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 | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 12 | * - simplification of the resulting compiled trees: |
| 13 | * - NOT_ALLOWED |
| 14 | * - EMPTY |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 15 | * - handle namespace declarations as attributes. |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 16 | * - add support for DTD compatibility spec |
| 17 | * http://www.oasis-open.org/committees/relax-ng/compatibility-20011203.html |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 18 | */ |
| 19 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 20 | #define IN_LIBXML |
| 21 | #include "libxml.h" |
| 22 | |
| 23 | #ifdef LIBXML_SCHEMAS_ENABLED |
| 24 | |
| 25 | #include <string.h> |
| 26 | #include <stdio.h> |
| 27 | #include <libxml/xmlmemory.h> |
| 28 | #include <libxml/parser.h> |
| 29 | #include <libxml/parserInternals.h> |
| 30 | #include <libxml/hash.h> |
| 31 | #include <libxml/uri.h> |
| 32 | |
| 33 | #include <libxml/relaxng.h> |
| 34 | |
| 35 | #include <libxml/xmlschemastypes.h> |
| 36 | #include <libxml/xmlautomata.h> |
| 37 | #include <libxml/xmlregexp.h> |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 38 | #include <libxml/xmlschemastypes.h> |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 39 | |
| 40 | /* |
| 41 | * The Relax-NG namespace |
| 42 | */ |
| 43 | static const xmlChar *xmlRelaxNGNs = (const xmlChar *) |
| 44 | "http://relaxng.org/ns/structure/1.0"; |
| 45 | |
| 46 | #define IS_RELAXNG(node, type) \ |
| 47 | ((node != NULL) && (node->ns != NULL) && \ |
| 48 | (xmlStrEqual(node->name, (const xmlChar *) type)) && \ |
| 49 | (xmlStrEqual(node->ns->href, xmlRelaxNGNs))) |
| 50 | |
| 51 | |
Daniel Veillard | 71531f3 | 2003-02-05 13:19:53 +0000 | [diff] [blame] | 52 | /* #define DEBUG 1 */ /* very verbose output */ |
| 53 | /* #define DEBUG_CONTENT 1 */ |
| 54 | /* #define DEBUG_TYPE 1 */ |
| 55 | /* #define DEBUG_VALID 1 */ |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 56 | /* #define DEBUG_INTERLEAVE 1 */ |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 57 | /* #define DEBUG_LIST 1 */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 58 | |
| 59 | #define UNBOUNDED (1 << 30) |
| 60 | #define TODO \ |
| 61 | xmlGenericError(xmlGenericErrorContext, \ |
| 62 | "Unimplemented block at %s:%d\n", \ |
| 63 | __FILE__, __LINE__); |
| 64 | |
| 65 | typedef struct _xmlRelaxNGSchema xmlRelaxNGSchema; |
| 66 | typedef xmlRelaxNGSchema *xmlRelaxNGSchemaPtr; |
| 67 | |
| 68 | typedef struct _xmlRelaxNGDefine xmlRelaxNGDefine; |
| 69 | typedef xmlRelaxNGDefine *xmlRelaxNGDefinePtr; |
| 70 | |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 71 | typedef struct _xmlRelaxNGDocument xmlRelaxNGDocument; |
| 72 | typedef xmlRelaxNGDocument *xmlRelaxNGDocumentPtr; |
| 73 | |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 74 | typedef struct _xmlRelaxNGInclude xmlRelaxNGInclude; |
| 75 | typedef xmlRelaxNGInclude *xmlRelaxNGIncludePtr; |
| 76 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 77 | typedef enum { |
| 78 | XML_RELAXNG_COMBINE_UNDEFINED = 0, /* undefined */ |
| 79 | XML_RELAXNG_COMBINE_CHOICE, /* choice */ |
| 80 | XML_RELAXNG_COMBINE_INTERLEAVE /* interleave */ |
| 81 | } xmlRelaxNGCombine; |
| 82 | |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 83 | typedef enum { |
| 84 | XML_RELAXNG_CONTENT_ERROR = -1, |
| 85 | XML_RELAXNG_CONTENT_EMPTY = 0, |
| 86 | XML_RELAXNG_CONTENT_SIMPLE, |
| 87 | XML_RELAXNG_CONTENT_COMPLEX |
| 88 | } xmlRelaxNGContentType; |
| 89 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 90 | typedef struct _xmlRelaxNGGrammar xmlRelaxNGGrammar; |
| 91 | typedef xmlRelaxNGGrammar *xmlRelaxNGGrammarPtr; |
| 92 | |
| 93 | struct _xmlRelaxNGGrammar { |
| 94 | xmlRelaxNGGrammarPtr parent;/* the parent grammar if any */ |
| 95 | xmlRelaxNGGrammarPtr children;/* the children grammar if any */ |
| 96 | xmlRelaxNGGrammarPtr next; /* the next grammar if any */ |
| 97 | xmlRelaxNGDefinePtr start; /* <start> content */ |
| 98 | xmlRelaxNGCombine combine; /* the default combine value */ |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 99 | xmlRelaxNGDefinePtr startList;/* list of <start> definitions */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 100 | xmlHashTablePtr defs; /* define* */ |
| 101 | xmlHashTablePtr refs; /* references */ |
| 102 | }; |
| 103 | |
| 104 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 105 | typedef enum { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 106 | XML_RELAXNG_NOOP = -1, /* a no operation from simplification */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 107 | XML_RELAXNG_EMPTY = 0, /* an empty pattern */ |
| 108 | XML_RELAXNG_NOT_ALLOWED, /* not allowed top */ |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 109 | XML_RELAXNG_EXCEPT, /* except present in nameclass defs */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 110 | XML_RELAXNG_TEXT, /* textual content */ |
| 111 | XML_RELAXNG_ELEMENT, /* an element */ |
| 112 | XML_RELAXNG_DATATYPE, /* extenal data type definition */ |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 113 | XML_RELAXNG_PARAM, /* extenal data type parameter */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 114 | XML_RELAXNG_VALUE, /* value from an extenal data type definition */ |
| 115 | XML_RELAXNG_LIST, /* a list of patterns */ |
| 116 | XML_RELAXNG_ATTRIBUTE, /* an attrbute following a pattern */ |
| 117 | XML_RELAXNG_DEF, /* a definition */ |
| 118 | XML_RELAXNG_REF, /* reference to a definition */ |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 119 | XML_RELAXNG_EXTERNALREF, /* reference to an external def */ |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 120 | XML_RELAXNG_PARENTREF, /* reference to a def in the parent grammar */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 121 | XML_RELAXNG_OPTIONAL, /* optional patterns */ |
| 122 | XML_RELAXNG_ZEROORMORE, /* zero or more non empty patterns */ |
| 123 | XML_RELAXNG_ONEORMORE, /* one or more non empty patterns */ |
| 124 | XML_RELAXNG_CHOICE, /* a choice between non empty patterns */ |
| 125 | XML_RELAXNG_GROUP, /* a pair/group of non empty patterns */ |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 126 | XML_RELAXNG_INTERLEAVE, /* interleaving choice of non-empty patterns */ |
| 127 | XML_RELAXNG_START /* Used to keep track of starts on grammars */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 128 | } xmlRelaxNGType; |
| 129 | |
| 130 | struct _xmlRelaxNGDefine { |
| 131 | xmlRelaxNGType type; /* the type of definition */ |
| 132 | xmlNodePtr node; /* the node in the source */ |
| 133 | xmlChar *name; /* the element local name if present */ |
| 134 | xmlChar *ns; /* the namespace local name if present */ |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 135 | xmlChar *value; /* value when available */ |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 136 | void *data; /* data lib or specific pointer */ |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 137 | int depth; /* used for the cycle detection */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 138 | xmlRelaxNGDefinePtr content;/* the expected content */ |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 139 | xmlRelaxNGDefinePtr parent; /* the parent definition, if any */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 140 | xmlRelaxNGDefinePtr next; /* list within grouping sequences */ |
| 141 | xmlRelaxNGDefinePtr attrs; /* list of attributes for elements */ |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 142 | xmlRelaxNGDefinePtr nameClass;/* the nameClass definition if any */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 143 | xmlRelaxNGDefinePtr nextHash;/* next define in defs/refs hash tables */ |
| 144 | }; |
| 145 | |
| 146 | /** |
| 147 | * _xmlRelaxNG: |
| 148 | * |
| 149 | * A RelaxNGs definition |
| 150 | */ |
| 151 | struct _xmlRelaxNG { |
| 152 | xmlRelaxNGGrammarPtr topgrammar; |
| 153 | xmlDocPtr doc; |
| 154 | |
| 155 | xmlHashTablePtr defs; /* define */ |
| 156 | xmlHashTablePtr refs; /* references */ |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 157 | xmlHashTablePtr documents; /* all the documents loaded */ |
| 158 | xmlHashTablePtr includes; /* all the includes loaded */ |
| 159 | int defNr; /* number of defines used */ |
| 160 | xmlRelaxNGDefinePtr *defTab;/* pointer to the allocated definitions */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 161 | void *_private; /* unused by the library for users or bindings */ |
| 162 | }; |
| 163 | |
| 164 | typedef enum { |
| 165 | XML_RELAXNG_ERR_OK = 0, |
| 166 | XML_RELAXNG_ERR_NOROOT = 1, |
| 167 | XML_RELAXNG_ERR_ |
| 168 | } xmlRelaxNGValidError; |
| 169 | |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 170 | #define XML_RELAXNG_IN_ATTRIBUTE (1 << 0) |
| 171 | #define XML_RELAXNG_IN_ONEORMORE (1 << 1) |
| 172 | #define XML_RELAXNG_IN_LIST (1 << 2) |
| 173 | #define XML_RELAXNG_IN_DATAEXCEPT (1 << 3) |
| 174 | #define XML_RELAXNG_IN_START (1 << 4) |
| 175 | #define XML_RELAXNG_IN_OOMGROUP (1 << 5) |
| 176 | #define XML_RELAXNG_IN_OOMINTERLEAVE (1 << 6) |
| 177 | #define XML_RELAXNG_IN_EXTERNALREF (1 << 7) |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 178 | #define XML_RELAXNG_IN_ANYEXCEPT (1 << 8) |
| 179 | #define XML_RELAXNG_IN_NSEXCEPT (1 << 9) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 180 | |
| 181 | struct _xmlRelaxNGParserCtxt { |
| 182 | void *userData; /* user specific data block */ |
| 183 | xmlRelaxNGValidityErrorFunc error; /* the callback in case of errors */ |
| 184 | xmlRelaxNGValidityWarningFunc warning;/* the callback in case of warning */ |
| 185 | xmlRelaxNGValidError err; |
| 186 | |
| 187 | xmlRelaxNGPtr schema; /* The schema in use */ |
| 188 | xmlRelaxNGGrammarPtr grammar; /* the current grammar */ |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 189 | xmlRelaxNGGrammarPtr parentgrammar;/* the parent grammar */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 190 | int flags; /* parser flags */ |
| 191 | int nbErrors; /* number of errors at parse time */ |
| 192 | int nbWarnings; /* number of warnings at parse time */ |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 193 | const xmlChar *define; /* the current define scope */ |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 194 | xmlRelaxNGDefinePtr def; /* the current define */ |
| 195 | |
| 196 | int nbInterleaves; |
| 197 | xmlHashTablePtr interleaves; /* keep track of all the interleaves */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 198 | |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 199 | xmlHashTablePtr documents; /* all the documents loaded */ |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 200 | xmlHashTablePtr includes; /* all the includes loaded */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 201 | xmlChar *URL; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 202 | xmlDocPtr document; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 203 | |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 204 | int defNr; /* number of defines used */ |
| 205 | int defMax; /* number of defines aloocated */ |
| 206 | xmlRelaxNGDefinePtr *defTab; /* pointer to the allocated definitions */ |
| 207 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 208 | const char *buffer; |
| 209 | int size; |
| 210 | |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 211 | /* the document stack */ |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 212 | xmlRelaxNGDocumentPtr doc; /* Current parsed external ref */ |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 213 | int docNr; /* Depth of the parsing stack */ |
| 214 | int docMax; /* Max depth of the parsing stack */ |
| 215 | xmlRelaxNGDocumentPtr *docTab; /* array of docs */ |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 216 | |
| 217 | /* the include stack */ |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 218 | xmlRelaxNGIncludePtr inc; /* Current parsed include */ |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 219 | int incNr; /* Depth of the include parsing stack */ |
| 220 | int incMax; /* Max depth of the parsing stack */ |
| 221 | xmlRelaxNGIncludePtr *incTab; /* array of incs */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 222 | }; |
| 223 | |
| 224 | #define FLAGS_IGNORABLE 1 |
| 225 | #define FLAGS_NEGATIVE 2 |
| 226 | |
| 227 | /** |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 228 | * xmlRelaxNGInterleaveGroup: |
| 229 | * |
| 230 | * A RelaxNGs partition set associated to lists of definitions |
| 231 | */ |
| 232 | typedef struct _xmlRelaxNGInterleaveGroup xmlRelaxNGInterleaveGroup; |
| 233 | typedef xmlRelaxNGInterleaveGroup *xmlRelaxNGInterleaveGroupPtr; |
| 234 | struct _xmlRelaxNGInterleaveGroup { |
| 235 | xmlRelaxNGDefinePtr rule; /* the rule to satisfy */ |
| 236 | xmlRelaxNGDefinePtr *defs; /* the array of element definitions */ |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 237 | xmlRelaxNGDefinePtr *attrs; /* the array of attributes definitions */ |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 238 | }; |
| 239 | |
| 240 | /** |
| 241 | * xmlRelaxNGPartitions: |
| 242 | * |
| 243 | * A RelaxNGs partition associated to an interleave group |
| 244 | */ |
| 245 | typedef struct _xmlRelaxNGPartition xmlRelaxNGPartition; |
| 246 | typedef xmlRelaxNGPartition *xmlRelaxNGPartitionPtr; |
| 247 | struct _xmlRelaxNGPartition { |
| 248 | int nbgroups; /* number of groups in the partitions */ |
| 249 | xmlRelaxNGInterleaveGroupPtr *groups; |
| 250 | }; |
| 251 | |
| 252 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 253 | * xmlRelaxNGValidState: |
| 254 | * |
| 255 | * A RelaxNGs validation state |
| 256 | */ |
| 257 | #define MAX_ATTR 20 |
| 258 | typedef struct _xmlRelaxNGValidState xmlRelaxNGValidState; |
| 259 | typedef xmlRelaxNGValidState *xmlRelaxNGValidStatePtr; |
| 260 | struct _xmlRelaxNGValidState { |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 261 | xmlNodePtr node; /* the current node */ |
| 262 | xmlNodePtr seq; /* the sequence of children left to validate */ |
| 263 | int nbAttrs; /* the number of attributes */ |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 264 | int nbAttrLeft; /* the number of attributes left to validate */ |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 265 | xmlChar *value; /* the value when operating on string */ |
| 266 | xmlChar *endvalue; /* the end value when operating on string */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 267 | xmlAttrPtr attrs[1]; /* the array of attributes */ |
| 268 | }; |
| 269 | |
| 270 | /** |
| 271 | * xmlRelaxNGValidCtxt: |
| 272 | * |
| 273 | * A RelaxNGs validation context |
| 274 | */ |
| 275 | |
| 276 | struct _xmlRelaxNGValidCtxt { |
| 277 | void *userData; /* user specific data block */ |
| 278 | xmlRelaxNGValidityErrorFunc error; /* the callback in case of errors */ |
| 279 | xmlRelaxNGValidityWarningFunc warning;/* the callback in case of warning */ |
| 280 | |
| 281 | xmlRelaxNGPtr schema; /* The schema in use */ |
| 282 | xmlDocPtr doc; /* the document being validated */ |
| 283 | xmlRelaxNGValidStatePtr state; /* the current validation state */ |
| 284 | int flags; /* validation flags */ |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 285 | int depth; /* validation depth */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 286 | }; |
| 287 | |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 288 | /** |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 289 | * xmlRelaxNGInclude: |
| 290 | * |
| 291 | * Structure associated to a RelaxNGs document element |
| 292 | */ |
| 293 | struct _xmlRelaxNGInclude { |
| 294 | xmlChar *href; /* the normalized href value */ |
| 295 | xmlDocPtr doc; /* the associated XML document */ |
| 296 | xmlRelaxNGDefinePtr content;/* the definitions */ |
| 297 | xmlRelaxNGPtr schema; /* the schema */ |
| 298 | }; |
| 299 | |
| 300 | /** |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 301 | * xmlRelaxNGDocument: |
| 302 | * |
| 303 | * Structure associated to a RelaxNGs document element |
| 304 | */ |
| 305 | struct _xmlRelaxNGDocument { |
| 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 | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 312 | /************************************************************************ |
| 313 | * * |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 314 | * Preliminary type checking interfaces * |
| 315 | * * |
| 316 | ************************************************************************/ |
| 317 | /** |
| 318 | * xmlRelaxNGTypeHave: |
| 319 | * @data: data needed for the library |
| 320 | * @type: the type name |
| 321 | * @value: the value to check |
| 322 | * |
| 323 | * Function provided by a type library to check if a type is exported |
| 324 | * |
| 325 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 326 | */ |
| 327 | typedef int (*xmlRelaxNGTypeHave) (void *data, const xmlChar *type); |
| 328 | |
| 329 | /** |
| 330 | * xmlRelaxNGTypeCheck: |
| 331 | * @data: data needed for the library |
| 332 | * @type: the type name |
| 333 | * @value: the value to check |
| 334 | * |
| 335 | * Function provided by a type library to check if a value match a type |
| 336 | * |
| 337 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 338 | */ |
| 339 | typedef int (*xmlRelaxNGTypeCheck) (void *data, const xmlChar *type, |
| 340 | const xmlChar *value); |
| 341 | |
| 342 | /** |
| 343 | * xmlRelaxNGTypeCompare: |
| 344 | * @data: data needed for the library |
| 345 | * @type: the type name |
| 346 | * @value1: the first value |
| 347 | * @value2: the second value |
| 348 | * |
| 349 | * Function provided by a type library to compare two values accordingly |
| 350 | * to a type. |
| 351 | * |
| 352 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 353 | */ |
| 354 | typedef int (*xmlRelaxNGTypeCompare) (void *data, const xmlChar *type, |
| 355 | const xmlChar *value1, |
| 356 | const xmlChar *value2); |
| 357 | typedef struct _xmlRelaxNGTypeLibrary xmlRelaxNGTypeLibrary; |
| 358 | typedef xmlRelaxNGTypeLibrary *xmlRelaxNGTypeLibraryPtr; |
| 359 | struct _xmlRelaxNGTypeLibrary { |
| 360 | const xmlChar *namespace; /* the datatypeLibrary value */ |
| 361 | void *data; /* data needed for the library */ |
| 362 | xmlRelaxNGTypeHave have; /* the export function */ |
| 363 | xmlRelaxNGTypeCheck check; /* the checking function */ |
| 364 | xmlRelaxNGTypeCompare comp; /* the compare function */ |
| 365 | }; |
| 366 | |
| 367 | /************************************************************************ |
| 368 | * * |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 369 | * Allocation functions * |
| 370 | * * |
| 371 | ************************************************************************/ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 372 | static void xmlRelaxNGFreeGrammar(xmlRelaxNGGrammarPtr grammar); |
| 373 | static void xmlRelaxNGFreeDefine(xmlRelaxNGDefinePtr define); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 374 | static void xmlRelaxNGNormExtSpace(xmlChar *value); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 375 | |
| 376 | /** |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 377 | * xmlRelaxNGFreeDocument: |
| 378 | * @docu: a document structure |
| 379 | * |
| 380 | * Deallocate a RelaxNG document structure. |
| 381 | */ |
| 382 | static void |
| 383 | xmlRelaxNGFreeDocument(xmlRelaxNGDocumentPtr docu) |
| 384 | { |
| 385 | if (docu == NULL) |
| 386 | return; |
| 387 | |
| 388 | if (docu->href != NULL) |
| 389 | xmlFree(docu->href); |
| 390 | if (docu->doc != NULL) |
| 391 | xmlFreeDoc(docu->doc); |
| 392 | if (docu->schema != NULL) |
| 393 | xmlRelaxNGFree(docu->schema); |
| 394 | xmlFree(docu); |
| 395 | } |
| 396 | |
| 397 | /** |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 398 | * xmlRelaxNGFreeInclude: |
| 399 | * @incl: a include structure |
| 400 | * |
| 401 | * Deallocate a RelaxNG include structure. |
| 402 | */ |
| 403 | static void |
| 404 | xmlRelaxNGFreeInclude(xmlRelaxNGIncludePtr incl) |
| 405 | { |
| 406 | if (incl == NULL) |
| 407 | return; |
| 408 | |
| 409 | if (incl->href != NULL) |
| 410 | xmlFree(incl->href); |
| 411 | if (incl->doc != NULL) |
| 412 | xmlFreeDoc(incl->doc); |
| 413 | if (incl->schema != NULL) |
| 414 | xmlRelaxNGFree(incl->schema); |
| 415 | xmlFree(incl); |
| 416 | } |
| 417 | |
| 418 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 419 | * xmlRelaxNGNewRelaxNG: |
| 420 | * @ctxt: a Relax-NG validation context (optional) |
| 421 | * |
| 422 | * Allocate a new RelaxNG structure. |
| 423 | * |
| 424 | * Returns the newly allocated structure or NULL in case or error |
| 425 | */ |
| 426 | static xmlRelaxNGPtr |
| 427 | xmlRelaxNGNewRelaxNG(xmlRelaxNGParserCtxtPtr ctxt) |
| 428 | { |
| 429 | xmlRelaxNGPtr ret; |
| 430 | |
| 431 | ret = (xmlRelaxNGPtr) xmlMalloc(sizeof(xmlRelaxNG)); |
| 432 | if (ret == NULL) { |
| 433 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 434 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 435 | ctxt->nbErrors++; |
| 436 | return (NULL); |
| 437 | } |
| 438 | memset(ret, 0, sizeof(xmlRelaxNG)); |
| 439 | |
| 440 | return (ret); |
| 441 | } |
| 442 | |
| 443 | /** |
| 444 | * xmlRelaxNGFree: |
| 445 | * @schema: a schema structure |
| 446 | * |
| 447 | * Deallocate a RelaxNG structure. |
| 448 | */ |
| 449 | void |
| 450 | xmlRelaxNGFree(xmlRelaxNGPtr schema) |
| 451 | { |
| 452 | if (schema == NULL) |
| 453 | return; |
| 454 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 455 | if (schema->topgrammar != NULL) |
| 456 | xmlRelaxNGFreeGrammar(schema->topgrammar); |
| 457 | if (schema->doc != NULL) |
| 458 | xmlFreeDoc(schema->doc); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 459 | if (schema->documents != NULL) |
| 460 | xmlHashFree(schema->documents, (xmlHashDeallocator) |
| 461 | xmlRelaxNGFreeDocument); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 462 | if (schema->includes != NULL) |
| 463 | xmlHashFree(schema->includes, (xmlHashDeallocator) |
| 464 | xmlRelaxNGFreeInclude); |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 465 | if (schema->defTab != NULL) { |
| 466 | int i; |
| 467 | |
| 468 | for (i = 0;i < schema->defNr;i++) |
| 469 | xmlRelaxNGFreeDefine(schema->defTab[i]); |
| 470 | xmlFree(schema->defTab); |
| 471 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 472 | |
| 473 | xmlFree(schema); |
| 474 | } |
| 475 | |
| 476 | /** |
| 477 | * xmlRelaxNGNewGrammar: |
| 478 | * @ctxt: a Relax-NG validation context (optional) |
| 479 | * |
| 480 | * Allocate a new RelaxNG grammar. |
| 481 | * |
| 482 | * Returns the newly allocated structure or NULL in case or error |
| 483 | */ |
| 484 | static xmlRelaxNGGrammarPtr |
| 485 | xmlRelaxNGNewGrammar(xmlRelaxNGParserCtxtPtr ctxt) |
| 486 | { |
| 487 | xmlRelaxNGGrammarPtr ret; |
| 488 | |
| 489 | ret = (xmlRelaxNGGrammarPtr) xmlMalloc(sizeof(xmlRelaxNGGrammar)); |
| 490 | if (ret == NULL) { |
| 491 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 492 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 493 | ctxt->nbErrors++; |
| 494 | return (NULL); |
| 495 | } |
| 496 | memset(ret, 0, sizeof(xmlRelaxNGGrammar)); |
| 497 | |
| 498 | return (ret); |
| 499 | } |
| 500 | |
| 501 | /** |
| 502 | * xmlRelaxNGFreeGrammar: |
| 503 | * @grammar: a grammar structure |
| 504 | * |
| 505 | * Deallocate a RelaxNG grammar structure. |
| 506 | */ |
| 507 | static void |
| 508 | xmlRelaxNGFreeGrammar(xmlRelaxNGGrammarPtr grammar) |
| 509 | { |
| 510 | if (grammar == NULL) |
| 511 | return; |
| 512 | |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 513 | if (grammar->next != NULL) { |
| 514 | xmlRelaxNGFreeGrammar(grammar->next); |
| 515 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 516 | if (grammar->refs != NULL) { |
| 517 | xmlHashFree(grammar->refs, NULL); |
| 518 | } |
| 519 | if (grammar->defs != NULL) { |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 520 | xmlHashFree(grammar->defs, NULL); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 521 | } |
| 522 | |
| 523 | xmlFree(grammar); |
| 524 | } |
| 525 | |
| 526 | /** |
| 527 | * xmlRelaxNGNewDefine: |
| 528 | * @ctxt: a Relax-NG validation context |
| 529 | * @node: the node in the input document. |
| 530 | * |
| 531 | * Allocate a new RelaxNG define. |
| 532 | * |
| 533 | * Returns the newly allocated structure or NULL in case or error |
| 534 | */ |
| 535 | static xmlRelaxNGDefinePtr |
| 536 | xmlRelaxNGNewDefine(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) |
| 537 | { |
| 538 | xmlRelaxNGDefinePtr ret; |
| 539 | |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 540 | if (ctxt->defMax == 0) { |
| 541 | ctxt->defMax = 16; |
| 542 | ctxt->defNr = 0; |
| 543 | ctxt->defTab = (xmlRelaxNGDefinePtr *) |
| 544 | xmlMalloc(ctxt->defMax * sizeof(xmlRelaxNGDefinePtr)); |
| 545 | if (ctxt->defTab == NULL) { |
| 546 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 547 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 548 | ctxt->nbErrors++; |
| 549 | return (NULL); |
| 550 | } |
| 551 | } else if (ctxt->defMax <= ctxt->defNr) { |
| 552 | xmlRelaxNGDefinePtr *tmp; |
| 553 | ctxt->defMax *= 2; |
| 554 | tmp = (xmlRelaxNGDefinePtr *) xmlRealloc(ctxt->defTab, |
| 555 | ctxt->defMax * sizeof(xmlRelaxNGDefinePtr)); |
| 556 | if (tmp == NULL) { |
| 557 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 558 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 559 | ctxt->nbErrors++; |
| 560 | return (NULL); |
| 561 | } |
| 562 | ctxt->defTab = tmp; |
| 563 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 564 | ret = (xmlRelaxNGDefinePtr) xmlMalloc(sizeof(xmlRelaxNGDefine)); |
| 565 | if (ret == NULL) { |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 566 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 567 | ctxt->error(ctxt->userData, "Out of memory\n"); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 568 | ctxt->nbErrors++; |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 569 | return(NULL); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 570 | } |
| 571 | memset(ret, 0, sizeof(xmlRelaxNGDefine)); |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 572 | ctxt->defTab[ctxt->defNr++] = ret; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 573 | ret->node = node; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 574 | ret->depth = -1; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 575 | return (ret); |
| 576 | } |
| 577 | |
| 578 | /** |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 579 | * xmlRelaxNGFreePartition: |
| 580 | * @partitions: a partition set structure |
| 581 | * |
| 582 | * Deallocate RelaxNG partition set structures. |
| 583 | */ |
| 584 | static void |
| 585 | xmlRelaxNGFreePartition(xmlRelaxNGPartitionPtr partitions) { |
| 586 | xmlRelaxNGInterleaveGroupPtr group; |
| 587 | int j; |
| 588 | |
| 589 | if (partitions != NULL) { |
| 590 | if (partitions->groups != NULL) { |
| 591 | for (j = 0;j < partitions->nbgroups;j++) { |
| 592 | group = partitions->groups[j]; |
| 593 | if (group != NULL) { |
| 594 | if (group->defs != NULL) |
| 595 | xmlFree(group->defs); |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 596 | if (group->attrs != NULL) |
| 597 | xmlFree(group->attrs); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 598 | xmlFree(group); |
| 599 | } |
| 600 | } |
| 601 | xmlFree(partitions->groups); |
| 602 | } |
| 603 | xmlFree(partitions); |
| 604 | } |
| 605 | } |
| 606 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 607 | * xmlRelaxNGFreeDefine: |
| 608 | * @define: a define structure |
| 609 | * |
| 610 | * Deallocate a RelaxNG define structure. |
| 611 | */ |
| 612 | static void |
| 613 | xmlRelaxNGFreeDefine(xmlRelaxNGDefinePtr define) |
| 614 | { |
| 615 | if (define == NULL) |
| 616 | return; |
| 617 | |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 618 | if ((define->data != NULL) && |
| 619 | (define->type == XML_RELAXNG_INTERLEAVE)) |
| 620 | xmlRelaxNGFreePartition((xmlRelaxNGPartitionPtr) define->data); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 621 | if (define->name != NULL) |
| 622 | xmlFree(define->name); |
| 623 | if (define->ns != NULL) |
| 624 | xmlFree(define->ns); |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 625 | if (define->value != NULL) |
| 626 | xmlFree(define->value); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 627 | xmlFree(define); |
| 628 | } |
| 629 | |
| 630 | /** |
| 631 | * xmlRelaxNGNewValidState: |
| 632 | * @ctxt: a Relax-NG validation context |
| 633 | * @node: the current node or NULL for the document |
| 634 | * |
| 635 | * Allocate a new RelaxNG validation state |
| 636 | * |
| 637 | * Returns the newly allocated structure or NULL in case or error |
| 638 | */ |
| 639 | static xmlRelaxNGValidStatePtr |
| 640 | xmlRelaxNGNewValidState(xmlRelaxNGValidCtxtPtr ctxt, xmlNodePtr node) |
| 641 | { |
| 642 | xmlRelaxNGValidStatePtr ret; |
| 643 | xmlAttrPtr attr; |
| 644 | xmlAttrPtr attrs[MAX_ATTR]; |
| 645 | int nbAttrs = 0; |
| 646 | xmlNodePtr root = NULL; |
| 647 | |
| 648 | if (node == NULL) { |
| 649 | root = xmlDocGetRootElement(ctxt->doc); |
| 650 | if (root == NULL) |
| 651 | return(NULL); |
| 652 | } else { |
| 653 | attr = node->properties; |
| 654 | while (attr != NULL) { |
| 655 | if (nbAttrs < MAX_ATTR) |
| 656 | attrs[nbAttrs++] = attr; |
| 657 | else |
| 658 | nbAttrs++; |
| 659 | attr = attr->next; |
| 660 | } |
| 661 | } |
| 662 | |
| 663 | if (nbAttrs < MAX_ATTR) |
| 664 | attrs[nbAttrs] = NULL; |
| 665 | ret = (xmlRelaxNGValidStatePtr) xmlMalloc(sizeof(xmlRelaxNGValidState) + |
| 666 | nbAttrs * sizeof(xmlAttrPtr)); |
| 667 | if (ret == NULL) { |
| 668 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 669 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 670 | return (NULL); |
| 671 | } |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 672 | ret->value = NULL; |
| 673 | ret->endvalue = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 674 | if (node == NULL) { |
| 675 | ret->node = (xmlNodePtr) ctxt->doc; |
| 676 | ret->seq = root; |
| 677 | ret->nbAttrs = 0; |
| 678 | } else { |
| 679 | ret->node = node; |
| 680 | ret->seq = node->children; |
| 681 | ret->nbAttrs = nbAttrs; |
| 682 | if (nbAttrs > 0) { |
| 683 | if (nbAttrs < MAX_ATTR) { |
| 684 | memcpy(&(ret->attrs[0]), attrs, |
| 685 | sizeof(xmlAttrPtr) * (nbAttrs + 1)); |
| 686 | } else { |
| 687 | attr = node->properties; |
| 688 | nbAttrs = 0; |
| 689 | while (attr != NULL) { |
| 690 | ret->attrs[nbAttrs++] = attr; |
| 691 | attr = attr->next; |
| 692 | } |
| 693 | ret->attrs[nbAttrs] = NULL; |
| 694 | } |
| 695 | } |
| 696 | } |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 697 | ret->nbAttrLeft = ret->nbAttrs; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 698 | return (ret); |
| 699 | } |
| 700 | |
| 701 | /** |
| 702 | * xmlRelaxNGCopyValidState: |
| 703 | * @ctxt: a Relax-NG validation context |
| 704 | * @state: a validation state |
| 705 | * |
| 706 | * Copy the validation state |
| 707 | * |
| 708 | * Returns the newly allocated structure or NULL in case or error |
| 709 | */ |
| 710 | static xmlRelaxNGValidStatePtr |
| 711 | xmlRelaxNGCopyValidState(xmlRelaxNGValidCtxtPtr ctxt, |
| 712 | xmlRelaxNGValidStatePtr state) |
| 713 | { |
| 714 | xmlRelaxNGValidStatePtr ret; |
| 715 | unsigned int size; |
| 716 | |
| 717 | if (state == NULL) |
| 718 | return(NULL); |
| 719 | |
| 720 | size = sizeof(xmlRelaxNGValidState) + |
| 721 | state->nbAttrs * sizeof(xmlAttrPtr); |
| 722 | ret = (xmlRelaxNGValidStatePtr) xmlMalloc(size); |
| 723 | if (ret == NULL) { |
| 724 | if ((ctxt != NULL) && (ctxt->error != NULL)) |
| 725 | ctxt->error(ctxt->userData, "Out of memory\n"); |
| 726 | return (NULL); |
| 727 | } |
| 728 | memcpy(ret, state, size); |
| 729 | return(ret); |
| 730 | } |
| 731 | |
| 732 | /** |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 733 | * xmlRelaxNGEqualValidState: |
| 734 | * @ctxt: a Relax-NG validation context |
| 735 | * @state1: a validation state |
| 736 | * @state2: a validation state |
| 737 | * |
| 738 | * Compare the validation states for equality |
| 739 | * |
| 740 | * Returns 1 if equald, 0 otherwise |
| 741 | */ |
| 742 | static int |
| 743 | xmlRelaxNGEqualValidState(xmlRelaxNGValidCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 744 | xmlRelaxNGValidStatePtr state1, |
| 745 | xmlRelaxNGValidStatePtr state2) |
| 746 | { |
| 747 | int i; |
| 748 | |
| 749 | if ((state1 == NULL) || (state2 == NULL)) |
| 750 | return(0); |
| 751 | if (state1 == state2) |
| 752 | return(1); |
| 753 | if (state1->node != state2->node) |
| 754 | return(0); |
| 755 | if (state1->seq != state2->seq) |
| 756 | return(0); |
| 757 | if (state1->nbAttrLeft != state2->nbAttrLeft) |
| 758 | return(0); |
| 759 | if (state1->nbAttrs != state2->nbAttrs) |
| 760 | return(0); |
| 761 | if (state1->endvalue != state2->endvalue) |
| 762 | return(0); |
| 763 | if ((state1->value != state2->value) && |
| 764 | (!xmlStrEqual(state1->value, state2->value))) |
| 765 | return(0); |
| 766 | for (i = 0;i < state1->nbAttrs;i++) { |
| 767 | if (state1->attrs[i] != state2->attrs[i]) |
| 768 | return(0); |
| 769 | } |
| 770 | return(1); |
| 771 | } |
| 772 | |
| 773 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 774 | * xmlRelaxNGFreeValidState: |
| 775 | * @state: a validation state structure |
| 776 | * |
| 777 | * Deallocate a RelaxNG validation state structure. |
| 778 | */ |
| 779 | static void |
| 780 | xmlRelaxNGFreeValidState(xmlRelaxNGValidStatePtr state) |
| 781 | { |
| 782 | if (state == NULL) |
| 783 | return; |
| 784 | |
| 785 | xmlFree(state); |
| 786 | } |
| 787 | |
| 788 | /************************************************************************ |
| 789 | * * |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 790 | * Document functions * |
| 791 | * * |
| 792 | ************************************************************************/ |
| 793 | static xmlDocPtr xmlRelaxNGCleanupDoc(xmlRelaxNGParserCtxtPtr ctxt, |
| 794 | xmlDocPtr doc); |
| 795 | |
| 796 | /** |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 797 | * xmlRelaxNGIncludePush: |
| 798 | * @ctxt: the parser context |
| 799 | * @value: the element doc |
| 800 | * |
| 801 | * Pushes a new include on top of the include stack |
| 802 | * |
| 803 | * Returns 0 in case of error, the index in the stack otherwise |
| 804 | */ |
| 805 | static int |
| 806 | xmlRelaxNGIncludePush(xmlRelaxNGParserCtxtPtr ctxt, |
| 807 | xmlRelaxNGIncludePtr value) |
| 808 | { |
| 809 | if (ctxt->incTab == NULL) { |
| 810 | ctxt->incMax = 4; |
| 811 | ctxt->incNr = 0; |
| 812 | ctxt->incTab = (xmlRelaxNGIncludePtr *) xmlMalloc( |
| 813 | ctxt->incMax * sizeof(ctxt->incTab[0])); |
| 814 | if (ctxt->incTab == NULL) { |
| 815 | xmlGenericError(xmlGenericErrorContext, "malloc failed !\n"); |
| 816 | return (0); |
| 817 | } |
| 818 | } |
| 819 | if (ctxt->incNr >= ctxt->incMax) { |
| 820 | ctxt->incMax *= 2; |
| 821 | ctxt->incTab = |
| 822 | (xmlRelaxNGIncludePtr *) xmlRealloc(ctxt->incTab, |
| 823 | ctxt->incMax * |
| 824 | sizeof(ctxt->incTab[0])); |
| 825 | if (ctxt->incTab == NULL) { |
| 826 | xmlGenericError(xmlGenericErrorContext, "realloc failed !\n"); |
| 827 | return (0); |
| 828 | } |
| 829 | } |
| 830 | ctxt->incTab[ctxt->incNr] = value; |
| 831 | ctxt->inc = value; |
| 832 | return (ctxt->incNr++); |
| 833 | } |
| 834 | |
| 835 | /** |
| 836 | * xmlRelaxNGIncludePop: |
| 837 | * @ctxt: the parser context |
| 838 | * |
| 839 | * Pops the top include from the include stack |
| 840 | * |
| 841 | * Returns the include just removed |
| 842 | */ |
| 843 | static xmlRelaxNGIncludePtr |
| 844 | xmlRelaxNGIncludePop(xmlRelaxNGParserCtxtPtr ctxt) |
| 845 | { |
| 846 | xmlRelaxNGIncludePtr ret; |
| 847 | |
| 848 | if (ctxt->incNr <= 0) |
| 849 | return (0); |
| 850 | ctxt->incNr--; |
| 851 | if (ctxt->incNr > 0) |
| 852 | ctxt->inc = ctxt->incTab[ctxt->incNr - 1]; |
| 853 | else |
| 854 | ctxt->inc = NULL; |
| 855 | ret = ctxt->incTab[ctxt->incNr]; |
| 856 | ctxt->incTab[ctxt->incNr] = 0; |
| 857 | return (ret); |
| 858 | } |
| 859 | |
| 860 | /** |
| 861 | * xmlRelaxNGLoadInclude: |
| 862 | * @ctxt: the parser context |
| 863 | * @URL: the normalized URL |
| 864 | * @node: the include node. |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 865 | * @ns: the namespace passed from the context. |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 866 | * |
| 867 | * First lookup if the document is already loaded into the parser context, |
| 868 | * check against recursion. If not found the resource is loaded and |
| 869 | * the content is preprocessed before being returned back to the caller. |
| 870 | * |
| 871 | * Returns the xmlRelaxNGIncludePtr or NULL in case of error |
| 872 | */ |
| 873 | static xmlRelaxNGIncludePtr |
| 874 | xmlRelaxNGLoadInclude(xmlRelaxNGParserCtxtPtr ctxt, const xmlChar *URL, |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 875 | xmlNodePtr node, const xmlChar *ns) { |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 876 | xmlRelaxNGIncludePtr ret = NULL; |
