Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1 | /* |
| 2 | * SAX.c : Default SAX handler to build a tree. |
| 3 | * |
| 4 | * See Copyright for the status of this software. |
| 5 | * |
Daniel Veillard | c5d6434 | 2001-06-24 12:13:24 +0000 | [diff] [blame] | 6 | * Daniel Veillard <daniel@veillard.com> |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 7 | */ |
| 8 | |
| 9 | |
Bjorn Reese | 70a9da5 | 2001-04-21 16:57:29 +0000 | [diff] [blame] | 10 | #include "libxml.h" |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 11 | #include <stdlib.h> |
| 12 | #include <string.h> |
| 13 | #include <libxml/xmlmemory.h> |
| 14 | #include <libxml/tree.h> |
| 15 | #include <libxml/parser.h> |
| 16 | #include <libxml/parserInternals.h> |
| 17 | #include <libxml/valid.h> |
| 18 | #include <libxml/entities.h> |
| 19 | #include <libxml/xmlerror.h> |
| 20 | #include <libxml/debugXML.h> |
| 21 | #include <libxml/xmlIO.h> |
| 22 | #include <libxml/SAX.h> |
| 23 | #include <libxml/uri.h> |
| 24 | #include <libxml/HTMLtree.h> |
| 25 | |
| 26 | /* #define DEBUG_SAX */ |
| 27 | /* #define DEBUG_SAX_TREE */ |
| 28 | |
| 29 | /** |
| 30 | * getPublicId: |
| 31 | * @ctx: the user data (XML parser context) |
| 32 | * |
| 33 | * Return the public ID e.g. "-//SGMLSOURCE//DTD DEMO//EN" |
| 34 | * |
| 35 | * Returns a xmlChar * |
| 36 | */ |
| 37 | const xmlChar * |
Daniel Veillard | c86a4fa | 2001-03-26 16:28:29 +0000 | [diff] [blame] | 38 | getPublicId(void *ctx ATTRIBUTE_UNUSED) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 39 | { |
| 40 | /* xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; */ |
| 41 | return(NULL); |
| 42 | } |
| 43 | |
| 44 | /** |
| 45 | * getSystemId: |
| 46 | * @ctx: the user data (XML parser context) |
| 47 | * |
| 48 | * Return the system ID, basically URL or filename e.g. |
| 49 | * http://www.sgmlsource.com/dtds/memo.dtd |
| 50 | * |
| 51 | * Returns a xmlChar * |
| 52 | */ |
| 53 | const xmlChar * |
| 54 | getSystemId(void *ctx) |
| 55 | { |
| 56 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 57 | return((const xmlChar *) ctxt->input->filename); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 58 | } |
| 59 | |
| 60 | /** |
| 61 | * getLineNumber: |
| 62 | * @ctx: the user data (XML parser context) |
| 63 | * |
| 64 | * Return the line number of the current parsing point. |
| 65 | * |
| 66 | * Returns an int |
| 67 | */ |
| 68 | int |
| 69 | getLineNumber(void *ctx) |
| 70 | { |
| 71 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 72 | return(ctxt->input->line); |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * getColumnNumber: |
| 77 | * @ctx: the user data (XML parser context) |
| 78 | * |
| 79 | * Return the column number of the current parsing point. |
| 80 | * |
| 81 | * Returns an int |
| 82 | */ |
| 83 | int |
| 84 | getColumnNumber(void *ctx) |
| 85 | { |
| 86 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 87 | return(ctxt->input->col); |
| 88 | } |
| 89 | |
| 90 | /* |
| 91 | * The default SAX Locator. |
| 92 | */ |
| 93 | |
| 94 | xmlSAXLocator xmlDefaultSAXLocator = { |
| 95 | getPublicId, getSystemId, getLineNumber, getColumnNumber |
| 96 | }; |
| 97 | |
| 98 | /** |
| 99 | * isStandalone: |
| 100 | * @ctx: the user data (XML parser context) |
| 101 | * |
| 102 | * Is this document tagged standalone ? |
| 103 | * |
| 104 | * Returns 1 if true |
| 105 | */ |
| 106 | int |
| 107 | isStandalone(void *ctx) |
| 108 | { |
| 109 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 110 | return(ctxt->myDoc->standalone == 1); |
| 111 | } |
| 112 | |
| 113 | /** |
| 114 | * hasInternalSubset: |
| 115 | * @ctx: the user data (XML parser context) |
| 116 | * |
| 117 | * Does this document has an internal subset |
| 118 | * |
| 119 | * Returns 1 if true |
| 120 | */ |
| 121 | int |
| 122 | hasInternalSubset(void *ctx) |
| 123 | { |
| 124 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 125 | return(ctxt->myDoc->intSubset != NULL); |
| 126 | } |
| 127 | |
| 128 | /** |
| 129 | * hasExternalSubset: |
| 130 | * @ctx: the user data (XML parser context) |
| 131 | * |
| 132 | * Does this document has an external subset |
| 133 | * |
| 134 | * Returns 1 if true |
| 135 | */ |
| 136 | int |
| 137 | hasExternalSubset(void *ctx) |
| 138 | { |
| 139 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 140 | return(ctxt->myDoc->extSubset != NULL); |
| 141 | } |
| 142 | |
| 143 | /** |
| 144 | * internalSubset: |
| 145 | * @ctx: the user data (XML parser context) |
| 146 | * @name: the root element name |
| 147 | * @ExternalID: the external ID |
| 148 | * @SystemID: the SYSTEM ID (e.g. filename or URL) |
| 149 | * |
| 150 | * Callback on internal subset declaration. |
| 151 | */ |
| 152 | void |
| 153 | internalSubset(void *ctx, const xmlChar *name, |
| 154 | const xmlChar *ExternalID, const xmlChar *SystemID) |
| 155 | { |
| 156 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 157 | xmlDtdPtr dtd; |
| 158 | #ifdef DEBUG_SAX |
| 159 | xmlGenericError(xmlGenericErrorContext, |
| 160 | "SAX.internalSubset(%s, %s, %s)\n", |
| 161 | name, ExternalID, SystemID); |
| 162 | #endif |
| 163 | |
| 164 | if (ctxt->myDoc == NULL) |
| 165 | return; |
| 166 | dtd = xmlGetIntSubset(ctxt->myDoc); |
| 167 | if (dtd != NULL) { |
| 168 | if (ctxt->html) |
| 169 | return; |
| 170 | xmlUnlinkNode((xmlNodePtr) dtd); |
| 171 | xmlFreeDtd(dtd); |
| 172 | ctxt->myDoc->intSubset = NULL; |
| 173 | } |
| 174 | ctxt->myDoc->intSubset = |
| 175 | xmlCreateIntSubset(ctxt->myDoc, name, ExternalID, SystemID); |
| 176 | } |
| 177 | |
| 178 | /** |
| 179 | * externalSubset: |
| 180 | * @ctx: the user data (XML parser context) |
| 181 | * @name: the root element name |
| 182 | * @ExternalID: the external ID |
| 183 | * @SystemID: the SYSTEM ID (e.g. filename or URL) |
| 184 | * |
| 185 | * Callback on external subset declaration. |
| 186 | */ |
| 187 | void |
| 188 | externalSubset(void *ctx, const xmlChar *name, |
| 189 | const xmlChar *ExternalID, const xmlChar *SystemID) |
| 190 | { |
| 191 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 192 | #ifdef DEBUG_SAX |
| 193 | xmlGenericError(xmlGenericErrorContext, |
| 194 | "SAX.externalSubset(%s, %s, %s)\n", |
| 195 | name, ExternalID, SystemID); |
| 196 | #endif |
| 197 | if (((ExternalID != NULL) || (SystemID != NULL)) && |
Daniel Veillard | 9403a04 | 2001-05-28 11:00:53 +0000 | [diff] [blame] | 198 | (((ctxt->validate) || (ctxt->loadsubset != 0)) && |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 199 | (ctxt->wellFormed && ctxt->myDoc))) { |
| 200 | /* |
| 201 | * Try to fetch and parse the external subset. |
| 202 | */ |
| 203 | xmlParserInputPtr oldinput; |
| 204 | int oldinputNr; |
| 205 | int oldinputMax; |
| 206 | xmlParserInputPtr *oldinputTab; |
| 207 | int oldwellFormed; |
| 208 | xmlParserInputPtr input = NULL; |
| 209 | xmlCharEncoding enc; |
| 210 | int oldcharset; |
| 211 | |
| 212 | /* |
| 213 | * Ask the Entity resolver to load the damn thing |
| 214 | */ |
| 215 | if ((ctxt->sax != NULL) && (ctxt->sax->resolveEntity != NULL)) |
| 216 | input = ctxt->sax->resolveEntity(ctxt->userData, ExternalID, |
| 217 | SystemID); |
| 218 | if (input == NULL) { |
| 219 | return; |
| 220 | } |
| 221 | |
| 222 | xmlNewDtd(ctxt->myDoc, name, ExternalID, SystemID); |
| 223 | |
| 224 | /* |
| 225 | * make sure we won't destroy the main document context |
| 226 | */ |
| 227 | oldinput = ctxt->input; |
| 228 | oldinputNr = ctxt->inputNr; |
| 229 | oldinputMax = ctxt->inputMax; |
| 230 | oldinputTab = ctxt->inputTab; |
| 231 | oldwellFormed = ctxt->wellFormed; |
| 232 | oldcharset = ctxt->charset; |
| 233 | |
| 234 | ctxt->inputTab = (xmlParserInputPtr *) |
| 235 | xmlMalloc(5 * sizeof(xmlParserInputPtr)); |
| 236 | if (ctxt->inputTab == NULL) { |
| 237 | ctxt->errNo = XML_ERR_NO_MEMORY; |
| 238 | if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL)) |
| 239 | ctxt->sax->error(ctxt->userData, |
| 240 | "externalSubset: out of memory\n"); |
| 241 | ctxt->errNo = XML_ERR_NO_MEMORY; |
| 242 | ctxt->input = oldinput; |
| 243 | ctxt->inputNr = oldinputNr; |
| 244 | ctxt->inputMax = oldinputMax; |
| 245 | ctxt->inputTab = oldinputTab; |
| 246 | ctxt->charset = oldcharset; |
| 247 | return; |
| 248 | } |
| 249 | ctxt->inputNr = 0; |
| 250 | ctxt->inputMax = 5; |
| 251 | ctxt->input = NULL; |
| 252 | xmlPushInput(ctxt, input); |
| 253 | |
| 254 | /* |
| 255 | * On the fly encoding conversion if needed |
