xsltprocessor.c 30 KB

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  1. /*
  2. +----------------------------------------------------------------------+
  3. | PHP Version 5 |
  4. +----------------------------------------------------------------------+
  5. | Copyright (c) 1997-2016 The PHP Group |
  6. +----------------------------------------------------------------------+
  7. | This source file is subject to version 3.01 of the PHP license, |
  8. | that is bundled with this package in the file LICENSE, and is |
  9. | available through the world-wide-web at the following url: |
  10. | http://www.php.net/license/3_01.txt |
  11. | If you did not receive a copy of the PHP license and are unable to |
  12. | obtain it through the world-wide-web, please send a note to |
  13. | license@php.net so we can mail you a copy immediately. |
  14. +----------------------------------------------------------------------+
  15. | Authors: Christian Stocker <chregu@php.net> |
  16. | Rob Richards <rrichards@php.net> |
  17. +----------------------------------------------------------------------+
  18. */
  19. /* $Id$ */
  20. #ifdef HAVE_CONFIG_H
  21. #include "config.h"
  22. #endif
  23. #include "php.h"
  24. #include "php_xsl.h"
  25. #include "ext/libxml/php_libxml.h"
  26. /* {{{ arginfo */
  27. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_import_stylesheet, 0, 0, 1)
  28. ZEND_ARG_INFO(0, doc)
  29. ZEND_END_ARG_INFO();
  30. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_transform_to_doc, 0, 0, 1)
  31. ZEND_ARG_INFO(0, doc)
  32. ZEND_END_ARG_INFO();
  33. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_transform_to_uri, 0, 0, 2)
  34. ZEND_ARG_INFO(0, doc)
  35. ZEND_ARG_INFO(0, uri)
  36. ZEND_END_ARG_INFO();
  37. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_transform_to_xml, 0, 0, 1)
  38. ZEND_ARG_INFO(0, doc)
  39. ZEND_END_ARG_INFO();
  40. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_set_parameter, 0, 0, 2)
  41. ZEND_ARG_INFO(0, namespace)
  42. ZEND_ARG_INFO(0, name)
  43. ZEND_ARG_INFO(0, value)
  44. ZEND_END_ARG_INFO();
  45. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_get_parameter, 0, 0, 2)
  46. ZEND_ARG_INFO(0, namespace)
  47. ZEND_ARG_INFO(0, name)
  48. ZEND_END_ARG_INFO();
  49. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_remove_parameter, 0, 0, 2)
  50. ZEND_ARG_INFO(0, namespace)
  51. ZEND_ARG_INFO(0, name)
  52. ZEND_END_ARG_INFO();
  53. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_has_exslt_support, 0, 0, 0)
  54. ZEND_END_ARG_INFO();
  55. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_register_php_functions, 0, 0, 0)
  56. ZEND_ARG_INFO(0, restrict)
  57. ZEND_END_ARG_INFO();
  58. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_set_profiling, 0, 0, 1)
  59. ZEND_ARG_INFO(0, filename)
  60. ZEND_END_ARG_INFO();
  61. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_set_security_prefs, 0, 0, 1)
  62. ZEND_ARG_INFO(0, securityPrefs)
  63. ZEND_END_ARG_INFO();
  64. ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_get_security_prefs, 0, 0, 0)
  65. ZEND_END_ARG_INFO();
  66. /* }}} */
  67. /*
  68. * class xsl_xsltprocessor
  69. *
  70. * URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#
  71. * Since:
  72. */
  73. const zend_function_entry php_xsl_xsltprocessor_class_functions[] = {
  74. PHP_FALIAS(importStylesheet, xsl_xsltprocessor_import_stylesheet, arginfo_xsl_xsltprocessor_import_stylesheet)
  75. PHP_FALIAS(transformToDoc, xsl_xsltprocessor_transform_to_doc, arginfo_xsl_xsltprocessor_transform_to_doc)
  76. PHP_FALIAS(transformToUri, xsl_xsltprocessor_transform_to_uri, arginfo_xsl_xsltprocessor_transform_to_uri)
  77. PHP_FALIAS(transformToXml, xsl_xsltprocessor_transform_to_xml, arginfo_xsl_xsltprocessor_transform_to_xml)
  78. PHP_FALIAS(setParameter, xsl_xsltprocessor_set_parameter, arginfo_xsl_xsltprocessor_set_parameter)
  79. PHP_FALIAS(getParameter, xsl_xsltprocessor_get_parameter, arginfo_xsl_xsltprocessor_get_parameter)
  80. PHP_FALIAS(removeParameter, xsl_xsltprocessor_remove_parameter, arginfo_xsl_xsltprocessor_remove_parameter)
  81. PHP_FALIAS(hasExsltSupport, xsl_xsltprocessor_has_exslt_support, arginfo_xsl_xsltprocessor_has_exslt_support)
