
| 7110 | if (content != NULL) |
| 7111 | xmlFree(content); |
| 7112 | break; |
| 7113 | } |
| 7114 | if (content == NULL) { |
| 7115 | content = xmlStrdup(BAD_CAST ""); |
| 7116 | if (content == NULL) { |
| 7117 | VALID_CTXT(); |
| 7118 | VALID_ERROR("Allocation failure\n"); |
| 7119 | ret = -1; |
| 7120 | break; |
| 7121 | } |
| 7122 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 7123 | ret = xmlRelaxNGValidateDatatype(ctxt, content, define); |
| 7124 | if (ret == -1) { |
| 7125 | VALID_CTXT(); |
Daniel Veillard | 8bc6cf9 | 2003-02-27 17:42:22 +0000 | [diff] [blame] | 7126 | VALID_ERROR2("Error validating %s\n", define->name); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 7127 | } else if (ret == 0) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7128 | ctxt->state->seq = NULL; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 7129 | } |
| 7130 | if (content != NULL) |
| 7131 | xmlFree(content); |
| 7132 | break; |
| 7133 | } |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7134 | case XML_RELAXNG_VALUE: { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7135 | xmlChar *content = NULL; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7136 | xmlChar *oldvalue; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7137 | xmlNodePtr child; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7138 | |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7139 | child = node; |
| 7140 | while (child != NULL) { |
| 7141 | if (child->type == XML_ELEMENT_NODE) { |
| 7142 | VALID_CTXT(); |
| 7143 | VALID_ERROR2("Element %s has child elements\n", |
| 7144 | node->parent->name); |
| 7145 | ret = -1; |
| 7146 | break; |
| 7147 | } else if ((child->type == XML_TEXT_NODE) || |
| 7148 | (child->type == XML_CDATA_SECTION_NODE)) { |
| 7149 | content = xmlStrcat(content, child->content); |
| 7150 | } |
| 7151 | /* TODO: handle entities ... */ |
| 7152 | child = child->next; |
| 7153 | } |
| 7154 | if (ret == -1) { |
| 7155 | if (content != NULL) |
| 7156 | xmlFree(content); |
| 7157 | break; |
| 7158 | } |
| 7159 | if (content == NULL) { |
| 7160 | content = xmlStrdup(BAD_CAST ""); |
| 7161 | if (content == NULL) { |
| 7162 | VALID_CTXT(); |
| 7163 | VALID_ERROR("Allocation failure\n"); |
| 7164 | ret = -1; |
| 7165 | break; |
| 7166 | } |
| 7167 | } |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7168 | oldvalue = ctxt->state->value; |
| 7169 | ctxt->state->value = content; |
| 7170 | ret = xmlRelaxNGValidateValue(ctxt, define); |
| 7171 | ctxt->state->value = oldvalue; |
| 7172 | if (ret == -1) { |
| 7173 | VALID_CTXT(); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 7174 | if (define->name != NULL) { |
| 7175 | VALID_ERROR2("error validating value %s\n", define->name); |
| 7176 | } else { |
| 7177 | VALID_ERROR("error validating value\n"); |
| 7178 | } |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7179 | } else if (ret == 0) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7180 | ctxt->state->seq = NULL; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7181 | } |
| 7182 | if (content != NULL) |
| 7183 | xmlFree(content); |
| 7184 | break; |
| 7185 | } |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7186 | case XML_RELAXNG_LIST: { |
| 7187 | xmlChar *content; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7188 | xmlNodePtr child; |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7189 | xmlChar *oldvalue, *oldendvalue; |
| 7190 | int len; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7191 | |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7192 | /* |
| 7193 | * Make sure it's only text nodes |
| 7194 | */ |
| 7195 | |
| 7196 | content = NULL; |
| 7197 | child = node; |
| 7198 | while (child != NULL) { |
| 7199 | if (child->type == XML_ELEMENT_NODE) { |
| 7200 | VALID_CTXT(); |
| 7201 | VALID_ERROR2("Element %s has child elements\n", |