| 256 | */ |
| 257 | enc = xmlDetectCharEncoding(ctxt->input->cur, 4); |
| 258 | xmlSwitchEncoding(ctxt, enc); |
| 259 | |
| 260 | if (input->filename == NULL) |
| 261 | input->filename = (char *) xmlStrdup(SystemID); |
| 262 | input->line = 1; |
| 263 | input->col = 1; |
| 264 | input->base = ctxt->input->cur; |
| 265 | input->cur = ctxt->input->cur; |
| 266 | input->free = NULL; |
| 267 | |
| 268 | /* |
| 269 | * let's parse that entity knowing it's an external subset. |
| 270 | */ |
| 271 | xmlParseExternalSubset(ctxt, ExternalID, SystemID); |
| 272 | |
| 273 | /* |
| 274 | * Free up the external entities |
| 275 | */ |
| 276 | |
| 277 | while (ctxt->inputNr > 1) |
| 278 | xmlPopInput(ctxt); |
| 279 | xmlFreeInputStream(ctxt->input); |
| 280 | xmlFree(ctxt->inputTab); |
| 281 | |
| 282 | /* |
| 283 | * Restore the parsing context of the main entity |
| 284 | */ |
| 285 | ctxt->input = oldinput; |
| 286 | ctxt->inputNr = oldinputNr; |
| 287 | ctxt->inputMax = oldinputMax; |
| 288 | ctxt->inputTab = oldinputTab; |
| 289 | ctxt->charset = oldcharset; |
| 290 | /* ctxt->wellFormed = oldwellFormed; */ |
| 291 | } |
| 292 | } |
| 293 | |
| 294 | /** |
| 295 | * resolveEntity: |
| 296 | * @ctx: the user data (XML parser context) |
| 297 | * @publicId: The public ID of the entity |
| 298 | * @systemId: The system ID of the entity |
| 299 | * |
| 300 | * The entity loader, to control the loading of external entities, |
| 301 | * the application can either: |
| 302 | * - override this resolveEntity() callback in the SAX block |
| 303 | * - or better use the xmlSetExternalEntityLoader() function to |
| 304 | * set up it's own entity resolution routine |
| 305 | * |
| 306 | * Returns the xmlParserInputPtr if inlined or NULL for DOM behaviour. |
| 307 | */ |
| 308 | xmlParserInputPtr |
| 309 | resolveEntity(void *ctx, const xmlChar *publicId, const xmlChar *systemId) |
| 310 | { |
| 311 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 312 | xmlParserInputPtr ret; |
| 313 | xmlChar *URI; |
| 314 | const char *base = NULL; |
| 315 | |
| 316 | if (ctxt->input != NULL) |
| 317 | base = ctxt->input->filename; |
| 318 | if (base == NULL) |
| 319 | base = ctxt->directory; |
| 320 | |
| 321 | URI = xmlBuildURI(systemId, (const xmlChar *) base); |
| 322 | |
| 323 | #ifdef DEBUG_SAX |
| 324 | xmlGenericError(xmlGenericErrorContext, |
| 325 | "SAX.resolveEntity(%s, %s)\n", publicId, systemId); |
| 326 | #endif |
| 327 | |
| 328 | ret = xmlLoadExternalEntity((const char *) URI, |
| 329 | (const char *) publicId, ctxt); |
| 330 | if (URI != NULL) |
| 331 | xmlFree(URI); |
| 332 | return(ret); |
| 333 | } |
| 334 | |
| 335 | /** |
| 336 | * getEntity: |
| 337 | * @ctx: the user data (XML parser context) |
| 338 | * @name: The entity name |
| 339 | * |
| 340 | * Get an entity by name |
| 341 | * |
| 342 | * Returns the xmlEntityPtr if found. |
| 343 | */ |
| 344 | xmlEntityPtr |
| 345 | getEntity(void *ctx, const xmlChar *name) |
| 346 | { |
| 347 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 348 | xmlEntityPtr ret; |
| 349 | |
| 350 | #ifdef DEBUG_SAX |
| 351 | xmlGenericError(xmlGenericErrorContext, |
| 352 | "SAX.getEntity(%s)\n", name); |
| 353 | #endif |
| 354 | |
| 355 | ret = xmlGetDocEntity(ctxt->myDoc, name); |
| 356 | if ((ret != NULL) && (ctxt->validate) && (ret->children == NULL) && |
| 357 | (ret->etype == XML_EXTERNAL_GENERAL_PARSED_ENTITY)) { |
| 358 | /* |
| 359 | * for validation purposes we really need to fetch and |
| 360 | * parse the external entity |
| 361 | */ |
| 362 | int parse; |
| 363 | xmlNodePtr children; |
| 364 | |
| 365 | parse = xmlParseCtxtExternalEntity(ctxt, |
Daniel Veillard | 1fd36d2 | 2001-07-04 22:54:28 +0000 | [diff] [blame] | 366 | ret->URI, ret->ExternalID, &children); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 367 | xmlAddChildList((xmlNodePtr) ret, children); |
| 368 | } |
| 369 | return(ret); |
| 370 | } |
| 371 | |
| 372 | /** |
| 373 | * getParameterEntity: |
| 374 | * @ctx: the user data (XML parser context) |
| 375 | * @name: The entity name |
| 376 | * |
| 377 | * Get a parameter entity by name |
| 378 | * |
| 379 | * Returns the xmlEntityPtr if found. |
| 380 | */ |
| 381 | xmlEntityPtr |
| 382 | getParameterEntity(void *ctx, const xmlChar *name) |
| 383 | { |
| 384 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 385 | xmlEntityPtr ret; |
| 386 | |
| 387 | #ifdef DEBUG_SAX |
| 388 | xmlGenericError(xmlGenericErrorContext, |
| 389 | "SAX.getParameterEntity(%s)\n", name); |
| 390 | #endif |
| 391 | |
| 392 | ret = xmlGetParameterEntity(ctxt->myDoc, name); |
| 393 | return(ret); |
| 394 | } |
| 395 | |
| 396 | |
| 397 | /** |
| 398 | * entityDecl: |
| 399 | * @ctx: the user data (XML parser context) |
| 400 | * @name: the entity name |
| 401 | * @type: the entity type |
| 402 | * @publicId: The public ID of the entity |
| 403 | * @systemId: The system ID of the entity |
| 404 | * @content: the entity value (without processing). |
| 405 | * |
| 406 | * An entity definition has been parsed |
| 407 | */ |
| 408 | void |
| 409 | entityDecl(void *ctx, const xmlChar *name, int type, |
| 410 | const xmlChar *publicId, const xmlChar *systemId, xmlChar *content) |
| 411 | { |
| 412 | xmlEntityPtr ent; |
| 413 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 414 | |
| 415 | #ifdef DEBUG_SAX |
| 416 | xmlGenericError(xmlGenericErrorContext, |
| 417 | "SAX.entityDecl(%s, %d, %s, %s, %s)\n", |
| 418 | name, type, publicId, systemId, content); |
| 419 | #endif |
| 420 | if (ctxt->inSubset == 1) { |
| 421 | ent = xmlAddDocEntity(ctxt->myDoc, name, type, publicId, |
| 422 | systemId, content); |
| 423 | if ((ent == NULL) && (ctxt->pedantic) && |
| 424 | (ctxt->sax != NULL) && (ctxt->sax->warning != NULL)) |
| 425 | ctxt->sax->warning(ctxt, |
| 426 | "Entity(%s) already defined in the internal subset\n", name); |
| 427 | if ((ent != NULL) && (ent->URI == NULL) && (systemId != NULL)) { |
| 428 | xmlChar *URI; |
| 429 | const char *base = NULL; |
| 430 | |
| 431 | if (ctxt->input != NULL) |
| 432 | base = ctxt->input->filename; |
| 433 | if (base == NULL) |
| 434 | base = ctxt->directory; |
| 435 | |
| 436 | URI = xmlBuildURI(systemId, (const xmlChar *) base); |
| 437 | ent->URI = URI; |
| 438 | } |
| 439 | } else if (ctxt->inSubset == 2) { |
| 440 | ent = xmlAddDtdEntity(ctxt->myDoc, name, type, publicId, |
| 441 | systemId, content); |
| 442 | if ((ent == NULL) && (ctxt->pedantic) && |
| 443 | (ctxt->sax != NULL) && (ctxt->sax->warning != NULL)) |
| 444 | ctxt->sax->warning(ctxt, |
| 445 | "Entity(%s) already defined in the external subset\n", name); |
| 446 | if ((ent != NULL) && (ent->URI == NULL) && (systemId != NULL)) { |
| 447 | xmlChar *URI; |
| 448 | const char *base = NULL; |
| 449 | |
| 450 | if (ctxt->input != NULL) |
| 451 | base = ctxt->input->filename; |
| 452 | if (base == NULL) |
| 453 | base = ctxt->directory; |
| 454 | |
| 455 | URI = xmlBuildURI(systemId, (const xmlChar *) base); |
| 456 | ent->URI = URI; |
| 457 | } |
| 458 | } else { |
| 459 | if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL)) |
| 460 | ctxt->sax->error(ctxt, |
| 461 | "SAX.entityDecl(%s) called while not in subset\n", name); |
| 462 | } |
| 463 | } |
| 464 | |
| 465 | /** |
| 466 | * attributeDecl: |
| 467 | * @ctx: the user data (XML parser context) |
| 468 | * @elem: the name of the element |
| 469 | * @fullname: the attribute name |
| 470 | * @type: the attribute type |
| 471 | * @def: the type of default value |
| 472 | * @defaultValue: the attribute default value |
| 473 | * @tree: the tree of enumerated value set |
| 474 | * |
| 475 | * An attribute definition has been parsed |
| 476 | */ |
| 477 | void |
| 478 | attributeDecl(void *ctx, const xmlChar *elem, const xmlChar *fullname, |
| 479 | int type, int def, const xmlChar *defaultValue, |
| 480 | xmlEnumerationPtr tree) |
| 481 | { |
| 482 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 483 | xmlAttributePtr attr; |
| 484 | xmlChar *name = NULL, *prefix = NULL; |
| 485 | |
| 486 | #ifdef DEBUG_SAX |
| 487 | xmlGenericError(xmlGenericErrorContext, |
| 488 | "SAX.attributeDecl(%s, %s, %d, %d, %s, ...)\n", |
| 489 | elem, fullname, type, def, defaultValue); |
| 490 | #endif |
| 491 | name = xmlSplitQName(ctxt, fullname, &prefix); |
| 492 | if (ctxt->inSubset == 1) |
| 493 | attr = xmlAddAttributeDecl(&ctxt->vctxt, ctxt->myDoc->intSubset, elem, |