  82. PHP_FALIAS(registerPHPFunctions, xsl_xsltprocessor_register_php_functions, arginfo_xsl_xsltprocessor_register_php_functions)
  83. PHP_FALIAS(setProfiling, xsl_xsltprocessor_set_profiling, arginfo_xsl_xsltprocessor_set_profiling)
  84. PHP_FALIAS(setSecurityPrefs, xsl_xsltprocessor_set_security_prefs, arginfo_xsl_xsltprocessor_set_security_prefs)
  85. PHP_FALIAS(getSecurityPrefs, xsl_xsltprocessor_get_security_prefs, arginfo_xsl_xsltprocessor_get_security_prefs)
  86. {NULL, NULL, NULL}
  87. };
  88. /* {{{ php_xsl_xslt_string_to_xpathexpr()
  89. Translates a string to a XPath Expression */
  90. static char *php_xsl_xslt_string_to_xpathexpr(const char *str TSRMLS_DC)
  91. {
  92. const xmlChar *string = (const xmlChar *)str;
  93. xmlChar *value;
  94. int str_len;
  95. str_len = xmlStrlen(string) + 3;
  96. if (xmlStrchr(string, '"')) {
  97. if (xmlStrchr(string, '\'')) {
  98. php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot create XPath expression (string contains both quote and double-quotes)");
  99. return NULL;
  100. }
  101. value = (xmlChar*) safe_emalloc (str_len, sizeof(xmlChar), 0);
  102. snprintf(value, str_len, "'%s'", string);
  103. } else {
  104. value = (xmlChar*) safe_emalloc (str_len, sizeof(xmlChar), 0);
  105. snprintf(value, str_len, "\"%s\"", string);
  106. }
  107. return (char *) value;
  108. }
  109. /* }}} */
  110. /* {{{ php_xsl_xslt_make_params()
  111. Translates a PHP array to a libxslt parameters array */
  112. static char **php_xsl_xslt_make_params(HashTable *parht, int xpath_params TSRMLS_DC)
  113. {
  114. int parsize;
  115. zval **value;
  116. char *xpath_expr, *string_key = NULL;
  117. ulong num_key;
  118. char **params = NULL;
  119. int i = 0;
  120. parsize = (2 * zend_hash_num_elements(parht) + 1) * sizeof(char *);
  121. params = (char **)safe_emalloc((2 * zend_hash_num_elements(parht) + 1), sizeof(char *), 0);
  122. memset((char *)params, 0, parsize);
  123. for (zend_hash_internal_pointer_reset(parht);
  124. zend_hash_get_current_data(parht, (void **)&value) == SUCCESS;
  125. zend_hash_move_forward(parht)) {
  126. if (zend_hash_get_current_key(parht, &string_key, &num_key, 1) != HASH_KEY_IS_STRING) {
  127. php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid argument or parameter array");
  128. efree(params);
  129. return NULL;
  130. } else {
  131. if (Z_TYPE_PP(value) != IS_STRING) {
  132. SEPARATE_ZVAL(value);
  133. convert_to_string(*value);
  134. }
  135. if (!xpath_params) {
  136. xpath_expr = php_xsl_xslt_string_to_xpathexpr(Z_STRVAL_PP(value) TSRMLS_CC);
  137. } else {
  138. xpath_expr = estrndup(Z_STRVAL_PP(value), Z_STRLEN_PP(value));
  139. }
  140. if (xpath_expr) {
  141. params[i++] = string_key;
  142. params[i++] = xpath_expr;
  143. } else {
  144. efree(string_key);
  145. }
  146. }
  147. }
  148. params[i++] = NULL;
  149. return params;
  150. }
  151. /* }}} */
  152. static void xsl_ext_function_php(xmlXPathParserContextPtr ctxt, int nargs, int type) /* {{{ */
  153. {
  154. xsltTransformContextPtr tctxt;
  155. zval **args;
  156. zval *retval;
  157. int result, i, ret;
  158. int error = 0;
  159. zend_fcall_info fci;
  160. zval handler;
  161. xmlXPathObjectPtr obj;
  162. char *str;
  163. char *callable = NULL;
  164. xsl_object *intern;
  165. TSRMLS_FETCH();
  166. if (! zend_is_executing(TSRMLS_C)) {
  167. xsltGenericError(xsltGenericErrorContext,
  168. "xsltExtFunctionTest: Function called from outside of PHP\n");
  169. error = 1;
  170. } else {
  171. tctxt = xsltXPathGetTransformContext(ctxt);
  172. if (tctxt == NULL) {
  173. xsltGenericError(xsltGenericErrorContext,
  174. "xsltExtFunctionTest: failed to get the transformation context\n");
  175. error = 1;
  176. } else {
  177. intern = (xsl_object *) tctxt->_private;
  178. if (intern == NULL) {
  179. xsltGenericError(xsltGenericErrorContext,
  180. "xsltExtFunctionTest: failed to get the internal object\n");
  181. error = 1;
  182. }
  183. else if (intern->registerPhpFunctions == 0) {
  184. xsltGenericError(xsltGenericErrorContext,
  185. "xsltExtFunctionTest: PHP Object did not register PHP functions\n");
  186. error = 1;
  187. }
  188. }
  189. }
  190. if (error == 1) {
  191. for (i = nargs - 1; i >= 0; i--) {
  192. obj = valuePop(ctxt);
  193. if (obj) {
  194. xmlXPathFreeObject(obj);
  195. }
