root/ext/simplexml/simplexml.c

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DEFINITIONS

This source file includes following definitions.
  1. sxe_get_element_class_entry
  2. _node_as_zval
  3. php_sxe_get_first_node
  4. match_ns
  5. sxe_get_element_by_offset
  6. sxe_find_element_by_name
  7. sxe_get_element_by_name
  8. sxe_prop_dim_read
  9. sxe_property_read
  10. sxe_dimension_read
  11. change_node_zval
  12. sxe_prop_dim_write
  13. sxe_property_write
  14. sxe_dimension_write
  15. sxe_property_get_adr
  16. sxe_prop_dim_exists
  17. sxe_property_exists
  18. sxe_dimension_exists
  19. sxe_prop_dim_delete
  20. sxe_property_delete
  21. sxe_dimension_delete
  22. sxe_xmlNodeListGetString
  23. _get_base_node_value
  24. sxe_properties_add
  25. sxe_get_prop_hash
  26. sxe_get_gc
  27. sxe_get_properties
  28. sxe_get_debug_info
  29. sxe_objects_compare
  30. SXE_METHOD
  31. SXE_METHOD
  32. SXE_METHOD
  33. sxe_add_namespace_name
  34. sxe_add_namespaces
  35. SXE_METHOD
  36. sxe_add_registered_namespaces
  37. SXE_METHOD
  38. SXE_METHOD
  39. SXE_METHOD
  40. SXE_METHOD
  41. SXE_METHOD
  42. SXE_METHOD
  43. cast_object
  44. sxe_object_cast
  45. SXE_METHOD
  46. php_sxe_count_elements_helper
  47. sxe_count_elements
  48. SXE_METHOD
  49. sxe_get_value
  50. sxe_object_clone
  51. sxe_object_dtor
  52. sxe_object_free_storage
  53. php_sxe_object_new
  54. php_sxe_register_object
  55. sxe_object_new
  56. PHP_FUNCTION
  57. PHP_FUNCTION
  58. SXE_METHOD
  59. php_sxe_iterator_fetch
  60. php_sxe_reset_iterator
  61. php_sxe_get_iterator
  62. php_sxe_iterator_dtor
  63. php_sxe_iterator_valid
  64. php_sxe_iterator_current_data
  65. php_sxe_iterator_current_key
  66. php_sxe_move_forward_iterator
  67. php_sxe_iterator_move_forward
  68. php_sxe_iterator_rewind
  69. simplexml_export_node
  70. PHP_FUNCTION
  71. PHP_MINIT_FUNCTION
  72. PHP_MSHUTDOWN_FUNCTION
  73. PHP_MINFO_FUNCTION

   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: Sterling Hughes <sterling@php.net>                          |
  16   |          Marcus Boerger <helly@php.net>                              |
  17   |          Rob Richards <rrichards@php.net>                            |
  18   +----------------------------------------------------------------------+
  19 */
  20 
  21 /* $Id: 07fc6546e896094aed794aea4691f0151774d955 $ */
  22 
  23 #ifdef HAVE_CONFIG_H
  24 #include "config.h"
  25 #endif
  26 
  27 #include "php.h"
  28 #if HAVE_LIBXML && HAVE_SIMPLEXML
  29 
  30 #include "php_ini.h"
  31 #include "ext/standard/info.h"
  32 #include "ext/standard/php_string.h"
  33 #include "php_simplexml.h"
  34 #include "php_simplexml_exports.h"
  35 #include "zend_exceptions.h"
  36 #include "zend_interfaces.h"
  37 #include "sxe.h"
  38 
  39 #define SXE_ELEMENT_BY_NAME 0
  40 
  41 zend_class_entry *sxe_class_entry = NULL;
  42 
  43 PHP_SXE_API zend_class_entry *sxe_get_element_class_entry() /* {{{ */
  44 {
  45         return sxe_class_entry;
  46 }
  47 /* }}} */
  48 
  49 #define SXE_ME(func, arg_info, flags) PHP_ME(simplexml_element, func, arg_info, flags)
  50 #define SXE_MALIAS(func, alias, arg_info, flags) PHP_MALIAS(simplexml_element, func, alias, arg_info, flags)
  51 
  52 #define SXE_METHOD(func) PHP_METHOD(simplexml_element, func)
  53 
  54 static php_sxe_object* php_sxe_object_new(zend_class_entry *ce TSRMLS_DC);
  55 static zend_object_value php_sxe_register_object(php_sxe_object * TSRMLS_DC);
  56 static xmlNodePtr php_sxe_reset_iterator(php_sxe_object *sxe, int use_data TSRMLS_DC);
  57 static xmlNodePtr php_sxe_iterator_fetch(php_sxe_object *sxe, xmlNodePtr node, int use_data TSRMLS_DC);
  58 static zval *sxe_get_value(zval *z TSRMLS_DC);
  59 static void php_sxe_iterator_dtor(zend_object_iterator *iter TSRMLS_DC);
  60 static int php_sxe_iterator_valid(zend_object_iterator *iter TSRMLS_DC);
  61 static void php_sxe_iterator_current_data(zend_object_iterator *iter, zval ***data TSRMLS_DC);
  62 static void php_sxe_iterator_current_key(zend_object_iterator *iter, zval *key TSRMLS_DC);
  63 static void php_sxe_iterator_move_forward(zend_object_iterator *iter TSRMLS_DC);
  64 static void php_sxe_iterator_rewind(zend_object_iterator *iter TSRMLS_DC);
  65 
  66 /* {{{ _node_as_zval()
  67  */
  68 static void _node_as_zval(php_sxe_object *sxe, xmlNodePtr node, zval *value, SXE_ITER itertype, char *name, const xmlChar *nsprefix, int isprefix TSRMLS_DC)
  69 {
  70         php_sxe_object *subnode;
  71 
  72         subnode = php_sxe_object_new(sxe->zo.ce TSRMLS_CC);
  73         subnode->document = sxe->document;
  74         subnode->document->refcount++;
  75         subnode->iter.type = itertype;
  76         if (name) {
  77                 subnode->iter.name = xmlStrdup((xmlChar *)name);
  78         }
  79         if (nsprefix && *nsprefix) {
  80                 subnode->iter.nsprefix = xmlStrdup(nsprefix);
  81                 subnode->iter.isprefix = isprefix;
  82         }
  83 
  84         php_libxml_increment_node_ptr((php_libxml_node_object *)subnode, node, NULL TSRMLS_CC);
  85 
  86         value->type = IS_OBJECT;
  87         value->value.obj = php_sxe_register_object(subnode TSRMLS_CC);
  88 }
  89 /* }}} */
  90 
  91 #define APPEND_PREV_ELEMENT(__c, __v) \
  92         if ((__c) == 1) { \
  93                 array_init(return_value); \
  94                 add_next_index_zval(return_value, __v); \
  95         }
  96 
  97 #define APPEND_CUR_ELEMENT(__c, __v) \
  98         if (++(__c) > 1) { \
  99                 add_next_index_zval(return_value, __v); \
 100         }
 101 
 102 #define GET_NODE(__s, __n) { \
 103         if ((__s)->node && (__s)->node->node) { \
 104                 __n = (__s)->node->node; \
 105         } else { \
 106                 __n = NULL; \
 107                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Node no longer exists"); \
 108         } \
 109 }
 110 
 111 static xmlNodePtr php_sxe_get_first_node(php_sxe_object *sxe, xmlNodePtr node TSRMLS_DC) /* {{{ */
 112 {
 113         php_sxe_object *intern;
 114         xmlNodePtr retnode = NULL;
 115 
 116         if (sxe && sxe->iter.type != SXE_ITER_NONE) {
 117                 php_sxe_reset_iterator(sxe, 1 TSRMLS_CC);
 118                 if (sxe->iter.data) {
 119                         intern = (php_sxe_object *)zend_object_store_get_object(sxe->iter.data TSRMLS_CC);
 120                         GET_NODE(intern, retnode)
 121                 }
 122                 return retnode;
 123         } else {
 124                 return node;
 125         }
 126 }
 127 /* }}} */
 128 
 129 static inline int match_ns(php_sxe_object *sxe, xmlNodePtr node, xmlChar *name, int prefix) /* {{{ */
 130 {
 131         if (name == NULL && (node->ns == NULL || node->ns->prefix == NULL)) {
 132                 return 1;
 133         }
 134 
 135         if (node->ns && !xmlStrcmp(prefix ? node->ns->prefix : node->ns->href, name)) {
 136                 return 1;
 137         }
 138 
 139         return 0;
 140 }
 141 /* }}} */
 142 
 143 static xmlNodePtr sxe_get_element_by_offset(php_sxe_object *sxe, long offset, xmlNodePtr node, long *cnt) /* {{{ */
 144 {
 145         long nodendx = 0;
 146 
 147         if (sxe->iter.type == SXE_ITER_NONE) {
 148                 if (offset == 0) {
 149                         if (cnt) {
 150                                 *cnt = 0;
 151                         }
 152                         return node;
 153                 } else {
 154                         return NULL;
 155                 }
 156         }
 157         while (node && nodendx <= offset) {
 158                 SKIP_TEXT(node)
 159                 if (node->type == XML_ELEMENT_NODE && match_ns(sxe, node, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 160                         if (sxe->iter.type == SXE_ITER_CHILD || (
 161                                 sxe->iter.type == SXE_ITER_ELEMENT && !xmlStrcmp(node->name, sxe->iter.name))) {
 162                                 if (nodendx == offset) {
 163                                         break;
 164                                 }
 165                                 nodendx++;
 166                         }
 167                 }
 168 next_iter:
 169                 node = node->next;
 170         }
 171 
 172         if (cnt) {
 173                 *cnt = nodendx;
 174         }
 175 
 176         return node;
 177 }
 178 /* }}} */
 179 
 180 static xmlNodePtr sxe_find_element_by_name(php_sxe_object *sxe, xmlNodePtr node, xmlChar *name TSRMLS_DC) /* {{{ */
 181 {
 182         while (node) {
 183                 SKIP_TEXT(node)
 184                 if (node->type == XML_ELEMENT_NODE && match_ns(sxe, node, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 185                         if (!xmlStrcmp(node->name, name)) {
 186                                 return node;
 187                         }
 188                 }
 189 next_iter:
 190                 node = node->next;
 191         }
 192         return NULL;
 193 } /* }}} */
 194 
 195 static xmlNodePtr sxe_get_element_by_name(php_sxe_object *sxe, xmlNodePtr node, char **name, SXE_ITER *type TSRMLS_DC) /* {{{ */
 196 {
 197         int         orgtype;
 198         xmlNodePtr  orgnode = node;
 199         xmlNodePtr  retnode = NULL;
 200 
 201         if (sxe->iter.type != SXE_ITER_ATTRLIST)
 202         {
 203                 orgtype = sxe->iter.type;
 204                 if (sxe->iter.type == SXE_ITER_NONE) {
 205                         sxe->iter.type = SXE_ITER_CHILD;
 206                 }
 207                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 208                 sxe->iter.type = orgtype;
 209         }
 210 
 211         if (sxe->iter.type == SXE_ITER_ELEMENT) {
 212                 orgnode = sxe_find_element_by_name(sxe, node, sxe->iter.name TSRMLS_CC);
 213                 if (!orgnode) {
 214                         return NULL;
 215                 }
 216                 node = orgnode->children;
 217         }
 218 
 219         while (node) {
 220                 SKIP_TEXT(node)
 221                 if (node->type == XML_ELEMENT_NODE && match_ns(sxe, node, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 222                         if (!xmlStrcmp(node->name, (xmlChar *)*name)) {
 223                                 if (1||retnode)
 224                                 {
 225                                         *type = SXE_ITER_ELEMENT;
 226                                         return orgnode;
 227                                 }
 228                                 retnode = node;
 229                         }
 230                 }
 231 next_iter:
 232                 node = node->next;
 233         }
 234 
 235         if (retnode)
 236         {
 237                 *type = SXE_ITER_NONE;
 238                 *name = NULL;
 239                 return retnode;
 240         }
 241 
 242         return NULL;
 243 }
 244 /* }}} */
 245 
 246 /* {{{ sxe_prop_dim_read()
 247  */
 248 static zval * sxe_prop_dim_read(zval *object, zval *member, zend_bool elements, zend_bool attribs, int type TSRMLS_DC)
 249 {
 250         zval           *return_value;
 251         php_sxe_object *sxe;
 252         char           *name;
 253         xmlNodePtr      node;
 254         xmlAttrPtr      attr = NULL;
 255         zval            tmp_zv;
 256         int             nodendx = 0;
 257         int             test = 0;
 258 
 259         sxe = php_sxe_fetch_object(object TSRMLS_CC);
 260 
 261         if (!member || Z_TYPE_P(member) == IS_LONG) {
 262                 if (sxe->iter.type != SXE_ITER_ATTRLIST) {
 263                         attribs = 0;
 264                         elements = 1;
 265                 } else if (!member) {
 266                         /* This happens when the user did: $sxe[]->foo = $value */
 267                         php_error_docref(NULL TSRMLS_CC, E_ERROR, "Cannot create unnamed attribute");
 268                         return NULL;
 269                 }
 270                 name = NULL;
 271         } else {
 272                 if (Z_TYPE_P(member) != IS_STRING) {
 273                         tmp_zv = *member;
 274                         zval_copy_ctor(&tmp_zv);
 275                         member = &tmp_zv;
 276                         convert_to_string(member);
 277                 }
 278                 name = Z_STRVAL_P(member);