| 494 | name, prefix, (xmlAttributeType) type, |
| 495 | (xmlAttributeDefault) def, defaultValue, tree); |
| 496 | else if (ctxt->inSubset == 2) |
| 497 | attr = xmlAddAttributeDecl(&ctxt->vctxt, ctxt->myDoc->extSubset, elem, |
| 498 | name, prefix, (xmlAttributeType) type, |
| 499 | (xmlAttributeDefault) def, defaultValue, tree); |
| 500 | else { |
| 501 | if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL)) |
| 502 | ctxt->sax->error(ctxt, |
| 503 | "SAX.attributeDecl(%s) called while not in subset\n", name); |
| 504 | return; |
| 505 | } |
| 506 | if (attr == 0) ctxt->valid = 0; |
| 507 | if (ctxt->validate && ctxt->wellFormed && |
| 508 | ctxt->myDoc && ctxt->myDoc->intSubset) |
| 509 | ctxt->valid &= xmlValidateAttributeDecl(&ctxt->vctxt, ctxt->myDoc, |
| 510 | attr); |
| 511 | if (prefix != NULL) |
| 512 | xmlFree(prefix); |
| 513 | if (name != NULL) |
| 514 | xmlFree(name); |
| 515 | } |
| 516 | |
| 517 | /** |
| 518 | * elementDecl: |
| 519 | * @ctx: the user data (XML parser context) |
| 520 | * @name: the element name |
| 521 | * @type: the element type |
| 522 | * @content: the element value tree |
| 523 | * |
| 524 | * An element definition has been parsed |
| 525 | */ |
| 526 | void |
Daniel Veillard | 1fd36d2 | 2001-07-04 22:54:28 +0000 | [diff] [blame] | 527 | elementDecl(void *ctx, const xmlChar * name, int type, |
| 528 | xmlElementContentPtr content) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 529 | { |
| 530 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 531 | xmlElementPtr elem = NULL; |
| 532 | |
| 533 | #ifdef DEBUG_SAX |
| 534 | xmlGenericError(xmlGenericErrorContext, |
Daniel Veillard | 1fd36d2 | 2001-07-04 22:54:28 +0000 | [diff] [blame] | 535 | "SAX.elementDecl(%s, %d, ...)\n", name, type); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 536 | #endif |
Daniel Veillard | 1fd36d2 | 2001-07-04 22:54:28 +0000 | [diff] [blame] | 537 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 538 | if (ctxt->inSubset == 1) |
Daniel Veillard | 1fd36d2 | 2001-07-04 22:54:28 +0000 | [diff] [blame] | 539 | elem = xmlAddElementDecl(&ctxt->vctxt, ctxt->myDoc->intSubset, |
| 540 | name, (xmlElementTypeVal) type, content); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 541 | else if (ctxt->inSubset == 2) |
Daniel Veillard | 1fd36d2 | 2001-07-04 22:54:28 +0000 | [diff] [blame] | 542 | elem = xmlAddElementDecl(&ctxt->vctxt, ctxt->myDoc->extSubset, |
| 543 | name, (xmlElementTypeVal) type, content); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 544 | else { |
Daniel Veillard | 1fd36d2 | 2001-07-04 22:54:28 +0000 | [diff] [blame] | 545 | if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL)) |
| 546 | ctxt->sax->error(ctxt, |
| 547 | "SAX.elementDecl(%s) called while not in subset\n", |
| 548 | name); |
| 549 | return; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 550 | } |
Daniel Veillard | 1fd36d2 | 2001-07-04 22:54:28 +0000 | [diff] [blame] | 551 | if (elem == NULL) |
| 552 | ctxt->valid = 0; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 553 | if (ctxt->validate && ctxt->wellFormed && |
| 554 | ctxt->myDoc && ctxt->myDoc->intSubset) |
Daniel Veillard | 1fd36d2 | 2001-07-04 22:54:28 +0000 | [diff] [blame] | 555 | ctxt->valid &= |
| 556 | xmlValidateElementDecl(&ctxt->vctxt, ctxt->myDoc, elem); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 557 | } |
| 558 | |
| 559 | /** |
| 560 | * notationDecl: |
| 561 | * @ctx: the user data (XML parser context) |
| 562 | * @name: The name of the notation |
| 563 | * @publicId: The public ID of the entity |
| 564 | * @systemId: The system ID of the entity |
| 565 | * |
| 566 | * What to do when a notation declaration has been parsed. |
| 567 | */ |
| 568 | void |
| 569 | notationDecl(void *ctx, const xmlChar *name, |
| 570 | const xmlChar *publicId, const xmlChar *systemId) |
| 571 | { |
| 572 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 573 | xmlNotationPtr nota = NULL; |
| 574 | |
| 575 | #ifdef DEBUG_SAX |
| 576 | xmlGenericError(xmlGenericErrorContext, |
| 577 | "SAX.notationDecl(%s, %s, %s)\n", name, publicId, systemId); |
| 578 | #endif |
| 579 | |
| 580 | if (ctxt->inSubset == 1) |
| 581 | nota = xmlAddNotationDecl(&ctxt->vctxt, ctxt->myDoc->intSubset, name, |
| 582 | publicId, systemId); |
| 583 | else if (ctxt->inSubset == 2) |
Daniel Veillard | 25239c1 | 2001-03-14 13:56:48 +0000 | [diff] [blame] | 584 | nota = xmlAddNotationDecl(&ctxt->vctxt, ctxt->myDoc->extSubset, name, |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 585 | publicId, systemId); |
| 586 | else { |
| 587 | if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL)) |
| 588 | ctxt->sax->error(ctxt, |
| 589 | "SAX.notationDecl(%s) called while not in subset\n", name); |
| 590 | return; |
| 591 | } |
| 592 | if (nota == NULL) ctxt->valid = 0; |
| 593 | if (ctxt->validate && ctxt->wellFormed && |
| 594 | ctxt->myDoc && ctxt->myDoc->intSubset) |
| 595 | ctxt->valid &= xmlValidateNotationDecl(&ctxt->vctxt, ctxt->myDoc, |
| 596 | nota); |
| 597 | } |
| 598 | |
| 599 | /** |
| 600 | * unparsedEntityDecl: |
| 601 | * @ctx: the user data (XML parser context) |
| 602 | * @name: The name of the entity |
| 603 | * @publicId: The public ID of the entity |
| 604 | * @systemId: The system ID of the entity |
| 605 | * @notationName: the name of the notation |
| 606 | * |
| 607 | * What to do when an unparsed entity declaration is parsed |
| 608 | */ |
| 609 | void |
| 610 | unparsedEntityDecl(void *ctx, const xmlChar *name, |
| 611 | const xmlChar *publicId, const xmlChar *systemId, |
| 612 | const xmlChar *notationName) |
| 613 | { |
| 614 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 615 | #ifdef DEBUG_SAX |
| 616 | xmlGenericError(xmlGenericErrorContext, |
| 617 | "SAX.unparsedEntityDecl(%s, %s, %s, %s)\n", |
| 618 | name, publicId, systemId, notationName); |
| 619 | #endif |
| 620 | if (ctxt->validate && ctxt->wellFormed && |
Daniel Veillard | e020c3a | 2001-03-21 18:06:15 +0000 | [diff] [blame] | 621 | ctxt->myDoc && ctxt->myDoc->extSubset) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 622 | ctxt->valid &= xmlValidateNotationUse(&ctxt->vctxt, ctxt->myDoc, |
| 623 | notationName); |
Daniel Veillard | e020c3a | 2001-03-21 18:06:15 +0000 | [diff] [blame] | 624 | if (ctxt->inSubset == 1) |
| 625 | xmlAddDocEntity(ctxt->myDoc, name, |
| 626 | XML_EXTERNAL_GENERAL_UNPARSED_ENTITY, |
| 627 | publicId, systemId, notationName); |
| 628 | else if (ctxt->inSubset == 2) |
| 629 | xmlAddDtdEntity(ctxt->myDoc, name, |
| 630 | XML_EXTERNAL_GENERAL_UNPARSED_ENTITY, |
| 631 | publicId, systemId, notationName); |
| 632 | else { |
| 633 | if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL)) |
| 634 | ctxt->sax->error(ctxt, |
| 635 | "SAX.unparsedEntityDecl(%s) called while not in subset\n", name); |
| 636 | } |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 637 | } |
| 638 | |
| 639 | /** |
| 640 | * setDocumentLocator: |
| 641 | * @ctx: the user data (XML parser context) |
| 642 | * @loc: A SAX Locator |
| 643 | * |
| 644 | * Receive the document locator at startup, actually xmlDefaultSAXLocator |
| 645 | * Everything is available on the context, so this is useless in our case. |
| 646 | */ |
| 647 | void |
Daniel Veillard | c86a4fa | 2001-03-26 16:28:29 +0000 | [diff] [blame] | 648 | setDocumentLocator(void *ctx ATTRIBUTE_UNUSED, xmlSAXLocatorPtr loc ATTRIBUTE_UNUSED) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 649 | { |
| 650 | /* xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; */ |
| 651 | #ifdef DEBUG_SAX |
| 652 | xmlGenericError(xmlGenericErrorContext, |
| 653 | "SAX.setDocumentLocator()\n"); |
| 654 | #endif |
| 655 | } |
| 656 | |
| 657 | /** |
| 658 | * startDocument: |
| 659 | * @ctx: the user data (XML parser context) |
| 660 | * |
| 661 | * called when the document start being processed. |
| 662 | */ |
| 663 | void |
| 664 | startDocument(void *ctx) |
| 665 | { |
| 666 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 667 | xmlDocPtr doc; |
| 668 | |
| 669 | #ifdef DEBUG_SAX |
| 670 | xmlGenericError(xmlGenericErrorContext, |
| 671 | "SAX.startDocument()\n"); |
| 672 | #endif |
| 673 | if (ctxt->html) { |
| 674 | if (ctxt->myDoc == NULL) |
| 675 | #ifdef LIBXML_HTML_ENABLED |
| 676 | ctxt->myDoc = htmlNewDocNoDtD(NULL, NULL); |
| 677 | #else |
| 678 | xmlGenericError(xmlGenericErrorContext, |
| 679 | "libxml2 built without HTML support\n"); |
