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php_dom.c
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/*
+----------------------------------------------------------------------+
| Copyright (c) The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| https://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Christian Stocker <[email protected]> |
| Rob Richards <[email protected]> |
| Marcus Borger <[email protected]> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#if defined(HAVE_LIBXML) && defined(HAVE_DOM)
#include "ext/random/php_random.h"
#include "php_dom.h"
#include "php_dom_arginfo.h"
#include "dom_properties.h"
#include "zend_interfaces.h"
#include "ext/standard/info.h"
#define PHP_XPATH 1
#define PHP_XPTR 2
/* {{{ class entries */
PHP_DOM_EXPORT zend_class_entry *dom_node_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_domexception_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_parentnode_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_childnode_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_domimplementation_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_documentfragment_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_document_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_nodelist_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_namednodemap_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_characterdata_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_attr_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_element_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_text_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_comment_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_cdatasection_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_documenttype_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_notation_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_entity_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_entityreference_class_entry;
PHP_DOM_EXPORT zend_class_entry *dom_processinginstruction_class_entry;
#ifdef LIBXML_XPATH_ENABLED
PHP_DOM_EXPORT zend_class_entry *dom_xpath_class_entry;
#endif
PHP_DOM_EXPORT zend_class_entry *dom_namespace_node_class_entry;
/* }}} */
zend_object_handlers dom_object_handlers;
zend_object_handlers dom_nnodemap_object_handlers;
#ifdef LIBXML_XPATH_ENABLED
zend_object_handlers dom_xpath_object_handlers;
#endif
static HashTable classes;
/* {{{ prop handler tables */
static HashTable dom_document_prop_handlers;
static HashTable dom_documentfragment_prop_handlers;
static HashTable dom_node_prop_handlers;
static HashTable dom_nodelist_prop_handlers;
static HashTable dom_namednodemap_prop_handlers;
static HashTable dom_characterdata_prop_handlers;
static HashTable dom_attr_prop_handlers;
static HashTable dom_element_prop_handlers;
static HashTable dom_text_prop_handlers;
static HashTable dom_documenttype_prop_handlers;
static HashTable dom_notation_prop_handlers;
static HashTable dom_entity_prop_handlers;
static HashTable dom_processinginstruction_prop_handlers;
static HashTable dom_namespace_node_prop_handlers;
#ifdef LIBXML_XPATH_ENABLED
static HashTable dom_xpath_prop_handlers;
#endif
/* }}} */
typedef int (*dom_read_t)(dom_object *obj, zval *retval);
typedef int (*dom_write_t)(dom_object *obj, zval *newval);
typedef struct _dom_prop_handler {
dom_read_t read_func;
dom_write_t write_func;
} dom_prop_handler;
static zend_object_handlers* dom_get_obj_handlers(void) {
return &dom_object_handlers;
}
/* {{{ int dom_node_is_read_only(xmlNodePtr node) */
int dom_node_is_read_only(xmlNodePtr node) {
switch (node->type) {
case XML_ENTITY_REF_NODE:
case XML_ENTITY_NODE:
case XML_DOCUMENT_TYPE_NODE:
case XML_NOTATION_NODE:
case XML_DTD_NODE:
case XML_ELEMENT_DECL:
case XML_ATTRIBUTE_DECL:
case XML_ENTITY_DECL:
case XML_NAMESPACE_DECL:
return SUCCESS;
break;
default:
if (node->doc == NULL) {
return SUCCESS;
} else {
return FAILURE;
