Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1 | /* |
| 2 | * xinclude.c : Code to implement XInclude processing |
| 3 | * |
Daniel Veillard | bbd2245 | 2001-05-23 12:02:27 +0000 | [diff] [blame] | 4 | * World Wide Web Consortium W3C Last Call Working Draft 16 May 2001 |
| 5 | * http://www.w3.org/TR/2001/WD-xinclude-20010516/ |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 6 | * |
| 7 | * See Copyright for the status of this software. |
| 8 | * |
Daniel Veillard | c5d6434 | 2001-06-24 12:13:24 +0000 | [diff] [blame] | 9 | * daniel@veillard.com |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 10 | */ |
| 11 | |
Daniel Veillard | 34ce8be | 2002-03-18 19:37:11 +0000 | [diff] [blame] | 12 | #define IN_LIBXML |
Bjorn Reese | 70a9da5 | 2001-04-21 16:57:29 +0000 | [diff] [blame] | 13 | #include "libxml.h" |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 14 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 15 | #include <string.h> |
| 16 | #include <libxml/xmlmemory.h> |
| 17 | #include <libxml/tree.h> |
| 18 | #include <libxml/parser.h> |
| 19 | #include <libxml/uri.h> |
| 20 | #include <libxml/xpointer.h> |
| 21 | #include <libxml/parserInternals.h> |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 22 | #include <libxml/xmlerror.h> |
Daniel Veillard | d076a20 | 2002-11-20 13:28:31 +0000 | [diff] [blame] | 23 | #include <libxml/encoding.h> |
Daniel Veillard | 3c01b1d | 2001-10-17 15:58:35 +0000 | [diff] [blame] | 24 | #include <libxml/globals.h> |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 25 | |
| 26 | #ifdef LIBXML_XINCLUDE_ENABLED |
| 27 | #include <libxml/xinclude.h> |
| 28 | |
Daniel Veillard | bbd2245 | 2001-05-23 12:02:27 +0000 | [diff] [blame] | 29 | #define XINCLUDE_NS (const xmlChar *) "http://www.w3.org/2001/XInclude" |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 30 | #define XINCLUDE_NODE (const xmlChar *) "include" |
Daniel Veillard | 58e44c9 | 2002-08-02 22:19:49 +0000 | [diff] [blame] | 31 | #define XINCLUDE_FALLBACK (const xmlChar *) "fallback" |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 32 | #define XINCLUDE_HREF (const xmlChar *) "href" |
| 33 | #define XINCLUDE_PARSE (const xmlChar *) "parse" |
| 34 | #define XINCLUDE_PARSE_XML (const xmlChar *) "xml" |
| 35 | #define XINCLUDE_PARSE_TEXT (const xmlChar *) "text" |
Daniel Veillard | d076a20 | 2002-11-20 13:28:31 +0000 | [diff] [blame] | 36 | #define XINCLUDE_PARSE_ENCODING (const xmlChar *) "encoding" |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 37 | |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 38 | #define XINCLUDE_MAX_DEPTH 40 |
| 39 | |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 40 | /* #define DEBUG_XINCLUDE */ |
Daniel Veillard | 017b108 | 2001-06-21 11:20:21 +0000 | [diff] [blame] | 41 | #ifdef DEBUG_XINCLUDE |
| 42 | #ifdef LIBXML_DEBUG_ENABLED |
| 43 | #include <libxml/debugXML.h> |
| 44 | #endif |
| 45 | #endif |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 46 | |
| 47 | /************************************************************************ |
| 48 | * * |
| 49 | * XInclude contexts handling * |
| 50 | * * |
| 51 | ************************************************************************/ |
| 52 | |
| 53 | /* |
| 54 | * An XInclude context |
| 55 | */ |
Daniel Veillard | edac3c9 | 2001-02-26 01:36:19 +0000 | [diff] [blame] | 56 | typedef xmlChar *xmlURL; |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 57 | |
| 58 | typedef struct _xmlXIncludeRef xmlXIncludeRef; |
| 59 | typedef xmlXIncludeRef *xmlXIncludeRefPtr; |
| 60 | struct _xmlXIncludeRef { |
| 61 | xmlChar *URI; /* the rully resolved resource URL */ |
| 62 | xmlChar *fragment; /* the fragment in the URI */ |
| 63 | xmlDocPtr doc; /* the parsed document */ |
| 64 | xmlNodePtr ref; /* the node making the reference in the source */ |
| 65 | xmlNodePtr inc; /* the included copy */ |
| 66 | int xml; /* xml or txt */ |
| 67 | int count; /* how many refs use that specific doc */ |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 68 | xmlXPathObjectPtr xptr; /* the xpointer if needed */ |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 69 | }; |
| 70 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 71 | typedef struct _xmlXIncludeCtxt xmlXIncludeCtxt; |
| 72 | typedef xmlXIncludeCtxt *xmlXIncludeCtxtPtr; |
| 73 | struct _xmlXIncludeCtxt { |
| 74 | xmlDocPtr doc; /* the source document */ |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 75 | int incBase; /* the first include for this document */ |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 76 | int incNr; /* number of includes */ |
| 77 | int incMax; /* size of includes tab */ |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 78 | xmlXIncludeRefPtr *incTab; /* array of included references */ |
| 79 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 80 | int txtNr; /* number of unparsed documents */ |
| 81 | int txtMax; /* size of unparsed documents tab */ |
| 82 | xmlNodePtr *txtTab; /* array of unparsed text nodes */ |
Daniel Veillard | edac3c9 | 2001-02-26 01:36:19 +0000 | [diff] [blame] | 83 | xmlURL *txturlTab; /* array of unparsed txtuments URLs */ |
Daniel Veillard | d581b7e | 2003-02-11 18:03:05 +0000 | [diff] [blame] | 84 | |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 85 | xmlChar * url; /* the current URL processed */ |
| 86 | int urlNr; /* number of url stacked */ |
| 87 | int urlMax; /* size of url stack */ |
| 88 | xmlChar * *urlTab; /* url stack */ |
| 89 | |
Daniel Veillard | d581b7e | 2003-02-11 18:03:05 +0000 | [diff] [blame] | 90 | int nbErrors; /* the number of errors detected */ |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 91 | }; |
| 92 | |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 93 | static int |
Daniel Veillard | 8edf1c5 | 2003-07-22 20:52:14 +0000 | [diff] [blame] | 94 | xmlXIncludeDoProcess(xmlXIncludeCtxtPtr ctxt, xmlDocPtr doc, xmlNodePtr tree); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 95 | |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 96 | |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 97 | /************************************************************************ |
| 98 | * * |
Daniel Veillard | 69d2c17 | 2003-10-09 11:46:07 +0000 | [diff] [blame] | 99 | * XInclude error handler * |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 100 | * * |
| 101 | ************************************************************************/ |
| 102 | |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 103 | /** |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 104 | * xmlXIncludeErrMemory: |
| 105 | * @extra: extra informations |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 106 | * |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 107 | * Handle an out of memory condition |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 108 | */ |
| 109 | static void |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 110 | xmlXIncludeErrMemory(xmlXIncludeCtxtPtr ctxt, xmlNodePtr node, |
| 111 | const char *extra) |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 112 | { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 113 | if (ctxt != NULL) |
| 114 | ctxt->nbErrors++; |
Daniel Veillard | 659e71e | 2003-10-10 14:10:40 +0000 | [diff] [blame^] | 115 | __xmlRaiseError(NULL, NULL, NULL, ctxt, node, XML_FROM_XINCLUDE, |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 116 | XML_ERR_NO_MEMORY, XML_ERR_ERROR, NULL, 0, |
| 117 | extra, NULL, NULL, 0, 0, |
| 118 | "Memory allocation failed : %s\n", extra); |
| 119 | } |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 120 | |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 121 | /** |
| 122 | * xmlXIncludeErr: |
| 123 | * @ctxt: the XInclude context |
| 124 | * @node: the context node |
| 125 | * @msg: the error message |
| 126 | * @extra: extra informations |
| 127 | * |
| 128 | * Handle a resource access error |
| 129 | */ |
| 130 | static void |
| 131 | xmlXIncludeErr(xmlXIncludeCtxtPtr ctxt, xmlNodePtr node, int error, |
| 132 | const char *msg, const xmlChar *extra) |
| 133 | { |
| 134 | if (ctxt != NULL) |
| 135 | ctxt->nbErrors++; |
Daniel Veillard | 659e71e | 2003-10-10 14:10:40 +0000 | [diff] [blame^] | 136 | __xmlRaiseError(NULL, NULL, NULL, ctxt, node, XML_FROM_XINCLUDE, |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 137 | error, XML_ERR_ERROR, NULL, 0, |
| 138 | (const char *) extra, NULL, NULL, 0, 0, |
| 139 | msg, (const char *) extra); |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 140 | } |
| 141 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 142 | /** |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 143 | * xmlXIncludeFreeRef: |
| 144 | * @ref: the XInclude reference |
| 145 | * |
| 146 | * Free an XInclude reference |
| 147 | */ |
| 148 | static void |
| 149 | xmlXIncludeFreeRef(xmlXIncludeRefPtr ref) { |
| 150 | if (ref == NULL) |
| 151 | return; |
| 152 | #ifdef DEBUG_XINCLUDE |
| 153 | xmlGenericError(xmlGenericErrorContext, "Freeing ref\n"); |
| 154 | #endif |
| 155 | if (ref->doc != NULL) { |
| 156 | #ifdef DEBUG_XINCLUDE |
| 157 | xmlGenericError(xmlGenericErrorContext, "Freeing doc %s\n", ref->URI); |
| 158 | #endif |
| 159 | xmlFreeDoc(ref->doc); |
| 160 | } |
| 161 | if (ref->URI != NULL) |
| 162 | xmlFree(ref->URI); |
| 163 | if (ref->fragment != NULL) |
| 164 | xmlFree(ref->fragment); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 165 | if (ref->xptr != NULL) |
| 166 | xmlXPathFreeObject(ref->xptr); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 167 | xmlFree(ref); |
| 168 | } |
| 169 | |
| 170 | /** |
| 171 | * xmlXIncludeNewRef: |
| 172 | * @ctxt: the XInclude context |
| 173 | * @URI: the resource URI |
| 174 | * |
| 175 | * Creates a new reference within an XInclude context |
| 176 | * |
| 177 | * Returns the new set |
| 178 | */ |
| 179 | static xmlXIncludeRefPtr |
| 180 | xmlXIncludeNewRef(xmlXIncludeCtxtPtr ctxt, const xmlChar *URI, |
| 181 | xmlNodePtr ref) { |
| 182 | xmlXIncludeRefPtr ret; |
| 183 | |
| 184 | #ifdef DEBUG_XINCLUDE |
| 185 | xmlGenericError(xmlGenericErrorContext, "New ref %s\n", URI); |
| 186 | #endif |
| 187 | ret = (xmlXIncludeRefPtr) xmlMalloc(sizeof(xmlXIncludeRef)); |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 188 | if (ret == NULL) { |
| 189 | xmlXIncludeErrMemory(ctxt, ref, "growing XInclude context"); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 190 | return(NULL); |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 191 | } |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 192 | memset(ret, 0, sizeof(xmlXIncludeRef)); |
| 193 | if (URI == NULL) |
| 194 | ret->URI = NULL; |
| 195 | else |
| 196 | ret->URI = xmlStrdup(URI); |
| 197 | ret->fragment = NULL; |
| 198 | ret->ref = ref; |
| 199 | ret->doc = 0; |
| 200 | ret->count = 0; |
| 201 | ret->xml = 0; |
| 202 | ret->inc = NULL; |
| 203 | if (ctxt->incMax == 0) { |
| 204 | ctxt->incMax = 4; |
| 205 | ctxt->incTab = (xmlXIncludeRefPtr *) xmlMalloc(ctxt->incMax * |
| 206 | sizeof(ctxt->incTab[0])); |
| 207 | if (ctxt->incTab == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 208 | xmlXIncludeErrMemory(ctxt, ref, "growing XInclude context"); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 209 | xmlXIncludeFreeRef(ret); |
| 210 | return(NULL); |
| 211 | } |
| 212 | } |
| 213 | if (ctxt->incNr >= ctxt->incMax) { |
| 214 | ctxt->incMax *= 2; |
| 215 | ctxt->incTab = (xmlXIncludeRefPtr *) xmlRealloc(ctxt->incTab, |