 279         }
 280 
 281         GET_NODE(sxe, node);
 282 
 283         if (sxe->iter.type == SXE_ITER_ATTRLIST) {
 284                 attribs = 1;
 285                 elements = 0;
 286                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 287                 attr = (xmlAttrPtr)node;
 288                 test = sxe->iter.name != NULL;
 289         } else if (sxe->iter.type != SXE_ITER_CHILD) {
 290                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 291                 attr = node ? node->properties : NULL;
 292                 test = 0;
 293                 if (!member && node && node->parent &&
 294                     node->parent->type == XML_DOCUMENT_NODE) {
 295                         /* This happens when the user did: $sxe[]->foo = $value */
 296                         php_error_docref(NULL TSRMLS_CC, E_ERROR, "Cannot create unnamed attribute");
 297                         return NULL;
 298                 }
 299         }
 300 
 301         MAKE_STD_ZVAL(return_value);
 302         ZVAL_NULL(return_value);
 303 
 304         if (node) {
 305                 if (attribs) {
 306                         if (Z_TYPE_P(member) != IS_LONG || sxe->iter.type == SXE_ITER_ATTRLIST) {
 307                                 if (Z_TYPE_P(member) == IS_LONG) {
 308                                         while (attr && nodendx <= Z_LVAL_P(member)) {
 309                                                 if ((!test || !xmlStrcmp(attr->name, sxe->iter.name)) && match_ns(sxe, (xmlNodePtr) attr, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 310                                                         if (nodendx == Z_LVAL_P(member)) {
 311                                                                 _node_as_zval(sxe, (xmlNodePtr) attr, return_value, SXE_ITER_NONE, NULL, sxe->iter.nsprefix, sxe->iter.isprefix TSRMLS_CC);
 312                                                                 break;
 313                                                         }
 314                                                         nodendx++;
 315                                                 }
 316                                                 attr = attr->next;
 317                                         }
 318                                 } else {
 319                                         while (attr) {
 320                                                 if ((!test || !xmlStrcmp(attr->name, sxe->iter.name)) && !xmlStrcmp(attr->name, (xmlChar *)name) && match_ns(sxe, (xmlNodePtr) attr, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 321                                                         _node_as_zval(sxe, (xmlNodePtr) attr, return_value, SXE_ITER_NONE, NULL, sxe->iter.nsprefix, sxe->iter.isprefix TSRMLS_CC);
 322                                                         break;
 323                                                 }
 324                                                 attr = attr->next;
 325                                         }
 326                                 }
 327                         }
 328                 }
 329 
 330                 if (elements) {
 331                         if (!sxe->node) {
 332                                 php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, node, NULL TSRMLS_CC);
 333                         }
 334                         if (!member || Z_TYPE_P(member) == IS_LONG) {
 335                                 long cnt = 0;
 336                                 xmlNodePtr mynode = node;
 337 
 338                                 if (sxe->iter.type == SXE_ITER_CHILD) {
 339                                         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 340                                 }
 341                                 if (sxe->iter.type == SXE_ITER_NONE) {
 342                                         if (member && Z_LVAL_P(member) > 0) {
 343                                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot add element %s number %ld when only 0 such elements exist", mynode->name, Z_LVAL_P(member));
 344                                         }
 345                                 } else if (member) {
 346                                         node = sxe_get_element_by_offset(sxe, Z_LVAL_P(member), node, &cnt);
 347                                 } else {
 348                                         node = NULL;
 349                                 }
 350                                 if (node) {
 351                                         _node_as_zval(sxe, node, return_value, SXE_ITER_NONE, NULL, sxe->iter.nsprefix, sxe->iter.isprefix TSRMLS_CC);
 352                                 } else if (type == BP_VAR_W || type == BP_VAR_RW) {
 353                                         if (member && cnt < Z_LVAL_P(member)) {
 354                                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot add element %s number %ld when only %ld such elements exist", mynode->name, Z_LVAL_P(member), cnt);
 355                                         }
 356                                         node = xmlNewTextChild(mynode->parent, mynode->ns, mynode->name, NULL);
 357                                         _node_as_zval(sxe, node, return_value, SXE_ITER_NONE, NULL, sxe->iter.nsprefix, sxe->iter.isprefix TSRMLS_CC);
 358                                 }
 359                         } else {
 360 #if SXE_ELEMENT_BY_NAME
 361                                 int newtype;
 362 
 363                                 GET_NODE(sxe, node);
 364                                 node = sxe_get_element_by_name(sxe, node, &name, &newtype TSRMLS_CC);
 365                                 if (node) {
 366                                         _node_as_zval(sxe, node, return_value, newtype, name, sxe->iter.nsprefix, sxe->iter.isprefix TSRMLS_CC);
 367                                 }
 368 #else
 369                                 _node_as_zval(sxe, node, return_value, SXE_ITER_ELEMENT, name, sxe->iter.nsprefix, sxe->iter.isprefix TSRMLS_CC);
 370 #endif
 371                         }
 372                 }
 373         }
 374 
 375         Z_SET_REFCOUNT_P(return_value, 0);
 376         Z_UNSET_ISREF_P(return_value);
 377 
 378         if (member == &tmp_zv) {
 379                 zval_dtor(&tmp_zv);
 380         }
 381         if (Z_TYPE_P(return_value) == IS_NULL) {
 382                 FREE_ZVAL(return_value);
 383                 return_value = &EG(uninitialized_zval);
 384         }
 385 
 386         return return_value;
 387 }
 388 /* }}} */
 389 
 390 /* {{{ sxe_property_read()
 391  */
 392 static zval * sxe_property_read(zval *object, zval *member, int type, const zend_literal *key TSRMLS_DC)
 393 {
 394         return sxe_prop_dim_read(object, member, 1, 0, type TSRMLS_CC);
 395 }
 396 /* }}} */
 397 
 398 /* {{{ sxe_dimension_read()
 399  */
 400 static zval * sxe_dimension_read(zval *object, zval *offset, int type TSRMLS_DC)
 401 {
 402         return sxe_prop_dim_read(object, offset, 0, 1, type TSRMLS_CC);
 403 }
 404 /* }}} */
 405 
 406 /* {{{ change_node_zval()
 407  */
 408 static void change_node_zval(xmlNodePtr node, zval *value TSRMLS_DC)
 409 {
 410         zval value_copy;
 411         xmlChar *buffer;
 412         int buffer_len;
 413 
 414         if (!value)
 415         {
 416                 xmlNodeSetContentLen(node, (xmlChar *)"", 0);
 417                 return;
 418         }
 419         switch (Z_TYPE_P(value)) {
 420                 case IS_LONG:
 421                 case IS_BOOL:
 422                 case IS_DOUBLE:
 423                 case IS_NULL:
 424                         if (Z_REFCOUNT_P(value) > 1) {
 425                                 value_copy = *value;
 426                                 zval_copy_ctor(&value_copy);
 427                                 value = &value_copy;
 428                         }
 429                         convert_to_string(value);
 430                         /* break missing intentionally */
 431                 case IS_STRING:
 432                         buffer = xmlEncodeEntitiesReentrant(node->doc, (xmlChar *)Z_STRVAL_P(value));
 433                         buffer_len = xmlStrlen(buffer);
 434                         /* check for NULL buffer in case of memory error in xmlEncodeEntitiesReentrant */
 435                         if (buffer) {
 436                                 xmlNodeSetContentLen(node, buffer, buffer_len);
 437                                 xmlFree(buffer);
 438                         }
 439                         if (value == &value_copy) {
 440                                 zval_dtor(value);
 441                         }
 442                         break;
 443                 default:
 444                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "It is not possible to assign complex types to nodes");
 445                         break;
 446         }
 447 }
 448 /* }}} */
 449 
 450 /* {{{ sxe_property_write()
 451  */
 452 static int sxe_prop_dim_write(zval *object, zval *member, zval *value, zend_bool elements, zend_bool attribs, xmlNodePtr *pnewnode TSRMLS_DC)
 453 {
 454         php_sxe_object *sxe;
 455         xmlNodePtr      node;
 456         xmlNodePtr      newnode = NULL;
 457         xmlNodePtr      mynode;
 458         xmlNodePtr              tempnode;
 459         xmlAttrPtr      attr = NULL;
 460         int             counter = 0;
 461         int             is_attr = 0;
 462         int                             nodendx = 0;
 463         int             test = 0;
 464         int                             new_value = 0;
 465         long            cnt = 0;
 466         int                             retval = SUCCESS;
 467         zval            tmp_zv, trim_zv, value_copy;
 468 
 469         sxe = php_sxe_fetch_object(object TSRMLS_CC);
 470 
 471         if (!member || Z_TYPE_P(member) == IS_LONG) {
 472                 if (sxe->iter.type != SXE_ITER_ATTRLIST) {
 473                         attribs = 0;
 474                         elements = 1;
 475                 } else if (!member) {
 476                         /* This happens when the user did: $sxe[] = $value
 477                          * and could also be E_PARSE, but we use this only during parsing
 478                          * and this is during runtime.
 479                          */
 480                         php_error_docref(NULL TSRMLS_CC, E_ERROR, "Cannot create unnamed attribute");
 481                         return FAILURE;
 482                 }
 483         } else {
 484                 if (Z_TYPE_P(member) != IS_STRING) {
 485                         trim_zv = *member;
 486                         zval_copy_ctor(&trim_zv);
 487                         convert_to_string(&trim_zv);
 488                         php_trim(Z_STRVAL(trim_zv), Z_STRLEN(trim_zv), NULL, 0, &tmp_zv, 3 TSRMLS_CC);
 489                         zval_dtor(&trim_zv);
 490                         member = &tmp_zv;
 491                 }
 492 
 493                 if (!Z_STRLEN_P(member)) {
 494                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot write or create unnamed %s", attribs ? "attribute" : "element");
 495                         if (member == &tmp_zv) {
 496                                 zval_dtor(&tmp_zv);
 497                         }
 498                         return FAILURE;
 499                 }
 500         }
 501 
 502         GET_NODE(sxe, node);
 503 
 504         if (sxe->iter.type == SXE_ITER_ATTRLIST) {
 505                 attribs = 1;
 506                 elements = 0;
 507                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 508                 attr = (xmlAttrPtr)node;
 509                 test = sxe->iter.name != NULL;
 510         } else if (sxe->iter.type != SXE_ITER_CHILD) {
 511                 mynode = node;
 512                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 513                 attr = node ? node->properties : NULL;
 514                 test = 0;
 515                 if (!member && node && node->parent &&
 516                     node->parent->type == XML_DOCUMENT_NODE) {
 517                         /* This happens when the user did: $sxe[] = $value
 518                          * and could also be E_PARSE, but we use this only during parsing
 519                          * and this is during runtime.