| 680 | #endif |
| 681 | } else { |
| 682 | doc = ctxt->myDoc = xmlNewDoc(ctxt->version); |
| 683 | if (doc != NULL) { |
| 684 | if (ctxt->encoding != NULL) |
| 685 | doc->encoding = xmlStrdup(ctxt->encoding); |
| 686 | else |
| 687 | doc->encoding = NULL; |
| 688 | doc->standalone = ctxt->standalone; |
| 689 | } |
| 690 | } |
| 691 | if ((ctxt->myDoc != NULL) && (ctxt->myDoc->URL == NULL) && |
| 692 | (ctxt->input != NULL) && (ctxt->input->filename != NULL)) { |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 693 | ctxt->myDoc->URL = xmlStrdup((const xmlChar *) ctxt->input->filename); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 694 | } |
| 695 | } |
| 696 | |
| 697 | /** |
| 698 | * endDocument: |
| 699 | * @ctx: the user data (XML parser context) |
| 700 | * |
| 701 | * called when the document end has been detected. |
| 702 | */ |
| 703 | void |
| 704 | endDocument(void *ctx) |
| 705 | { |
| 706 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 707 | #ifdef DEBUG_SAX |
| 708 | xmlGenericError(xmlGenericErrorContext, |
| 709 | "SAX.endDocument()\n"); |
| 710 | #endif |
| 711 | if (ctxt->validate && ctxt->wellFormed && |
| 712 | ctxt->myDoc && ctxt->myDoc->intSubset) |
| 713 | ctxt->valid &= xmlValidateDocumentFinal(&ctxt->vctxt, ctxt->myDoc); |
| 714 | |
| 715 | /* |
| 716 | * Grab the encoding if it was added on-the-fly |
| 717 | */ |
| 718 | if ((ctxt->encoding != NULL) && (ctxt->myDoc != NULL) && |
| 719 | (ctxt->myDoc->encoding == NULL)) { |
| 720 | ctxt->myDoc->encoding = ctxt->encoding; |
| 721 | ctxt->encoding = NULL; |
| 722 | } |
| 723 | if ((ctxt->inputTab[0]->encoding != NULL) && (ctxt->myDoc != NULL) && |
| 724 | (ctxt->myDoc->encoding == NULL)) { |
| 725 | ctxt->myDoc->encoding = xmlStrdup(ctxt->inputTab[0]->encoding); |
| 726 | } |
| 727 | if ((ctxt->charset != XML_CHAR_ENCODING_NONE) && (ctxt->myDoc != NULL) && |
| 728 | (ctxt->myDoc->charset == XML_CHAR_ENCODING_NONE)) { |
| 729 | ctxt->myDoc->charset = ctxt->charset; |
| 730 | } |
| 731 | } |
| 732 | |
| 733 | /** |
| 734 | * attribute: |
| 735 | * @ctx: the user data (XML parser context) |
| 736 | * @fullname: The attribute name, including namespace prefix |
| 737 | * @value: The attribute value |
| 738 | * |
| 739 | * Handle an attribute that has been read by the parser. |
| 740 | * The default handling is to convert the attribute into an |
| 741 | * DOM subtree and past it in a new xmlAttr element added to |
| 742 | * the element. |
| 743 | */ |
| 744 | void |
| 745 | attribute(void *ctx, const xmlChar *fullname, const xmlChar *value) |
| 746 | { |
| 747 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 748 | xmlAttrPtr ret; |
| 749 | xmlChar *name; |
| 750 | xmlChar *ns; |
| 751 | xmlChar *nval; |
| 752 | xmlNsPtr namespace; |
| 753 | |
| 754 | /**************** |
| 755 | #ifdef DEBUG_SAX |
| 756 | xmlGenericError(xmlGenericErrorContext, |
| 757 | "SAX.attribute(%s, %s)\n", fullname, value); |
| 758 | #endif |
| 759 | ****************/ |
| 760 | /* |
| 761 | * Split the full name into a namespace prefix and the tag name |
| 762 | */ |
| 763 | name = xmlSplitQName(ctxt, fullname, &ns); |
| 764 | |
| 765 | /* |
| 766 | * Do the last stage of the attribute normalization |
| 767 | * Needed for HTML too: |
| 768 | * http://www.w3.org/TR/html4/types.html#h-6.2 |
| 769 | */ |
| 770 | nval = xmlValidNormalizeAttributeValue(ctxt->myDoc, ctxt->node, |
| 771 | fullname, value); |
| 772 | if (nval != NULL) |
| 773 | value = nval; |
| 774 | |
| 775 | /* |
| 776 | * Check whether it's a namespace definition |
| 777 | */ |
| 778 | if ((!ctxt->html) && (ns == NULL) && |
| 779 | (name[0] == 'x') && (name[1] == 'm') && (name[2] == 'l') && |
| 780 | (name[3] == 'n') && (name[4] == 's') && (name[5] == 0)) { |
| 781 | if (value[0] != 0) { |
| 782 | xmlURIPtr uri; |
| 783 | |
| 784 | uri = xmlParseURI((const char *)value); |
| 785 | if (uri == NULL) { |
| 786 | if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL)) |
| 787 | ctxt->sax->warning(ctxt->userData, |
| 788 | "nmlns: %s not a valid URI\n", value); |
| 789 | } else { |
| 790 | if (uri->scheme == NULL) { |
| 791 | if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL)) |
| 792 | ctxt->sax->warning(ctxt->userData, |
| 793 | "nmlns: URI %s is not absolute\n", value); |
| 794 | } |
| 795 | xmlFreeURI(uri); |
| 796 | } |
| 797 | } |
| 798 | |
| 799 | /* a default namespace definition */ |
| 800 | xmlNewNs(ctxt->node, value, NULL); |
| 801 | if (name != NULL) |
| 802 | xmlFree(name); |
| 803 | if (nval != NULL) |
| 804 | xmlFree(nval); |
| 805 | return; |
| 806 | } |
| 807 | if ((!ctxt->html) && |
| 808 | (ns != NULL) && (ns[0] == 'x') && (ns[1] == 'm') && (ns[2] == 'l') && |
| 809 | (ns[3] == 'n') && (ns[4] == 's') && (ns[5] == 0)) { |
| 810 | /* |
| 811 | * Validate also for namespace decls, they are attributes from |
| 812 | * an XML-1.0 perspective |
| 813 | TODO ... doesn't map well with current API |
| 814 | if (ctxt->validate && ctxt->wellFormed && |
| 815 | ctxt->myDoc && ctxt->myDoc->intSubset) |
| 816 | ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt, ctxt->myDoc, |
| 817 | ctxt->node, ret, value); |
| 818 | */ |
| 819 | /* a standard namespace definition */ |
| 820 | xmlNewNs(ctxt->node, value, name); |
| 821 | xmlFree(ns); |
| 822 | if (name != NULL) |
| 823 | xmlFree(name); |
| 824 | if (nval != NULL) |
| 825 | xmlFree(nval); |
| 826 | return; |
| 827 | } |
| 828 | |
| 829 | if (ns != NULL) |
| 830 | namespace = xmlSearchNs(ctxt->myDoc, ctxt->node, ns); |
| 831 | else { |
| 832 | namespace = NULL; |
| 833 | } |
| 834 | |
| 835 | /* !!!!!! <a toto:arg="" xmlns:toto="http://toto.com"> */ |
| 836 | ret = xmlNewNsProp(ctxt->node, namespace, name, NULL); |
| 837 | |
| 838 | if (ret != NULL) { |
| 839 | if ((ctxt->replaceEntities == 0) && (!ctxt->html)) { |
| 840 | xmlNodePtr tmp; |
| 841 | |
| 842 | ret->children = xmlStringGetNodeList(ctxt->myDoc, value); |
| 843 | tmp = ret->children; |
| 844 | while (tmp != NULL) { |
| 845 | tmp->parent = (xmlNodePtr) ret; |
| 846 | if (tmp->next == NULL) |
| 847 | ret->last = tmp; |
| 848 | tmp = tmp->next; |
| 849 | } |
| 850 | } else if (value != NULL) { |
| 851 | ret->children = xmlNewDocText(ctxt->myDoc, value); |
| 852 | ret->last = ret->children; |
| 853 | if (ret->children != NULL) |
| 854 | ret->children->parent = (xmlNodePtr) ret; |
| 855 | } |
| 856 | } |
| 857 | |
| 858 | if ((!ctxt->html) && ctxt->validate && ctxt->wellFormed && |
| 859 | ctxt->myDoc && ctxt->myDoc->intSubset) { |
| 860 | |
| 861 | /* |
| 862 | * If we don't substitute entities, the validation should be |
| 863 | * done on a value with replaced entities anyway. |
| 864 | */ |
| 865 | if (!ctxt->replaceEntities) { |
| 866 | xmlChar *val; |
| 867 | |
| 868 | ctxt->depth++; |
| 869 | val = xmlStringDecodeEntities(ctxt, value, XML_SUBSTITUTE_REF, |
| 870 | 0,0,0); |
| 871 | ctxt->depth--; |
| 872 | if (val == NULL) |
| 873 | ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt, |
| 874 | ctxt->myDoc, ctxt->node, ret, value); |
| 875 | else { |
| 876 | ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt, |
| 877 | ctxt->myDoc, ctxt->node, ret, val); |
| 878 | xmlFree(val); |
| 879 | } |
| 880 | } else { |
| 881 | ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt, ctxt->myDoc, |
| 882 | ctxt->node, ret, value); |
| 883 | } |
Daniel Veillard | 62f313b | 2001-07-04 19:49:14 +0000 | [diff] [blame] | 884 | } else if (((ctxt->replaceEntities == 0) && (ctxt->external != 2)) || |
| 885 | ((ctxt->replaceEntities != 0) && (ctxt->inSubset == 0))) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 886 | /* |
| 887 | * when validating, the ID registration is done at the attribute |
| 888 | * validation level. Otherwise we have to do specific handling here. |
| 889 | */ |
| 890 | if (xmlIsID(ctxt->myDoc, ctxt->node, ret)) |
| 891 | xmlAddID(&ctxt->vctxt, ctxt->myDoc, value, ret); |
| 892 | else if (xmlIsRef(ctxt->myDoc, ctxt->node, ret)) |
| 893 | xmlAddRef(&ctxt->vctxt, ctxt->myDoc, value, ret); |
| 894 | } |
| 895 | |
| 896 | if (nval != NULL) |
| 897 | xmlFree(nval); |
| 898 | if (name != NULL) |
| 899 | xmlFree(name); |
| 900 | if (ns != NULL) |
| 901 | xmlFree(ns); |
| 902 | } |
| 903 | |
| 904 | /** |
| 905 | * startElement: |
| 906 | * @ctx: the user data (XML parser context) |
| 907 | * @fullname: The element name, including namespace prefix |