  196. }
  197. return;
  198. }
  199. fci.param_count = nargs - 1;
  200. if (fci.param_count > 0) {
  201. fci.params = safe_emalloc(fci.param_count, sizeof(zval**), 0);
  202. args = safe_emalloc(fci.param_count, sizeof(zval *), 0);
  203. }
  204. /* Reverse order to pop values off ctxt stack */
  205. for (i = nargs - 2; i >= 0; i--) {
  206. obj = valuePop(ctxt);
  207. MAKE_STD_ZVAL(args[i]);
  208. if (obj == NULL) {
  209. ZVAL_NULL(args[i]);
  210. continue;
  211. }
  212. switch (obj->type) {
  213. case XPATH_STRING:
  214. ZVAL_STRING(args[i], obj->stringval, 1);
  215. break;
  216. case XPATH_BOOLEAN:
  217. ZVAL_BOOL(args[i], obj->boolval);
  218. break;
  219. case XPATH_NUMBER:
  220. ZVAL_DOUBLE(args[i], obj->floatval);
  221. break;
  222. case XPATH_NODESET:
  223. if (type == 1) {
  224. str = xmlXPathCastToString(obj);
  225. ZVAL_STRING(args[i], str, 1);
  226. xmlFree(str);
  227. } else if (type == 2) {
  228. int j;
  229. dom_object *domintern = (dom_object *)intern->doc;
  230. array_init(args[i]);
  231. if (obj->nodesetval && obj->nodesetval->nodeNr > 0) {
  232. for (j = 0; j < obj->nodesetval->nodeNr; j++) {
  233. xmlNodePtr node = obj->nodesetval->nodeTab[j];
  234. zval *child;
  235. MAKE_STD_ZVAL(child);
  236. /* not sure, if we need this... it's copied from xpath.c */
  237. if (node->type == XML_NAMESPACE_DECL) {
  238. xmlNsPtr curns;
  239. xmlNodePtr nsparent;
  240. nsparent = node->_private;
  241. curns = xmlNewNs(NULL, node->name, NULL);
  242. if (node->children) {
  243. curns->prefix = xmlStrdup((char *) node->children);
  244. }
  245. if (node->children) {
  246. node = xmlNewDocNode(node->doc, NULL, (char *) node->children, node->name);
  247. } else {
  248. node = xmlNewDocNode(node->doc, NULL, "xmlns", node->name);
  249. }
  250. node->type = XML_NAMESPACE_DECL;
  251. node->parent = nsparent;
  252. node->ns = curns;
  253. } else {
  254. node = xmlDocCopyNodeList(domintern->document->ptr, node);
  255. }
  256. child = php_dom_create_object(node, &ret, child, domintern TSRMLS_CC);
  257. add_next_index_zval(args[i], child);
  258. }
  259. }
  260. }
  261. break;
  262. default:
  263. str = xmlXPathCastToString(obj);
  264. ZVAL_STRING(args[i], str, 1);
  265. xmlFree(str);
  266. }
  267. xmlXPathFreeObject(obj);
  268. fci.params[i] = &args[i];
  269. }
  270. fci.size = sizeof(fci);
  271. fci.function_table = EG(function_table);
  272. obj = valuePop(ctxt);
  273. if (obj == NULL || obj->stringval == NULL) {
  274. if (obj) {
  275. php_error_docref(NULL TSRMLS_CC, E_WARNING, "Handler name must be a string");
  276. xmlXPathFreeObject(obj);
  277. }
  278. valuePush(ctxt, xmlXPathNewString(""));
  279. if (fci.param_count > 0) {
  280. for (i = 0; i < nargs - 1; i++) {
  281. zval_ptr_dtor(&args[i]);
  282. }
  283. efree(args);
  284. efree(fci.params);
  285. }
  286. return;
  287. }
  288. INIT_PZVAL(&handler);
  289. ZVAL_STRING(&handler, obj->stringval, 1);
  290. xmlXPathFreeObject(obj);
  291. fci.function_name = &handler;
  292. fci.symbol_table = NULL;
  293. fci.object_ptr = NULL;
  294. fci.retval_ptr_ptr = &retval;
  295. fci.no_separation = 0;
  296. /*fci.function_handler_cache = &function_ptr;*/
  297. if (!zend_make_callable(&handler, &callable TSRMLS_CC)) {
  298. php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to call handler %s()", callable);
  299. valuePush(ctxt, xmlXPathNewString(""));
  300. } else if ( intern->registerPhpFunctions == 2 && zend_hash_exists(intern->registered_phpfunctions, callable, strlen(callable) + 1) == 0) {
  301. php_error_docref(NULL TSRMLS_CC, E_WARNING, "Not allowed to call handler '%s()'", callable);
  302. /* Push an empty string, so that we at least have an xslt result... */
  303. valuePush(ctxt, xmlXPathNewString(""));
  304. } else {
  305. result = zend_call_function(&fci, NULL TSRMLS_CC);
  306. if (result == FAILURE) {
  307. if (Z_TYPE(handler) == IS_STRING) {
  308. php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to call handler %s()", Z_STRVAL_P(&handler));
  309. valuePush(ctxt, xmlXPathNewString(""));
  310. }
  311. /* retval is == NULL, when an exception occurred, don't report anything, because PHP itself will handle that */
  312. } else if (retval == NULL) {
  313. } else {