| 7202 | node->parent->name); |
| 7203 | ret = -1; |
| 7204 | break; |
| 7205 | } else if ((child->type == XML_TEXT_NODE) || |
| 7206 | (child->type == XML_CDATA_SECTION_NODE)) { |
| 7207 | content = xmlStrcat(content, child->content); |
| 7208 | } |
| 7209 | /* TODO: handle entities ... */ |
| 7210 | child = child->next; |
| 7211 | } |
| 7212 | if (ret == -1) { |
| 7213 | if (content != NULL) |
| 7214 | xmlFree(content); |
| 7215 | break; |
| 7216 | } |
| 7217 | if (content == NULL) { |
| 7218 | content = xmlStrdup(BAD_CAST ""); |
| 7219 | if (content == NULL) { |
| 7220 | VALID_CTXT(); |
| 7221 | VALID_ERROR("Allocation failure\n"); |
| 7222 | ret = -1; |
| 7223 | break; |
| 7224 | } |
| 7225 | } |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7226 | len = xmlStrlen(content); |
| 7227 | oldvalue = ctxt->state->value; |
| 7228 | oldendvalue = ctxt->state->endvalue; |
| 7229 | ctxt->state->value = content; |
| 7230 | ctxt->state->endvalue = content + len; |
| 7231 | ret = xmlRelaxNGValidateValue(ctxt, define); |
| 7232 | ctxt->state->value = oldvalue; |
| 7233 | ctxt->state->endvalue = oldendvalue; |
| 7234 | if (ret == -1) { |
| 7235 | VALID_CTXT(); |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 7236 | VALID_ERROR("error validating list\n"); |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7237 | } else if ((ret == 0) && (node != NULL)) { |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7238 | ctxt->state->seq = node->next; |
| 7239 | } |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7240 | if (content != NULL) |
| 7241 | xmlFree(content); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7242 | break; |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7243 | } |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 7244 | case XML_RELAXNG_START: |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 7245 | case XML_RELAXNG_EXCEPT: |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 7246 | case XML_RELAXNG_PARAM: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 7247 | TODO |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 7248 | ret = -1; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 7249 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7250 | } |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 7251 | ctxt->depth--; |
| 7252 | #ifdef DEBUG |
| 7253 | for (i = 0;i < ctxt->depth;i++) |
| 7254 | xmlGenericError(xmlGenericErrorContext, " "); |
| 7255 | xmlGenericError(xmlGenericErrorContext, |
| 7256 | "Validating %s ", xmlRelaxNGDefName(define)); |
| 7257 | if (define->name != NULL) |
| 7258 | xmlGenericError(xmlGenericErrorContext, "%s ", define->name); |
| 7259 | if (ret == 0) |
| 7260 | xmlGenericError(xmlGenericErrorContext, "suceeded\n"); |
| 7261 | else |
| 7262 | xmlGenericError(xmlGenericErrorContext, "failed\n"); |
| 7263 | #endif |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7264 | return(ret); |
| 7265 | } |
| 7266 | |
| 7267 | /** |
| 7268 | * xmlRelaxNGValidateDocument: |
| 7269 | * @ctxt: a Relax-NG validation context |
| 7270 | * @doc: the document |
| 7271 | * |
| 7272 | * Validate the given document |
| 7273 | * |
| 7274 | * Returns 0 if the validation succeeded or an error code. |
| 7275 | */ |
| 7276 | static int |
| 7277 | xmlRelaxNGValidateDocument(xmlRelaxNGValidCtxtPtr ctxt, xmlDocPtr doc) { |
| 7278 | int ret; |
| 7279 | xmlRelaxNGPtr schema; |
| 7280 | xmlRelaxNGGrammarPtr grammar; |
| 7281 | xmlRelaxNGValidStatePtr state; |
| 7282 | |
| 7283 | if ((ctxt == NULL) || (ctxt->schema == NULL) || (doc == NULL)) |
| 7284 | return(-1); |
| 7285 | |
| 7286 | schema = ctxt->schema; |
| 7287 | grammar = schema->topgrammar; |
| 7288 | if (grammar == NULL) { |
| 7289 | VALID_CTXT(); |
| 7290 | VALID_ERROR("No top grammar defined\n"); |
| 7291 | return(-1); |
| 7292 | } |
| 7293 | state = xmlRelaxNGNewValidState(ctxt, NULL); |
| 7294 | ctxt->state = state; |