| 877 | xmlDocPtr doc; |
| 878 | int i; |
| 879 | xmlNodePtr root, tmp, tmp2, cur; |
| 880 | |
| 881 | /* |
| 882 | * check against recursion in the stack |
| 883 | */ |
| 884 | for (i = 0;i < ctxt->incNr;i++) { |
| 885 | if (xmlStrEqual(ctxt->incTab[i]->href, URL)) { |
| 886 | if (ctxt->error != NULL) |
| 887 | ctxt->error(ctxt->userData, |
| 888 | "Detected an externalRef recursion for %s\n", |
| 889 | URL); |
| 890 | ctxt->nbErrors++; |
| 891 | return(NULL); |
| 892 | } |
| 893 | } |
| 894 | |
| 895 | /* |
| 896 | * Lookup in the hash table |
| 897 | */ |
| 898 | if (ctxt->includes == NULL) { |
| 899 | ctxt->includes = xmlHashCreate(10); |
| 900 | if (ctxt->includes == NULL) { |
| 901 | if (ctxt->error != NULL) |
| 902 | ctxt->error(ctxt->userData, |
| 903 | "Failed to allocate hash table for document\n"); |
| 904 | ctxt->nbErrors++; |
| 905 | return(NULL); |
| 906 | } |
| 907 | } else { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 908 | if (ns == NULL) |
| 909 | ret = xmlHashLookup2(ctxt->includes, BAD_CAST "", URL); |
| 910 | else |
| 911 | ret = xmlHashLookup2(ctxt->includes, ns, URL); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 912 | if (ret != NULL) |
| 913 | return(ret); |
| 914 | } |
| 915 | |
| 916 | |
| 917 | /* |
| 918 | * load the document |
| 919 | */ |
| 920 | doc = xmlParseFile((const char *) URL); |
| 921 | if (doc == NULL) { |
| 922 | if (ctxt->error != NULL) |
| 923 | ctxt->error(ctxt->userData, |
| 924 | "xmlRelaxNG: could not load %s\n", URL); |
| 925 | ctxt->nbErrors++; |
| 926 | return (NULL); |
| 927 | } |
| 928 | |
| 929 | /* |
| 930 | * Allocate the document structures and register it first. |
| 931 | */ |
| 932 | ret = (xmlRelaxNGIncludePtr) xmlMalloc(sizeof(xmlRelaxNGInclude)); |
| 933 | if (ret == NULL) { |
| 934 | if (ctxt->error != NULL) |
| 935 | ctxt->error(ctxt->userData, |
| 936 | "xmlRelaxNG: allocate memory for doc %s\n", URL); |
| 937 | ctxt->nbErrors++; |
| 938 | xmlFreeDoc(doc); |
| 939 | return (NULL); |
| 940 | } |
| 941 | memset(ret, 0, sizeof(xmlRelaxNGInclude)); |
| 942 | ret->doc = doc; |
| 943 | ret->href = xmlStrdup(URL); |
| 944 | |
| 945 | /* |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 946 | * transmit the ns if needed |
| 947 | */ |
| 948 | if (ns != NULL) { |
| 949 | root = xmlDocGetRootElement(doc); |
| 950 | if (root != NULL) { |
| 951 | if (xmlHasProp(root, BAD_CAST"ns") == NULL) { |
| 952 | xmlSetProp(root, BAD_CAST"ns", ns); |
| 953 | } |
| 954 | } |
| 955 | } |
| 956 | |
| 957 | /* |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 958 | * push it on the stack and register it in the hash table |
| 959 | */ |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 960 | if (ns == NULL) |
| 961 | xmlHashAddEntry2(ctxt->includes, BAD_CAST "", URL, ret); |
| 962 | else |
| 963 | xmlHashAddEntry2(ctxt->includes, ns, URL, ret); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 964 | xmlRelaxNGIncludePush(ctxt, ret); |
| 965 | |
| 966 | /* |
| 967 | * Some preprocessing of the document content, this include recursing |
| 968 | * in the include stack. |
| 969 | */ |
| 970 | doc = xmlRelaxNGCleanupDoc(ctxt, doc); |
| 971 | if (doc == NULL) { |
| 972 | /* xmlFreeDoc(ctxt->include); */ |
| 973 | ctxt->inc = NULL; |
| 974 | return(NULL); |
| 975 | } |
| 976 | |
| 977 | /* |
| 978 | * Pop up the include from the stack |
| 979 | */ |
| 980 | xmlRelaxNGIncludePop(ctxt); |
| 981 | |
| 982 | /* |
| 983 | * Check that the top element is a grammar |
| 984 | */ |
| 985 | root = xmlDocGetRootElement(doc); |
| 986 | if (root == NULL) { |
| 987 | if (ctxt->error != NULL) |
| 988 | ctxt->error(ctxt->userData, |
| 989 | "xmlRelaxNG: included document is empty %s\n", URL); |
| 990 | ctxt->nbErrors++; |
| 991 | xmlFreeDoc(doc); |
| 992 | return (NULL); |
| 993 | } |
| 994 | if (!IS_RELAXNG(root, "grammar")) { |
| 995 | if (ctxt->error != NULL) |
| 996 | ctxt->error(ctxt->userData, |
| 997 | "xmlRelaxNG: included document %s root is not a grammar\n", |
| 998 | URL); |
| 999 | ctxt->nbErrors++; |
| 1000 | xmlFreeDoc(doc); |
| 1001 | return (NULL); |
| 1002 | } |
| 1003 | |
| 1004 | /* |
| 1005 | * Elimination of redefined rules in the include. |
| 1006 | */ |
| 1007 | cur = node->children; |
| 1008 | while (cur != NULL) { |
| 1009 | if (IS_RELAXNG(cur, "start")) { |
| 1010 | int found = 0; |
| 1011 | |
| 1012 | tmp = root->children; |
| 1013 | while (tmp != NULL) { |
| 1014 | tmp2 = tmp->next; |
| 1015 | if (IS_RELAXNG(tmp, "start")) { |
| 1016 | found = 1; |
| 1017 | xmlUnlinkNode(tmp); |
| 1018 | xmlFreeNode(tmp); |
| 1019 | } |
| 1020 | tmp = tmp2; |
| 1021 | } |
| 1022 | if (!found) { |
| 1023 | if (ctxt->error != NULL) |
| 1024 | ctxt->error(ctxt->userData, |
| 1025 | "xmlRelaxNG: include %s has a start but not the included grammar\n", |
| 1026 | URL); |
| 1027 | ctxt->nbErrors++; |
| 1028 | } |
| 1029 | } else if (IS_RELAXNG(cur, "define")) { |
| 1030 | xmlChar *name, *name2; |
| 1031 | |
| 1032 | name = xmlGetProp(cur, BAD_CAST "name"); |
| 1033 | if (name == NULL) { |
| 1034 | if (ctxt->error != NULL) |
| 1035 | ctxt->error(ctxt->userData, |
| 1036 | "xmlRelaxNG: include %s has define without name\n", |
| 1037 | URL); |
| 1038 | ctxt->nbErrors++; |
| 1039 | } else { |
| 1040 | int found = 0; |
| 1041 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1042 | xmlRelaxNGNormExtSpace(name); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1043 | tmp = root->children; |
| 1044 | while (tmp != NULL) { |
| 1045 | tmp2 = tmp->next; |
| 1046 | if (IS_RELAXNG(tmp, "define")) { |
| 1047 | name2 = xmlGetProp(tmp, BAD_CAST "name"); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1048 | xmlRelaxNGNormExtSpace(name2); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1049 | if (name2 != NULL) { |
| 1050 | if (xmlStrEqual(name, name2)) { |
| 1051 | found = 1; |
| 1052 | xmlUnlinkNode(tmp); |
| 1053 | xmlFreeNode(tmp); |
| 1054 | } |
| 1055 | xmlFree(name2); |
| 1056 | } |
| 1057 | } |
| 1058 | tmp = tmp2; |
| 1059 | } |
| 1060 | if (!found) { |
| 1061 | if (ctxt->error != NULL) |
| 1062 | ctxt->error(ctxt->userData, |
| 1063 | "xmlRelaxNG: include %s has a define %s but not the included grammar\n", |
| 1064 | URL, name); |
| 1065 | ctxt->nbErrors++; |
| 1066 | } |
| 1067 | xmlFree(name); |
| 1068 | } |
| 1069 | } |
| 1070 | cur = cur->next; |
| 1071 | } |
| 1072 | |
| 1073 | |
| 1074 | return(ret); |
| 1075 | } |
| 1076 | |
| 1077 | /** |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1078 | * xmlRelaxNGDocumentPush: |
| 1079 | * @ctxt: the parser context |
| 1080 | * @value: the element doc |
| 1081 | * |
| 1082 | * Pushes a new doc on top of the doc stack |
| 1083 | * |
| 1084 | * Returns 0 in case of error, the index in the stack otherwise |
| 1085 | */ |
| 1086 | static int |
| 1087 | xmlRelaxNGDocumentPush(xmlRelaxNGParserCtxtPtr ctxt, |
| 1088 | xmlRelaxNGDocumentPtr value) |
| 1089 | { |
| 1090 | if (ctxt->docTab == NULL) { |
| 1091 | ctxt->docMax = 4; |
| 1092 | ctxt->docNr = 0; |
| 1093 | ctxt->docTab = (xmlRelaxNGDocumentPtr *) xmlMalloc( |
| 1094 | ctxt->docMax * sizeof(ctxt->docTab[0])); |
| 1095 | if (ctxt->docTab == NULL) { |
| 1096 | xmlGenericError(xmlGenericErrorContext, "malloc failed !\n"); |
| 1097 | return (0); |
| 1098 | } |
| 1099 | } |
| 1100 | if (ctxt->docNr >= ctxt->docMax) { |
| 1101 | ctxt->docMax *= 2; |
| 1102 | ctxt->docTab = |
| 1103 | (xmlRelaxNGDocumentPtr *) xmlRealloc(ctxt->docTab, |
| 1104 | ctxt->docMax * |
| 1105 | sizeof(ctxt->docTab[0])); |
| 1106 | if (ctxt->docTab == NULL) { |
| 1107 | xmlGenericError(xmlGenericErrorContext, "realloc failed !\n"); |
| 1108 | return (0); |
| 1109 | } |
| 1110 | } |
| 1111 | ctxt->docTab[ctxt->docNr] = value; |
| 1112 | ctxt->doc = value; |
| 1113 | return (ctxt->docNr++); |
| 1114 | } |
| 1115 | |
| 1116 | /** |
| 1117 | * xmlRelaxNGDocumentPop: |
| 1118 | * @ctxt: the parser context |
| 1119 | * |
| 1120 | * Pops the top doc from the doc stack |
| 1121 | * |
| 1122 | * Returns the doc just removed |
| 1123 | */ |
| 1124 | static xmlRelaxNGDocumentPtr |
| 1125 | xmlRelaxNGDocumentPop(xmlRelaxNGParserCtxtPtr ctxt) |
| 1126 | { |
| 1127 | xmlRelaxNGDocumentPtr ret; |
| 1128 | |
| 1129 | if (ctxt->docNr <= 0) |
| 1130 | return (0); |
| 1131 | ctxt->docNr--; |
| 1132 | if (ctxt->docNr > 0) |
| 1133 | ctxt->doc = ctxt->docTab[ctxt->docNr - 1]; |
| 1134 | else |
| 1135 | ctxt->doc = NULL; |
| 1136 | ret = ctxt->docTab[ctxt->docNr]; |
| 1137 | ctxt->docTab[ctxt->docNr] = 0; |
| 1138 | return (ret); |
| 1139 | } |
| 1140 | |
| 1141 | /** |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1142 | * xmlRelaxNGLoadExternalRef: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1143 | * @ctxt: the parser context |
| 1144 | * @URL: the normalized URL |
| 1145 | * @ns: the inherited ns if any |
| 1146 | * |
| 1147 | * First lookup if the document is already loaded into the parser context, |
| 1148 | * check against recursion. If not found the resource is loaded and |
| 1149 | * the content is preprocessed before being returned back to the caller. |
| 1150 | * |
| 1151 | * Returns the xmlRelaxNGDocumentPtr or NULL in case of error |
| 1152 | */ |
| 1153 | static xmlRelaxNGDocumentPtr |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 1154 | xmlRelaxNGLoadExternalRef(xmlRelaxNGParserCtxtPtr ctxt, const xmlChar *URL, |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1155 | const xmlChar *ns) { |
| 1156 | xmlRelaxNGDocumentPtr ret = NULL; |
| 1157 | xmlDocPtr doc; |
| 1158 | xmlNodePtr root; |
| 1159 | int i; |
| 1160 | |
| 1161 | /* |
| 1162 | * check against recursion in the stack |
| 1163 | */ |
| 1164 | for (i = 0;i < ctxt->docNr;i++) { |
| 1165 | if (xmlStrEqual(ctxt->docTab[i]->href, URL)) { |
| 1166 | if (ctxt->error != NULL) |
| 1167 | ctxt->error(ctxt->userData, |
| 1168 | "Detected an externalRef recursion for %s\n", |
| 1169 | URL); |
| 1170 | ctxt->nbErrors++; |
| 1171 | return(NULL); |
| 1172 | } |
| 1173 | } |
| 1174 | |
| 1175 | /* |
| 1176 | * Lookup in the hash table |
| 1177 | */ |
| 1178 | if (ctxt->documents == NULL) { |
| 1179 | ctxt->documents = xmlHashCreate(10); |
| 1180 | if (ctxt->documents == NULL) { |
| 1181 | if (ctxt->error != NULL) |
| 1182 | ctxt->error(ctxt->userData, |
| 1183 | "Failed to allocate hash table for document\n"); |
| 1184 | ctxt->nbErrors++; |
| 1185 | return(NULL); |
| 1186 | } |
| 1187 | } else { |
| 1188 | if (ns == NULL) |
| 1189 | ret = xmlHashLookup2(ctxt->documents, BAD_CAST "", URL); |
| 1190 | else |
| 1191 | ret = xmlHashLookup2(ctxt->documents, ns, URL); |
| 1192 | if (ret != NULL) |
| 1193 | return(ret); |
| 1194 | } |
| 1195 | |
| 1196 | |
| 1197 | /* |
| 1198 | * load the document |
| 1199 | */ |
| 1200 | doc = xmlParseFile((const char *) URL); |
| 1201 | if (doc == NULL) { |
| 1202 | if (ctxt->error != NULL) |
| 1203 | ctxt->error(ctxt->userData, |
| 1204 | "xmlRelaxNG: could not load %s\n", URL); |
| 1205 | ctxt->nbErrors++; |
| 1206 | return (NULL); |
| 1207 | } |
| 1208 | |
| 1209 | /* |
| 1210 | * Allocate the document structures and register it first. |
| 1211 | */ |
| 1212 | ret = (xmlRelaxNGDocumentPtr) xmlMalloc(sizeof(xmlRelaxNGDocument)); |
| 1213 | if (ret == NULL) { |
| 1214 | if (ctxt->error != NULL) |
| 1215 | ctxt->error(ctxt->userData, |
| 1216 | "xmlRelaxNG: allocate memory for doc %s\n", URL); |
| 1217 | ctxt->nbErrors++; |
| 1218 | xmlFreeDoc(doc); |
| 1219 | return (NULL); |
| 1220 | } |
| 1221 | memset(ret, 0, sizeof(xmlRelaxNGDocument)); |
| 1222 | ret->doc = doc; |
| 1223 | ret->href = xmlStrdup(URL); |
| 1224 | |
| 1225 | /* |
| 1226 | * transmit the ns if needed |
| 1227 | */ |
| 1228 | if (ns != NULL) { |
| 1229 | root = xmlDocGetRootElement(doc); |
| 1230 | if (root != NULL) { |
| 1231 | if (xmlHasProp(root, BAD_CAST"ns") == NULL) { |
| 1232 | xmlSetProp(root, BAD_CAST"ns", ns); |
| 1233 | } |
| 1234 | } |
| 1235 | } |
| 1236 | |
| 1237 | /* |
| 1238 | * push it on the stack and register it in the hash table |
| 1239 | */ |
| 1240 | if (ns == NULL) |
| 1241 | xmlHashAddEntry2(ctxt->documents, BAD_CAST "", URL, ret); |
| 1242 | else |
| 1243 | xmlHashAddEntry2(ctxt->documents, ns, URL, ret); |
| 1244 | xmlRelaxNGDocumentPush(ctxt, ret); |
| 1245 | |
| 1246 | /* |
| 1247 | * Some preprocessing of the document content |
| 1248 | */ |
| 1249 | doc = xmlRelaxNGCleanupDoc(ctxt, doc); |
| 1250 | if (doc == NULL) { |
| 1251 | xmlFreeDoc(ctxt->document); |
| 1252 | ctxt->doc = NULL; |
| 1253 | return(NULL); |
| 1254 | } |
| 1255 | |
| 1256 | xmlRelaxNGDocumentPop(ctxt); |
| 1257 | |
| 1258 | return(ret); |
| 1259 | } |
| 1260 | |
| 1261 | /************************************************************************ |
| 1262 | * * |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1263 | * Error functions * |
| 1264 | * * |
| 1265 | ************************************************************************/ |
| 1266 | |
| 1267 | #define VALID_CTXT() \ |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 1268 | if (((ctxt->flags & 1) == 0) || (ctxt->flags & 2)) \ |
| 1269 | xmlGenericError(xmlGenericErrorContext, \ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1270 | "error detected at %s:%d\n", \ |
| 1271 | __FILE__, __LINE__); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 1272 | |
| 1273 | #define VALID_ERROR(a) \ |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 1274 | if (((ctxt->flags & 1) == 0) || (ctxt->flags & 2)) \ |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 1275 | if (ctxt->error != NULL) ctxt->error(ctxt->userData, a) |
| 1276 | #define VALID_ERROR2(a, b) \ |
| 1277 | if (((ctxt->flags & 1) == 0) || (ctxt->flags & 2)) \ |
| 1278 | if (ctxt->error != NULL) ctxt->error(ctxt->userData, a, b) |
| 1279 | #define VALID_ERROR3(a, b, c) \ |
| 1280 | if (((ctxt->flags & 1) == 0) || (ctxt->flags & 2)) \ |
| 1281 | if (ctxt->error != NULL) ctxt->error(ctxt->userData, a, b, c) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1282 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1283 | #ifdef DEBUG |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 1284 | static const char * |
| 1285 | xmlRelaxNGDefName(xmlRelaxNGDefinePtr def) { |
| 1286 | if (def == NULL) |
| 1287 | return("none"); |
| 1288 | switch(def->type) { |
| 1289 | case XML_RELAXNG_EMPTY: return("empty"); |
| 1290 | case XML_RELAXNG_NOT_ALLOWED: return("notAllowed"); |
| 1291 | case XML_RELAXNG_EXCEPT: return("except"); |
| 1292 | case XML_RELAXNG_TEXT: return("text"); |
| 1293 | case XML_RELAXNG_ELEMENT: return("element"); |
| 1294 | case XML_RELAXNG_DATATYPE: return("datatype"); |
| 1295 | case XML_RELAXNG_VALUE: return("value"); |
| 1296 | case XML_RELAXNG_LIST: return("list"); |
| 1297 | case XML_RELAXNG_ATTRIBUTE: return("attribute"); |
| 1298 | case XML_RELAXNG_DEF: return("def"); |
| 1299 | case XML_RELAXNG_REF: return("ref"); |
| 1300 | case XML_RELAXNG_EXTERNALREF: return("externalRef"); |
| 1301 | case XML_RELAXNG_PARENTREF: return("parentRef"); |
| 1302 | case XML_RELAXNG_OPTIONAL: return("optional"); |
| 1303 | case XML_RELAXNG_ZEROORMORE: return("zeroOrMore"); |
| 1304 | case XML_RELAXNG_ONEORMORE: return("oneOrMore"); |
| 1305 | case XML_RELAXNG_CHOICE: return("choice"); |
| 1306 | case XML_RELAXNG_GROUP: return("group"); |
| 1307 | case XML_RELAXNG_INTERLEAVE: return("interleave"); |
| 1308 | case XML_RELAXNG_START: return("start"); |
| 1309 | } |
| 1310 | return("unknown"); |
| 1311 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1312 | #endif |
| 1313 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1314 | #if 0 |
| 1315 | /** |
| 1316 | * xmlRelaxNGErrorContext: |
| 1317 | * @ctxt: the parsing context |
| 1318 | * @schema: the schema being built |
| 1319 | * @node: the node being processed |
| 1320 | * @child: the child being processed |
| 1321 | * |
| 1322 | * Dump a RelaxNGType structure |
| 1323 | */ |
| 1324 | static void |
| 1325 | xmlRelaxNGErrorContext(xmlRelaxNGParserCtxtPtr ctxt, xmlRelaxNGPtr schema, |
| 1326 | xmlNodePtr node, xmlNodePtr child) |
| 1327 | { |
| 1328 | int line = 0; |
| 1329 | const xmlChar *file = NULL; |
| 1330 | const xmlChar *name = NULL; |
| 1331 | const char *type = "error"; |
| 1332 | |
| 1333 | if ((ctxt == NULL) || (ctxt->error == NULL)) |
| 1334 | return; |
| 1335 | |
| 1336 | if (child != NULL) |
| 1337 | node = child; |
| 1338 | |
| 1339 | if (node != NULL) { |
| 1340 | if ((node->type == XML_DOCUMENT_NODE) || |
| 1341 | (node->type == XML_HTML_DOCUMENT_NODE)) { |
| 1342 | xmlDocPtr doc = (xmlDocPtr) node; |
| 1343 | |
| 1344 | file = doc->URL; |
| 1345 | } else { |
| 1346 | /* |
| 1347 | * Try to find contextual informations to report |
| 1348 | */ |
| 1349 | if (node->type == XML_ELEMENT_NODE) { |
| 1350 | line = (int) node->content; |
| 1351 | } else if ((node->prev != NULL) && |
| 1352 | (node->prev->type == XML_ELEMENT_NODE)) { |
| 1353 | line = (int) node->prev->content; |
| 1354 | } else if ((node->parent != NULL) && |
| 1355 | (node->parent->type == XML_ELEMENT_NODE)) { |
| 1356 | line = (int) node->parent->content; |
| 1357 | } |
| 1358 | if ((node->doc != NULL) && (node->doc->URL != NULL)) |
| 1359 | file = node->doc->URL; |
| 1360 | if (node->name != NULL) |
| 1361 | name = node->name; |
| 1362 | } |
| 1363 | } |
| 1364 | |
| 1365 | if (ctxt != NULL) |
| 1366 | type = "compilation error"; |
| 1367 | else if (schema != NULL) |
| 1368 | type = "runtime error"; |
| 1369 | |
| 1370 | if ((file != NULL) && (line != 0) && (name != NULL)) |
| 1371 | ctxt->error(ctxt->userData, "%s: file %s line %d element %s\n", |
| 1372 | type, file, line, name); |
| 1373 | else if ((file != NULL) && (name != NULL)) |
| 1374 | ctxt->error(ctxt->userData, "%s: file %s element %s\n", |
| 1375 | type, file, name); |
| 1376 | else if ((file != NULL) && (line != 0)) |
| 1377 | ctxt->error(ctxt->userData, "%s: file %s line %d\n", type, file, line); |
| 1378 | else if (file != NULL) |
| 1379 | ctxt->error(ctxt->userData, "%s: file %s\n", type, file); |
| 1380 | else if (name != NULL) |
| 1381 | ctxt->error(ctxt->userData, "%s: element %s\n", type, name); |
| 1382 | else |
| 1383 | ctxt->error(ctxt->userData, "%s\n", type); |
| 1384 | } |
| 1385 | #endif |
| 1386 | |
| 1387 | /************************************************************************ |
| 1388 | * * |
| 1389 | * Type library hooks * |
| 1390 | * * |
| 1391 | ************************************************************************/ |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 1392 | static xmlChar *xmlRelaxNGNormalize(xmlRelaxNGValidCtxtPtr ctxt, |
| 1393 | const xmlChar *str); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1394 | |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1395 | /** |
| 1396 | * xmlRelaxNGSchemaTypeHave: |
| 1397 | * @data: data needed for the library |
| 1398 | * @type: the type name |
| 1399 | * |
| 1400 | * Check if the given type is provided by |
| 1401 | * the W3C XMLSchema Datatype library. |
| 1402 | * |
| 1403 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1404 | */ |
| 1405 | static int |
| 1406 | xmlRelaxNGSchemaTypeHave(void *data ATTRIBUTE_UNUSED, |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 1407 | const xmlChar *type) { |
| 1408 | xmlSchemaTypePtr typ; |
| 1409 | |
| 1410 | if (type == NULL) |
| 1411 | return(-1); |
| 1412 | typ = xmlSchemaGetPredefinedType(type, |
| 1413 | BAD_CAST "http://www.w3.org/2001/XMLSchema"); |
| 1414 | if (typ == NULL) |
| 1415 | return(0); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1416 | return(1); |
| 1417 | } |
| 1418 | |
| 1419 | /** |
| 1420 | * xmlRelaxNGSchemaTypeCheck: |
| 1421 | * @data: data needed for the library |
| 1422 | * @type: the type name |
| 1423 | * @value: the value to check |
| 1424 | * |
| 1425 | * Check if the given type and value are validated by |
| 1426 | * the W3C XMLSchema Datatype library. |
| 1427 | * |
| 1428 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1429 | */ |
| 1430 | static int |
| 1431 | xmlRelaxNGSchemaTypeCheck(void *data ATTRIBUTE_UNUSED, |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 1432 | const xmlChar *type, |
| 1433 | const xmlChar *value) { |
| 1434 | xmlSchemaTypePtr typ; |
| 1435 | int ret; |
| 1436 | |
| 1437 | /* |
| 1438 | * TODO: the type should be cached ab provided back, interface subject |
| 1439 | * to changes. |
| 1440 | * TODO: handle facets, may require an additional interface and keep |
| 1441 | * the value returned from the validation. |
| 1442 | */ |
| 1443 | if ((type == NULL) || (value == NULL)) |
| 1444 | return(-1); |
| 1445 | typ = xmlSchemaGetPredefinedType(type, |
| 1446 | BAD_CAST "http://www.w3.org/2001/XMLSchema"); |
| 1447 | if (typ == NULL) |
| 1448 | return(-1); |
| 1449 | ret = xmlSchemaValidatePredefinedType(typ, value, NULL); |
| 1450 | if (ret == 0) |
| 1451 | return(1); |
| 1452 | if (ret > 0) |
| 1453 | return(0); |
| 1454 | return(-1); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1455 | } |
| 1456 | |
| 1457 | /** |
| 1458 | * xmlRelaxNGSchemaTypeCompare: |
| 1459 | * @data: data needed for the library |
| 1460 | * @type: the type name |
| 1461 | * @value1: the first value |
| 1462 | * @value2: the second value |
| 1463 | * |
| 1464 | * Compare two values accordingly a type from the W3C XMLSchema |
| 1465 | * Datatype library. |
| 1466 | * |
| 1467 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1468 | */ |
| 1469 | static int |
| 1470 | xmlRelaxNGSchemaTypeCompare(void *data ATTRIBUTE_UNUSED, |
| 1471 | const xmlChar *type ATTRIBUTE_UNUSED, |
| 1472 | const xmlChar *value1 ATTRIBUTE_UNUSED, |
| 1473 | const xmlChar *value2 ATTRIBUTE_UNUSED) { |
| 1474 | TODO |
| 1475 | return(1); |
| 1476 | } |
| 1477 | |
| 1478 | /** |
| 1479 | * xmlRelaxNGDefaultTypeHave: |
| 1480 | * @data: data needed for the library |
| 1481 | * @type: the type name |
| 1482 | * |
| 1483 | * Check if the given type is provided by |
| 1484 | * the default datatype library. |
| 1485 | * |
| 1486 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1487 | */ |
| 1488 | static int |
| 1489 | xmlRelaxNGDefaultTypeHave(void *data ATTRIBUTE_UNUSED, const xmlChar *type) { |
| 1490 | if (type == NULL) |
| 1491 | return(-1); |
| 1492 | if (xmlStrEqual(type, BAD_CAST "string")) |
| 1493 | return(1); |
| 1494 | if (xmlStrEqual(type, BAD_CAST "token")) |
| 1495 | return(1); |
| 1496 | return(0); |
| 1497 | } |
| 1498 | |
| 1499 | /** |
| 1500 | * xmlRelaxNGDefaultTypeCheck: |
| 1501 | * @data: data needed for the library |
| 1502 | * @type: the type name |
| 1503 | * @value: the value to check |
| 1504 | * |
| 1505 | * Check if the given type and value are validated by |
| 1506 | * the default datatype library. |
| 1507 | * |
| 1508 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1509 | */ |
| 1510 | static int |
| 1511 | xmlRelaxNGDefaultTypeCheck(void *data ATTRIBUTE_UNUSED, |
| 1512 | const xmlChar *type ATTRIBUTE_UNUSED, |
| 1513 | const xmlChar *value ATTRIBUTE_UNUSED) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1514 | if (value == NULL) |
| 1515 | return(-1); |
| 1516 | if (xmlStrEqual(type, BAD_CAST "string")) |
| 1517 | return(1); |
| 1518 | if (xmlStrEqual(type, BAD_CAST "token")) { |
| 1519 | #if 0 |
| 1520 | const xmlChar *cur = value; |
| 1521 | |
| 1522 | while (*cur != 0) { |
| 1523 | if (!IS_BLANK(*cur)) |
| 1524 | return(1); |
| 1525 | cur++; |
| 1526 | } |
| 1527 | #endif |
| 1528 | return(1); |
| 1529 | } |
| 1530 | |
| 1531 | return(0); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1532 | } |
| 1533 | |
| 1534 | /** |
| 1535 | * xmlRelaxNGDefaultTypeCompare: |
| 1536 | * @data: data needed for the library |
| 1537 | * @type: the type name |
| 1538 | * @value1: the first value |
| 1539 | * @value2: the second value |
| 1540 | * |
| 1541 | * Compare two values accordingly a type from the default |
| 1542 | * datatype library. |
| 1543 | * |
| 1544 | * Returns 1 if yes, 0 if no and -1 in case of error. |
| 1545 | */ |
| 1546 | static int |
| 1547 | xmlRelaxNGDefaultTypeCompare(void *data ATTRIBUTE_UNUSED, |
| 1548 | const xmlChar *type ATTRIBUTE_UNUSED, |
| 1549 | const xmlChar *value1 ATTRIBUTE_UNUSED, |
| 1550 | const xmlChar *value2 ATTRIBUTE_UNUSED) { |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 1551 | int ret = -1; |
| 1552 | |
| 1553 | if (xmlStrEqual(type, BAD_CAST "string")) { |
| 1554 | ret = xmlStrEqual(value1, value2); |
| 1555 | } else if (xmlStrEqual(type, BAD_CAST "token")) { |
| 1556 | if (!xmlStrEqual(value1, value2)) { |
| 1557 | xmlChar *nval, *nvalue; |
| 1558 | |
| 1559 | /* |
| 1560 | * TODO: trivial optimizations are possible by |
| 1561 | * computing at compile-time |
| 1562 | */ |
| 1563 | nval = xmlRelaxNGNormalize(NULL, value1); |
| 1564 | nvalue = xmlRelaxNGNormalize(NULL, value2); |
| 1565 | |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1566 | if ((nval == NULL) || (nvalue == NULL)) |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 1567 | ret = -1; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1568 | else if (xmlStrEqual(nval, nvalue)) |
| 1569 | ret = 1; |
| 1570 | else |
| 1571 | ret = 0; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 1572 | if (nval != NULL) |
| 1573 | xmlFree(nval); |
| 1574 | if (nvalue != NULL) |
| 1575 | xmlFree(nvalue); |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1576 | } else |
| 1577 | ret = 1; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 1578 | } |
| 1579 | return(ret); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1580 | } |
| 1581 | |
| 1582 | static int xmlRelaxNGTypeInitialized = 0; |
| 1583 | static xmlHashTablePtr xmlRelaxNGRegisteredTypes = NULL; |
| 1584 | |
| 1585 | /** |
| 1586 | * xmlRelaxNGFreeTypeLibrary: |
| 1587 | * @lib: the type library structure |
| 1588 | * @namespace: the URI bound to the library |
| 1589 | * |
| 1590 | * Free the structure associated to the type library |
| 1591 | */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1592 | static void |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1593 | xmlRelaxNGFreeTypeLibrary(xmlRelaxNGTypeLibraryPtr lib, |
| 1594 | const xmlChar *namespace ATTRIBUTE_UNUSED) { |
| 1595 | if (lib == NULL) |
| 1596 | return; |
| 1597 | if (lib->namespace != NULL) |
| 1598 | xmlFree((xmlChar *)lib->namespace); |
| 1599 | xmlFree(lib); |
| 1600 | } |
| 1601 | |
| 1602 | /** |
| 1603 | * xmlRelaxNGRegisterTypeLibrary: |
| 1604 | * @namespace: the URI bound to the library |
| 1605 | * @data: data associated to the library |
| 1606 | * @have: the provide function |
| 1607 | * @check: the checking function |
| 1608 | * @comp: the comparison function |
| 1609 | * |
| 1610 | * Register a new type library |
| 1611 | * |
| 1612 | * Returns 0 in case of success and -1 in case of error. |
| 1613 | */ |
| 1614 | static int |
| 1615 | xmlRelaxNGRegisterTypeLibrary(const xmlChar *namespace, void *data, |
| 1616 | xmlRelaxNGTypeHave have, xmlRelaxNGTypeCheck check, |
| 1617 | xmlRelaxNGTypeCompare comp) { |
| 1618 | xmlRelaxNGTypeLibraryPtr lib; |
| 1619 | int ret; |
| 1620 | |
| 1621 | if ((xmlRelaxNGRegisteredTypes == NULL) || (namespace == NULL) || |
| 1622 | (check == NULL) || (comp == NULL)) |
| 1623 | return(-1); |
| 1624 | if (xmlHashLookup(xmlRelaxNGRegisteredTypes, namespace) != NULL) { |
| 1625 | xmlGenericError(xmlGenericErrorContext, |
| 1626 | "Relax-NG types library '%s' already registered\n", |
| 1627 | namespace); |
| 1628 | return(-1); |
| 1629 | } |
| 1630 | lib = (xmlRelaxNGTypeLibraryPtr) xmlMalloc(sizeof(xmlRelaxNGTypeLibrary)); |
| 1631 | if (lib == NULL) { |
| 1632 | xmlGenericError(xmlGenericErrorContext, |
| 1633 | "Relax-NG types library '%s' malloc() failed\n", |
| 1634 | namespace); |
| 1635 | return (-1); |
| 1636 | } |
| 1637 | memset(lib, 0, sizeof(xmlRelaxNGTypeLibrary)); |
| 1638 | lib->namespace = xmlStrdup(namespace); |
| 1639 | lib->data = data; |
| 1640 | lib->have = have; |
| 1641 | lib->comp = comp; |
| 1642 | lib->check = check; |
| 1643 | ret = xmlHashAddEntry(xmlRelaxNGRegisteredTypes, namespace, lib); |
| 1644 | if (ret < 0) { |
| 1645 | xmlGenericError(xmlGenericErrorContext, |
| 1646 | "Relax-NG types library failed to register '%s'\n", |
| 1647 | namespace); |
| 1648 | xmlRelaxNGFreeTypeLibrary(lib, namespace); |
| 1649 | return(-1); |
| 1650 | } |
| 1651 | return(0); |
| 1652 | } |
| 1653 | |
| 1654 | /** |
| 1655 | * xmlRelaxNGInitTypes: |
| 1656 | * |
| 1657 | * Initilize the default type libraries. |
| 1658 | * |
| 1659 | * Returns 0 in case of success and -1 in case of error. |
| 1660 | */ |
| 1661 | static int |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1662 | xmlRelaxNGInitTypes(void) { |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1663 | if (xmlRelaxNGTypeInitialized != 0) |
| 1664 | return(0); |
| 1665 | xmlRelaxNGRegisteredTypes = xmlHashCreate(10); |
| 1666 | if (xmlRelaxNGRegisteredTypes == NULL) { |
| 1667 | xmlGenericError(xmlGenericErrorContext, |
| 1668 | "Failed to allocate sh table for Relax-NG types\n"); |
| 1669 | return(-1); |
| 1670 | } |
| 1671 | xmlRelaxNGRegisterTypeLibrary( |
| 1672 | BAD_CAST "http://www.w3.org/2001/XMLSchema-datatypes", |
| 1673 | NULL, |
| 1674 | xmlRelaxNGSchemaTypeHave, |
| 1675 | xmlRelaxNGSchemaTypeCheck, |
| 1676 | xmlRelaxNGSchemaTypeCompare); |
| 1677 | xmlRelaxNGRegisterTypeLibrary( |
| 1678 | xmlRelaxNGNs, |
| 1679 | NULL, |
| 1680 | xmlRelaxNGDefaultTypeHave, |
| 1681 | xmlRelaxNGDefaultTypeCheck, |
| 1682 | xmlRelaxNGDefaultTypeCompare); |
| 1683 | xmlRelaxNGTypeInitialized = 1; |
| 1684 | return(0); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1685 | } |
| 1686 | |
| 1687 | /** |
| 1688 | * xmlRelaxNGCleanupTypes: |
| 1689 | * |
| 1690 | * Cleanup the default Schemas type library associated to RelaxNG |
| 1691 | */ |
| 1692 | void |
| 1693 | xmlRelaxNGCleanupTypes(void) { |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1694 | if (xmlRelaxNGTypeInitialized == 0) |
| 1695 | return; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1696 | xmlSchemaCleanupTypes(); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1697 | xmlHashFree(xmlRelaxNGRegisteredTypes, (xmlHashDeallocator) |
| 1698 | xmlRelaxNGFreeTypeLibrary); |
| 1699 | xmlRelaxNGTypeInitialized = 0; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1700 | } |
| 1701 | |
| 1702 | /************************************************************************ |
| 1703 | * * |
| 1704 | * Parsing functions * |
| 1705 | * * |
| 1706 | ************************************************************************/ |
| 1707 | |
| 1708 | static xmlRelaxNGDefinePtr xmlRelaxNGParseAttribute( |
| 1709 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node); |
| 1710 | static xmlRelaxNGDefinePtr xmlRelaxNGParseElement( |
| 1711 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node); |
| 1712 | static xmlRelaxNGDefinePtr xmlRelaxNGParsePatterns( |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 1713 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes, int group); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 1714 | static xmlRelaxNGDefinePtr xmlRelaxNGParsePattern( |
| 1715 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 1716 | static xmlRelaxNGPtr xmlRelaxNGParseDocument( |
| 1717 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 1718 | static int xmlRelaxNGParseGrammarContent( |
| 1719 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes); |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 1720 | static xmlRelaxNGDefinePtr xmlRelaxNGParseNameClass( |
| 1721 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node, |
| 1722 | xmlRelaxNGDefinePtr def); |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 1723 | static xmlRelaxNGGrammarPtr xmlRelaxNGParseGrammar( |
| 1724 | xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1725 | |
| 1726 | |
| 1727 | #define IS_BLANK_NODE(n) \ |
| 1728 | (((n)->type == XML_TEXT_NODE) && (xmlRelaxNGIsBlank((n)->content))) |
| 1729 | |
| 1730 | /** |
| 1731 | * xmlRelaxNGIsBlank: |
| 1732 | * @str: a string |
| 1733 | * |
| 1734 | * Check if a string is ignorable c.f. 4.2. Whitespace |
| 1735 | * |
| 1736 | * Returns 1 if the string is NULL or made of blanks chars, 0 otherwise |
| 1737 | */ |
| 1738 | static int |
| 1739 | xmlRelaxNGIsBlank(xmlChar *str) { |
| 1740 | if (str == NULL) |
| 1741 | return(1); |
| 1742 | while (*str != 0) { |
| 1743 | if (!(IS_BLANK(*str))) return(0); |
| 1744 | str++; |
| 1745 | } |
| 1746 | return(1); |
| 1747 | } |
| 1748 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1749 | /** |
| 1750 | * xmlRelaxNGGetDataTypeLibrary: |
| 1751 | * @ctxt: a Relax-NG parser context |
| 1752 | * @node: the current data or value element |
| 1753 | * |
| 1754 | * Applies algorithm from 4.3. datatypeLibrary attribute |
| 1755 | * |
| 1756 | * Returns the datatypeLibary value or NULL if not found |
| 1757 | */ |
| 1758 | static xmlChar * |
| 1759 | xmlRelaxNGGetDataTypeLibrary(xmlRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 1760 | xmlNodePtr node) { |
| 1761 | xmlChar *ret, *escape; |
| 1762 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1763 | if ((IS_RELAXNG(node, "data")) || (IS_RELAXNG(node, "value"))) { |
| 1764 | ret = xmlGetProp(node, BAD_CAST "datatypeLibrary"); |
| 1765 | if (ret != NULL) { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1766 | if (ret[0] == 0) { |
| 1767 | xmlFree(ret); |
| 1768 | return(NULL); |
| 1769 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1770 | escape = xmlURIEscapeStr(ret, BAD_CAST ":/#?"); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1771 | if (escape == NULL) { |
| 1772 | return(ret); |
| 1773 | } |
| 1774 | xmlFree(ret); |
| 1775 | return(escape); |
| 1776 | } |
| 1777 | } |
| 1778 | node = node->parent; |
| 1779 | while ((node != NULL) && (node->type == XML_ELEMENT_NODE)) { |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 1780 | ret = xmlGetProp(node, BAD_CAST "datatypeLibrary"); |
| 1781 | if (ret != NULL) { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1782 | if (ret[0] == 0) { |
| 1783 | xmlFree(ret); |
| 1784 | return(NULL); |
| 1785 | } |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 1786 | escape = xmlURIEscapeStr(ret, BAD_CAST ":/#?"); |
| 1787 | if (escape == NULL) { |
| 1788 | return(ret); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1789 | } |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 1790 | xmlFree(ret); |
| 1791 | return(escape); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 1792 | } |
| 1793 | node = node->parent; |
| 1794 | } |
| 1795 | return(NULL); |
| 1796 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1797 | |
| 1798 | /** |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 1799 | * xmlRelaxNGParseValue: |
| 1800 | * @ctxt: a Relax-NG parser context |
| 1801 | * @node: the data node. |
| 1802 | * |
| 1803 | * parse the content of a RelaxNG value node. |
| 1804 | * |
| 1805 | * Returns the definition pointer or NULL in case of error |
| 1806 | */ |
| 1807 | static xmlRelaxNGDefinePtr |
| 1808 | xmlRelaxNGParseValue(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 1809 | xmlRelaxNGDefinePtr def = NULL; |
| 1810 | xmlRelaxNGTypeLibraryPtr lib; |
| 1811 | xmlChar *type; |
| 1812 | xmlChar *library; |
| 1813 | int tmp; |
| 1814 | |
| 1815 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 1816 | if (def == NULL) |
| 1817 | return(NULL); |
| 1818 | def->type = XML_RELAXNG_VALUE; |
| 1819 | |
| 1820 | type = xmlGetProp(node, BAD_CAST "type"); |
| 1821 | if (type != NULL) { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1822 | xmlRelaxNGNormExtSpace(type); |
| 1823 | if (xmlValidateNCName(type, 0)) { |
| 1824 | if (ctxt->error != NULL) |
| 1825 | ctxt->error(ctxt->userData, |
| 1826 | "value type '%s' is not an NCName\n", |
| 1827 | type); |
| 1828 | ctxt->nbErrors++; |
| 1829 | } |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 1830 | library = xmlRelaxNGGetDataTypeLibrary(ctxt, node); |
| 1831 | if (library == NULL) |
| 1832 | library = xmlStrdup(BAD_CAST "http://relaxng.org/ns/structure/1.0"); |
| 1833 | |
| 1834 | def->name = type; |
| 1835 | def->ns = library; |
| 1836 | |
| 1837 | lib = (xmlRelaxNGTypeLibraryPtr) |
| 1838 | xmlHashLookup(xmlRelaxNGRegisteredTypes, library); |
| 1839 | if (lib == NULL) { |
| 1840 | if (ctxt->error != NULL) |
| 1841 | ctxt->error(ctxt->userData, |
| 1842 | "Use of unregistered type library '%s'\n", |
| 1843 | library); |
| 1844 | ctxt->nbErrors++; |
| 1845 | def->data = NULL; |
| 1846 | } else { |
| 1847 | def->data = lib; |
| 1848 | if (lib->have == NULL) { |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 1849 | if (ctxt->error != NULL) |
| 1850 | ctxt->error(ctxt->userData, |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 1851 | "Internal error with type library '%s': no 'have'\n", |
| 1852 | library); |
| 1853 | ctxt->nbErrors++; |
| 1854 | } else { |
| 1855 | tmp = lib->have(lib->data, def->name); |
| 1856 | if (tmp != 1) { |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 1857 | if (ctxt->error != NULL) |