 520                          */
 521                         php_error_docref(NULL TSRMLS_CC, E_ERROR, "Cannot create unnamed attribute");
 522                         return FAILURE;
 523                 }
 524                 if (attribs && !node && sxe->iter.type == SXE_ITER_ELEMENT) {
 525                         node = xmlNewChild(mynode, mynode->ns, sxe->iter.name, NULL);
 526                         attr = node->properties;
 527                 }
 528         }
 529 
 530         mynode = node;
 531 
 532         if (value) {
 533                 switch (Z_TYPE_P(value)) {
 534                         case IS_LONG:
 535                         case IS_BOOL:
 536                         case IS_DOUBLE:
 537                         case IS_NULL:
 538                                 if (Z_REFCOUNT_P(value) > 1) {
 539                                         value_copy = *value;
 540                                         zval_copy_ctor(&value_copy);
 541                                         value = &value_copy;
 542                                 }
 543                                 convert_to_string(value);
 544                                 break;
 545                         case IS_STRING:
 546                                 break;
 547                         case IS_OBJECT:
 548                                 if (Z_OBJCE_P(value) == sxe_class_entry) {
 549                                         value = sxe_get_value(value TSRMLS_CC);
 550                                         INIT_PZVAL(value);
 551                                         new_value = 1;
 552                                         break;
 553                                 }
 554                                 /* break is missing intentionally */
 555                         default:
 556                                 if (member == &tmp_zv) {
 557                                         zval_dtor(&tmp_zv);
 558                                 }
 559                                 zend_error(E_WARNING, "It is not yet possible to assign complex types to %s", attribs ? "attributes" : "properties");
 560                                 return FAILURE;
 561                 }
 562         }
 563 
 564         if (node) {
 565                 if (attribs) {
 566                         if (Z_TYPE_P(member) == IS_LONG) {
 567                                 while (attr && nodendx <= Z_LVAL_P(member)) {
 568                                         if ((!test || !xmlStrcmp(attr->name, sxe->iter.name)) && match_ns(sxe, (xmlNodePtr) attr, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 569                                                 if (nodendx == Z_LVAL_P(member)) {
 570                                                         is_attr = 1;
 571                                                         ++counter;
 572                                                         break;
 573                                                 }
 574                                                 nodendx++;
 575                                         }
 576                                         attr = attr->next;
 577                                 }
 578                         } else {
 579                                 while (attr) {
 580                                         if ((!test || !xmlStrcmp(attr->name, sxe->iter.name)) && !xmlStrcmp(attr->name, (xmlChar *)Z_STRVAL_P(member)) && match_ns(sxe, (xmlNodePtr) attr, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 581                                                 is_attr = 1;
 582                                                 ++counter;
 583                                                 break;
 584                                         }
 585                                         attr = attr->next;
 586                                 }
 587                         }
 588 
 589                 }
 590 
 591                 if (elements) {
 592                         if (!member || Z_TYPE_P(member) == IS_LONG) {
 593                                 if (node->type == XML_ATTRIBUTE_NODE) {
 594                                         php_error_docref(NULL TSRMLS_CC, E_ERROR, "Cannot create duplicate attribute");
 595                                         return FAILURE;
 596                                 }
 597 
 598                                 if (sxe->iter.type == SXE_ITER_NONE) {
 599                                         newnode = node;
 600                                         ++counter;
 601                                         if (member && Z_LVAL_P(member) > 0) {
 602                                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot add element %s number %ld when only 0 such elements exist", mynode->name, Z_LVAL_P(member));
 603                                                 retval = FAILURE;
 604                                         }
 605                                 } else if (member) {
 606                                         newnode = sxe_get_element_by_offset(sxe, Z_LVAL_P(member), node, &cnt);
 607                                         if (newnode) {
 608                                                 ++counter;
 609                                         }
 610                                 }
 611                         } else {
 612                                 node = node->children;
 613                                 while (node) {
 614                                         SKIP_TEXT(node);
 615 
 616                                         if (!xmlStrcmp(node->name, (xmlChar *)Z_STRVAL_P(member))) {
 617                                                 newnode = node;
 618                                                 ++counter;
 619                                         }
 620 
 621 next_iter:
 622                                         node = node->next;
 623                                 }
 624                         }
 625                 }
 626 
 627                 if (counter == 1) {
 628                         if (is_attr) {
 629                                 newnode = (xmlNodePtr) attr;
 630                         }
 631                         if (value) {
 632                                 while ((tempnode = (xmlNodePtr) newnode->children)) {
 633                                         xmlUnlinkNode(tempnode);
 634                                         php_libxml_node_free_resource((xmlNodePtr) tempnode TSRMLS_CC);
 635                                 }
 636                                 change_node_zval(newnode, value TSRMLS_CC);
 637                         }
 638                 } else if (counter > 1) {
 639                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot assign to an array of nodes (duplicate subnodes or attr detected)");
 640                         retval = FAILURE;
 641                 } else if (elements) {
 642                         if (!node) {
 643                                 if (!member || Z_TYPE_P(member) == IS_LONG) {
 644                                         newnode = xmlNewTextChild(mynode->parent, mynode->ns, mynode->name, value ? (xmlChar *)Z_STRVAL_P(value) : NULL);
 645                                 } else {
 646                                         newnode = xmlNewTextChild(mynode, mynode->ns, (xmlChar *)Z_STRVAL_P(member), value ? (xmlChar *)Z_STRVAL_P(value) : NULL);
 647                                 }
 648                         } else if (!member || Z_TYPE_P(member) == IS_LONG) {
 649                                 if (member && cnt < Z_LVAL_P(member)) {
 650                                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot add element %s number %ld when only %ld such elements exist", mynode->name, Z_LVAL_P(member), cnt);
 651                                         retval = FAILURE;
 652                                 }
 653                                 newnode = xmlNewTextChild(mynode->parent, mynode->ns, mynode->name, value ? (xmlChar *)Z_STRVAL_P(value) : NULL);
 654                         }
 655                 } else if (attribs) {
 656                         if (Z_TYPE_P(member) == IS_LONG) {
 657                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot change attribute number %ld when only %d attributes exist", Z_LVAL_P(member), nodendx);
 658                                 retval = FAILURE;
 659                         } else {
 660                                 newnode = (xmlNodePtr)xmlNewProp(node, (xmlChar *)Z_STRVAL_P(member), value ? (xmlChar *)Z_STRVAL_P(value) : NULL);
 661                         }
 662                 }
 663         }
 664 
 665         if (member == &tmp_zv) {
 666                 zval_dtor(&tmp_zv);
 667         }
 668         if (pnewnode) {
 669                 *pnewnode = newnode;
 670         }
 671         if (value && value == &value_copy) {
 672                 zval_dtor(value);
 673         }
 674         if (new_value) {
 675                 zval_ptr_dtor(&value);
 676         }
 677         return retval;
 678 }
 679 /* }}} */
 680 
 681 /* {{{ sxe_property_write()
 682  */
 683 static void sxe_property_write(zval *object, zval *member, zval *value, const zend_literal *key TSRMLS_DC)
 684 {
 685         sxe_prop_dim_write(object, member, value, 1, 0, NULL TSRMLS_CC);
 686 }
 687 /* }}} */
 688 
 689 /* {{{ sxe_dimension_write()
 690  */
 691 static void sxe_dimension_write(zval *object, zval *offset, zval *value TSRMLS_DC)
 692 {
 693         sxe_prop_dim_write(object, offset, value, 0, 1, NULL TSRMLS_CC);
 694 }
 695 /* }}} */
 696 
 697 static zval** sxe_property_get_adr(zval *object, zval *member, int fetch_type, const zend_literal *key TSRMLS_DC) /* {{{ */
 698 {
 699         php_sxe_object *sxe;
 700         xmlNodePtr      node;
 701         zval           *return_value;
 702         char           *name;
 703         SXE_ITER        type;
 704 
 705         sxe = php_sxe_fetch_object(object TSRMLS_CC);
 706 
 707         GET_NODE(sxe, node);
 708         convert_to_string(member);
 709         name = Z_STRVAL_P(member);
 710         node = sxe_get_element_by_name(sxe, node, &name, &type TSRMLS_CC);
 711         if (node) {
 712                 return NULL;
 713         }
 714         if (sxe_prop_dim_write(object, member, NULL, 1, 0, &node TSRMLS_CC) != SUCCESS) {
 715                 return NULL;
 716         }
 717         type = SXE_ITER_NONE;
 718         name = NULL;
 719 
 720         MAKE_STD_ZVAL(return_value);
 721         _node_as_zval(sxe, node, return_value, type, name, sxe->iter.nsprefix, sxe->iter.isprefix TSRMLS_CC);
 722 
 723         sxe = php_sxe_fetch_object(return_value TSRMLS_CC);
 724         if (sxe->tmp) {
 725                 zval_ptr_dtor(&sxe->tmp);
 726         }
 727         sxe->tmp = return_value;
 728         Z_SET_ISREF_P(return_value);
 729 
 730         return &sxe->tmp;
 731 }
 732 /* }}} */
 733 
 734 /* {{{ sxe_prop_dim_exists()
 735  */
 736 static int sxe_prop_dim_exists(zval *object, zval *member, int check_empty, zend_bool elements, zend_bool attribs TSRMLS_DC)
 737 {
 738         php_sxe_object *sxe;
 739         xmlNodePtr      node;
 740         xmlAttrPtr      attr = NULL;
 741         int                             exists = 0;
 742         int             test = 0;
 743         zval            tmp_zv;
 744 
 745         if (Z_TYPE_P(member) != IS_STRING && Z_TYPE_P(member) != IS_LONG) {
 746                 tmp_zv = *member;
 747                 zval_copy_ctor(&tmp_zv);
 748                 member = &tmp_zv;
 749                 convert_to_string(member);
 750         }
 751 
 752         sxe = php_sxe_fetch_object(object TSRMLS_CC);
 753 
 754         GET_NODE(sxe, node);
 755 
 756         if (Z_TYPE_P(member) == IS_LONG) {
 757                 if (sxe->iter.type != SXE_ITER_ATTRLIST) {
 758                         attribs = 0;
 759                         elements = 1;
 760                         if (sxe->iter.type == SXE_ITER_CHILD) {
 761                                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 762                         }
 763                 }
 764         }
 765 
 766         if (sxe->iter.type == SXE_ITER_ATTRLIST) {
 767                 attribs = 1;
 768                 elements = 0;
 769                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 770                 attr = (xmlAttrPtr)node;
 771                 test = sxe->iter.name != NULL;
 772         } else if (sxe->iter.type != SXE_ITER_CHILD) {
 773                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 774                 attr = node ? node->properties : NULL;
 775                 test = 0;
 776         }
 777 
 778         if (node) {
 779                 if (attribs) {
 780                         if (Z_TYPE_P(member) == IS_LONG) {
 781                                 int     nodendx = 0;
 782 
 783                                 while (attr && nodendx <= Z_LVAL_P(member)) {
 784                                         if ((!test || !xmlStrcmp(attr->name, sxe->iter.name)) && match_ns(sxe, (xmlNodePtr) attr, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 785                                                 if (nodendx == Z_LVAL_P(member)) {
 786                                                         exists = 1;
 787                                                         break;
 788                                                 }
 789                                                 nodendx++;
 790                                         }
 791                                         attr = attr->next;
 792                                 }
 793                         } else {
 794                                 while (attr) {
 795                                         if ((!test || !xmlStrcmp(attr->name, sxe->iter.name)) && !xmlStrcmp(attr->name, (xmlChar *)Z_STRVAL_P(member)) && match_ns(sxe, (xmlNodePtr) attr, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 796                                                 exists = 1;
 797                                                 break;
 798                                         }
 799 
 800                                         attr = attr->next;
 801                                 }
 802                         }
 803                         if (exists && check_empty == 1 &&
 804                                 (!attr->children || !attr->children->content || !attr->children->content[0] || !xmlStrcmp(attr->children->content, "0")) ) {
 805                                 /* Attribute with no content in it's text node */
 806                                 exists = 0;
 807                         }
 808                 }
 809 
 810                 if (elements) {
 811                         if (Z_TYPE_P(member) == IS_LONG) {
 812                                 if (sxe->iter.type == SXE_ITER_CHILD) {
 813                                         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 814                                 }
 815                                 node = sxe_get_element_by_offset(sxe, Z_LVAL_P(member), node, NULL);
 816                         }
 817                         else {
 818                                 node = node->children;
 819                                 while (node) {
 820                                         xmlNodePtr nnext;
 821                                         nnext = node->next;
 822                                         if ((node->type == XML_ELEMENT_NODE) && !xmlStrcmp(node->name, (xmlChar *)Z_STRVAL_P(member))) {
 823                                                 break;
 824                                         }
 825                                         node = nnext;
 826                                 }
 827                         }
 828                         if (node) {
 829                                 exists = 1;
 830                                 if (check_empty == 1 &&
 831                                         (!node->children || (node->children->type == XML_TEXT_NODE && !node->children->next &&
 832                                                 (!node->children->content || !node->children->content[0] || !xmlStrcmp(node->children->content, "0")))) ) {
 833                                         exists = 0;
 834                                 }
 835                         }
 836                 }
 837         }
 838 
 839         if (member == &tmp_zv) {
 840                 zval_dtor(&tmp_zv);
 841         }
 842 
 843         return exists;
 844 }
 845 /* }}} */
 846 
 847 /* {{{ sxe_property_exists()
 848  */
 849 static int sxe_property_exists(zval *object, zval *member, int check_empty, const zend_literal *key TSRMLS_DC)
 850 {
 851         return sxe_prop_dim_exists(object, member, check_empty, 1, 0 TSRMLS_CC);
 852 }
 853 /* }}} */
 854 
 855 /* {{{ sxe_property_exists()
 856  */
 857 static int sxe_dimension_exists(zval *object, zval *member, int check_empty TSRMLS_DC)
 858 {
 859         return sxe_prop_dim_exists(object, member, check_empty, 0, 1 TSRMLS_CC);
 860 }
 861 /* }}} */
 862 
 863 /* {{{ sxe_prop_dim_delete()
 864  */
 865 static void sxe_prop_dim_delete(zval *object, zval *member, zend_bool elements, zend_bool attribs TSRMLS_DC)
 866 {
 867         php_sxe_object *sxe;
 868         xmlNodePtr      node;
 869         xmlNodePtr      nnext;
 870         xmlAttrPtr      attr = NULL;
 871         xmlAttrPtr      anext;
 872         zval            tmp_zv;
 873         int             test = 0;
 874 
 875         if (Z_TYPE_P(member) != IS_STRING && Z_TYPE_P(member) != IS_LONG) {
 876                 tmp_zv = *member;
 877                 zval_copy_ctor(&tmp_zv);
 878                 member = &tmp_zv;
 879                 convert_to_string(member);
 880         }
 881 
 882         sxe = php_sxe_fetch_object(object TSRMLS_CC);
 883 
 884         GET_NODE(sxe, node);
 885 
 886         if (Z_TYPE_P(member) == IS_LONG) {
 887                 if (sxe->iter.type != SXE_ITER_ATTRLIST) {
 888                         attribs = 0;
 889                         elements = 1;
 890                         if (sxe->iter.type == SXE_ITER_CHILD) {
 891                                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 892                         }
 893                 }
 894         }
 895 
 896         if (sxe->iter.type == SXE_ITER_ATTRLIST) {
 897                 attribs = 1;
 898                 elements = 0;