| 908 | * @atts: An array of name/value attributes pairs, NULL terminated |
| 909 | * |
| 910 | * called when an opening tag has been processed. |
| 911 | */ |
| 912 | void |
| 913 | startElement(void *ctx, const xmlChar *fullname, const xmlChar **atts) |
| 914 | { |
| 915 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 916 | xmlNodePtr ret; |
| 917 | xmlNodePtr parent = ctxt->node; |
| 918 | xmlNsPtr ns; |
| 919 | xmlChar *name; |
| 920 | xmlChar *prefix; |
| 921 | const xmlChar *att; |
| 922 | const xmlChar *value; |
| 923 | int i; |
| 924 | |
| 925 | #ifdef DEBUG_SAX |
| 926 | xmlGenericError(xmlGenericErrorContext, |
| 927 | "SAX.startElement(%s)\n", fullname); |
| 928 | #endif |
| 929 | |
| 930 | /* |
| 931 | * First check on validity: |
| 932 | */ |
| 933 | if (ctxt->validate && (ctxt->myDoc->extSubset == NULL) && |
| 934 | ((ctxt->myDoc->intSubset == NULL) || |
| 935 | ((ctxt->myDoc->intSubset->notations == NULL) && |
| 936 | (ctxt->myDoc->intSubset->elements == NULL) && |
| 937 | (ctxt->myDoc->intSubset->attributes == NULL) && |
| 938 | (ctxt->myDoc->intSubset->entities == NULL)))) { |
| 939 | if (ctxt->vctxt.error != NULL) { |
| 940 | ctxt->vctxt.error(ctxt->vctxt.userData, |
| 941 | "Validation failed: no DTD found !\n"); |
| 942 | } |
| 943 | ctxt->validate = 0; |
| 944 | } |
| 945 | |
| 946 | |
| 947 | /* |
| 948 | * Split the full name into a namespace prefix and the tag name |
| 949 | */ |
| 950 | name = xmlSplitQName(ctxt, fullname, &prefix); |
| 951 | |
| 952 | |
| 953 | /* |
| 954 | * Note : the namespace resolution is deferred until the end of the |
| 955 | * attributes parsing, since local namespace can be defined as |
| 956 | * an attribute at this level. |
| 957 | */ |
| 958 | ret = xmlNewDocNode(ctxt->myDoc, NULL, name, NULL); |
| 959 | if (ret == NULL) return; |
| 960 | if (ctxt->myDoc->children == NULL) { |
| 961 | #ifdef DEBUG_SAX_TREE |
| 962 | xmlGenericError(xmlGenericErrorContext, "Setting %s as root\n", name); |
| 963 | #endif |
| 964 | xmlAddChild((xmlNodePtr) ctxt->myDoc, (xmlNodePtr) ret); |
| 965 | } else if (parent == NULL) { |
| 966 | parent = ctxt->myDoc->children; |
| 967 | } |
| 968 | ctxt->nodemem = -1; |
| 969 | |
| 970 | /* |
| 971 | * We are parsing a new node. |
| 972 | */ |
| 973 | #ifdef DEBUG_SAX_TREE |
| 974 | xmlGenericError(xmlGenericErrorContext, "pushing(%s)\n", name); |
| 975 | #endif |
| 976 | nodePush(ctxt, ret); |
| 977 | |
| 978 | /* |
| 979 | * Link the child element |
| 980 | */ |
| 981 | if (parent != NULL) { |
| 982 | if (parent->type == XML_ELEMENT_NODE) { |
| 983 | #ifdef DEBUG_SAX_TREE |
| 984 | xmlGenericError(xmlGenericErrorContext, |
| 985 | "adding child %s to %s\n", name, parent->name); |
| 986 | #endif |
| 987 | xmlAddChild(parent, ret); |
| 988 | } else { |
| 989 | #ifdef DEBUG_SAX_TREE |
| 990 | xmlGenericError(xmlGenericErrorContext, |
| 991 | "adding sibling %s to ", name); |
| 992 | xmlDebugDumpOneNode(stderr, parent, 0); |
| 993 | #endif |
| 994 | xmlAddSibling(parent, ret); |
| 995 | } |
| 996 | } |
| 997 | |
| 998 | /* |
| 999 | * process all the attributes whose name start with "xml" |
| 1000 | */ |
| 1001 | if (atts != NULL) { |
| 1002 | i = 0; |
| 1003 | att = atts[i++]; |
| 1004 | value = atts[i++]; |
| 1005 | if (!ctxt->html) { |
| 1006 | while ((att != NULL) && (value != NULL)) { |
| 1007 | if ((att[0] == 'x') && (att[1] == 'm') && (att[2] == 'l')) |
| 1008 | attribute(ctxt, att, value); |
| 1009 | |
| 1010 | att = atts[i++]; |
| 1011 | value = atts[i++]; |
| 1012 | } |
| 1013 | } |
| 1014 | } |
| 1015 | |
| 1016 | /* |
| 1017 | * Search the namespace, note that since the attributes have been |
| 1018 | * processed, the local namespaces are available. |
| 1019 | */ |
| 1020 | ns = xmlSearchNs(ctxt->myDoc, ret, prefix); |
| 1021 | if ((ns == NULL) && (parent != NULL)) |
| 1022 | ns = xmlSearchNs(ctxt->myDoc, parent, prefix); |
| 1023 | if ((prefix != NULL) && (ns == NULL)) { |
| 1024 | ns = xmlNewNs(ret, NULL, prefix); |
| 1025 | if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL)) |
| 1026 | ctxt->sax->warning(ctxt->userData, |
| 1027 | "Namespace prefix %s is not defined\n", prefix); |
| 1028 | } |
| 1029 | xmlSetNs(ret, ns); |
| 1030 | |
| 1031 | /* |
| 1032 | * process all the other attributes |
| 1033 | */ |
| 1034 | if (atts != NULL) { |
| 1035 | i = 0; |
| 1036 | att = atts[i++]; |
| 1037 | value = atts[i++]; |
| 1038 | if (ctxt->html) { |
| 1039 | while (att != NULL) { |
| 1040 | attribute(ctxt, att, value); |
| 1041 | att = atts[i++]; |
| 1042 | value = atts[i++]; |
| 1043 | } |
| 1044 | } else { |
| 1045 | while ((att != NULL) && (value != NULL)) { |
| 1046 | if ((att[0] != 'x') || (att[1] != 'm') || (att[2] != 'l')) |
| 1047 | attribute(ctxt, att, value); |
| 1048 | |
| 1049 | /* |
| 1050 | * Next ones |
| 1051 | */ |
| 1052 | att = atts[i++]; |
| 1053 | value = atts[i++]; |
| 1054 | } |
| 1055 | } |
| 1056 | } |
| 1057 | |
| 1058 | /* |
| 1059 | * If it's the Document root, finish the Dtd validation and |
| 1060 | * check the document root element for validity |
| 1061 | */ |
| 1062 | if ((ctxt->validate) && (ctxt->vctxt.finishDtd == 0)) { |
| 1063 | ctxt->valid &= xmlValidateDtdFinal(&ctxt->vctxt, ctxt->myDoc); |
| 1064 | ctxt->valid &= xmlValidateRoot(&ctxt->vctxt, ctxt->myDoc); |
| 1065 | ctxt->vctxt.finishDtd = 1; |
| 1066 | } |
| 1067 | |
| 1068 | if (prefix != NULL) |
| 1069 | xmlFree(prefix); |
| 1070 | if (name != NULL) |
| 1071 | xmlFree(name); |
| 1072 | |
| 1073 | } |
| 1074 | |
| 1075 | /** |
| 1076 | * endElement: |
| 1077 | * @ctx: the user data (XML parser context) |
| 1078 | * @name: The element name |
| 1079 | * |
| 1080 | * called when the end of an element has been detected. |
| 1081 | */ |
| 1082 | void |
Daniel Veillard | c86a4fa | 2001-03-26 16:28:29 +0000 | [diff] [blame] | 1083 | endElement(void *ctx, const xmlChar *name ATTRIBUTE_UNUSED) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1084 | { |
| 1085 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1086 | xmlParserNodeInfo node_info; |
| 1087 | xmlNodePtr cur = ctxt->node; |
| 1088 | |
| 1089 | #ifdef DEBUG_SAX |
| 1090 | if (name == NULL) |
| 1091 | xmlGenericError(xmlGenericErrorContext, "SAX.endElement(NULL)\n"); |
| 1092 | else |
| 1093 | xmlGenericError(xmlGenericErrorContext, "SAX.endElement(%s)\n", name); |
| 1094 | #endif |
| 1095 | |
| 1096 | /* Capture end position and add node */ |
| 1097 | if (cur != NULL && ctxt->record_info) { |
| 1098 | node_info.end_pos = ctxt->input->cur - ctxt->input->base; |
| 1099 | node_info.end_line = ctxt->input->line; |
| 1100 | node_info.node = cur; |
| 1101 | xmlParserAddNodeInfo(ctxt, &node_info); |
| 1102 | } |
| 1103 | ctxt->nodemem = -1; |
| 1104 | |
| 1105 | if (ctxt->validate && ctxt->wellFormed && |
| 1106 | ctxt->myDoc && ctxt->myDoc->intSubset) |
| 1107 | ctxt->valid &= xmlValidateOneElement(&ctxt->vctxt, ctxt->myDoc, |
| 1108 | cur); |
| 1109 | |
| 1110 | |
| 1111 | /* |
| 1112 | * end of parsing of this node. |
| 1113 | */ |
| 1114 | #ifdef DEBUG_SAX_TREE |
| 1115 | xmlGenericError(xmlGenericErrorContext, "popping(%s)\n", cur->name); |
| 1116 | #endif |
| 1117 | nodePop(ctxt); |
| 1118 | } |
| 1119 | |
| 1120 | /** |
| 1121 | * reference: |
| 1122 | * @ctx: the user data (XML parser context) |
| 1123 | * @name: The entity name |
| 1124 | * |
| 1125 | * called when an entity reference is detected. |
| 1126 | */ |
| 1127 | void |
| 1128 | reference(void *ctx, const xmlChar *name) |
| 1129 | { |
| 1130 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1131 | xmlNodePtr ret; |
| 1132 | |
| 1133 | #ifdef DEBUG_SAX |
| 1134 | xmlGenericError(xmlGenericErrorContext, |
| 1135 | "SAX.reference(%s)\n", name); |
| 1136 | #endif |
| 1137 | if (name[0] == '#') |
| 1138 | ret = xmlNewCharRef(ctxt->myDoc, name); |
| 1139 | else |
| 1140 | ret = xmlNewReference(ctxt->myDoc, name); |
| 1141 | #ifdef DEBUG_SAX_TREE |
| 1142 | xmlGenericError(xmlGenericErrorContext, |
| 1143 | "add reference %s to %s \n", name, ctxt->node->name); |
| 1144 | #endif |
| 1145 | xmlAddChild(ctxt->node, ret); |
| 1146 | } |
| 1147 | |
| 1148 | /** |
| 1149 | * characters: |
| 1150 | * @ctx: the user data (XML parser context) |
| 1151 | * @ch: a xmlChar string |
| 1152 | * @len: the number of xmlChar |
| 1153 | * |
| 1154 | * receiving some chars from the parser. |
| 1155 | * Question: how much at a time ??? |
| 1156 | */ |
| 1157 | void |
| 1158 | characters(void *ctx, const xmlChar *ch, int len) |