  314. if (retval->type == IS_OBJECT && instanceof_function( Z_OBJCE_P(retval), dom_node_class_entry TSRMLS_CC)) {
  315. xmlNode *nodep;
  316. dom_object *obj;
  317. if (intern->node_list == NULL) {
  318. ALLOC_HASHTABLE(intern->node_list);
  319. zend_hash_init(intern->node_list, 0, NULL, ZVAL_PTR_DTOR, 0);
  320. }
  321. zval_add_ref(&retval);
  322. zend_hash_next_index_insert(intern->node_list, &retval, sizeof(zval *), NULL);
  323. obj = (dom_object *)zend_object_store_get_object(retval TSRMLS_CC);
  324. nodep = dom_object_get_node(obj);
  325. valuePush(ctxt, xmlXPathNewNodeSet(nodep));
  326. } else if (retval->type == IS_BOOL) {
  327. valuePush(ctxt, xmlXPathNewBoolean(retval->value.lval));
  328. } else if (retval->type == IS_OBJECT) {
  329. php_error_docref(NULL TSRMLS_CC, E_WARNING, "A PHP Object cannot be converted to a XPath-string");
  330. valuePush(ctxt, xmlXPathNewString(""));
  331. } else {
  332. convert_to_string_ex(&retval);
  333. valuePush(ctxt, xmlXPathNewString( Z_STRVAL_P(retval)));
  334. }
  335. zval_ptr_dtor(&retval);
  336. }
  337. }
  338. efree(callable);
  339. zval_dtor(&handler);
  340. if (fci.param_count > 0) {
  341. for (i = 0; i < nargs - 1; i++) {
  342. zval_ptr_dtor(&args[i]);
  343. }
  344. efree(args);
  345. efree(fci.params);
  346. }
  347. }
  348. /* }}} */
  349. void xsl_ext_function_string_php(xmlXPathParserContextPtr ctxt, int nargs) /* {{{ */
  350. {
  351. xsl_ext_function_php(ctxt, nargs, 1);
  352. }
  353. /* }}} */
  354. void xsl_ext_function_object_php(xmlXPathParserContextPtr ctxt, int nargs) /* {{{ */
  355. {
  356. xsl_ext_function_php(ctxt, nargs, 2);
  357. }
  358. /* }}} */
  359. /* {{{ proto void xsl_xsltprocessor_import_stylesheet(domdocument doc);
  360. URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#
  361. Since:
  362. */
  363. PHP_FUNCTION(xsl_xsltprocessor_import_stylesheet)
  364. {
  365. zval *id, *docp = NULL;
  366. xmlDoc *doc = NULL, *newdoc = NULL;
  367. xsltStylesheetPtr sheetp, oldsheetp;
  368. xsl_object *intern;
  369. int prevSubstValue, prevExtDtdValue, clone_docu = 0;
  370. xmlNode *nodep = NULL;
  371. zend_object_handlers *std_hnd;
  372. zval *cloneDocu, *member;
  373. if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Oo", &id, xsl_xsltprocessor_class_entry, &docp) == FAILURE) {
  374. RETURN_FALSE;
  375. }
  376. nodep = php_libxml_import_node(docp TSRMLS_CC);
  377. if (nodep) {
  378. doc = nodep->doc;
  379. }
  380. if (doc == NULL) {
  381. php_error(E_WARNING, "Invalid Document");
  382. RETURN_FALSE;
  383. }
  384. /* libxslt uses _private, so we must copy the imported
  385. stylesheet document otherwise the node proxies will be a mess */
  386. newdoc = xmlCopyDoc(doc, 1);
  387. xmlNodeSetBase((xmlNodePtr) newdoc, (xmlChar *)doc->URL);
  388. prevSubstValue = xmlSubstituteEntitiesDefault(1);
  389. prevExtDtdValue = xmlLoadExtDtdDefaultValue;
  390. xmlLoadExtDtdDefaultValue = XML_DETECT_IDS | XML_COMPLETE_ATTRS;
  391. sheetp = xsltParseStylesheetDoc(newdoc);
  392. xmlSubstituteEntitiesDefault(prevSubstValue);
  393. xmlLoadExtDtdDefaultValue = prevExtDtdValue;
  394. if (!sheetp) {
  395. xmlFreeDoc(newdoc);
  396. RETURN_FALSE;
  397. }
  398. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  399. std_hnd = zend_get_std_object_handlers();
  400. MAKE_STD_ZVAL(member);
  401. ZVAL_STRING(member, "cloneDocument", 0);
  402. cloneDocu = std_hnd->read_property(id, member, BP_VAR_IS, NULL TSRMLS_CC);
  403. if (Z_TYPE_P(cloneDocu) != IS_NULL) {
  404. convert_to_long(cloneDocu);
  405. clone_docu = Z_LVAL_P(cloneDocu);
  406. }
  407. efree(member);
  408. if (clone_docu == 0) {
  409. /* check if the stylesheet is using xsl:key, if yes, we have to clone the document _always_ before a transformation */
  410. nodep = xmlDocGetRootElement(sheetp->doc);
  411. if (nodep && (nodep = nodep->children)) {
  412. while (nodep) {
  413. if (nodep->type == XML_ELEMENT_NODE && xmlStrEqual(nodep->name, "key") && xmlStrEqual(nodep->ns->href, XSLT_NAMESPACE)) {
  414. intern->hasKeys = 1;
  415. break;
  416. }
  417. nodep = nodep->next;
  418. }
  419. }
  420. } else {
  421. intern->hasKeys = clone_docu;
  422. }
  423. if ((oldsheetp = (xsltStylesheetPtr)intern->ptr)) {
  424. /* free wrapper */
  425. if (((xsltStylesheetPtr) intern->ptr)->_private != NULL) {