| 1858 | ctxt->error(ctxt->userData, |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 1859 | "Error type '%s' is not exported by type library '%s'\n", |
| 1860 | def->name, library); |
| 1861 | ctxt->nbErrors++; |
| 1862 | } |
| 1863 | } |
| 1864 | } |
| 1865 | } |
| 1866 | if (node->children == NULL) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 1867 | def->value = xmlStrdup(BAD_CAST ""); |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 1868 | } else if ((node->children->type != XML_TEXT_NODE) || |
| 1869 | (node->children->next != NULL)) { |
| 1870 | if (ctxt->error != NULL) |
| 1871 | ctxt->error(ctxt->userData, |
| 1872 | "Expecting a single text value for <value>content\n"); |
| 1873 | ctxt->nbErrors++; |
| 1874 | } else { |
| 1875 | def->value = xmlNodeGetContent(node); |
| 1876 | if (def->value == NULL) { |
| 1877 | if (ctxt->error != NULL) |
| 1878 | ctxt->error(ctxt->userData, |
| 1879 | "Element <value> has no content\n"); |
| 1880 | ctxt->nbErrors++; |
| 1881 | } |
| 1882 | } |
| 1883 | /* TODO check ahead of time that the value is okay per the type */ |
| 1884 | return(def); |
| 1885 | } |
| 1886 | |
| 1887 | /** |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1888 | * xmlRelaxNGParseData: |
| 1889 | * @ctxt: a Relax-NG parser context |
| 1890 | * @node: the data node. |
| 1891 | * |
| 1892 | * parse the content of a RelaxNG data node. |
| 1893 | * |
| 1894 | * Returns the definition pointer or NULL in case of error |
| 1895 | */ |
| 1896 | static xmlRelaxNGDefinePtr |
| 1897 | xmlRelaxNGParseData(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 1898 | xmlRelaxNGDefinePtr def = NULL, except, last = NULL; |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 1899 | xmlRelaxNGDefinePtr param, lastparam = NULL; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1900 | xmlRelaxNGTypeLibraryPtr lib; |
| 1901 | xmlChar *type; |
| 1902 | xmlChar *library; |
| 1903 | xmlNodePtr content; |
| 1904 | int tmp; |
| 1905 | |
| 1906 | type = xmlGetProp(node, BAD_CAST "type"); |
| 1907 | if (type == NULL) { |
| 1908 | if (ctxt->error != NULL) |
| 1909 | ctxt->error(ctxt->userData, |
| 1910 | "data has no type\n"); |
| 1911 | ctxt->nbErrors++; |
| 1912 | return(NULL); |
| 1913 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 1914 | xmlRelaxNGNormExtSpace(type); |
| 1915 | if (xmlValidateNCName(type, 0)) { |
| 1916 | if (ctxt->error != NULL) |
| 1917 | ctxt->error(ctxt->userData, |
| 1918 | "data type '%s' is not an NCName\n", |
| 1919 | type); |
| 1920 | ctxt->nbErrors++; |
| 1921 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1922 | library = xmlRelaxNGGetDataTypeLibrary(ctxt, node); |
| 1923 | if (library == NULL) |
| 1924 | library = xmlStrdup(BAD_CAST "http://relaxng.org/ns/structure/1.0"); |
| 1925 | |
| 1926 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 1927 | if (def == NULL) { |
| 1928 | xmlFree(type); |
| 1929 | return(NULL); |
| 1930 | } |
| 1931 | def->type = XML_RELAXNG_DATATYPE; |
| 1932 | def->name = type; |
| 1933 | def->ns = library; |
| 1934 | |
| 1935 | lib = (xmlRelaxNGTypeLibraryPtr) |
| 1936 | xmlHashLookup(xmlRelaxNGRegisteredTypes, library); |
| 1937 | if (lib == NULL) { |
| 1938 | if (ctxt->error != NULL) |
| 1939 | ctxt->error(ctxt->userData, |
| 1940 | "Use of unregistered type library '%s'\n", |
| 1941 | library); |
| 1942 | ctxt->nbErrors++; |
| 1943 | def->data = NULL; |
| 1944 | } else { |
| 1945 | def->data = lib; |
| 1946 | if (lib->have == NULL) { |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 1947 | if (ctxt->error != NULL) |
| 1948 | ctxt->error(ctxt->userData, |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1949 | "Internal error with type library '%s': no 'have'\n", |
| 1950 | library); |
| 1951 | ctxt->nbErrors++; |
| 1952 | } else { |
| 1953 | tmp = lib->have(lib->data, def->name); |
| 1954 | if (tmp != 1) { |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 1955 | if (ctxt->error != NULL) |
| 1956 | ctxt->error(ctxt->userData, |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1957 | "Error type '%s' is not exported by type library '%s'\n", |
| 1958 | def->name, library); |
| 1959 | ctxt->nbErrors++; |
| 1960 | } |
| 1961 | } |
| 1962 | } |
| 1963 | content = node->children; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 1964 | |
| 1965 | /* |
| 1966 | * Handle optional params |
| 1967 | */ |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 1968 | while (content != NULL) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 1969 | if (!xmlStrEqual(content->name, BAD_CAST "param")) |
| 1970 | break; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 1971 | if (xmlStrEqual(library, |
| 1972 | BAD_CAST"http://relaxng.org/ns/structure/1.0")) { |
| 1973 | if (ctxt->error != NULL) |
| 1974 | ctxt->error(ctxt->userData, |
| 1975 | "Type library '%s' does not allow type parameters\n", |
| 1976 | library); |
| 1977 | ctxt->nbErrors++; |
| 1978 | content = content->next; |
| 1979 | while ((content != NULL) && |
| 1980 | (xmlStrEqual(content->name, BAD_CAST "param"))) |
| 1981 | content = content->next; |
| 1982 | } else { |
| 1983 | param = xmlRelaxNGNewDefine(ctxt, node); |
| 1984 | if (param != NULL) { |
| 1985 | param->type = XML_RELAXNG_PARAM; |
| 1986 | param->name = xmlGetProp(content, BAD_CAST "name"); |
| 1987 | if (param->name == NULL) { |
| 1988 | if (ctxt->error != NULL) |
| 1989 | ctxt->error(ctxt->userData, |
| 1990 | "param has no name\n"); |
| 1991 | ctxt->nbErrors++; |
| 1992 | } |
| 1993 | param->value = xmlNodeGetContent(content); |
| 1994 | if (lastparam == NULL) { |
| 1995 | def->attrs = lastparam = param; |
| 1996 | } else { |
| 1997 | lastparam->next = param; |
| 1998 | lastparam = param; |
| 1999 | } |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 2000 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 2001 | content = content->next; |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 2002 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2003 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 2004 | /* |
| 2005 | * Handle optional except |
| 2006 | */ |
| 2007 | if ((content != NULL) && (xmlStrEqual(content->name, BAD_CAST "except"))) { |
| 2008 | xmlNodePtr child; |
| 2009 | xmlRelaxNGDefinePtr tmp2, last2 = NULL; |
| 2010 | |
| 2011 | except = xmlRelaxNGNewDefine(ctxt, node); |
| 2012 | if (except == NULL) { |
| 2013 | return(def); |
| 2014 | } |
| 2015 | except->type = XML_RELAXNG_EXCEPT; |
| 2016 | child = content->children; |
| 2017 | if (last == NULL) { |
| 2018 | def->content = except; |
| 2019 | } else { |
| 2020 | last->next = except; |
| 2021 | } |
| 2022 | if (child == NULL) { |
| 2023 | if (ctxt->error != NULL) |
| 2024 | ctxt->error(ctxt->userData, |
| 2025 | "except has no content\n"); |
| 2026 | ctxt->nbErrors++; |
| 2027 | } |
| 2028 | while (child != NULL) { |
| 2029 | tmp2 = xmlRelaxNGParsePattern(ctxt, child); |
| 2030 | if (tmp2 != NULL) { |
| 2031 | if (last2 == NULL) { |
| 2032 | except->content = last2 = tmp2; |
| 2033 | } else { |
| 2034 | last2->next = tmp2; |
| 2035 | last2 = tmp2; |
| 2036 | } |
| 2037 | } |
| 2038 | child = child->next; |
| 2039 | } |
| 2040 | content = content->next; |
| 2041 | } |
| 2042 | /* |
| 2043 | * Check there is no unhandled data |
| 2044 | */ |
| 2045 | if (content != NULL) { |
| 2046 | if (ctxt->error != NULL) |
| 2047 | ctxt->error(ctxt->userData, |
| 2048 | "Element data has unexpected content %s\n", content->name); |
| 2049 | ctxt->nbErrors++; |
| 2050 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2051 | |
| 2052 | return(def); |
| 2053 | } |
| 2054 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2055 | /** |
| 2056 | * xmlRelaxNGCompareElemDefLists: |
| 2057 | * @ctxt: a Relax-NG parser context |
| 2058 | * @defs1: the first list of element defs |
| 2059 | * @defs2: the second list of element defs |
| 2060 | * |
| 2061 | * Compare the 2 lists of element definitions. The comparison is |
| 2062 | * that if both lists do not accept the same QNames, it returns 1 |
| 2063 | * If the 2 lists can accept the same QName the comparison returns 0 |
| 2064 | * |
| 2065 | * Returns 1 disttinct, 0 if equal |
| 2066 | */ |
| 2067 | static int |
| 2068 | xmlRelaxNGCompareElemDefLists(xmlRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 2069 | xmlRelaxNGDefinePtr *def1, |
| 2070 | xmlRelaxNGDefinePtr *def2) { |
| 2071 | xmlRelaxNGDefinePtr *basedef2 = def2; |
| 2072 | |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2073 | if ((def1 == NULL) || (def2 == NULL)) |
| 2074 | return(1); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2075 | if ((*def1 == NULL) || (*def2 == NULL)) |
| 2076 | return(1); |
| 2077 | while (*def1 != NULL) { |
| 2078 | while ((*def2) != NULL) { |
| 2079 | if ((*def1)->name == NULL) { |
| 2080 | if (xmlStrEqual((*def2)->ns, (*def1)->ns)) |
| 2081 | return(0); |
| 2082 | } else if ((*def2)->name == NULL) { |
| 2083 | if (xmlStrEqual((*def2)->ns, (*def1)->ns)) |
| 2084 | return(0); |
| 2085 | } else if (xmlStrEqual((*def1)->name, (*def2)->name)) { |
| 2086 | if (xmlStrEqual((*def2)->ns, (*def1)->ns)) |
| 2087 | return(0); |
| 2088 | } |
| 2089 | def2++; |
| 2090 | } |
| 2091 | def2 = basedef2; |
| 2092 | def1++; |
| 2093 | } |
| 2094 | return(1); |
| 2095 | } |
| 2096 | |
| 2097 | /** |
| 2098 | * xmlRelaxNGGetElements: |
| 2099 | * @ctxt: a Relax-NG parser context |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2100 | * @def: the definition definition |
| 2101 | * @eora: gather elements (0) or attributes (1) |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2102 | * |
| 2103 | * Compute the list of top elements a definition can generate |
| 2104 | * |
| 2105 | * Returns a list of elements or NULL if none was found. |
| 2106 | */ |
| 2107 | static xmlRelaxNGDefinePtr * |
| 2108 | xmlRelaxNGGetElements(xmlRelaxNGParserCtxtPtr ctxt, |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2109 | xmlRelaxNGDefinePtr def, |
| 2110 | int eora) { |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2111 | xmlRelaxNGDefinePtr *ret = NULL, parent, cur, tmp; |
| 2112 | int len = 0; |
| 2113 | int max = 0; |
| 2114 | |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2115 | /* |
| 2116 | * Don't run that check in case of error. Infinite recursion |
| 2117 | * becomes possible. |
| 2118 | */ |
| 2119 | if (ctxt->nbErrors != 0) |
| 2120 | return(NULL); |
| 2121 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2122 | parent = NULL; |
| 2123 | cur = def; |
| 2124 | while (cur != NULL) { |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2125 | if (((eora == 0) && ((cur->type == XML_RELAXNG_ELEMENT) || |
| 2126 | (cur->type == XML_RELAXNG_TEXT))) || |
| 2127 | ((eora == 1) && (cur->type == XML_RELAXNG_ATTRIBUTE))) { |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2128 | if (ret == NULL) { |
| 2129 | max = 10; |
| 2130 | ret = (xmlRelaxNGDefinePtr *) |
| 2131 | xmlMalloc((max + 1) * sizeof(xmlRelaxNGDefinePtr)); |
| 2132 | if (ret == NULL) { |
| 2133 | if (ctxt->error != NULL) |
| 2134 | ctxt->error(ctxt->userData, |
| 2135 | "Out of memory in element search\n"); |
| 2136 | ctxt->nbErrors++; |
| 2137 | return(NULL); |
| 2138 | } |
| 2139 | } else if (max <= len) { |
| 2140 | max *= 2; |
| 2141 | ret = xmlRealloc(ret, (max + 1) * sizeof(xmlRelaxNGDefinePtr)); |
| 2142 | if (ret == NULL) { |
| 2143 | if (ctxt->error != NULL) |
| 2144 | ctxt->error(ctxt->userData, |
| 2145 | "Out of memory in element search\n"); |
| 2146 | ctxt->nbErrors++; |
| 2147 | return(NULL); |
| 2148 | } |
| 2149 | } |
Daniel Veillard | b08c981 | 2003-01-28 23:09:49 +0000 | [diff] [blame] | 2150 | ret[len++] = cur; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2151 | ret[len] = NULL; |
| 2152 | } else if ((cur->type == XML_RELAXNG_CHOICE) || |
| 2153 | (cur->type == XML_RELAXNG_INTERLEAVE) || |
| 2154 | (cur->type == XML_RELAXNG_GROUP) || |
| 2155 | (cur->type == XML_RELAXNG_ONEORMORE) || |
Daniel Veillard | b08c981 | 2003-01-28 23:09:49 +0000 | [diff] [blame] | 2156 | (cur->type == XML_RELAXNG_ZEROORMORE) || |
| 2157 | (cur->type == XML_RELAXNG_OPTIONAL) || |
| 2158 | (cur->type == XML_RELAXNG_REF) || |
| 2159 | (cur->type == XML_RELAXNG_DEF)) { |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2160 | /* |
| 2161 | * Don't go within elements or attributes or string values. |
| 2162 | * Just gather the element top list |
| 2163 | */ |
| 2164 | if (cur->content != NULL) { |
| 2165 | parent = cur; |
| 2166 | cur = cur->content; |
| 2167 | tmp = cur; |
| 2168 | while (tmp != NULL) { |
| 2169 | tmp->parent = parent; |
| 2170 | tmp = tmp->next; |
| 2171 | } |
| 2172 | continue; |
| 2173 | } |
| 2174 | } |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2175 | if (cur == def) |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2176 | break; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2177 | if (cur->next != NULL) { |
| 2178 | cur = cur->next; |
| 2179 | continue; |
| 2180 | } |
| 2181 | do { |
| 2182 | cur = cur->parent; |
| 2183 | if (cur == NULL) break; |
| 2184 | if (cur == def) return(ret); |
| 2185 | if (cur->next != NULL) { |
| 2186 | cur = cur->next; |
| 2187 | break; |
| 2188 | } |
| 2189 | } while (cur != NULL); |
| 2190 | } |
| 2191 | return(ret); |
| 2192 | } |
| 2193 | |
| 2194 | /** |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2195 | * xmlRelaxNGCheckGroupAttrs: |
| 2196 | * @ctxt: a Relax-NG parser context |
| 2197 | * @def: the group definition |
| 2198 | * |
| 2199 | * Detects violations of rule 7.3 |
| 2200 | */ |
| 2201 | static void |
| 2202 | xmlRelaxNGCheckGroupAttrs(xmlRelaxNGParserCtxtPtr ctxt, |
| 2203 | xmlRelaxNGDefinePtr def) { |
| 2204 | xmlRelaxNGDefinePtr **list; |
| 2205 | xmlRelaxNGDefinePtr cur; |
| 2206 | int nbchild = 0, i, j, ret; |
| 2207 | |
| 2208 | if ((def == NULL) || |
| 2209 | ((def->type != XML_RELAXNG_GROUP) && |
| 2210 | (def->type != XML_RELAXNG_ELEMENT))) |
| 2211 | return; |
| 2212 | |
| 2213 | /* |
| 2214 | * Don't run that check in case of error. Infinite recursion |
| 2215 | * becomes possible. |
| 2216 | */ |
| 2217 | if (ctxt->nbErrors != 0) |
| 2218 | return; |
| 2219 | |
| 2220 | cur = def->attrs; |
| 2221 | while (cur != NULL) { |
| 2222 | nbchild++; |
| 2223 | cur = cur->next; |
| 2224 | } |
| 2225 | cur = def->content; |
| 2226 | while (cur != NULL) { |
| 2227 | nbchild++; |
| 2228 | cur = cur->next; |
| 2229 | } |
| 2230 | |
| 2231 | list = (xmlRelaxNGDefinePtr **) xmlMalloc(nbchild * |
| 2232 | sizeof(xmlRelaxNGDefinePtr *)); |
| 2233 | if (list == NULL) { |
| 2234 | if (ctxt->error != NULL) |
| 2235 | ctxt->error(ctxt->userData, |
| 2236 | "Out of memory in group computation\n"); |
| 2237 | ctxt->nbErrors++; |
| 2238 | return; |
| 2239 | } |
| 2240 | i = 0; |
| 2241 | cur = def->attrs; |
| 2242 | while (cur != NULL) { |
| 2243 | list[i] = xmlRelaxNGGetElements(ctxt, cur, 1); |
| 2244 | i++; |
| 2245 | cur = cur->next; |
| 2246 | } |
| 2247 | cur = def->content; |
| 2248 | while (cur != NULL) { |
| 2249 | list[i] = xmlRelaxNGGetElements(ctxt, cur, 1); |
| 2250 | i++; |
| 2251 | cur = cur->next; |
| 2252 | } |
| 2253 | |
| 2254 | for (i = 0;i < nbchild;i++) { |
| 2255 | if (list[i] == NULL) |
| 2256 | continue; |
| 2257 | for (j = 0;j < i;j++) { |
| 2258 | if (list[j] == NULL) |
| 2259 | continue; |
| 2260 | ret = xmlRelaxNGCompareElemDefLists(ctxt, list[i], list[j]); |
| 2261 | if (ret == 0) { |
| 2262 | if (ctxt->error != NULL) |
| 2263 | ctxt->error(ctxt->userData, |
| 2264 | "Attributes conflicts in group\n"); |
| 2265 | ctxt->nbErrors++; |
| 2266 | } |
| 2267 | } |
| 2268 | } |
| 2269 | for (i = 0;i < nbchild;i++) { |
| 2270 | if (list[i] != NULL) |
| 2271 | xmlFree(list[i]); |
| 2272 | } |
| 2273 | xmlFree(list); |
| 2274 | } |
| 2275 | |
| 2276 | /** |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2277 | * xmlRelaxNGComputeInterleaves: |
| 2278 | * @def: the interleave definition |
| 2279 | * @ctxt: a Relax-NG parser context |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2280 | * @name: the definition name |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2281 | * |
| 2282 | * A lot of work for preprocessing interleave definitions |
| 2283 | * is potentially needed to get a decent execution speed at runtime |
| 2284 | * - trying to get a total order on the element nodes generated |
| 2285 | * by the interleaves, order the list of interleave definitions |
| 2286 | * following that order. |
| 2287 | * - if <text/> is used to handle mixed content, it is better to |
| 2288 | * flag this in the define and simplify the runtime checking |
| 2289 | * algorithm |
| 2290 | */ |
| 2291 | static void |
| 2292 | xmlRelaxNGComputeInterleaves(xmlRelaxNGDefinePtr def, |
| 2293 | xmlRelaxNGParserCtxtPtr ctxt, |
| 2294 | xmlChar *name ATTRIBUTE_UNUSED) { |
| 2295 | xmlRelaxNGDefinePtr cur; |
| 2296 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2297 | xmlRelaxNGPartitionPtr partitions = NULL; |
| 2298 | xmlRelaxNGInterleaveGroupPtr *groups = NULL; |
| 2299 | xmlRelaxNGInterleaveGroupPtr group; |
| 2300 | int i,j,ret; |
| 2301 | int nbgroups = 0; |
| 2302 | int nbchild = 0; |
| 2303 | |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2304 | /* |
| 2305 | * Don't run that check in case of error. Infinite recursion |
| 2306 | * becomes possible. |
| 2307 | */ |
| 2308 | if (ctxt->nbErrors != 0) |
| 2309 | return; |
| 2310 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2311 | #ifdef DEBUG_INTERLEAVE |
| 2312 | xmlGenericError(xmlGenericErrorContext, |
| 2313 | "xmlRelaxNGComputeInterleaves(%s)\n", |
| 2314 | name); |
| 2315 | #endif |
| 2316 | cur = def->content; |
| 2317 | while (cur != NULL) { |
| 2318 | nbchild++; |
| 2319 | cur = cur->next; |
| 2320 | } |
| 2321 | |
| 2322 | #ifdef DEBUG_INTERLEAVE |
| 2323 | xmlGenericError(xmlGenericErrorContext, " %d child\n", nbchild); |
| 2324 | #endif |
| 2325 | groups = (xmlRelaxNGInterleaveGroupPtr *) |
| 2326 | xmlMalloc(nbchild * sizeof(xmlRelaxNGInterleaveGroupPtr)); |
| 2327 | if (groups == NULL) |
| 2328 | goto error; |
| 2329 | cur = def->content; |
| 2330 | while (cur != NULL) { |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2331 | groups[nbgroups] = (xmlRelaxNGInterleaveGroupPtr) |
| 2332 | xmlMalloc(sizeof(xmlRelaxNGInterleaveGroup)); |
| 2333 | if (groups[nbgroups] == NULL) |
| 2334 | goto error; |
| 2335 | groups[nbgroups]->rule = cur; |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2336 | groups[nbgroups]->defs = xmlRelaxNGGetElements(ctxt, cur, 0); |
| 2337 | groups[nbgroups]->attrs = xmlRelaxNGGetElements(ctxt, cur, 1); |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2338 | nbgroups++; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2339 | cur = cur->next; |
| 2340 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2341 | #ifdef DEBUG_INTERLEAVE |
| 2342 | xmlGenericError(xmlGenericErrorContext, " %d groups\n", nbgroups); |
| 2343 | #endif |
| 2344 | |
| 2345 | /* |
| 2346 | * Let's check that all rules makes a partitions according to 7.4 |
| 2347 | */ |
| 2348 | partitions = (xmlRelaxNGPartitionPtr) |
| 2349 | xmlMalloc(sizeof(xmlRelaxNGPartition)); |
| 2350 | if (partitions == NULL) |
| 2351 | goto error; |
| 2352 | partitions->nbgroups = nbgroups; |
| 2353 | for (i = 0;i < nbgroups;i++) { |
| 2354 | group = groups[i]; |
| 2355 | for (j = i+1;j < nbgroups;j++) { |
| 2356 | if (groups[j] == NULL) |
| 2357 | continue; |
| 2358 | ret = xmlRelaxNGCompareElemDefLists(ctxt, group->defs, |
| 2359 | groups[j]->defs); |
| 2360 | if (ret == 0) { |
| 2361 | if (ctxt->error != NULL) |
| 2362 | ctxt->error(ctxt->userData, |
| 2363 | "Element or text conflicts in interleave\n"); |
| 2364 | ctxt->nbErrors++; |
| 2365 | } |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2366 | ret = xmlRelaxNGCompareElemDefLists(ctxt, group->attrs, |
| 2367 | groups[j]->attrs); |
| 2368 | if (ret == 0) { |
| 2369 | if (ctxt->error != NULL) |
| 2370 | ctxt->error(ctxt->userData, |
| 2371 | "Attributes conflicts in interleave\n"); |
| 2372 | ctxt->nbErrors++; |
| 2373 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2374 | } |
| 2375 | } |
| 2376 | partitions->groups = groups; |
| 2377 | |
| 2378 | /* |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 2379 | * and save the partition list back in the def |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2380 | */ |
| 2381 | def->data = partitions; |
| 2382 | return; |
| 2383 | |
| 2384 | error: |
| 2385 | if (ctxt->error != NULL) |
| 2386 | ctxt->error(ctxt->userData, |
| 2387 | "Out of memory in interleave computation\n"); |
| 2388 | ctxt->nbErrors++; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2389 | if (groups != NULL) { |
| 2390 | for (i = 0;i < nbgroups;i++) |
| 2391 | if (groups[i] != NULL) { |
| 2392 | if (groups[i]->defs != NULL) |
| 2393 | xmlFree(groups[i]->defs); |
| 2394 | xmlFree(groups[i]); |
| 2395 | } |
| 2396 | xmlFree(groups); |
| 2397 | } |
| 2398 | xmlRelaxNGFreePartition(partitions); |
| 2399 | } |
| 2400 | |
| 2401 | /** |
| 2402 | * xmlRelaxNGParseInterleave: |
| 2403 | * @ctxt: a Relax-NG parser context |
| 2404 | * @node: the data node. |
| 2405 | * |
| 2406 | * parse the content of a RelaxNG interleave node. |
| 2407 | * |
| 2408 | * Returns the definition pointer or NULL in case of error |
| 2409 | */ |
| 2410 | static xmlRelaxNGDefinePtr |
| 2411 | xmlRelaxNGParseInterleave(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 2412 | xmlRelaxNGDefinePtr def = NULL; |
| 2413 | xmlRelaxNGDefinePtr last = NULL, cur; |
| 2414 | xmlNodePtr child; |
| 2415 | |
| 2416 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2417 | if (def == NULL) { |
| 2418 | return(NULL); |
| 2419 | } |
| 2420 | def->type = XML_RELAXNG_INTERLEAVE; |
| 2421 | |
| 2422 | if (ctxt->interleaves == NULL) |
| 2423 | ctxt->interleaves = xmlHashCreate(10); |
| 2424 | if (ctxt->interleaves == NULL) { |
| 2425 | if (ctxt->error != NULL) |
| 2426 | ctxt->error(ctxt->userData, |
| 2427 | "Failed to create interleaves hash table\n"); |
| 2428 | ctxt->nbErrors++; |
| 2429 | } else { |
| 2430 | char name[32]; |
| 2431 | |
| 2432 | snprintf(name, 32, "interleave%d", ctxt->nbInterleaves++); |
| 2433 | if (xmlHashAddEntry(ctxt->interleaves, BAD_CAST name, def) < 0) { |
| 2434 | if (ctxt->error != NULL) |
| 2435 | ctxt->error(ctxt->userData, |
| 2436 | "Failed to add %s to hash table\n", name); |
| 2437 | ctxt->nbErrors++; |
| 2438 | } |
| 2439 | } |
| 2440 | child = node->children; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2441 | if (child == NULL) { |
| 2442 | if (ctxt->error != NULL) |
| 2443 | ctxt->error(ctxt->userData, "Element interleave is empty\n"); |
| 2444 | ctxt->nbErrors++; |
| 2445 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2446 | while (child != NULL) { |
| 2447 | if (IS_RELAXNG(child, "element")) { |
| 2448 | cur = xmlRelaxNGParseElement(ctxt, child); |
| 2449 | } else { |
| 2450 | cur = xmlRelaxNGParsePattern(ctxt, child); |
| 2451 | } |
| 2452 | if (cur != NULL) { |
| 2453 | cur->parent = def; |
| 2454 | if (last == NULL) { |
| 2455 | def->content = last = cur; |
| 2456 | } else { |
| 2457 | last->next = cur; |
| 2458 | last = cur; |
| 2459 | } |
| 2460 | } |
| 2461 | child = child->next; |
| 2462 | } |
| 2463 | |
| 2464 | return(def); |
| 2465 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2466 | |
| 2467 | /** |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 2468 | * xmlRelaxNGParseInclude: |
| 2469 | * @ctxt: a Relax-NG parser context |
| 2470 | * @node: the include node |
| 2471 | * |
| 2472 | * Integrate the content of an include node in the current grammar |
| 2473 | * |
| 2474 | * Returns 0 in case of success or -1 in case of error |
| 2475 | */ |
| 2476 | static int |
| 2477 | xmlRelaxNGParseInclude(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 2478 | xmlRelaxNGIncludePtr incl; |
| 2479 | xmlNodePtr root; |
| 2480 | int ret = 0, tmp; |
| 2481 | |
| 2482 | incl = node->_private; |
| 2483 | if (incl == NULL) { |
| 2484 | if (ctxt->error != NULL) |
| 2485 | ctxt->error(ctxt->userData, |
| 2486 | "Include node has no data\n"); |
| 2487 | ctxt->nbErrors++; |
| 2488 | return(-1); |
| 2489 | } |
| 2490 | root = xmlDocGetRootElement(incl->doc); |
| 2491 | if (root == NULL) { |
| 2492 | if (ctxt->error != NULL) |
| 2493 | ctxt->error(ctxt->userData, |
| 2494 | "Include document is empty\n"); |
| 2495 | ctxt->nbErrors++; |
| 2496 | return(-1); |
| 2497 | } |
| 2498 | if (!xmlStrEqual(root->name, BAD_CAST "grammar")) { |
| 2499 | if (ctxt->error != NULL) |
| 2500 | ctxt->error(ctxt->userData, |
| 2501 | "Include document root is not a grammar\n"); |
| 2502 | ctxt->nbErrors++; |
| 2503 | return(-1); |
| 2504 | } |
| 2505 | |
| 2506 | /* |
| 2507 | * Merge the definition from both the include and the internal list |
| 2508 | */ |
| 2509 | if (root->children != NULL) { |
| 2510 | tmp = xmlRelaxNGParseGrammarContent(ctxt, root->children); |
| 2511 | if (tmp != 0) |
| 2512 | ret = -1; |
| 2513 | } |
| 2514 | if (node->children != NULL) { |
| 2515 | tmp = xmlRelaxNGParseGrammarContent(ctxt, node->children); |
| 2516 | if (tmp != 0) |
| 2517 | ret = -1; |
| 2518 | } |
| 2519 | return(ret); |
| 2520 | } |
| 2521 | |
| 2522 | /** |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2523 | * xmlRelaxNGParseDefine: |
| 2524 | * @ctxt: a Relax-NG parser context |
| 2525 | * @node: the define node |
| 2526 | * |
| 2527 | * parse the content of a RelaxNG define element node. |
| 2528 | * |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 2529 | * Returns 0 in case of success or -1 in case of error |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2530 | */ |
| 2531 | static int |
| 2532 | xmlRelaxNGParseDefine(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 2533 | xmlChar *name; |
| 2534 | int ret = 0, tmp; |
| 2535 | xmlRelaxNGDefinePtr def; |
| 2536 | const xmlChar *olddefine; |
| 2537 | |
| 2538 | name = xmlGetProp(node, BAD_CAST "name"); |
| 2539 | if (name == NULL) { |
| 2540 | if (ctxt->error != NULL) |
| 2541 | ctxt->error(ctxt->userData, |
| 2542 | "define has no name\n"); |
| 2543 | ctxt->nbErrors++; |
| 2544 | } else { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2545 | xmlRelaxNGNormExtSpace(name); |
| 2546 | if (xmlValidateNCName(name, 0)) { |
| 2547 | if (ctxt->error != NULL) |
| 2548 | ctxt->error(ctxt->userData, |
| 2549 | "define name '%s' is not an NCName\n", |
| 2550 | name); |
| 2551 | ctxt->nbErrors++; |
| 2552 | } |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2553 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2554 | if (def == NULL) { |
| 2555 | xmlFree(name); |
| 2556 | return(-1); |
| 2557 | } |
| 2558 | def->type = XML_RELAXNG_DEF; |
| 2559 | def->name = name; |
| 2560 | if (node->children == NULL) { |
| 2561 | if (ctxt->error != NULL) |
| 2562 | ctxt->error(ctxt->userData, |
| 2563 | "define has no children\n"); |
| 2564 | ctxt->nbErrors++; |
| 2565 | } else { |
| 2566 | olddefine = ctxt->define; |
| 2567 | ctxt->define = name; |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2568 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 0); |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2569 | ctxt->define = olddefine; |
| 2570 | } |
| 2571 | if (ctxt->grammar->defs == NULL) |
| 2572 | ctxt->grammar->defs = xmlHashCreate(10); |
| 2573 | if (ctxt->grammar->defs == NULL) { |
| 2574 | if (ctxt->error != NULL) |
| 2575 | ctxt->error(ctxt->userData, |
| 2576 | "Could not create definition hash\n"); |
| 2577 | ctxt->nbErrors++; |
| 2578 | ret = -1; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2579 | } else { |
| 2580 | tmp = xmlHashAddEntry(ctxt->grammar->defs, name, def); |
| 2581 | if (tmp < 0) { |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2582 | xmlRelaxNGDefinePtr prev; |
| 2583 | |
| 2584 | prev = xmlHashLookup(ctxt->grammar->defs, name); |
| 2585 | if (prev == NULL) { |
| 2586 | if (ctxt->error != NULL) |
| 2587 | ctxt->error(ctxt->userData, |
| 2588 | "Internal error on define aggregation of %s\n", |
| 2589 | name); |
| 2590 | ctxt->nbErrors++; |
| 2591 | ret = -1; |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 2592 | } else { |
| 2593 | while (prev->nextHash != NULL) |
| 2594 | prev = prev->nextHash; |
| 2595 | prev->nextHash = def; |
| 2596 | } |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2597 | } |
| 2598 | } |
| 2599 | } |
| 2600 | return(ret); |
| 2601 | } |
| 2602 | |
| 2603 | /** |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 2604 | * xmlRelaxNGProcessExternalRef: |
| 2605 | * @ctxt: the parser context |
| 2606 | * @node: the externlRef node |
| 2607 | * |
| 2608 | * Process and compile an externlRef node |
| 2609 | * |
| 2610 | * Returns the xmlRelaxNGDefinePtr or NULL in case of error |
| 2611 | */ |
| 2612 | static xmlRelaxNGDefinePtr |
| 2613 | xmlRelaxNGProcessExternalRef(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 2614 | xmlRelaxNGDocumentPtr docu; |
| 2615 | xmlNodePtr root, tmp; |
| 2616 | xmlChar *ns; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 2617 | int newNs = 0, oldflags; |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 2618 | xmlRelaxNGDefinePtr def; |
| 2619 | |
| 2620 | docu = node->_private; |
| 2621 | if (docu != NULL) { |
| 2622 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2623 | if (def == NULL) |
| 2624 | return(NULL); |
| 2625 | def->type = XML_RELAXNG_EXTERNALREF; |
| 2626 | |
| 2627 | if (docu->content == NULL) { |
| 2628 | /* |
| 2629 | * Then do the parsing for good |
| 2630 | */ |
| 2631 | root = xmlDocGetRootElement(docu->doc); |
| 2632 | if (root == NULL) { |
| 2633 | if (ctxt->error != NULL) |
| 2634 | ctxt->error(ctxt->userData, |
| 2635 | "xmlRelaxNGParse: %s is empty\n", |
| 2636 | ctxt->URL); |
| 2637 | ctxt->nbErrors++; |
| 2638 | return (NULL); |
| 2639 | } |
| 2640 | /* |
| 2641 | * ns transmission rules |
| 2642 | */ |
| 2643 | ns = xmlGetProp(root, BAD_CAST "ns"); |
| 2644 | if (ns == NULL) { |
| 2645 | tmp = node; |
| 2646 | while ((tmp != NULL) && |
| 2647 | (tmp->type == XML_ELEMENT_NODE)) { |
| 2648 | ns = xmlGetProp(tmp, BAD_CAST "ns"); |
| 2649 | if (ns != NULL) { |
| 2650 | break; |
| 2651 | } |
| 2652 | tmp = tmp->parent; |
| 2653 | } |
| 2654 | if (ns != NULL) { |
| 2655 | xmlSetProp(root, BAD_CAST "ns", ns); |
| 2656 | newNs = 1; |
| 2657 | xmlFree(ns); |
| 2658 | } |
| 2659 | } else { |
| 2660 | xmlFree(ns); |
| 2661 | } |
| 2662 | |
| 2663 | /* |
| 2664 | * Parsing to get a precompiled schemas. |
| 2665 | */ |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 2666 | oldflags = ctxt->flags; |
| 2667 | ctxt->flags |= XML_RELAXNG_IN_EXTERNALREF; |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 2668 | docu->schema = xmlRelaxNGParseDocument(ctxt, root); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 2669 | ctxt->flags = oldflags; |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 2670 | if ((docu->schema != NULL) && |
| 2671 | (docu->schema->topgrammar != NULL)) { |
| 2672 | docu->content = docu->schema->topgrammar->start; |
| 2673 | } |
| 2674 | |
| 2675 | /* |
| 2676 | * the externalRef may be reused in a different ns context |
| 2677 | */ |
| 2678 | if (newNs == 1) { |
| 2679 | xmlUnsetProp(root, BAD_CAST "ns"); |
| 2680 | } |
| 2681 | } |
| 2682 | def->content = docu->content; |
| 2683 | } else { |
| 2684 | def = NULL; |
| 2685 | } |
| 2686 | return(def); |
| 2687 | } |
| 2688 | |
| 2689 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2690 | * xmlRelaxNGParsePattern: |
| 2691 | * @ctxt: a Relax-NG parser context |
| 2692 | * @node: the pattern node. |
| 2693 | * |
| 2694 | * parse the content of a RelaxNG pattern node. |
| 2695 | * |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2696 | * Returns the definition pointer or NULL in case of error or if no |
| 2697 | * pattern is generated. |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2698 | */ |
| 2699 | static xmlRelaxNGDefinePtr |
| 2700 | xmlRelaxNGParsePattern(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 2701 | xmlRelaxNGDefinePtr def = NULL; |
| 2702 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2703 | if (node == NULL) { |
| 2704 | return(NULL); |
| 2705 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2706 | if (IS_RELAXNG(node, "element")) { |
| 2707 | def = xmlRelaxNGParseElement(ctxt, node); |
| 2708 | } else if (IS_RELAXNG(node, "attribute")) { |
| 2709 | def = xmlRelaxNGParseAttribute(ctxt, node); |
| 2710 | } else if (IS_RELAXNG(node, "empty")) { |
| 2711 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2712 | if (def == NULL) |
| 2713 | return(NULL); |
| 2714 | def->type = XML_RELAXNG_EMPTY; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2715 | if (node->children != NULL) { |
| 2716 | if (ctxt->error != NULL) |
| 2717 | ctxt->error(ctxt->userData, "empty: had a child node\n"); |
| 2718 | ctxt->nbErrors++; |
| 2719 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2720 | } else if (IS_RELAXNG(node, "text")) { |
| 2721 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2722 | if (def == NULL) |
| 2723 | return(NULL); |
| 2724 | def->type = XML_RELAXNG_TEXT; |
| 2725 | if (node->children != NULL) { |
| 2726 | if (ctxt->error != NULL) |
| 2727 | ctxt->error(ctxt->userData, "text: had a child node\n"); |
| 2728 | ctxt->nbErrors++; |
| 2729 | } |
| 2730 | } else if (IS_RELAXNG(node, "zeroOrMore")) { |
| 2731 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2732 | if (def == NULL) |
| 2733 | return(NULL); |
| 2734 | def->type = XML_RELAXNG_ZEROORMORE; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2735 | if (node->children == NULL) { |
| 2736 | if (ctxt->error != NULL) |
| 2737 | ctxt->error(ctxt->userData, |
| 2738 | "Element %s is empty\n", node->name); |
| 2739 | ctxt->nbErrors++; |
| 2740 | } else { |
| 2741 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 1); |
| 2742 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2743 | } else if (IS_RELAXNG(node, "oneOrMore")) { |
| 2744 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2745 | if (def == NULL) |
| 2746 | return(NULL); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 2747 | def->type = XML_RELAXNG_ONEORMORE; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2748 | if (node->children == NULL) { |
| 2749 | if (ctxt->error != NULL) |
| 2750 | ctxt->error(ctxt->userData, |
| 2751 | "Element %s is empty\n", node->name); |
| 2752 | ctxt->nbErrors++; |
| 2753 | } else { |
| 2754 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 1); |
| 2755 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2756 | } else if (IS_RELAXNG(node, "optional")) { |
| 2757 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2758 | if (def == NULL) |
| 2759 | return(NULL); |
| 2760 | def->type = XML_RELAXNG_OPTIONAL; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2761 | if (node->children == NULL) { |
| 2762 | if (ctxt->error != NULL) |
| 2763 | ctxt->error(ctxt->userData, |
| 2764 | "Element %s is empty\n", node->name); |
| 2765 | ctxt->nbErrors++; |
| 2766 | } else { |
| 2767 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 1); |
| 2768 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2769 | } else if (IS_RELAXNG(node, "choice")) { |
| 2770 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2771 | if (def == NULL) |
| 2772 | return(NULL); |
| 2773 | def->type = XML_RELAXNG_CHOICE; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2774 | if (node->children == NULL) { |
| 2775 | if (ctxt->error != NULL) |
| 2776 | ctxt->error(ctxt->userData, |
| 2777 | "Element %s is empty\n", node->name); |
| 2778 | ctxt->nbErrors++; |
| 2779 | } else { |
| 2780 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 0); |
| 2781 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2782 | } else if (IS_RELAXNG(node, "group")) { |
| 2783 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2784 | if (def == NULL) |
| 2785 | return(NULL); |
| 2786 | def->type = XML_RELAXNG_GROUP; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2787 | if (node->children == NULL) { |
| 2788 | if (ctxt->error != NULL) |
| 2789 | ctxt->error(ctxt->userData, |
| 2790 | "Element %s is empty\n", node->name); |
| 2791 | ctxt->nbErrors++; |
| 2792 | } else { |
| 2793 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 0); |
| 2794 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2795 | } else if (IS_RELAXNG(node, "ref")) { |
| 2796 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2797 | if (def == NULL) |
| 2798 | return(NULL); |
| 2799 | def->type = XML_RELAXNG_REF; |
| 2800 | def->name = xmlGetProp(node, BAD_CAST "name"); |
| 2801 | if (def->name == NULL) { |
| 2802 | if (ctxt->error != NULL) |
| 2803 | ctxt->error(ctxt->userData, |
| 2804 | "ref has no name\n"); |
| 2805 | ctxt->nbErrors++; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2806 | } else { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2807 | xmlRelaxNGNormExtSpace(def->name); |
| 2808 | if (xmlValidateNCName(def->name, 0)) { |
| 2809 | if (ctxt->error != NULL) |
| 2810 | ctxt->error(ctxt->userData, |
| 2811 | "ref name '%s' is not an NCName\n", |
| 2812 | def->name); |
| 2813 | ctxt->nbErrors++; |