 899                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 900                 attr = (xmlAttrPtr)node;
 901                 test = sxe->iter.name != NULL;
 902         } else if (sxe->iter.type != SXE_ITER_CHILD) {
 903                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 904                 attr = node ? node->properties : NULL;
 905                 test = 0;
 906         }
 907 
 908         if (node) {
 909                 if (attribs) {
 910                         if (Z_TYPE_P(member) == IS_LONG) {
 911                                 int     nodendx = 0;
 912 
 913                                 while (attr && nodendx <= Z_LVAL_P(member)) {
 914                                         if ((!test || !xmlStrcmp(attr->name, sxe->iter.name)) && match_ns(sxe, (xmlNodePtr) attr, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 915                                                 if (nodendx == Z_LVAL_P(member)) {
 916                                                         xmlUnlinkNode((xmlNodePtr) attr);
 917                                                         php_libxml_node_free_resource((xmlNodePtr) attr TSRMLS_CC);
 918                                                         break;
 919                                                 }
 920                                                 nodendx++;
 921                                         }
 922                                         attr = attr->next;
 923                                 }
 924                         } else {
 925                                 while (attr) {
 926                                         anext = attr->next;
 927                                         if ((!test || !xmlStrcmp(attr->name, sxe->iter.name)) && !xmlStrcmp(attr->name, (xmlChar *)Z_STRVAL_P(member)) && match_ns(sxe, (xmlNodePtr) attr, sxe->iter.nsprefix, sxe->iter.isprefix)) {
 928                                                 xmlUnlinkNode((xmlNodePtr) attr);
 929                                                 php_libxml_node_free_resource((xmlNodePtr) attr TSRMLS_CC);
 930                                                 break;
 931                                         }
 932                                         attr = anext;
 933                                 }
 934                         }
 935                 }
 936 
 937                 if (elements) {
 938                         if (Z_TYPE_P(member) == IS_LONG) {
 939                                 if (sxe->iter.type == SXE_ITER_CHILD) {
 940                                         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
 941                                 }
 942                                 node = sxe_get_element_by_offset(sxe, Z_LVAL_P(member), node, NULL);
 943                                 if (node) {
 944                                         xmlUnlinkNode(node);
 945                                         php_libxml_node_free_resource(node TSRMLS_CC);
 946                                 }
 947                         } else {
 948                                 node = node->children;
 949                                 while (node) {
 950                                         nnext = node->next;
 951 
 952                                         SKIP_TEXT(node);
 953 
 954                                         if (!xmlStrcmp(node->name, (xmlChar *)Z_STRVAL_P(member))) {
 955                                                 xmlUnlinkNode(node);
 956                                                 php_libxml_node_free_resource(node TSRMLS_CC);
 957                                         }
 958 
 959 next_iter:
 960                                         node = nnext;
 961                                 }
 962                         }
 963                 }
 964         }
 965 
 966         if (member == &tmp_zv) {
 967                 zval_dtor(&tmp_zv);
 968         }
 969 }
 970 /* }}} */
 971 
 972 /* {{{ sxe_property_delete()
 973  */
 974 static void sxe_property_delete(zval *object, zval *member, const zend_literal *key TSRMLS_DC)
 975 {
 976         sxe_prop_dim_delete(object, member, 1, 0 TSRMLS_CC);
 977 }
 978 /* }}} */
 979 
 980 /* {{{ sxe_dimension_unset()
 981  */
 982 static void sxe_dimension_delete(zval *object, zval *offset TSRMLS_DC)
 983 {
 984         sxe_prop_dim_delete(object, offset, 0, 1 TSRMLS_CC);
 985 }
 986 /* }}} */
 987 
 988 static inline char * sxe_xmlNodeListGetString(xmlDocPtr doc, xmlNodePtr list, int inLine) /* {{{ */
 989 {
 990         xmlChar *tmp = xmlNodeListGetString(doc, list, inLine);
 991         char    *res;
 992         
 993         if (tmp) {
 994                 res = estrdup((char*)tmp);
 995                 xmlFree(tmp);
 996         } else {
 997                 res = STR_EMPTY_ALLOC();
 998         }
 999 
1000         return res;
1001 }
1002 /* }}} */
1003 
1004 /* {{{ _get_base_node_value()
1005  */
1006 static void _get_base_node_value(php_sxe_object *sxe_ref, xmlNodePtr node, zval **value, xmlChar *nsprefix, int isprefix TSRMLS_DC)
1007 {
1008         php_sxe_object *subnode;
1009         xmlChar        *contents;
1010 
1011         MAKE_STD_ZVAL(*value);
1012 
1013         if (node->children && node->children->type == XML_TEXT_NODE && !xmlIsBlankNode(node->children)) {
1014                 contents = xmlNodeListGetString(node->doc, node->children, 1);
1015                 if (contents) {
1016                         ZVAL_STRING(*value, (char *)contents, 1);
1017                         xmlFree(contents);
1018                 }
1019         } else {
1020                 subnode = php_sxe_object_new(sxe_ref->zo.ce TSRMLS_CC);
1021                 subnode->document = sxe_ref->document;
1022                 subnode->document->refcount++;
1023                 if (nsprefix && *nsprefix) {
1024                         subnode->iter.nsprefix = xmlStrdup((xmlChar *)nsprefix);
1025                         subnode->iter.isprefix = isprefix;
1026                 }
1027                 php_libxml_increment_node_ptr((php_libxml_node_object *)subnode, node, NULL TSRMLS_CC);
1028 
1029                 (*value)->type = IS_OBJECT;
1030                 (*value)->value.obj = php_sxe_register_object(subnode TSRMLS_CC);
1031                 /*zval_add_ref(value);*/
1032         }
1033 }
1034 /* }}} */
1035 
1036 static void sxe_properties_add(HashTable *rv, char *name, int namelen, zval *value TSRMLS_DC) /* {{{ */
1037 {
1038         zval  **data_ptr;
1039         zval  *newptr;
1040         ulong h = zend_hash_func(name, namelen);
1041 
1042         if (zend_hash_quick_find(rv, name, namelen, h, (void **) &data_ptr) == SUCCESS) {
1043                 if (Z_TYPE_PP(data_ptr) == IS_ARRAY) {
1044                         zend_hash_next_index_insert(Z_ARRVAL_PP(data_ptr), &value, sizeof(zval *), NULL);
1045                 } else {
1046                         MAKE_STD_ZVAL(newptr);
1047                         array_init(newptr);
1048 
1049                         zval_add_ref(data_ptr);
1050                         zend_hash_next_index_insert(Z_ARRVAL_P(newptr), data_ptr, sizeof(zval *), NULL);
1051                         zend_hash_next_index_insert(Z_ARRVAL_P(newptr), &value, sizeof(zval *), NULL);
1052 
1053                         zend_hash_quick_update(rv, name, namelen, h, &newptr, sizeof(zval *), NULL);
1054                 }
1055         } else {
1056                 zend_hash_quick_update(rv, name, namelen, h, &value, sizeof(zval *), NULL);
1057         }
1058 }
1059 /* }}} */
1060 
1061 static HashTable * sxe_get_prop_hash(zval *object, int is_debug TSRMLS_DC) /* {{{ */
1062 {
1063         zval            *value;
1064         zval            *zattr;
1065         HashTable       *rv;
1066         php_sxe_object  *sxe;
1067         char            *name;
1068         xmlNodePtr       node;
1069         xmlAttrPtr       attr;
1070         int              namelen;
1071         int              test;
1072         char             use_iter;
1073         zval            *iter_data = NULL;
1074 
1075         use_iter = 0;
1076 
1077         sxe = php_sxe_fetch_object(object TSRMLS_CC);
1078 
1079         if (is_debug) {
1080                 ALLOC_HASHTABLE(rv);
1081                 zend_hash_init(rv, 0, NULL, ZVAL_PTR_DTOR, 0);
1082         }
1083         else if (sxe->properties) {
1084                 zend_hash_clean(sxe->properties);
1085                 rv = sxe->properties;
1086         } else {
1087                 ALLOC_HASHTABLE(rv);
1088                 zend_hash_init(rv, 0, NULL, ZVAL_PTR_DTOR, 0);
1089                 sxe->properties = rv;
1090         }
1091 
1092         GET_NODE(sxe, node);
1093         if (!node) {
1094                 return rv;
1095         }
1096         if (is_debug || sxe->iter.type != SXE_ITER_CHILD) {
1097                 if (sxe->iter.type == SXE_ITER_ELEMENT) {
1098                         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
1099                 }
1100                 if (!node || node->type != XML_ENTITY_DECL) {
1101                         attr = node ? (xmlAttrPtr)node->properties : NULL;
1102                         zattr = NULL;
1103                         test = sxe->iter.name && sxe->iter.type == SXE_ITER_ATTRLIST;
1104                         while (attr) {
1105                                 if ((!test || !xmlStrcmp(attr->name, sxe->iter.name)) && match_ns(sxe, (xmlNodePtr)attr, sxe->iter.nsprefix, sxe->iter.isprefix)) {
1106                                         MAKE_STD_ZVAL(value);
1107                                         ZVAL_STRING(value, sxe_xmlNodeListGetString((xmlDocPtr) sxe->document->ptr, attr->children, 1), 0);
1108                                         namelen = xmlStrlen(attr->name) + 1;
1109                                         if (!zattr) {
1110                                                 MAKE_STD_ZVAL(zattr);
1111                                                 array_init(zattr);
1112                                                 sxe_properties_add(rv, "@attributes", sizeof("@attributes"), zattr TSRMLS_CC);
1113                                         }
1114                                         add_assoc_zval_ex(zattr, (char*)attr->name, namelen, value);
1115                                 }
1116                                 attr = attr->next;
1117                         }
1118                 }
1119         }
1120 
1121         GET_NODE(sxe, node);
1122         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
1123 
1124         if (node && sxe->iter.type != SXE_ITER_ATTRLIST) {
1125                 if (node->type == XML_ATTRIBUTE_NODE) {
1126                         MAKE_STD_ZVAL(value);
1127                         ZVAL_STRING(value, sxe_xmlNodeListGetString(node->doc, node->children, 1), 0);
1128                         zend_hash_next_index_insert(rv, &value, sizeof(zval *), NULL);
1129                         node = NULL;
1130                 } else if (sxe->iter.type != SXE_ITER_CHILD) {
1131 
1132                         if ( sxe->iter.type == SXE_ITER_NONE || !node->children || !node->parent || !node->next || node->children->next || node->children->children || node->parent->children == node->parent->last ) {
1133                                 node = node->children;
1134                         } else {
1135                                 iter_data = sxe->iter.data;
1136                                 sxe->iter.data = NULL;
1137 
1138                                 node = php_sxe_reset_iterator(sxe, 0 TSRMLS_CC);
1139 
1140                                 use_iter = 1;
1141                         }
1142                 }
1143 
1144                 while (node) {
1145                         if (node->children != NULL || node->prev != NULL || node->next != NULL) {
1146                                 SKIP_TEXT(node);
1147                         } else {
1148                                 if (node->type == XML_TEXT_NODE) {
1149                                         const xmlChar *cur = node->content;
1150                                         
1151                                         if (*cur != 0) {
1152                                                 MAKE_STD_ZVAL(value);
1153                                                 ZVAL_STRING(value, sxe_xmlNodeListGetString(node->doc, node, 1), 0);
1154                                                 zend_hash_next_index_insert(rv, &value, sizeof(zval *), NULL);
1155                                         }
1156                                         goto next_iter;
1157                                 }
1158                         }
1159 
1160                         if (node->type == XML_ELEMENT_NODE && (! match_ns(sxe, node, sxe->iter.nsprefix, sxe->iter.isprefix))) {
1161                                 goto next_iter;
1162                         }
1163 
1164                         name = (char *) node->name;
1165                         if (!name) {
1166                                 goto next_iter;
1167                         } else {
1168                                 namelen = xmlStrlen(node->name) + 1;
1169                         }
1170 
1171                         _get_base_node_value(sxe, node, &value, sxe->iter.nsprefix, sxe->iter.isprefix TSRMLS_CC);
1172 
1173                         if ( use_iter ) {
1174                                 zend_hash_next_index_insert(rv, &value, sizeof(zval *), NULL);
1175                         } else {
1176                                 sxe_properties_add(rv, name, namelen, value TSRMLS_CC);
1177                         }
1178 next_iter:
1179                         if ( use_iter ) {
1180                                 node = php_sxe_iterator_fetch(sxe, node->next, 0 TSRMLS_CC);
1181                         } else {
1182                                 node = node->next;
1183                         }
1184                 }
1185         }
1186 
1187         if ( use_iter ) {
1188                 if (sxe->iter.data) {
1189                         zval_ptr_dtor(&sxe->iter.data);
1190                 }
1191                 sxe->iter.data = iter_data;
1192         }
1193 
1194         return rv;
1195 }
1196 /* }}} */
1197 
1198 static HashTable * sxe_get_gc(zval *object, zval ***table, int *n TSRMLS_DC) /* {{{ */ {
1199         php_sxe_object  *sxe;
1200         sxe = php_sxe_fetch_object(object TSRMLS_CC);
1201         
1202         *table = NULL;
1203         *n = 0;
1204         return sxe->properties;
1205 }
1206 /* }}} */
1207 
1208 static HashTable * sxe_get_properties(zval *object TSRMLS_DC) /* {{{ */
1209 {
1210         return sxe_get_prop_hash(object, 0 TSRMLS_CC);
1211 }
1212 /* }}} */
1213 
1214 static HashTable * sxe_get_debug_info(zval *object, int *is_temp TSRMLS_DC) /* {{{ */
1215 {
1216         *is_temp = 1;
1217         return sxe_get_prop_hash(object, 1 TSRMLS_CC);
1218 }
1219 /* }}} */
1220 
1221 static int sxe_objects_compare(zval *object1, zval *object2 TSRMLS_DC) /* {{{ */
1222 {
1223         php_sxe_object *sxe1;
1224         php_sxe_object *sxe2;
1225 
1226         sxe1 = php_sxe_fetch_object(object1 TSRMLS_CC);
1227         sxe2 = php_sxe_fetch_object(object2 TSRMLS_CC);
1228 
1229         if (sxe1->node == NULL) {
1230                 if (sxe2->node) {
1231                         return 1;
1232                 } else if (sxe1->document->ptr == sxe2->document->ptr) {
1233                         return 0;
1234                 }
1235         } else {
1236                 return !(sxe1->node == sxe2->node);
1237         }
1238         return 1;
1239 }
1240 /* }}} */
1241 
1242 /* {{{ proto array SimpleXMLElement::xpath(string path)
1243    Runs XPath query on the XML data */
1244 SXE_METHOD(xpath)
1245 {
1246         php_sxe_object    *sxe;
1247         zval              *value;
1248         char              *query;
1249         int                query_len;
1250         int                i;
1251         int                nsnbr = 0;
1252         xmlNsPtr          *ns = NULL;
1253         xmlXPathObjectPtr  retval;
1254         xmlNodeSetPtr      result;
1255         xmlNodePtr                 nodeptr;
1256 
1257         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &query, &query_len) == FAILURE) {
1258                 return;
1259         }
1260 
1261         sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1262 
1263         if (sxe->iter.type == SXE_ITER_ATTRLIST) {
1264                 return; /* attributes don't have attributes */
1265         }
1266 
1267         if (!sxe->xpath) {
1268                 sxe->xpath = xmlXPathNewContext((xmlDocPtr) sxe->document->ptr);
1269         }
1270         if (!sxe->node) {
1271                 php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, xmlDocGetRootElement((xmlDocPtr) sxe->document->ptr), NULL TSRMLS_CC);
1272                 if (!sxe->node) {
1273                         RETURN_FALSE;
1274                 }
1275         }
1276 
1277         nodeptr = php_sxe_get_first_node(sxe, sxe->node->node TSRMLS_CC);
1278 
1279         sxe->xpath->node = nodeptr;
1280 
1281         ns = xmlGetNsList((xmlDocPtr) sxe->document->ptr, nodeptr);
1282         if (ns != NULL) {
1283                 while (ns[nsnbr] != NULL) {
1284                         nsnbr++;
1285                 }
1286         }
1287 
1288         sxe->xpath->namespaces = ns;
1289         sxe->xpath->nsNr = nsnbr;
1290 
1291         retval = xmlXPathEval((xmlChar *)query, sxe->xpath);
1292         if (ns != NULL) {
1293                 xmlFree(ns);
1294                 sxe->xpath->namespaces = NULL;
1295                 sxe->xpath->nsNr = 0;
1296         }
1297 
1298         if (!retval) {
1299                 RETURN_FALSE;
1300         }
1301 
1302         result = retval->nodesetval;
1303 
1304         array_init(return_value);
1305                 
1306         if (result != NULL) {
1307                 for (i = 0; i < result->nodeNr; ++i) {
1308                         nodeptr = result->nodeTab[i];
1309                         if (nodeptr->type == XML_TEXT_NODE || nodeptr->type == XML_ELEMENT_NODE || nodeptr->type == XML_ATTRIBUTE_NODE) {
1310                                 MAKE_STD_ZVAL(value);
1311                                 /**
1312                                  * Detect the case where the last selector is text(), simplexml
1313                                  * always accesses the text() child by default, therefore we assign
1314                                  * to the parent node.