| 216 | ctxt->incMax * sizeof(ctxt->incTab[0])); |
| 217 | if (ctxt->incTab == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 218 | xmlXIncludeErrMemory(ctxt, ref, "growing XInclude context"); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 219 | xmlXIncludeFreeRef(ret); |
| 220 | return(NULL); |
| 221 | } |
| 222 | } |
| 223 | ctxt->incTab[ctxt->incNr++] = ret; |
| 224 | return(ret); |
| 225 | } |
| 226 | |
| 227 | /** |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 228 | * xmlXIncludeNewContext: |
| 229 | * @doc: an XML Document |
| 230 | * |
| 231 | * Creates a new XInclude context |
| 232 | * |
| 233 | * Returns the new set |
| 234 | */ |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 235 | static xmlXIncludeCtxtPtr |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 236 | xmlXIncludeNewContext(xmlDocPtr doc) { |
| 237 | xmlXIncludeCtxtPtr ret; |
| 238 | |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 239 | #ifdef DEBUG_XINCLUDE |
| 240 | xmlGenericError(xmlGenericErrorContext, "New context\n"); |
| 241 | #endif |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 242 | if (doc == NULL) |
| 243 | return(NULL); |
| 244 | ret = (xmlXIncludeCtxtPtr) xmlMalloc(sizeof(xmlXIncludeCtxt)); |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 245 | if (ret == NULL) { |
| 246 | xmlXIncludeErrMemory(NULL, (xmlNodePtr) doc, |
| 247 | "creating XInclude context"); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 248 | return(NULL); |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 249 | } |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 250 | memset(ret, 0, sizeof(xmlXIncludeCtxt)); |
| 251 | ret->doc = doc; |
| 252 | ret->incNr = 0; |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 253 | ret->incBase = 0; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 254 | ret->incMax = 0; |
| 255 | ret->incTab = NULL; |
Daniel Veillard | d581b7e | 2003-02-11 18:03:05 +0000 | [diff] [blame] | 256 | ret->nbErrors = 0; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 257 | return(ret); |
| 258 | } |
| 259 | |
| 260 | /** |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 261 | * xmlXIncludeURLPush: |
| 262 | * @ctxt: the parser context |
| 263 | * @value: the url |
| 264 | * |
| 265 | * Pushes a new url on top of the url stack |
| 266 | * |
| 267 | * Returns -1 in case of error, the index in the stack otherwise |
| 268 | */ |
| 269 | static int |
| 270 | xmlXIncludeURLPush(xmlXIncludeCtxtPtr ctxt, |
| 271 | const xmlChar *value) |
| 272 | { |
| 273 | if (ctxt->urlNr > XINCLUDE_MAX_DEPTH) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 274 | xmlXIncludeErr(ctxt, NULL, XML_XINCLUDE_RECURSION, |
| 275 | "detected a recursion in %s\n", value); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 276 | return(-1); |
| 277 | } |
| 278 | if (ctxt->urlTab == NULL) { |
| 279 | ctxt->urlMax = 4; |
| 280 | ctxt->urlNr = 0; |
| 281 | ctxt->urlTab = (xmlChar * *) xmlMalloc( |
| 282 | ctxt->urlMax * sizeof(ctxt->urlTab[0])); |
| 283 | if (ctxt->urlTab == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 284 | xmlXIncludeErrMemory(ctxt, NULL, "adding URL"); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 285 | return (-1); |
| 286 | } |
| 287 | } |
| 288 | if (ctxt->urlNr >= ctxt->urlMax) { |
| 289 | ctxt->urlMax *= 2; |
| 290 | ctxt->urlTab = |
| 291 | (xmlChar * *) xmlRealloc(ctxt->urlTab, |
| 292 | ctxt->urlMax * |
| 293 | sizeof(ctxt->urlTab[0])); |
| 294 | if (ctxt->urlTab == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 295 | xmlXIncludeErrMemory(ctxt, NULL, "adding URL"); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 296 | return (-1); |
| 297 | } |
| 298 | } |
| 299 | ctxt->url = ctxt->urlTab[ctxt->urlNr] = xmlStrdup(value); |
| 300 | return (ctxt->urlNr++); |
| 301 | } |
| 302 | |
| 303 | /** |
| 304 | * xmlXIncludeURLPop: |
| 305 | * @ctxt: the parser context |
| 306 | * |
| 307 | * Pops the top url from the url stack |
| 308 | */ |
| 309 | static void |
| 310 | xmlXIncludeURLPop(xmlXIncludeCtxtPtr ctxt) |
| 311 | { |
| 312 | xmlChar * ret; |
| 313 | |
| 314 | if (ctxt->urlNr <= 0) |
| 315 | return; |
| 316 | ctxt->urlNr--; |
| 317 | if (ctxt->urlNr > 0) |
| 318 | ctxt->url = ctxt->urlTab[ctxt->urlNr - 1]; |
| 319 | else |
| 320 | ctxt->url = NULL; |
| 321 | ret = ctxt->urlTab[ctxt->urlNr]; |
| 322 | ctxt->urlTab[ctxt->urlNr] = 0; |
| 323 | if (ret != NULL) |
| 324 | xmlFree(ret); |
| 325 | } |
| 326 | |
| 327 | /** |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 328 | * xmlXIncludeFreeContext: |
| 329 | * @ctxt: the XInclude context |
| 330 | * |
| 331 | * Free an XInclude context |
| 332 | */ |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 333 | static void |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 334 | xmlXIncludeFreeContext(xmlXIncludeCtxtPtr ctxt) { |
| 335 | int i; |
| 336 | |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 337 | #ifdef DEBUG_XINCLUDE |
| 338 | xmlGenericError(xmlGenericErrorContext, "Freeing context\n"); |
| 339 | #endif |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 340 | if (ctxt == NULL) |
| 341 | return; |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 342 | while (ctxt->urlNr > 0) |
| 343 | xmlXIncludeURLPop(ctxt); |
| 344 | if (ctxt->urlTab != NULL) |
| 345 | xmlFree(ctxt->urlTab); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 346 | for (i = 0;i < ctxt->incNr;i++) { |
| 347 | if (ctxt->incTab[i] != NULL) |
| 348 | xmlXIncludeFreeRef(ctxt->incTab[i]); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 349 | } |
| 350 | for (i = 0;i < ctxt->txtNr;i++) { |
| 351 | if (ctxt->txturlTab[i] != NULL) |
| 352 | xmlFree(ctxt->txturlTab[i]); |
| 353 | } |
| 354 | if (ctxt->incTab != NULL) |
| 355 | xmlFree(ctxt->incTab); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 356 | if (ctxt->txtTab != NULL) |
| 357 | xmlFree(ctxt->txtTab); |
| 358 | if (ctxt->txturlTab != NULL) |
| 359 | xmlFree(ctxt->txturlTab); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 360 | xmlFree(ctxt); |
| 361 | } |
| 362 | |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 363 | /** |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 364 | * xmlXIncludeParseFile: |
| 365 | * @ctxt: the XInclude context |
| 366 | * @URL: the URL or file path |
| 367 | * |
| 368 | * parse an document for XInclude |
| 369 | */ |
| 370 | static xmlDocPtr |
| 371 | xmlXIncludeParseFile(xmlXIncludeCtxtPtr ctxt ATTRIBUTE_UNUSED, const char *URL) { |
| 372 | xmlDocPtr ret; |
| 373 | xmlParserCtxtPtr pctxt; |
| 374 | char *directory = NULL; |
| 375 | |
| 376 | xmlInitParser(); |
| 377 | |
| 378 | pctxt = xmlCreateFileParserCtxt(URL); |
| 379 | if (pctxt == NULL) { |
| 380 | return(NULL); |
| 381 | } |
| 382 | |
| 383 | if ((pctxt->directory == NULL) && (directory == NULL)) |
| 384 | directory = xmlParserGetDirectory(URL); |
| 385 | if ((pctxt->directory == NULL) && (directory != NULL)) |
| 386 | pctxt->directory = (char *) xmlStrdup((xmlChar *) directory); |
| 387 | |
| 388 | pctxt->loadsubset = XML_DETECT_IDS; |
| 389 | |
| 390 | xmlParseDocument(pctxt); |
| 391 | |
| 392 | if (pctxt->wellFormed) |
| 393 | ret = pctxt->myDoc; |
| 394 | else { |
| 395 | ret = NULL; |
| 396 | xmlFreeDoc(pctxt->myDoc); |
| 397 | pctxt->myDoc = NULL; |
| 398 | } |
| 399 | xmlFreeParserCtxt(pctxt); |
| 400 | |
| 401 | return(ret); |
| 402 | } |
| 403 | |
| 404 | /** |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 405 | * xmlXIncludeAddNode: |
| 406 | * @ctxt: the XInclude context |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 407 | * @cur: the new node |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 408 | * |
| 409 | * Add a new node to process to an XInclude context |
| 410 | */ |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 411 | static int |
| 412 | xmlXIncludeAddNode(xmlXIncludeCtxtPtr ctxt, xmlNodePtr cur) { |
| 413 | xmlXIncludeRefPtr ref; |
| 414 | xmlURIPtr uri; |
| 415 | xmlChar *URL; |
| 416 | xmlChar *fragment = NULL; |
| 417 | xmlChar *href; |
| 418 | xmlChar *parse; |
| 419 | xmlChar *base; |
| 420 | xmlChar *URI; |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 421 | int xml = 1, i; /* default Issue 64 */ |
| 422 | int local = 0; |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 423 | |
| 424 | |
| 425 | if (ctxt == NULL) |
| 426 | return(-1); |
| 427 | if (cur == NULL) |
| 428 | return(-1); |
| 429 | |
| 430 | #ifdef DEBUG_XINCLUDE |
| 431 | xmlGenericError(xmlGenericErrorContext, "Add node\n"); |
| 432 | #endif |
| 433 | /* |
| 434 | * read the attributes |
| 435 | */ |
| 436 | href = xmlGetNsProp(cur, XINCLUDE_NS, XINCLUDE_HREF); |
| 437 | if (href == NULL) { |
| 438 | href = xmlGetProp(cur, XINCLUDE_HREF); |
| 439 | if (href == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 440 | xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_NO_HREF, |
| 441 | "no href\n", NULL); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 442 | return(-1); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 443 | } |
| 444 | } |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 445 | if (href[0] == '#') |
| 446 | local = 1; |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 447 | parse = xmlGetNsProp(cur, XINCLUDE_NS, XINCLUDE_PARSE); |
| 448 | if (parse == NULL) { |
| 449 | parse = xmlGetProp(cur, XINCLUDE_PARSE); |
| 450 | } |
| 451 | if (parse != NULL) { |
| 452 | if (xmlStrEqual(parse, XINCLUDE_PARSE_XML)) |
| 453 | xml = 1; |
| 454 | else if (xmlStrEqual(parse, XINCLUDE_PARSE_TEXT)) |
| 455 | xml = 0; |
| 456 | else { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 457 | xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_PARSE_VALUE, |
| 458 | "invalid value %s for 'parse'\n", parse); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 459 | if (href != NULL) |
| 460 | xmlFree(href); |
| 461 | if (parse != NULL) |
| 462 | xmlFree(parse); |
| 463 | return(-1); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 464 | } |
| 465 | } |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 466 | |
| 467 | /* |
| 468 | * compute the URI |
| 469 | */ |
| 470 | base = xmlNodeGetBase(ctxt->doc, cur); |
| 471 | if (base == NULL) { |
| 472 | URI = xmlBuildURI(href, ctxt->doc->URL); |
| 473 | } else { |
| 474 | URI = xmlBuildURI(href, base); |
| 475 | } |
| 476 | if (URI == NULL) { |
| 477 | xmlChar *escbase; |
| 478 | xmlChar *eschref; |
| 479 | /* |
| 480 | * Some escaping may be needed |
| 481 | */ |
| 482 | escbase = xmlURIEscape(base); |
| 483 | eschref = xmlURIEscape(href); |
| 484 | URI = xmlBuildURI(eschref, escbase); |
| 485 | if (escbase != NULL) |
| 486 | xmlFree(escbase); |
| 487 | if (eschref != NULL) |
| 488 | xmlFree(eschref); |
| 489 | } |
| 490 | if (parse != NULL) |
| 491 | xmlFree(parse); |
| 492 | if (href != NULL) |
| 493 | xmlFree(href); |
| 494 | if (base != NULL) |
| 495 | xmlFree(base); |
| 496 | if (URI == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 497 | xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_HREF_URI, |
| 498 | "failed build URL\n", NULL); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 499 | return(-1); |
| 500 | } |
| 501 | |
| 502 | /* |
| 503 | * Check the URL and remove any fragment identifier |
| 504 | */ |
| 505 | uri = xmlParseURI((const char *)URI); |
| 506 | if (uri == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 507 | xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_HREF_URI, |
| 508 | "invalid value URI %s\n", URI); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 509 | return(-1); |