  426. ((xsltStylesheetPtr) intern->ptr)->_private = NULL;
  427. }
  428. xsltFreeStylesheet((xsltStylesheetPtr) intern->ptr);
  429. intern->ptr = NULL;
  430. }
  431. php_xsl_set_object(id, sheetp TSRMLS_CC);
  432. RETVAL_TRUE;
  433. }
  434. /* }}} end xsl_xsltprocessor_import_stylesheet */
  435. static xmlDocPtr php_xsl_apply_stylesheet(zval *id, xsl_object *intern, xsltStylesheetPtr style, zval *docp TSRMLS_DC) /* {{{ */
  436. {
  437. xmlDocPtr newdocp = NULL;
  438. xmlDocPtr doc = NULL;
  439. xmlNodePtr node = NULL;
  440. xsltTransformContextPtr ctxt;
  441. php_libxml_node_object *object;
  442. char **params = NULL;
  443. int clone;
  444. zval *doXInclude, *member;
  445. zend_object_handlers *std_hnd;
  446. FILE *f;
  447. int secPrefsError = 0;
  448. int secPrefsValue, secPrefsIni;
  449. xsltSecurityPrefsPtr secPrefs = NULL;
  450. node = php_libxml_import_node(docp TSRMLS_CC);
  451. if (node) {
  452. doc = node->doc;
  453. }
  454. if (doc == NULL) {
  455. php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid Document");
  456. return NULL;
  457. }
  458. if (style == NULL) {
  459. php_error_docref(NULL TSRMLS_CC, E_WARNING, "No stylesheet associated to this object");
  460. return NULL;
  461. }
  462. if (intern->profiling) {
  463. if (php_check_open_basedir(intern->profiling TSRMLS_CC)) {
  464. f = NULL;
  465. } else {
  466. f = VCWD_FOPEN(intern->profiling, "w");
  467. }
  468. } else {
  469. f = NULL;
  470. }
  471. if (intern->parameter) {
  472. params = php_xsl_xslt_make_params(intern->parameter, 0 TSRMLS_CC);
  473. }
  474. intern->doc = emalloc(sizeof(php_libxml_node_object));
  475. memset(intern->doc, 0, sizeof(php_libxml_node_object));
  476. if (intern->hasKeys == 1) {
  477. doc = xmlCopyDoc(doc, 1);
  478. } else {
  479. object = (php_libxml_node_object *)zend_object_store_get_object(docp TSRMLS_CC);
  480. intern->doc->document = object->document;
  481. }
  482. php_libxml_increment_doc_ref(intern->doc, doc TSRMLS_CC);
  483. ctxt = xsltNewTransformContext(style, doc);
  484. ctxt->_private = (void *) intern;
  485. std_hnd = zend_get_std_object_handlers();
  486. MAKE_STD_ZVAL(member);
  487. ZVAL_STRING(member, "doXInclude", 0);
  488. doXInclude = std_hnd->read_property(id, member, BP_VAR_IS, NULL TSRMLS_CC);
  489. if (Z_TYPE_P(doXInclude) != IS_NULL) {
  490. convert_to_long(doXInclude);
  491. ctxt->xinclude = Z_LVAL_P(doXInclude);
  492. }
  493. efree(member);
  494. secPrefsValue = intern->securityPrefs;
  495. /* This whole if block can be removed, when we remove the xsl.security_prefs php.ini option in PHP 6+ */
  496. secPrefsIni= INI_INT("xsl.security_prefs");
  497. /* if secPrefsIni has the same value as secPrefsValue, all is fine */
  498. if (secPrefsIni != secPrefsValue) {
  499. if (secPrefsIni != XSL_SECPREF_DEFAULT) {
  500. /* if the ini value is not set to the default, throw an E_DEPRECATED warning */
  501. php_error_docref(NULL TSRMLS_CC, E_DEPRECATED, "The xsl.security_prefs php.ini option is deprecated; use XsltProcessor->setSecurityPrefs() instead");
  502. if (intern->securityPrefsSet == 0) {
  503. /* if securityPrefs were not set through the setSecurityPrefs method, take the ini setting */
  504. secPrefsValue = secPrefsIni;
  505. } else {
  506. /* else throw a notice, that the ini setting was not used */
  507. php_error_docref(NULL TSRMLS_CC, E_NOTICE, "The xsl.security_prefs php.ini was not used, since the XsltProcessor->setSecurityPrefs() method was used");
  508. }
  509. }
  510. }
  511. /* if securityPrefs is set to NONE, we don't have to do any checks, but otherwise... */
  512. if (secPrefsValue != XSL_SECPREF_NONE) {
  513. secPrefs = xsltNewSecurityPrefs();
  514. if (secPrefsValue & XSL_SECPREF_READ_FILE ) {
  515. if (0 != xsltSetSecurityPrefs(secPrefs, XSLT_SECPREF_READ_FILE, xsltSecurityForbid)) {
  516. secPrefsError = 1;
  517. }
  518. }
  519. if (secPrefsValue & XSL_SECPREF_WRITE_FILE ) {
  520. if (0 != xsltSetSecurityPrefs(secPrefs, XSLT_SECPREF_WRITE_FILE, xsltSecurityForbid)) {
  521. secPrefsError = 1;
  522. }
  523. }
  524. if (secPrefsValue & XSL_SECPREF_CREATE_DIRECTORY ) {
  525. if (0 != xsltSetSecurityPrefs(secPrefs, XSLT_SECPREF_CREATE_DIRECTORY, xsltSecurityForbid)) {
  526. secPrefsError = 1;