1315                                  */
1316                                 if (nodeptr->type == XML_TEXT_NODE) {
1317                                         _node_as_zval(sxe, nodeptr->parent, value, SXE_ITER_NONE, NULL, NULL, 0 TSRMLS_CC);
1318                                 } else if (nodeptr->type == XML_ATTRIBUTE_NODE) {
1319                                         _node_as_zval(sxe, nodeptr->parent, value, SXE_ITER_ATTRLIST, (char*)nodeptr->name, nodeptr->ns ? (xmlChar *)nodeptr->ns->href : NULL, 0 TSRMLS_CC);
1320                                 } else {
1321                                         _node_as_zval(sxe, nodeptr, value, SXE_ITER_NONE, NULL, NULL, 0 TSRMLS_CC);
1322                                 }
1323 
1324                                 add_next_index_zval(return_value, value);
1325                         }
1326                 }
1327         }
1328 
1329         xmlXPathFreeObject(retval);
1330 }
1331 /* }}} */
1332 
1333 /* {{{ proto bool SimpleXMLElement::registerXPathNamespace(string prefix, string ns)
1334    Creates a prefix/ns context for the next XPath query */
1335 SXE_METHOD(registerXPathNamespace)
1336 {
1337         php_sxe_object    *sxe;
1338         int prefix_len, ns_uri_len;
1339         char *prefix, *ns_uri;
1340 
1341         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &prefix, &prefix_len, &ns_uri, &ns_uri_len) == FAILURE) {
1342                 return;
1343         }
1344 
1345         sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1346         if (!sxe->xpath) {
1347                 sxe->xpath = xmlXPathNewContext((xmlDocPtr) sxe->document->ptr);
1348         }
1349 
1350         if (xmlXPathRegisterNs(sxe->xpath, (xmlChar *)prefix, (xmlChar *)ns_uri) != 0) {
1351                 RETURN_FALSE
1352         }
1353         RETURN_TRUE;
1354 }
1355 
1356 /* }}} */
1357 
1358 /* {{{ proto string SimpleXMLElement::asXML([string filename])
1359    Return a well-formed XML string based on SimpleXML element */
1360 SXE_METHOD(asXML)
1361 {
1362         php_sxe_object     *sxe;
1363         xmlNodePtr          node;
1364         xmlOutputBufferPtr  outbuf;
1365         xmlChar            *strval;
1366         int                 strval_len;
1367         char               *filename;
1368         int                 filename_len;
1369 
1370         if (ZEND_NUM_ARGS() > 1) {
1371                 RETURN_FALSE;
1372         }
1373 
1374         if (ZEND_NUM_ARGS() == 1) {
1375                 if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p", &filename, &filename_len) == FAILURE) {
1376                         RETURN_FALSE;
1377                 }
1378 
1379                 sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1380                 GET_NODE(sxe, node);
1381                 node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
1382 
1383                 if (node) {
1384                         if (node->parent && (XML_DOCUMENT_NODE == node->parent->type)) {
1385                                 int bytes;
1386                                 bytes = xmlSaveFile(filename, (xmlDocPtr) sxe->document->ptr);
1387                                 if (bytes == -1) {
1388                                         RETURN_FALSE;
1389                                 } else {
1390                                         RETURN_TRUE;
1391                                 }
1392                         } else {
1393                                 outbuf = xmlOutputBufferCreateFilename(filename, NULL, 0);
1394 
1395                                 if (outbuf == NULL) {
1396                                         RETURN_FALSE;
1397                                 }
1398 
1399                                 xmlNodeDumpOutput(outbuf, (xmlDocPtr) sxe->document->ptr, node, 0, 0, NULL);
1400                                 xmlOutputBufferClose(outbuf);
1401                                 RETURN_TRUE;
1402                         }
1403                 } else {
1404                         RETURN_FALSE;
1405                 }
1406         }
1407 
1408         sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1409         GET_NODE(sxe, node);
1410         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
1411 
1412         if (node) {
1413                 if (node->parent && (XML_DOCUMENT_NODE == node->parent->type)) {
1414                         xmlDocDumpMemoryEnc((xmlDocPtr) sxe->document->ptr, &strval, &strval_len, ((xmlDocPtr) sxe->document->ptr)->encoding);
1415                         RETVAL_STRINGL((char *)strval, strval_len, 1);
1416                         xmlFree(strval);
1417                 } else {
1418                         /* Should we be passing encoding information instead of NULL? */
1419                         outbuf = xmlAllocOutputBuffer(NULL);
1420 
1421                         if (outbuf == NULL) {
1422                                 RETURN_FALSE;
1423                         }
1424 
1425                         xmlNodeDumpOutput(outbuf, (xmlDocPtr) sxe->document->ptr, node, 0, 0, ((xmlDocPtr) sxe->document->ptr)->encoding);
1426                         xmlOutputBufferFlush(outbuf);
1427 #ifdef LIBXML2_NEW_BUFFER
1428                         RETVAL_STRINGL((char *)xmlOutputBufferGetContent(outbuf), xmlOutputBufferGetSize(outbuf), 1);
1429 #else
1430                         RETVAL_STRINGL((char *)outbuf->buffer->content, outbuf->buffer->use, 1);
1431 #endif
1432                         xmlOutputBufferClose(outbuf);
1433                 }
1434         } else {
1435                 RETVAL_FALSE;
1436         }
1437 }
1438 /* }}} */
1439 
1440 #define SXE_NS_PREFIX(ns) (ns->prefix ? (char*)ns->prefix : "")
1441 
1442 static inline void sxe_add_namespace_name(zval *return_value, xmlNsPtr ns) /* {{{ */
1443 {
1444         char *prefix = SXE_NS_PREFIX(ns);
1445         if (zend_hash_exists(Z_ARRVAL_P(return_value), prefix, strlen(prefix) + 1) == 0) {
1446                 add_assoc_string(return_value, prefix, (char*)ns->href, 1);
1447         }
1448 }
1449 /* }}} */
1450 
1451 static void sxe_add_namespaces(php_sxe_object *sxe, xmlNodePtr node, zend_bool recursive, zval *return_value TSRMLS_DC) /* {{{ */
1452 {
1453         xmlAttrPtr  attr;
1454 
1455         if (node->ns) {
1456                 sxe_add_namespace_name(return_value, node->ns);
1457         }
1458 
1459         attr = node->properties;
1460         while (attr) {
1461                 if (attr->ns) {
1462                         sxe_add_namespace_name(return_value, attr->ns);
1463                 }
1464                 attr = attr->next;
1465         }
1466 
1467         if (recursive) {
1468                 node = node->children;
1469                 while (node) {
1470                         if (node->type == XML_ELEMENT_NODE) {
1471                                 sxe_add_namespaces(sxe, node, recursive, return_value TSRMLS_CC);
1472                         }
1473                         node = node->next;
1474                 }
1475         }
1476 } /* }}} */
1477 
1478 /* {{{ proto string SimpleXMLElement::getNamespaces([bool recursve])
1479    Return all namespaces in use */
1480 SXE_METHOD(getNamespaces)
1481 {
1482         zend_bool           recursive = 0;
1483         php_sxe_object     *sxe;
1484         xmlNodePtr          node;
1485 
1486         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &recursive) == FAILURE) {
1487                 return;
1488         }
1489 
1490         array_init(return_value);
1491 
1492         sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1493         GET_NODE(sxe, node);
1494         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
1495 
1496         if (node) {
1497                 if (node->type == XML_ELEMENT_NODE) {
1498                         sxe_add_namespaces(sxe, node, recursive, return_value TSRMLS_CC);
1499                 } else if (node->type == XML_ATTRIBUTE_NODE && node->ns) {
1500                         sxe_add_namespace_name(return_value, node->ns);
1501                 }
1502         }
1503 }
1504 /* }}} */
1505 
1506 static void sxe_add_registered_namespaces(php_sxe_object *sxe, xmlNodePtr node, zend_bool recursive, zval *return_value TSRMLS_DC) /* {{{ */
1507 {
1508         xmlNsPtr ns;
1509 
1510         if (node->type == XML_ELEMENT_NODE) {
1511                 ns = node->nsDef;
1512                 while (ns != NULL) {
1513                         sxe_add_namespace_name(return_value, ns);
1514                         ns = ns->next;
1515                 }
1516                 if (recursive) {
1517                         node = node->children;
1518                         while (node) {
1519                                 sxe_add_registered_namespaces(sxe, node, recursive, return_value TSRMLS_CC);
1520                                 node = node->next;
1521                         }
1522                 }
1523         }
1524 }
1525 /* }}} */
1526 
1527 /* {{{ proto string SimpleXMLElement::getDocNamespaces([bool recursive [, bool from_root])
1528    Return all namespaces registered with document */
1529 SXE_METHOD(getDocNamespaces)
1530 {
1531         zend_bool           recursive = 0, from_root = 1;
1532         php_sxe_object     *sxe;
1533         xmlNodePtr          node;
1534 
1535         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|bb", &recursive, &from_root) == FAILURE) {
1536                 return;
1537         }
1538 
1539         sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1540         if(from_root){
1541                 node = xmlDocGetRootElement((xmlDocPtr)sxe->document->ptr);
1542         }else{
1543                 GET_NODE(sxe, node);
1544         }
1545         
1546         if (node == NULL) {
1547                 RETURN_FALSE;
1548         }
1549         
1550         array_init(return_value);
1551         sxe_add_registered_namespaces(sxe, node, recursive, return_value TSRMLS_CC);
1552 }
1553 /* }}} */
1554 
1555 /* {{{ proto object SimpleXMLElement::children([string ns [, bool is_prefix]])
1556    Finds children of given node */
1557 SXE_METHOD(children)
1558 {
1559         php_sxe_object *sxe;
1560         char           *nsprefix = NULL;
1561         int             nsprefix_len = 0;
1562         xmlNodePtr      node;
1563         zend_bool       isprefix = 0;
1564 
1565         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s!b", &nsprefix, &nsprefix_len, &isprefix) == FAILURE) {
1566                 return;
1567         }
1568 
1569         sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1570 
1571         if (sxe->iter.type == SXE_ITER_ATTRLIST) {
1572                 return; /* attributes don't have attributes */
1573         }
1574 
1575         GET_NODE(sxe, node);
1576         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
1577 
1578         _node_as_zval(sxe, node, return_value, SXE_ITER_CHILD, NULL, (xmlChar *)nsprefix, isprefix TSRMLS_CC);
1579 
1580 }
1581 /* }}} */
1582 
1583 /* {{{ proto object SimpleXMLElement::getName()
1584    Finds children of given node */
1585 SXE_METHOD(getName)
1586 {
1587         php_sxe_object *sxe;
1588         xmlNodePtr      node;
1589         int             namelen;
1590 
1591         sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1592 
1593         GET_NODE(sxe, node);
1594         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
1595         if (node) {
1596                 namelen = xmlStrlen(node->name);
1597                 RETURN_STRINGL((char*)node->name, namelen, 1);
1598         } else {
1599                 RETURN_EMPTY_STRING();
1600         }
1601 }
1602 /* }}} */
1603 
1604 /* {{{ proto array SimpleXMLElement::attributes([string ns [, bool is_prefix]])
1605    Identifies an element's attributes */
1606 SXE_METHOD(attributes)
1607 {
1608         php_sxe_object *sxe;
1609         char           *nsprefix = NULL;
1610         int             nsprefix_len = 0;
1611         xmlNodePtr      node;
1612         zend_bool       isprefix = 0;
1613 
1614         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s!b", &nsprefix, &nsprefix_len, &isprefix) == FAILURE) {
1615                 return;
1616         }
1617 
1618         sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1619         GET_NODE(sxe, node);
1620 
1621         if (sxe->iter.type == SXE_ITER_ATTRLIST) {
1622                 return; /* attributes don't have attributes */
1623         }
1624 
1625         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
1626 
1627         _node_as_zval(sxe, node, return_value, SXE_ITER_ATTRLIST, NULL, (xmlChar *)nsprefix, isprefix TSRMLS_CC);
1628 }
1629 /* }}} */
1630 
1631 /* {{{ proto void SimpleXMLElement::addChild(string qName [, string value [, string ns]])
1632    Add Element with optional namespace information */
1633 SXE_METHOD(addChild)
1634 {
1635         php_sxe_object *sxe;
1636         char           *qname, *value = NULL, *nsuri = NULL;
1637         int             qname_len, value_len = 0, nsuri_len = 0;
1638         xmlNodePtr      node, newnode;
1639         xmlNsPtr        nsptr = NULL;
1640         xmlChar        *localname, *prefix = NULL;
1641 
1642         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|s!s!",