| 510 | } |
| 511 | if (uri->fragment != NULL) { |
| 512 | fragment = (xmlChar *) uri->fragment; |
| 513 | uri->fragment = NULL; |
| 514 | } |
| 515 | URL = xmlSaveUri(uri); |
| 516 | xmlFreeURI(uri); |
| 517 | xmlFree(URI); |
| 518 | if (URL == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 519 | xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_HREF_URI, |
| 520 | "invalid value URI %s\n", URI); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 521 | if (fragment != NULL) |
| 522 | xmlFree(fragment); |
| 523 | return(-1); |
| 524 | } |
| 525 | |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 526 | /* |
| 527 | * Check the URL against the stack for recursions |
| 528 | */ |
| 529 | if (!local) { |
| 530 | for (i = 0;i < ctxt->urlNr;i++) { |
| 531 | if (xmlStrEqual(URL, ctxt->urlTab[i])) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 532 | xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_RECURSION, |
| 533 | "detected a recursion in %s\n", URL); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 534 | return(-1); |
| 535 | } |
| 536 | } |
| 537 | } |
| 538 | |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 539 | ref = xmlXIncludeNewRef(ctxt, URL, cur); |
| 540 | if (ref == NULL) { |
| 541 | return(-1); |
| 542 | } |
| 543 | ref->fragment = fragment; |
| 544 | ref->doc = NULL; |
| 545 | ref->xml = xml; |
| 546 | ref->count = 1; |
| 547 | xmlFree(URL); |
| 548 | return(0); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 549 | } |
| 550 | |
| 551 | /** |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 552 | * xmlXIncludeRecurseDoc: |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 553 | * @ctxt: the XInclude context |
| 554 | * @doc: the new document |
| 555 | * @url: the associated URL |
| 556 | * |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 557 | * The XInclude recursive nature is handled at this point. |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 558 | */ |
| 559 | static void |
Daniel Veillard | 118aed7 | 2002-09-24 14:13:13 +0000 | [diff] [blame] | 560 | xmlXIncludeRecurseDoc(xmlXIncludeCtxtPtr ctxt, xmlDocPtr doc, |
Daniel Veillard | dda8f1b | 2002-09-26 09:47:36 +0000 | [diff] [blame] | 561 | const xmlURL url ATTRIBUTE_UNUSED) { |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 562 | xmlXIncludeCtxtPtr newctxt; |
| 563 | int i; |
| 564 | |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 565 | /* |
| 566 | * Avoid recursion in already substitued resources |
| 567 | for (i = 0;i < ctxt->urlNr;i++) { |
| 568 | if (xmlStrEqual(doc->URL, ctxt->urlTab[i])) |
| 569 | return; |
| 570 | } |
| 571 | */ |
| 572 | |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 573 | #ifdef DEBUG_XINCLUDE |
| 574 | xmlGenericError(xmlGenericErrorContext, "Recursing in doc %s\n", doc->URL); |
| 575 | #endif |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 576 | /* |
| 577 | * Handle recursion here. |
| 578 | */ |
| 579 | |
| 580 | newctxt = xmlXIncludeNewContext(doc); |
| 581 | if (newctxt != NULL) { |
| 582 | /* |
| 583 | * Copy the existing document set |
| 584 | */ |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 585 | newctxt->incMax = ctxt->incMax; |
| 586 | newctxt->incNr = ctxt->incNr; |
| 587 | newctxt->incTab = (xmlXIncludeRefPtr *) xmlMalloc(newctxt->incMax * |
| 588 | sizeof(newctxt->incTab[0])); |
| 589 | if (newctxt->incTab == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 590 | xmlXIncludeErrMemory(ctxt, (xmlNodePtr) doc, "processing doc"); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 591 | xmlFree(newctxt); |
| 592 | return; |
| 593 | } |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 594 | /* |
| 595 | * copy the urlTab |
| 596 | */ |
| 597 | newctxt->urlMax = ctxt->urlMax; |
| 598 | newctxt->urlNr = ctxt->urlNr; |
| 599 | newctxt->urlTab = ctxt->urlTab; |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 600 | |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 601 | /* |
| 602 | * Inherit the documents already in use by others includes |
| 603 | */ |
| 604 | newctxt->incBase = ctxt->incNr; |
| 605 | for (i = 0;i < ctxt->incNr;i++) { |
| 606 | newctxt->incTab[i] = ctxt->incTab[i]; |
| 607 | newctxt->incTab[i]->count++; /* prevent the recursion from |
| 608 | freeing it */ |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 609 | } |
Daniel Veillard | 8edf1c5 | 2003-07-22 20:52:14 +0000 | [diff] [blame] | 610 | xmlXIncludeDoProcess(newctxt, doc, xmlDocGetRootElement(doc)); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 611 | for (i = 0;i < ctxt->incNr;i++) { |
| 612 | newctxt->incTab[i]->count--; |
| 613 | newctxt->incTab[i] = NULL; |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 614 | } |
Daniel Veillard | d9b7283 | 2003-03-27 14:24:00 +0000 | [diff] [blame] | 615 | |
| 616 | /* urlTab may have been reallocated */ |
| 617 | ctxt->urlTab = newctxt->urlTab; |
| 618 | ctxt->urlMax = newctxt->urlMax; |
| 619 | |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 620 | newctxt->urlMax = 0; |
| 621 | newctxt->urlNr = 0; |
| 622 | newctxt->urlTab = NULL; |
| 623 | |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 624 | xmlXIncludeFreeContext(newctxt); |
| 625 | } |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 626 | #ifdef DEBUG_XINCLUDE |
| 627 | xmlGenericError(xmlGenericErrorContext, "Done recursing in doc %s\n", url); |
| 628 | #endif |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 629 | } |
| 630 | |
| 631 | /** |
| 632 | * xmlXIncludeAddTxt: |
| 633 | * @ctxt: the XInclude context |
| 634 | * @txt: the new text node |
| 635 | * @url: the associated URL |
| 636 | * |
| 637 | * Add a new txtument to the list |
| 638 | */ |
| 639 | static void |
| 640 | xmlXIncludeAddTxt(xmlXIncludeCtxtPtr ctxt, xmlNodePtr txt, const xmlURL url) { |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 641 | #ifdef DEBUG_XINCLUDE |
| 642 | xmlGenericError(xmlGenericErrorContext, "Adding text %s\n", url); |
| 643 | #endif |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 644 | if (ctxt->txtMax == 0) { |
| 645 | ctxt->txtMax = 4; |
| 646 | ctxt->txtTab = (xmlNodePtr *) xmlMalloc(ctxt->txtMax * |
| 647 | sizeof(ctxt->txtTab[0])); |
| 648 | if (ctxt->txtTab == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 649 | xmlXIncludeErrMemory(ctxt, NULL, "processing text"); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 650 | return; |
| 651 | } |
| 652 | ctxt->txturlTab = (xmlURL *) xmlMalloc(ctxt->txtMax * |
| 653 | sizeof(ctxt->txturlTab[0])); |
| 654 | if (ctxt->txturlTab == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 655 | xmlXIncludeErrMemory(ctxt, NULL, "processing text"); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 656 | return; |
| 657 | } |
| 658 | } |
| 659 | if (ctxt->txtNr >= ctxt->txtMax) { |
| 660 | ctxt->txtMax *= 2; |
| 661 | ctxt->txtTab = (xmlNodePtr *) xmlRealloc(ctxt->txtTab, |
| 662 | ctxt->txtMax * sizeof(ctxt->txtTab[0])); |
| 663 | if (ctxt->txtTab == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 664 | xmlXIncludeErrMemory(ctxt, NULL, "processing text"); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 665 | return; |
| 666 | } |
| 667 | ctxt->txturlTab = (xmlURL *) xmlRealloc(ctxt->txturlTab, |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 668 | ctxt->txtMax * sizeof(ctxt->txturlTab[0])); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 669 | if (ctxt->txturlTab == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 670 | xmlXIncludeErrMemory(ctxt, NULL, "processing text"); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 671 | return; |
| 672 | } |
| 673 | } |
| 674 | ctxt->txtTab[ctxt->txtNr] = txt; |
| 675 | ctxt->txturlTab[ctxt->txtNr] = xmlStrdup(url); |
| 676 | ctxt->txtNr++; |
| 677 | } |
| 678 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 679 | /************************************************************************ |
| 680 | * * |
Daniel Veillard | c5f05ad | 2002-02-10 11:57:22 +0000 | [diff] [blame] | 681 | * Node copy with specific semantic * |
| 682 | * * |
| 683 | ************************************************************************/ |
| 684 | |
| 685 | /** |
| 686 | * xmlXIncludeCopyNode: |
| 687 | * @ctxt: the XInclude context |
| 688 | * @target: the document target |
| 689 | * @source: the document source |
| 690 | * @elem: the element |
| 691 | * |
| 692 | * Make a copy of the node while preserving the XInclude semantic |
| 693 | * of the Infoset copy |
| 694 | */ |
| 695 | static xmlNodePtr |
| 696 | xmlXIncludeCopyNode(xmlXIncludeCtxtPtr ctxt, xmlDocPtr target, |
| 697 | xmlDocPtr source, xmlNodePtr elem) { |
| 698 | xmlNodePtr result = NULL; |
| 699 | |
| 700 | if ((ctxt == NULL) || (target == NULL) || (source == NULL) || |
| 701 | (elem == NULL)) |
| 702 | return(NULL); |
| 703 | if (elem->type == XML_DTD_NODE) |
| 704 | return(NULL); |
| 705 | result = xmlDocCopyNode(elem, target, 1); |
| 706 | return(result); |
| 707 | } |
| 708 | |
| 709 | /** |
| 710 | * xmlXIncludeCopyNodeList: |
| 711 | * @ctxt: the XInclude context |
| 712 | * @target: the document target |
| 713 | * @source: the document source |
| 714 | * @elem: the element list |
| 715 | * |
| 716 | * Make a copy of the node list while preserving the XInclude semantic |
| 717 | * of the Infoset copy |
| 718 | */ |
| 719 | static xmlNodePtr |
| 720 | xmlXIncludeCopyNodeList(xmlXIncludeCtxtPtr ctxt, xmlDocPtr target, |
| 721 | xmlDocPtr source, xmlNodePtr elem) { |
| 722 | xmlNodePtr cur, res, result = NULL, last = NULL; |
| 723 | |
| 724 | if ((ctxt == NULL) || (target == NULL) || (source == NULL) || |
| 725 | (elem == NULL)) |
| 726 | return(NULL); |
| 727 | cur = elem; |
| 728 | while (cur != NULL) { |
| 729 | res = xmlXIncludeCopyNode(ctxt, target, source, cur); |
| 730 | if (res != NULL) { |
| 731 | if (result == NULL) { |
| 732 | result = last = res; |
| 733 | } else { |
| 734 | last->next = res; |
| 735 | res->prev = last; |
| 736 | last = res; |
| 737 | } |
| 738 | } |
| 739 | cur = cur->next; |
| 740 | } |
| 741 | return(result); |
| 742 | } |
| 743 | |
| 744 | /** |
| 745 | * xmlXInclueGetNthChild: |
| 746 | * @cur: the node |
| 747 | * @no: the child number |
| 748 | * |
| 749 | * Returns the @no'th element child of @cur or NULL |
| 750 | */ |
| 751 | static xmlNodePtr |
| 752 | xmlXIncludeGetNthChild(xmlNodePtr cur, int no) { |
| 753 | int i; |
| 754 | if (cur == NULL) |
| 755 | return(cur); |
| 756 | cur = cur->children; |
| 757 | for (i = 0;i <= no;cur = cur->next) { |
| 758 | if (cur == NULL) |
| 759 | return(cur); |
| 760 | if ((cur->type == XML_ELEMENT_NODE) || |
| 761 | (cur->type == XML_DOCUMENT_NODE) || |
| 762 | (cur->type == XML_HTML_DOCUMENT_NODE)) { |
| 763 | i++; |
| 764 | if (i == no) |
| 765 | break; |
| 766 | } |
| 767 | } |
| 768 | return(cur); |
| 769 | } |
| 770 | |
| 771 | xmlNodePtr xmlXPtrAdvanceNode(xmlNodePtr cur); |
| 772 | |
| 773 | /** |
| 774 | * xmlXIncludeCopyRange: |
| 775 | * @ctxt: the XInclude context |
| 776 | * @target: the document target |
| 777 | * @source: the document source |
| 778 | * @obj: the XPointer result from the evaluation. |
| 779 | * |
| 780 | * Build a node list tree copy of the XPointer result. |
| 781 | * |
| 782 | * Returns an xmlNodePtr list or NULL. |
| 783 | * the caller has to free the node tree. |
| 784 | */ |
| 785 | static xmlNodePtr |
| 786 | xmlXIncludeCopyRange(xmlXIncludeCtxtPtr ctxt, xmlDocPtr target, |
| 787 | xmlDocPtr source, xmlXPathObjectPtr range) { |