| 2814 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2815 | } |
| 2816 | if (node->children != NULL) { |
| 2817 | if (ctxt->error != NULL) |
| 2818 | ctxt->error(ctxt->userData, |
| 2819 | "ref is not empty\n"); |
| 2820 | ctxt->nbErrors++; |
| 2821 | } |
| 2822 | if (ctxt->grammar->refs == NULL) |
| 2823 | ctxt->grammar->refs = xmlHashCreate(10); |
| 2824 | if (ctxt->grammar->refs == NULL) { |
| 2825 | if (ctxt->error != NULL) |
| 2826 | ctxt->error(ctxt->userData, |
| 2827 | "Could not create references hash\n"); |
| 2828 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2829 | def = NULL; |
| 2830 | } else { |
| 2831 | int tmp; |
| 2832 | |
| 2833 | tmp = xmlHashAddEntry(ctxt->grammar->refs, def->name, def); |
| 2834 | if (tmp < 0) { |
| 2835 | xmlRelaxNGDefinePtr prev; |
| 2836 | |
| 2837 | prev = (xmlRelaxNGDefinePtr) |
| 2838 | xmlHashLookup(ctxt->grammar->refs, def->name); |
| 2839 | if (prev == NULL) { |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 2840 | if (def->name != NULL) { |
| 2841 | if (ctxt->error != NULL) |
| 2842 | ctxt->error(ctxt->userData, |
| 2843 | "Error refs definitions '%s'\n", |
| 2844 | def->name); |
| 2845 | } else { |
| 2846 | if (ctxt->error != NULL) |
| 2847 | ctxt->error(ctxt->userData, |
| 2848 | "Error refs definitions\n"); |
| 2849 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2850 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 2851 | def = NULL; |
| 2852 | } else { |
| 2853 | def->nextHash = prev->nextHash; |
| 2854 | prev->nextHash = def; |
| 2855 | } |
| 2856 | } |
| 2857 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 2858 | } else if (IS_RELAXNG(node, "data")) { |
| 2859 | def = xmlRelaxNGParseData(ctxt, node); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2860 | #if 0 |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 2861 | } else if (IS_RELAXNG(node, "define")) { |
| 2862 | xmlRelaxNGParseDefine(ctxt, node); |
| 2863 | def = NULL; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2864 | #endif |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 2865 | } else if (IS_RELAXNG(node, "value")) { |
| 2866 | def = xmlRelaxNGParseValue(ctxt, node); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 2867 | } else if (IS_RELAXNG(node, "list")) { |
| 2868 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2869 | if (def == NULL) |
| 2870 | return(NULL); |
| 2871 | def->type = XML_RELAXNG_LIST; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2872 | if (node->children == NULL) { |
| 2873 | if (ctxt->error != NULL) |
| 2874 | ctxt->error(ctxt->userData, |
| 2875 | "Element %s is empty\n", node->name); |
| 2876 | ctxt->nbErrors++; |
| 2877 | } else { |
| 2878 | def->content = xmlRelaxNGParsePatterns(ctxt, node->children, 0); |
| 2879 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 2880 | } else if (IS_RELAXNG(node, "interleave")) { |
| 2881 | def = xmlRelaxNGParseInterleave(ctxt, node); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 2882 | } else if (IS_RELAXNG(node, "externalRef")) { |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 2883 | def = xmlRelaxNGProcessExternalRef(ctxt, node); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 2884 | } else if (IS_RELAXNG(node, "notAllowed")) { |
| 2885 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2886 | if (def == NULL) |
| 2887 | return(NULL); |
| 2888 | def->type = XML_RELAXNG_NOT_ALLOWED; |
| 2889 | if (node->children != NULL) { |
| 2890 | if (ctxt->error != NULL) |
| 2891 | ctxt->error(ctxt->userData, |
| 2892 | "xmlRelaxNGParse: notAllowed element is not empty\n"); |
| 2893 | ctxt->nbErrors++; |
| 2894 | } |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 2895 | } else if (IS_RELAXNG(node, "grammar")) { |
| 2896 | xmlRelaxNGGrammarPtr grammar, old; |
| 2897 | xmlRelaxNGGrammarPtr oldparent; |
| 2898 | |
| 2899 | oldparent = ctxt->parentgrammar; |
| 2900 | old = ctxt->grammar; |
| 2901 | ctxt->parentgrammar = old; |
| 2902 | grammar = xmlRelaxNGParseGrammar(ctxt, node->children); |
| 2903 | if (old != NULL) { |
| 2904 | ctxt->grammar = old; |
| 2905 | ctxt->parentgrammar = oldparent; |
| 2906 | if (grammar != NULL) { |
| 2907 | grammar->next = old->next; |
| 2908 | old->next = grammar; |
| 2909 | } |
| 2910 | } |
| 2911 | if (grammar != NULL) |
| 2912 | def = grammar->start; |
| 2913 | else |
| 2914 | def = NULL; |
| 2915 | } else if (IS_RELAXNG(node, "parentRef")) { |
| 2916 | if (ctxt->parentgrammar == NULL) { |
| 2917 | if (ctxt->error != NULL) |
| 2918 | ctxt->error(ctxt->userData, |
| 2919 | "Use of parentRef without a parent grammar\n"); |
| 2920 | ctxt->nbErrors++; |
| 2921 | return(NULL); |
| 2922 | } |
| 2923 | def = xmlRelaxNGNewDefine(ctxt, node); |
| 2924 | if (def == NULL) |
| 2925 | return(NULL); |
| 2926 | def->type = XML_RELAXNG_PARENTREF; |
| 2927 | def->name = xmlGetProp(node, BAD_CAST "name"); |
| 2928 | if (def->name == NULL) { |
| 2929 | if (ctxt->error != NULL) |
| 2930 | ctxt->error(ctxt->userData, |
| 2931 | "parentRef has no name\n"); |
| 2932 | ctxt->nbErrors++; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2933 | } else { |
| 2934 | xmlRelaxNGNormExtSpace(def->name); |
| 2935 | if (xmlValidateNCName(def->name, 0)) { |
| 2936 | if (ctxt->error != NULL) |
| 2937 | ctxt->error(ctxt->userData, |
| 2938 | "parentRef name '%s' is not an NCName\n", |
| 2939 | def->name); |
| 2940 | ctxt->nbErrors++; |
| 2941 | } |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 2942 | } |
| 2943 | if (node->children != NULL) { |
| 2944 | if (ctxt->error != NULL) |
| 2945 | ctxt->error(ctxt->userData, |
| 2946 | "parentRef is not empty\n"); |
| 2947 | ctxt->nbErrors++; |
| 2948 | } |
| 2949 | if (ctxt->parentgrammar->refs == NULL) |
| 2950 | ctxt->parentgrammar->refs = xmlHashCreate(10); |
| 2951 | if (ctxt->parentgrammar->refs == NULL) { |
| 2952 | if (ctxt->error != NULL) |
| 2953 | ctxt->error(ctxt->userData, |
| 2954 | "Could not create references hash\n"); |
| 2955 | ctxt->nbErrors++; |
| 2956 | def = NULL; |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2957 | } else if (def->name != NULL) { |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 2958 | int tmp; |
| 2959 | |
| 2960 | tmp = xmlHashAddEntry(ctxt->parentgrammar->refs, def->name, def); |
| 2961 | if (tmp < 0) { |
| 2962 | xmlRelaxNGDefinePtr prev; |
| 2963 | |
| 2964 | prev = (xmlRelaxNGDefinePtr) |
| 2965 | xmlHashLookup(ctxt->parentgrammar->refs, def->name); |
| 2966 | if (prev == NULL) { |
| 2967 | if (ctxt->error != NULL) |
| 2968 | ctxt->error(ctxt->userData, |
| 2969 | "Internal error parentRef definitions '%s'\n", |
| 2970 | def->name); |
| 2971 | ctxt->nbErrors++; |
| 2972 | def = NULL; |
| 2973 | } else { |
| 2974 | def->nextHash = prev->nextHash; |
| 2975 | prev->nextHash = def; |
| 2976 | } |
| 2977 | } |
| 2978 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 2979 | } else if (IS_RELAXNG(node, "mixed")) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 2980 | if (node->children == NULL) { |
| 2981 | if (ctxt->error != NULL) |
| 2982 | ctxt->error(ctxt->userData, |
| 2983 | "Mixed is empty\n"); |
| 2984 | ctxt->nbErrors++; |
| 2985 | def = NULL; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 2986 | } else { |
| 2987 | def = xmlRelaxNGParseInterleave(ctxt, node); |
| 2988 | if (def != NULL) { |
| 2989 | xmlRelaxNGDefinePtr tmp; |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 2990 | |
| 2991 | if ((def->content != NULL) && (def->content->next != NULL)) { |
| 2992 | tmp = xmlRelaxNGNewDefine(ctxt, node); |
| 2993 | if (tmp != NULL) { |
| 2994 | tmp->type = XML_RELAXNG_GROUP; |
| 2995 | tmp->content = def->content; |
| 2996 | def->content = tmp; |
| 2997 | } |
| 2998 | } |
| 2999 | |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 3000 | tmp = xmlRelaxNGNewDefine(ctxt, node); |
| 3001 | if (tmp == NULL) |
| 3002 | return(def); |
| 3003 | tmp->type = XML_RELAXNG_TEXT; |
| 3004 | tmp->next = def->content; |
| 3005 | def->content = tmp; |
| 3006 | } |
| 3007 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3008 | } else { |
| 3009 | if (ctxt->error != NULL) |
| 3010 | ctxt->error(ctxt->userData, |
| 3011 | "Unexpected node %s is not a pattern\n", |
| 3012 | node->name); |
| 3013 | ctxt->nbErrors++; |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3014 | def = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3015 | } |
| 3016 | return(def); |
| 3017 | } |
| 3018 | |
| 3019 | /** |
| 3020 | * xmlRelaxNGParseAttribute: |
| 3021 | * @ctxt: a Relax-NG parser context |
| 3022 | * @node: the element node |
| 3023 | * |
| 3024 | * parse the content of a RelaxNG attribute node. |
| 3025 | * |
| 3026 | * Returns the definition pointer or NULL in case of error. |
| 3027 | */ |
| 3028 | static xmlRelaxNGDefinePtr |
| 3029 | xmlRelaxNGParseAttribute(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3030 | xmlRelaxNGDefinePtr ret, cur; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3031 | xmlNodePtr child; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3032 | int old_flags; |
| 3033 | |
| 3034 | ret = xmlRelaxNGNewDefine(ctxt, node); |
| 3035 | if (ret == NULL) |
| 3036 | return(NULL); |
| 3037 | ret->type = XML_RELAXNG_ATTRIBUTE; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3038 | ret->parent = ctxt->def; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3039 | child = node->children; |
| 3040 | if (child == NULL) { |
| 3041 | if (ctxt->error != NULL) |
| 3042 | ctxt->error(ctxt->userData, |
| 3043 | "xmlRelaxNGParseattribute: attribute has no children\n"); |
| 3044 | ctxt->nbErrors++; |
| 3045 | return(ret); |
| 3046 | } |
| 3047 | old_flags = ctxt->flags; |
| 3048 | ctxt->flags |= XML_RELAXNG_IN_ATTRIBUTE; |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3049 | cur = xmlRelaxNGParseNameClass(ctxt, child, ret); |
| 3050 | if (cur != NULL) |
| 3051 | child = child->next; |
| 3052 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3053 | if (child != NULL) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3054 | cur = xmlRelaxNGParsePattern(ctxt, child); |
| 3055 | if (cur != NULL) { |
| 3056 | switch (cur->type) { |
| 3057 | case XML_RELAXNG_EMPTY: |
| 3058 | case XML_RELAXNG_NOT_ALLOWED: |
| 3059 | case XML_RELAXNG_TEXT: |
| 3060 | case XML_RELAXNG_ELEMENT: |
| 3061 | case XML_RELAXNG_DATATYPE: |
| 3062 | case XML_RELAXNG_VALUE: |
| 3063 | case XML_RELAXNG_LIST: |
| 3064 | case XML_RELAXNG_REF: |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3065 | case XML_RELAXNG_PARENTREF: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3066 | case XML_RELAXNG_EXTERNALREF: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3067 | case XML_RELAXNG_DEF: |
| 3068 | case XML_RELAXNG_ONEORMORE: |
| 3069 | case XML_RELAXNG_ZEROORMORE: |
| 3070 | case XML_RELAXNG_OPTIONAL: |
| 3071 | case XML_RELAXNG_CHOICE: |
| 3072 | case XML_RELAXNG_GROUP: |
| 3073 | case XML_RELAXNG_INTERLEAVE: |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 3074 | case XML_RELAXNG_ATTRIBUTE: |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3075 | ret->content = cur; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3076 | cur->parent = ret; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3077 | break; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3078 | case XML_RELAXNG_START: |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 3079 | case XML_RELAXNG_PARAM: |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3080 | case XML_RELAXNG_EXCEPT: |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3081 | if (ctxt->error != NULL) |
| 3082 | ctxt->error(ctxt->userData, |
| 3083 | "attribute has invalid content\n"); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 3084 | ctxt->nbErrors++; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3085 | break; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 3086 | case XML_RELAXNG_NOOP: |
| 3087 | TODO |
| 3088 | if (ctxt->error != NULL) |
| 3089 | ctxt->error(ctxt->userData, |
| 3090 | "Internal error, noop found\n"); |
| 3091 | ctxt->nbErrors++; |
| 3092 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3093 | } |
| 3094 | } |
| 3095 | child = child->next; |
| 3096 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3097 | if (child != NULL) { |
| 3098 | if (ctxt->error != NULL) |
| 3099 | ctxt->error(ctxt->userData, "attribute has multiple children\n"); |
| 3100 | ctxt->nbErrors++; |
| 3101 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3102 | ctxt->flags = old_flags; |
| 3103 | return(ret); |
| 3104 | } |
| 3105 | |
| 3106 | /** |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3107 | * xmlRelaxNGParseExceptNameClass: |
| 3108 | * @ctxt: a Relax-NG parser context |
| 3109 | * @node: the except node |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3110 | * @attr: 1 if within an attribute, 0 if within an element |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3111 | * |
| 3112 | * parse the content of a RelaxNG nameClass node. |
| 3113 | * |
| 3114 | * Returns the definition pointer or NULL in case of error. |
| 3115 | */ |
| 3116 | static xmlRelaxNGDefinePtr |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3117 | xmlRelaxNGParseExceptNameClass(xmlRelaxNGParserCtxtPtr ctxt, |
| 3118 | xmlNodePtr node, int attr) { |
| 3119 | xmlRelaxNGDefinePtr ret, cur, last = NULL; |
| 3120 | xmlNodePtr child; |
| 3121 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3122 | if (!IS_RELAXNG(node, "except")) { |
| 3123 | if (ctxt->error != NULL) |
| 3124 | ctxt->error(ctxt->userData, |
| 3125 | "Expecting an except node\n"); |
| 3126 | ctxt->nbErrors++; |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3127 | return(NULL); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3128 | } |
| 3129 | if (node->next != NULL) { |
| 3130 | if (ctxt->error != NULL) |
| 3131 | ctxt->error(ctxt->userData, |
| 3132 | "exceptNameClass allows only a single except node\n"); |
| 3133 | ctxt->nbErrors++; |
| 3134 | } |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3135 | if (node->children == NULL) { |
| 3136 | if (ctxt->error != NULL) |
| 3137 | ctxt->error(ctxt->userData, |
| 3138 | "except has no content\n"); |
| 3139 | ctxt->nbErrors++; |
| 3140 | return(NULL); |
| 3141 | } |
| 3142 | |
| 3143 | ret = xmlRelaxNGNewDefine(ctxt, node); |
| 3144 | if (ret == NULL) |
| 3145 | return(NULL); |
| 3146 | ret->type = XML_RELAXNG_EXCEPT; |
| 3147 | child = node->children; |
| 3148 | while (child != NULL) { |
| 3149 | cur = xmlRelaxNGNewDefine(ctxt, child); |
| 3150 | if (cur == NULL) |
| 3151 | break; |
| 3152 | if (attr) |
| 3153 | cur->type = XML_RELAXNG_ATTRIBUTE; |
| 3154 | else |
| 3155 | cur->type = XML_RELAXNG_ELEMENT; |
| 3156 | |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3157 | if (xmlRelaxNGParseNameClass(ctxt, child, cur) != NULL) { |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3158 | if (last == NULL) { |
| 3159 | ret->content = cur; |
| 3160 | } else { |
| 3161 | last->next = cur; |
| 3162 | } |
| 3163 | last = cur; |
| 3164 | } |
| 3165 | child = child->next; |
| 3166 | } |
| 3167 | |
| 3168 | return(ret); |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3169 | } |
| 3170 | |
| 3171 | /** |
| 3172 | * xmlRelaxNGParseNameClass: |
| 3173 | * @ctxt: a Relax-NG parser context |
| 3174 | * @node: the nameClass node |
| 3175 | * @def: the current definition |
| 3176 | * |
| 3177 | * parse the content of a RelaxNG nameClass node. |
| 3178 | * |
| 3179 | * Returns the definition pointer or NULL in case of error. |
| 3180 | */ |
| 3181 | static xmlRelaxNGDefinePtr |
| 3182 | xmlRelaxNGParseNameClass(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node, |
| 3183 | xmlRelaxNGDefinePtr def) { |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 3184 | xmlRelaxNGDefinePtr ret, tmp; |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3185 | xmlChar *val; |
| 3186 | |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 3187 | ret = def; |
| 3188 | if ((IS_RELAXNG(node, "name")) || (IS_RELAXNG(node, "anyName")) || |
| 3189 | (IS_RELAXNG(node, "nsName"))) { |
| 3190 | if ((def->type != XML_RELAXNG_ELEMENT) && |
| 3191 | (def->type != XML_RELAXNG_ATTRIBUTE)) { |
| 3192 | ret = xmlRelaxNGNewDefine(ctxt, node); |
| 3193 | if (ret == NULL) |
| 3194 | return(NULL); |
| 3195 | ret->parent = def; |
| 3196 | if (ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) |
| 3197 | ret->type = XML_RELAXNG_ATTRIBUTE; |
| 3198 | else |
| 3199 | ret->type = XML_RELAXNG_ELEMENT; |
| 3200 | } |
| 3201 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3202 | if (IS_RELAXNG(node, "name")) { |
| 3203 | val = xmlNodeGetContent(node); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3204 | xmlRelaxNGNormExtSpace(val); |
| 3205 | if (xmlValidateNCName(val, 0)) { |
| 3206 | if (ctxt->error != NULL) { |
| 3207 | if (node->parent != NULL) |
| 3208 | ctxt->error(ctxt->userData, |
| 3209 | "Element %s name '%s' is not an NCName\n", |
| 3210 | node->parent->name, val); |
| 3211 | else |
| 3212 | ctxt->error(ctxt->userData, |
| 3213 | "name '%s' is not an NCName\n", |
| 3214 | val); |
| 3215 | } |
| 3216 | ctxt->nbErrors++; |
| 3217 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3218 | ret->name = val; |
| 3219 | val = xmlGetProp(node, BAD_CAST "ns"); |
| 3220 | ret->ns = val; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 3221 | if ((ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) && |
| 3222 | (val != NULL) && |
| 3223 | (xmlStrEqual(val, BAD_CAST "http://www.w3.org/2000/xmlns"))) { |
| 3224 | ctxt->error(ctxt->userData, |
| 3225 | "Attribute with namespace '%s' is not allowed\n", |
| 3226 | val); |
| 3227 | ctxt->nbErrors++; |
| 3228 | } |
| 3229 | if ((ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) && |
| 3230 | (val != NULL) && |
| 3231 | (val[0] == 0) && |
| 3232 | (xmlStrEqual(ret->name, BAD_CAST "xmlns"))) { |
| 3233 | ctxt->error(ctxt->userData, |
| 3234 | "Attribute with QName 'xmlns' is not allowed\n", |
| 3235 | val); |
| 3236 | ctxt->nbErrors++; |
| 3237 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3238 | } else if (IS_RELAXNG(node, "anyName")) { |
| 3239 | ret->name = NULL; |
| 3240 | ret->ns = NULL; |
| 3241 | if (node->children != NULL) { |
| 3242 | ret->nameClass = |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3243 | xmlRelaxNGParseExceptNameClass(ctxt, node->children, |
| 3244 | (def->type == XML_RELAXNG_ATTRIBUTE)); |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3245 | } |
| 3246 | } else if (IS_RELAXNG(node, "nsName")) { |
| 3247 | ret->name = NULL; |
| 3248 | ret->ns = xmlGetProp(node, BAD_CAST "ns"); |
| 3249 | if (ret->ns == NULL) { |
| 3250 | if (ctxt->error != NULL) |
| 3251 | ctxt->error(ctxt->userData, |
| 3252 | "nsName has no ns attribute\n"); |
| 3253 | ctxt->nbErrors++; |
| 3254 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 3255 | if ((ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) && |
| 3256 | (ret->ns != NULL) && |
| 3257 | (xmlStrEqual(ret->ns, BAD_CAST "http://www.w3.org/2000/xmlns"))) { |
| 3258 | ctxt->error(ctxt->userData, |
| 3259 | "Attribute with namespace '%s' is not allowed\n", |
| 3260 | ret->ns); |
| 3261 | ctxt->nbErrors++; |
| 3262 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3263 | if (node->children != NULL) { |
| 3264 | ret->nameClass = |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3265 | xmlRelaxNGParseExceptNameClass(ctxt, node->children, |
| 3266 | (def->type == XML_RELAXNG_ATTRIBUTE)); |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3267 | } |
| 3268 | } else if (IS_RELAXNG(node, "choice")) { |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 3269 | xmlNodePtr child; |
| 3270 | xmlRelaxNGDefinePtr last = NULL; |
| 3271 | |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 3272 | ret = xmlRelaxNGNewDefine(ctxt, node); |
| 3273 | if (ret == NULL) |
| 3274 | return(NULL); |
| 3275 | ret->parent = def; |
| 3276 | ret->type = XML_RELAXNG_CHOICE; |
| 3277 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3278 | if (node->children == NULL) { |
| 3279 | if (ctxt->error != NULL) |
| 3280 | ctxt->error(ctxt->userData, |
| 3281 | "Element choice is empty\n"); |
| 3282 | ctxt->nbErrors++; |
| 3283 | } else { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3284 | |
| 3285 | child = node->children; |
| 3286 | while (child != NULL) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 3287 | tmp = xmlRelaxNGParseNameClass(ctxt, child, ret); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3288 | if (tmp != NULL) { |
| 3289 | if (last == NULL) { |
| 3290 | last = ret->nameClass = tmp; |
| 3291 | } else { |
| 3292 | last->next = tmp; |
| 3293 | last = tmp; |
| 3294 | } |
| 3295 | } |
| 3296 | child = child->next; |
| 3297 | } |
| 3298 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3299 | } else { |
| 3300 | if (ctxt->error != NULL) |
| 3301 | ctxt->error(ctxt->userData, |
| 3302 | "expecting name, anyName, nsName or choice : got %s\n", |
| 3303 | node->name); |
| 3304 | ctxt->nbErrors++; |
| 3305 | return(NULL); |
| 3306 | } |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 3307 | if (ret != def) { |
| 3308 | if (def->nameClass == NULL) { |
| 3309 | def->nameClass = ret; |
| 3310 | } else { |
| 3311 | tmp = def->nameClass; |
| 3312 | while (tmp->next != NULL) { |
| 3313 | tmp = tmp->next; |
| 3314 | } |
| 3315 | tmp->next = ret; |
| 3316 | } |
| 3317 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3318 | return(ret); |
| 3319 | } |
| 3320 | |
| 3321 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3322 | * xmlRelaxNGParseElement: |
| 3323 | * @ctxt: a Relax-NG parser context |
| 3324 | * @node: the element node |
| 3325 | * |
| 3326 | * parse the content of a RelaxNG element node. |
| 3327 | * |
| 3328 | * Returns the definition pointer or NULL in case of error. |
| 3329 | */ |
| 3330 | static xmlRelaxNGDefinePtr |
| 3331 | xmlRelaxNGParseElement(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 3332 | xmlRelaxNGDefinePtr ret, cur, last; |
| 3333 | xmlNodePtr child; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3334 | const xmlChar *olddefine; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3335 | |
| 3336 | ret = xmlRelaxNGNewDefine(ctxt, node); |
| 3337 | if (ret == NULL) |
| 3338 | return(NULL); |
| 3339 | ret->type = XML_RELAXNG_ELEMENT; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3340 | ret->parent = ctxt->def; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3341 | child = node->children; |
| 3342 | if (child == NULL) { |
| 3343 | if (ctxt->error != NULL) |
| 3344 | ctxt->error(ctxt->userData, |
| 3345 | "xmlRelaxNGParseElement: element has no children\n"); |
| 3346 | ctxt->nbErrors++; |
| 3347 | return(ret); |
| 3348 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 3349 | cur = xmlRelaxNGParseNameClass(ctxt, child, ret); |
| 3350 | if (cur != NULL) |
| 3351 | child = child->next; |
| 3352 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3353 | if (child == NULL) { |
| 3354 | if (ctxt->error != NULL) |
| 3355 | ctxt->error(ctxt->userData, |
| 3356 | "xmlRelaxNGParseElement: element has no content\n"); |
| 3357 | ctxt->nbErrors++; |
| 3358 | return(ret); |
| 3359 | } |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3360 | olddefine = ctxt->define; |
| 3361 | ctxt->define = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3362 | last = NULL; |
| 3363 | while (child != NULL) { |
| 3364 | cur = xmlRelaxNGParsePattern(ctxt, child); |
| 3365 | if (cur != NULL) { |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3366 | cur->parent = ret; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3367 | switch (cur->type) { |
| 3368 | case XML_RELAXNG_EMPTY: |
| 3369 | case XML_RELAXNG_NOT_ALLOWED: |
| 3370 | case XML_RELAXNG_TEXT: |
| 3371 | case XML_RELAXNG_ELEMENT: |
| 3372 | case XML_RELAXNG_DATATYPE: |
| 3373 | case XML_RELAXNG_VALUE: |
| 3374 | case XML_RELAXNG_LIST: |
| 3375 | case XML_RELAXNG_REF: |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3376 | case XML_RELAXNG_PARENTREF: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3377 | case XML_RELAXNG_EXTERNALREF: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3378 | case XML_RELAXNG_DEF: |
| 3379 | case XML_RELAXNG_ZEROORMORE: |
| 3380 | case XML_RELAXNG_ONEORMORE: |
| 3381 | case XML_RELAXNG_OPTIONAL: |
| 3382 | case XML_RELAXNG_CHOICE: |
| 3383 | case XML_RELAXNG_GROUP: |
| 3384 | case XML_RELAXNG_INTERLEAVE: |
| 3385 | if (last == NULL) { |
| 3386 | ret->content = last = cur; |
| 3387 | } else { |
| 3388 | if ((last->type == XML_RELAXNG_ELEMENT) && |
| 3389 | (ret->content == last)) { |
| 3390 | ret->content = xmlRelaxNGNewDefine(ctxt, node); |
| 3391 | if (ret->content != NULL) { |
| 3392 | ret->content->type = XML_RELAXNG_GROUP; |
| 3393 | ret->content->content = last; |
| 3394 | } else { |
| 3395 | ret->content = last; |
| 3396 | } |
| 3397 | } |
| 3398 | last->next = cur; |
| 3399 | last = cur; |
| 3400 | } |
| 3401 | break; |
| 3402 | case XML_RELAXNG_ATTRIBUTE: |
| 3403 | cur->next = ret->attrs; |
| 3404 | ret->attrs = cur; |
| 3405 | break; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3406 | case XML_RELAXNG_START: |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 3407 | case XML_RELAXNG_PARAM: |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 3408 | case XML_RELAXNG_EXCEPT: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3409 | TODO |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 3410 | ctxt->nbErrors++; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 3411 | break; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 3412 | case XML_RELAXNG_NOOP: |
| 3413 | TODO |
| 3414 | if (ctxt->error != NULL) |
| 3415 | ctxt->error(ctxt->userData, |
| 3416 | "Internal error, noop found\n"); |
| 3417 | ctxt->nbErrors++; |
| 3418 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3419 | } |
| 3420 | } |
| 3421 | child = child->next; |
| 3422 | } |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3423 | ctxt->define = olddefine; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3424 | return(ret); |
| 3425 | } |
| 3426 | |
| 3427 | /** |
| 3428 | * xmlRelaxNGParsePatterns: |
| 3429 | * @ctxt: a Relax-NG parser context |
| 3430 | * @nodes: list of nodes |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3431 | * @group: use an implicit <group> for elements |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3432 | * |
| 3433 | * parse the content of a RelaxNG start node. |
| 3434 | * |
| 3435 | * Returns the definition pointer or NULL in case of error. |
| 3436 | */ |
| 3437 | static xmlRelaxNGDefinePtr |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3438 | xmlRelaxNGParsePatterns(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes, |
| 3439 | int group) { |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3440 | xmlRelaxNGDefinePtr def = NULL, last = NULL, cur, parent; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3441 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3442 | parent = ctxt->def; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3443 | while (nodes != NULL) { |
| 3444 | if (IS_RELAXNG(nodes, "element")) { |
| 3445 | cur = xmlRelaxNGParseElement(ctxt, nodes); |
| 3446 | if (def == NULL) { |
| 3447 | def = last = cur; |
| 3448 | } else { |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3449 | if ((group == 1) && (def->type == XML_RELAXNG_ELEMENT) && |
| 3450 | (def == last)) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3451 | def = xmlRelaxNGNewDefine(ctxt, nodes); |
| 3452 | def->type = XML_RELAXNG_GROUP; |
| 3453 | def->content = last; |
| 3454 | } |
| 3455 | last->next = cur; |
| 3456 | last = cur; |
| 3457 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 3458 | cur->parent = parent; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3459 | } else { |
| 3460 | cur = xmlRelaxNGParsePattern(ctxt, nodes); |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 3461 | if (cur != NULL) { |
| 3462 | if (def == NULL) { |
| 3463 | def = last = cur; |
| 3464 | } else { |
| 3465 | last->next = cur; |
| 3466 | last = cur; |
| 3467 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3468 | } |
| 3469 | } |
| 3470 | nodes = nodes->next; |
| 3471 | } |
| 3472 | return(def); |
| 3473 | } |
| 3474 | |
| 3475 | /** |
| 3476 | * xmlRelaxNGParseStart: |
| 3477 | * @ctxt: a Relax-NG parser context |
| 3478 | * @nodes: start children nodes |
| 3479 | * |
| 3480 | * parse the content of a RelaxNG start node. |
| 3481 | * |
| 3482 | * Returns 0 in case of success, -1 in case of error |
| 3483 | */ |
| 3484 | static int |
| 3485 | xmlRelaxNGParseStart(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes) { |
| 3486 | int ret = 0; |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3487 | xmlRelaxNGDefinePtr def = NULL, last; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3488 | |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3489 | if (nodes == NULL) { |
| 3490 | if (ctxt->error != NULL) |
| 3491 | ctxt->error(ctxt->userData, |
| 3492 | "start has no children\n"); |
| 3493 | ctxt->nbErrors++; |
| 3494 | return(-1); |
| 3495 | } |
| 3496 | if (IS_RELAXNG(nodes, "empty")) { |
| 3497 | def = xmlRelaxNGNewDefine(ctxt, nodes); |
| 3498 | if (def == NULL) |
| 3499 | return(-1); |
| 3500 | def->type = XML_RELAXNG_EMPTY; |
| 3501 | if (nodes->children != NULL) { |
| 3502 | if (ctxt->error != NULL) |
| 3503 | ctxt->error(ctxt->userData, "element empty is not empty\n"); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 3504 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3505 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3506 | } else if (IS_RELAXNG(nodes, "notAllowed")) { |
| 3507 | def = xmlRelaxNGNewDefine(ctxt, nodes); |
| 3508 | if (def == NULL) |
| 3509 | return(-1); |
| 3510 | def->type = XML_RELAXNG_NOT_ALLOWED; |
| 3511 | if (nodes->children != NULL) { |
| 3512 | if (ctxt->error != NULL) |
| 3513 | ctxt->error(ctxt->userData, |
| 3514 | "element notAllowed is not empty\n"); |
| 3515 | ctxt->nbErrors++; |
| 3516 | } |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3517 | } else { |
| 3518 | def = xmlRelaxNGParsePatterns(ctxt, nodes, 1); |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3519 | } |
| 3520 | if (ctxt->grammar->start != NULL) { |
| 3521 | last = ctxt->grammar->start; |
| 3522 | while (last->next != NULL) |
| 3523 | last = last->next; |
| 3524 | last->next = def; |
| 3525 | } else { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3526 | ctxt->grammar->start = def; |
| 3527 | } |
| 3528 | nodes = nodes->next; |
| 3529 | if (nodes != NULL) { |
| 3530 | if (ctxt->error != NULL) |
| 3531 | ctxt->error(ctxt->userData, |
| 3532 | "start more than one children\n"); |
| 3533 | ctxt->nbErrors++; |
| 3534 | return(-1); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3535 | } |
| 3536 | return(ret); |
| 3537 | } |
| 3538 | |
| 3539 | /** |
| 3540 | * xmlRelaxNGParseGrammarContent: |
| 3541 | * @ctxt: a Relax-NG parser context |
| 3542 | * @nodes: grammar children nodes |
| 3543 | * |
| 3544 | * parse the content of a RelaxNG grammar node. |
| 3545 | * |
| 3546 | * Returns 0 in case of success, -1 in case of error |
| 3547 | */ |
| 3548 | static int |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3549 | xmlRelaxNGParseGrammarContent(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3550 | { |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3551 | int ret = 0, tmp; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3552 | |
| 3553 | if (nodes == NULL) { |
| 3554 | if (ctxt->error != NULL) |
| 3555 | ctxt->error(ctxt->userData, |
| 3556 | "grammar has no children\n"); |
| 3557 | ctxt->nbErrors++; |
| 3558 | return(-1); |
| 3559 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3560 | while (nodes != NULL) { |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3561 | if (IS_RELAXNG(nodes, "start")) { |
| 3562 | if (nodes->children == NULL) { |
| 3563 | if (ctxt->error != NULL) |
| 3564 | ctxt->error(ctxt->userData, |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 3565 | "start has no children\n"); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3566 | ctxt->nbErrors++; |
| 3567 | } else { |
| 3568 | tmp = xmlRelaxNGParseStart(ctxt, nodes->children); |
| 3569 | if (tmp != 0) |
| 3570 | ret = -1; |
| 3571 | } |
| 3572 | } else if (IS_RELAXNG(nodes, "define")) { |
| 3573 | tmp = xmlRelaxNGParseDefine(ctxt, nodes); |
| 3574 | if (tmp != 0) |
| 3575 | ret = -1; |
| 3576 | } else if (IS_RELAXNG(nodes, "include")) { |
| 3577 | tmp = xmlRelaxNGParseInclude(ctxt, nodes); |
| 3578 | if (tmp != 0) |
| 3579 | ret = -1; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3580 | } else { |
| 3581 | if (ctxt->error != NULL) |
| 3582 | ctxt->error(ctxt->userData, |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 3583 | "grammar has unexpected child %s\n", nodes->name); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3584 | ctxt->nbErrors++; |
| 3585 | ret = -1; |
| 3586 | } |
| 3587 | nodes = nodes->next; |
| 3588 | } |
| 3589 | return (ret); |
| 3590 | } |
| 3591 | |
| 3592 | /** |
| 3593 | * xmlRelaxNGCheckReference: |
| 3594 | * @ref: the ref |
| 3595 | * @ctxt: a Relax-NG parser context |
| 3596 | * @name: the name associated to the defines |
| 3597 | * |
| 3598 | * Applies the 4.17. combine attribute rule for all the define |
| 3599 | * element of a given grammar using the same name. |
| 3600 | */ |
| 3601 | static void |
| 3602 | xmlRelaxNGCheckReference(xmlRelaxNGDefinePtr ref, |
| 3603 | xmlRelaxNGParserCtxtPtr ctxt, const xmlChar *name) { |
| 3604 | xmlRelaxNGGrammarPtr grammar; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3605 | xmlRelaxNGDefinePtr def, cur; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3606 | |
| 3607 | grammar = ctxt->grammar; |
| 3608 | if (grammar == NULL) { |
| 3609 | if (ctxt->error != NULL) |
| 3610 | ctxt->error(ctxt->userData, |
| 3611 | "Internal error: no grammar in CheckReference %s\n", |
| 3612 | name); |
| 3613 | ctxt->nbErrors++; |
| 3614 | return; |
| 3615 | } |
| 3616 | if (ref->content != NULL) { |
| 3617 | if (ctxt->error != NULL) |
| 3618 | ctxt->error(ctxt->userData, |
| 3619 | "Internal error: reference has content in CheckReference %s\n", |
| 3620 | name); |
| 3621 | ctxt->nbErrors++; |
| 3622 | return; |
| 3623 | } |
| 3624 | if (grammar->defs != NULL) { |
| 3625 | def = xmlHashLookup(grammar->defs, name); |
| 3626 | if (def != NULL) { |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 3627 | cur = ref; |
| 3628 | while (cur != NULL) { |
| 3629 | cur->content = def; |
| 3630 | cur = cur->nextHash; |
| 3631 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3632 | } else { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 3633 | if (ctxt->error != NULL) |
| 3634 | ctxt->error(ctxt->userData, |
| 3635 | "Reference %s has no matching definition\n", |
| 3636 | name); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 3637 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3638 | } |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 3639 | } else { |
| 3640 | if (ctxt->error != NULL) |
| 3641 | ctxt->error(ctxt->userData, |
| 3642 | "Reference %s has no matching definition\n", |
| 3643 | name); |
| 3644 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3645 | } |
| 3646 | /* |
| 3647 | * TODO: make a closure and verify there is no loop ! |
| 3648 | */ |
| 3649 | } |
| 3650 | |
| 3651 | /** |
| 3652 | * xmlRelaxNGCheckCombine: |
| 3653 | * @define: the define(s) list |
| 3654 | * @ctxt: a Relax-NG parser context |
| 3655 | * @name: the name associated to the defines |
| 3656 | * |
| 3657 | * Applies the 4.17. combine attribute rule for all the define |
| 3658 | * element of a given grammar using the same name. |
| 3659 | */ |
| 3660 | static void |
| 3661 | xmlRelaxNGCheckCombine(xmlRelaxNGDefinePtr define, |
| 3662 | xmlRelaxNGParserCtxtPtr ctxt, const xmlChar *name) { |
| 3663 | xmlChar *combine; |
| 3664 | int choiceOrInterleave = -1; |
| 3665 | int missing = 0; |
| 3666 | xmlRelaxNGDefinePtr cur, last, tmp, tmp2; |
| 3667 | |
| 3668 | if (define->nextHash == NULL) |
| 3669 | return; |
| 3670 | cur = define; |
| 3671 | while (cur != NULL) { |
| 3672 | combine = xmlGetProp(cur->node, BAD_CAST "combine"); |
| 3673 | if (combine != NULL) { |
| 3674 | if (xmlStrEqual(combine, BAD_CAST "choice")) { |
| 3675 | if (choiceOrInterleave == -1) |
| 3676 | choiceOrInterleave = 1; |
| 3677 | else if (choiceOrInterleave == 0) { |
| 3678 | if (ctxt->error != NULL) |
| 3679 | ctxt->error(ctxt->userData, |
| 3680 | "Defines for %s use both 'choice' and 'interleave'\n", |
| 3681 | name); |
| 3682 | ctxt->nbErrors++; |
| 3683 | } |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3684 | } else if (xmlStrEqual(combine, BAD_CAST "interleave")) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3685 | if (choiceOrInterleave == -1) |
| 3686 | choiceOrInterleave = 0; |
| 3687 | else if (choiceOrInterleave == 1) { |
| 3688 | if (ctxt->error != NULL) |
| 3689 | ctxt->error(ctxt->userData, |
| 3690 | "Defines for %s use both 'choice' and 'interleave'\n", |
| 3691 | name); |
| 3692 | ctxt->nbErrors++; |