1643                 &qname, &qname_len, &value, &value_len, &nsuri, &nsuri_len) == FAILURE) {
1644                 return;
1645         }
1646 
1647         if (qname_len == 0) {
1648                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Element name is required");
1649                 return;
1650         }
1651 
1652         sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1653         GET_NODE(sxe, node);
1654 
1655         if (sxe->iter.type == SXE_ITER_ATTRLIST) {
1656                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot add element to attributes");
1657                 return;
1658         }
1659 
1660         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
1661 
1662         if (node == NULL) {
1663                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot add child. Parent is not a permanent member of the XML tree");
1664                 return;
1665         }
1666 
1667         localname = xmlSplitQName2((xmlChar *)qname, &prefix);
1668         if (localname == NULL) {
1669                 localname = xmlStrdup((xmlChar *)qname);
1670         }
1671 
1672         newnode = xmlNewChild(node, NULL, localname, (xmlChar *)value);
1673 
1674         if (nsuri != NULL) {
1675                 if (nsuri_len == 0) {
1676                         newnode->ns = NULL;
1677                         nsptr = xmlNewNs(newnode, (xmlChar *)nsuri, prefix);
1678                 } else {
1679                         nsptr = xmlSearchNsByHref(node->doc, node, (xmlChar *)nsuri);
1680                         if (nsptr == NULL) {
1681                                 nsptr = xmlNewNs(newnode, (xmlChar *)nsuri, prefix);
1682                         }
1683                         newnode->ns = nsptr;
1684                 }
1685         }
1686 
1687         _node_as_zval(sxe, newnode, return_value, SXE_ITER_NONE, (char *)localname, prefix, 0 TSRMLS_CC);
1688 
1689         xmlFree(localname);
1690         if (prefix != NULL) {
1691                 xmlFree(prefix);
1692         }
1693 }
1694 /* }}} */
1695 
1696 /* {{{ proto void SimpleXMLElement::addAttribute(string qName, string value [,string ns])
1697    Add Attribute with optional namespace information */
1698 SXE_METHOD(addAttribute)
1699 {
1700         php_sxe_object *sxe;
1701         char           *qname, *value = NULL, *nsuri = NULL;
1702         int             qname_len, value_len = 0, nsuri_len = 0;
1703         xmlNodePtr      node;
1704         xmlAttrPtr      attrp = NULL;
1705         xmlNsPtr        nsptr = NULL;
1706         xmlChar        *localname, *prefix = NULL;
1707 
1708         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|s!",
1709                 &qname, &qname_len, &value, &value_len, &nsuri, &nsuri_len) == FAILURE) {
1710                 return;
1711         }
1712 
1713         if (qname_len == 0) {
1714                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Attribute name is required");
1715                 return;
1716         }
1717 
1718         sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1719         GET_NODE(sxe, node);
1720 
1721         node = php_sxe_get_first_node(sxe, node TSRMLS_CC);
1722 
1723         if (node && node->type != XML_ELEMENT_NODE) {
1724                 node = node->parent;
1725         }
1726 
1727         if (node == NULL) {
1728                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to locate parent Element");
1729                 return;
1730         }
1731 
1732         localname = xmlSplitQName2((xmlChar *)qname, &prefix);
1733         if (localname == NULL) {
1734                 if (nsuri_len > 0) {
1735                         if (prefix != NULL) {
1736                                 xmlFree(prefix);
1737                         }
1738                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Attribute requires prefix for namespace");
1739                         return;
1740                 }
1741                 localname = xmlStrdup((xmlChar *)qname);
1742         }
1743 
1744         attrp = xmlHasNsProp(node, localname, (xmlChar *)nsuri);
1745         if (attrp != NULL && attrp->type != XML_ATTRIBUTE_DECL) {
1746                 xmlFree(localname);
1747                 if (prefix != NULL) {
1748                         xmlFree(prefix);
1749                 }
1750                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Attribute already exists");
1751                 return;
1752         }
1753 
1754         if (nsuri != NULL) {
1755                 nsptr = xmlSearchNsByHref(node->doc, node, (xmlChar *)nsuri);
1756                 if (nsptr == NULL) {
1757                         nsptr = xmlNewNs(node, (xmlChar *)nsuri, prefix);
1758                 }
1759         }
1760 
1761         attrp = xmlNewNsProp(node, nsptr, localname, (xmlChar *)value);
1762 
1763         xmlFree(localname);
1764         if (prefix != NULL) {
1765                 xmlFree(prefix);
1766         }
1767 }
1768 /* }}} */
1769 
1770 /* {{{ cast_object()
1771  */
1772 static int cast_object(zval *object, int type, char *contents TSRMLS_DC)
1773 {
1774         if (contents) {
1775                 ZVAL_STRINGL(object, contents, strlen(contents), 1);
1776         } else {
1777                 ZVAL_NULL(object);
1778         }
1779         Z_SET_REFCOUNT_P(object, 1);
1780         Z_UNSET_ISREF_P(object);
1781 
1782         switch (type) {
1783                 case IS_STRING:
1784                         convert_to_string(object);
1785                         break;
1786                 case IS_BOOL:
1787                         convert_to_boolean(object);
1788                         break;
1789                 case IS_LONG:
1790                         convert_to_long(object);
1791                         break;
1792                 case IS_DOUBLE:
1793                         convert_to_double(object);
1794                         break;
1795                 default:
1796                         return FAILURE;
1797         }
1798         return SUCCESS;
1799 }
1800 /* }}} */
1801 
1802 /* {{{ sxe_object_cast()
1803  */
1804 static int sxe_object_cast(zval *readobj, zval *writeobj, int type TSRMLS_DC)
1805 {
1806         php_sxe_object *sxe;
1807         xmlChar           *contents = NULL;
1808         xmlNodePtr          node;
1809         int rv;
1810         HashTable      *prop_hash;
1811 
1812         sxe = php_sxe_fetch_object(readobj TSRMLS_CC);
1813 
1814         if (type == IS_BOOL) {
1815                 node = php_sxe_get_first_node(sxe, NULL TSRMLS_CC);
1816                 prop_hash = sxe_get_prop_hash(readobj, 1 TSRMLS_CC);
1817                 INIT_PZVAL(writeobj);
1818                 ZVAL_BOOL(writeobj, node != NULL || zend_hash_num_elements(prop_hash) > 0);
1819                 zend_hash_destroy(prop_hash);
1820                 efree(prop_hash);
1821                 return SUCCESS;
1822         }
1823 
1824         if (sxe->iter.type != SXE_ITER_NONE) {
1825                 node = php_sxe_get_first_node(sxe, NULL TSRMLS_CC);
1826                 if (node) {
1827                         contents = xmlNodeListGetString((xmlDocPtr) sxe->document->ptr, node->children, 1);
1828                 }
1829         } else {
1830                 if (!sxe->node) {
1831                         if (sxe->document) {
1832                                 php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, xmlDocGetRootElement((xmlDocPtr) sxe->document->ptr), NULL TSRMLS_CC);
1833                         }
1834                 }
1835 
1836                 if (sxe->node && sxe->node->node) {
1837                         if (sxe->node->node->children) {
1838                                 contents = xmlNodeListGetString((xmlDocPtr) sxe->document->ptr, sxe->node->node->children, 1);
1839                         }
1840                 }
1841         }
1842 
1843         if (readobj == writeobj) {
1844                 INIT_PZVAL(writeobj);
1845                 zval_dtor(readobj);
1846         }
1847 
1848         rv = cast_object(writeobj, type, (char *)contents TSRMLS_CC);
1849 
1850         if (contents) {
1851                 xmlFree(contents);
1852         }
1853         return rv;
1854 }
1855 /* }}} */
1856 
1857 /* {{{ proto object SimpleXMLElement::__toString() U
1858    Returns the string content */
1859 SXE_METHOD(__toString)
1860 {
1861         zval           *result;
1862 
1863         ALLOC_INIT_ZVAL(result);
1864 
1865         if (sxe_object_cast(getThis(), result, IS_STRING TSRMLS_CC) == SUCCESS) {
1866                 RETURN_ZVAL(result, 1, 1);
1867         } else {
1868                 zval_ptr_dtor(&result);
1869                 RETURN_EMPTY_STRING();
1870         }
1871 }
1872 /* }}} */
1873 
1874 static int php_sxe_count_elements_helper(php_sxe_object *sxe, long *count TSRMLS_DC) /* {{{ */
1875 {
1876         xmlNodePtr       node;
1877         zval            *data;
1878 
1879         *count = 0;
1880 
1881         data = sxe->iter.data;
1882         sxe->iter.data = NULL;
1883 
1884         node = php_sxe_reset_iterator(sxe, 0 TSRMLS_CC);
1885 
1886         while (node)
1887         {
1888                 (*count)++;
1889                 node = php_sxe_iterator_fetch(sxe, node->next, 0 TSRMLS_CC);
1890         }
1891 
1892         if (sxe->iter.data) {
1893                 zval_ptr_dtor(&sxe->iter.data);
1894         }
1895         sxe->iter.data = data;
1896 
1897         return SUCCESS;
1898 }
1899 /* }}} */
1900 
1901 static int sxe_count_elements(zval *object, long *count TSRMLS_DC) /* {{{ */
1902 {
1903         php_sxe_object  *intern;
1904         intern = php_sxe_fetch_object(object TSRMLS_CC);
1905         if (intern->fptr_count) {
1906                 zval *rv;
1907                 zend_call_method_with_0_params(&object, intern->zo.ce, &intern->fptr_count, "count", &rv);
1908                 if (rv) {
1909                         if (intern->tmp) {
1910                                 zval_ptr_dtor(&intern->tmp);
1911                         }
1912                         MAKE_STD_ZVAL(intern->tmp);
1913                         ZVAL_ZVAL(intern->tmp, rv, 1, 1);
1914                         convert_to_long(intern->tmp);
1915                         *count = (long) Z_LVAL_P(intern->tmp);
1916                         return SUCCESS;
1917                 }
1918                 return FAILURE;
1919         }
1920         return php_sxe_count_elements_helper(intern, count TSRMLS_CC);
1921 }
1922 /* }}} */
1923 
1924 /* {{{ proto int SimpleXMLElement::count()
1925  Get number of child elements */
1926 SXE_METHOD(count)
1927 {
1928         long count = 0;
1929         php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
1930 
1931         if (zend_parse_parameters_none() == FAILURE) {
1932                 return;
1933         }
1934 
1935         php_sxe_count_elements_helper(sxe, &count TSRMLS_CC);
1936         
1937         RETURN_LONG(count);
1938 }
1939 /* }}} */
1940 
1941 static zval *sxe_get_value(zval *z TSRMLS_DC) /* {{{ */
1942 {
1943         zval *retval;
1944 
1945         MAKE_STD_ZVAL(retval);
1946 
1947         if (sxe_object_cast(z, retval, IS_STRING TSRMLS_CC)==FAILURE) {
1948                 zend_error(E_ERROR, "Unable to cast node to string");
1949                 /* FIXME: Should not be fatal */
1950         }
1951 
1952         Z_SET_REFCOUNT_P(retval, 0);
1953         return retval;
1954 }
1955 /* }}} */
1956 
1957 static zend_object_handlers sxe_object_handlers = { /* {{{ */
1958         ZEND_OBJECTS_STORE_HANDLERS,
1959         sxe_property_read,
1960         sxe_property_write,
1961         sxe_dimension_read,
1962         sxe_dimension_write,
1963         sxe_property_get_adr,
1964         sxe_get_value,                  /* get */
1965         NULL,
1966         sxe_property_exists,
1967         sxe_property_delete,
1968         sxe_dimension_exists,
1969         sxe_dimension_delete,
1970         sxe_get_properties,
1971         NULL, /* zend_get_std_object_handlers()->get_method,*/
1972         NULL, /* zend_get_std_object_handlers()->call_method,*/
1973         NULL, /* zend_get_std_object_handlers()->get_constructor, */
1974         NULL, /* zend_get_std_object_handlers()->get_class_entry,*/
1975         NULL, /* zend_get_std_object_handlers()->get_class_name,*/
1976         sxe_objects_compare,
1977         sxe_object_cast,
1978         sxe_count_elements,
1979         sxe_get_debug_info,
1980         NULL,
1981         sxe_get_gc
1982 };
1983 /* }}} */
1984 
1985 /* {{{ sxe_object_clone()
1986  */
1987 static void
1988 sxe_object_clone(void *object, void **clone_ptr TSRMLS_DC)
1989 {
1990         php_sxe_object *sxe = (php_sxe_object *) object;
1991         php_sxe_object *clone;
1992         xmlNodePtr nodep = NULL;
1993         xmlDocPtr docp = NULL;
1994 
1995         clone = php_sxe_object_new(sxe->zo.ce TSRMLS_CC);
1996         clone->document = sxe->document;
1997         if (clone->document) {
1998                 clone->document->refcount++;
1999                 docp = clone->document->ptr;
2000         }
2001 
2002         clone->iter.isprefix = sxe->iter.isprefix;
2003         if (sxe->iter.name != NULL) {