| 788 | /* pointers to generated nodes */ |
| 789 | xmlNodePtr list = NULL, last = NULL, parent = NULL, tmp; |
| 790 | /* pointers to traversal nodes */ |
| 791 | xmlNodePtr start, cur, end; |
| 792 | int index1, index2; |
| 793 | |
| 794 | if ((ctxt == NULL) || (target == NULL) || (source == NULL) || |
| 795 | (range == NULL)) |
| 796 | return(NULL); |
| 797 | if (range->type != XPATH_RANGE) |
| 798 | return(NULL); |
| 799 | start = (xmlNodePtr) range->user; |
| 800 | |
| 801 | if (start == NULL) |
| 802 | return(NULL); |
| 803 | end = range->user2; |
| 804 | if (end == NULL) |
| 805 | return(xmlDocCopyNode(start, target, 1)); |
| 806 | |
| 807 | cur = start; |
| 808 | index1 = range->index; |
| 809 | index2 = range->index2; |
| 810 | while (cur != NULL) { |
| 811 | if (cur == end) { |
| 812 | if (cur->type == XML_TEXT_NODE) { |
| 813 | const xmlChar *content = cur->content; |
| 814 | int len; |
| 815 | |
| 816 | if (content == NULL) { |
| 817 | tmp = xmlNewTextLen(NULL, 0); |
| 818 | } else { |
| 819 | len = index2; |
| 820 | if ((cur == start) && (index1 > 1)) { |
| 821 | content += (index1 - 1); |
| 822 | len -= (index1 - 1); |
| 823 | index1 = 0; |
| 824 | } else { |
| 825 | len = index2; |
| 826 | } |
| 827 | tmp = xmlNewTextLen(content, len); |
| 828 | } |
| 829 | /* single sub text node selection */ |
| 830 | if (list == NULL) |
| 831 | return(tmp); |
| 832 | /* prune and return full set */ |
| 833 | if (last != NULL) |
| 834 | xmlAddNextSibling(last, tmp); |
| 835 | else |
| 836 | xmlAddChild(parent, tmp); |
| 837 | return(list); |
| 838 | } else { |
| 839 | tmp = xmlDocCopyNode(cur, target, 0); |
| 840 | if (list == NULL) |
| 841 | list = tmp; |
| 842 | else { |
| 843 | if (last != NULL) |
| 844 | xmlAddNextSibling(last, tmp); |
| 845 | else |
| 846 | xmlAddChild(parent, tmp); |
| 847 | } |
| 848 | last = NULL; |
| 849 | parent = tmp; |
| 850 | |
| 851 | if (index2 > 1) { |
| 852 | end = xmlXIncludeGetNthChild(cur, index2 - 1); |
| 853 | index2 = 0; |
| 854 | } |
| 855 | if ((cur == start) && (index1 > 1)) { |
| 856 | cur = xmlXIncludeGetNthChild(cur, index1 - 1); |
| 857 | index1 = 0; |
| 858 | } else { |
| 859 | cur = cur->children; |
| 860 | } |
| 861 | /* |
| 862 | * Now gather the remaining nodes from cur to end |
| 863 | */ |
| 864 | continue; /* while */ |
| 865 | } |
| 866 | } else if ((cur == start) && |
| 867 | (list == NULL) /* looks superfluous but ... */ ) { |
| 868 | if ((cur->type == XML_TEXT_NODE) || |
| 869 | (cur->type == XML_CDATA_SECTION_NODE)) { |
| 870 | const xmlChar *content = cur->content; |
| 871 | |
| 872 | if (content == NULL) { |
| 873 | tmp = xmlNewTextLen(NULL, 0); |
| 874 | } else { |
| 875 | if (index1 > 1) { |
| 876 | content += (index1 - 1); |
| 877 | } |
| 878 | tmp = xmlNewText(content); |
| 879 | } |
| 880 | last = list = tmp; |
| 881 | } else { |
| 882 | if ((cur == start) && (index1 > 1)) { |
| 883 | tmp = xmlDocCopyNode(cur, target, 0); |
| 884 | list = tmp; |
| 885 | parent = tmp; |
| 886 | last = NULL; |
| 887 | cur = xmlXIncludeGetNthChild(cur, index1 - 1); |
| 888 | index1 = 0; |
| 889 | /* |
| 890 | * Now gather the remaining nodes from cur to end |
| 891 | */ |
| 892 | continue; /* while */ |
| 893 | } |
| 894 | tmp = xmlDocCopyNode(cur, target, 1); |
| 895 | list = tmp; |
| 896 | parent = NULL; |
| 897 | last = tmp; |
| 898 | } |
| 899 | } else { |
| 900 | tmp = NULL; |
| 901 | switch (cur->type) { |
| 902 | case XML_DTD_NODE: |
| 903 | case XML_ELEMENT_DECL: |
| 904 | case XML_ATTRIBUTE_DECL: |
| 905 | case XML_ENTITY_NODE: |
| 906 | /* Do not copy DTD informations */ |
| 907 | break; |
| 908 | case XML_ENTITY_DECL: |
| 909 | /* handle crossing entities -> stack needed */ |
| 910 | break; |
| 911 | case XML_XINCLUDE_START: |
| 912 | case XML_XINCLUDE_END: |
| 913 | /* don't consider it part of the tree content */ |
| 914 | break; |
| 915 | case XML_ATTRIBUTE_NODE: |
| 916 | /* Humm, should not happen ! */ |
| 917 | break; |
| 918 | default: |
| 919 | tmp = xmlDocCopyNode(cur, target, 1); |
| 920 | break; |
| 921 | } |
| 922 | if (tmp != NULL) { |
| 923 | if ((list == NULL) || ((last == NULL) && (parent == NULL))) { |
| 924 | return(NULL); |
| 925 | } |
| 926 | if (last != NULL) |
| 927 | xmlAddNextSibling(last, tmp); |
| 928 | else { |
| 929 | xmlAddChild(parent, tmp); |
| 930 | last = tmp; |
| 931 | } |
| 932 | } |
| 933 | } |
| 934 | /* |
| 935 | * Skip to next node in document order |
| 936 | */ |
| 937 | if ((list == NULL) || ((last == NULL) && (parent == NULL))) { |
| 938 | return(NULL); |
| 939 | } |
| 940 | cur = xmlXPtrAdvanceNode(cur); |
| 941 | } |
| 942 | return(list); |
| 943 | } |
| 944 | |
| 945 | /** |
| 946 | * xmlXIncludeBuildNodeList: |
| 947 | * @ctxt: the XInclude context |
| 948 | * @target: the document target |
| 949 | * @source: the document source |
| 950 | * @obj: the XPointer result from the evaluation. |
| 951 | * |
| 952 | * Build a node list tree copy of the XPointer result. |
| 953 | * This will drop Attributes and Namespace declarations. |
| 954 | * |
| 955 | * Returns an xmlNodePtr list or NULL. |
| 956 | * the caller has to free the node tree. |
| 957 | */ |
| 958 | static xmlNodePtr |
| 959 | xmlXIncludeCopyXPointer(xmlXIncludeCtxtPtr ctxt, xmlDocPtr target, |
| 960 | xmlDocPtr source, xmlXPathObjectPtr obj) { |
| 961 | xmlNodePtr list = NULL, last = NULL; |
| 962 | int i; |
| 963 | |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 964 | if (source == NULL) |
| 965 | source = ctxt->doc; |
Daniel Veillard | c5f05ad | 2002-02-10 11:57:22 +0000 | [diff] [blame] | 966 | if ((ctxt == NULL) || (target == NULL) || (source == NULL) || |
| 967 | (obj == NULL)) |
| 968 | return(NULL); |
| 969 | switch (obj->type) { |
| 970 | case XPATH_NODESET: { |
| 971 | xmlNodeSetPtr set = obj->nodesetval; |
| 972 | if (set == NULL) |
| 973 | return(NULL); |
| 974 | for (i = 0;i < set->nodeNr;i++) { |
| 975 | if (set->nodeTab[i] == NULL) |
| 976 | continue; |
| 977 | switch (set->nodeTab[i]->type) { |
| 978 | case XML_TEXT_NODE: |
| 979 | case XML_CDATA_SECTION_NODE: |
| 980 | case XML_ELEMENT_NODE: |
| 981 | case XML_ENTITY_REF_NODE: |
| 982 | case XML_ENTITY_NODE: |
| 983 | case XML_PI_NODE: |
| 984 | case XML_COMMENT_NODE: |
| 985 | case XML_DOCUMENT_NODE: |
| 986 | case XML_HTML_DOCUMENT_NODE: |
| 987 | #ifdef LIBXML_DOCB_ENABLED |
| 988 | case XML_DOCB_DOCUMENT_NODE: |
| 989 | #endif |
Daniel Veillard | c5f05ad | 2002-02-10 11:57:22 +0000 | [diff] [blame] | 990 | case XML_XINCLUDE_END: |
| 991 | break; |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 992 | case XML_XINCLUDE_START: { |
| 993 | xmlNodePtr tmp, cur = set->nodeTab[i]; |
| 994 | |
| 995 | cur = cur->next; |
| 996 | while (cur != NULL) { |
| 997 | switch(cur->type) { |
| 998 | case XML_TEXT_NODE: |
| 999 | case XML_CDATA_SECTION_NODE: |
| 1000 | case XML_ELEMENT_NODE: |
| 1001 | case XML_ENTITY_REF_NODE: |
| 1002 | case XML_ENTITY_NODE: |
| 1003 | case XML_PI_NODE: |
| 1004 | case XML_COMMENT_NODE: |
| 1005 | tmp = xmlXIncludeCopyNode(ctxt, target, |
| 1006 | source, cur); |
| 1007 | if (last == NULL) { |
| 1008 | list = last = tmp; |
| 1009 | } else { |
| 1010 | xmlAddNextSibling(last, tmp); |
| 1011 | last = tmp; |
| 1012 | } |
| 1013 | cur = cur->next; |
| 1014 | continue; |
| 1015 | default: |
| 1016 | break; |
| 1017 | } |
| 1018 | break; |
| 1019 | } |
| 1020 | continue; |
| 1021 | } |
Daniel Veillard | c5f05ad | 2002-02-10 11:57:22 +0000 | [diff] [blame] | 1022 | case XML_ATTRIBUTE_NODE: |
| 1023 | case XML_NAMESPACE_DECL: |
| 1024 | case XML_DOCUMENT_TYPE_NODE: |
| 1025 | case XML_DOCUMENT_FRAG_NODE: |
| 1026 | case XML_NOTATION_NODE: |
| 1027 | case XML_DTD_NODE: |
| 1028 | case XML_ELEMENT_DECL: |
| 1029 | case XML_ATTRIBUTE_DECL: |
| 1030 | case XML_ENTITY_DECL: |
| 1031 | continue; /* for */ |
| 1032 | } |
| 1033 | if (last == NULL) |
| 1034 | list = last = xmlXIncludeCopyNode(ctxt, target, source, |
| 1035 | set->nodeTab[i]); |
| 1036 | else { |
| 1037 | xmlAddNextSibling(last, |
| 1038 | xmlXIncludeCopyNode(ctxt, target, source, |
| 1039 | set->nodeTab[i])); |
| 1040 | if (last->next != NULL) |
| 1041 | last = last->next; |
| 1042 | } |
| 1043 | } |
| 1044 | break; |
| 1045 | } |
| 1046 | case XPATH_LOCATIONSET: { |
| 1047 | xmlLocationSetPtr set = (xmlLocationSetPtr) obj->user; |
| 1048 | if (set == NULL) |
| 1049 | return(NULL); |
| 1050 | for (i = 0;i < set->locNr;i++) { |
| 1051 | if (last == NULL) |
| 1052 | list = last = xmlXIncludeCopyXPointer(ctxt, target, source, |
| 1053 | set->locTab[i]); |
| 1054 | else |
| 1055 | xmlAddNextSibling(last, |
| 1056 | xmlXIncludeCopyXPointer(ctxt, target, source, |
| 1057 | set->locTab[i])); |
| 1058 | if (last != NULL) { |
| 1059 | while (last->next != NULL) |
| 1060 | last = last->next; |
| 1061 | } |
| 1062 | } |
| 1063 | break; |
| 1064 | } |
Daniel Veillard | 10acc2f | 2003-09-01 20:59:40 +0000 | [diff] [blame] | 1065 | #ifdef LIBXML_XPTR_ENABLED |
Daniel Veillard | c5f05ad | 2002-02-10 11:57:22 +0000 | [diff] [blame] | 1066 | case XPATH_RANGE: |
| 1067 | return(xmlXIncludeCopyRange(ctxt, target, source, obj)); |
Daniel Veillard | 10acc2f | 2003-09-01 20:59:40 +0000 | [diff] [blame] | 1068 | #endif |
Daniel Veillard | c5f05ad | 2002-02-10 11:57:22 +0000 | [diff] [blame] | 1069 | case XPATH_POINT: |
| 1070 | /* points are ignored in XInclude */ |
| 1071 | break; |
| 1072 | default: |
| 1073 | break; |
| 1074 | } |
| 1075 | return(list); |
| 1076 | } |
| 1077 | /************************************************************************ |
| 1078 | * * |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1079 | * XInclude I/O handling * |
| 1080 | * * |
| 1081 | ************************************************************************/ |
| 1082 | |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1083 | typedef struct _xmlXIncludeMergeData xmlXIncludeMergeData; |
| 1084 | typedef xmlXIncludeMergeData *xmlXIncludeMergeDataPtr; |
| 1085 | struct _xmlXIncludeMergeData { |
| 1086 | xmlDocPtr doc; |
| 1087 | xmlXIncludeCtxtPtr ctxt; |
| 1088 | }; |
| 1089 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1090 | /** |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1091 | * xmlXIncludeMergeOneEntity: |
| 1092 | * @ent: the entity |
| 1093 | * @doc: the including doc |
| 1094 | * @nr: the entity name |
| 1095 | * |
| 1096 | * Inplements the merge of one entity |
| 1097 | */ |
| 1098 | static void |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1099 | xmlXIncludeMergeEntity(xmlEntityPtr ent, xmlXIncludeMergeDataPtr data, |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1100 | xmlChar *name ATTRIBUTE_UNUSED) { |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1101 | xmlEntityPtr ret, prev; |
| 1102 | xmlDocPtr doc; |
| 1103 | xmlXIncludeCtxtPtr ctxt; |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1104 | |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1105 | if ((ent == NULL) || (data == NULL)) |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1106 | return; |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1107 | ctxt = data->ctxt; |
| 1108 | doc = data->doc; |
| 1109 | if ((ctxt == NULL) || (doc == NULL)) |
| 1110 | return; |
| 1111 | switch (ent->etype) { |
| 1112 | case XML_INTERNAL_PARAMETER_ENTITY: |
| 1113 | case XML_EXTERNAL_PARAMETER_ENTITY: |
| 1114 | case XML_INTERNAL_PREDEFINED_ENTITY: |
| 1115 | return; |
| 1116 | case XML_INTERNAL_GENERAL_ENTITY: |
| 1117 | case XML_EXTERNAL_GENERAL_PARSED_ENTITY: |
| 1118 | case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY: |