| 3693 | } |
| 3694 | } else { |
| 3695 | if (ctxt->error != NULL) |
| 3696 | ctxt->error(ctxt->userData, |
| 3697 | "Defines for %s use unknown combine value '%s''\n", |
| 3698 | name, combine); |
| 3699 | ctxt->nbErrors++; |
| 3700 | } |
| 3701 | xmlFree(combine); |
| 3702 | } else { |
| 3703 | if (missing == 0) |
| 3704 | missing = 1; |
| 3705 | else { |
| 3706 | if (ctxt->error != NULL) |
| 3707 | ctxt->error(ctxt->userData, |
| 3708 | "Some defines for %s lacks the combine attribute\n", |
| 3709 | name); |
| 3710 | ctxt->nbErrors++; |
| 3711 | } |
| 3712 | } |
| 3713 | |
| 3714 | cur = cur->nextHash; |
| 3715 | } |
| 3716 | #ifdef DEBUG |
| 3717 | xmlGenericError(xmlGenericErrorContext, |
| 3718 | "xmlRelaxNGCheckCombine(): merging %s defines: %d\n", |
| 3719 | name, choiceOrInterleave); |
| 3720 | #endif |
| 3721 | if (choiceOrInterleave == -1) |
| 3722 | choiceOrInterleave = 0; |
| 3723 | cur = xmlRelaxNGNewDefine(ctxt, define->node); |
| 3724 | if (cur == NULL) |
| 3725 | return; |
| 3726 | if (choiceOrInterleave == 0) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3727 | cur->type = XML_RELAXNG_INTERLEAVE; |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3728 | else |
| 3729 | cur->type = XML_RELAXNG_CHOICE; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3730 | tmp = define; |
| 3731 | last = NULL; |
| 3732 | while (tmp != NULL) { |
| 3733 | if (tmp->content != NULL) { |
| 3734 | if (tmp->content->next != NULL) { |
| 3735 | /* |
| 3736 | * we need first to create a wrapper. |
| 3737 | */ |
| 3738 | tmp2 = xmlRelaxNGNewDefine(ctxt, tmp->content->node); |
| 3739 | if (tmp2 == NULL) |
| 3740 | break; |
| 3741 | tmp2->type = XML_RELAXNG_GROUP; |
| 3742 | tmp2->content = tmp->content; |
| 3743 | } else { |
| 3744 | tmp2 = tmp->content; |
| 3745 | } |
| 3746 | if (last == NULL) { |
| 3747 | cur->content = tmp2; |
| 3748 | } else { |
| 3749 | last->next = tmp2; |
| 3750 | } |
| 3751 | last = tmp2; |
| 3752 | tmp->content = NULL; |
| 3753 | } |
| 3754 | tmp = tmp->nextHash; |
| 3755 | } |
| 3756 | define->content = cur; |
Daniel Veillard | 154877e | 2003-01-30 12:17:05 +0000 | [diff] [blame] | 3757 | if (choiceOrInterleave == 0) { |
| 3758 | if (ctxt->interleaves == NULL) |
| 3759 | ctxt->interleaves = xmlHashCreate(10); |
| 3760 | if (ctxt->interleaves == NULL) { |
| 3761 | if (ctxt->error != NULL) |
| 3762 | ctxt->error(ctxt->userData, |
| 3763 | "Failed to create interleaves hash table\n"); |
| 3764 | ctxt->nbErrors++; |
| 3765 | } else { |
| 3766 | char tmpname[32]; |
| 3767 | |
| 3768 | snprintf(tmpname, 32, "interleave%d", ctxt->nbInterleaves++); |
| 3769 | if (xmlHashAddEntry(ctxt->interleaves, BAD_CAST tmpname, cur) < 0) { |
| 3770 | if (ctxt->error != NULL) |
| 3771 | ctxt->error(ctxt->userData, |
| 3772 | "Failed to add %s to hash table\n", tmpname); |
| 3773 | ctxt->nbErrors++; |
| 3774 | } |
| 3775 | } |
| 3776 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3777 | } |
| 3778 | |
| 3779 | /** |
| 3780 | * xmlRelaxNGCombineStart: |
| 3781 | * @ctxt: a Relax-NG parser context |
| 3782 | * @grammar: the grammar |
| 3783 | * |
| 3784 | * Applies the 4.17. combine rule for all the start |
| 3785 | * element of a given grammar. |
| 3786 | */ |
| 3787 | static void |
| 3788 | xmlRelaxNGCombineStart(xmlRelaxNGParserCtxtPtr ctxt, |
| 3789 | xmlRelaxNGGrammarPtr grammar) { |
| 3790 | xmlRelaxNGDefinePtr starts; |
| 3791 | xmlChar *combine; |
| 3792 | int choiceOrInterleave = -1; |
| 3793 | int missing = 0; |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3794 | xmlRelaxNGDefinePtr cur; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3795 | |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3796 | starts = grammar->start; |
| 3797 | if ((starts == NULL) || (starts->next == NULL)) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3798 | return; |
| 3799 | cur = starts; |
| 3800 | while (cur != NULL) { |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3801 | if ((cur->node == NULL) || (cur->node->parent == NULL) || |
| 3802 | (!xmlStrEqual(cur->node->parent->name, BAD_CAST "start"))) { |
| 3803 | combine = NULL; |
| 3804 | if (ctxt->error != NULL) |
| 3805 | ctxt->error(ctxt->userData, |
| 3806 | "Internal error: start element not found\n"); |
| 3807 | ctxt->nbErrors++; |
| 3808 | } else { |
| 3809 | combine = xmlGetProp(cur->node->parent, BAD_CAST "combine"); |
| 3810 | } |
| 3811 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3812 | if (combine != NULL) { |
| 3813 | if (xmlStrEqual(combine, BAD_CAST "choice")) { |
| 3814 | if (choiceOrInterleave == -1) |
| 3815 | choiceOrInterleave = 1; |
| 3816 | else if (choiceOrInterleave == 0) { |
| 3817 | if (ctxt->error != NULL) |
| 3818 | ctxt->error(ctxt->userData, |
| 3819 | "<start> use both 'choice' and 'interleave'\n"); |
| 3820 | ctxt->nbErrors++; |
| 3821 | } |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3822 | } else if (xmlStrEqual(combine, BAD_CAST "interleave")) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3823 | if (choiceOrInterleave == -1) |
| 3824 | choiceOrInterleave = 0; |
| 3825 | else if (choiceOrInterleave == 1) { |
| 3826 | if (ctxt->error != NULL) |
| 3827 | ctxt->error(ctxt->userData, |
| 3828 | "<start> use both 'choice' and 'interleave'\n"); |
| 3829 | ctxt->nbErrors++; |
| 3830 | } |
| 3831 | } else { |
| 3832 | if (ctxt->error != NULL) |
| 3833 | ctxt->error(ctxt->userData, |
| 3834 | "<start> uses unknown combine value '%s''\n", combine); |
| 3835 | ctxt->nbErrors++; |
| 3836 | } |
| 3837 | xmlFree(combine); |
| 3838 | } else { |
| 3839 | if (missing == 0) |
| 3840 | missing = 1; |
| 3841 | else { |
| 3842 | if (ctxt->error != NULL) |
| 3843 | ctxt->error(ctxt->userData, |
| 3844 | "Some <start> elements lacks the combine attribute\n"); |
| 3845 | ctxt->nbErrors++; |
| 3846 | } |
| 3847 | } |
| 3848 | |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3849 | cur = cur->next; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3850 | } |
| 3851 | #ifdef DEBUG |
| 3852 | xmlGenericError(xmlGenericErrorContext, |
| 3853 | "xmlRelaxNGCombineStart(): merging <start>: %d\n", |
| 3854 | choiceOrInterleave); |
| 3855 | #endif |
| 3856 | if (choiceOrInterleave == -1) |
| 3857 | choiceOrInterleave = 0; |
| 3858 | cur = xmlRelaxNGNewDefine(ctxt, starts->node); |
| 3859 | if (cur == NULL) |
| 3860 | return; |
| 3861 | if (choiceOrInterleave == 0) |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3862 | cur->type = XML_RELAXNG_INTERLEAVE; |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 3863 | else |
| 3864 | cur->type = XML_RELAXNG_CHOICE; |
| 3865 | cur->content = grammar->start; |
| 3866 | grammar->start = cur; |
| 3867 | if (choiceOrInterleave == 0) { |
| 3868 | if (ctxt->interleaves == NULL) |
| 3869 | ctxt->interleaves = xmlHashCreate(10); |
| 3870 | if (ctxt->interleaves == NULL) { |
| 3871 | if (ctxt->error != NULL) |
| 3872 | ctxt->error(ctxt->userData, |
| 3873 | "Failed to create interleaves hash table\n"); |
| 3874 | ctxt->nbErrors++; |
| 3875 | } else { |
| 3876 | char tmpname[32]; |
| 3877 | |
| 3878 | snprintf(tmpname, 32, "interleave%d", ctxt->nbInterleaves++); |
| 3879 | if (xmlHashAddEntry(ctxt->interleaves, BAD_CAST tmpname, cur) < 0) { |
| 3880 | if (ctxt->error != NULL) |
| 3881 | ctxt->error(ctxt->userData, |
| 3882 | "Failed to add %s to hash table\n", tmpname); |
| 3883 | ctxt->nbErrors++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3884 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3885 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3886 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 3887 | } |
| 3888 | |
| 3889 | /** |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 3890 | * xmlRelaxNGCheckCycles: |
| 3891 | * @ctxt: a Relax-NG parser context |
| 3892 | * @nodes: grammar children nodes |
| 3893 | * @depth: the counter |
| 3894 | * |
| 3895 | * Check for cycles. |
| 3896 | * |
| 3897 | * Returns 0 if check passed, and -1 in case of error |
| 3898 | */ |
| 3899 | static int |
| 3900 | xmlRelaxNGCheckCycles(xmlRelaxNGParserCtxtPtr ctxt, |
| 3901 | xmlRelaxNGDefinePtr cur, int depth) { |
| 3902 | int ret = 0; |
| 3903 | |
| 3904 | while ((ret == 0) && (cur != NULL)) { |
| 3905 | if ((cur->type == XML_RELAXNG_REF) || |
| 3906 | (cur->type == XML_RELAXNG_PARENTREF)) { |
| 3907 | if (cur->depth == -1) { |
| 3908 | cur->depth = depth; |
| 3909 | ret = xmlRelaxNGCheckCycles(ctxt, cur->content, depth); |
| 3910 | cur->depth = -2; |
| 3911 | } else if (depth == cur->depth) { |
| 3912 | if (ctxt->error != NULL) |
| 3913 | ctxt->error(ctxt->userData, |
| 3914 | "Detected a cycle in %s references\n", cur->name); |
| 3915 | ctxt->nbErrors++; |
| 3916 | return(-1); |
| 3917 | } |
| 3918 | } else if (cur->type == XML_RELAXNG_ELEMENT) { |
| 3919 | ret = xmlRelaxNGCheckCycles(ctxt, cur->content, depth + 1); |
| 3920 | } else { |
| 3921 | ret = xmlRelaxNGCheckCycles(ctxt, cur->content, depth); |
| 3922 | } |
| 3923 | cur = cur->next; |
| 3924 | } |
| 3925 | return(ret); |
| 3926 | } |
| 3927 | |
| 3928 | /** |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 3929 | * xmlRelaxNGTryUnlink: |
| 3930 | * @ctxt: a Relax-NG parser context |
| 3931 | * @cur: the definition to unlink |
| 3932 | * @parent: the parent definition |
| 3933 | * @prev: the previous sibling definition |
| 3934 | * |
| 3935 | * Try to unlink a definition. If not possble make it a NOOP |
| 3936 | * |
| 3937 | * Returns the new prev definition |
| 3938 | */ |
| 3939 | static xmlRelaxNGDefinePtr |
| 3940 | xmlRelaxNGTryUnlink(xmlRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 3941 | xmlRelaxNGDefinePtr cur, |
| 3942 | xmlRelaxNGDefinePtr parent, |
| 3943 | xmlRelaxNGDefinePtr prev) { |
| 3944 | if (prev != NULL) { |
| 3945 | prev->next = cur->next; |
| 3946 | } else { |
| 3947 | if (parent != NULL) { |
| 3948 | if (parent->content == cur) |
| 3949 | parent->content = cur->next; |
| 3950 | else if (parent->attrs == cur) |
| 3951 | parent->attrs = cur->next; |
| 3952 | else if (parent->nameClass == cur) |
| 3953 | parent->nameClass = cur->next; |
| 3954 | } else { |
| 3955 | cur->type = XML_RELAXNG_NOOP; |
| 3956 | prev = cur; |
| 3957 | } |
| 3958 | } |
| 3959 | return(prev); |
| 3960 | } |
| 3961 | |
| 3962 | /** |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 3963 | * xmlRelaxNGSimplify: |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 3964 | * @ctxt: a Relax-NG parser context |
| 3965 | * @nodes: grammar children nodes |
| 3966 | * |
| 3967 | * Check for simplification of empty and notAllowed |
| 3968 | */ |
| 3969 | static void |
| 3970 | xmlRelaxNGSimplify(xmlRelaxNGParserCtxtPtr ctxt, |
| 3971 | xmlRelaxNGDefinePtr cur, |
| 3972 | xmlRelaxNGDefinePtr parent) { |
| 3973 | xmlRelaxNGDefinePtr prev = NULL; |
| 3974 | |
| 3975 | while (cur != NULL) { |
| 3976 | if ((cur->type == XML_RELAXNG_REF) || |
| 3977 | (cur->type == XML_RELAXNG_PARENTREF)) { |
| 3978 | if (cur->depth != -3) { |
| 3979 | cur->depth = -3; |
| 3980 | xmlRelaxNGSimplify(ctxt, cur->content, cur); |
| 3981 | } |
| 3982 | } else if (cur->type == XML_RELAXNG_NOT_ALLOWED) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 3983 | cur->parent = parent; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 3984 | if ((parent != NULL) && |
| 3985 | ((parent->type == XML_RELAXNG_ATTRIBUTE) || |
| 3986 | (parent->type == XML_RELAXNG_LIST) || |
| 3987 | (parent->type == XML_RELAXNG_GROUP) || |
| 3988 | (parent->type == XML_RELAXNG_INTERLEAVE) || |
| 3989 | (parent->type == XML_RELAXNG_ONEORMORE) || |
| 3990 | (parent->type == XML_RELAXNG_ZEROORMORE))) { |
| 3991 | parent->type = XML_RELAXNG_NOT_ALLOWED; |
| 3992 | break; |
| 3993 | } |
| 3994 | if ((parent != NULL) && |
| 3995 | (parent->type == XML_RELAXNG_CHOICE)) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 3996 | prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 3997 | } else |
| 3998 | prev = cur; |
| 3999 | } else if (cur->type == XML_RELAXNG_EMPTY){ |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4000 | cur->parent = parent; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4001 | if ((parent != NULL) && |
| 4002 | ((parent->type == XML_RELAXNG_ONEORMORE) || |
| 4003 | (parent->type == XML_RELAXNG_ZEROORMORE))) { |
| 4004 | parent->type = XML_RELAXNG_EMPTY; |
| 4005 | break; |
| 4006 | } |
| 4007 | if ((parent != NULL) && |
| 4008 | ((parent->type == XML_RELAXNG_GROUP) || |
| 4009 | (parent->type == XML_RELAXNG_INTERLEAVE))) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4010 | prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4011 | } else |
| 4012 | prev = cur; |
| 4013 | } else { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4014 | cur->parent = parent; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4015 | if (cur->content != NULL) |
| 4016 | xmlRelaxNGSimplify(ctxt, cur->content, cur); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4017 | if (cur->attrs != NULL) |
| 4018 | xmlRelaxNGSimplify(ctxt, cur->attrs, cur); |
| 4019 | if (cur->nameClass != NULL) |
| 4020 | xmlRelaxNGSimplify(ctxt, cur->nameClass, cur); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4021 | /* |
| 4022 | * This may result in a simplification |
| 4023 | */ |
| 4024 | if ((cur->type == XML_RELAXNG_GROUP) || |
| 4025 | (cur->type == XML_RELAXNG_INTERLEAVE)) { |
| 4026 | if (cur->content == NULL) |
| 4027 | cur->type = XML_RELAXNG_EMPTY; |
| 4028 | else if (cur->content->next == NULL) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4029 | if ((parent == NULL) && (prev == NULL)) { |
| 4030 | cur->type = XML_RELAXNG_NOOP; |
| 4031 | } else if (prev == NULL) { |
| 4032 | parent->content = cur->content; |
| 4033 | cur->content->next = cur->next; |
| 4034 | cur = cur->content; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4035 | } else { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4036 | cur->content->next = cur->next; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4037 | prev->next = cur->content; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4038 | cur = cur->content; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4039 | } |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4040 | } |
| 4041 | } |
| 4042 | /* |
| 4043 | * the current node may have been transformed back |
| 4044 | */ |
| 4045 | if ((cur->type == XML_RELAXNG_EXCEPT) && |
| 4046 | (cur->content != NULL) && |
| 4047 | (cur->content->type == XML_RELAXNG_NOT_ALLOWED)) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4048 | prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4049 | } else if (cur->type == XML_RELAXNG_NOT_ALLOWED) { |
| 4050 | if ((parent != NULL) && |
| 4051 | ((parent->type == XML_RELAXNG_ATTRIBUTE) || |
| 4052 | (parent->type == XML_RELAXNG_LIST) || |
| 4053 | (parent->type == XML_RELAXNG_GROUP) || |
| 4054 | (parent->type == XML_RELAXNG_INTERLEAVE) || |
| 4055 | (parent->type == XML_RELAXNG_ONEORMORE) || |
| 4056 | (parent->type == XML_RELAXNG_ZEROORMORE))) { |
| 4057 | parent->type = XML_RELAXNG_NOT_ALLOWED; |
| 4058 | break; |
| 4059 | } |
| 4060 | if ((parent != NULL) && |
| 4061 | (parent->type == XML_RELAXNG_CHOICE)) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4062 | prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4063 | } else |
| 4064 | prev = cur; |
| 4065 | } else if (cur->type == XML_RELAXNG_EMPTY){ |
| 4066 | if ((parent != NULL) && |
| 4067 | ((parent->type == XML_RELAXNG_ONEORMORE) || |
| 4068 | (parent->type == XML_RELAXNG_ZEROORMORE))) { |
| 4069 | parent->type = XML_RELAXNG_EMPTY; |
| 4070 | break; |
| 4071 | } |
| 4072 | if ((parent != NULL) && |
| 4073 | ((parent->type == XML_RELAXNG_GROUP) || |
| 4074 | (parent->type == XML_RELAXNG_INTERLEAVE) || |
| 4075 | (parent->type == XML_RELAXNG_CHOICE))) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4076 | prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4077 | } else |
| 4078 | prev = cur; |
| 4079 | } else { |
| 4080 | prev = cur; |
| 4081 | } |
| 4082 | } |
| 4083 | cur = cur->next; |
| 4084 | } |
| 4085 | } |
| 4086 | |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4087 | /** |
| 4088 | * xmlRelaxNGGroupContentType: |
| 4089 | * @ct1: the first content type |
| 4090 | * @ct2: the second content type |
| 4091 | * |
| 4092 | * Try to group 2 content types |
| 4093 | * |
| 4094 | * Returns the content type |
| 4095 | */ |
| 4096 | static xmlRelaxNGContentType |
| 4097 | xmlRelaxNGGroupContentType(xmlRelaxNGContentType ct1, |
| 4098 | xmlRelaxNGContentType ct2) { |
| 4099 | if ((ct1 == XML_RELAXNG_CONTENT_ERROR) || |
| 4100 | (ct2 == XML_RELAXNG_CONTENT_ERROR)) |
| 4101 | return(XML_RELAXNG_CONTENT_ERROR); |
| 4102 | if (ct1 == XML_RELAXNG_CONTENT_EMPTY) |
| 4103 | return(ct2); |
| 4104 | if (ct2 == XML_RELAXNG_CONTENT_EMPTY) |
| 4105 | return(ct1); |
| 4106 | if ((ct1 == XML_RELAXNG_CONTENT_COMPLEX) && |
| 4107 | (ct2 == XML_RELAXNG_CONTENT_COMPLEX)) |
| 4108 | return(XML_RELAXNG_CONTENT_COMPLEX); |
| 4109 | return(XML_RELAXNG_CONTENT_ERROR); |
| 4110 | } |
| 4111 | |
| 4112 | /** |
| 4113 | * xmlRelaxNGMaxContentType: |
| 4114 | * @ct1: the first content type |
| 4115 | * @ct2: the second content type |
| 4116 | * |
| 4117 | * Compute the max content-type |
| 4118 | * |
| 4119 | * Returns the content type |
| 4120 | */ |
| 4121 | static xmlRelaxNGContentType |
| 4122 | xmlRelaxNGMaxContentType(xmlRelaxNGContentType ct1, |
| 4123 | xmlRelaxNGContentType ct2) { |
| 4124 | if ((ct1 == XML_RELAXNG_CONTENT_ERROR) || |
| 4125 | (ct2 == XML_RELAXNG_CONTENT_ERROR)) |
| 4126 | return(XML_RELAXNG_CONTENT_ERROR); |
| 4127 | if ((ct1 == XML_RELAXNG_CONTENT_SIMPLE) || |
| 4128 | (ct2 == XML_RELAXNG_CONTENT_SIMPLE)) |
| 4129 | return(XML_RELAXNG_CONTENT_SIMPLE); |
| 4130 | if ((ct1 == XML_RELAXNG_CONTENT_COMPLEX) || |
| 4131 | (ct2 == XML_RELAXNG_CONTENT_COMPLEX)) |
| 4132 | return(XML_RELAXNG_CONTENT_COMPLEX); |
| 4133 | return(XML_RELAXNG_CONTENT_EMPTY); |
| 4134 | } |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4135 | |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4136 | /** |
| 4137 | * xmlRelaxNGCheckRules: |
| 4138 | * @ctxt: a Relax-NG parser context |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4139 | * @cur: the current definition |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4140 | * @flags: some accumulated flags |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4141 | * @ptype: the parent type |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4142 | * |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4143 | * Check for rules in section 7.1 and 7.2 |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4144 | * |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4145 | * Returns the content type of @cur |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4146 | */ |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4147 | static xmlRelaxNGContentType |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4148 | xmlRelaxNGCheckRules(xmlRelaxNGParserCtxtPtr ctxt, |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4149 | xmlRelaxNGDefinePtr cur, int flags, |
| 4150 | xmlRelaxNGType ptype) { |
| 4151 | int nflags = flags; |
| 4152 | xmlRelaxNGContentType ret, tmp, val = XML_RELAXNG_CONTENT_EMPTY; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4153 | |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4154 | while (cur != NULL) { |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4155 | ret = XML_RELAXNG_CONTENT_EMPTY; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4156 | if ((cur->type == XML_RELAXNG_REF) || |
| 4157 | (cur->type == XML_RELAXNG_PARENTREF)) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4158 | if (flags & XML_RELAXNG_IN_LIST) { |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4159 | if (ctxt->error != NULL) |
| 4160 | ctxt->error(ctxt->userData, |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4161 | "Found forbidden pattern list//ref\n"); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4162 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4163 | } |
| 4164 | if (flags & XML_RELAXNG_IN_ATTRIBUTE) { |
| 4165 | if (ctxt->error != NULL) |
| 4166 | ctxt->error(ctxt->userData, |
| 4167 | "Found forbidden pattern attribute//ref\n"); |
| 4168 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4169 | } |
| 4170 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4171 | if (ctxt->error != NULL) |
| 4172 | ctxt->error(ctxt->userData, |
| 4173 | "Found forbidden pattern data/except//ref\n"); |
| 4174 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4175 | } |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 4176 | if (cur->depth > -4) { |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4177 | cur->depth = -4; |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 4178 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, |
| 4179 | flags, cur->type); |
| 4180 | cur->depth = ret - 15 ; |
| 4181 | } else if (cur->depth == -4) { |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4182 | ret = XML_RELAXNG_CONTENT_COMPLEX; |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 4183 | } else { |
| 4184 | ret = (xmlRelaxNGContentType) cur->depth + 15; |
| 4185 | } |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4186 | } else if (cur->type == XML_RELAXNG_ELEMENT) { |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 4187 | /* |
| 4188 | * The 7.3 Attribute derivation rule for groups is plugged there |
| 4189 | */ |
| 4190 | xmlRelaxNGCheckGroupAttrs(ctxt, cur); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4191 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4192 | if (ctxt->error != NULL) |
| 4193 | ctxt->error(ctxt->userData, |
| 4194 | "Found forbidden pattern data/except//element(ref)\n"); |
| 4195 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4196 | } |
| 4197 | if (flags & XML_RELAXNG_IN_LIST) { |
| 4198 | if (ctxt->error != NULL) |
| 4199 | ctxt->error(ctxt->userData, |
| 4200 | "Found forbidden pattern list//element(ref)\n"); |
| 4201 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4202 | } |
| 4203 | if (flags & XML_RELAXNG_IN_ATTRIBUTE) { |
| 4204 | if (ctxt->error != NULL) |
| 4205 | ctxt->error(ctxt->userData, |
| 4206 | "Found forbidden pattern attribute//element(ref)\n"); |
| 4207 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4208 | } |
| 4209 | /* |
| 4210 | * reset since in the simple form elements are only child |
| 4211 | * of grammar/define |
| 4212 | */ |
| 4213 | nflags = 0; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4214 | ret = xmlRelaxNGCheckRules(ctxt, cur->attrs, nflags, cur->type); |
| 4215 | if (ret != XML_RELAXNG_CONTENT_EMPTY) { |
| 4216 | if (ctxt->error != NULL) |
| 4217 | ctxt->error(ctxt->userData, |
| 4218 | "Element %s attributes have a content type error\n", |
| 4219 | cur->name); |
| 4220 | ctxt->nbErrors++; |
| 4221 | } |
| 4222 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
| 4223 | if (ret == XML_RELAXNG_CONTENT_ERROR) { |
| 4224 | if (ctxt->error != NULL) |
| 4225 | ctxt->error(ctxt->userData, |
| 4226 | "Element %s has a content type error\n", |
| 4227 | cur->name); |
| 4228 | ctxt->nbErrors++; |
| 4229 | } else { |
| 4230 | ret = XML_RELAXNG_CONTENT_COMPLEX; |
| 4231 | } |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4232 | } else if (cur->type == XML_RELAXNG_ATTRIBUTE) { |
| 4233 | if (flags & XML_RELAXNG_IN_ATTRIBUTE) { |
| 4234 | if (ctxt->error != NULL) |
| 4235 | ctxt->error(ctxt->userData, |
| 4236 | "Found forbidden pattern attribute//attribute\n"); |
| 4237 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4238 | } |
| 4239 | if (flags & XML_RELAXNG_IN_LIST) { |
| 4240 | if (ctxt->error != NULL) |
| 4241 | ctxt->error(ctxt->userData, |
| 4242 | "Found forbidden pattern list//attribute\n"); |
| 4243 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4244 | } |
| 4245 | if (flags & XML_RELAXNG_IN_OOMGROUP) { |
| 4246 | if (ctxt->error != NULL) |
| 4247 | ctxt->error(ctxt->userData, |
| 4248 | "Found forbidden pattern oneOrMore//group//attribute\n"); |
| 4249 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4250 | } |
| 4251 | if (flags & XML_RELAXNG_IN_OOMINTERLEAVE) { |
| 4252 | if (ctxt->error != NULL) |
| 4253 | ctxt->error(ctxt->userData, |
| 4254 | "Found forbidden pattern oneOrMore//interleave//attribute\n"); |
| 4255 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4256 | } |
| 4257 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4258 | if (ctxt->error != NULL) |
| 4259 | ctxt->error(ctxt->userData, |
| 4260 | "Found forbidden pattern data/except//attribute\n"); |
| 4261 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4262 | } |
| 4263 | if (flags & XML_RELAXNG_IN_START) { |
| 4264 | if (ctxt->error != NULL) |
| 4265 | ctxt->error(ctxt->userData, |
| 4266 | "Found forbidden pattern start//attribute\n"); |
| 4267 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4268 | } |
| 4269 | nflags = flags | XML_RELAXNG_IN_ATTRIBUTE; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4270 | xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
| 4271 | ret = XML_RELAXNG_CONTENT_EMPTY; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4272 | } else if ((cur->type == XML_RELAXNG_ONEORMORE) || |
| 4273 | (cur->type == XML_RELAXNG_ZEROORMORE)) { |
| 4274 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4275 | if (ctxt->error != NULL) |
| 4276 | ctxt->error(ctxt->userData, |
| 4277 | "Found forbidden pattern data/except//oneOrMore\n"); |
| 4278 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4279 | } |
| 4280 | if (flags & XML_RELAXNG_IN_START) { |
| 4281 | if (ctxt->error != NULL) |
| 4282 | ctxt->error(ctxt->userData, |
| 4283 | "Found forbidden pattern start//oneOrMore\n"); |
| 4284 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4285 | } |
| 4286 | nflags = flags | XML_RELAXNG_IN_ONEORMORE; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4287 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
| 4288 | ret = xmlRelaxNGGroupContentType(ret, ret); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4289 | } else if (cur->type == XML_RELAXNG_LIST) { |
| 4290 | if (flags & XML_RELAXNG_IN_LIST) { |
| 4291 | if (ctxt->error != NULL) |
| 4292 | ctxt->error(ctxt->userData, |
| 4293 | "Found forbidden pattern list//list\n"); |
| 4294 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4295 | } |
| 4296 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4297 | if (ctxt->error != NULL) |
| 4298 | ctxt->error(ctxt->userData, |
| 4299 | "Found forbidden pattern data/except//list\n"); |
| 4300 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4301 | } |
| 4302 | if (flags & XML_RELAXNG_IN_START) { |
| 4303 | if (ctxt->error != NULL) |
| 4304 | ctxt->error(ctxt->userData, |
| 4305 | "Found forbidden pattern start//list\n"); |
| 4306 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4307 | } |
| 4308 | nflags = flags | XML_RELAXNG_IN_LIST; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4309 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4310 | } else if (cur->type == XML_RELAXNG_GROUP) { |
| 4311 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4312 | if (ctxt->error != NULL) |
| 4313 | ctxt->error(ctxt->userData, |
| 4314 | "Found forbidden pattern data/except//group\n"); |
| 4315 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4316 | } |
| 4317 | if (flags & XML_RELAXNG_IN_START) { |
| 4318 | if (ctxt->error != NULL) |
| 4319 | ctxt->error(ctxt->userData, |
| 4320 | "Found forbidden pattern start//group\n"); |
| 4321 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4322 | } |
| 4323 | if (flags & XML_RELAXNG_IN_ONEORMORE) |
| 4324 | nflags = flags | XML_RELAXNG_IN_OOMGROUP; |
| 4325 | else |
| 4326 | nflags = flags; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4327 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 4328 | /* |
| 4329 | * The 7.3 Attribute derivation rule for groups is plugged there |
| 4330 | */ |
| 4331 | xmlRelaxNGCheckGroupAttrs(ctxt, cur); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4332 | } else if (cur->type == XML_RELAXNG_INTERLEAVE) { |
| 4333 | if (flags & XML_RELAXNG_IN_LIST) { |
| 4334 | if (ctxt->error != NULL) |
| 4335 | ctxt->error(ctxt->userData, |
| 4336 | "Found forbidden pattern list//interleave\n"); |
| 4337 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4338 | } |
| 4339 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4340 | if (ctxt->error != NULL) |
| 4341 | ctxt->error(ctxt->userData, |
| 4342 | "Found forbidden pattern data/except//interleave\n"); |
| 4343 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4344 | } |
| 4345 | if (flags & XML_RELAXNG_IN_START) { |
| 4346 | if (ctxt->error != NULL) |
| 4347 | ctxt->error(ctxt->userData, |
| 4348 | "Found forbidden pattern start//interleave\n"); |
| 4349 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4350 | } |
| 4351 | if (flags & XML_RELAXNG_IN_ONEORMORE) |
| 4352 | nflags = flags | XML_RELAXNG_IN_OOMINTERLEAVE; |
| 4353 | else |
| 4354 | nflags = flags; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4355 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4356 | } else if (cur->type == XML_RELAXNG_EXCEPT) { |
| 4357 | if ((cur->parent != NULL) && |
| 4358 | (cur->parent->type == XML_RELAXNG_DATATYPE)) |
| 4359 | nflags = flags | XML_RELAXNG_IN_DATAEXCEPT; |
| 4360 | else |
| 4361 | nflags = flags; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4362 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4363 | } else if (cur->type == XML_RELAXNG_DATATYPE) { |
| 4364 | if (flags & XML_RELAXNG_IN_START) { |
| 4365 | if (ctxt->error != NULL) |
| 4366 | ctxt->error(ctxt->userData, |
| 4367 | "Found forbidden pattern start//data\n"); |
| 4368 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4369 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4370 | xmlRelaxNGCheckRules(ctxt, cur->content, flags, cur->type); |
| 4371 | ret = XML_RELAXNG_CONTENT_SIMPLE; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4372 | } else if (cur->type == XML_RELAXNG_VALUE) { |
| 4373 | if (flags & XML_RELAXNG_IN_START) { |
| 4374 | if (ctxt->error != NULL) |
| 4375 | ctxt->error(ctxt->userData, |
| 4376 | "Found forbidden pattern start//value\n"); |
| 4377 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4378 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4379 | xmlRelaxNGCheckRules(ctxt, cur->content, flags, cur->type); |
| 4380 | ret = XML_RELAXNG_CONTENT_SIMPLE; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4381 | } else if (cur->type == XML_RELAXNG_TEXT) { |
| 4382 | if (flags & XML_RELAXNG_IN_LIST) { |
| 4383 | if (ctxt->error != NULL) |
| 4384 | ctxt->error(ctxt->userData, |
| 4385 | "Found forbidden pattern list//text\n"); |
| 4386 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4387 | } |
| 4388 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4389 | if (ctxt->error != NULL) |
| 4390 | ctxt->error(ctxt->userData, |
| 4391 | "Found forbidden pattern data/except//text\n"); |
| 4392 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4393 | } |
| 4394 | if (flags & XML_RELAXNG_IN_START) { |
| 4395 | if (ctxt->error != NULL) |
| 4396 | ctxt->error(ctxt->userData, |
| 4397 | "Found forbidden pattern start//text\n"); |
| 4398 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4399 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4400 | ret = XML_RELAXNG_CONTENT_COMPLEX; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4401 | } else if (cur->type == XML_RELAXNG_EMPTY) { |
| 4402 | if (flags & XML_RELAXNG_IN_DATAEXCEPT) { |
| 4403 | if (ctxt->error != NULL) |
| 4404 | ctxt->error(ctxt->userData, |
| 4405 | "Found forbidden pattern data/except//empty\n"); |
| 4406 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4407 | } |
| 4408 | if (flags & XML_RELAXNG_IN_START) { |
| 4409 | if (ctxt->error != NULL) |
| 4410 | ctxt->error(ctxt->userData, |
| 4411 | "Found forbidden pattern start//empty\n"); |
| 4412 | ctxt->nbErrors++; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4413 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4414 | ret = XML_RELAXNG_CONTENT_EMPTY; |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4415 | } else { |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4416 | ret = xmlRelaxNGCheckRules(ctxt, cur->content, flags, cur->type); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4417 | } |
| 4418 | cur = cur->next; |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4419 | if (ptype == XML_RELAXNG_GROUP) { |
| 4420 | val = xmlRelaxNGGroupContentType(val, ret); |
| 4421 | } else if (ptype == XML_RELAXNG_INTERLEAVE) { |
| 4422 | tmp = xmlRelaxNGGroupContentType(val, ret); |
| 4423 | if (tmp != XML_RELAXNG_CONTENT_ERROR) |
| 4424 | tmp = xmlRelaxNGMaxContentType(val, ret); |
| 4425 | } else if (ptype == XML_RELAXNG_CHOICE) { |
| 4426 | val = xmlRelaxNGMaxContentType(val, ret); |
| 4427 | } else if (ptype == XML_RELAXNG_LIST) { |
| 4428 | val = XML_RELAXNG_CONTENT_SIMPLE; |
| 4429 | } else if (ptype == XML_RELAXNG_EXCEPT) { |
| 4430 | if (ret == XML_RELAXNG_CONTENT_ERROR) |
| 4431 | val = XML_RELAXNG_CONTENT_ERROR; |
| 4432 | else |
| 4433 | val = XML_RELAXNG_CONTENT_SIMPLE; |
| 4434 | } else { |
| 4435 | val = xmlRelaxNGGroupContentType(val, ret); |
| 4436 | } |
| 4437 | |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4438 | } |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4439 | return(val); |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4440 | } |
Daniel Veillard | 1c745ad | 2003-02-20 00:11:02 +0000 | [diff] [blame] | 4441 | |
| 4442 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4443 | * xmlRelaxNGParseGrammar: |
| 4444 | * @ctxt: a Relax-NG parser context |
| 4445 | * @nodes: grammar children nodes |
| 4446 | * |
| 4447 | * parse a Relax-NG <grammar> node |
| 4448 | * |
| 4449 | * Returns the internal xmlRelaxNGGrammarPtr built or |
| 4450 | * NULL in case of error |
| 4451 | */ |
| 4452 | static xmlRelaxNGGrammarPtr |
| 4453 | xmlRelaxNGParseGrammar(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes) { |
| 4454 | xmlRelaxNGGrammarPtr ret, tmp, old; |
| 4455 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4456 | ret = xmlRelaxNGNewGrammar(ctxt); |
| 4457 | if (ret == NULL) |
| 4458 | return(NULL); |
| 4459 | |
| 4460 | /* |
| 4461 | * Link the new grammar in the tree |
| 4462 | */ |
| 4463 | ret->parent = ctxt->grammar; |
| 4464 | if (ctxt->grammar != NULL) { |
| 4465 | tmp = ctxt->grammar->children; |
| 4466 | if (tmp == NULL) { |
| 4467 | ctxt->grammar->children = ret; |
| 4468 | } else { |
| 4469 | while (tmp->next != NULL) |
| 4470 | tmp = tmp->next; |
| 4471 | tmp->next = ret; |
| 4472 | } |
| 4473 | } |
| 4474 | |
| 4475 | old = ctxt->grammar; |
| 4476 | ctxt->grammar = ret; |
| 4477 | xmlRelaxNGParseGrammarContent(ctxt, nodes); |
| 4478 | ctxt->grammar = ret; |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 4479 | if (ctxt->grammar == NULL) { |
| 4480 | if (ctxt->error != NULL) |
| 4481 | ctxt->error(ctxt->userData, |
| 4482 | "Failed to parse <grammar> content\n"); |
| 4483 | ctxt->nbErrors++; |
| 4484 | } else if (ctxt->grammar->start == NULL) { |
| 4485 | if (ctxt->error != NULL) |
| 4486 | ctxt->error(ctxt->userData, |
| 4487 | "Element <grammar> has no <start>\n"); |
| 4488 | ctxt->nbErrors++; |
| 4489 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4490 | |
| 4491 | /* |
| 4492 | * Apply 4.17 mergingd rules to defines and starts |
| 4493 | */ |
| 4494 | xmlRelaxNGCombineStart(ctxt, ret); |
| 4495 | if (ret->defs != NULL) { |
| 4496 | xmlHashScan(ret->defs, (xmlHashScanner) xmlRelaxNGCheckCombine, |
| 4497 | ctxt); |
| 4498 | } |
| 4499 | |
| 4500 | /* |
| 4501 | * link together defines and refs in this grammar |
| 4502 | */ |
| 4503 | if (ret->refs != NULL) { |
| 4504 | xmlHashScan(ret->refs, (xmlHashScanner) xmlRelaxNGCheckReference, |
| 4505 | ctxt); |
| 4506 | } |
| 4507 | ctxt->grammar = old; |
| 4508 | return(ret); |
| 4509 | } |
| 4510 | |
| 4511 | /** |
| 4512 | * xmlRelaxNGParseDocument: |
| 4513 | * @ctxt: a Relax-NG parser context |
| 4514 | * @node: the root node of the RelaxNG schema |
| 4515 | * |
| 4516 | * parse a Relax-NG definition resource and build an internal |
| 4517 | * xmlRelaxNG struture which can be used to validate instances. |
| 4518 | * |
| 4519 | * Returns the internal XML RelaxNG structure built or |
| 4520 | * NULL in case of error |
| 4521 | */ |
| 4522 | static xmlRelaxNGPtr |
| 4523 | xmlRelaxNGParseDocument(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 4524 | xmlRelaxNGPtr schema = NULL; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 4525 | const xmlChar *olddefine; |
Daniel Veillard | e431a27 | 2003-01-29 23:02:33 +0000 | [diff] [blame] | 4526 | xmlRelaxNGGrammarPtr old; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4527 | |
| 4528 | if ((ctxt == NULL) || (node == NULL)) |
| 4529 | return (NULL); |
| 4530 | |
| 4531 | schema = xmlRelaxNGNewRelaxNG(ctxt); |
| 4532 | if (schema == NULL) |
| 4533 | return(NULL); |
| 4534 | |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 4535 | olddefine = ctxt->define; |