  527. }
  528. }
  529. if (secPrefsValue & XSL_SECPREF_READ_NETWORK) {
  530. if (0 != xsltSetSecurityPrefs(secPrefs, XSLT_SECPREF_READ_NETWORK, xsltSecurityForbid)) {
  531. secPrefsError = 1;
  532. }
  533. }
  534. if (secPrefsValue & XSL_SECPREF_WRITE_NETWORK) {
  535. if (0 != xsltSetSecurityPrefs(secPrefs, XSLT_SECPREF_WRITE_NETWORK, xsltSecurityForbid)) {
  536. secPrefsError = 1;
  537. }
  538. }
  539. if (0 != xsltSetCtxtSecurityPrefs(secPrefs, ctxt)) {
  540. secPrefsError = 1;
  541. }
  542. }
  543. if (secPrefsError == 1) {
  544. php_error_docref(NULL TSRMLS_CC, E_WARNING, "Can't set libxslt security properties, not doing transformation for security reasons");
  545. } else {
  546. newdocp = xsltApplyStylesheetUser(style, doc, (const char**) params, NULL, f, ctxt);
  547. }
  548. if (f) {
  549. fclose(f);
  550. }
  551. xsltFreeTransformContext(ctxt);
  552. if (secPrefs) {
  553. xsltFreeSecurityPrefs(secPrefs);
  554. }
  555. if (intern->node_list != NULL) {
  556. zend_hash_destroy(intern->node_list);
  557. FREE_HASHTABLE(intern->node_list);
  558. intern->node_list = NULL;
  559. }
  560. php_libxml_decrement_doc_ref(intern->doc TSRMLS_CC);
  561. efree(intern->doc);
  562. intern->doc = NULL;
  563. if (params) {
  564. clone = 0;
  565. while(params[clone]) {
  566. efree(params[clone++]);
  567. }
  568. efree(params);
  569. }
  570. return newdocp;
  571. }
  572. /* }}} */
  573. /* {{{ proto domdocument xsl_xsltprocessor_transform_to_doc(domnode doc);
  574. URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#
  575. Since:
  576. */
  577. PHP_FUNCTION(xsl_xsltprocessor_transform_to_doc)
  578. {
  579. zval *id, *docp = NULL;
  580. xmlDoc *newdocp;
  581. xsltStylesheetPtr sheetp;
  582. int ret, ret_class_len=0;
  583. char *ret_class = NULL;
  584. xsl_object *intern;
  585. id = getThis();
  586. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  587. sheetp = (xsltStylesheetPtr) intern->ptr;
  588. if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "o|s!", &docp, &ret_class, &ret_class_len) == FAILURE) {
  589. RETURN_FALSE;
  590. }
  591. newdocp = php_xsl_apply_stylesheet(id, intern, sheetp, docp TSRMLS_CC);
  592. if (newdocp) {
  593. if (ret_class) {
  594. int found;
  595. char *curclass_name;
  596. zend_class_entry *curce, **ce;
  597. php_libxml_node_object *interndoc;
  598. curce = Z_OBJCE_P(docp);
  599. curclass_name = curce->name;
  600. while (curce->parent != NULL) {
  601. curce = curce->parent;
  602. }
  603. found = zend_lookup_class(ret_class, ret_class_len, &ce TSRMLS_CC);
  604. if ((found != SUCCESS) || !instanceof_function(*ce, curce TSRMLS_CC)) {
  605. xmlFreeDoc(newdocp);
  606. php_error_docref(NULL TSRMLS_CC, E_WARNING,
  607. "Expecting class compatible with %s, '%s' given", curclass_name, ret_class);
  608. RETURN_FALSE;
  609. }
  610. object_init_ex(return_value, *ce);
  611. interndoc = (php_libxml_node_object *)zend_objects_get_address(return_value TSRMLS_CC);
  612. php_libxml_increment_doc_ref(interndoc, newdocp TSRMLS_CC);
  613. php_libxml_increment_node_ptr(interndoc, (xmlNodePtr)newdocp, (void *)interndoc TSRMLS_CC);
  614. } else {
  615. DOM_RET_OBJ((xmlNodePtr) newdocp, &ret, NULL);
  616. }
  617. } else {
  618. RETURN_FALSE;
  619. }
  620. }
  621. /* }}} end xsl_xsltprocessor_transform_to_doc */
  622. /* {{{ proto int xsl_xsltprocessor_transform_to_uri(domdocument doc, string uri);
  623. */
  624. PHP_FUNCTION(xsl_xsltprocessor_transform_to_uri)
  625. {
  626. zval *id, *docp = NULL;
  627. xmlDoc *newdocp;
  628. xsltStylesheetPtr sheetp;
  629. int ret, uri_len;
  630. char *uri;
  631. xsl_object *intern;
  632. id = getThis();
  633. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  634. sheetp = (xsltStylesheetPtr) intern->ptr;
  635. if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "op", &docp, &uri, &uri_len) == FAILURE) {
  636. RETURN_FALSE;
  637. }
  638. newdocp = php_xsl_apply_stylesheet(id, intern, sheetp, docp TSRMLS_CC);
  639. ret = -1;
  640. if (newdocp) {
  641. ret = xsltSaveResultToFilename(uri, newdocp, sheetp, 0);
  642. xmlFreeDoc(newdocp);
  643. }
  644. RETVAL_LONG(ret);
  645. }
  646. /* }}} end xsl_xsltprocessor_transform_to_uri */
  647. /* {{{ proto string xsl_xsltprocessor_transform_to_xml(domdocument doc);