| 1119 | break; |
| 1120 | } |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1121 | ret = xmlAddDocEntity(doc, ent->name, ent->etype, ent->ExternalID, |
| 1122 | ent->SystemID, ent->content); |
| 1123 | if (ret != NULL) { |
| 1124 | if (ent->URI != NULL) |
| 1125 | ret->URI = xmlStrdup(ent->URI); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1126 | } else { |
| 1127 | prev = xmlGetDocEntity(doc, ent->name); |
| 1128 | if (prev != NULL) { |
| 1129 | if (ent->etype != prev->etype) |
| 1130 | goto error; |
| 1131 | |
| 1132 | if ((ent->SystemID != NULL) && (prev->SystemID != NULL)) { |
| 1133 | if (!xmlStrEqual(ent->SystemID, prev->SystemID)) |
| 1134 | goto error; |
Daniel Veillard | b6c7f41 | 2003-03-29 16:41:55 +0000 | [diff] [blame] | 1135 | } else if ((ent->ExternalID != NULL) && |
| 1136 | (prev->ExternalID != NULL)) { |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1137 | if (!xmlStrEqual(ent->ExternalID, prev->ExternalID)) |
| 1138 | goto error; |
Daniel Veillard | 2406abd | 2003-02-24 18:16:47 +0000 | [diff] [blame] | 1139 | } else if ((ent->content != NULL) && (prev->content != NULL)) { |
| 1140 | if (!xmlStrEqual(ent->content, prev->content)) |
| 1141 | goto error; |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1142 | } else { |
| 1143 | goto error; |
| 1144 | } |
| 1145 | |
| 1146 | } |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1147 | } |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1148 | return; |
| 1149 | error: |
Daniel Veillard | a507fbf | 2003-03-31 16:09:37 +0000 | [diff] [blame] | 1150 | switch (ent->etype) { |
| 1151 | case XML_INTERNAL_PARAMETER_ENTITY: |
| 1152 | case XML_EXTERNAL_PARAMETER_ENTITY: |
| 1153 | case XML_INTERNAL_PREDEFINED_ENTITY: |
| 1154 | case XML_INTERNAL_GENERAL_ENTITY: |
| 1155 | case XML_EXTERNAL_GENERAL_PARSED_ENTITY: |
| 1156 | return; |
| 1157 | case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY: |
| 1158 | break; |
| 1159 | } |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1160 | xmlXIncludeErr(ctxt, (xmlNodePtr) ent, XML_XINCLUDE_ENTITY_DEF_MISMATCH, |
| 1161 | "mismatch in redefinition of entity %s\n", |
| 1162 | ent->name); |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1163 | } |
| 1164 | |
| 1165 | /** |
| 1166 | * xmlXIncludeMergeEntities: |
| 1167 | * @ctxt: an XInclude context |
| 1168 | * @doc: the including doc |
| 1169 | * @from: the included doc |
| 1170 | * |
| 1171 | * Inplements the entity merge |
| 1172 | * |
| 1173 | * Returns 0 if merge succeeded, -1 if some processing failed |
| 1174 | */ |
| 1175 | static int |
| 1176 | xmlXIncludeMergeEntities(xmlXIncludeCtxtPtr ctxt, xmlDocPtr doc, |
| 1177 | xmlDocPtr from) { |
| 1178 | xmlNodePtr cur; |
| 1179 | xmlDtdPtr target, source; |
| 1180 | |
| 1181 | if (ctxt == NULL) |
| 1182 | return(-1); |
| 1183 | |
| 1184 | if ((from == NULL) || (from->intSubset == NULL)) |
| 1185 | return(0); |
| 1186 | |
| 1187 | target = doc->intSubset; |
| 1188 | if (target == NULL) { |
| 1189 | cur = xmlDocGetRootElement(doc); |
| 1190 | if (cur == NULL) |
| 1191 | return(-1); |
| 1192 | target = xmlCreateIntSubset(doc, cur->name, NULL, NULL); |
| 1193 | if (target == NULL) |
| 1194 | return(-1); |
| 1195 | } |
| 1196 | |
| 1197 | source = from->intSubset; |
| 1198 | if ((source != NULL) && (source->entities != NULL)) { |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1199 | xmlXIncludeMergeData data; |
| 1200 | |
| 1201 | data.ctxt = ctxt; |
| 1202 | data.doc = doc; |
| 1203 | |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1204 | xmlHashScan((xmlHashTablePtr) source->entities, |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1205 | (xmlHashScanner) xmlXIncludeMergeEntity, &data); |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1206 | } |
| 1207 | source = from->extSubset; |
| 1208 | if ((source != NULL) && (source->entities != NULL)) { |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1209 | xmlXIncludeMergeData data; |
| 1210 | |
| 1211 | data.ctxt = ctxt; |
| 1212 | data.doc = doc; |
| 1213 | |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1214 | /* |
| 1215 | * don't duplicate existing stuff when external subsets are the same |
| 1216 | */ |
| 1217 | if ((!xmlStrEqual(target->ExternalID, source->ExternalID)) && |
| 1218 | (!xmlStrEqual(target->SystemID, source->SystemID))) { |
| 1219 | xmlHashScan((xmlHashTablePtr) source->entities, |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1220 | (xmlHashScanner) xmlXIncludeMergeEntity, &data); |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1221 | } |
| 1222 | } |
| 1223 | return(0); |
| 1224 | } |
| 1225 | |
| 1226 | /** |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1227 | * xmlXIncludeLoadDoc: |
| 1228 | * @ctxt: the XInclude context |
| 1229 | * @url: the associated URL |
| 1230 | * @nr: the xinclude node number |
| 1231 | * |
| 1232 | * Load the document, and store the result in the XInclude context |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1233 | * |
| 1234 | * Returns 0 in case of success, -1 in case of failure |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1235 | */ |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1236 | static int |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1237 | xmlXIncludeLoadDoc(xmlXIncludeCtxtPtr ctxt, const xmlChar *url, int nr) { |
| 1238 | xmlDocPtr doc; |
| 1239 | xmlURIPtr uri; |
| 1240 | xmlChar *URL; |
| 1241 | xmlChar *fragment = NULL; |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1242 | int i = 0; |
| 1243 | |
| 1244 | #ifdef DEBUG_XINCLUDE |
| 1245 | xmlGenericError(xmlGenericErrorContext, "Loading doc %s:%d\n", url, nr); |
| 1246 | #endif |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1247 | /* |
| 1248 | * Check the URL and remove any fragment identifier |
| 1249 | */ |
| 1250 | uri = xmlParseURI((const char *)url); |
| 1251 | if (uri == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1252 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1253 | XML_XINCLUDE_HREF_URI, |
| 1254 | "invalid value URI %s\n", url); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1255 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1256 | } |
| 1257 | if (uri->fragment != NULL) { |
| 1258 | fragment = (xmlChar *) uri->fragment; |
| 1259 | uri->fragment = NULL; |
| 1260 | } |
| 1261 | URL = xmlSaveUri(uri); |
| 1262 | xmlFreeURI(uri); |
| 1263 | if (URL == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1264 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1265 | XML_XINCLUDE_HREF_URI, |
| 1266 | "invalid value URI %s\n", url); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1267 | if (fragment != NULL) |
| 1268 | xmlFree(fragment); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1269 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1270 | } |
| 1271 | |
| 1272 | /* |
| 1273 | * Handling of references to the local document are done |
| 1274 | * directly through ctxt->doc. |
| 1275 | */ |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1276 | if ((URL[0] == 0) || (URL[0] == '#') || |
| 1277 | ((ctxt->doc != NULL) && (xmlStrEqual(URL, ctxt->doc->URL)))) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1278 | doc = NULL; |
| 1279 | goto loaded; |
| 1280 | } |
| 1281 | |
| 1282 | /* |
| 1283 | * Prevent reloading twice the document. |
| 1284 | */ |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1285 | for (i = 0; i < ctxt->incNr; i++) { |
| 1286 | if ((xmlStrEqual(URL, ctxt->incTab[i]->URI)) && |
| 1287 | (ctxt->incTab[i]->doc != NULL)) { |
| 1288 | doc = ctxt->incTab[i]->doc; |
| 1289 | #ifdef DEBUG_XINCLUDE |
| 1290 | printf("Already loaded %s\n", URL); |
| 1291 | #endif |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1292 | goto loaded; |
| 1293 | } |
| 1294 | } |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1295 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1296 | /* |
| 1297 | * Load it. |
| 1298 | */ |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1299 | #ifdef DEBUG_XINCLUDE |
| 1300 | printf("loading %s\n", URL); |
| 1301 | #endif |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 1302 | doc = xmlXIncludeParseFile(ctxt, (const char *)URL); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1303 | if (doc == NULL) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1304 | xmlFree(URL); |
| 1305 | if (fragment != NULL) |
| 1306 | xmlFree(fragment); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1307 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1308 | } |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1309 | ctxt->incTab[nr]->doc = doc; |
Daniel Veillard | 9848532 | 2003-08-14 15:44:40 +0000 | [diff] [blame] | 1310 | for (i = nr + 1; i < ctxt->incNr; i++) { |
| 1311 | if (xmlStrEqual(URL, ctxt->incTab[i]->URI)) { |
| 1312 | ctxt->incTab[nr]->count++; |
| 1313 | #ifdef DEBUG_XINCLUDE |
| 1314 | printf("Increasing %s count since reused\n", URL); |
| 1315 | #endif |
| 1316 | break; |
| 1317 | } |
| 1318 | } |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1319 | |
| 1320 | /* |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1321 | * Make sure we have all entities fixed up |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1322 | */ |
Daniel Veillard | 4287c57 | 2003-02-04 22:48:53 +0000 | [diff] [blame] | 1323 | xmlXIncludeMergeEntities(ctxt, ctxt->doc, doc); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1324 | |
| 1325 | /* |
| 1326 | * We don't need the DTD anymore, free up space |
| 1327 | if (doc->intSubset != NULL) { |
| 1328 | xmlUnlinkNode((xmlNodePtr) doc->intSubset); |
| 1329 | xmlFreeNode((xmlNodePtr) doc->intSubset); |
| 1330 | doc->intSubset = NULL; |
| 1331 | } |
| 1332 | if (doc->extSubset != NULL) { |
| 1333 | xmlUnlinkNode((xmlNodePtr) doc->extSubset); |
| 1334 | xmlFreeNode((xmlNodePtr) doc->extSubset); |
| 1335 | doc->extSubset = NULL; |
| 1336 | } |
| 1337 | */ |
| 1338 | xmlXIncludeRecurseDoc(ctxt, doc, URL); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1339 | |
| 1340 | loaded: |
| 1341 | if (fragment == NULL) { |
| 1342 | /* |
| 1343 | * Add the top children list as the replacement copy. |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1344 | */ |
| 1345 | if (doc == NULL) |
Daniel Veillard | 4497e69 | 2001-06-09 14:19:02 +0000 | [diff] [blame] | 1346 | { |
| 1347 | /* Hopefully a DTD declaration won't be copied from |
| 1348 | * the same document */ |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1349 | ctxt->incTab[nr]->inc = xmlCopyNodeList(ctxt->doc->children); |
Daniel Veillard | 4497e69 | 2001-06-09 14:19:02 +0000 | [diff] [blame] | 1350 | } else { |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1351 | ctxt->incTab[nr]->inc = xmlXIncludeCopyNodeList(ctxt, ctxt->doc, |
Daniel Veillard | c5f05ad | 2002-02-10 11:57:22 +0000 | [diff] [blame] | 1352 | doc, doc->children); |
Daniel Veillard | 4497e69 | 2001-06-09 14:19:02 +0000 | [diff] [blame] | 1353 | } |
Daniel Veillard | 10acc2f | 2003-09-01 20:59:40 +0000 | [diff] [blame] | 1354 | } |
| 1355 | #ifdef LIBXML_XPTR_ENABLED |
| 1356 | else { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1357 | /* |
| 1358 | * Computes the XPointer expression and make a copy used |
| 1359 | * as the replacement copy. |
| 1360 | */ |
| 1361 | xmlXPathObjectPtr xptr; |
| 1362 | xmlXPathContextPtr xptrctxt; |
Daniel Veillard | 39196eb | 2001-06-19 18:09:42 +0000 | [diff] [blame] | 1363 | xmlNodeSetPtr set; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1364 | |