| 4536 | ctxt->define = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4537 | if (IS_RELAXNG(node, "grammar")) { |
| 4538 | schema->topgrammar = xmlRelaxNGParseGrammar(ctxt, node->children); |
| 4539 | } else { |
| 4540 | schema->topgrammar = xmlRelaxNGNewGrammar(ctxt); |
| 4541 | if (schema->topgrammar == NULL) { |
| 4542 | return(schema); |
| 4543 | } |
| 4544 | schema->topgrammar->parent = NULL; |
Daniel Veillard | e431a27 | 2003-01-29 23:02:33 +0000 | [diff] [blame] | 4545 | old = ctxt->grammar; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4546 | ctxt->grammar = schema->topgrammar; |
| 4547 | xmlRelaxNGParseStart(ctxt, node); |
Daniel Veillard | e431a27 | 2003-01-29 23:02:33 +0000 | [diff] [blame] | 4548 | if (old != NULL) |
| 4549 | ctxt->grammar = old; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4550 | } |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 4551 | ctxt->define = olddefine; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 4552 | if (schema->topgrammar->start != NULL) { |
| 4553 | xmlRelaxNGCheckCycles(ctxt, schema->topgrammar->start, 0); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4554 | if ((ctxt->flags & XML_RELAXNG_IN_EXTERNALREF) == 0) { |
| 4555 | xmlRelaxNGSimplify(ctxt, schema->topgrammar->start, NULL); |
| 4556 | while ((schema->topgrammar->start != NULL) && |
| 4557 | (schema->topgrammar->start->type == XML_RELAXNG_NOOP) && |
| 4558 | (schema->topgrammar->start->next != NULL)) |
| 4559 | schema->topgrammar->start = schema->topgrammar->start->content; |
| 4560 | xmlRelaxNGCheckRules(ctxt, schema->topgrammar->start, |
Daniel Veillard | 4c5cf70 | 2003-02-21 15:40:34 +0000 | [diff] [blame] | 4561 | XML_RELAXNG_IN_START, XML_RELAXNG_NOOP); |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 4562 | } |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 4563 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4564 | |
| 4565 | #ifdef DEBUG |
| 4566 | if (schema == NULL) |
| 4567 | xmlGenericError(xmlGenericErrorContext, |
| 4568 | "xmlRelaxNGParseDocument() failed\n"); |
| 4569 | #endif |
| 4570 | |
| 4571 | return (schema); |
| 4572 | } |
| 4573 | |
| 4574 | /************************************************************************ |
| 4575 | * * |
| 4576 | * Reading RelaxNGs * |
| 4577 | * * |
| 4578 | ************************************************************************/ |
| 4579 | |
| 4580 | /** |
| 4581 | * xmlRelaxNGNewParserCtxt: |
| 4582 | * @URL: the location of the schema |
| 4583 | * |
| 4584 | * Create an XML RelaxNGs parse context for that file/resource expected |
| 4585 | * to contain an XML RelaxNGs file. |
| 4586 | * |
| 4587 | * Returns the parser context or NULL in case of error |
| 4588 | */ |
| 4589 | xmlRelaxNGParserCtxtPtr |
| 4590 | xmlRelaxNGNewParserCtxt(const char *URL) { |
| 4591 | xmlRelaxNGParserCtxtPtr ret; |
| 4592 | |
| 4593 | if (URL == NULL) |
| 4594 | return(NULL); |
| 4595 | |
| 4596 | ret = (xmlRelaxNGParserCtxtPtr) xmlMalloc(sizeof(xmlRelaxNGParserCtxt)); |
| 4597 | if (ret == NULL) { |
| 4598 | xmlGenericError(xmlGenericErrorContext, |
| 4599 | "Failed to allocate new schama parser context for %s\n", URL); |
| 4600 | return (NULL); |
| 4601 | } |
| 4602 | memset(ret, 0, sizeof(xmlRelaxNGParserCtxt)); |
| 4603 | ret->URL = xmlStrdup((const xmlChar *)URL); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 4604 | ret->error = xmlGenericError; |
| 4605 | ret->userData = xmlGenericErrorContext; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4606 | return (ret); |
| 4607 | } |
| 4608 | |
| 4609 | /** |
| 4610 | * xmlRelaxNGNewMemParserCtxt: |
| 4611 | * @buffer: a pointer to a char array containing the schemas |
| 4612 | * @size: the size of the array |
| 4613 | * |
| 4614 | * Create an XML RelaxNGs parse context for that memory buffer expected |
| 4615 | * to contain an XML RelaxNGs file. |
| 4616 | * |
| 4617 | * Returns the parser context or NULL in case of error |
| 4618 | */ |
| 4619 | xmlRelaxNGParserCtxtPtr |
| 4620 | xmlRelaxNGNewMemParserCtxt(const char *buffer, int size) { |
| 4621 | xmlRelaxNGParserCtxtPtr ret; |
| 4622 | |
| 4623 | if ((buffer == NULL) || (size <= 0)) |
| 4624 | return(NULL); |
| 4625 | |
| 4626 | ret = (xmlRelaxNGParserCtxtPtr) xmlMalloc(sizeof(xmlRelaxNGParserCtxt)); |
| 4627 | if (ret == NULL) { |
| 4628 | xmlGenericError(xmlGenericErrorContext, |
| 4629 | "Failed to allocate new schama parser context\n"); |
| 4630 | return (NULL); |
| 4631 | } |
| 4632 | memset(ret, 0, sizeof(xmlRelaxNGParserCtxt)); |
| 4633 | ret->buffer = buffer; |
| 4634 | ret->size = size; |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 4635 | ret->error = xmlGenericError; |
| 4636 | ret->userData = xmlGenericErrorContext; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4637 | return (ret); |
| 4638 | } |
| 4639 | |
| 4640 | /** |
| 4641 | * xmlRelaxNGFreeParserCtxt: |
| 4642 | * @ctxt: the schema parser context |
| 4643 | * |
| 4644 | * Free the resources associated to the schema parser context |
| 4645 | */ |
| 4646 | void |
| 4647 | xmlRelaxNGFreeParserCtxt(xmlRelaxNGParserCtxtPtr ctxt) { |
| 4648 | if (ctxt == NULL) |
| 4649 | return; |
| 4650 | if (ctxt->URL != NULL) |
| 4651 | xmlFree(ctxt->URL); |
| 4652 | if (ctxt->doc != NULL) |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4653 | xmlFreeDoc(ctxt->document); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 4654 | if (ctxt->interleaves != NULL) |
| 4655 | xmlHashFree(ctxt->interleaves, NULL); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4656 | if (ctxt->documents != NULL) |
| 4657 | xmlHashFree(ctxt->documents, (xmlHashDeallocator) |
| 4658 | xmlRelaxNGFreeDocument); |
| 4659 | if (ctxt->docTab != NULL) |
| 4660 | xmlFree(ctxt->docTab); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 4661 | if (ctxt->incTab != NULL) |
| 4662 | xmlFree(ctxt->incTab); |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 4663 | if (ctxt->defTab != NULL) { |
| 4664 | int i; |
| 4665 | |
| 4666 | for (i = 0;i < ctxt->defNr;i++) |
| 4667 | xmlRelaxNGFreeDefine(ctxt->defTab[i]); |
| 4668 | xmlFree(ctxt->defTab); |
| 4669 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4670 | xmlFree(ctxt); |
| 4671 | } |
| 4672 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4673 | /** |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 4674 | * xmlRelaxNGNormExtSpace: |
| 4675 | * @value: a value |
| 4676 | * |
| 4677 | * Removes the leading and ending spaces of the value |
| 4678 | * The string is modified "in situ" |
| 4679 | */ |
| 4680 | static void |
| 4681 | xmlRelaxNGNormExtSpace(xmlChar *value) { |
| 4682 | xmlChar *start = value; |
| 4683 | xmlChar *cur = value; |
| 4684 | if (value == NULL) |
| 4685 | return; |
| 4686 | |
| 4687 | while (IS_BLANK(*cur)) cur++; |
| 4688 | if (cur == start) { |
| 4689 | do { |
| 4690 | while ((*cur != 0) && (!IS_BLANK(*cur))) cur++; |
| 4691 | if (*cur == 0) |
| 4692 | return; |
| 4693 | start = cur; |
| 4694 | while (IS_BLANK(*cur)) cur++; |
| 4695 | if (*cur == 0) { |
| 4696 | *start = 0; |
| 4697 | return; |
| 4698 | } |
| 4699 | } while (1); |
| 4700 | } else { |
| 4701 | do { |
| 4702 | while ((*cur != 0) && (!IS_BLANK(*cur))) |
| 4703 | *start++ = *cur++; |
| 4704 | if (*cur == 0) { |
| 4705 | *start = 0; |
| 4706 | return; |
| 4707 | } |
| 4708 | /* don't try to normalize the inner spaces */ |
| 4709 | while (IS_BLANK(*cur)) cur++; |
| 4710 | *start++ = *cur++; |
| 4711 | if (*cur == 0) { |
| 4712 | *start = 0; |
| 4713 | return; |
| 4714 | } |
| 4715 | } while (1); |
| 4716 | } |
| 4717 | } |
| 4718 | |
| 4719 | /** |
| 4720 | * xmlRelaxNGCheckAttributes: |
| 4721 | * @ctxt: a Relax-NG parser context |
| 4722 | * @node: a Relax-NG node |
| 4723 | * |
| 4724 | * Check all the attributes on the given node |
| 4725 | */ |
| 4726 | static void |
| 4727 | xmlRelaxNGCleanupAttributes(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) { |
| 4728 | xmlAttrPtr cur, next; |
| 4729 | |
| 4730 | cur = node->properties; |
| 4731 | while (cur != NULL) { |
| 4732 | next = cur->next; |
| 4733 | if ((cur->ns == NULL) || |
| 4734 | (xmlStrEqual(cur->ns->href, xmlRelaxNGNs))) { |
| 4735 | if (xmlStrEqual(cur->name, BAD_CAST "name")) { |
| 4736 | if ((!xmlStrEqual(node->name, BAD_CAST "element")) && |
| 4737 | (!xmlStrEqual(node->name, BAD_CAST "attribute")) && |
| 4738 | (!xmlStrEqual(node->name, BAD_CAST "ref")) && |
| 4739 | (!xmlStrEqual(node->name, BAD_CAST "parentRef")) && |
Daniel Veillard | 2df2de2 | 2003-02-17 23:34:33 +0000 | [diff] [blame] | 4740 | (!xmlStrEqual(node->name, BAD_CAST "param")) && |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 4741 | (!xmlStrEqual(node->name, BAD_CAST "define"))) { |
| 4742 | if (ctxt->error != NULL) |
| 4743 | ctxt->error(ctxt->userData, |
| 4744 | "Attribute %s is not allowed on %s\n", |
| 4745 | cur->name, node->name); |
| 4746 | ctxt->nbErrors++; |
| 4747 | } |
| 4748 | } else if (xmlStrEqual(cur->name, BAD_CAST "type")) { |
| 4749 | if ((!xmlStrEqual(node->name, BAD_CAST "value")) && |
| 4750 | (!xmlStrEqual(node->name, BAD_CAST "data"))) { |
| 4751 | if (ctxt->error != NULL) |
| 4752 | ctxt->error(ctxt->userData, |
| 4753 | "Attribute %s is not allowed on %s\n", |
| 4754 | cur->name, node->name); |
| 4755 | ctxt->nbErrors++; |
| 4756 | } |
| 4757 | } else if (xmlStrEqual(cur->name, BAD_CAST "href")) { |
| 4758 | if ((!xmlStrEqual(node->name, BAD_CAST "externalRef")) && |
| 4759 | (!xmlStrEqual(node->name, BAD_CAST "include"))) { |
| 4760 | if (ctxt->error != NULL) |
| 4761 | ctxt->error(ctxt->userData, |
| 4762 | "Attribute %s is not allowed on %s\n", |
| 4763 | cur->name, node->name); |
| 4764 | ctxt->nbErrors++; |
| 4765 | } |
| 4766 | } else if (xmlStrEqual(cur->name, BAD_CAST "combine")) { |
| 4767 | if ((!xmlStrEqual(node->name, BAD_CAST "start")) && |
| 4768 | (!xmlStrEqual(node->name, BAD_CAST "define"))) { |
| 4769 | if (ctxt->error != NULL) |
| 4770 | ctxt->error(ctxt->userData, |
| 4771 | "Attribute %s is not allowed on %s\n", |
| 4772 | cur->name, node->name); |
| 4773 | ctxt->nbErrors++; |
| 4774 | } |
| 4775 | } else if (xmlStrEqual(cur->name, BAD_CAST "datatypeLibrary")) { |
| 4776 | xmlChar *val; |
| 4777 | xmlURIPtr uri; |
| 4778 | |
| 4779 | val = xmlNodeListGetString(node->doc, cur->children, 1); |
| 4780 | if (val != NULL) { |
| 4781 | if (val[0] != 0) { |
| 4782 | uri = xmlParseURI((const char *) val); |
| 4783 | if (uri == NULL) { |
| 4784 | if (ctxt->error != NULL) |
| 4785 | ctxt->error(ctxt->userData, |
| 4786 | "Attribute %s contains invalid URI %s\n", |
| 4787 | cur->name, val); |
| 4788 | ctxt->nbErrors++; |
| 4789 | } else { |
| 4790 | if (uri->scheme == NULL) { |
| 4791 | if (ctxt->error != NULL) |
| 4792 | ctxt->error(ctxt->userData, |
| 4793 | "Attribute %s URI %s is not absolute\n", |
| 4794 | cur->name, val); |
| 4795 | ctxt->nbErrors++; |
| 4796 | } |
| 4797 | if (uri->fragment != NULL) { |
| 4798 | if (ctxt->error != NULL) |
| 4799 | ctxt->error(ctxt->userData, |
| 4800 | "Attribute %s URI %s has a fragment ID\n", |
| 4801 | cur->name, val); |
| 4802 | ctxt->nbErrors++; |
| 4803 | } |
| 4804 | xmlFreeURI(uri); |
| 4805 | } |
| 4806 | } |
| 4807 | xmlFree(val); |
| 4808 | } |
| 4809 | } else if (!xmlStrEqual(cur->name, BAD_CAST "ns")) { |
| 4810 | if (ctxt->error != NULL) |
| 4811 | ctxt->error(ctxt->userData, |
| 4812 | "Unknown attribute %s on %s\n", |
| 4813 | cur->name, node->name); |
| 4814 | ctxt->nbErrors++; |
| 4815 | } |
| 4816 | } |
| 4817 | cur = next; |
| 4818 | } |
| 4819 | } |
| 4820 | |
| 4821 | /** |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 4822 | * xmlRelaxNGCleanupTree: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4823 | * @ctxt: a Relax-NG parser context |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 4824 | * @root: an xmlNodePtr subtree |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4825 | * |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 4826 | * Cleanup the subtree from unwanted nodes for parsing, resolve |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4827 | * Include and externalRef lookups. |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4828 | */ |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 4829 | static void |
| 4830 | xmlRelaxNGCleanupTree(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr root) { |
| 4831 | xmlNodePtr cur, delete; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4832 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4833 | delete = NULL; |
| 4834 | cur = root; |
| 4835 | while (cur != NULL) { |
| 4836 | if (delete != NULL) { |
| 4837 | xmlUnlinkNode(delete); |
| 4838 | xmlFreeNode(delete); |
| 4839 | delete = NULL; |
| 4840 | } |
| 4841 | if (cur->type == XML_ELEMENT_NODE) { |
| 4842 | /* |
| 4843 | * Simplification 4.1. Annotations |
| 4844 | */ |
| 4845 | if ((cur->ns == NULL) || |
| 4846 | (!xmlStrEqual(cur->ns->href, xmlRelaxNGNs))) { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 4847 | if ((cur->parent != NULL) && |
| 4848 | (cur->parent->type == XML_ELEMENT_NODE) && |
| 4849 | ((xmlStrEqual(cur->parent->name, BAD_CAST "name")) || |
| 4850 | (xmlStrEqual(cur->parent->name, BAD_CAST "value")) || |
| 4851 | (xmlStrEqual(cur->parent->name, BAD_CAST "param")))) { |
| 4852 | if (ctxt->error != NULL) |
| 4853 | ctxt->error(ctxt->userData, |
| 4854 | "element %s doesn't allow foreign elements\n", |
| 4855 | cur->parent->name); |
| 4856 | ctxt->nbErrors++; |
| 4857 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4858 | delete = cur; |
| 4859 | goto skip_children; |
| 4860 | } else { |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 4861 | xmlRelaxNGCleanupAttributes(ctxt, cur); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 4862 | if (xmlStrEqual(cur->name, BAD_CAST "externalRef")) { |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4863 | xmlChar *href, *ns, *base, *URL; |
| 4864 | xmlRelaxNGDocumentPtr docu; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 4865 | xmlNodePtr tmp; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4866 | |
| 4867 | ns = xmlGetProp(cur, BAD_CAST "ns"); |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 4868 | if (ns == NULL) { |
| 4869 | tmp = cur->parent; |
| 4870 | while ((tmp != NULL) && |
| 4871 | (tmp->type == XML_ELEMENT_NODE)) { |
| 4872 | ns = xmlGetProp(tmp, BAD_CAST "ns"); |
| 4873 | if (ns != NULL) |
| 4874 | break; |
| 4875 | tmp = tmp->parent; |
| 4876 | } |
| 4877 | } |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4878 | href = xmlGetProp(cur, BAD_CAST "href"); |
| 4879 | if (href == NULL) { |
| 4880 | if (ctxt->error != NULL) |
| 4881 | ctxt->error(ctxt->userData, |
| 4882 | "xmlRelaxNGParse: externalRef has no href attribute\n"); |
| 4883 | ctxt->nbErrors++; |
| 4884 | delete = cur; |
| 4885 | goto skip_children; |
| 4886 | } |
| 4887 | base = xmlNodeGetBase(cur->doc, cur); |
| 4888 | URL = xmlBuildURI(href, base); |
| 4889 | if (URL == NULL) { |
| 4890 | if (ctxt->error != NULL) |
| 4891 | ctxt->error(ctxt->userData, |
| 4892 | "Failed to compute URL for externalRef %s\n", href); |
| 4893 | ctxt->nbErrors++; |
| 4894 | if (href != NULL) |
| 4895 | xmlFree(href); |
| 4896 | if (base != NULL) |
| 4897 | xmlFree(base); |
| 4898 | delete = cur; |
| 4899 | goto skip_children; |
| 4900 | } |
| 4901 | if (href != NULL) |
| 4902 | xmlFree(href); |
| 4903 | if (base != NULL) |
| 4904 | xmlFree(base); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 4905 | docu = xmlRelaxNGLoadExternalRef(ctxt, URL, ns); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 4906 | if (docu == NULL) { |
| 4907 | if (ctxt->error != NULL) |
| 4908 | ctxt->error(ctxt->userData, |
| 4909 | "Failed to load externalRef %s\n", URL); |
| 4910 | ctxt->nbErrors++; |
| 4911 | xmlFree(URL); |
| 4912 | delete = cur; |
| 4913 | goto skip_children; |
| 4914 | } |
| 4915 | xmlFree(URL); |
| 4916 | cur->_private = docu; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4917 | } else if (xmlStrEqual(cur->name, BAD_CAST "include")) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 4918 | xmlChar *href, *ns, *base, *URL; |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 4919 | xmlRelaxNGIncludePtr incl; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 4920 | xmlNodePtr tmp; |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 4921 | |
| 4922 | href = xmlGetProp(cur, BAD_CAST "href"); |
| 4923 | if (href == NULL) { |
| 4924 | if (ctxt->error != NULL) |
| 4925 | ctxt->error(ctxt->userData, |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 4926 | "xmlRelaxNGParse: include has no href attribute\n"); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 4927 | ctxt->nbErrors++; |
| 4928 | delete = cur; |
| 4929 | goto skip_children; |
| 4930 | } |
| 4931 | base = xmlNodeGetBase(cur->doc, cur); |
| 4932 | URL = xmlBuildURI(href, base); |
| 4933 | if (URL == NULL) { |
| 4934 | if (ctxt->error != NULL) |
| 4935 | ctxt->error(ctxt->userData, |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 4936 | "Failed to compute URL for include %s\n", href); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 4937 | ctxt->nbErrors++; |
| 4938 | if (href != NULL) |
| 4939 | xmlFree(href); |
| 4940 | if (base != NULL) |
| 4941 | xmlFree(base); |
| 4942 | delete = cur; |
| 4943 | goto skip_children; |
| 4944 | } |
| 4945 | if (href != NULL) |
| 4946 | xmlFree(href); |
| 4947 | if (base != NULL) |
| 4948 | xmlFree(base); |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 4949 | ns = xmlGetProp(cur, BAD_CAST "ns"); |
| 4950 | if (ns == NULL) { |
| 4951 | tmp = cur->parent; |
| 4952 | while ((tmp != NULL) && |
| 4953 | (tmp->type == XML_ELEMENT_NODE)) { |
| 4954 | ns = xmlGetProp(tmp, BAD_CAST "ns"); |
| 4955 | if (ns != NULL) |
| 4956 | break; |
| 4957 | tmp = tmp->parent; |
| 4958 | } |
| 4959 | } |
| 4960 | incl = xmlRelaxNGLoadInclude(ctxt, URL, cur, ns); |
| 4961 | if (ns != NULL) |
| 4962 | xmlFree(ns); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 4963 | if (incl == NULL) { |
| 4964 | if (ctxt->error != NULL) |
| 4965 | ctxt->error(ctxt->userData, |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 4966 | "Failed to load include %s\n", URL); |
Daniel Veillard | a9d912d | 2003-02-01 17:43:10 +0000 | [diff] [blame] | 4967 | ctxt->nbErrors++; |
| 4968 | xmlFree(URL); |
| 4969 | delete = cur; |
| 4970 | goto skip_children; |
| 4971 | } |
| 4972 | xmlFree(URL); |
| 4973 | cur->_private = incl; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4974 | } else if ((xmlStrEqual(cur->name, BAD_CAST "element")) || |
| 4975 | (xmlStrEqual(cur->name, BAD_CAST "attribute"))) { |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 4976 | xmlChar *name, *ns; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 4977 | xmlNodePtr text = NULL; |
| 4978 | |
| 4979 | /* |
| 4980 | * Simplification 4.8. name attribute of element |
| 4981 | * and attribute elements |
| 4982 | */ |
| 4983 | name = xmlGetProp(cur, BAD_CAST "name"); |
| 4984 | if (name != NULL) { |
| 4985 | if (cur->children == NULL) { |
| 4986 | text = xmlNewChild(cur, cur->ns, BAD_CAST "name", |
| 4987 | name); |
| 4988 | } else { |
| 4989 | xmlNodePtr node; |
| 4990 | node = xmlNewNode(cur->ns, BAD_CAST "name"); |
| 4991 | if (node != NULL) { |
| 4992 | xmlAddPrevSibling(cur->children, node); |
| 4993 | text = xmlNewText(name); |
| 4994 | xmlAddChild(node, text); |
| 4995 | text = node; |
| 4996 | } |
| 4997 | } |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 4998 | if (text == NULL) { |
| 4999 | if (ctxt->error != NULL) |
| 5000 | ctxt->error(ctxt->userData, |
| 5001 | "Failed to create a name %s element\n", name); |
| 5002 | ctxt->nbErrors++; |
| 5003 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5004 | xmlUnsetProp(cur, BAD_CAST "name"); |
| 5005 | xmlFree(name); |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 5006 | ns = xmlGetProp(cur, BAD_CAST "ns"); |
| 5007 | if (ns != NULL) { |
| 5008 | if (text != NULL) { |
| 5009 | xmlSetProp(text, BAD_CAST "ns", ns); |
| 5010 | /* xmlUnsetProp(cur, BAD_CAST "ns"); */ |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5011 | } |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 5012 | xmlFree(ns); |
| 5013 | } else if (xmlStrEqual(cur->name, |
| 5014 | BAD_CAST "attribute")) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5015 | xmlSetProp(text, BAD_CAST "ns", BAD_CAST ""); |
| 5016 | } |
| 5017 | } |
| 5018 | } else if ((xmlStrEqual(cur->name, BAD_CAST "name")) || |
| 5019 | (xmlStrEqual(cur->name, BAD_CAST "nsName")) || |
| 5020 | (xmlStrEqual(cur->name, BAD_CAST "value"))) { |
| 5021 | /* |
| 5022 | * Simplification 4.8. name attribute of element |
| 5023 | * and attribute elements |
| 5024 | */ |
| 5025 | if (xmlHasProp(cur, BAD_CAST "ns") == NULL) { |
| 5026 | xmlNodePtr node; |
| 5027 | xmlChar *ns = NULL; |
| 5028 | |
| 5029 | node = cur->parent; |
| 5030 | while ((node != NULL) && |
| 5031 | (node->type == XML_ELEMENT_NODE)) { |
| 5032 | ns = xmlGetProp(node, BAD_CAST "ns"); |
| 5033 | if (ns != NULL) { |
| 5034 | break; |
| 5035 | } |
| 5036 | node = node->parent; |
| 5037 | } |
| 5038 | if (ns == NULL) { |
| 5039 | xmlSetProp(cur, BAD_CAST "ns", BAD_CAST ""); |
| 5040 | } else { |
| 5041 | xmlSetProp(cur, BAD_CAST "ns", ns); |
| 5042 | xmlFree(ns); |
| 5043 | } |
| 5044 | } |
| 5045 | if (xmlStrEqual(cur->name, BAD_CAST "name")) { |
| 5046 | xmlChar *name, *local, *prefix; |
| 5047 | |
| 5048 | /* |
| 5049 | * Simplification: 4.10. QNames |
| 5050 | */ |
| 5051 | name = xmlNodeGetContent(cur); |
| 5052 | if (name != NULL) { |
| 5053 | local = xmlSplitQName2(name, &prefix); |
| 5054 | if (local != NULL) { |
| 5055 | xmlNsPtr ns; |
| 5056 | |
| 5057 | ns = xmlSearchNs(cur->doc, cur, prefix); |
| 5058 | if (ns == NULL) { |
| 5059 | if (ctxt->error != NULL) |
| 5060 | ctxt->error(ctxt->userData, |
| 5061 | "xmlRelaxNGParse: no namespace for prefix %s\n", prefix); |
| 5062 | ctxt->nbErrors++; |
| 5063 | } else { |
| 5064 | xmlSetProp(cur, BAD_CAST "ns", ns->href); |
| 5065 | xmlNodeSetContent(cur, local); |
| 5066 | } |
| 5067 | xmlFree(local); |
| 5068 | xmlFree(prefix); |
| 5069 | } |
| 5070 | xmlFree(name); |
| 5071 | } |
| 5072 | } |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 5073 | /* |
| 5074 | * 4.16 |
| 5075 | */ |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5076 | if (xmlStrEqual(cur->name, BAD_CAST "nsName")) { |
| 5077 | if (ctxt->flags & XML_RELAXNG_IN_NSEXCEPT) { |
| 5078 | if (ctxt->error != NULL) |
| 5079 | ctxt->error(ctxt->userData, |
| 5080 | "Found nsName/except//nsName forbidden construct\n"); |
| 5081 | ctxt->nbErrors++; |
| 5082 | } |
| 5083 | } |
| 5084 | } else if ((xmlStrEqual(cur->name, BAD_CAST "except")) && |
| 5085 | (cur != root)) { |
| 5086 | int oldflags = ctxt->flags; |
| 5087 | |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 5088 | /* |
| 5089 | * 4.16 |
| 5090 | */ |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5091 | if ((cur->parent != NULL) && |
| 5092 | (xmlStrEqual(cur->parent->name, BAD_CAST "anyName"))) { |
| 5093 | ctxt->flags |= XML_RELAXNG_IN_ANYEXCEPT; |
| 5094 | xmlRelaxNGCleanupTree(ctxt, cur); |
| 5095 | ctxt->flags = oldflags; |
| 5096 | goto skip_children; |
| 5097 | } else if ((cur->parent != NULL) && |
| 5098 | (xmlStrEqual(cur->parent->name, BAD_CAST "nsName"))) { |
| 5099 | ctxt->flags |= XML_RELAXNG_IN_NSEXCEPT; |
| 5100 | xmlRelaxNGCleanupTree(ctxt, cur); |
| 5101 | ctxt->flags = oldflags; |
| 5102 | goto skip_children; |
| 5103 | } |
| 5104 | } else if (xmlStrEqual(cur->name, BAD_CAST "anyName")) { |
Daniel Veillard | 44e1dd0 | 2003-02-21 23:23:28 +0000 | [diff] [blame] | 5105 | /* |
| 5106 | * 4.16 |
| 5107 | */ |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5108 | if (ctxt->flags & XML_RELAXNG_IN_ANYEXCEPT) { |
| 5109 | if (ctxt->error != NULL) |
| 5110 | ctxt->error(ctxt->userData, |
| 5111 | "Found anyName/except//anyName forbidden construct\n"); |
| 5112 | ctxt->nbErrors++; |
| 5113 | } else if (ctxt->flags & XML_RELAXNG_IN_NSEXCEPT) { |
| 5114 | if (ctxt->error != NULL) |
| 5115 | ctxt->error(ctxt->userData, |
| 5116 | "Found nsName/except//anyName forbidden construct\n"); |
| 5117 | ctxt->nbErrors++; |
| 5118 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5119 | } |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5120 | /* |
| 5121 | * Thisd is not an else since "include" is transformed |
| 5122 | * into a div |
| 5123 | */ |
| 5124 | if (xmlStrEqual(cur->name, BAD_CAST "div")) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5125 | xmlChar *ns; |
| 5126 | xmlNodePtr child, ins, tmp; |
| 5127 | |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5128 | /* |
| 5129 | * implements rule 4.11 |
| 5130 | */ |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5131 | |
| 5132 | ns = xmlGetProp(cur, BAD_CAST "ns"); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5133 | |
| 5134 | child = cur->children; |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 5135 | ins = cur; |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5136 | while (child != NULL) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5137 | if (ns != NULL) { |
| 5138 | if (!xmlHasProp(child, BAD_CAST "ns")) { |
| 5139 | xmlSetProp(child, BAD_CAST "ns", ns); |
| 5140 | } |
| 5141 | } |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5142 | tmp = child->next; |
| 5143 | xmlUnlinkNode(child); |
| 5144 | ins = xmlAddNextSibling(ins, child); |
| 5145 | child = tmp; |
| 5146 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5147 | if (ns != NULL) |
| 5148 | xmlFree(ns); |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5149 | delete = cur; |
| 5150 | goto skip_children; |
| 5151 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5152 | } |
| 5153 | } |
| 5154 | /* |
| 5155 | * Simplification 4.2 whitespaces |
| 5156 | */ |
| 5157 | else if (cur->type == XML_TEXT_NODE) { |
| 5158 | if (IS_BLANK_NODE(cur)) { |
| 5159 | if (cur->parent->type == XML_ELEMENT_NODE) { |
| 5160 | if ((!xmlStrEqual(cur->parent->name, BAD_CAST "value")) && |
| 5161 | (!xmlStrEqual(cur->parent->name, BAD_CAST "param"))) |
| 5162 | delete = cur; |
| 5163 | } else { |
| 5164 | delete = cur; |
| 5165 | goto skip_children; |
| 5166 | } |
| 5167 | } |
| 5168 | } else if (cur->type != XML_CDATA_SECTION_NODE) { |
| 5169 | delete = cur; |
| 5170 | goto skip_children; |
| 5171 | } |
| 5172 | |
| 5173 | /* |
| 5174 | * Skip to next node |
| 5175 | */ |
| 5176 | if (cur->children != NULL) { |
| 5177 | if ((cur->children->type != XML_ENTITY_DECL) && |
| 5178 | (cur->children->type != XML_ENTITY_REF_NODE) && |
| 5179 | (cur->children->type != XML_ENTITY_NODE)) { |
| 5180 | cur = cur->children; |
| 5181 | continue; |
| 5182 | } |
| 5183 | } |
| 5184 | skip_children: |
| 5185 | if (cur->next != NULL) { |
| 5186 | cur = cur->next; |
| 5187 | continue; |
| 5188 | } |
| 5189 | |
| 5190 | do { |
| 5191 | cur = cur->parent; |
| 5192 | if (cur == NULL) |
| 5193 | break; |
| 5194 | if (cur == root) { |
| 5195 | cur = NULL; |
| 5196 | break; |
| 5197 | } |
| 5198 | if (cur->next != NULL) { |
| 5199 | cur = cur->next; |
| 5200 | break; |
| 5201 | } |
| 5202 | } while (cur != NULL); |
| 5203 | } |
| 5204 | if (delete != NULL) { |
| 5205 | xmlUnlinkNode(delete); |
| 5206 | xmlFreeNode(delete); |
| 5207 | delete = NULL; |
| 5208 | } |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5209 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5210 | |
Daniel Veillard | c5312d7 | 2003-02-21 17:14:10 +0000 | [diff] [blame] | 5211 | /** |
| 5212 | * xmlRelaxNGCleanupDoc: |
| 5213 | * @ctxt: a Relax-NG parser context |
| 5214 | * @doc: an xmldocPtr document pointer |
| 5215 | * |
| 5216 | * Cleanup the document from unwanted nodes for parsing, resolve |
| 5217 | * Include and externalRef lookups. |
| 5218 | * |
| 5219 | * Returns the cleaned up document or NULL in case of error |
| 5220 | */ |
| 5221 | static xmlDocPtr |
| 5222 | xmlRelaxNGCleanupDoc(xmlRelaxNGParserCtxtPtr ctxt, xmlDocPtr doc) { |
| 5223 | xmlNodePtr root; |
| 5224 | |
| 5225 | /* |
| 5226 | * Extract the root |
| 5227 | */ |
| 5228 | root = xmlDocGetRootElement(doc); |
| 5229 | if (root == NULL) { |
| 5230 | if (ctxt->error != NULL) |
| 5231 | ctxt->error(ctxt->userData, "xmlRelaxNGParse: %s is empty\n", |
| 5232 | ctxt->URL); |
| 5233 | ctxt->nbErrors++; |
| 5234 | return (NULL); |
| 5235 | } |
| 5236 | xmlRelaxNGCleanupTree(ctxt, root); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5237 | return(doc); |
| 5238 | } |
| 5239 | |
| 5240 | /** |
| 5241 | * xmlRelaxNGParse: |
| 5242 | * @ctxt: a Relax-NG parser context |
| 5243 | * |
| 5244 | * parse a schema definition resource and build an internal |
| 5245 | * XML Shema struture which can be used to validate instances. |
| 5246 | * *WARNING* this interface is highly subject to change |
| 5247 | * |
| 5248 | * Returns the internal XML RelaxNG structure built from the resource or |
| 5249 | * NULL in case of error |
| 5250 | */ |
| 5251 | xmlRelaxNGPtr |
| 5252 | xmlRelaxNGParse(xmlRelaxNGParserCtxtPtr ctxt) |
| 5253 | { |
| 5254 | xmlRelaxNGPtr ret = NULL; |
| 5255 | xmlDocPtr doc; |
| 5256 | xmlNodePtr root; |
| 5257 | |
| 5258 | xmlRelaxNGInitTypes(); |
| 5259 | |
| 5260 | if (ctxt == NULL) |
| 5261 | return (NULL); |
| 5262 | |
| 5263 | /* |
| 5264 | * First step is to parse the input document into an DOM/Infoset |
| 5265 | */ |
| 5266 | if (ctxt->URL != NULL) { |
| 5267 | doc = xmlParseFile((const char *) ctxt->URL); |
| 5268 | if (doc == NULL) { |
| 5269 | if (ctxt->error != NULL) |
| 5270 | ctxt->error(ctxt->userData, |
| 5271 | "xmlRelaxNGParse: could not load %s\n", ctxt->URL); |
| 5272 | ctxt->nbErrors++; |
| 5273 | return (NULL); |
| 5274 | } |
| 5275 | } else if (ctxt->buffer != NULL) { |
| 5276 | doc = xmlParseMemory(ctxt->buffer, ctxt->size); |
| 5277 | if (doc == NULL) { |
| 5278 | if (ctxt->error != NULL) |
| 5279 | ctxt->error(ctxt->userData, |
| 5280 | "xmlRelaxNGParse: could not parse schemas\n"); |
| 5281 | ctxt->nbErrors++; |
| 5282 | return (NULL); |
| 5283 | } |
| 5284 | doc->URL = xmlStrdup(BAD_CAST "in_memory_buffer"); |
| 5285 | ctxt->URL = xmlStrdup(BAD_CAST "in_memory_buffer"); |
| 5286 | } else { |
| 5287 | if (ctxt->error != NULL) |
| 5288 | ctxt->error(ctxt->userData, |
| 5289 | "xmlRelaxNGParse: nothing to parse\n"); |
| 5290 | ctxt->nbErrors++; |
| 5291 | return (NULL); |
| 5292 | } |
| 5293 | ctxt->document = doc; |
| 5294 | |
| 5295 | /* |
| 5296 | * Some preprocessing of the document content |
| 5297 | */ |
| 5298 | doc = xmlRelaxNGCleanupDoc(ctxt, doc); |
| 5299 | if (doc == NULL) { |
| 5300 | xmlFreeDoc(ctxt->document); |
| 5301 | ctxt->document = NULL; |
| 5302 | return(NULL); |
| 5303 | } |
| 5304 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5305 | /* |
| 5306 | * Then do the parsing for good |
| 5307 | */ |
| 5308 | root = xmlDocGetRootElement(doc); |
| 5309 | if (root == NULL) { |
| 5310 | if (ctxt->error != NULL) |
| 5311 | ctxt->error(ctxt->userData, "xmlRelaxNGParse: %s is empty\n", |
| 5312 | ctxt->URL); |
| 5313 | ctxt->nbErrors++; |
| 5314 | return (NULL); |
| 5315 | } |
| 5316 | ret = xmlRelaxNGParseDocument(ctxt, root); |
| 5317 | if (ret == NULL) |
| 5318 | return(NULL); |
| 5319 | |
| 5320 | /* |
| 5321 | * Check the ref/defines links |
| 5322 | */ |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 5323 | /* |
| 5324 | * try to preprocess interleaves |
| 5325 | */ |
| 5326 | if (ctxt->interleaves != NULL) { |
| 5327 | xmlHashScan(ctxt->interleaves, |
| 5328 | (xmlHashScanner)xmlRelaxNGComputeInterleaves, ctxt); |
| 5329 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5330 | |
| 5331 | /* |
| 5332 | * if there was a parsing error return NULL |
| 5333 | */ |
| 5334 | if (ctxt->nbErrors > 0) { |
| 5335 | xmlRelaxNGFree(ret); |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5336 | ctxt->document = NULL; |
| 5337 | xmlFreeDoc(doc); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5338 | return(NULL); |
| 5339 | } |
| 5340 | |
| 5341 | /* |
| 5342 | * Transfer the pointer for cleanup at the schema level. |
| 5343 | */ |
| 5344 | ret->doc = doc; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5345 | ctxt->document = NULL; |
| 5346 | ret->documents = ctxt->documents; |
| 5347 | ctxt->documents = NULL; |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 5348 | ret->includes = ctxt->includes; |
| 5349 | ctxt->includes = NULL; |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 5350 | ret->defNr = ctxt->defNr; |
| 5351 | ret->defTab = ctxt->defTab; |
| 5352 | ctxt->defTab = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5353 | |
| 5354 | return (ret); |
| 5355 | } |
| 5356 | |
| 5357 | /** |
| 5358 | * xmlRelaxNGSetParserErrors: |
| 5359 | * @ctxt: a Relax-NG validation context |
| 5360 | * @err: the error callback |
| 5361 | * @warn: the warning callback |
| 5362 | * @ctx: contextual data for the callbacks |
| 5363 | * |
| 5364 | * Set the callback functions used to handle errors for a validation context |
| 5365 | */ |
| 5366 | void |
| 5367 | xmlRelaxNGSetParserErrors(xmlRelaxNGParserCtxtPtr ctxt, |
| 5368 | xmlRelaxNGValidityErrorFunc err, |
| 5369 | xmlRelaxNGValidityWarningFunc warn, void *ctx) { |
| 5370 | if (ctxt == NULL) |
| 5371 | return; |
| 5372 | ctxt->error = err; |
| 5373 | ctxt->warning = warn; |
| 5374 | ctxt->userData = ctx; |
| 5375 | } |
| 5376 | /************************************************************************ |
| 5377 | * * |
| 5378 | * Dump back a compiled form * |
| 5379 | * * |
| 5380 | ************************************************************************/ |
| 5381 | static void xmlRelaxNGDumpDefine(FILE * output, xmlRelaxNGDefinePtr define); |
| 5382 | |
| 5383 | /** |
| 5384 | * xmlRelaxNGDumpDefines: |
| 5385 | * @output: the file output |
| 5386 | * @defines: a list of define structures |
| 5387 | * |
| 5388 | * Dump a RelaxNG structure back |
| 5389 | */ |
| 5390 | static void |
| 5391 | xmlRelaxNGDumpDefines(FILE * output, xmlRelaxNGDefinePtr defines) { |
| 5392 | while (defines != NULL) { |
| 5393 | xmlRelaxNGDumpDefine(output, defines); |
| 5394 | defines = defines->next; |
| 5395 | } |
| 5396 | } |
| 5397 | |
| 5398 | /** |
| 5399 | * xmlRelaxNGDumpDefine: |
| 5400 | * @output: the file output |
| 5401 | * @define: a define structure |
| 5402 | * |
| 5403 | * Dump a RelaxNG structure back |
| 5404 | */ |
| 5405 | static void |
| 5406 | xmlRelaxNGDumpDefine(FILE * output, xmlRelaxNGDefinePtr define) { |
| 5407 | if (define == NULL) |
| 5408 | return; |
| 5409 | switch(define->type) { |
| 5410 | case XML_RELAXNG_EMPTY: |
| 5411 | fprintf(output, "<empty/>\n"); |
| 5412 | break; |
| 5413 | case XML_RELAXNG_NOT_ALLOWED: |
| 5414 | fprintf(output, "<notAllowed/>\n"); |
| 5415 | break; |
| 5416 | case XML_RELAXNG_TEXT: |
| 5417 | fprintf(output, "<text/>\n"); |
| 5418 | break; |
| 5419 | case XML_RELAXNG_ELEMENT: |
| 5420 | fprintf(output, "<element>\n"); |
| 5421 | if (define->name != NULL) { |
| 5422 | fprintf(output, "<name"); |
| 5423 | if (define->ns != NULL) |
| 5424 | fprintf(output, " ns=\"%s\"", define->ns); |
| 5425 | fprintf(output, ">%s</name>\n", define->name); |
| 5426 | } |
| 5427 | xmlRelaxNGDumpDefines(output, define->attrs); |
| 5428 | xmlRelaxNGDumpDefines(output, define->content); |
| 5429 | fprintf(output, "</element>\n"); |
| 5430 | break; |
| 5431 | case XML_RELAXNG_LIST: |
| 5432 | fprintf(output, "<list>\n"); |
| 5433 | xmlRelaxNGDumpDefines(output, define->content); |
| 5434 | fprintf(output, "</list>\n"); |
| 5435 | break; |
| 5436 | case XML_RELAXNG_ONEORMORE: |
| 5437 | fprintf(output, "<oneOrMore>\n"); |
| 5438 | xmlRelaxNGDumpDefines(output, define->content); |
| 5439 | fprintf(output, "</oneOrMore>\n"); |
| 5440 | break; |
| 5441 | case XML_RELAXNG_ZEROORMORE: |
| 5442 | fprintf(output, "<zeroOrMore>\n"); |
| 5443 | xmlRelaxNGDumpDefines(output, define->content); |
| 5444 | fprintf(output, "</zeroOrMore>\n"); |
| 5445 | break; |
| 5446 | case XML_RELAXNG_CHOICE: |
| 5447 | fprintf(output, "<choice>\n"); |
| 5448 | xmlRelaxNGDumpDefines(output, define->content); |
| 5449 | fprintf(output, "</choice>\n"); |
| 5450 | break; |
| 5451 | case XML_RELAXNG_GROUP: |
| 5452 | fprintf(output, "<group>\n"); |
| 5453 | xmlRelaxNGDumpDefines(output, define->content); |
| 5454 | fprintf(output, "</group>\n"); |
| 5455 | break; |
| 5456 | case XML_RELAXNG_INTERLEAVE: |
| 5457 | fprintf(output, "<interleave>\n"); |
| 5458 | xmlRelaxNGDumpDefines(output, define->content); |
| 5459 | fprintf(output, "</interleave>\n"); |
| 5460 | break; |
| 5461 | case XML_RELAXNG_OPTIONAL: |
| 5462 | fprintf(output, "<optional>\n"); |
| 5463 | xmlRelaxNGDumpDefines(output, define->content); |
| 5464 | fprintf(output, "</optional>\n"); |
| 5465 | break; |
| 5466 | case XML_RELAXNG_ATTRIBUTE: |
| 5467 | fprintf(output, "<attribute>\n"); |
| 5468 | xmlRelaxNGDumpDefines(output, define->content); |
| 5469 | fprintf(output, "</attribute>\n"); |
| 5470 | break; |
| 5471 | case XML_RELAXNG_DEF: |
| 5472 | fprintf(output, "<define"); |
| 5473 | if (define->name != NULL) |
| 5474 | fprintf(output, " name=\"%s\"", define->name); |
| 5475 | fprintf(output, ">\n"); |