| 1159 | { |
| 1160 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1161 | xmlNodePtr lastChild; |
| 1162 | |
| 1163 | #ifdef DEBUG_SAX |
| 1164 | xmlGenericError(xmlGenericErrorContext, |
| 1165 | "SAX.characters(%.30s, %d)\n", ch, len); |
| 1166 | #endif |
| 1167 | /* |
| 1168 | * Handle the data if any. If there is no child |
| 1169 | * add it as content, otherwise if the last child is text, |
| 1170 | * concatenate it, else create a new node of type text. |
| 1171 | */ |
| 1172 | |
| 1173 | if (ctxt->node == NULL) { |
| 1174 | #ifdef DEBUG_SAX_TREE |
| 1175 | xmlGenericError(xmlGenericErrorContext, |
| 1176 | "add chars: ctxt->node == NULL !\n"); |
| 1177 | #endif |
| 1178 | return; |
| 1179 | } |
| 1180 | lastChild = xmlGetLastChild(ctxt->node); |
| 1181 | #ifdef DEBUG_SAX_TREE |
| 1182 | xmlGenericError(xmlGenericErrorContext, |
| 1183 | "add chars to %s \n", ctxt->node->name); |
| 1184 | #endif |
| 1185 | |
| 1186 | /* |
| 1187 | * Here we needed an accelerator mechanism in case of very large |
| 1188 | * elements. Use an attribute in the structure !!! |
| 1189 | */ |
| 1190 | if (lastChild == NULL) { |
| 1191 | /* first node, first time */ |
| 1192 | xmlNodeAddContentLen(ctxt->node, ch, len); |
| 1193 | #ifndef XML_USE_BUFFER_CONTENT |
| 1194 | if (ctxt->node->children != NULL) { |
| 1195 | ctxt->nodelen = len; |
| 1196 | ctxt->nodemem = len + 1; |
| 1197 | } |
| 1198 | #endif |
| 1199 | } else { |
Daniel Veillard | 80f3257 | 2001-03-07 19:45:40 +0000 | [diff] [blame] | 1200 | int isText = xmlNodeIsText(lastChild); |
| 1201 | if ((isText) && (ctxt->nodemem != 0)) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1202 | #ifndef XML_USE_BUFFER_CONTENT |
| 1203 | /* |
| 1204 | * The whole point of maintaining nodelen and nodemem, |
| 1205 | * xmlTextConcat is too costly, i.e. compute lenght, |
| 1206 | * reallocate a new buffer, move data, append ch. Here |
| 1207 | * We try to minimaze realloc() uses and avoid copying |
| 1208 | * and recomputing lenght over and over. |
| 1209 | */ |
| 1210 | if (ctxt->nodelen + len >= ctxt->nodemem) { |
| 1211 | xmlChar *newbuf; |
| 1212 | int size; |
| 1213 | |
| 1214 | size = ctxt->nodemem + len; |
| 1215 | size *= 2; |
| 1216 | newbuf = (xmlChar *) xmlRealloc(lastChild->content,size); |
| 1217 | if (newbuf == NULL) { |
| 1218 | if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL)) |
| 1219 | ctxt->sax->error(ctxt->userData, |
| 1220 | "SAX.characters(): out of memory\n"); |
| 1221 | return; |
| 1222 | } |
| 1223 | ctxt->nodemem = size; |
| 1224 | lastChild->content = newbuf; |
| 1225 | } |
| 1226 | memcpy(&lastChild->content[ctxt->nodelen], ch, len); |
| 1227 | ctxt->nodelen += len; |
| 1228 | lastChild->content[ctxt->nodelen] = 0; |
| 1229 | #else |
| 1230 | xmlTextConcat(lastChild, ch, len); |
| 1231 | #endif |
Daniel Veillard | 80f3257 | 2001-03-07 19:45:40 +0000 | [diff] [blame] | 1232 | } else if (isText) { |
| 1233 | xmlTextConcat(lastChild, ch, len); |
| 1234 | if (ctxt->node->children != NULL) { |
| 1235 | ctxt->nodelen = xmlStrlen(lastChild->content); |
| 1236 | ctxt->nodemem = ctxt->nodelen + 1; |
| 1237 | } |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1238 | } else { |
| 1239 | /* Mixed content, first time */ |
| 1240 | lastChild = xmlNewTextLen(ch, len); |
| 1241 | xmlAddChild(ctxt->node, lastChild); |
| 1242 | #ifndef XML_USE_BUFFER_CONTENT |
| 1243 | if (ctxt->node->children != NULL) { |
| 1244 | ctxt->nodelen = len; |
| 1245 | ctxt->nodemem = len + 1; |
| 1246 | } |
| 1247 | #endif |
| 1248 | } |
| 1249 | } |
| 1250 | } |
| 1251 | |
| 1252 | /** |
| 1253 | * ignorableWhitespace: |
| 1254 | * @ctx: the user data (XML parser context) |
| 1255 | * @ch: a xmlChar string |
| 1256 | * @len: the number of xmlChar |
| 1257 | * |
| 1258 | * receiving some ignorable whitespaces from the parser. |
| 1259 | * Question: how much at a time ??? |
| 1260 | */ |
| 1261 | void |
Daniel Veillard | c86a4fa | 2001-03-26 16:28:29 +0000 | [diff] [blame] | 1262 | ignorableWhitespace(void *ctx ATTRIBUTE_UNUSED, const xmlChar *ch ATTRIBUTE_UNUSED, int len ATTRIBUTE_UNUSED) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1263 | { |
| 1264 | /* xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; */ |
| 1265 | #ifdef DEBUG_SAX |
| 1266 | xmlGenericError(xmlGenericErrorContext, |
| 1267 | "SAX.ignorableWhitespace(%.30s, %d)\n", ch, len); |
| 1268 | #endif |
| 1269 | } |
| 1270 | |
| 1271 | /** |
| 1272 | * processingInstruction: |
| 1273 | * @ctx: the user data (XML parser context) |
| 1274 | * @target: the target name |
| 1275 | * @data: the PI data's |
| 1276 | * |
| 1277 | * A processing instruction has been parsed. |
| 1278 | */ |
| 1279 | void |
| 1280 | processingInstruction(void *ctx, const xmlChar *target, |
| 1281 | const xmlChar *data) |
| 1282 | { |
| 1283 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1284 | xmlNodePtr ret; |
| 1285 | xmlNodePtr parent = ctxt->node; |
| 1286 | |
| 1287 | #ifdef DEBUG_SAX |
| 1288 | xmlGenericError(xmlGenericErrorContext, |
| 1289 | "SAX.processingInstruction(%s, %s)\n", target, data); |
| 1290 | #endif |
| 1291 | |
| 1292 | ret = xmlNewPI(target, data); |
| 1293 | if (ret == NULL) return; |
| 1294 | parent = ctxt->node; |
| 1295 | |
| 1296 | if (ctxt->inSubset == 1) { |
| 1297 | xmlAddChild((xmlNodePtr) ctxt->myDoc->intSubset, ret); |
| 1298 | return; |
| 1299 | } else if (ctxt->inSubset == 2) { |
| 1300 | xmlAddChild((xmlNodePtr) ctxt->myDoc->extSubset, ret); |
| 1301 | return; |
| 1302 | } |
| 1303 | if ((ctxt->myDoc->children == NULL) || (parent == NULL)) { |
| 1304 | #ifdef DEBUG_SAX_TREE |
| 1305 | xmlGenericError(xmlGenericErrorContext, |
| 1306 | "Setting PI %s as root\n", target); |
| 1307 | #endif |
| 1308 | xmlAddChild((xmlNodePtr) ctxt->myDoc, (xmlNodePtr) ret); |
| 1309 | return; |
| 1310 | } |
| 1311 | if (parent->type == XML_ELEMENT_NODE) { |
| 1312 | #ifdef DEBUG_SAX_TREE |
| 1313 | xmlGenericError(xmlGenericErrorContext, |
| 1314 | "adding PI %s child to %s\n", target, parent->name); |
| 1315 | #endif |
| 1316 | xmlAddChild(parent, ret); |
| 1317 | } else { |
| 1318 | #ifdef DEBUG_SAX_TREE |
| 1319 | xmlGenericError(xmlGenericErrorContext, |
| 1320 | "adding PI %s sibling to ", target); |
| 1321 | xmlDebugDumpOneNode(stderr, parent, 0); |
| 1322 | #endif |
| 1323 | xmlAddSibling(parent, ret); |
| 1324 | } |
| 1325 | } |
| 1326 | |
| 1327 | /** |
| 1328 | * globalNamespace: |
| 1329 | * @ctx: the user data (XML parser context) |
| 1330 | * @href: the namespace associated URN |
| 1331 | * @prefix: the namespace prefix |
| 1332 | * |
| 1333 | * An old global namespace has been parsed. |
| 1334 | */ |
| 1335 | void |
| 1336 | globalNamespace(void *ctx, const xmlChar *href, const xmlChar *prefix) |
| 1337 | { |
| 1338 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1339 | #ifdef DEBUG_SAX |
| 1340 | xmlGenericError(xmlGenericErrorContext, |
| 1341 | "SAX.globalNamespace(%s, %s)\n", href, prefix); |
| 1342 | #endif |
| 1343 | xmlNewGlobalNs(ctxt->myDoc, href, prefix); |
| 1344 | } |
| 1345 | |
| 1346 | /** |
| 1347 | * setNamespace: |
| 1348 | * @ctx: the user data (XML parser context) |
| 1349 | * @name: the namespace prefix |
| 1350 | * |
| 1351 | * Set the current element namespace. |
| 1352 | */ |
| 1353 | |
| 1354 | void |
| 1355 | setNamespace(void *ctx, const xmlChar *name) |
| 1356 | { |
| 1357 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1358 | xmlNsPtr ns; |
| 1359 | xmlNodePtr parent; |
| 1360 | |
| 1361 | #ifdef DEBUG_SAX |
| 1362 | xmlGenericError(xmlGenericErrorContext, "SAX.setNamespace(%s)\n", name); |
| 1363 | #endif |
| 1364 | ns = xmlSearchNs(ctxt->myDoc, ctxt->node, name); |
| 1365 | if (ns == NULL) { /* ctxt->node may not have a parent yet ! */ |
| 1366 | if (ctxt->nodeNr >= 2) { |
| 1367 | parent = ctxt->nodeTab[ctxt->nodeNr - 2]; |
| 1368 | if (parent != NULL) |
| 1369 | ns = xmlSearchNs(ctxt->myDoc, parent, name); |
| 1370 | } |
| 1371 | } |
| 1372 | xmlSetNs(ctxt->node, ns); |
| 1373 | } |
| 1374 | |
| 1375 | /** |
| 1376 | * getNamespace: |
| 1377 | * @ctx: the user data (XML parser context) |
| 1378 | * |
| 1379 | * Get the current element namespace. |
| 1380 | * |
| 1381 | * Returns the xmlNsPtr or NULL if none |
| 1382 | */ |
| 1383 | |
| 1384 | xmlNsPtr |
| 1385 | getNamespace(void *ctx) |
| 1386 | { |
| 1387 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1388 | xmlNsPtr ret; |