  648. */
  649. PHP_FUNCTION(xsl_xsltprocessor_transform_to_xml)
  650. {
  651. zval *id, *docp = NULL;
  652. xmlDoc *newdocp;
  653. xsltStylesheetPtr sheetp;
  654. int ret;
  655. xmlChar *doc_txt_ptr;
  656. int doc_txt_len;
  657. xsl_object *intern;
  658. id = getThis();
  659. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  660. sheetp = (xsltStylesheetPtr) intern->ptr;
  661. if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "o", &docp) == FAILURE) {
  662. RETURN_FALSE;
  663. }
  664. newdocp = php_xsl_apply_stylesheet(id, intern, sheetp, docp TSRMLS_CC);
  665. ret = -1;
  666. if (newdocp) {
  667. ret = xsltSaveResultToString(&doc_txt_ptr, &doc_txt_len, newdocp, sheetp);
  668. if (doc_txt_ptr && doc_txt_len) {
  669. RETVAL_STRINGL(doc_txt_ptr, doc_txt_len, 1);
  670. xmlFree(doc_txt_ptr);
  671. }
  672. xmlFreeDoc(newdocp);
  673. }
  674. if (ret < 0) {
  675. RETURN_FALSE;
  676. }
  677. }
  678. /* }}} end xsl_xsltprocessor_transform_to_xml */
  679. /* {{{ proto bool xsl_xsltprocessor_set_parameter(string namespace, mixed name [, string value]);
  680. */
  681. PHP_FUNCTION(xsl_xsltprocessor_set_parameter)
  682. {
  683. zval *id;
  684. zval *array_value, **entry, *new_string;
  685. xsl_object *intern;
  686. char *string_key, *name, *value, *namespace;
  687. ulong idx;
  688. int string_key_len, namespace_len, name_len, value_len;
  689. DOM_GET_THIS(id);
  690. if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "sa", &namespace, &namespace_len, &array_value) == SUCCESS) {
  691. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  692. zend_hash_internal_pointer_reset(Z_ARRVAL_P(array_value));
  693. while (zend_hash_get_current_data(Z_ARRVAL_P(array_value), (void **)&entry) == SUCCESS) {
  694. SEPARATE_ZVAL(entry);
  695. convert_to_string_ex(entry);
  696. if (zend_hash_get_current_key_ex(Z_ARRVAL_P(array_value), &string_key, &string_key_len, &idx, 0, NULL) != HASH_KEY_IS_STRING) {
  697. php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid parameter array");
  698. RETURN_FALSE;
  699. }
  700. ALLOC_ZVAL(new_string);
  701. Z_ADDREF_PP(entry);
  702. COPY_PZVAL_TO_ZVAL(*new_string, *entry);
  703. zend_hash_update(intern->parameter, string_key, string_key_len, &new_string, sizeof(zval*), NULL);
  704. zend_hash_move_forward(Z_ARRVAL_P(array_value));
  705. }
  706. RETURN_TRUE;
  707. } else if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "sss", &namespace, &namespace_len, &name, &name_len, &value, &value_len) == SUCCESS) {
  708. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  709. MAKE_STD_ZVAL(new_string);
  710. ZVAL_STRING(new_string, value, 1);
  711. zend_hash_update(intern->parameter, name, name_len + 1, &new_string, sizeof(zval*), NULL);
  712. RETURN_TRUE;
  713. } else {
  714. WRONG_PARAM_COUNT;
  715. }
  716. }
  717. /* }}} end xsl_xsltprocessor_set_parameter */
  718. /* {{{ proto string xsl_xsltprocessor_get_parameter(string namespace, string name);
  719. */
  720. PHP_FUNCTION(xsl_xsltprocessor_get_parameter)
  721. {
  722. zval *id;
  723. int name_len = 0, namespace_len = 0;
  724. char *name, *namespace;
  725. zval **value;
  726. xsl_object *intern;
  727. DOM_GET_THIS(id);
  728. if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &namespace, &namespace_len, &name, &name_len) == FAILURE) {
  729. RETURN_FALSE;
  730. }
  731. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  732. if ( zend_hash_find(intern->parameter, name, name_len + 1, (void**) &value) == SUCCESS) {
  733. convert_to_string_ex(value);
  734. RETVAL_STRING(Z_STRVAL_PP(value),1);
  735. } else {
  736. RETURN_FALSE;
  737. }
  738. }
  739. /* }}} end xsl_xsltprocessor_get_parameter */
  740. /* {{{ proto bool xsl_xsltprocessor_remove_parameter(string namespace, string name);
  741. */
  742. PHP_FUNCTION(xsl_xsltprocessor_remove_parameter)
  743. {
  744. zval *id;
  745. int name_len = 0, namespace_len = 0;
  746. char *name, *namespace;
  747. xsl_object *intern;
  748. DOM_GET_THIS(id);
  749. if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &namespace, &namespace_len, &name, &name_len) == FAILURE) {
  750. RETURN_FALSE;
  751. }
  752. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  753. if ( zend_hash_del(intern->parameter, name, name_len + 1) == SUCCESS) {