| 5476 | xmlRelaxNGDumpDefines(output, define->content); |
| 5477 | fprintf(output, "</define>\n"); |
| 5478 | break; |
| 5479 | case XML_RELAXNG_REF: |
| 5480 | fprintf(output, "<ref"); |
| 5481 | if (define->name != NULL) |
| 5482 | fprintf(output, " name=\"%s\"", define->name); |
| 5483 | fprintf(output, ">\n"); |
| 5484 | xmlRelaxNGDumpDefines(output, define->content); |
| 5485 | fprintf(output, "</ref>\n"); |
| 5486 | break; |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 5487 | case XML_RELAXNG_PARENTREF: |
| 5488 | fprintf(output, "<parentRef"); |
| 5489 | if (define->name != NULL) |
| 5490 | fprintf(output, " name=\"%s\"", define->name); |
| 5491 | fprintf(output, ">\n"); |
| 5492 | xmlRelaxNGDumpDefines(output, define->content); |
| 5493 | fprintf(output, "</parentRef>\n"); |
| 5494 | break; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5495 | case XML_RELAXNG_EXTERNALREF: |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5496 | fprintf(output, "<externalRef>"); |
Daniel Veillard | e431a27 | 2003-01-29 23:02:33 +0000 | [diff] [blame] | 5497 | xmlRelaxNGDumpDefines(output, define->content); |
| 5498 | fprintf(output, "</externalRef>\n"); |
| 5499 | break; |
| 5500 | case XML_RELAXNG_DATATYPE: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5501 | case XML_RELAXNG_VALUE: |
| 5502 | TODO |
| 5503 | break; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5504 | case XML_RELAXNG_START: |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 5505 | case XML_RELAXNG_EXCEPT: |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 5506 | case XML_RELAXNG_PARAM: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 5507 | TODO |
| 5508 | break; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 5509 | case XML_RELAXNG_NOOP: |
| 5510 | xmlRelaxNGDumpDefines(output, define->content); |
| 5511 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5512 | } |
| 5513 | } |
| 5514 | |
| 5515 | /** |
| 5516 | * xmlRelaxNGDumpGrammar: |
| 5517 | * @output: the file output |
| 5518 | * @grammar: a grammar structure |
| 5519 | * @top: is this a top grammar |
| 5520 | * |
| 5521 | * Dump a RelaxNG structure back |
| 5522 | */ |
| 5523 | static void |
| 5524 | xmlRelaxNGDumpGrammar(FILE * output, xmlRelaxNGGrammarPtr grammar, int top) |
| 5525 | { |
| 5526 | if (grammar == NULL) |
| 5527 | return; |
| 5528 | |
| 5529 | fprintf(output, "<grammar"); |
| 5530 | if (top) |
| 5531 | fprintf(output, |
| 5532 | " xmlns=\"http://relaxng.org/ns/structure/1.0\""); |
| 5533 | switch(grammar->combine) { |
| 5534 | case XML_RELAXNG_COMBINE_UNDEFINED: |
| 5535 | break; |
| 5536 | case XML_RELAXNG_COMBINE_CHOICE: |
| 5537 | fprintf(output, " combine=\"choice\""); |
| 5538 | break; |
| 5539 | case XML_RELAXNG_COMBINE_INTERLEAVE: |
| 5540 | fprintf(output, " combine=\"interleave\""); |
| 5541 | break; |
| 5542 | default: |
| 5543 | fprintf(output, " <!-- invalid combine value -->"); |
| 5544 | } |
| 5545 | fprintf(output, ">\n"); |
| 5546 | if (grammar->start == NULL) { |
| 5547 | fprintf(output, " <!-- grammar had no start -->"); |
| 5548 | } else { |
| 5549 | fprintf(output, "<start>\n"); |
| 5550 | xmlRelaxNGDumpDefine(output, grammar->start); |
| 5551 | fprintf(output, "</start>\n"); |
| 5552 | } |
| 5553 | /* TODO ? Dump the defines ? */ |
| 5554 | fprintf(output, "</grammar>\n"); |
| 5555 | } |
| 5556 | |
| 5557 | /** |
| 5558 | * xmlRelaxNGDump: |
| 5559 | * @output: the file output |
| 5560 | * @schema: a schema structure |
| 5561 | * |
| 5562 | * Dump a RelaxNG structure back |
| 5563 | */ |
| 5564 | void |
| 5565 | xmlRelaxNGDump(FILE * output, xmlRelaxNGPtr schema) |
| 5566 | { |
| 5567 | if (schema == NULL) { |
| 5568 | fprintf(output, "RelaxNG empty or failed to compile\n"); |
| 5569 | return; |
| 5570 | } |
| 5571 | fprintf(output, "RelaxNG: "); |
| 5572 | if (schema->doc == NULL) { |
| 5573 | fprintf(output, "no document\n"); |
| 5574 | } else if (schema->doc->URL != NULL) { |
| 5575 | fprintf(output, "%s\n", schema->doc->URL); |
| 5576 | } else { |
| 5577 | fprintf(output, "\n"); |
| 5578 | } |
| 5579 | if (schema->topgrammar == NULL) { |
| 5580 | fprintf(output, "RelaxNG has no top grammar\n"); |
| 5581 | return; |
| 5582 | } |
| 5583 | xmlRelaxNGDumpGrammar(output, schema->topgrammar, 1); |
| 5584 | } |
| 5585 | |
Daniel Veillard | febcca4 | 2003-02-16 15:44:18 +0000 | [diff] [blame] | 5586 | /** |
| 5587 | * xmlRelaxNGDumpTree: |
| 5588 | * @output: the file output |
| 5589 | * @schema: a schema structure |
| 5590 | * |
| 5591 | * Dump the transformed RelaxNG tree. |
| 5592 | */ |
| 5593 | void |
| 5594 | xmlRelaxNGDumpTree(FILE * output, xmlRelaxNGPtr schema) |
| 5595 | { |
| 5596 | if (schema == NULL) { |
| 5597 | fprintf(output, "RelaxNG empty or failed to compile\n"); |
| 5598 | return; |
| 5599 | } |
| 5600 | if (schema->doc == NULL) { |
| 5601 | fprintf(output, "no document\n"); |
| 5602 | } else { |
| 5603 | xmlDocDump(output, schema->doc); |
| 5604 | } |
| 5605 | } |
| 5606 | |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5607 | /************************************************************************ |
| 5608 | * * |
| 5609 | * Validation implementation * |
| 5610 | * * |
| 5611 | ************************************************************************/ |
| 5612 | static int xmlRelaxNGValidateDefinition(xmlRelaxNGValidCtxtPtr ctxt, |
| 5613 | xmlRelaxNGDefinePtr define); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5614 | static int xmlRelaxNGValidateValue(xmlRelaxNGValidCtxtPtr ctxt, |
| 5615 | xmlRelaxNGDefinePtr define); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5616 | |
| 5617 | /** |
| 5618 | * xmlRelaxNGSkipIgnored: |
| 5619 | * @ctxt: a schema validation context |
| 5620 | * @node: the top node. |
| 5621 | * |
| 5622 | * Skip ignorable nodes in that context |
| 5623 | * |
| 5624 | * Returns the new sibling or NULL in case of error. |
| 5625 | */ |
| 5626 | static xmlNodePtr |
| 5627 | xmlRelaxNGSkipIgnored(xmlRelaxNGValidCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 5628 | xmlNodePtr node) { |
| 5629 | /* |
| 5630 | * TODO complete and handle entities |
| 5631 | */ |
| 5632 | while ((node != NULL) && |
| 5633 | ((node->type == XML_COMMENT_NODE) || |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 5634 | (node->type == XML_PI_NODE) || |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5635 | ((node->type == XML_TEXT_NODE) && |
| 5636 | (IS_BLANK_NODE(node))))) { |
| 5637 | node = node->next; |
| 5638 | } |
| 5639 | return(node); |
| 5640 | } |
| 5641 | |
| 5642 | /** |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 5643 | * xmlRelaxNGNormalize: |
| 5644 | * @ctxt: a schema validation context |
| 5645 | * @str: the string to normalize |
| 5646 | * |
| 5647 | * Implements the normalizeWhiteSpace( s ) function from |
| 5648 | * section 6.2.9 of the spec |
| 5649 | * |
| 5650 | * Returns the new string or NULL in case of error. |
| 5651 | */ |
| 5652 | static xmlChar * |
| 5653 | xmlRelaxNGNormalize(xmlRelaxNGValidCtxtPtr ctxt, const xmlChar *str) { |
| 5654 | xmlChar *ret, *p; |
| 5655 | const xmlChar *tmp; |
| 5656 | int len; |
| 5657 | |
| 5658 | if (str == NULL) |
| 5659 | return(NULL); |
| 5660 | tmp = str; |
| 5661 | while (*tmp != 0) tmp++; |
| 5662 | len = tmp - str; |
| 5663 | |
| 5664 | ret = (xmlChar *) xmlMalloc((len + 1) * sizeof(xmlChar)); |
| 5665 | if (ret == NULL) { |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 5666 | if (ctxt != NULL) { |
| 5667 | VALID_CTXT(); |
| 5668 | VALID_ERROR("xmlRelaxNGNormalize: out of memory\n"); |
| 5669 | } else { |
| 5670 | xmlGenericError(xmlGenericErrorContext, |
| 5671 | "xmlRelaxNGNormalize: out of memory\n"); |
| 5672 | } |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 5673 | return(NULL); |
| 5674 | } |
| 5675 | p = ret; |
| 5676 | while (IS_BLANK(*str)) str++; |
| 5677 | while (*str != 0) { |
| 5678 | if (IS_BLANK(*str)) { |
| 5679 | while (IS_BLANK(*str)) str++; |
| 5680 | if (*str == 0) |
| 5681 | break; |
| 5682 | *p++ = ' '; |
| 5683 | } else |
| 5684 | *p++ = *str++; |
| 5685 | } |
| 5686 | *p = 0; |
| 5687 | return(ret); |
| 5688 | } |
| 5689 | |
| 5690 | /** |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 5691 | * xmlRelaxNGValidateDatatype: |
| 5692 | * @ctxt: a Relax-NG validation context |
| 5693 | * @value: the string value |
| 5694 | * @type: the datatype definition |
| 5695 | * |
| 5696 | * Validate the given value against the dataype |
| 5697 | * |
| 5698 | * Returns 0 if the validation succeeded or an error code. |
| 5699 | */ |
| 5700 | static int |
| 5701 | xmlRelaxNGValidateDatatype(xmlRelaxNGValidCtxtPtr ctxt, const xmlChar *value, |
| 5702 | xmlRelaxNGDefinePtr define) { |
| 5703 | int ret; |
| 5704 | xmlRelaxNGTypeLibraryPtr lib; |
| 5705 | |
| 5706 | if ((define == NULL) || (define->data == NULL)) { |
| 5707 | return(-1); |
| 5708 | } |
| 5709 | lib = (xmlRelaxNGTypeLibraryPtr) define->data; |
| 5710 | if (lib->check != NULL) |
| 5711 | ret = lib->check(lib->data, define->name, value); |
| 5712 | else |
| 5713 | ret = -1; |
| 5714 | if (ret < 0) { |
| 5715 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 5716 | VALID_ERROR2("Internal: failed to validate type %s\n", define->name); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 5717 | return(-1); |
| 5718 | } else if (ret == 1) { |
| 5719 | ret = 0; |
| 5720 | } else { |
| 5721 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 5722 | 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] | 5723 | return(-1); |
| 5724 | ret = -1; |
| 5725 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5726 | if ((ret == 0) && (define->content != NULL)) { |
| 5727 | const xmlChar *oldvalue, *oldendvalue; |
| 5728 | |
| 5729 | oldvalue = ctxt->state->value; |
| 5730 | oldendvalue = ctxt->state->endvalue; |
| 5731 | ctxt->state->value = (xmlChar *) value; |
| 5732 | ctxt->state->endvalue = NULL; |
| 5733 | ret = xmlRelaxNGValidateValue(ctxt, define->content); |
| 5734 | ctxt->state->value = (xmlChar *) oldvalue; |
| 5735 | ctxt->state->endvalue = (xmlChar *) oldendvalue; |
| 5736 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 5737 | return(ret); |
| 5738 | } |
| 5739 | |
| 5740 | /** |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5741 | * xmlRelaxNGNextValue: |
| 5742 | * @ctxt: a Relax-NG validation context |
| 5743 | * |
| 5744 | * Skip to the next value when validating within a list |
| 5745 | * |
| 5746 | * Returns 0 if the operation succeeded or an error code. |
| 5747 | */ |
| 5748 | static int |
| 5749 | xmlRelaxNGNextValue(xmlRelaxNGValidCtxtPtr ctxt) { |
| 5750 | xmlChar *cur; |
| 5751 | |
| 5752 | cur = ctxt->state->value; |
| 5753 | if ((cur == NULL) || (ctxt->state->endvalue == NULL)) { |
| 5754 | ctxt->state->value = NULL; |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 5755 | ctxt->state->endvalue = NULL; |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5756 | return(0); |
| 5757 | } |
| 5758 | while (*cur != 0) cur++; |
| 5759 | while ((cur != ctxt->state->endvalue) && (*cur == 0)) cur++; |
| 5760 | if (cur == ctxt->state->endvalue) |
| 5761 | ctxt->state->value = NULL; |
| 5762 | else |
| 5763 | ctxt->state->value = cur; |
| 5764 | return(0); |
| 5765 | } |
| 5766 | |
| 5767 | /** |
| 5768 | * xmlRelaxNGValidateValueList: |
| 5769 | * @ctxt: a Relax-NG validation context |
| 5770 | * @defines: the list of definitions to verify |
| 5771 | * |
| 5772 | * Validate the given set of definitions for the current value |
| 5773 | * |
| 5774 | * Returns 0 if the validation succeeded or an error code. |
| 5775 | */ |
| 5776 | static int |
| 5777 | xmlRelaxNGValidateValueList(xmlRelaxNGValidCtxtPtr ctxt, |
| 5778 | xmlRelaxNGDefinePtr defines) { |
| 5779 | int ret = 0; |
| 5780 | |
| 5781 | while (defines != NULL) { |
| 5782 | ret = xmlRelaxNGValidateValue(ctxt, defines); |
| 5783 | if (ret != 0) |
| 5784 | break; |
| 5785 | defines = defines->next; |
| 5786 | } |
| 5787 | return(ret); |
| 5788 | } |
| 5789 | |
| 5790 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5791 | * xmlRelaxNGValidateValue: |
| 5792 | * @ctxt: a Relax-NG validation context |
| 5793 | * @define: the definition to verify |
| 5794 | * |
| 5795 | * Validate the given definition for the current value |
| 5796 | * |
| 5797 | * Returns 0 if the validation succeeded or an error code. |
| 5798 | */ |
| 5799 | static int |
| 5800 | xmlRelaxNGValidateValue(xmlRelaxNGValidCtxtPtr ctxt, |
| 5801 | xmlRelaxNGDefinePtr define) { |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 5802 | int ret = 0, oldflags; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5803 | xmlChar *value; |
| 5804 | |
| 5805 | value = ctxt->state->value; |
| 5806 | switch (define->type) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 5807 | case XML_RELAXNG_EMPTY: { |
| 5808 | if ((value != NULL) && (value[0] != 0)) { |
| 5809 | int idx = 0; |
| 5810 | |
| 5811 | while (IS_BLANK(value[idx])) |
| 5812 | idx++; |
| 5813 | if (value[idx] != 0) |
| 5814 | ret = -1; |
| 5815 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5816 | break; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 5817 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 5818 | case XML_RELAXNG_TEXT: |
| 5819 | break; |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 5820 | case XML_RELAXNG_VALUE: { |
| 5821 | if (!xmlStrEqual(value, define->value)) { |
| 5822 | if (define->name != NULL) { |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 5823 | xmlRelaxNGTypeLibraryPtr lib; |
| 5824 | |
| 5825 | lib = (xmlRelaxNGTypeLibraryPtr) define->data; |
| 5826 | if ((lib != NULL) && (lib->comp != NULL)) |
| 5827 | ret = lib->comp(lib->data, define->name, value, |
| 5828 | define->value); |
| 5829 | else |
| 5830 | ret = -1; |
| 5831 | if (ret < 0) { |
| 5832 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 5833 | VALID_ERROR2("Internal: failed to compare type %s\n", |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 5834 | define->name); |
| 5835 | return(-1); |
| 5836 | } else if (ret == 1) { |
| 5837 | ret = 0; |
| 5838 | } else { |
| 5839 | ret = -1; |
| 5840 | } |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 5841 | } else { |
| 5842 | xmlChar *nval, *nvalue; |
| 5843 | |
| 5844 | /* |
| 5845 | * TODO: trivial optimizations are possible by |
| 5846 | * computing at compile-time |
| 5847 | */ |
| 5848 | nval = xmlRelaxNGNormalize(ctxt, define->value); |
| 5849 | nvalue = xmlRelaxNGNormalize(ctxt, value); |
| 5850 | |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 5851 | if ((nval == NULL) || (nvalue == NULL) || |
| 5852 | (!xmlStrEqual(nval, nvalue))) |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 5853 | ret = -1; |
| 5854 | if (nval != NULL) |
| 5855 | xmlFree(nval); |
| 5856 | if (nvalue != NULL) |
| 5857 | xmlFree(nvalue); |
| 5858 | } |
| 5859 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5860 | if (ret == 0) |
| 5861 | xmlRelaxNGNextValue(ctxt); |
Daniel Veillard | edc9192 | 2003-01-26 00:52:04 +0000 | [diff] [blame] | 5862 | break; |
| 5863 | } |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5864 | case XML_RELAXNG_DATATYPE: { |
| 5865 | ret = xmlRelaxNGValidateDatatype(ctxt, value, define); |
| 5866 | if (ret == 0) |
| 5867 | xmlRelaxNGNextValue(ctxt); |
| 5868 | |
| 5869 | break; |
| 5870 | } |
| 5871 | case XML_RELAXNG_CHOICE: { |
| 5872 | xmlRelaxNGDefinePtr list = define->content; |
| 5873 | xmlChar *oldvalue; |
| 5874 | |
| 5875 | oldflags = ctxt->flags; |
| 5876 | ctxt->flags |= FLAGS_IGNORABLE; |
| 5877 | |
| 5878 | oldvalue = ctxt->state->value; |
| 5879 | while (list != NULL) { |
| 5880 | ret = xmlRelaxNGValidateValue(ctxt, list); |
| 5881 | if (ret == 0) { |
| 5882 | break; |
| 5883 | } |
| 5884 | ctxt->state->value = oldvalue; |
| 5885 | list = list->next; |
| 5886 | } |
| 5887 | ctxt->flags = oldflags; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5888 | if (ret == 0) |
| 5889 | xmlRelaxNGNextValue(ctxt); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5890 | break; |
| 5891 | } |
| 5892 | case XML_RELAXNG_LIST: { |
| 5893 | xmlRelaxNGDefinePtr list = define->content; |
| 5894 | xmlChar *oldvalue, *oldend, *val, *cur; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5895 | #ifdef DEBUG_LIST |
| 5896 | int nb_values = 0; |
| 5897 | #endif |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5898 | |
| 5899 | oldvalue = ctxt->state->value; |
| 5900 | oldend = ctxt->state->endvalue; |
| 5901 | |
| 5902 | val = xmlStrdup(oldvalue); |
| 5903 | if (val == NULL) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 5904 | val = xmlStrdup(BAD_CAST ""); |
| 5905 | } |
| 5906 | if (val == NULL) { |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5907 | VALID_CTXT(); |
| 5908 | VALID_ERROR("Internal: no state\n"); |
| 5909 | return(-1); |
| 5910 | } |
| 5911 | cur = val; |
| 5912 | while (*cur != 0) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5913 | if (IS_BLANK(*cur)) { |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5914 | *cur = 0; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5915 | cur++; |
| 5916 | #ifdef DEBUG_LIST |
| 5917 | nb_values++; |
| 5918 | #endif |
| 5919 | while (IS_BLANK(*cur)) |
| 5920 | *cur++ = 0; |
| 5921 | } else |
| 5922 | cur++; |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5923 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5924 | #ifdef DEBUG_LIST |
| 5925 | xmlGenericError(xmlGenericErrorContext, |
| 5926 | "list value: '%s' found %d items\n", oldvalue, nb_values); |
| 5927 | nb_values = 0; |
| 5928 | #endif |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5929 | ctxt->state->endvalue = cur; |
| 5930 | cur = val; |
| 5931 | while ((*cur == 0) && (cur != ctxt->state->endvalue)) cur++; |
| 5932 | |
| 5933 | ctxt->state->value = cur; |
| 5934 | |
| 5935 | while (list != NULL) { |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 5936 | if (ctxt->state->value == ctxt->state->endvalue) |
| 5937 | ctxt->state->value = NULL; |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5938 | ret = xmlRelaxNGValidateValue(ctxt, list); |
| 5939 | if (ret != 0) { |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5940 | #ifdef DEBUG_LIST |
| 5941 | xmlGenericError(xmlGenericErrorContext, |
| 5942 | "Failed to validate value: '%s' with %d rule\n", |
| 5943 | ctxt->state->value, nb_values); |
| 5944 | #endif |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5945 | break; |
| 5946 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5947 | #ifdef DEBUG_LIST |
| 5948 | nb_values++; |
| 5949 | #endif |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5950 | list = list->next; |
| 5951 | } |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 5952 | |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5953 | if ((ret == 0) && (ctxt->state->value != NULL) && |
| 5954 | (ctxt->state->value != ctxt->state->endvalue)) { |
| 5955 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 5956 | VALID_ERROR2("Extra data in list: %s\n", ctxt->state->value); |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 5957 | ret = -1; |
| 5958 | } |
| 5959 | xmlFree(val); |
| 5960 | ctxt->state->value = oldvalue; |
| 5961 | ctxt->state->endvalue = oldend; |
| 5962 | break; |
| 5963 | } |
| 5964 | case XML_RELAXNG_ONEORMORE: |
| 5965 | ret = xmlRelaxNGValidateValueList(ctxt, define->content); |
| 5966 | if (ret != 0) { |
| 5967 | break; |
| 5968 | } |
| 5969 | /* no break on purpose */ |
| 5970 | case XML_RELAXNG_ZEROORMORE: { |
| 5971 | xmlChar *cur, *temp; |
| 5972 | |
| 5973 | oldflags = ctxt->flags; |
| 5974 | ctxt->flags |= FLAGS_IGNORABLE; |
| 5975 | cur = ctxt->state->value; |
| 5976 | temp = NULL; |
| 5977 | while ((cur != NULL) && (cur != ctxt->state->endvalue) && |
| 5978 | (temp != cur)) { |
| 5979 | temp = cur; |
| 5980 | ret = xmlRelaxNGValidateValueList(ctxt, define->content); |
| 5981 | if (ret != 0) { |
| 5982 | ctxt->state->value = temp; |
| 5983 | ret = 0; |
| 5984 | break; |
| 5985 | } |
| 5986 | cur = ctxt->state->value; |
| 5987 | } |
| 5988 | ctxt->flags = oldflags; |
| 5989 | break; |
| 5990 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 5991 | case XML_RELAXNG_EXCEPT: { |
| 5992 | xmlRelaxNGDefinePtr list; |
| 5993 | |
| 5994 | list = define->content; |
| 5995 | while (list != NULL) { |
| 5996 | ret = xmlRelaxNGValidateValue(ctxt, list); |
| 5997 | if (ret == 0) { |
| 5998 | ret = -1; |
| 5999 | break; |
| 6000 | } else |
| 6001 | ret = 0; |
| 6002 | list = list->next; |
| 6003 | } |
| 6004 | break; |
| 6005 | } |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 6006 | case XML_RELAXNG_GROUP: { |
| 6007 | xmlRelaxNGDefinePtr list; |
| 6008 | |
| 6009 | list = define->content; |
| 6010 | while (list != NULL) { |
| 6011 | ret = xmlRelaxNGValidateValue(ctxt, list); |
| 6012 | if (ret != 0) { |
| 6013 | ret = -1; |
| 6014 | break; |
| 6015 | } else |
| 6016 | ret = 0; |
| 6017 | list = list->next; |
| 6018 | } |
| 6019 | break; |
| 6020 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6021 | default: |
| 6022 | TODO |
| 6023 | ret = -1; |
| 6024 | } |
| 6025 | return(ret); |
| 6026 | } |
| 6027 | |
| 6028 | /** |
| 6029 | * xmlRelaxNGValidateValueContent: |
| 6030 | * @ctxt: a Relax-NG validation context |
| 6031 | * @defines: the list of definitions to verify |
| 6032 | * |
| 6033 | * Validate the given definitions for the current value |
| 6034 | * |
| 6035 | * Returns 0 if the validation succeeded or an error code. |
| 6036 | */ |
| 6037 | static int |
| 6038 | xmlRelaxNGValidateValueContent(xmlRelaxNGValidCtxtPtr ctxt, |
| 6039 | xmlRelaxNGDefinePtr defines) { |
| 6040 | int ret = 0; |
| 6041 | |
| 6042 | while (defines != NULL) { |
| 6043 | ret = xmlRelaxNGValidateValue(ctxt, defines); |
| 6044 | if (ret != 0) |
| 6045 | break; |
| 6046 | defines = defines->next; |
| 6047 | } |
| 6048 | return(ret); |
| 6049 | } |
| 6050 | |
| 6051 | /** |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 6052 | * xmlRelaxNGAttributeMatch: |
| 6053 | * @ctxt: a Relax-NG validation context |
| 6054 | * @define: the definition to check |
| 6055 | * @prop: the attribute |
| 6056 | * |
| 6057 | * Check if the attribute matches the definition nameClass |
| 6058 | * |
| 6059 | * Returns 1 if the attribute matches, 0 if no, or -1 in case of error |
| 6060 | */ |
| 6061 | static int |
| 6062 | xmlRelaxNGAttributeMatch(xmlRelaxNGValidCtxtPtr ctxt, |
| 6063 | xmlRelaxNGDefinePtr define, |
| 6064 | xmlAttrPtr prop) { |
| 6065 | int ret; |
| 6066 | |
| 6067 | if (define->name != NULL) { |
| 6068 | if (!xmlStrEqual(define->name, prop->name)) |
| 6069 | return(0); |
| 6070 | } |
| 6071 | if (define->ns != NULL) { |
| 6072 | if (define->ns[0] == 0) { |
| 6073 | if (prop->ns != NULL) |
| 6074 | return(0); |
| 6075 | } else { |
| 6076 | if ((prop->ns == NULL) || |
| 6077 | (!xmlStrEqual(define->ns, prop->ns->href))) |
| 6078 | return(0); |
| 6079 | } |
| 6080 | } |
| 6081 | if (define->nameClass == NULL) |
| 6082 | return(1); |
| 6083 | define = define->nameClass; |
| 6084 | if (define->type == XML_RELAXNG_EXCEPT) { |
| 6085 | xmlRelaxNGDefinePtr list; |
| 6086 | |
| 6087 | list = define->content; |
| 6088 | while (list != NULL) { |
| 6089 | ret = xmlRelaxNGAttributeMatch(ctxt, list, prop); |
| 6090 | if (ret == 1) |
| 6091 | return(0); |
| 6092 | if (ret < 0) |
| 6093 | return(ret); |
| 6094 | list = list->next; |
| 6095 | } |
| 6096 | } else { |
| 6097 | TODO |
| 6098 | } |
| 6099 | return(1); |
| 6100 | } |
| 6101 | |
| 6102 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6103 | * xmlRelaxNGValidateAttribute: |
| 6104 | * @ctxt: a Relax-NG validation context |
| 6105 | * @define: the definition to verify |
| 6106 | * |
| 6107 | * Validate the given attribute definition for that node |
| 6108 | * |
| 6109 | * Returns 0 if the validation succeeded or an error code. |
| 6110 | */ |
| 6111 | static int |
| 6112 | xmlRelaxNGValidateAttribute(xmlRelaxNGValidCtxtPtr ctxt, |
| 6113 | xmlRelaxNGDefinePtr define) { |
| 6114 | int ret = 0, i; |
| 6115 | xmlChar *value, *oldvalue; |
| 6116 | xmlAttrPtr prop = NULL, tmp; |
| 6117 | |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6118 | if (ctxt->state->nbAttrLeft <= 0) |
| 6119 | return(-1); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6120 | if (define->name != NULL) { |
| 6121 | for (i = 0;i < ctxt->state->nbAttrs;i++) { |
| 6122 | tmp = ctxt->state->attrs[i]; |
| 6123 | if ((tmp != NULL) && (xmlStrEqual(define->name, tmp->name))) { |
| 6124 | if ((((define->ns == NULL) || (define->ns[0] == 0)) && |
| 6125 | (tmp->ns == NULL)) || |
| 6126 | ((tmp->ns != NULL) && |
| 6127 | (xmlStrEqual(define->ns, tmp->ns->href)))) { |
| 6128 | prop = tmp; |
| 6129 | break; |
| 6130 | } |
| 6131 | } |
| 6132 | } |
| 6133 | if (prop != NULL) { |
| 6134 | value = xmlNodeListGetString(prop->doc, prop->children, 1); |
| 6135 | oldvalue = ctxt->state->value; |
| 6136 | ctxt->state->value = value; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6137 | ctxt->state->endvalue = NULL; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6138 | ret = xmlRelaxNGValidateValueContent(ctxt, define->content); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6139 | if (ctxt->state->value != NULL) |
| 6140 | value = ctxt->state->value; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6141 | if (value != NULL) |
| 6142 | xmlFree(value); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6143 | ctxt->state->value = oldvalue; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6144 | if (ret == 0) { |
| 6145 | /* |
| 6146 | * flag the attribute as processed |
| 6147 | */ |
| 6148 | ctxt->state->attrs[i] = NULL; |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6149 | ctxt->state->nbAttrLeft--; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6150 | } |
| 6151 | } else { |
| 6152 | ret = -1; |
| 6153 | } |
| 6154 | #ifdef DEBUG |
| 6155 | xmlGenericError(xmlGenericErrorContext, |
| 6156 | "xmlRelaxNGValidateAttribute(%s): %d\n", define->name, ret); |
| 6157 | #endif |
| 6158 | } else { |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6159 | for (i = 0;i < ctxt->state->nbAttrs;i++) { |
| 6160 | tmp = ctxt->state->attrs[i]; |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 6161 | if ((tmp != NULL) && |
| 6162 | (xmlRelaxNGAttributeMatch(ctxt, define, tmp) == 1)) { |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6163 | prop = tmp; |
| 6164 | break; |
| 6165 | } |
| 6166 | } |
| 6167 | if (prop != NULL) { |
| 6168 | value = xmlNodeListGetString(prop->doc, prop->children, 1); |
| 6169 | oldvalue = ctxt->state->value; |
| 6170 | ctxt->state->value = value; |
| 6171 | ret = xmlRelaxNGValidateValueContent(ctxt, define->content); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6172 | if (ctxt->state->value != NULL) |
| 6173 | value = ctxt->state->value; |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6174 | if (value != NULL) |
| 6175 | xmlFree(value); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6176 | ctxt->state->value = oldvalue; |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6177 | if (ret == 0) { |
| 6178 | /* |
| 6179 | * flag the attribute as processed |
| 6180 | */ |
| 6181 | ctxt->state->attrs[i] = NULL; |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6182 | ctxt->state->nbAttrLeft--; |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6183 | } |
| 6184 | } else { |
| 6185 | ret = -1; |
| 6186 | } |
| 6187 | #ifdef DEBUG |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 6188 | if (define->ns != NULL) { |
| 6189 | xmlGenericError(xmlGenericErrorContext, |
| 6190 | "xmlRelaxNGValidateAttribute(nsName ns = %s): %d\n", |
| 6191 | define->ns, ret); |
| 6192 | } else { |
| 6193 | xmlGenericError(xmlGenericErrorContext, |
| 6194 | "xmlRelaxNGValidateAttribute(anyName): %d\n", |
| 6195 | ret); |
| 6196 | } |
Daniel Veillard | 3b2e4e1 | 2003-02-03 08:52:58 +0000 | [diff] [blame] | 6197 | #endif |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6198 | } |
| 6199 | |
| 6200 | return(ret); |
| 6201 | } |
| 6202 | |
| 6203 | /** |
| 6204 | * xmlRelaxNGValidateAttributeList: |
| 6205 | * @ctxt: a Relax-NG validation context |
| 6206 | * @define: the list of definition to verify |
| 6207 | * |
| 6208 | * Validate the given node against the list of attribute definitions |
| 6209 | * |
| 6210 | * Returns 0 if the validation succeeded or an error code. |
| 6211 | */ |
| 6212 | static int |
| 6213 | xmlRelaxNGValidateAttributeList(xmlRelaxNGValidCtxtPtr ctxt, |
| 6214 | xmlRelaxNGDefinePtr defines) { |
| 6215 | int ret = 0; |
| 6216 | while (defines != NULL) { |
| 6217 | if (xmlRelaxNGValidateAttribute(ctxt, defines) != 0) |
| 6218 | ret = -1; |
| 6219 | defines = defines->next; |
| 6220 | } |
| 6221 | return(ret); |
| 6222 | } |
| 6223 | |
| 6224 | /** |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6225 | * xmlRelaxNGValidateTryPermutation: |
| 6226 | * @ctxt: a Relax-NG validation context |
| 6227 | * @groups: the array of groups |
| 6228 | * @nbgroups: the number of groups in the array |
| 6229 | * @array: the permutation to try |
| 6230 | * @len: the size of the set |
| 6231 | * |
| 6232 | * Try to validate a permutation for the group of definitions. |
| 6233 | * |
| 6234 | * Returns 0 if the validation succeeded or an error code. |
| 6235 | */ |
| 6236 | static int |
| 6237 | xmlRelaxNGValidateTryPermutation(xmlRelaxNGValidCtxtPtr ctxt, |
| 6238 | xmlRelaxNGDefinePtr rule, |
| 6239 | xmlNodePtr *array, int len) { |
| 6240 | int i, ret; |
| 6241 | |
| 6242 | if (len > 0) { |
| 6243 | /* |
| 6244 | * One only need the next pointer set-up to do the validation |
| 6245 | */ |
| 6246 | for (i = 0;i < (len - 1);i++) |
| 6247 | array[i]->next = array[i + 1]; |
| 6248 | array[i]->next = NULL; |
| 6249 | |
| 6250 | /* |
| 6251 | * Now try to validate the sequence |
| 6252 | */ |
| 6253 | ctxt->state->seq = array[0]; |
| 6254 | ret = xmlRelaxNGValidateDefinition(ctxt, rule); |
| 6255 | } else { |
| 6256 | ctxt->state->seq = NULL; |
| 6257 | ret = xmlRelaxNGValidateDefinition(ctxt, rule); |
| 6258 | } |
| 6259 | |
| 6260 | /* |
| 6261 | * the sequence must be fully consumed |
| 6262 | */ |
| 6263 | if (ctxt->state->seq != NULL) |
| 6264 | return(-1); |
| 6265 | |
| 6266 | return(ret); |
| 6267 | } |
| 6268 | |
| 6269 | /** |
| 6270 | * xmlRelaxNGValidateWalkPermutations: |
| 6271 | * @ctxt: a Relax-NG validation context |
| 6272 | * @groups: the array of groups |
| 6273 | * @nbgroups: the number of groups in the array |
| 6274 | * @nodes: the set of nodes |
| 6275 | * @array: the current state of the parmutation |
| 6276 | * @len: the size of the set |
| 6277 | * @level: a pointer to the level variable |
| 6278 | * @k: the index in the array to fill |
| 6279 | * |
| 6280 | * Validate a set of nodes for a groups of definitions, will try the |
| 6281 | * full set of permutations |
| 6282 | * |
| 6283 | * Returns 0 if the validation succeeded or an error code. |
| 6284 | */ |
| 6285 | static int |
| 6286 | xmlRelaxNGValidateWalkPermutations(xmlRelaxNGValidCtxtPtr ctxt, |
| 6287 | xmlRelaxNGDefinePtr rule, xmlNodePtr *nodes, |
| 6288 | xmlNodePtr *array, int len, |
| 6289 | int *level, int k) { |
| 6290 | int i, ret; |
| 6291 | |
| 6292 | if ((k >= 0) && (k < len)) |
| 6293 | array[k] = nodes[*level]; |
| 6294 | *level = *level + 1; |
| 6295 | if (*level == len) { |
| 6296 | ret = xmlRelaxNGValidateTryPermutation(ctxt, rule, array, len); |
| 6297 | if (ret == 0) |
| 6298 | return(0); |
| 6299 | } else { |
| 6300 | for (i = 0;i < len;i++) { |
| 6301 | if (array[i] == NULL) { |
| 6302 | ret = xmlRelaxNGValidateWalkPermutations(ctxt, rule, |
| 6303 | nodes, array, len, level, i); |
| 6304 | if (ret == 0) |
| 6305 | return(0); |
| 6306 | } |
| 6307 | } |
| 6308 | } |
| 6309 | *level = *level - 1; |
| 6310 | array[k] = NULL; |
| 6311 | return(-1); |
| 6312 | } |
| 6313 | |
| 6314 | /** |
| 6315 | * xmlRelaxNGNodeMatchesList: |
| 6316 | * @node: the node |
| 6317 | * @list: a NULL terminated array of definitions |
| 6318 | * |
| 6319 | * Check if a node can be matched by one of the definitions |
| 6320 | * |
| 6321 | * Returns 1 if matches 0 otherwise |
| 6322 | */ |
| 6323 | static int |
| 6324 | xmlRelaxNGNodeMatchesList(xmlNodePtr node, xmlRelaxNGDefinePtr *list) { |
| 6325 | xmlRelaxNGDefinePtr cur; |
| 6326 | int i = 0; |
| 6327 | |
| 6328 | if ((node == NULL) || (list == NULL)) |
| 6329 | return(0); |
| 6330 | |
| 6331 | cur = list[i++]; |
| 6332 | while (cur != NULL) { |
| 6333 | if ((node->type == XML_ELEMENT_NODE) && |
| 6334 | (cur->type == XML_RELAXNG_ELEMENT)) { |
| 6335 | if (cur->name == NULL) { |
| 6336 | if ((node->ns != NULL) && |
| 6337 | (xmlStrEqual(node->ns->href, cur->ns))) |
| 6338 | return(1); |
| 6339 | } else if (xmlStrEqual(cur->name, node->name)) { |
| 6340 | if ((cur->ns == NULL) || (cur->ns[0] == 0)) { |
| 6341 | if (node->ns == NULL) |
| 6342 | return(1); |
| 6343 | } else { |
| 6344 | if ((node->ns != NULL) && |
| 6345 | (xmlStrEqual(node->ns->href, cur->ns))) |
| 6346 | return(1); |
| 6347 | } |
| 6348 | } |
| 6349 | } else if ((node->type == XML_TEXT_NODE) && |
| 6350 | (cur->type == XML_RELAXNG_TEXT)) { |
| 6351 | return(1); |
| 6352 | } |
| 6353 | cur = list[i++]; |
| 6354 | } |
| 6355 | return(0); |
| 6356 | } |
| 6357 | |
| 6358 | /** |
| 6359 | * xmlRelaxNGValidatePartGroup: |
| 6360 | * @ctxt: a Relax-NG validation context |
| 6361 | * @groups: the array of groups |
| 6362 | * @nbgroups: the number of groups in the array |
| 6363 | * @nodes: the set of nodes |
| 6364 | * @len: the size of the set of nodes |
| 6365 | * |
| 6366 | * Validate a set of nodes for a groups of definitions |
| 6367 | * |
| 6368 | * Returns 0 if the validation succeeded or an error code. |
| 6369 | */ |
| 6370 | static int |
| 6371 | xmlRelaxNGValidatePartGroup(xmlRelaxNGValidCtxtPtr ctxt, |
| 6372 | xmlRelaxNGInterleaveGroupPtr *groups, |
| 6373 | int nbgroups, xmlNodePtr *nodes, int len) { |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6374 | int level, ret = -1, i, j, k, top_j, max_j; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6375 | xmlNodePtr *array = NULL, *list, oldseq; |
| 6376 | xmlRelaxNGInterleaveGroupPtr group; |
| 6377 | |
| 6378 | list = (xmlNodePtr *) xmlMalloc(len * sizeof(xmlNodePtr)); |
| 6379 | if (list == NULL) { |
| 6380 | return(-1); |
| 6381 | } |
| 6382 | array = (xmlNodePtr *) xmlMalloc(len * sizeof(xmlNodePtr)); |
| 6383 | if (array == NULL) { |
| 6384 | xmlFree(list); |
| 6385 | return(-1); |
| 6386 | } |
| 6387 | memset(array, 0, len * sizeof(xmlNodePtr)); |
| 6388 | |
| 6389 | /* |
| 6390 | * Partition the elements and validate the subsets. |
| 6391 | */ |
| 6392 | oldseq = ctxt->state->seq; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6393 | max_j = -1; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6394 | for (i = 0;i < nbgroups;i++) { |
| 6395 | group = groups[i]; |
| 6396 | if (group == NULL) |
| 6397 | continue; |
| 6398 | k = 0; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6399 | top_j = -1; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6400 | for (j = 0;j < len;j++) { |
| 6401 | if (nodes[j] == NULL) |
| 6402 | continue; |
| 6403 | if (xmlRelaxNGNodeMatchesList(nodes[j], group->defs)) { |
| 6404 | list[k++] = nodes[j]; |
| 6405 | nodes[j] = NULL; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6406 | top_j = j; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6407 | } |
| 6408 | } |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6409 | if (top_j > max_j) |
| 6410 | max_j = top_j; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6411 | ctxt->state->seq = oldseq; |
| 6412 | if (k > 1) { |
| 6413 | memset(array, 0, k * sizeof(xmlNodePtr)); |
Daniel Veillard | b08c981 | 2003-01-28 23:09:49 +0000 | [diff] [blame] | 6414 | level = -1; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6415 | ret = xmlRelaxNGValidateWalkPermutations(ctxt, group->rule, |
| 6416 | list, array, k, &level, -1); |
| 6417 | } else { |
| 6418 | ret = xmlRelaxNGValidateTryPermutation(ctxt, group->rule, list, k); |
| 6419 | } |
| 6420 | if (ret != 0) { |
| 6421 | ctxt->state->seq = oldseq; |
| 6422 | break; |
| 6423 | } |
| 6424 | } |
| 6425 | |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6426 | for (j = 0;j < max_j;j++) { |
| 6427 | if (nodes[j] != NULL) { |
| 6428 | TODO /* problem, one of the nodes didn't got a match */ |
| 6429 | } |
| 6430 | } |
| 6431 | if (ret == 0) { |
| 6432 | if (max_j + 1 < len) |
| 6433 | ctxt->state->seq = nodes[max_j + 1]; |
| 6434 | else |
| 6435 | ctxt->state->seq = NULL; |
| 6436 | } |
| 6437 | |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6438 | xmlFree(list); |
| 6439 | xmlFree(array); |
| 6440 | return(ret); |
| 6441 | } |
| 6442 | |
| 6443 | /** |
| 6444 | * xmlRelaxNGValidateInterleave: |
| 6445 | * @ctxt: a Relax-NG validation context |
| 6446 | * @define: the definition to verify |
| 6447 | * |
| 6448 | * Validate an interleave definition for a node. |
| 6449 | * |
| 6450 | * Returns 0 if the validation succeeded or an error code. |
| 6451 | */ |
| 6452 | static int |
| 6453 | xmlRelaxNGValidateInterleave(xmlRelaxNGValidCtxtPtr ctxt, |