| 1389 | |
| 1390 | #ifdef DEBUG_SAX |
| 1391 | xmlGenericError(xmlGenericErrorContext, "SAX.getNamespace()\n"); |
| 1392 | #endif |
| 1393 | ret = ctxt->node->ns; |
| 1394 | return(ret); |
| 1395 | } |
| 1396 | |
| 1397 | /** |
| 1398 | * checkNamespace: |
| 1399 | * @ctx: the user data (XML parser context) |
| 1400 | * @namespace: the namespace to check against |
| 1401 | * |
| 1402 | * Check that the current element namespace is the same as the |
| 1403 | * one read upon parsing. |
| 1404 | * |
| 1405 | * Returns 1 if true 0 otherwise |
| 1406 | */ |
| 1407 | |
| 1408 | int |
| 1409 | checkNamespace(void *ctx, xmlChar *namespace) |
| 1410 | { |
| 1411 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1412 | xmlNodePtr cur = ctxt->node; |
| 1413 | |
| 1414 | #ifdef DEBUG_SAX |
| 1415 | xmlGenericError(xmlGenericErrorContext, |
| 1416 | "SAX.checkNamespace(%s)\n", namespace); |
| 1417 | #endif |
| 1418 | |
| 1419 | /* |
| 1420 | * Check that the Name in the ETag is the same as in the STag. |
| 1421 | */ |
| 1422 | if (namespace == NULL) { |
| 1423 | if ((cur->ns != NULL) && (cur->ns->prefix != NULL)) { |
| 1424 | if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL)) |
| 1425 | ctxt->sax->error(ctxt, |
| 1426 | "End tags for %s don't hold the namespace %s\n", |
| 1427 | cur->name, cur->ns->prefix); |
| 1428 | ctxt->wellFormed = 0; |
| 1429 | } |
| 1430 | } else { |
| 1431 | if ((cur->ns == NULL) || (cur->ns->prefix == NULL)) { |
| 1432 | if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL)) |
| 1433 | ctxt->sax->error(ctxt, |
| 1434 | "End tags %s holds a prefix %s not used by the open tag\n", |
| 1435 | cur->name, namespace); |
| 1436 | ctxt->wellFormed = 0; |
| 1437 | } else if (!xmlStrEqual(namespace, cur->ns->prefix)) { |
| 1438 | if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL)) |
| 1439 | ctxt->sax->error(ctxt, |
| 1440 | "Start and End tags for %s don't use the same namespaces: %s and %s\n", |
| 1441 | cur->name, cur->ns->prefix, namespace); |
| 1442 | ctxt->wellFormed = 0; |
| 1443 | } else |
| 1444 | return(1); |
| 1445 | } |
| 1446 | return(0); |
| 1447 | } |
| 1448 | |
| 1449 | /** |
| 1450 | * namespaceDecl: |
| 1451 | * @ctx: the user data (XML parser context) |
| 1452 | * @href: the namespace associated URN |
| 1453 | * @prefix: the namespace prefix |
| 1454 | * |
| 1455 | * A namespace has been parsed. |
| 1456 | */ |
| 1457 | void |
| 1458 | namespaceDecl(void *ctx, const xmlChar *href, const xmlChar *prefix) |
| 1459 | { |
| 1460 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1461 | #ifdef DEBUG_SAX |
| 1462 | if (prefix == NULL) |
| 1463 | xmlGenericError(xmlGenericErrorContext, |
| 1464 | "SAX.namespaceDecl(%s, NULL)\n", href); |
| 1465 | else |
| 1466 | xmlGenericError(xmlGenericErrorContext, |
| 1467 | "SAX.namespaceDecl(%s, %s)\n", href, prefix); |
| 1468 | #endif |
| 1469 | xmlNewNs(ctxt->node, href, prefix); |
| 1470 | } |
| 1471 | |
| 1472 | /** |
| 1473 | * comment: |
| 1474 | * @ctx: the user data (XML parser context) |
| 1475 | * @value: the comment content |
| 1476 | * |
| 1477 | * A comment has been parsed. |
| 1478 | */ |
| 1479 | void |
| 1480 | comment(void *ctx, const xmlChar *value) |
| 1481 | { |
| 1482 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1483 | xmlNodePtr ret; |
| 1484 | xmlNodePtr parent = ctxt->node; |
| 1485 | |
| 1486 | #ifdef DEBUG_SAX |
| 1487 | xmlGenericError(xmlGenericErrorContext, "SAX.comment(%s)\n", value); |
| 1488 | #endif |
| 1489 | ret = xmlNewDocComment(ctxt->myDoc, value); |
| 1490 | if (ret == NULL) return; |
| 1491 | |
| 1492 | if (ctxt->inSubset == 1) { |
| 1493 | xmlAddChild((xmlNodePtr) ctxt->myDoc->intSubset, ret); |
| 1494 | return; |
| 1495 | } else if (ctxt->inSubset == 2) { |
| 1496 | xmlAddChild((xmlNodePtr) ctxt->myDoc->extSubset, ret); |
| 1497 | return; |
| 1498 | } |
| 1499 | if ((ctxt->myDoc->children == NULL) || (parent == NULL)) { |
| 1500 | #ifdef DEBUG_SAX_TREE |
| 1501 | xmlGenericError(xmlGenericErrorContext, |
| 1502 | "Setting comment as root\n"); |
| 1503 | #endif |
| 1504 | xmlAddChild((xmlNodePtr) ctxt->myDoc, (xmlNodePtr) ret); |
| 1505 | return; |
| 1506 | } |
| 1507 | if (parent->type == XML_ELEMENT_NODE) { |
| 1508 | #ifdef DEBUG_SAX_TREE |
| 1509 | xmlGenericError(xmlGenericErrorContext, |
| 1510 | "adding comment child to %s\n", parent->name); |
| 1511 | #endif |
| 1512 | xmlAddChild(parent, ret); |
| 1513 | } else { |
| 1514 | #ifdef DEBUG_SAX_TREE |
| 1515 | xmlGenericError(xmlGenericErrorContext, |
| 1516 | "adding comment sibling to "); |
| 1517 | xmlDebugDumpOneNode(stderr, parent, 0); |
| 1518 | #endif |
| 1519 | xmlAddSibling(parent, ret); |
| 1520 | } |
| 1521 | } |
| 1522 | |
| 1523 | /** |
| 1524 | * cdataBlock: |
| 1525 | * @ctx: the user data (XML parser context) |
| 1526 | * @value: The pcdata content |
| 1527 | * @len: the block length |
| 1528 | * |
| 1529 | * called when a pcdata block has been parsed |
| 1530 | */ |
| 1531 | void |
| 1532 | cdataBlock(void *ctx, const xmlChar *value, int len) |
| 1533 | { |
| 1534 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 1535 | xmlNodePtr ret, lastChild; |
| 1536 | |
| 1537 | #ifdef DEBUG_SAX |
| 1538 | xmlGenericError(xmlGenericErrorContext, |
| 1539 | "SAX.pcdata(%.10s, %d)\n", value, len); |
| 1540 | #endif |
| 1541 | lastChild = xmlGetLastChild(ctxt->node); |
| 1542 | #ifdef DEBUG_SAX_TREE |
| 1543 | xmlGenericError(xmlGenericErrorContext, |
| 1544 | "add chars to %s \n", ctxt->node->name); |
| 1545 | #endif |
| 1546 | if ((lastChild != NULL) && |
| 1547 | (lastChild->type == XML_CDATA_SECTION_NODE)) { |
| 1548 | xmlTextConcat(lastChild, value, len); |
| 1549 | } else { |
| 1550 | ret = xmlNewCDataBlock(ctxt->myDoc, value, len); |
| 1551 | xmlAddChild(ctxt->node, ret); |
| 1552 | } |
| 1553 | } |
| 1554 | |
| 1555 | /* |
| 1556 | * Default handler for XML, builds the DOM tree |
| 1557 | */ |
| 1558 | xmlSAXHandler xmlDefaultSAXHandler = { |
| 1559 | internalSubset, |
| 1560 | isStandalone, |
| 1561 | hasInternalSubset, |
| 1562 | hasExternalSubset, |
| 1563 | resolveEntity, |
| 1564 | getEntity, |
| 1565 | entityDecl, |
| 1566 | notationDecl, |
| 1567 | attributeDecl, |
| 1568 | elementDecl, |
| 1569 | unparsedEntityDecl, |
| 1570 | setDocumentLocator, |
| 1571 | startDocument, |
| 1572 | endDocument, |
| 1573 | startElement, |
| 1574 | endElement, |
| 1575 | reference, |
| 1576 | characters, |
| 1577 | ignorableWhitespace, |
| 1578 | processingInstruction, |
| 1579 | comment, |
| 1580 | xmlParserWarning, |
| 1581 | xmlParserError, |
| 1582 | xmlParserError, |
| 1583 | getParameterEntity, |
| 1584 | cdataBlock, |
| 1585 | externalSubset, |
| 1586 | }; |
| 1587 | |
| 1588 | /** |
| 1589 | * xmlDefaultSAXHandlerInit: |
| 1590 | * |
| 1591 | * Initialize the default SAX handler |
| 1592 | */ |
| 1593 | void |
| 1594 | xmlDefaultSAXHandlerInit(void) |
| 1595 | { |
Daniel Veillard | 7583a59 | 2001-07-08 13:15:55 +0000 | [diff] [blame^] | 1596 | static int xmlSAXInitialized = 0; |
| 1597 | if (xmlSAXInitialized) |
| 1598 | return; |
| 1599 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1600 | xmlDefaultSAXHandler.internalSubset = internalSubset; |
| 1601 | xmlDefaultSAXHandler.externalSubset = externalSubset; |
| 1602 | xmlDefaultSAXHandler.isStandalone = isStandalone; |
| 1603 | xmlDefaultSAXHandler.hasInternalSubset = hasInternalSubset; |
| 1604 | xmlDefaultSAXHandler.hasExternalSubset = hasExternalSubset; |
| 1605 | xmlDefaultSAXHandler.resolveEntity = resolveEntity; |
| 1606 | xmlDefaultSAXHandler.getEntity = getEntity; |
| 1607 | xmlDefaultSAXHandler.getParameterEntity = getParameterEntity; |
| 1608 | xmlDefaultSAXHandler.entityDecl = entityDecl; |
| 1609 | xmlDefaultSAXHandler.attributeDecl = attributeDecl; |
| 1610 | xmlDefaultSAXHandler.elementDecl = elementDecl; |
| 1611 | xmlDefaultSAXHandler.notationDecl = notationDecl; |
| 1612 | xmlDefaultSAXHandler.unparsedEntityDecl = unparsedEntityDecl; |
| 1613 | xmlDefaultSAXHandler.setDocumentLocator = setDocumentLocator; |
| 1614 | xmlDefaultSAXHandler.startDocument = startDocument; |
| 1615 | xmlDefaultSAXHandler.endDocument = endDocument; |
| 1616 | xmlDefaultSAXHandler.startElement = startElement; |
| 1617 | xmlDefaultSAXHandler.endElement = endElement; |
| 1618 | xmlDefaultSAXHandler.reference = reference; |
| 1619 | xmlDefaultSAXHandler.characters = characters; |
| 1620 | xmlDefaultSAXHandler.cdataBlock = cdataBlock; |