| 7295 | ret = xmlRelaxNGValidateDefinition(ctxt, grammar->start); |
| 7296 | state = ctxt->state; |
| 7297 | if ((state != NULL) && (state->seq != NULL)) { |
| 7298 | xmlNodePtr node; |
| 7299 | |
| 7300 | node = state->seq; |
| 7301 | node = xmlRelaxNGSkipIgnored(ctxt, node); |
| 7302 | if (node != NULL) { |
| 7303 | VALID_CTXT(); |
| 7304 | VALID_ERROR("extra data on the document\n"); |
| 7305 | ret = -1; |
| 7306 | } |
| 7307 | } |
| 7308 | xmlRelaxNGFreeValidState(state); |
| 7309 | |
| 7310 | return(ret); |
| 7311 | } |
| 7312 | |
| 7313 | /************************************************************************ |
| 7314 | * * |
| 7315 | * Validation interfaces * |
| 7316 | * * |
| 7317 | ************************************************************************/ |
| 7318 | /** |
| 7319 | * xmlRelaxNGNewValidCtxt: |
| 7320 | * @schema: a precompiled XML RelaxNGs |
| 7321 | * |
| 7322 | * Create an XML RelaxNGs validation context based on the given schema |
| 7323 | * |
| 7324 | * Returns the validation context or NULL in case of error |
| 7325 | */ |
| 7326 | xmlRelaxNGValidCtxtPtr |
| 7327 | xmlRelaxNGNewValidCtxt(xmlRelaxNGPtr schema) { |
| 7328 | xmlRelaxNGValidCtxtPtr ret; |
| 7329 | |
| 7330 | ret = (xmlRelaxNGValidCtxtPtr) xmlMalloc(sizeof(xmlRelaxNGValidCtxt)); |
| 7331 | if (ret == NULL) { |
| 7332 | xmlGenericError(xmlGenericErrorContext, |
| 7333 | "Failed to allocate new schama validation context\n"); |
| 7334 | return (NULL); |
| 7335 | } |
| 7336 | memset(ret, 0, sizeof(xmlRelaxNGValidCtxt)); |
| 7337 | ret->schema = schema; |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 7338 | ret->error = xmlGenericError; |
| 7339 | ret->userData = xmlGenericErrorContext; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7340 | return (ret); |
| 7341 | } |
| 7342 | |
| 7343 | /** |
| 7344 | * xmlRelaxNGFreeValidCtxt: |
| 7345 | * @ctxt: the schema validation context |
| 7346 | * |
| 7347 | * Free the resources associated to the schema validation context |
| 7348 | */ |
| 7349 | void |
| 7350 | xmlRelaxNGFreeValidCtxt(xmlRelaxNGValidCtxtPtr ctxt) { |
| 7351 | if (ctxt == NULL) |
| 7352 | return; |
| 7353 | xmlFree(ctxt); |
| 7354 | } |
| 7355 | |
| 7356 | /** |
| 7357 | * xmlRelaxNGSetValidErrors: |
| 7358 | * @ctxt: a Relax-NG validation context |
| 7359 | * @err: the error function |
| 7360 | * @warn: the warning function |
| 7361 | * @ctx: the functions context |
| 7362 | * |
| 7363 | * Set the error and warning callback informations |
| 7364 | */ |
| 7365 | void |
| 7366 | xmlRelaxNGSetValidErrors(xmlRelaxNGValidCtxtPtr ctxt, |
| 7367 | xmlRelaxNGValidityErrorFunc err, |
| 7368 | xmlRelaxNGValidityWarningFunc warn, void *ctx) { |
| 7369 | if (ctxt == NULL) |
| 7370 | return; |
| 7371 | ctxt->error = err; |
| 7372 | ctxt->warning = warn; |
| 7373 | ctxt->userData = ctx; |
| 7374 | } |
| 7375 | |
| 7376 | /** |
| 7377 | * xmlRelaxNGValidateDoc: |
| 7378 | * @ctxt: a Relax-NG validation context |
| 7379 | * @doc: a parsed document tree |
| 7380 | * |
| 7381 | * Validate a document tree in memory. |
| 7382 | * |
| 7383 | * Returns 0 if the document is valid, a positive error code |
| 7384 | * number otherwise and -1 in case of internal or API error. |
| 7385 | */ |
| 7386 | int |
| 7387 | xmlRelaxNGValidateDoc(xmlRelaxNGValidCtxtPtr ctxt, xmlDocPtr doc) { |
| 7388 | int ret; |
| 7389 | |
| 7390 | if ((ctxt == NULL) || (doc == NULL)) |
| 7391 | return(-1); |
| 7392 | |
| 7393 | ctxt->doc = doc; |
| 7394 | |
| 7395 | ret = xmlRelaxNGValidateDocument(ctxt, doc); |
Daniel Veillard | 71531f3 | 2003-02-05 13:19:53 +0000 | [diff] [blame] | 7396 | /* |
| 7397 | * TODO: build error codes |
| 7398 | */ |
| 7399 | if (ret == -1) |
| 7400 | return(1); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7401 | return(ret); |
| 7402 | } |
| 7403 | |
| 7404 | #endif /* LIBXML_SCHEMAS_ENABLED */ |
| 7405 | |