2004                 clone->iter.name = xmlStrdup((xmlChar *)sxe->iter.name);
2005         }
2006         if (sxe->iter.nsprefix != NULL) {
2007                 clone->iter.nsprefix = xmlStrdup((xmlChar *)sxe->iter.nsprefix);
2008         }
2009         clone->iter.type = sxe->iter.type;
2010 
2011         if (sxe->node) {
2012                 nodep = xmlDocCopyNode(sxe->node->node, docp, 1);
2013         }
2014 
2015         php_libxml_increment_node_ptr((php_libxml_node_object *)clone, nodep, NULL TSRMLS_CC);
2016 
2017         *clone_ptr = (void *) clone;
2018 }
2019 /* }}} */
2020 
2021 /* {{{ sxe_object_dtor()
2022  */
2023 static void sxe_object_dtor(void *object, zend_object_handle handle TSRMLS_DC)
2024 {
2025         /* dtor required to cleanup iterator related data properly */
2026 
2027         php_sxe_object *sxe;
2028 
2029         sxe = (php_sxe_object *) object;
2030 
2031         if (sxe->iter.data) {
2032                 zval_ptr_dtor(&sxe->iter.data);
2033                 sxe->iter.data = NULL;
2034         }
2035 
2036         if (sxe->iter.name) {
2037                 xmlFree(sxe->iter.name);
2038                 sxe->iter.name = NULL;
2039         }
2040         if (sxe->iter.nsprefix) {
2041                 xmlFree(sxe->iter.nsprefix);
2042                 sxe->iter.nsprefix = NULL;
2043         }
2044         if (sxe->tmp) {
2045                 zval_ptr_dtor(&sxe->tmp);
2046                 sxe->tmp = NULL;
2047         }
2048 }
2049 /* }}} */
2050 
2051 /* {{{ sxe_object_free_storage()
2052  */
2053 static void sxe_object_free_storage(void *object TSRMLS_DC)
2054 {
2055         php_sxe_object *sxe;
2056 
2057         sxe = (php_sxe_object *) object;
2058 
2059 #if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION == 1 && PHP_RELEASE_VERSION > 2) || (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION > 1) || (PHP_MAJOR_VERSION > 5)
2060         zend_object_std_dtor(&sxe->zo TSRMLS_CC);
2061 #else
2062         if (sxe->zo.guards) {
2063                 zend_hash_destroy(sxe->zo.guards);
2064                 FREE_HASHTABLE(sxe->zo.guards);
2065         }
2066 
2067         if (sxe->zo.properties) {
2068                 zend_hash_destroy(sxe->zo.properties);
2069                 FREE_HASHTABLE(sxe->zo.properties);
2070         }
2071 #endif
2072 
2073         php_libxml_node_decrement_resource((php_libxml_node_object *)sxe TSRMLS_CC);
2074 
2075         if (sxe->xpath) {
2076                 xmlXPathFreeContext(sxe->xpath);
2077         }
2078 
2079         if (sxe->properties) {
2080                 zend_hash_destroy(sxe->properties);
2081                 FREE_HASHTABLE(sxe->properties);
2082         }
2083 
2084         efree(object);
2085 }
2086 /* }}} */
2087 
2088 /* {{{ php_sxe_object_new()
2089  */
2090 static php_sxe_object* php_sxe_object_new(zend_class_entry *ce TSRMLS_DC)
2091 {
2092         php_sxe_object *intern;
2093         zend_class_entry     *parent = ce;
2094         int inherited = 0;
2095 
2096         intern = ecalloc(1, sizeof(php_sxe_object));
2097 
2098         intern->iter.type = SXE_ITER_NONE;
2099         intern->iter.nsprefix = NULL;
2100         intern->iter.name = NULL;
2101         intern->fptr_count = NULL;
2102 
2103 #if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION == 1 && PHP_RELEASE_VERSION > 2) || (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION > 1) || (PHP_MAJOR_VERSION > 5)
2104         zend_object_std_init(&intern->zo, ce TSRMLS_CC);
2105 #else
2106         ALLOC_HASHTABLE(intern->zo.properties);
2107         zend_hash_init(intern->zo.properties, 0, NULL, ZVAL_PTR_DTOR, 0);
2108 
2109         intern->zo.ce = ce;
2110         intern->zo.guards = NULL;
2111 #endif
2112 
2113         while (parent) {
2114                 if (parent == sxe_class_entry) {
2115                         break;
2116                 }
2117 
2118                 parent = parent->parent;
2119                 inherited = 1;
2120         }
2121 
2122         if (inherited) {
2123                 zend_hash_find(&ce->function_table, "count", sizeof("count"),(void **) &intern->fptr_count);
2124                 if (intern->fptr_count->common.scope == parent) {
2125                         intern->fptr_count = NULL;
2126                 }
2127         }
2128 
2129         return intern;
2130 }
2131 /* }}} */
2132 
2133 /* {{{ php_sxe_register_object
2134  */
2135 static zend_object_value
2136 php_sxe_register_object(php_sxe_object *intern TSRMLS_DC)
2137 {
2138         zend_object_value rv;
2139 
2140         rv.handle = zend_objects_store_put(intern, sxe_object_dtor, (zend_objects_free_object_storage_t)sxe_object_free_storage, sxe_object_clone TSRMLS_CC);
2141         rv.handlers = (zend_object_handlers *) &sxe_object_handlers;
2142 
2143         return rv;
2144 }
2145 /* }}} */
2146 
2147 /* {{{ sxe_object_new()
2148  */
2149 PHP_SXE_API zend_object_value
2150 sxe_object_new(zend_class_entry *ce TSRMLS_DC)
2151 {
2152         php_sxe_object    *intern;
2153 
2154         intern = php_sxe_object_new(ce TSRMLS_CC);
2155         return php_sxe_register_object(intern TSRMLS_CC);
2156 }
2157 /* }}} */
2158 
2159 /* {{{ proto simplemxml_element simplexml_load_file(string filename [, string class_name [, int options [, string ns [, bool is_prefix]]]])
2160    Load a filename and return a simplexml_element object to allow for processing */
2161 PHP_FUNCTION(simplexml_load_file)
2162 {
2163         php_sxe_object *sxe;
2164         char           *filename;
2165         int             filename_len;
2166         xmlDocPtr       docp;
2167         char           *ns = NULL;
2168         int             ns_len = 0;
2169         long            options = 0;
2170         zend_class_entry *ce= sxe_class_entry;
2171         zend_bool       isprefix = 0;
2172 
2173         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p|C!lsb", &filename, &filename_len, &ce, &options, &ns, &ns_len, &isprefix) == FAILURE) {
2174                 return;
2175         }
2176 
2177         docp = xmlReadFile(filename, NULL, options);
2178 
2179         if (! docp) {
2180                 RETURN_FALSE;
2181         }
2182 
2183         if (!ce) {
2184                 ce = sxe_class_entry;
2185         }
2186         sxe = php_sxe_object_new(ce TSRMLS_CC);
2187         sxe->iter.nsprefix = ns_len ? xmlStrdup((xmlChar *)ns) : NULL;
2188         sxe->iter.isprefix = isprefix;
2189         php_libxml_increment_doc_ref((php_libxml_node_object *)sxe, docp TSRMLS_CC);
2190         php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, xmlDocGetRootElement(docp), NULL TSRMLS_CC);
2191 
2192         return_value->type = IS_OBJECT;
2193         return_value->value.obj = php_sxe_register_object(sxe TSRMLS_CC);
2194 }
2195 /* }}} */
2196 
2197 /* {{{ proto simplemxml_element simplexml_load_string(string data [, string class_name [, int options [, string ns [, bool is_prefix]]]])
2198    Load a string and return a simplexml_element object to allow for processing */
2199 PHP_FUNCTION(simplexml_load_string)
2200 {
2201         php_sxe_object *sxe;
2202         char           *data;
2203         int             data_len;
2204         xmlDocPtr       docp;
2205         char           *ns = NULL;
2206         int             ns_len = 0;
2207         long            options = 0;
2208         zend_class_entry *ce= sxe_class_entry;
2209         zend_bool       isprefix = 0;
2210 
2211         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|C!lsb", &data, &data_len, &ce, &options, &ns, &ns_len, &isprefix) == FAILURE) {
2212                 return;
2213         }
2214 
2215         docp = xmlReadMemory(data, data_len, NULL, NULL, options);
2216 
2217         if (! docp) {
2218                 RETURN_FALSE;
2219         }
2220 
2221         if (!ce) {
2222                 ce = sxe_class_entry;
2223         }
2224         sxe = php_sxe_object_new(ce TSRMLS_CC);
2225         sxe->iter.nsprefix = ns_len ? xmlStrdup((xmlChar *)ns) : NULL;
2226         sxe->iter.isprefix = isprefix;
2227         php_libxml_increment_doc_ref((php_libxml_node_object *)sxe, docp TSRMLS_CC);
2228         php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, xmlDocGetRootElement(docp), NULL TSRMLS_CC);
2229 
2230         return_value->type = IS_OBJECT;
2231         return_value->value.obj = php_sxe_register_object(sxe TSRMLS_CC);
2232 }
2233 /* }}} */
2234 
2235 /* {{{ proto SimpleXMLElement::__construct(string data [, int options [, bool data_is_url [, string ns [, bool is_prefix]]]])
2236    SimpleXMLElement constructor */
2237 SXE_METHOD(__construct)
2238 {
2239         php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
2240         char           *data, *ns = NULL;
2241         int             data_len, ns_len = 0;
2242         xmlDocPtr       docp;
2243         long            options = 0;
2244         zend_bool       is_url = 0, isprefix = 0;
2245         zend_error_handling error_handling;
2246 
2247         zend_replace_error_handling(EH_THROW, NULL, &error_handling TSRMLS_CC);
2248         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|lbsb", &data, &data_len, &options, &is_url, &ns, &ns_len, &isprefix) == FAILURE) {
2249                 zend_restore_error_handling(&error_handling TSRMLS_CC);
2250                 return;
2251         }
2252 
2253         zend_restore_error_handling(&error_handling TSRMLS_CC);
2254 
2255         docp = is_url ? xmlReadFile(data, NULL, options) : xmlReadMemory(data, data_len, NULL, NULL, options);
2256 
2257         if (!docp) {
2258                 ((php_libxml_node_object *)sxe)->document = NULL;
2259                 zend_throw_exception(zend_exception_get_default(TSRMLS_C), "String could not be parsed as XML", 0 TSRMLS_CC);
2260                 return;
2261         }
2262 
2263         sxe->iter.nsprefix = ns_len ? xmlStrdup((xmlChar *)ns) : NULL;
2264         sxe->iter.isprefix = isprefix;
2265         php_libxml_increment_doc_ref((php_libxml_node_object *)sxe, docp TSRMLS_CC);
2266         php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, xmlDocGetRootElement(docp), NULL TSRMLS_CC);
2267 }
2268 /* }}} */
2269 
2270 zend_object_iterator_funcs php_sxe_iterator_funcs = { /* {{{ */
2271         php_sxe_iterator_dtor,
2272         php_sxe_iterator_valid,
2273         php_sxe_iterator_current_data,
2274         php_sxe_iterator_current_key,
2275         php_sxe_iterator_move_forward,
2276         php_sxe_iterator_rewind,
2277 };
2278 /* }}} */
2279 
2280 static xmlNodePtr php_sxe_iterator_fetch(php_sxe_object *sxe, xmlNodePtr node, int use_data TSRMLS_DC) /* {{{ */
2281 {
2282         xmlChar *prefix  = sxe->iter.nsprefix;
2283         int isprefix  = sxe->iter.isprefix;
2284         int test_elem = sxe->iter.type == SXE_ITER_ELEMENT  && sxe->iter.name;
2285         int test_attr = sxe->iter.type == SXE_ITER_ATTRLIST && sxe->iter.name;
2286 
2287         while (node) {
2288                 SKIP_TEXT(node);
2289                 if (sxe->iter.type != SXE_ITER_ATTRLIST && node->type == XML_ELEMENT_NODE) {
2290                         if ((!test_elem || !xmlStrcmp(node->name, sxe->iter.name)) && match_ns(sxe, node, prefix, isprefix)) {
2291                                 break;
2292                         }
2293                 } else if (node->type == XML_ATTRIBUTE_NODE) {
2294                         if ((!test_attr || !xmlStrcmp(node->name, sxe->iter.name)) && match_ns(sxe, node, prefix, isprefix)) {
2295                                 break;
2296                         }
2297                 }
2298 next_iter:
2299                 node = node->next;
2300         }
2301 
2302         if (node && use_data) {
2303                 ALLOC_INIT_ZVAL(sxe->iter.data);
2304                 _node_as_zval(sxe, node, sxe->iter.data, SXE_ITER_NONE, NULL, prefix, isprefix TSRMLS_CC);
2305         }
2306 
2307         return node;
2308 }
2309 /* }}} */
2310 
2311 static xmlNodePtr php_sxe_reset_iterator(php_sxe_object *sxe, int use_data TSRMLS_DC) /* {{{ */
2312 {
2313         xmlNodePtr node;
2314 
2315         if (sxe->iter.data) {
2316                 zval_ptr_dtor(&sxe->iter.data);
2317                 sxe->iter.data = NULL;
2318         }
2319 
2320         GET_NODE(sxe, node)
2321 
2322         if (node) {
2323                 switch (sxe->iter.type) {
2324                         case SXE_ITER_ELEMENT:
2325                         case SXE_ITER_CHILD:
2326                         case SXE_ITER_NONE:
2327                                 node = node->children;
2328                                 break;
2329                         case SXE_ITER_ATTRLIST:
2330                                 node = (xmlNodePtr) node->properties;
2331                 }
2332                 return php_sxe_iterator_fetch(sxe, node, use_data TSRMLS_CC);
2333         }
2334         return NULL;
2335 }
2336 /* }}} */
2337 
2338 zend_object_iterator *php_sxe_get_iterator(zend_class_entry *ce, zval *object, int by_ref TSRMLS_DC) /* {{{ */
2339 {
2340         php_sxe_iterator *iterator;
2341 
2342         if (by_ref) {
2343                 zend_error(E_ERROR, "An iterator cannot be used with foreach by reference");
2344         }
2345         iterator = emalloc(sizeof(php_sxe_iterator));