| 6454 | xmlRelaxNGDefinePtr define) { |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6455 | int ret = 0, i, nbgroups, left; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6456 | xmlRelaxNGPartitionPtr partitions; |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6457 | xmlRelaxNGInterleaveGroupPtr group = NULL; |
| 6458 | xmlNodePtr cur, start, last, lastchg = NULL, lastelem; |
| 6459 | xmlNodePtr *list = NULL, *lasts = NULL; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6460 | |
| 6461 | if (define->data != NULL) { |
| 6462 | partitions = (xmlRelaxNGPartitionPtr) define->data; |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6463 | nbgroups = partitions->nbgroups; |
| 6464 | left = nbgroups; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6465 | } else { |
| 6466 | VALID_CTXT(); |
| 6467 | VALID_ERROR("Internal: interleave block has no data\n"); |
| 6468 | return(-1); |
| 6469 | } |
| 6470 | |
| 6471 | /* |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6472 | * Build arrays to store the first and last node of the chain |
| 6473 | * pertaining to each group |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6474 | */ |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6475 | list = (xmlNodePtr *) xmlMalloc(nbgroups * sizeof(xmlNodePtr)); |
| 6476 | if (list == NULL) { |
| 6477 | VALID_CTXT(); |
| 6478 | VALID_ERROR("Internal: out of memory in interleave check\n"); |
| 6479 | return(-1); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6480 | } |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6481 | memset(list, 0, nbgroups * sizeof(xmlNodePtr)); |
| 6482 | lasts = (xmlNodePtr *) xmlMalloc(nbgroups * sizeof(xmlNodePtr)); |
| 6483 | if (lasts == NULL) { |
| 6484 | VALID_CTXT(); |
| 6485 | VALID_ERROR("Internal: out of memory in interleave check\n"); |
| 6486 | return(-1); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6487 | } |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6488 | memset(lasts, 0, nbgroups * sizeof(xmlNodePtr)); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6489 | |
| 6490 | /* |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6491 | * Walk the sequence of children finding the right group and |
| 6492 | * sorting them in sequences. |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6493 | */ |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6494 | cur = ctxt->state->seq; |
| 6495 | cur = xmlRelaxNGSkipIgnored(ctxt, cur); |
| 6496 | start = cur; |
| 6497 | while (cur != NULL) { |
| 6498 | ctxt->state->seq = cur; |
| 6499 | for (i = 0;i < nbgroups;i++) { |
| 6500 | group = partitions->groups[i]; |
| 6501 | if (group == NULL) |
| 6502 | continue; |
| 6503 | if (xmlRelaxNGNodeMatchesList(cur, group->defs)) |
| 6504 | break; |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6505 | } |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6506 | /* |
| 6507 | * We break as soon as an element not matched is found |
| 6508 | */ |
| 6509 | if (i >= nbgroups) { |
| 6510 | break; |
| 6511 | } |
| 6512 | if (lasts[i] != NULL) { |
| 6513 | lasts[i]->next = cur; |
| 6514 | lasts[i] = cur; |
| 6515 | } else { |
| 6516 | list[i] = cur; |
| 6517 | lasts[i] = cur; |
| 6518 | } |
| 6519 | if (cur->next != NULL) |
| 6520 | lastchg = cur->next; |
| 6521 | else |
| 6522 | lastchg = cur; |
| 6523 | cur = xmlRelaxNGSkipIgnored(ctxt, cur->next); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6524 | } |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6525 | if (ret != 0) { |
| 6526 | VALID_CTXT(); |
| 6527 | VALID_ERROR("Invalid sequence in interleave\n"); |
| 6528 | ret = -1; |
| 6529 | goto done; |
| 6530 | } |
| 6531 | lastelem = cur; |
| 6532 | for (i = 0;i < nbgroups;i++) { |
| 6533 | group = partitions->groups[i]; |
| 6534 | if (lasts[i] != NULL) { |
| 6535 | last = lasts[i]->next; |
| 6536 | lasts[i]->next = NULL; |
| 6537 | } |
| 6538 | ctxt->state->seq = list[i]; |
| 6539 | ret = xmlRelaxNGValidateDefinition(ctxt, group->rule); |
| 6540 | if (ret != 0) |
| 6541 | break; |
| 6542 | cur = ctxt->state->seq; |
| 6543 | cur = xmlRelaxNGSkipIgnored(ctxt, cur); |
| 6544 | if (cur != NULL) { |
| 6545 | VALID_CTXT(); |
| 6546 | VALID_ERROR2("Extra element %s in interleave\n", cur->name); |
| 6547 | ret = -1; |
| 6548 | goto done; |
| 6549 | } |
| 6550 | if (lasts[i] != NULL) { |
| 6551 | lasts[i]->next = last; |
| 6552 | } |
| 6553 | } |
| 6554 | ctxt->state->seq = lastelem; |
| 6555 | if (ret != 0) { |
| 6556 | VALID_CTXT(); |
| 6557 | VALID_ERROR("Invalid sequence in interleave\n"); |
| 6558 | ret = -1; |
| 6559 | goto done; |
| 6560 | } |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6561 | |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6562 | done: |
| 6563 | /* |
| 6564 | * builds the next links chain from the prev one |
| 6565 | */ |
| 6566 | cur = lastchg; |
| 6567 | while (cur != NULL) { |
| 6568 | if ((cur == start) || (cur->prev == NULL)) |
| 6569 | break; |
| 6570 | cur->prev->next = cur; |
| 6571 | cur = cur->prev; |
| 6572 | } |
| 6573 | |
| 6574 | xmlFree(list); |
| 6575 | xmlFree(lasts); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6576 | return(ret); |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6577 | } |
| 6578 | |
| 6579 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6580 | * xmlRelaxNGValidateElementContent: |
| 6581 | * @ctxt: a Relax-NG validation context |
| 6582 | * @define: the list of definition to verify |
| 6583 | * |
| 6584 | * Validate the given node content against the (list) of definitions |
| 6585 | * |
| 6586 | * Returns 0 if the validation succeeded or an error code. |
| 6587 | */ |
| 6588 | static int |
| 6589 | xmlRelaxNGValidateElementContent(xmlRelaxNGValidCtxtPtr ctxt, |
| 6590 | xmlRelaxNGDefinePtr defines) { |
| 6591 | int ret = 0, res; |
| 6592 | |
| 6593 | if (ctxt->state == NULL) { |
| 6594 | VALID_CTXT(); |
| 6595 | VALID_ERROR("Internal: no state\n"); |
| 6596 | return(-1); |
| 6597 | } |
| 6598 | while (defines != NULL) { |
| 6599 | res = xmlRelaxNGValidateDefinition(ctxt, defines); |
| 6600 | if (res < 0) |
| 6601 | ret = -1; |
| 6602 | defines = defines->next; |
| 6603 | } |
| 6604 | |
| 6605 | return(ret); |
| 6606 | } |
| 6607 | |
| 6608 | /** |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6609 | * xmlRelaxNGElementMatch: |
| 6610 | * @ctxt: a Relax-NG validation context |
| 6611 | * @define: the definition to check |
| 6612 | * @elem: the element |
| 6613 | * |
| 6614 | * Check if the element matches the definition nameClass |
| 6615 | * |
| 6616 | * Returns 1 if the element matches, 0 if no, or -1 in case of error |
| 6617 | */ |
| 6618 | static int |
| 6619 | xmlRelaxNGElementMatch(xmlRelaxNGValidCtxtPtr ctxt, |
| 6620 | xmlRelaxNGDefinePtr define, |
| 6621 | xmlNodePtr elem) { |
| 6622 | int ret, oldflags; |
| 6623 | |
| 6624 | if (define->name != NULL) { |
| 6625 | if (!xmlStrEqual(elem->name, define->name)) { |
| 6626 | VALID_CTXT(); |
| 6627 | VALID_ERROR3("Expecting element %s, got %s\n", |
| 6628 | define->name, elem->name); |
| 6629 | return(0); |
| 6630 | } |
| 6631 | } |
| 6632 | if ((define->ns != NULL) && (define->ns[0] != 0)) { |
| 6633 | if (elem->ns == NULL) { |
| 6634 | VALID_CTXT(); |
| 6635 | VALID_ERROR2("Expecting a namespace for element %s\n", |
| 6636 | elem->name); |
| 6637 | return(0); |
| 6638 | } else if (!xmlStrEqual(elem->ns->href, define->ns)) { |
| 6639 | VALID_CTXT(); |
| 6640 | VALID_ERROR3("Expecting element %s has wrong namespace: expecting %s\n", |
| 6641 | elem->name, define->ns); |
| 6642 | return(0); |
| 6643 | } |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 6644 | } else if ((elem->ns != NULL) && (define->ns != NULL) && |
| 6645 | (define->name == NULL)) { |
| 6646 | VALID_CTXT(); |
| 6647 | VALID_ERROR2("Expecting no namespace for element %s\n", |
| 6648 | define->name); |
| 6649 | return(0); |
| 6650 | } else if ((elem->ns != NULL) && (define->name != NULL)) { |
| 6651 | VALID_CTXT(); |
| 6652 | VALID_ERROR2("Expecting no namespace for element %s\n", |
| 6653 | define->name); |
| 6654 | return(0); |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6655 | } |
| 6656 | |
| 6657 | if (define->nameClass == NULL) |
| 6658 | return(1); |
| 6659 | |
| 6660 | define = define->nameClass; |
| 6661 | if (define->type == XML_RELAXNG_EXCEPT) { |
| 6662 | xmlRelaxNGDefinePtr list; |
| 6663 | oldflags = ctxt->flags; |
| 6664 | ctxt->flags |= FLAGS_IGNORABLE; |
| 6665 | |
| 6666 | list = define->content; |
| 6667 | while (list != NULL) { |
| 6668 | ret = xmlRelaxNGElementMatch(ctxt, list, elem); |
| 6669 | if (ret == 1) { |
| 6670 | ctxt->flags = oldflags; |
| 6671 | return(0); |
| 6672 | } |
| 6673 | if (ret < 0) { |
| 6674 | ctxt->flags = oldflags; |
| 6675 | return(ret); |
| 6676 | } |
| 6677 | list = list->next; |
| 6678 | } |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 6679 | ret = 1; |
| 6680 | ctxt->flags = oldflags; |
| 6681 | } else if (define->type == XML_RELAXNG_CHOICE) { |
| 6682 | xmlRelaxNGDefinePtr list; |
| 6683 | oldflags = ctxt->flags; |
| 6684 | ctxt->flags |= FLAGS_IGNORABLE; |
| 6685 | |
| 6686 | list = define->nameClass; |
| 6687 | while (list != NULL) { |
| 6688 | ret = xmlRelaxNGElementMatch(ctxt, list, elem); |
| 6689 | if (ret == 1) { |
| 6690 | ctxt->flags = oldflags; |
| 6691 | return(1); |
| 6692 | } |
| 6693 | if (ret < 0) { |
| 6694 | ctxt->flags = oldflags; |
| 6695 | return(ret); |
| 6696 | } |
| 6697 | list = list->next; |
| 6698 | } |
| 6699 | ret = 0; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6700 | ctxt->flags = oldflags; |
| 6701 | } else { |
| 6702 | TODO |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 6703 | ret = -1; |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6704 | } |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 6705 | return(ret); |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6706 | } |
| 6707 | |
| 6708 | /** |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6709 | * xmlRelaxNGValidateDefinition: |
| 6710 | * @ctxt: a Relax-NG validation context |
| 6711 | * @define: the definition to verify |
| 6712 | * |
| 6713 | * Validate the current node against the definition |
| 6714 | * |
| 6715 | * Returns 0 if the validation succeeded or an error code. |
| 6716 | */ |
| 6717 | static int |
| 6718 | xmlRelaxNGValidateDefinition(xmlRelaxNGValidCtxtPtr ctxt, |
| 6719 | xmlRelaxNGDefinePtr define) { |
| 6720 | xmlNodePtr node; |
| 6721 | int ret = 0, i, tmp, oldflags; |
| 6722 | xmlRelaxNGValidStatePtr oldstate, state; |
| 6723 | |
| 6724 | if (define == NULL) { |
| 6725 | VALID_CTXT(); |
| 6726 | VALID_ERROR("internal error: define == NULL\n"); |
| 6727 | return(-1); |
| 6728 | } |
| 6729 | if (ctxt->state != NULL) { |
| 6730 | node = ctxt->state->seq; |
| 6731 | } else { |
| 6732 | node = NULL; |
| 6733 | } |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6734 | #ifdef DEBUG |
| 6735 | for (i = 0;i < ctxt->depth;i++) |
| 6736 | xmlGenericError(xmlGenericErrorContext, " "); |
| 6737 | xmlGenericError(xmlGenericErrorContext, |
| 6738 | "Start validating %s ", xmlRelaxNGDefName(define)); |
| 6739 | if (define->name != NULL) |
| 6740 | xmlGenericError(xmlGenericErrorContext, "%s ", define->name); |
| 6741 | if ((node != NULL) && (node->name != NULL)) |
| 6742 | xmlGenericError(xmlGenericErrorContext, "on %s\n", node->name); |
| 6743 | else |
| 6744 | xmlGenericError(xmlGenericErrorContext, "\n"); |
| 6745 | #endif |
| 6746 | ctxt->depth++; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6747 | switch (define->type) { |
| 6748 | case XML_RELAXNG_EMPTY: |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 6749 | node = xmlRelaxNGSkipIgnored(ctxt, node); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6750 | if (node != NULL) { |
| 6751 | VALID_CTXT(); |
| 6752 | VALID_ERROR("Expecting an empty element\n"); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6753 | ret = -1; |
| 6754 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6755 | } |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6756 | ret = 0; |
| 6757 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6758 | case XML_RELAXNG_NOT_ALLOWED: |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6759 | ret = -1; |
| 6760 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6761 | case XML_RELAXNG_TEXT: |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6762 | #if 0 |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6763 | if (node == NULL) { |
| 6764 | ret = 0; |
| 6765 | break; |
| 6766 | } |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6767 | #endif |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6768 | while ((node != NULL) && |
| 6769 | ((node->type == XML_TEXT_NODE) || |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6770 | (node->type == XML_COMMENT_NODE) || |
| 6771 | (node->type == XML_PI_NODE) || |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6772 | (node->type == XML_CDATA_SECTION_NODE))) |
| 6773 | node = node->next; |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6774 | #if 0 |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 6775 | if (node == ctxt->state->seq) { |
| 6776 | VALID_CTXT(); |
| 6777 | VALID_ERROR("Expecting text content\n"); |
| 6778 | ret = -1; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6779 | } |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6780 | #endif |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 6781 | ctxt->state->seq = node; |
| 6782 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6783 | case XML_RELAXNG_ELEMENT: |
| 6784 | node = xmlRelaxNGSkipIgnored(ctxt, node); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6785 | if (node == NULL) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6786 | VALID_CTXT(); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6787 | VALID_ERROR("Expecting an element, got empty\n"); |
| 6788 | ret = -1; |
| 6789 | break; |
| 6790 | } |
| 6791 | if (node->type != XML_ELEMENT_NODE) { |
| 6792 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 6793 | VALID_ERROR2("Expecting an element got %d type\n", node->type); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6794 | ret = -1; |
| 6795 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6796 | } |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 6797 | /* |
| 6798 | * This node was already validated successfully against |
| 6799 | * this definition. |
| 6800 | */ |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6801 | if (node->_private == define) { |
| 6802 | ctxt->state->seq = xmlRelaxNGSkipIgnored(ctxt, node->next); |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 6803 | break; |
Daniel Veillard | c64b8e9 | 2003-02-24 11:47:13 +0000 | [diff] [blame^] | 6804 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6805 | |
| 6806 | ret = xmlRelaxNGElementMatch(ctxt, define, node); |
| 6807 | if (ret <= 0) { |
| 6808 | ret = -1; |
| 6809 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6810 | } |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 6811 | ret = 0; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6812 | |
| 6813 | state = xmlRelaxNGNewValidState(ctxt, node); |
| 6814 | if (state == NULL) { |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6815 | ret = -1; |
| 6816 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6817 | } |
| 6818 | |
| 6819 | oldstate = ctxt->state; |
| 6820 | ctxt->state = state; |
| 6821 | if (define->attrs != NULL) { |
| 6822 | tmp = xmlRelaxNGValidateAttributeList(ctxt, define->attrs); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6823 | if (tmp != 0) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6824 | ret = -1; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6825 | #ifdef DEBUG |
| 6826 | xmlGenericError(xmlGenericErrorContext, |
| 6827 | "E: Element %s failed to validate attributes\n", |
| 6828 | node->name); |
| 6829 | #endif |
| 6830 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6831 | } |
| 6832 | if (define->content != NULL) { |
| 6833 | tmp = xmlRelaxNGValidateElementContent(ctxt, define->content); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6834 | if (tmp != 0) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6835 | ret = -1; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6836 | #ifdef DEBUG |
| 6837 | xmlGenericError(xmlGenericErrorContext, |
| 6838 | "E: Element %s failed to validate element content\n", |
| 6839 | node->name); |
| 6840 | #endif |
| 6841 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6842 | } |
| 6843 | state = ctxt->state; |
| 6844 | if (state->seq != NULL) { |
| 6845 | state->seq = xmlRelaxNGSkipIgnored(ctxt, state->seq); |
| 6846 | if (state->seq != NULL) { |
| 6847 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 6848 | VALID_ERROR3("Extra content for element %s: %s\n", |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6849 | node->name, state->seq->name); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6850 | ret = -1; |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6851 | #ifdef DEBUG |
| 6852 | xmlGenericError(xmlGenericErrorContext, |
| 6853 | "E: Element %s has extra content: %s\n", |
| 6854 | node->name, state->seq->name); |
| 6855 | #endif |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6856 | } |
| 6857 | } |
| 6858 | for (i = 0;i < state->nbAttrs;i++) { |
| 6859 | if (state->attrs[i] != NULL) { |
| 6860 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 6861 | VALID_ERROR3("Invalid attribute %s for element %s\n", |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6862 | state->attrs[i]->name, node->name); |
| 6863 | ret = -1; |
| 6864 | } |
| 6865 | } |
| 6866 | ctxt->state = oldstate; |
| 6867 | xmlRelaxNGFreeValidState(state); |
| 6868 | if (oldstate != NULL) |
Daniel Veillard | e5b110b | 2003-02-04 14:43:39 +0000 | [diff] [blame] | 6869 | oldstate->seq = xmlRelaxNGSkipIgnored(ctxt, node->next); |
| 6870 | if (ret == 0) |
| 6871 | node->_private = define; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6872 | |
| 6873 | |
| 6874 | #ifdef DEBUG |
| 6875 | xmlGenericError(xmlGenericErrorContext, |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6876 | "xmlRelaxNGValidateDefinition(): validated %s : %d", |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6877 | node->name, ret); |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 6878 | if (oldstate == NULL) |
| 6879 | xmlGenericError(xmlGenericErrorContext, ": no state\n"); |
| 6880 | else if (oldstate->seq == NULL) |
| 6881 | xmlGenericError(xmlGenericErrorContext, ": done\n"); |
| 6882 | else if (oldstate->seq->type == XML_ELEMENT_NODE) |
| 6883 | xmlGenericError(xmlGenericErrorContext, ": next elem %s\n", |
| 6884 | oldstate->seq->name); |
| 6885 | else |
| 6886 | xmlGenericError(xmlGenericErrorContext, ": next %s %d\n", |
| 6887 | oldstate->seq->name, oldstate->seq->type); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6888 | #endif |
| 6889 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6890 | case XML_RELAXNG_OPTIONAL: |
| 6891 | oldflags = ctxt->flags; |
| 6892 | ctxt->flags |= FLAGS_IGNORABLE; |
| 6893 | oldstate = xmlRelaxNGCopyValidState(ctxt, ctxt->state); |
| 6894 | ret = xmlRelaxNGValidateDefinition(ctxt, define->content); |
| 6895 | if (ret != 0) { |
| 6896 | xmlRelaxNGFreeValidState(ctxt->state); |
| 6897 | ctxt->state = oldstate; |
| 6898 | ret = 0; |
| 6899 | break; |
| 6900 | } |
| 6901 | xmlRelaxNGFreeValidState(oldstate); |
| 6902 | ctxt->flags = oldflags; |
| 6903 | ret = 0; |
| 6904 | break; |
| 6905 | case XML_RELAXNG_ONEORMORE: |
| 6906 | ret = xmlRelaxNGValidateDefinition(ctxt, define->content); |
| 6907 | if (ret != 0) { |
| 6908 | break; |
| 6909 | } |
| 6910 | /* no break on purpose */ |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 6911 | case XML_RELAXNG_ZEROORMORE: { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6912 | oldflags = ctxt->flags; |
| 6913 | ctxt->flags |= FLAGS_IGNORABLE; |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6914 | while (ctxt->state->nbAttrLeft != 0) { |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6915 | oldstate = xmlRelaxNGCopyValidState(ctxt, ctxt->state); |
| 6916 | ret = xmlRelaxNGValidateDefinition(ctxt, define->content); |
| 6917 | if (ret != 0) { |
| 6918 | xmlRelaxNGFreeValidState(ctxt->state); |
| 6919 | ctxt->state = oldstate; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6920 | break; |
| 6921 | } |
| 6922 | xmlRelaxNGFreeValidState(oldstate); |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6923 | } |
| 6924 | if (ret == 0) { |
| 6925 | /* |
| 6926 | * There is no attribute left to be consumed, |
| 6927 | * we can check the closure by looking at ctxt->state->seq |
| 6928 | */ |
| 6929 | xmlNodePtr cur, temp; |
| 6930 | |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 6931 | cur = ctxt->state->seq; |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6932 | temp = NULL; |
| 6933 | while ((cur != NULL) && (temp != cur)) { |
| 6934 | temp = cur; |
| 6935 | oldstate = xmlRelaxNGCopyValidState(ctxt, ctxt->state); |
| 6936 | ret = xmlRelaxNGValidateDefinition(ctxt, define->content); |
| 6937 | if (ret != 0) { |
| 6938 | xmlRelaxNGFreeValidState(ctxt->state); |
| 6939 | ctxt->state = oldstate; |
| 6940 | break; |
| 6941 | } |
| 6942 | xmlRelaxNGFreeValidState(oldstate); |
| 6943 | cur = ctxt->state->seq; |
| 6944 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6945 | } |
| 6946 | ctxt->flags = oldflags; |
Daniel Veillard | 1ed7f36 | 2003-02-03 10:57:45 +0000 | [diff] [blame] | 6947 | ret = 0; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6948 | break; |
Daniel Veillard | 276be4a | 2003-01-24 01:03:34 +0000 | [diff] [blame] | 6949 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6950 | case XML_RELAXNG_CHOICE: { |
| 6951 | xmlRelaxNGDefinePtr list = define->content; |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6952 | int success = 0; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6953 | |
| 6954 | oldflags = ctxt->flags; |
| 6955 | ctxt->flags |= FLAGS_IGNORABLE; |
| 6956 | |
| 6957 | while (list != NULL) { |
| 6958 | oldstate = xmlRelaxNGCopyValidState(ctxt, ctxt->state); |
| 6959 | ret = xmlRelaxNGValidateDefinition(ctxt, list); |
| 6960 | if (ret == 0) { |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6961 | if (xmlRelaxNGEqualValidState(ctxt, ctxt->state, oldstate)){ |
| 6962 | /* |
| 6963 | * if that pattern was nullable flag it but try |
| 6964 | * to make more progresses |
| 6965 | */ |
| 6966 | success = 1; |
| 6967 | } else { |
| 6968 | xmlRelaxNGFreeValidState(oldstate); |
| 6969 | break; |
| 6970 | } |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6971 | } |
| 6972 | xmlRelaxNGFreeValidState(ctxt->state); |
| 6973 | ctxt->state = oldstate; |
| 6974 | list = list->next; |
| 6975 | } |
| 6976 | ctxt->flags = oldflags; |
Daniel Veillard | ce14fa5 | 2003-02-19 17:32:48 +0000 | [diff] [blame] | 6977 | if (success == 1) |
| 6978 | ret = 0; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6979 | break; |
| 6980 | } |
Daniel Veillard | e2a5a08 | 2003-02-02 14:35:17 +0000 | [diff] [blame] | 6981 | case XML_RELAXNG_DEF: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6982 | case XML_RELAXNG_GROUP: { |
| 6983 | xmlRelaxNGDefinePtr list = define->content; |
| 6984 | |
| 6985 | while (list != NULL) { |
| 6986 | ret = xmlRelaxNGValidateDefinition(ctxt, list); |
| 6987 | if (ret != 0) |
| 6988 | break; |
| 6989 | list = list->next; |
| 6990 | } |
| 6991 | break; |
| 6992 | } |
| 6993 | case XML_RELAXNG_INTERLEAVE: |
Daniel Veillard | 76fc5ed | 2003-01-28 20:58:15 +0000 | [diff] [blame] | 6994 | ret = xmlRelaxNGValidateInterleave(ctxt, define); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 6995 | break; |
| 6996 | case XML_RELAXNG_ATTRIBUTE: |
| 6997 | ret = xmlRelaxNGValidateAttribute(ctxt, define); |
| 6998 | break; |
Daniel Veillard | 77648bb | 2003-02-20 15:03:22 +0000 | [diff] [blame] | 6999 | case XML_RELAXNG_NOOP: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7000 | case XML_RELAXNG_REF: |
Daniel Veillard | 419a768 | 2003-02-03 23:22:49 +0000 | [diff] [blame] | 7001 | case XML_RELAXNG_PARENTREF: |
| 7002 | case XML_RELAXNG_EXTERNALREF: |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7003 | ret = xmlRelaxNGValidateDefinition(ctxt, define->content); |
| 7004 | break; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 7005 | case XML_RELAXNG_DATATYPE: { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7006 | xmlNodePtr child; |
| 7007 | xmlChar *content = NULL; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 7008 | |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7009 | child = node; |
| 7010 | while (child != NULL) { |
| 7011 | if (child->type == XML_ELEMENT_NODE) { |
| 7012 | VALID_CTXT(); |
| 7013 | VALID_ERROR2("Element %s has child elements\n", |
| 7014 | node->parent->name); |
| 7015 | ret = -1; |
| 7016 | break; |
| 7017 | } else if ((child->type == XML_TEXT_NODE) || |
| 7018 | (child->type == XML_CDATA_SECTION_NODE)) { |
| 7019 | content = xmlStrcat(content, child->content); |
| 7020 | } |
| 7021 | /* TODO: handle entities ... */ |
| 7022 | child = child->next; |
| 7023 | } |
| 7024 | if (ret == -1) { |
| 7025 | if (content != NULL) |
| 7026 | xmlFree(content); |
| 7027 | break; |
| 7028 | } |
| 7029 | if (content == NULL) { |
| 7030 | content = xmlStrdup(BAD_CAST ""); |
| 7031 | if (content == NULL) { |
| 7032 | VALID_CTXT(); |
| 7033 | VALID_ERROR("Allocation failure\n"); |
| 7034 | ret = -1; |
| 7035 | break; |
| 7036 | } |
| 7037 | } |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 7038 | ret = xmlRelaxNGValidateDatatype(ctxt, content, define); |
| 7039 | if (ret == -1) { |
| 7040 | VALID_CTXT(); |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 7041 | VALID_ERROR2("internal error validating %s\n", define->name); |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 7042 | } else if (ret == 0) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7043 | ctxt->state->seq = NULL; |
Daniel Veillard | dd1655c | 2003-01-25 18:01:32 +0000 | [diff] [blame] | 7044 | } |
| 7045 | if (content != NULL) |
| 7046 | xmlFree(content); |
| 7047 | break; |
| 7048 | } |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7049 | case XML_RELAXNG_VALUE: { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7050 | xmlChar *content = NULL; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7051 | xmlChar *oldvalue; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7052 | xmlNodePtr child; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7053 | |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7054 | child = node; |
| 7055 | while (child != NULL) { |
| 7056 | if (child->type == XML_ELEMENT_NODE) { |
| 7057 | VALID_CTXT(); |
| 7058 | VALID_ERROR2("Element %s has child elements\n", |
| 7059 | node->parent->name); |
| 7060 | ret = -1; |
| 7061 | break; |
| 7062 | } else if ((child->type == XML_TEXT_NODE) || |
| 7063 | (child->type == XML_CDATA_SECTION_NODE)) { |
| 7064 | content = xmlStrcat(content, child->content); |
| 7065 | } |
| 7066 | /* TODO: handle entities ... */ |
| 7067 | child = child->next; |
| 7068 | } |
| 7069 | if (ret == -1) { |
| 7070 | if (content != NULL) |
| 7071 | xmlFree(content); |
| 7072 | break; |
| 7073 | } |
| 7074 | if (content == NULL) { |
| 7075 | content = xmlStrdup(BAD_CAST ""); |
| 7076 | if (content == NULL) { |
| 7077 | VALID_CTXT(); |
| 7078 | VALID_ERROR("Allocation failure\n"); |
| 7079 | ret = -1; |
| 7080 | break; |
| 7081 | } |
| 7082 | } |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7083 | oldvalue = ctxt->state->value; |
| 7084 | ctxt->state->value = content; |
| 7085 | ret = xmlRelaxNGValidateValue(ctxt, define); |
| 7086 | ctxt->state->value = oldvalue; |
| 7087 | if (ret == -1) { |
| 7088 | VALID_CTXT(); |
Daniel Veillard | d229879 | 2003-02-14 16:54:11 +0000 | [diff] [blame] | 7089 | if (define->name != NULL) { |
| 7090 | VALID_ERROR2("error validating value %s\n", define->name); |
| 7091 | } else { |
| 7092 | VALID_ERROR("error validating value\n"); |
| 7093 | } |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7094 | } else if (ret == 0) { |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7095 | ctxt->state->seq = NULL; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7096 | } |
| 7097 | if (content != NULL) |
| 7098 | xmlFree(content); |
| 7099 | break; |
| 7100 | } |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7101 | case XML_RELAXNG_LIST: { |
| 7102 | xmlChar *content; |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7103 | xmlNodePtr child; |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7104 | xmlChar *oldvalue, *oldendvalue; |
| 7105 | int len; |
Daniel Veillard | ea3f398 | 2003-01-26 19:45:18 +0000 | [diff] [blame] | 7106 | |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7107 | /* |
| 7108 | * Make sure it's only text nodes |
| 7109 | */ |
| 7110 | |
| 7111 | content = NULL; |
| 7112 | child = node; |
| 7113 | while (child != NULL) { |
| 7114 | if (child->type == XML_ELEMENT_NODE) { |
| 7115 | VALID_CTXT(); |
| 7116 | VALID_ERROR2("Element %s has child elements\n", |
| 7117 | node->parent->name); |
| 7118 | ret = -1; |
| 7119 | break; |
| 7120 | } else if ((child->type == XML_TEXT_NODE) || |
| 7121 | (child->type == XML_CDATA_SECTION_NODE)) { |
| 7122 | content = xmlStrcat(content, child->content); |
| 7123 | } |
| 7124 | /* TODO: handle entities ... */ |
| 7125 | child = child->next; |
| 7126 | } |
| 7127 | if (ret == -1) { |
| 7128 | if (content != NULL) |
| 7129 | xmlFree(content); |
| 7130 | break; |
| 7131 | } |
| 7132 | if (content == NULL) { |
| 7133 | content = xmlStrdup(BAD_CAST ""); |
| 7134 | if (content == NULL) { |
| 7135 | VALID_CTXT(); |
| 7136 | VALID_ERROR("Allocation failure\n"); |
| 7137 | ret = -1; |
| 7138 | break; |
| 7139 | } |
| 7140 | } |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7141 | len = xmlStrlen(content); |
| 7142 | oldvalue = ctxt->state->value; |
| 7143 | oldendvalue = ctxt->state->endvalue; |
| 7144 | ctxt->state->value = content; |
| 7145 | ctxt->state->endvalue = content + len; |
| 7146 | ret = xmlRelaxNGValidateValue(ctxt, define); |
| 7147 | ctxt->state->value = oldvalue; |
| 7148 | ctxt->state->endvalue = oldendvalue; |
| 7149 | if (ret == -1) { |
| 7150 | VALID_CTXT(); |
Daniel Veillard | 2e9b165 | 2003-02-19 13:29:45 +0000 | [diff] [blame] | 7151 | VALID_ERROR("error validating list\n"); |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 7152 | } else if ((ret == 0) && (node != NULL)) { |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7153 | ctxt->state->seq = node->next; |
| 7154 | } |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7155 | if (content != NULL) |
| 7156 | xmlFree(content); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7157 | break; |
Daniel Veillard | c6e997c | 2003-01-27 12:35:42 +0000 | [diff] [blame] | 7158 | } |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 7159 | case XML_RELAXNG_START: |
Daniel Veillard | 144fae1 | 2003-02-03 13:17:57 +0000 | [diff] [blame] | 7160 | case XML_RELAXNG_EXCEPT: |
Daniel Veillard | 8fe9871 | 2003-02-19 00:19:14 +0000 | [diff] [blame] | 7161 | case XML_RELAXNG_PARAM: |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 7162 | TODO |
Daniel Veillard | 416589a | 2003-02-17 17:25:42 +0000 | [diff] [blame] | 7163 | ret = -1; |
Daniel Veillard | d41f4f4 | 2003-01-29 21:07:52 +0000 | [diff] [blame] | 7164 | break; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7165 | } |
Daniel Veillard | 231d791 | 2003-02-09 14:22:17 +0000 | [diff] [blame] | 7166 | ctxt->depth--; |
| 7167 | #ifdef DEBUG |
| 7168 | for (i = 0;i < ctxt->depth;i++) |
| 7169 | xmlGenericError(xmlGenericErrorContext, " "); |
| 7170 | xmlGenericError(xmlGenericErrorContext, |
| 7171 | "Validating %s ", xmlRelaxNGDefName(define)); |
| 7172 | if (define->name != NULL) |
| 7173 | xmlGenericError(xmlGenericErrorContext, "%s ", define->name); |
| 7174 | if (ret == 0) |
| 7175 | xmlGenericError(xmlGenericErrorContext, "suceeded\n"); |
| 7176 | else |
| 7177 | xmlGenericError(xmlGenericErrorContext, "failed\n"); |
| 7178 | #endif |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7179 | return(ret); |
| 7180 | } |
| 7181 | |
| 7182 | /** |
| 7183 | * xmlRelaxNGValidateDocument: |
| 7184 | * @ctxt: a Relax-NG validation context |
| 7185 | * @doc: the document |
| 7186 | * |
| 7187 | * Validate the given document |
| 7188 | * |
| 7189 | * Returns 0 if the validation succeeded or an error code. |
| 7190 | */ |
| 7191 | static int |
| 7192 | xmlRelaxNGValidateDocument(xmlRelaxNGValidCtxtPtr ctxt, xmlDocPtr doc) { |
| 7193 | int ret; |
| 7194 | xmlRelaxNGPtr schema; |
| 7195 | xmlRelaxNGGrammarPtr grammar; |
| 7196 | xmlRelaxNGValidStatePtr state; |
| 7197 | |
| 7198 | if ((ctxt == NULL) || (ctxt->schema == NULL) || (doc == NULL)) |
| 7199 | return(-1); |
| 7200 | |
| 7201 | schema = ctxt->schema; |
| 7202 | grammar = schema->topgrammar; |
| 7203 | if (grammar == NULL) { |
| 7204 | VALID_CTXT(); |
| 7205 | VALID_ERROR("No top grammar defined\n"); |
| 7206 | return(-1); |
| 7207 | } |
| 7208 | state = xmlRelaxNGNewValidState(ctxt, NULL); |
| 7209 | ctxt->state = state; |
| 7210 | ret = xmlRelaxNGValidateDefinition(ctxt, grammar->start); |
| 7211 | state = ctxt->state; |
| 7212 | if ((state != NULL) && (state->seq != NULL)) { |
| 7213 | xmlNodePtr node; |
| 7214 | |
| 7215 | node = state->seq; |
| 7216 | node = xmlRelaxNGSkipIgnored(ctxt, node); |
| 7217 | if (node != NULL) { |
| 7218 | VALID_CTXT(); |
| 7219 | VALID_ERROR("extra data on the document\n"); |
| 7220 | ret = -1; |
| 7221 | } |
| 7222 | } |
| 7223 | xmlRelaxNGFreeValidState(state); |
| 7224 | |
| 7225 | return(ret); |
| 7226 | } |
| 7227 | |
| 7228 | /************************************************************************ |
| 7229 | * * |
| 7230 | * Validation interfaces * |
| 7231 | * * |
| 7232 | ************************************************************************/ |
| 7233 | /** |
| 7234 | * xmlRelaxNGNewValidCtxt: |
| 7235 | * @schema: a precompiled XML RelaxNGs |
| 7236 | * |
| 7237 | * Create an XML RelaxNGs validation context based on the given schema |
| 7238 | * |
| 7239 | * Returns the validation context or NULL in case of error |
| 7240 | */ |
| 7241 | xmlRelaxNGValidCtxtPtr |
| 7242 | xmlRelaxNGNewValidCtxt(xmlRelaxNGPtr schema) { |
| 7243 | xmlRelaxNGValidCtxtPtr ret; |
| 7244 | |
| 7245 | ret = (xmlRelaxNGValidCtxtPtr) xmlMalloc(sizeof(xmlRelaxNGValidCtxt)); |
| 7246 | if (ret == NULL) { |
| 7247 | xmlGenericError(xmlGenericErrorContext, |
| 7248 | "Failed to allocate new schama validation context\n"); |
| 7249 | return (NULL); |
| 7250 | } |
| 7251 | memset(ret, 0, sizeof(xmlRelaxNGValidCtxt)); |
| 7252 | ret->schema = schema; |
Daniel Veillard | 1703c5f | 2003-02-10 14:28:44 +0000 | [diff] [blame] | 7253 | ret->error = xmlGenericError; |
| 7254 | ret->userData = xmlGenericErrorContext; |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7255 | return (ret); |
| 7256 | } |
| 7257 | |
| 7258 | /** |
| 7259 | * xmlRelaxNGFreeValidCtxt: |
| 7260 | * @ctxt: the schema validation context |
| 7261 | * |
| 7262 | * Free the resources associated to the schema validation context |
| 7263 | */ |
| 7264 | void |
| 7265 | xmlRelaxNGFreeValidCtxt(xmlRelaxNGValidCtxtPtr ctxt) { |
| 7266 | if (ctxt == NULL) |
| 7267 | return; |
| 7268 | xmlFree(ctxt); |
| 7269 | } |
| 7270 | |
| 7271 | /** |
| 7272 | * xmlRelaxNGSetValidErrors: |
| 7273 | * @ctxt: a Relax-NG validation context |
| 7274 | * @err: the error function |
| 7275 | * @warn: the warning function |
| 7276 | * @ctx: the functions context |
| 7277 | * |
| 7278 | * Set the error and warning callback informations |
| 7279 | */ |
| 7280 | void |
| 7281 | xmlRelaxNGSetValidErrors(xmlRelaxNGValidCtxtPtr ctxt, |
| 7282 | xmlRelaxNGValidityErrorFunc err, |
| 7283 | xmlRelaxNGValidityWarningFunc warn, void *ctx) { |
| 7284 | if (ctxt == NULL) |
| 7285 | return; |
| 7286 | ctxt->error = err; |
| 7287 | ctxt->warning = warn; |
| 7288 | ctxt->userData = ctx; |
| 7289 | } |
| 7290 | |
| 7291 | /** |
| 7292 | * xmlRelaxNGValidateDoc: |
| 7293 | * @ctxt: a Relax-NG validation context |
| 7294 | * @doc: a parsed document tree |
| 7295 | * |
| 7296 | * Validate a document tree in memory. |
| 7297 | * |
| 7298 | * Returns 0 if the document is valid, a positive error code |
| 7299 | * number otherwise and -1 in case of internal or API error. |
| 7300 | */ |
| 7301 | int |
| 7302 | xmlRelaxNGValidateDoc(xmlRelaxNGValidCtxtPtr ctxt, xmlDocPtr doc) { |
| 7303 | int ret; |
| 7304 | |
| 7305 | if ((ctxt == NULL) || (doc == NULL)) |
| 7306 | return(-1); |
| 7307 | |
| 7308 | ctxt->doc = doc; |
| 7309 | |
| 7310 | ret = xmlRelaxNGValidateDocument(ctxt, doc); |
Daniel Veillard | 71531f3 | 2003-02-05 13:19:53 +0000 | [diff] [blame] | 7311 | /* |
| 7312 | * TODO: build error codes |
| 7313 | */ |
| 7314 | if (ret == -1) |
| 7315 | return(1); |
Daniel Veillard | 6eadf63 | 2003-01-23 18:29:16 +0000 | [diff] [blame] | 7316 | return(ret); |
| 7317 | } |
| 7318 | |
| 7319 | #endif /* LIBXML_SCHEMAS_ENABLED */ |
| 7320 | |