| 1365 | if (doc == NULL) { |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1366 | xptrctxt = xmlXPtrNewContext(ctxt->doc, ctxt->incTab[nr]->ref, |
| 1367 | NULL); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1368 | } else { |
| 1369 | xptrctxt = xmlXPtrNewContext(doc, NULL, NULL); |
| 1370 | } |
| 1371 | if (xptrctxt == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1372 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1373 | XML_XINCLUDE_XPTR_FAILED, |
| 1374 | "could create XPointer context\n", NULL); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1375 | xmlFree(URL); |
| 1376 | xmlFree(fragment); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1377 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1378 | } |
| 1379 | xptr = xmlXPtrEval(fragment, xptrctxt); |
| 1380 | if (xptr == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1381 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1382 | XML_XINCLUDE_XPTR_FAILED, |
| 1383 | "XPointer evaluation failed: #%s\n", |
| 1384 | fragment); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1385 | xmlXPathFreeContext(xptrctxt); |
| 1386 | xmlFree(URL); |
| 1387 | xmlFree(fragment); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1388 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1389 | } |
Daniel Veillard | 39196eb | 2001-06-19 18:09:42 +0000 | [diff] [blame] | 1390 | switch (xptr->type) { |
| 1391 | case XPATH_UNDEFINED: |
| 1392 | case XPATH_BOOLEAN: |
| 1393 | case XPATH_NUMBER: |
| 1394 | case XPATH_STRING: |
| 1395 | case XPATH_POINT: |
| 1396 | case XPATH_USERS: |
| 1397 | case XPATH_XSLT_TREE: |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1398 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1399 | XML_XINCLUDE_XPTR_RESULT, |
| 1400 | "XPointer is not a range: #%s\n", |
| 1401 | fragment); |
Daniel Veillard | 39196eb | 2001-06-19 18:09:42 +0000 | [diff] [blame] | 1402 | xmlXPathFreeContext(xptrctxt); |
| 1403 | xmlFree(URL); |
| 1404 | xmlFree(fragment); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1405 | return(-1); |
Daniel Veillard | 39196eb | 2001-06-19 18:09:42 +0000 | [diff] [blame] | 1406 | case XPATH_NODESET: |
| 1407 | case XPATH_RANGE: |
| 1408 | case XPATH_LOCATIONSET: |
| 1409 | break; |
| 1410 | } |
| 1411 | set = xptr->nodesetval; |
| 1412 | if (set != NULL) { |
| 1413 | for (i = 0;i < set->nodeNr;i++) { |
| 1414 | if (set->nodeTab[i] == NULL) |
| 1415 | continue; |
| 1416 | switch (set->nodeTab[i]->type) { |
| 1417 | case XML_TEXT_NODE: |
| 1418 | case XML_CDATA_SECTION_NODE: |
| 1419 | case XML_ELEMENT_NODE: |
| 1420 | case XML_ENTITY_REF_NODE: |
| 1421 | case XML_ENTITY_NODE: |
| 1422 | case XML_PI_NODE: |
| 1423 | case XML_COMMENT_NODE: |
| 1424 | case XML_DOCUMENT_NODE: |
| 1425 | case XML_HTML_DOCUMENT_NODE: |
| 1426 | #ifdef LIBXML_DOCB_ENABLED |
| 1427 | case XML_DOCB_DOCUMENT_NODE: |
| 1428 | #endif |
| 1429 | continue; |
| 1430 | case XML_ATTRIBUTE_NODE: |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1431 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1432 | XML_XINCLUDE_XPTR_RESULT, |
| 1433 | "XPointer selects an attribute: #%s\n", |
| 1434 | fragment); |
Daniel Veillard | 39196eb | 2001-06-19 18:09:42 +0000 | [diff] [blame] | 1435 | set->nodeTab[i] = NULL; |
| 1436 | continue; |
| 1437 | case XML_NAMESPACE_DECL: |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1438 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1439 | XML_XINCLUDE_XPTR_RESULT, |
| 1440 | "XPointer selects a namespace: #%s\n", |
| 1441 | fragment); |
Daniel Veillard | 39196eb | 2001-06-19 18:09:42 +0000 | [diff] [blame] | 1442 | set->nodeTab[i] = NULL; |
| 1443 | continue; |
| 1444 | case XML_DOCUMENT_TYPE_NODE: |
| 1445 | case XML_DOCUMENT_FRAG_NODE: |
| 1446 | case XML_NOTATION_NODE: |
| 1447 | case XML_DTD_NODE: |
| 1448 | case XML_ELEMENT_DECL: |
| 1449 | case XML_ATTRIBUTE_DECL: |
| 1450 | case XML_ENTITY_DECL: |
| 1451 | case XML_XINCLUDE_START: |
| 1452 | case XML_XINCLUDE_END: |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1453 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1454 | XML_XINCLUDE_XPTR_RESULT, |
| 1455 | "XPointer selects unexpected nodes: #%s\n", |
| 1456 | fragment); |
Daniel Veillard | 39196eb | 2001-06-19 18:09:42 +0000 | [diff] [blame] | 1457 | set->nodeTab[i] = NULL; |
| 1458 | set->nodeTab[i] = NULL; |
| 1459 | continue; /* for */ |
| 1460 | } |
| 1461 | } |
| 1462 | } |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1463 | if (doc == NULL) { |
| 1464 | ctxt->incTab[nr]->xptr = xptr; |
| 1465 | ctxt->incTab[nr]->inc = NULL; |
| 1466 | } else { |
| 1467 | ctxt->incTab[nr]->inc = |
| 1468 | xmlXIncludeCopyXPointer(ctxt, ctxt->doc, doc, xptr); |
| 1469 | xmlXPathFreeObject(xptr); |
| 1470 | } |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1471 | xmlXPathFreeContext(xptrctxt); |
| 1472 | xmlFree(fragment); |
| 1473 | } |
Daniel Veillard | 10acc2f | 2003-09-01 20:59:40 +0000 | [diff] [blame] | 1474 | #endif |
Daniel Veillard | c4bad4a | 2002-08-14 14:45:25 +0000 | [diff] [blame] | 1475 | |
| 1476 | /* |
| 1477 | * Do the xml:base fixup if needed |
| 1478 | */ |
| 1479 | if ((doc != NULL) && (URL != NULL) && (xmlStrchr(URL, (xmlChar) '/'))) { |
| 1480 | xmlNodePtr node; |
| 1481 | |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1482 | node = ctxt->incTab[nr]->inc; |
Daniel Veillard | c4bad4a | 2002-08-14 14:45:25 +0000 | [diff] [blame] | 1483 | while (node != NULL) { |
| 1484 | if (node->type == XML_ELEMENT_NODE) |
| 1485 | xmlNodeSetBase(node, URL); |
| 1486 | node = node->next; |
| 1487 | } |
| 1488 | } |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1489 | if ((nr < ctxt->incNr) && (ctxt->incTab[nr]->doc != NULL) && |
| 1490 | (ctxt->incTab[nr]->count <= 1)) { |
| 1491 | #ifdef DEBUG_XINCLUDE |
| 1492 | printf("freeing %s\n", ctxt->incTab[nr]->doc->URL); |
| 1493 | #endif |
| 1494 | xmlFreeDoc(ctxt->incTab[nr]->doc); |
| 1495 | ctxt->incTab[nr]->doc = NULL; |
| 1496 | } |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1497 | xmlFree(URL); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1498 | return(0); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1499 | } |
| 1500 | |
| 1501 | /** |
| 1502 | * xmlXIncludeLoadTxt: |
| 1503 | * @ctxt: the XInclude context |
| 1504 | * @url: the associated URL |
| 1505 | * @nr: the xinclude node number |
| 1506 | * |
| 1507 | * Load the content, and store the result in the XInclude context |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1508 | * |
| 1509 | * Returns 0 in case of success, -1 in case of failure |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1510 | */ |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1511 | static int |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1512 | xmlXIncludeLoadTxt(xmlXIncludeCtxtPtr ctxt, const xmlChar *url, int nr) { |
| 1513 | xmlParserInputBufferPtr buf; |
| 1514 | xmlNodePtr node; |
| 1515 | xmlURIPtr uri; |
| 1516 | xmlChar *URL; |
| 1517 | int i; |
Daniel Veillard | d076a20 | 2002-11-20 13:28:31 +0000 | [diff] [blame] | 1518 | xmlChar *encoding = NULL; |
William M. Brack | 78637da | 2003-07-31 14:47:38 +0000 | [diff] [blame] | 1519 | xmlCharEncoding enc = (xmlCharEncoding) 0; |
Daniel Veillard | d076a20 | 2002-11-20 13:28:31 +0000 | [diff] [blame] | 1520 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1521 | /* |
| 1522 | * Check the URL and remove any fragment identifier |
| 1523 | */ |
| 1524 | uri = xmlParseURI((const char *)url); |
| 1525 | if (uri == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1526 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, XML_XINCLUDE_HREF_URI, |
| 1527 | "invalid value URI %s\n", url); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1528 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1529 | } |
| 1530 | if (uri->fragment != NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1531 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, XML_XINCLUDE_TEXT_FRAGMENT, |
| 1532 | "fragment identifier forbidden for text: %s\n", |
| 1533 | (const xmlChar *) uri->fragment); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1534 | xmlFreeURI(uri); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1535 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1536 | } |
| 1537 | URL = xmlSaveUri(uri); |
| 1538 | xmlFreeURI(uri); |
| 1539 | if (URL == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1540 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, XML_XINCLUDE_HREF_URI, |
| 1541 | "invalid value URI %s\n", url); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1542 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1543 | } |
| 1544 | |
| 1545 | /* |
| 1546 | * Handling of references to the local document are done |
| 1547 | * directly through ctxt->doc. |
| 1548 | */ |
| 1549 | if (URL[0] == 0) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1550 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1551 | XML_XINCLUDE_TEXT_DOCUMENT, |
| 1552 | "text serialization of document not available\n", NULL); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1553 | xmlFree(URL); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1554 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1555 | } |
| 1556 | |
| 1557 | /* |
| 1558 | * Prevent reloading twice the document. |
| 1559 | */ |
| 1560 | for (i = 0; i < ctxt->txtNr; i++) { |
| 1561 | if (xmlStrEqual(URL, ctxt->txturlTab[i])) { |
| 1562 | node = xmlCopyNode(ctxt->txtTab[i], 1); |
| 1563 | goto loaded; |
| 1564 | } |
| 1565 | } |
| 1566 | /* |
Daniel Veillard | d076a20 | 2002-11-20 13:28:31 +0000 | [diff] [blame] | 1567 | * Try to get the encoding if available |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1568 | */ |
Daniel Veillard | d076a20 | 2002-11-20 13:28:31 +0000 | [diff] [blame] | 1569 | if ((ctxt->incTab[nr] != NULL) && (ctxt->incTab[nr]->ref != NULL)) { |
| 1570 | encoding = xmlGetProp(ctxt->incTab[nr]->ref, XINCLUDE_PARSE_ENCODING); |
| 1571 | } |
| 1572 | if (encoding != NULL) { |
| 1573 | /* |
| 1574 | * TODO: we should not have to remap to the xmlCharEncoding |
| 1575 | * predefined set, a better interface than |
| 1576 | * xmlParserInputBufferCreateFilename should allow any |
| 1577 | * encoding supported by iconv |
| 1578 | */ |
| 1579 | enc = xmlParseCharEncoding((const char *) encoding); |
| 1580 | if (enc == XML_CHAR_ENCODING_ERROR) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1581 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1582 | XML_XINCLUDE_UNKNOWN_ENCODING, |
| 1583 | "encoding %s not supported\n", encoding); |
Daniel Veillard | d076a20 | 2002-11-20 13:28:31 +0000 | [diff] [blame] | 1584 | xmlFree(encoding); |
| 1585 | xmlFree(URL); |
| 1586 | return(-1); |
| 1587 | } |
| 1588 | xmlFree(encoding); |
| 1589 | } |
| 1590 | |
| 1591 | /* |
| 1592 | * Load it. |
| 1593 | */ |
| 1594 | buf = xmlParserInputBufferCreateFilename((const char *)URL, enc); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1595 | if (buf == NULL) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1596 | xmlFree(URL); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1597 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1598 | } |
| 1599 | node = xmlNewText(NULL); |
| 1600 | |
| 1601 | /* |
| 1602 | * Scan all chars from the resource and add the to the node |
| 1603 | */ |
| 1604 | while (xmlParserInputBufferRead(buf, 128) > 0) { |
| 1605 | int len; |
| 1606 | const xmlChar *content; |