| 1621 | xmlDefaultSAXHandler.ignorableWhitespace = ignorableWhitespace; |
| 1622 | xmlDefaultSAXHandler.processingInstruction = processingInstruction; |
| 1623 | xmlDefaultSAXHandler.comment = comment; |
| 1624 | if (xmlGetWarningsDefaultValue == 0) |
| 1625 | xmlDefaultSAXHandler.warning = NULL; |
| 1626 | else |
| 1627 | xmlDefaultSAXHandler.warning = xmlParserWarning; |
| 1628 | xmlDefaultSAXHandler.error = xmlParserError; |
| 1629 | xmlDefaultSAXHandler.fatalError = xmlParserError; |
Daniel Veillard | 7583a59 | 2001-07-08 13:15:55 +0000 | [diff] [blame^] | 1630 | |
| 1631 | xmlSAXInitialized = 1; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1632 | } |
| 1633 | |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1634 | #ifdef LIBXML_HTML_ENABLED |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1635 | /* |
| 1636 | * Default handler for HTML, builds the DOM tree |
| 1637 | */ |
| 1638 | xmlSAXHandler htmlDefaultSAXHandler = { |
| 1639 | internalSubset, |
| 1640 | NULL, |
| 1641 | NULL, |
| 1642 | NULL, |
| 1643 | NULL, |
| 1644 | getEntity, |
| 1645 | NULL, |
| 1646 | NULL, |
| 1647 | NULL, |
| 1648 | NULL, |
| 1649 | NULL, |
| 1650 | setDocumentLocator, |
| 1651 | startDocument, |
| 1652 | endDocument, |
| 1653 | startElement, |
| 1654 | endElement, |
| 1655 | NULL, |
| 1656 | characters, |
| 1657 | ignorableWhitespace, |
| 1658 | NULL, |
| 1659 | comment, |
| 1660 | xmlParserWarning, |
| 1661 | xmlParserError, |
| 1662 | xmlParserError, |
| 1663 | getParameterEntity, |
| 1664 | cdataBlock, |
| 1665 | NULL, |
| 1666 | }; |
| 1667 | |
| 1668 | /** |
| 1669 | * htmlDefaultSAXHandlerInit: |
| 1670 | * |
| 1671 | * Initialize the default SAX handler |
| 1672 | */ |
| 1673 | void |
| 1674 | htmlDefaultSAXHandlerInit(void) |
| 1675 | { |
Daniel Veillard | 7583a59 | 2001-07-08 13:15:55 +0000 | [diff] [blame^] | 1676 | static int htmlSAXInitialized = 0; |
| 1677 | if (htmlSAXInitialized) |
| 1678 | return; |
| 1679 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1680 | htmlDefaultSAXHandler.internalSubset = internalSubset; |
| 1681 | htmlDefaultSAXHandler.externalSubset = NULL; |
| 1682 | htmlDefaultSAXHandler.isStandalone = NULL; |
| 1683 | htmlDefaultSAXHandler.hasInternalSubset = NULL; |
| 1684 | htmlDefaultSAXHandler.hasExternalSubset = NULL; |
| 1685 | htmlDefaultSAXHandler.resolveEntity = NULL; |
| 1686 | htmlDefaultSAXHandler.getEntity = getEntity; |
| 1687 | htmlDefaultSAXHandler.getParameterEntity = NULL; |
| 1688 | htmlDefaultSAXHandler.entityDecl = NULL; |
| 1689 | htmlDefaultSAXHandler.attributeDecl = NULL; |
| 1690 | htmlDefaultSAXHandler.elementDecl = NULL; |
| 1691 | htmlDefaultSAXHandler.notationDecl = NULL; |
| 1692 | htmlDefaultSAXHandler.unparsedEntityDecl = NULL; |
| 1693 | htmlDefaultSAXHandler.setDocumentLocator = setDocumentLocator; |
| 1694 | htmlDefaultSAXHandler.startDocument = startDocument; |
| 1695 | htmlDefaultSAXHandler.endDocument = endDocument; |
| 1696 | htmlDefaultSAXHandler.startElement = startElement; |
| 1697 | htmlDefaultSAXHandler.endElement = endElement; |
| 1698 | htmlDefaultSAXHandler.reference = NULL; |
| 1699 | htmlDefaultSAXHandler.characters = characters; |
| 1700 | htmlDefaultSAXHandler.cdataBlock = cdataBlock; |
| 1701 | htmlDefaultSAXHandler.ignorableWhitespace = ignorableWhitespace; |
| 1702 | htmlDefaultSAXHandler.processingInstruction = NULL; |
| 1703 | htmlDefaultSAXHandler.comment = comment; |
| 1704 | htmlDefaultSAXHandler.warning = xmlParserWarning; |
| 1705 | htmlDefaultSAXHandler.error = xmlParserError; |
| 1706 | htmlDefaultSAXHandler.fatalError = xmlParserError; |
Daniel Veillard | 7583a59 | 2001-07-08 13:15:55 +0000 | [diff] [blame^] | 1707 | |
| 1708 | htmlSAXInitialized = 1; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1709 | } |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1710 | #endif /* LIBXML_HTML_ENABLED */ |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1711 | |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1712 | #ifdef LIBXML_DOCB_ENABLED |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1713 | /* |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1714 | * Default handler for SGML DocBook, builds the DOM tree |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1715 | */ |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1716 | xmlSAXHandler docbDefaultSAXHandler = { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1717 | internalSubset, |
Daniel Veillard | 61b33d5 | 2001-04-24 13:55:12 +0000 | [diff] [blame] | 1718 | isStandalone, |
| 1719 | hasInternalSubset, |
| 1720 | hasExternalSubset, |
| 1721 | resolveEntity, |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1722 | getEntity, |
Daniel Veillard | 61b33d5 | 2001-04-24 13:55:12 +0000 | [diff] [blame] | 1723 | entityDecl, |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1724 | NULL, |
| 1725 | NULL, |
| 1726 | NULL, |
| 1727 | NULL, |
| 1728 | setDocumentLocator, |
| 1729 | startDocument, |
| 1730 | endDocument, |
| 1731 | startElement, |
| 1732 | endElement, |
Daniel Veillard | 1034da2 | 2001-04-25 19:06:28 +0000 | [diff] [blame] | 1733 | reference, |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1734 | characters, |
| 1735 | ignorableWhitespace, |
| 1736 | NULL, |
| 1737 | comment, |
| 1738 | xmlParserWarning, |
| 1739 | xmlParserError, |
| 1740 | xmlParserError, |
| 1741 | getParameterEntity, |
| 1742 | NULL, |
| 1743 | NULL, |
| 1744 | }; |
| 1745 | |
| 1746 | /** |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1747 | * docbDefaultSAXHandlerInit: |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1748 | * |
| 1749 | * Initialize the default SAX handler |
| 1750 | */ |
| 1751 | void |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1752 | docbDefaultSAXHandlerInit(void) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1753 | { |
Daniel Veillard | 7583a59 | 2001-07-08 13:15:55 +0000 | [diff] [blame^] | 1754 | static int docbSAXInitialized = 0; |
| 1755 | if (docbSAXInitialized) |
| 1756 | return; |
| 1757 | |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1758 | docbDefaultSAXHandler.internalSubset = internalSubset; |
| 1759 | docbDefaultSAXHandler.externalSubset = NULL; |
Daniel Veillard | 61b33d5 | 2001-04-24 13:55:12 +0000 | [diff] [blame] | 1760 | docbDefaultSAXHandler.isStandalone = isStandalone; |
| 1761 | docbDefaultSAXHandler.hasInternalSubset = hasInternalSubset; |
| 1762 | docbDefaultSAXHandler.hasExternalSubset = hasExternalSubset; |
| 1763 | docbDefaultSAXHandler.resolveEntity = resolveEntity; |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1764 | docbDefaultSAXHandler.getEntity = getEntity; |
| 1765 | docbDefaultSAXHandler.getParameterEntity = NULL; |
Daniel Veillard | 61b33d5 | 2001-04-24 13:55:12 +0000 | [diff] [blame] | 1766 | docbDefaultSAXHandler.entityDecl = entityDecl; |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1767 | docbDefaultSAXHandler.attributeDecl = NULL; |
| 1768 | docbDefaultSAXHandler.elementDecl = NULL; |
| 1769 | docbDefaultSAXHandler.notationDecl = NULL; |
| 1770 | docbDefaultSAXHandler.unparsedEntityDecl = NULL; |
| 1771 | docbDefaultSAXHandler.setDocumentLocator = setDocumentLocator; |
| 1772 | docbDefaultSAXHandler.startDocument = startDocument; |
| 1773 | docbDefaultSAXHandler.endDocument = endDocument; |
| 1774 | docbDefaultSAXHandler.startElement = startElement; |
| 1775 | docbDefaultSAXHandler.endElement = endElement; |
Daniel Veillard | 1034da2 | 2001-04-25 19:06:28 +0000 | [diff] [blame] | 1776 | docbDefaultSAXHandler.reference = reference; |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1777 | docbDefaultSAXHandler.characters = characters; |
| 1778 | docbDefaultSAXHandler.cdataBlock = NULL; |
| 1779 | docbDefaultSAXHandler.ignorableWhitespace = ignorableWhitespace; |
| 1780 | docbDefaultSAXHandler.processingInstruction = NULL; |
| 1781 | docbDefaultSAXHandler.comment = comment; |
| 1782 | docbDefaultSAXHandler.warning = xmlParserWarning; |
| 1783 | docbDefaultSAXHandler.error = xmlParserError; |
| 1784 | docbDefaultSAXHandler.fatalError = xmlParserError; |
Daniel Veillard | 7583a59 | 2001-07-08 13:15:55 +0000 | [diff] [blame^] | 1785 | |
| 1786 | docbSAXInitialized = 1; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1787 | } |
Daniel Veillard | eae522a | 2001-04-23 13:41:34 +0000 | [diff] [blame] | 1788 | |
| 1789 | #endif /* LIBXML_DOCB_ENABLED */ |