2346 
2347         Z_ADDREF_P(object);
2348         iterator->intern.data = (void*)object;
2349         iterator->intern.funcs = &php_sxe_iterator_funcs;
2350         iterator->sxe = php_sxe_fetch_object(object TSRMLS_CC);
2351 
2352         return (zend_object_iterator*)iterator;
2353 }
2354 /* }}} */
2355 
2356 static void php_sxe_iterator_dtor(zend_object_iterator *iter TSRMLS_DC) /* {{{ */
2357 {
2358         php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
2359 
2360         /* cleanup handled in sxe_object_dtor as we dont always have an iterator wrapper */
2361         if (iterator->intern.data) {
2362                 zval_ptr_dtor((zval**)&iterator->intern.data);
2363         }
2364 
2365         efree(iterator);
2366 }
2367 /* }}} */
2368 
2369 static int php_sxe_iterator_valid(zend_object_iterator *iter TSRMLS_DC) /* {{{ */
2370 {
2371         php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
2372 
2373         return iterator->sxe->iter.data ? SUCCESS : FAILURE;
2374 }
2375 /* }}} */
2376 
2377 static void php_sxe_iterator_current_data(zend_object_iterator *iter, zval ***data TSRMLS_DC) /* {{{ */
2378 {
2379         php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
2380 
2381         *data = &iterator->sxe->iter.data;
2382 }
2383 /* }}} */
2384 
2385 static void php_sxe_iterator_current_key(zend_object_iterator *iter, zval *key TSRMLS_DC) /* {{{ */
2386 {
2387         php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
2388         zval *curobj = iterator->sxe->iter.data;
2389         php_sxe_object *intern = (php_sxe_object *)zend_object_store_get_object(curobj TSRMLS_CC);
2390 
2391         xmlNodePtr curnode = NULL;
2392         if (intern != NULL && intern->node != NULL) {
2393                 curnode = (xmlNodePtr)((php_libxml_node_ptr *)intern->node)->node;
2394         }
2395 
2396         if (curnode) {
2397                 ZVAL_STRINGL(key, (char *) curnode->name, xmlStrlen(curnode->name), 1);
2398         } else {
2399                 ZVAL_NULL(key);
2400         }
2401 }
2402 /* }}} */
2403 
2404 PHP_SXE_API void php_sxe_move_forward_iterator(php_sxe_object *sxe TSRMLS_DC) /* {{{ */
2405 {
2406         xmlNodePtr      node = NULL;
2407         php_sxe_object  *intern;
2408 
2409         if (sxe->iter.data) {
2410                 intern = (php_sxe_object *)zend_object_store_get_object(sxe->iter.data TSRMLS_CC);
2411                 GET_NODE(intern, node)
2412                 zval_ptr_dtor(&sxe->iter.data);
2413                 sxe->iter.data = NULL;
2414         }
2415 
2416         if (node) {
2417                 php_sxe_iterator_fetch(sxe, node->next, 1 TSRMLS_CC);
2418         }
2419 }
2420 /* }}} */
2421 
2422 static void php_sxe_iterator_move_forward(zend_object_iterator *iter TSRMLS_DC) /* {{{ */
2423 {
2424         php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
2425         php_sxe_move_forward_iterator(iterator->sxe TSRMLS_CC);
2426 }
2427 /* }}} */
2428 
2429 static void php_sxe_iterator_rewind(zend_object_iterator *iter TSRMLS_DC) /* {{{ */
2430 {
2431         php_sxe_object  *sxe;
2432 
2433         php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
2434         sxe = iterator->sxe;
2435 
2436         php_sxe_reset_iterator(sxe, 1 TSRMLS_CC);
2437 }
2438 /* }}} */
2439 
2440 void *simplexml_export_node(zval *object TSRMLS_DC) /* {{{ */
2441 {
2442         php_sxe_object *sxe;
2443         xmlNodePtr node;
2444 
2445         sxe = php_sxe_fetch_object(object TSRMLS_CC);
2446         GET_NODE(sxe, node);
2447         return php_sxe_get_first_node(sxe, node TSRMLS_CC);
2448 }
2449 /* }}} */
2450 
2451 /* {{{ proto simplemxml_element simplexml_import_dom(domNode node [, string class_name])
2452    Get a simplexml_element object from dom to allow for processing */
2453 PHP_FUNCTION(simplexml_import_dom)
2454 {
2455         php_sxe_object *sxe;
2456         zval *node;
2457         php_libxml_node_object *object;
2458         xmlNodePtr              nodep = NULL;
2459         zend_class_entry *ce= sxe_class_entry;
2460 
2461         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "o|C!", &node, &ce) == FAILURE) {
2462                 return;
2463         }
2464 
2465         object = (php_libxml_node_object *)zend_object_store_get_object(node TSRMLS_CC);
2466 
2467         nodep = php_libxml_import_node(node TSRMLS_CC);
2468 
2469         if (nodep) {
2470                 if (nodep->doc == NULL) {
2471                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Imported Node must have associated Document");
2472                         RETURN_NULL();
2473                 }
2474                 if (nodep->type == XML_DOCUMENT_NODE || nodep->type == XML_HTML_DOCUMENT_NODE) {
2475                         nodep = xmlDocGetRootElement((xmlDocPtr) nodep);
2476                 }
2477         }
2478 
2479         if (nodep && nodep->type == XML_ELEMENT_NODE) {
2480                 if (!ce) {
2481                         ce = sxe_class_entry;
2482                 }
2483                 sxe = php_sxe_object_new(ce TSRMLS_CC);
2484                 sxe->document = object->document;
2485                 php_libxml_increment_doc_ref((php_libxml_node_object *)sxe, nodep->doc TSRMLS_CC);
2486                 php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, nodep, NULL TSRMLS_CC);
2487 
2488                 return_value->type = IS_OBJECT;
2489                 return_value->value.obj = php_sxe_register_object(sxe TSRMLS_CC);
2490         } else {
2491                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid Nodetype to import");
2492                 RETVAL_NULL();
2493         }
2494 }
2495 /* }}} */
2496 
2497 /* {{{ arginfo */
2498 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexml_load_file, 0, 0, 1)
2499         ZEND_ARG_INFO(0, filename)
2500         ZEND_ARG_INFO(0, class_name)
2501         ZEND_ARG_INFO(0, options)
2502         ZEND_ARG_INFO(0, ns)
2503         ZEND_ARG_INFO(0, is_prefix)
2504 ZEND_END_ARG_INFO()
2505 
2506 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexml_load_string, 0, 0, 1)
2507         ZEND_ARG_INFO(0, data)
2508         ZEND_ARG_INFO(0, class_name)
2509         ZEND_ARG_INFO(0, options)
2510         ZEND_ARG_INFO(0, ns)
2511         ZEND_ARG_INFO(0, is_prefix)
2512 ZEND_END_ARG_INFO()
2513 
2514 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexml_import_dom, 0, 0, 1)
2515         ZEND_ARG_INFO(0, node)
2516         ZEND_ARG_INFO(0, class_name)
2517 ZEND_END_ARG_INFO()
2518 
2519 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexmlelement_xpath, 0, 0, 1)
2520         ZEND_ARG_INFO(0, path)
2521 ZEND_END_ARG_INFO()
2522 
2523 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexmlelement_registerxpathnamespace, 0, 0, 2)
2524         ZEND_ARG_INFO(0, prefix)
2525         ZEND_ARG_INFO(0, ns)
2526 ZEND_END_ARG_INFO()
2527 
2528 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexmlelement_asxml, 0, 0, 0)
2529         ZEND_ARG_INFO(0, filename)
2530 ZEND_END_ARG_INFO()
2531 
2532 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexmlelement_getnamespaces, 0, 0, 0)
2533         ZEND_ARG_INFO(0, recursve)
2534 ZEND_END_ARG_INFO()
2535 
2536 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexmlelement_getdocnamespaces, 0, 0, 0)
2537         ZEND_ARG_INFO(0, recursve)
2538         ZEND_ARG_INFO(0, from_root)
2539 ZEND_END_ARG_INFO()
2540 
2541 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexmlelement_children, 0, 0, 0)
2542         ZEND_ARG_INFO(0, ns)
2543         ZEND_ARG_INFO(0, is_prefix)
2544 ZEND_END_ARG_INFO()
2545 
2546 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexmlelement__construct, 0, 0, 1)
2547         ZEND_ARG_INFO(0, data)
2548         ZEND_ARG_INFO(0, options)
2549         ZEND_ARG_INFO(0, data_is_url)
2550         ZEND_ARG_INFO(0, ns)
2551         ZEND_ARG_INFO(0, is_prefix)
2552 ZEND_END_ARG_INFO()
2553 
2554 ZEND_BEGIN_ARG_INFO(arginfo_simplexmlelement__void, 0)
2555 ZEND_END_ARG_INFO()
2556 
2557 ZEND_BEGIN_ARG_INFO_EX(arginfo_simplexmlelement_addchild, 0, 0, 1)
2558         ZEND_ARG_INFO(0, name)
2559         ZEND_ARG_INFO(0, value)
2560         ZEND_ARG_INFO(0, ns)
2561 ZEND_END_ARG_INFO()
2562 /* }}} */
2563 
2564 const zend_function_entry simplexml_functions[] = { /* {{{ */
2565         PHP_FE(simplexml_load_file,     arginfo_simplexml_load_file)
2566         PHP_FE(simplexml_load_string,   arginfo_simplexml_load_string)
2567         PHP_FE(simplexml_import_dom,    arginfo_simplexml_import_dom)
2568         PHP_FE_END
2569 };
2570 /* }}} */
2571 
2572 static const zend_module_dep simplexml_deps[] = { /* {{{ */
2573         ZEND_MOD_REQUIRED("libxml")
2574         ZEND_MOD_REQUIRED("spl")
2575         ZEND_MOD_END
2576 };
2577 /* }}} */
2578 
2579 zend_module_entry simplexml_module_entry = { /* {{{ */
2580         STANDARD_MODULE_HEADER_EX, NULL,
2581         simplexml_deps,
2582         "SimpleXML",
2583         simplexml_functions,
2584         PHP_MINIT(simplexml),
2585         PHP_MSHUTDOWN(simplexml),
2586         NULL,
2587         NULL,
2588         PHP_MINFO(simplexml),
2589         "0.1",
2590         STANDARD_MODULE_PROPERTIES
2591 };
2592 /* }}} */
2593 
2594 #ifdef COMPILE_DL_SIMPLEXML
2595 ZEND_GET_MODULE(simplexml)
2596 #endif
2597 
2598 /* the method table */
2599 /* each method can have its own parameters and visibility */
2600 static const zend_function_entry sxe_functions[] = { /* {{{ */
2601         SXE_ME(__construct,            arginfo_simplexmlelement__construct, ZEND_ACC_PUBLIC|ZEND_ACC_FINAL) /* must be called */
2602         SXE_ME(asXML,                  arginfo_simplexmlelement_asxml, ZEND_ACC_PUBLIC)
2603         SXE_MALIAS(saveXML, asXML,         arginfo_simplexmlelement_asxml, ZEND_ACC_PUBLIC)
2604         SXE_ME(xpath,                  arginfo_simplexmlelement_xpath, ZEND_ACC_PUBLIC)
2605         SXE_ME(registerXPathNamespace, arginfo_simplexmlelement_registerxpathnamespace, ZEND_ACC_PUBLIC)
2606         SXE_ME(attributes,             arginfo_simplexmlelement_children, ZEND_ACC_PUBLIC)
2607         SXE_ME(children,               arginfo_simplexmlelement_children, ZEND_ACC_PUBLIC)
2608         SXE_ME(getNamespaces,          arginfo_simplexmlelement_getnamespaces, ZEND_ACC_PUBLIC)
2609         SXE_ME(getDocNamespaces,       arginfo_simplexmlelement_getdocnamespaces, ZEND_ACC_PUBLIC)
2610         SXE_ME(getName,                arginfo_simplexmlelement__void, ZEND_ACC_PUBLIC)
2611         SXE_ME(addChild,               arginfo_simplexmlelement_addchild, ZEND_ACC_PUBLIC)
2612         SXE_ME(addAttribute,           arginfo_simplexmlelement_addchild, ZEND_ACC_PUBLIC)
2613         SXE_ME(__toString,             arginfo_simplexmlelement__void, ZEND_ACC_PUBLIC)
2614         SXE_ME(count,                  arginfo_simplexmlelement__void, ZEND_ACC_PUBLIC)
2615         PHP_FE_END
2616 };
2617 /* }}} */
2618 
2619 /* {{{ PHP_MINIT_FUNCTION(simplexml)
2620  */
2621 PHP_MINIT_FUNCTION(simplexml)
2622 {
2623         zend_class_entry sxe;
2624 
2625         INIT_CLASS_ENTRY(sxe, "SimpleXMLElement", sxe_functions);
2626         sxe.create_object = sxe_object_new;
2627         sxe_class_entry = zend_register_internal_class(&sxe TSRMLS_CC);
2628         sxe_class_entry->get_iterator = php_sxe_get_iterator;
2629         sxe_class_entry->iterator_funcs.funcs = &php_sxe_iterator_funcs;
2630         zend_class_implements(sxe_class_entry TSRMLS_CC, 1, zend_ce_traversable);
2631         sxe_object_handlers.get_method = zend_get_std_object_handlers()->get_method;
2632         sxe_object_handlers.get_constructor = zend_get_std_object_handlers()->get_constructor;
2633         sxe_object_handlers.get_class_entry = zend_get_std_object_handlers()->get_class_entry;
2634         sxe_object_handlers.get_class_name = zend_get_std_object_handlers()->get_class_name;
2635         sxe_class_entry->serialize = zend_class_serialize_deny;
2636         sxe_class_entry->unserialize = zend_class_unserialize_deny;
2637 
2638         php_libxml_register_export(sxe_class_entry, simplexml_export_node);
2639 
2640         PHP_MINIT(sxe)(INIT_FUNC_ARGS_PASSTHRU);
2641 
2642         return SUCCESS;
2643 }
2644 /* }}} */
2645 
2646 /* {{{ PHP_MSHUTDOWN_FUNCTION(simplexml)
2647  */
2648 PHP_MSHUTDOWN_FUNCTION(simplexml)
2649 {
2650         sxe_class_entry = NULL;
2651         return SUCCESS;
2652 }
2653 /* }}} */
2654 
2655 /* {{{ PHP_MINFO_FUNCTION(simplexml)
2656  */
2657 PHP_MINFO_FUNCTION(simplexml)
2658 {
2659         php_info_print_table_start();
2660         php_info_print_table_header(2, "Simplexml support", "enabled");
2661         php_info_print_table_row(2, "Revision", "$Id: 07fc6546e896094aed794aea4691f0151774d955 $");
2662         php_info_print_table_row(2, "Schema support",
2663 #ifdef LIBXML_SCHEMAS_ENABLED
2664                 "enabled");
2665 #else
2666                 "not available");
2667 #endif
2668         php_info_print_table_end();
2669 }
2670 /* }}} */
2671 
2672 #endif
2673 
2674 /**
2675  * Local Variables:
2676  * c-basic-offset: 4
2677  * tab-width: 4
2678  * indent-tabs-mode: t
2679  * End:
2680  * vim600: fdm=marker
2681  * vim: noet sw=4 ts=4
2682  */

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