| 1607 | |
| 1608 | content = xmlBufferContent(buf->buffer); |
| 1609 | len = xmlBufferLength(buf->buffer); |
Daniel Veillard | d076a20 | 2002-11-20 13:28:31 +0000 | [diff] [blame] | 1610 | for (i = 0;i < len;) { |
| 1611 | int cur; |
| 1612 | int l; |
| 1613 | |
| 1614 | cur = xmlStringCurrentChar(NULL, &content[i], &l); |
| 1615 | if (!IS_CHAR(cur)) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1616 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1617 | XML_XINCLUDE_INVALID_CHAR, |
| 1618 | "%s contains invalid char\n", URL); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1619 | } else { |
Daniel Veillard | d076a20 | 2002-11-20 13:28:31 +0000 | [diff] [blame] | 1620 | xmlNodeAddContentLen(node, &content[i], l); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1621 | } |
Daniel Veillard | d076a20 | 2002-11-20 13:28:31 +0000 | [diff] [blame] | 1622 | i += l; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1623 | } |
| 1624 | xmlBufferShrink(buf->buffer, len); |
| 1625 | } |
| 1626 | xmlFreeParserInputBuffer(buf); |
| 1627 | xmlXIncludeAddTxt(ctxt, node, URL); |
| 1628 | |
| 1629 | loaded: |
| 1630 | /* |
| 1631 | * Add the element as the replacement copy. |
| 1632 | */ |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1633 | ctxt->incTab[nr]->inc = node; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1634 | xmlFree(URL); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1635 | return(0); |
| 1636 | } |
| 1637 | |
| 1638 | /** |
| 1639 | * xmlXIncludeLoadFallback: |
| 1640 | * @ctxt: the XInclude context |
| 1641 | * @fallback: the fallback node |
| 1642 | * @nr: the xinclude node number |
| 1643 | * |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1644 | * Load the content of the fallback node, and store the result |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1645 | * in the XInclude context |
| 1646 | * |
| 1647 | * Returns 0 in case of success, -1 in case of failure |
| 1648 | */ |
| 1649 | static int |
| 1650 | xmlXIncludeLoadFallback(xmlXIncludeCtxtPtr ctxt, xmlNodePtr fallback, int nr) { |
| 1651 | if ((fallback == NULL) || (ctxt == NULL)) |
| 1652 | return(-1); |
| 1653 | |
Daniel Veillard | 0650345 | 2002-12-13 10:42:08 +0000 | [diff] [blame] | 1654 | ctxt->incTab[nr]->inc = xmlCopyNodeList(fallback->children); |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1655 | return(0); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1656 | } |
| 1657 | |
| 1658 | /************************************************************************ |
| 1659 | * * |
| 1660 | * XInclude Processing * |
| 1661 | * * |
| 1662 | ************************************************************************/ |
| 1663 | |
| 1664 | /** |
| 1665 | * xmlXIncludePreProcessNode: |
| 1666 | * @ctxt: an XInclude context |
| 1667 | * @node: an XInclude node |
| 1668 | * |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 1669 | * Implement the XInclude preprocessing, currently just adding the element |
| 1670 | * for further processing. |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1671 | * |
| 1672 | * Returns the result list or NULL in case of error |
| 1673 | */ |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 1674 | static xmlNodePtr |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1675 | xmlXIncludePreProcessNode(xmlXIncludeCtxtPtr ctxt, xmlNodePtr node) { |
| 1676 | xmlXIncludeAddNode(ctxt, node); |
| 1677 | return(0); |
| 1678 | } |
| 1679 | |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1680 | /** |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1681 | * xmlXIncludeLoadNode: |
| 1682 | * @ctxt: an XInclude context |
| 1683 | * @nr: the node number |
| 1684 | * |
| 1685 | * Find and load the infoset replacement for the given node. |
| 1686 | * |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 1687 | * Returns 0 if substitution succeeded, -1 if some processing failed |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1688 | */ |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 1689 | static int |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1690 | xmlXIncludeLoadNode(xmlXIncludeCtxtPtr ctxt, int nr) { |
| 1691 | xmlNodePtr cur; |
| 1692 | xmlChar *href; |
| 1693 | xmlChar *parse; |
| 1694 | xmlChar *base; |
| 1695 | xmlChar *URI; |
| 1696 | int xml = 1; /* default Issue 64 */ |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1697 | int ret; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1698 | |
| 1699 | if (ctxt == NULL) |
| 1700 | return(-1); |
| 1701 | if ((nr < 0) || (nr >= ctxt->incNr)) |
| 1702 | return(-1); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1703 | cur = ctxt->incTab[nr]->ref; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1704 | if (cur == NULL) |
| 1705 | return(-1); |
| 1706 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1707 | /* |
| 1708 | * read the attributes |
| 1709 | */ |
| 1710 | href = xmlGetNsProp(cur, XINCLUDE_NS, XINCLUDE_HREF); |
| 1711 | if (href == NULL) { |
| 1712 | href = xmlGetProp(cur, XINCLUDE_HREF); |
| 1713 | if (href == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1714 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1715 | XML_XINCLUDE_NO_HREF, "no href\n", NULL); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1716 | return(-1); |
| 1717 | } |
| 1718 | } |
| 1719 | parse = xmlGetNsProp(cur, XINCLUDE_NS, XINCLUDE_PARSE); |
| 1720 | if (parse == NULL) { |
| 1721 | parse = xmlGetProp(cur, XINCLUDE_PARSE); |
| 1722 | } |
| 1723 | if (parse != NULL) { |
| 1724 | if (xmlStrEqual(parse, XINCLUDE_PARSE_XML)) |
| 1725 | xml = 1; |
| 1726 | else if (xmlStrEqual(parse, XINCLUDE_PARSE_TEXT)) |
| 1727 | xml = 0; |
| 1728 | else { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1729 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1730 | XML_XINCLUDE_PARSE_VALUE, |
| 1731 | "invalid value %s for 'parse'\n", parse); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1732 | if (href != NULL) |
| 1733 | xmlFree(href); |
| 1734 | if (parse != NULL) |
| 1735 | xmlFree(parse); |
| 1736 | return(-1); |
| 1737 | } |
| 1738 | } |
| 1739 | |
| 1740 | /* |
| 1741 | * compute the URI |
| 1742 | */ |
| 1743 | base = xmlNodeGetBase(ctxt->doc, cur); |
| 1744 | if (base == NULL) { |
| 1745 | URI = xmlBuildURI(href, ctxt->doc->URL); |
| 1746 | } else { |
| 1747 | URI = xmlBuildURI(href, base); |
| 1748 | } |
| 1749 | if (URI == NULL) { |
| 1750 | xmlChar *escbase; |
| 1751 | xmlChar *eschref; |
| 1752 | /* |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 1753 | * Some escaping may be needed |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1754 | */ |
| 1755 | escbase = xmlURIEscape(base); |
| 1756 | eschref = xmlURIEscape(href); |
| 1757 | URI = xmlBuildURI(eschref, escbase); |
| 1758 | if (escbase != NULL) |
| 1759 | xmlFree(escbase); |
| 1760 | if (eschref != NULL) |
| 1761 | xmlFree(eschref); |
| 1762 | } |
| 1763 | if (URI == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1764 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1765 | XML_XINCLUDE_HREF_URI, "failed build URL\n", NULL); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1766 | if (parse != NULL) |
| 1767 | xmlFree(parse); |
| 1768 | if (href != NULL) |
| 1769 | xmlFree(href); |
| 1770 | if (base != NULL) |
| 1771 | xmlFree(base); |
| 1772 | return(-1); |
| 1773 | } |
| 1774 | #ifdef DEBUG_XINCLUDE |
| 1775 | xmlGenericError(xmlGenericErrorContext, "parse: %s\n", |
| 1776 | xml ? "xml": "text"); |
| 1777 | xmlGenericError(xmlGenericErrorContext, "URI: %s\n", URI); |
| 1778 | #endif |
| 1779 | |
| 1780 | /* |
| 1781 | * Cleanup |
| 1782 | */ |
| 1783 | if (xml) { |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1784 | ret = xmlXIncludeLoadDoc(ctxt, URI, nr); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1785 | /* xmlXIncludeGetFragment(ctxt, cur, URI); */ |
| 1786 | } else { |
Daniel Veillard | e3b7d9a | 2002-08-14 14:11:30 +0000 | [diff] [blame] | 1787 | ret = xmlXIncludeLoadTxt(ctxt, URI, nr); |
| 1788 | } |
| 1789 | if (ret < 0) { |
| 1790 | xmlNodePtr children; |
| 1791 | |
| 1792 | /* |
| 1793 | * Time to try a fallback if availble |
| 1794 | */ |
| 1795 | #ifdef DEBUG_XINCLUDE |
| 1796 | xmlGenericError(xmlGenericErrorContext, "error looking for fallback\n"); |
| 1797 | #endif |
| 1798 | children = cur->children; |
| 1799 | while (children != NULL) { |
| 1800 | if ((children->type == XML_ELEMENT_NODE) && |
| 1801 | (children->ns != NULL) && |
| 1802 | (xmlStrEqual(children->name, XINCLUDE_FALLBACK)) && |
| 1803 | (xmlStrEqual(children->ns->href, XINCLUDE_NS))) { |
| 1804 | ret = xmlXIncludeLoadFallback(ctxt, children, nr); |
| 1805 | if (ret == 0) |
| 1806 | break; |
| 1807 | } |
| 1808 | children = children->next; |
| 1809 | } |
| 1810 | } |
| 1811 | if (ret < 0) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1812 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1813 | XML_XINCLUDE_NO_FALLBACK, |
| 1814 | "could not load %s, and no fallback was found\n", |
| 1815 | URI); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1816 | } |
| 1817 | |
| 1818 | /* |
| 1819 | * Cleanup |
| 1820 | */ |
| 1821 | if (URI != NULL) |
| 1822 | xmlFree(URI); |
| 1823 | if (parse != NULL) |
| 1824 | xmlFree(parse); |
| 1825 | if (href != NULL) |
| 1826 | xmlFree(href); |
| 1827 | if (base != NULL) |
| 1828 | xmlFree(base); |
| 1829 | return(0); |
| 1830 | } |
| 1831 | |
| 1832 | /** |
| 1833 | * xmlXIncludeIncludeNode: |
| 1834 | * @ctxt: an XInclude context |
| 1835 | * @nr: the node number |
| 1836 | * |
| 1837 | * Inplement the infoset replacement for the given node |
| 1838 | * |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 1839 | * Returns 0 if substitution succeeded, -1 if some processing failed |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1840 | */ |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 1841 | static int |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1842 | xmlXIncludeIncludeNode(xmlXIncludeCtxtPtr ctxt, int nr) { |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1843 | xmlNodePtr cur, end, list, tmp; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1844 | |
| 1845 | if (ctxt == NULL) |
| 1846 | return(-1); |
| 1847 | if ((nr < 0) || (nr >= ctxt->incNr)) |
| 1848 | return(-1); |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 1849 | cur = ctxt->incTab[nr]->ref; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1850 | if (cur == NULL) |
| 1851 | return(-1); |
| 1852 | |
| 1853 | /* |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1854 | * If we stored an XPointer a late computation may be needed |
| 1855 | */ |
| 1856 | if ((ctxt->incTab[nr]->inc == NULL) && |
| 1857 | (ctxt->incTab[nr]->xptr != NULL)) { |
| 1858 | ctxt->incTab[nr]->inc = |
| 1859 | xmlXIncludeCopyXPointer(ctxt, ctxt->doc, ctxt->doc, |
| 1860 | ctxt->incTab[nr]->xptr); |
| 1861 | xmlXPathFreeObject(ctxt->incTab[nr]->xptr); |
| 1862 | ctxt->incTab[nr]->xptr = NULL; |
| 1863 | } |
| 1864 | list = ctxt->incTab[nr]->inc; |
| 1865 | ctxt->incTab[nr]->inc = NULL; |
| 1866 | |
| 1867 | /* |
| 1868 | * Check against the risk of generating a multi-rooted document |
| 1869 | */ |
| 1870 | if ((cur->parent != NULL) && |
| 1871 | (cur->parent->type != XML_ELEMENT_NODE)) { |
| 1872 | int nb_elem = 0; |
| 1873 | |
| 1874 | tmp = list; |
| 1875 | while (tmp != NULL) { |
| 1876 | if (tmp->type == XML_ELEMENT_NODE) |
| 1877 | nb_elem++; |
| 1878 | tmp = tmp->next; |
| 1879 | } |