  754. RETURN_TRUE;
  755. } else {
  756. RETURN_FALSE;
  757. }
  758. }
  759. /* }}} end xsl_xsltprocessor_remove_parameter */
  760. /* {{{ proto void xsl_xsltprocessor_register_php_functions([mixed $restrict]);
  761. */
  762. PHP_FUNCTION(xsl_xsltprocessor_register_php_functions)
  763. {
  764. zval *id;
  765. xsl_object *intern;
  766. zval *array_value, **entry, *new_string;
  767. int name_len = 0;
  768. char *name;
  769. DOM_GET_THIS(id);
  770. if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "a", &array_value) == SUCCESS) {
  771. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  772. zend_hash_internal_pointer_reset(Z_ARRVAL_P(array_value));
  773. while (zend_hash_get_current_data(Z_ARRVAL_P(array_value), (void **)&entry) == SUCCESS) {
  774. SEPARATE_ZVAL(entry);
  775. convert_to_string_ex(entry);
  776. MAKE_STD_ZVAL(new_string);
  777. ZVAL_LONG(new_string,1);
  778. zend_hash_update(intern->registered_phpfunctions, Z_STRVAL_PP(entry), Z_STRLEN_PP(entry) + 1, &new_string, sizeof(zval*), NULL);
  779. zend_hash_move_forward(Z_ARRVAL_P(array_value));
  780. }
  781. intern->registerPhpFunctions = 2;
  782. } else if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "s", &name, &name_len) == SUCCESS) {
  783. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  784. MAKE_STD_ZVAL(new_string);
  785. ZVAL_LONG(new_string,1);
  786. zend_hash_update(intern->registered_phpfunctions, name, name_len + 1, &new_string, sizeof(zval*), NULL);
  787. intern->registerPhpFunctions = 2;
  788. } else {
  789. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  790. intern->registerPhpFunctions = 1;
  791. }
  792. }
  793. /* }}} end xsl_xsltprocessor_register_php_functions(); */
  794. /* {{{ proto bool xsl_xsltprocessor_set_profiling(string filename) */
  795. PHP_FUNCTION(xsl_xsltprocessor_set_profiling)
  796. {
  797. zval *id;
  798. xsl_object *intern;
  799. char *filename = NULL;
  800. int filename_len;
  801. DOM_GET_THIS(id);
  802. if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "p!", &filename, &filename_len) == SUCCESS) {
  803. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  804. if (intern->profiling) {
  805. efree(intern->profiling);
  806. }
  807. if (filename != NULL) {
  808. intern->profiling = estrndup(filename,filename_len);
  809. } else {
  810. intern->profiling = NULL;
  811. }
  812. RETURN_TRUE;
  813. } else {
  814. WRONG_PARAM_COUNT;
  815. }
  816. }
  817. /* }}} end xsl_xsltprocessor_set_profiling */
  818. /* {{{ proto long xsl_xsltprocessor_set_security_prefs(long securityPrefs) */
  819. PHP_FUNCTION(xsl_xsltprocessor_set_security_prefs)
  820. {
  821. zval *id;
  822. xsl_object *intern;
  823. long securityPrefs, oldSecurityPrefs;
  824. DOM_GET_THIS(id);
  825. if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &securityPrefs) == FAILURE) {
  826. return;
  827. }
  828. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  829. oldSecurityPrefs = intern->securityPrefs;
  830. intern->securityPrefs = securityPrefs;
  831. /* set this to 1 so that we know, it was set through this method. Can be removed, when we remove the ini setting */
  832. intern->securityPrefsSet = 1;
  833. RETURN_LONG(oldSecurityPrefs);
  834. }
  835. /* }}} end xsl_xsltprocessor_set_security_prefs */
  836. /* {{{ proto long xsl_xsltprocessor_get_security_prefs() */
  837. PHP_FUNCTION(xsl_xsltprocessor_get_security_prefs)
  838. {
  839. zval *id;
  840. xsl_object *intern;
  841. DOM_GET_THIS(id);
  842. if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "") == SUCCESS) {
  843. intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
  844. RETURN_LONG(intern->securityPrefs);
  845. } else {
  846. WRONG_PARAM_COUNT;
  847. }
  848. }
  849. /* }}} end xsl_xsltprocessor_get_security_prefs */
  850. /* {{{ proto bool xsl_xsltprocessor_has_exslt_support();
  851. */
  852. PHP_FUNCTION(xsl_xsltprocessor_has_exslt_support)
  853. {
  854. #if HAVE_XSL_EXSLT
  855. RETURN_TRUE;
  856. #else
  857. RETURN_FALSE;
  858. #endif
  859. }
  860. /* }}} end xsl_xsltprocessor_has_exslt_support(); */
  861. /*
  862. * Local variables:
  863. * tab-width: 4
  864. * c-basic-offset: 4
  865. * End:
  866. * vim600: sw=4 ts=4 fdm=marker
  867. * vim<600: sw=4 ts=4
  868. */