| 1880 | if (nb_elem > 1) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1881 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, |
| 1882 | XML_XINCLUDE_MULTIPLE_ROOT, |
| 1883 | "XInclude error: would result in multiple root nodes\n", |
| 1884 | NULL); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1885 | return(-1); |
| 1886 | } |
| 1887 | } |
| 1888 | |
| 1889 | /* |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1890 | * Change the current node as an XInclude start one, and add an |
| 1891 | * entity end one |
| 1892 | */ |
| 1893 | cur->type = XML_XINCLUDE_START; |
| 1894 | end = xmlNewNode(cur->ns, cur->name); |
| 1895 | if (end == NULL) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1896 | xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, XML_XINCLUDE_BUILD_FAILED, |
| 1897 | "failed to build node\n", NULL); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1898 | return(-1); |
| 1899 | } |
| 1900 | end->type = XML_XINCLUDE_END; |
| 1901 | xmlAddNextSibling(cur, end); |
| 1902 | |
| 1903 | /* |
| 1904 | * Add the list of nodes |
| 1905 | */ |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1906 | while (list != NULL) { |
| 1907 | cur = list; |
| 1908 | list = list->next; |
| 1909 | |
| 1910 | xmlAddPrevSibling(end, cur); |
| 1911 | } |
Daniel Veillard | c5f05ad | 2002-02-10 11:57:22 +0000 | [diff] [blame] | 1912 | |
| 1913 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1914 | return(0); |
| 1915 | } |
| 1916 | |
| 1917 | /** |
| 1918 | * xmlXIncludeTestNode: |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1919 | * @ctxt: the XInclude processing context |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1920 | * @node: an XInclude node |
| 1921 | * |
| 1922 | * test if the node is an XInclude node |
| 1923 | * |
| 1924 | * Returns 1 true, 0 otherwise |
| 1925 | */ |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 1926 | static int |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1927 | xmlXIncludeTestNode(xmlXIncludeCtxtPtr ctxt, xmlNodePtr node) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1928 | if (node == NULL) |
| 1929 | return(0); |
Daniel Veillard | ffe4f5e | 2003-07-06 17:35:43 +0000 | [diff] [blame] | 1930 | if (node->type != XML_ELEMENT_NODE) |
| 1931 | return(0); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1932 | if (node->ns == NULL) |
| 1933 | return(0); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1934 | if (xmlStrEqual(node->ns->href, XINCLUDE_NS)) { |
| 1935 | if (xmlStrEqual(node->name, XINCLUDE_NODE)) { |
| 1936 | xmlNodePtr child = node->children; |
| 1937 | int nb_fallback = 0; |
| 1938 | |
| 1939 | while (child != NULL) { |
| 1940 | if ((child->type == XML_ELEMENT_NODE) && |
| 1941 | (child->ns != NULL) && |
| 1942 | (xmlStrEqual(child->ns->href, XINCLUDE_NS))) { |
| 1943 | if (xmlStrEqual(child->name, XINCLUDE_NODE)) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1944 | xmlXIncludeErr(ctxt, node, |
| 1945 | XML_XINCLUDE_INCLUDE_IN_INCLUDE, |
| 1946 | "%s has an 'include' child\n", |
| 1947 | XINCLUDE_NODE); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1948 | return(0); |
| 1949 | } |
| 1950 | if (xmlStrEqual(child->name, XINCLUDE_FALLBACK)) { |
| 1951 | nb_fallback++; |
| 1952 | } |
| 1953 | } |
| 1954 | child = child->next; |
| 1955 | } |
| 1956 | if (nb_fallback > 1) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1957 | xmlXIncludeErr(ctxt, node, XML_XINCLUDE_FALLBACKS_IN_INCLUDE, |
| 1958 | "%s has multiple fallback children\n", |
| 1959 | XINCLUDE_NODE); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1960 | return(0); |
| 1961 | } |
| 1962 | return(1); |
| 1963 | } |
| 1964 | if (xmlStrEqual(node->name, XINCLUDE_FALLBACK)) { |
| 1965 | if ((node->parent == NULL) || |
| 1966 | (node->parent->type != XML_ELEMENT_NODE) || |
| 1967 | (node->parent->ns == NULL) || |
| 1968 | (!xmlStrEqual(node->parent->ns->href, XINCLUDE_NS)) || |
| 1969 | (!xmlStrEqual(node->parent->name, XINCLUDE_NODE))) { |
Daniel Veillard | cd6ff28 | 2003-10-08 22:38:13 +0000 | [diff] [blame] | 1970 | xmlXIncludeErr(ctxt, node, |
| 1971 | XML_XINCLUDE_FALLBACK_NOT_IN_INCLUDE, |
| 1972 | "%s is not the child of an 'include'\n", |
| 1973 | XINCLUDE_FALLBACK); |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1974 | } |
| 1975 | } |
| 1976 | } |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1977 | return(0); |
| 1978 | } |
| 1979 | |
| 1980 | /** |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 1981 | * xmlXIncludeDoProcess: |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 1982 | * @ctxt: the XInclude processing context |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1983 | * @doc: an XML document |
Daniel Veillard | 8edf1c5 | 2003-07-22 20:52:14 +0000 | [diff] [blame] | 1984 | * @tree: the top of the tree to process |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1985 | * |
| 1986 | * Implement the XInclude substitution on the XML document @doc |
| 1987 | * |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 1988 | * Returns 0 if no substitution were done, -1 if some processing failed |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1989 | * or the number of substitutions done. |
| 1990 | */ |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 1991 | static int |
Daniel Veillard | 8edf1c5 | 2003-07-22 20:52:14 +0000 | [diff] [blame] | 1992 | xmlXIncludeDoProcess(xmlXIncludeCtxtPtr ctxt, xmlDocPtr doc, xmlNodePtr tree) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1993 | xmlNodePtr cur; |
| 1994 | int ret = 0; |
| 1995 | int i; |
| 1996 | |
Daniel Veillard | 8edf1c5 | 2003-07-22 20:52:14 +0000 | [diff] [blame] | 1997 | if ((doc == NULL) || (tree == NULL)) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1998 | return(-1); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1999 | if (ctxt == NULL) |
| 2000 | return(-1); |
| 2001 | |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 2002 | if (doc->URL != NULL) { |
| 2003 | ret = xmlXIncludeURLPush(ctxt, doc->URL); |
| 2004 | if (ret < 0) |
| 2005 | return(-1); |
| 2006 | } |
| 2007 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 2008 | /* |
| 2009 | * First phase: lookup the elements in the document |
| 2010 | */ |
Daniel Veillard | 8edf1c5 | 2003-07-22 20:52:14 +0000 | [diff] [blame] | 2011 | cur = tree; |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 2012 | if (xmlXIncludeTestNode(ctxt, cur) == 1) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 2013 | xmlXIncludePreProcessNode(ctxt, cur); |
| 2014 | while (cur != NULL) { |
| 2015 | /* TODO: need to work on entities -> stack */ |
| 2016 | if ((cur->children != NULL) && |
Daniel Veillard | ffe4f5e | 2003-07-06 17:35:43 +0000 | [diff] [blame] | 2017 | (cur->children->type != XML_ENTITY_DECL) && |
| 2018 | (cur->children->type != XML_XINCLUDE_START) && |
| 2019 | (cur->children->type != XML_XINCLUDE_END)) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 2020 | cur = cur->children; |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 2021 | if (xmlXIncludeTestNode(ctxt, cur)) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 2022 | xmlXIncludePreProcessNode(ctxt, cur); |
| 2023 | } else if (cur->next != NULL) { |
| 2024 | cur = cur->next; |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 2025 | if (xmlXIncludeTestNode(ctxt, cur)) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 2026 | xmlXIncludePreProcessNode(ctxt, cur); |
| 2027 | } else { |
| 2028 | do { |
| 2029 | cur = cur->parent; |
| 2030 | if (cur == NULL) break; /* do */ |
| 2031 | if (cur->next != NULL) { |
| 2032 | cur = cur->next; |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 2033 | if (xmlXIncludeTestNode(ctxt, cur)) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 2034 | xmlXIncludePreProcessNode(ctxt, cur); |
| 2035 | break; /* do */ |
| 2036 | } |
| 2037 | } while (cur != NULL); |
| 2038 | } |
| 2039 | } |
| 2040 | |
| 2041 | /* |
| 2042 | * Second Phase : collect the infosets fragments |
| 2043 | */ |
Daniel Veillard | bbc72c3 | 2002-09-05 10:52:10 +0000 | [diff] [blame] | 2044 | for (i = ctxt->incBase;i < ctxt->incNr; i++) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 2045 | xmlXIncludeLoadNode(ctxt, i); |
Daniel Veillard | 97fd567 | 2003-02-07 13:01:54 +0000 | [diff] [blame] | 2046 | ret++; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 2047 | } |
| 2048 | |
| 2049 | /* |
| 2050 | * Third phase: extend the original document infoset. |
| 2051 | */ |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 2052 | if (ctxt->nbErrors == 0) { |
| 2053 | for (i = ctxt->incBase;i < ctxt->incNr; i++) { |
| 2054 | xmlXIncludeIncludeNode(ctxt, i); |
| 2055 | } |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 2056 | } |
| 2057 | |
Daniel Veillard | f4b4f98 | 2003-02-13 11:02:08 +0000 | [diff] [blame] | 2058 | if (doc->URL != NULL) |
| 2059 | xmlXIncludeURLPop(ctxt); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 2060 | return(ret); |
| 2061 | } |
| 2062 | |
| 2063 | /** |
| 2064 | * xmlXIncludeProcess: |
| 2065 | * @doc: an XML document |
| 2066 | * |
| 2067 | * Implement the XInclude substitution on the XML document @doc |
| 2068 | * |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 2069 | * Returns 0 if no substitution were done, -1 if some processing failed |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 2070 | * or the number of substitutions done. |
| 2071 | */ |
| 2072 | int |
| 2073 | xmlXIncludeProcess(xmlDocPtr doc) { |
| 2074 | xmlXIncludeCtxtPtr ctxt; |
Daniel Veillard | 8edf1c5 | 2003-07-22 20:52:14 +0000 | [diff] [blame] | 2075 | xmlNodePtr tree; |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 2076 | int ret = 0; |
| 2077 | |
| 2078 | if (doc == NULL) |
| 2079 | return(-1); |
Daniel Veillard | 8edf1c5 | 2003-07-22 20:52:14 +0000 | [diff] [blame] | 2080 | tree = xmlDocGetRootElement(doc); |
| 2081 | if (tree == NULL) |
| 2082 | return(-1); |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 2083 | ctxt = xmlXIncludeNewContext(doc); |
| 2084 | if (ctxt == NULL) |
| 2085 | return(-1); |
Daniel Veillard | 8edf1c5 | 2003-07-22 20:52:14 +0000 | [diff] [blame] | 2086 | ret = xmlXIncludeDoProcess(ctxt, doc, tree); |
| 2087 | if ((ret >= 0) && (ctxt->nbErrors > 0)) |
| 2088 | ret = -1; |
| 2089 | |
| 2090 | xmlXIncludeFreeContext(ctxt); |
| 2091 | return(ret); |
| 2092 | } |
| 2093 | |
| 2094 | /** |
| 2095 | * xmlXIncludeProcessTree: |
| 2096 | * @tree: a node in an XML document |
| 2097 | * |
| 2098 | * Implement the XInclude substitution for the given subtree |
| 2099 | * |
| 2100 | * Returns 0 if no substitution were done, -1 if some processing failed |
| 2101 | * or the number of substitutions done. |
| 2102 | */ |
| 2103 | int |
| 2104 | xmlXIncludeProcessTree(xmlNodePtr tree) { |
| 2105 | xmlXIncludeCtxtPtr ctxt; |
| 2106 | int ret = 0; |
| 2107 | |
| 2108 | if ((tree == NULL) || (tree->doc == NULL)) |
| 2109 | return(-1); |
| 2110 | ctxt = xmlXIncludeNewContext(tree->doc); |
| 2111 | if (ctxt == NULL) |
| 2112 | return(-1); |
| 2113 | ret = xmlXIncludeDoProcess(ctxt, tree->doc, tree); |
Daniel Veillard | d581b7e | 2003-02-11 18:03:05 +0000 | [diff] [blame] | 2114 | if ((ret >= 0) && (ctxt->nbErrors > 0)) |
| 2115 | ret = -1; |
Daniel Veillard | d16df9f | 2001-05-23 13:44:21 +0000 | [diff] [blame] | 2116 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 2117 | xmlXIncludeFreeContext(ctxt); |
| 2118 | return(ret); |
| 2119 | } |
| 2120 | |
| 2121 | #else /* !LIBXML_XINCLUDE_ENABLED */ |
| 2122 | #endif |