}
}
}
/* }}} end dom_node_is_read_only */
/* {{{ int dom_node_children_valid(xmlNodePtr node) */
int dom_node_children_valid(xmlNodePtr node) {
switch (node->type) {
case XML_DOCUMENT_TYPE_NODE:
case XML_DTD_NODE:
case XML_PI_NODE:
case XML_COMMENT_NODE:
case XML_TEXT_NODE:
case XML_CDATA_SECTION_NODE:
case XML_NOTATION_NODE:
return FAILURE;
break;
default:
return SUCCESS;
}
}
/* }}} end dom_node_children_valid */
static const libxml_doc_props default_doc_props = {
.formatoutput = false,
.validateonparse = false,
.resolveexternals = false,
.preservewhitespace = true,
.substituteentities = false,
.stricterror = true,
.recover = false,
.classmap = NULL,
};
/* {{{ dom_get_doc_props() */
dom_doc_propsptr dom_get_doc_props(php_libxml_ref_obj *document)
{
dom_doc_propsptr doc_props;
if (document && document->doc_props) {
return document->doc_props;
} else {
doc_props = emalloc(sizeof(libxml_doc_props));
memcpy(doc_props, &default_doc_props, sizeof(libxml_doc_props));
if (document) {
document->doc_props = doc_props;
}
return doc_props;
}
}
/* }}} */
libxml_doc_props const* dom_get_doc_props_read_only(const php_libxml_ref_obj *document)
{
if (document && document->doc_props) {
return document->doc_props;
} else {
return &default_doc_props;
}
}
static void dom_copy_doc_props(php_libxml_ref_obj *source_doc, php_libxml_ref_obj *dest_doc)
{
dom_doc_propsptr dest;
if (source_doc && dest_doc) {
libxml_doc_props const* source = dom_get_doc_props_read_only(source_doc);
dest = dom_get_doc_props(dest_doc);
dest->formatoutput = source->formatoutput;
dest->validateonparse = source->validateonparse;
dest->resolveexternals = source->resolveexternals;
dest->preservewhitespace = source->preservewhitespace;
dest->substituteentities = source->substituteentities;
dest->stricterror = source->stricterror;
dest->recover = source->recover;
if (source->classmap) {
ALLOC_HASHTABLE(dest->classmap);
zend_hash_init(dest->classmap, 0, NULL, NULL, 0);
zend_hash_copy(dest->classmap, source->classmap, NULL);
}
}
}
void dom_set_doc_classmap(php_libxml_ref_obj *document, zend_class_entry *basece, zend_class_entry *ce)
{
dom_doc_propsptr doc_props;
if (document) {
doc_props = dom_get_doc_props(document);
if (doc_props->classmap == NULL) {
if (ce == NULL) {
return;
}
ALLOC_HASHTABLE(doc_props->classmap);
zend_hash_init(doc_props->classmap, 0, NULL, NULL, 0);
}
if (ce) {
zend_hash_update_ptr(doc_props->classmap, basece->name, ce);
} else {
zend_hash_del(doc_props->classmap, basece->name);
}
}
}
zend_class_entry *dom_get_doc_classmap(php_libxml_ref_obj *document, zend_class_entry *basece)
{
if (document) {
libxml_doc_props const* doc_props = dom_get_doc_props_read_only(document);
if (doc_props->classmap) {
zend_class_entry *ce = zend_hash_find_ptr(doc_props->classmap, basece->name);
if (ce) {
return ce;
}
}
}
return basece;
}
/* }}} */
/* {{{ dom_get_strict_error() */
int dom_get_strict_error(php_libxml_ref_obj *document) {
return dom_get_doc_props_read_only(document)->stricterror;
}
/* }}} */
/* {{{ xmlNodePtr dom_object_get_node(dom_object *obj) */
PHP_DOM_EXPORT xmlNodePtr dom_object_get_node(dom_object *obj)
{
if (obj && obj->ptr != NULL) {
return ((php_libxml_node_ptr *)obj->ptr)->node;
} else {
return NULL;
}
}
/* }}} end dom_object_get_node */
/* {{{ dom_object *php_dom_object_get_data(xmlNodePtr obj) */
PHP_DOM_EXPORT dom_object *php_dom_object_get_data(xmlNodePtr obj)
{
if (obj && obj->_private != NULL) {
return (dom_object *) ((php_libxml_node_ptr *) obj->_private)->_private;
} else {
return NULL;
}
}
/* }}} end php_dom_object_get_data */
static void dom_register_prop_handler(HashTable *prop_handler, char *name, size_t name_len, dom_read_t read_func, dom_write_t write_func)
{
dom_prop_handler hnd;
zend_string *str;
hnd.read_func = read_func;
hnd.write_func = write_func;
str = zend_string_init_interned(name, name_len, 1);
zend_hash_add_mem(prop_handler, str, &hnd, sizeof(dom_prop_handler));
zend_string_release_ex(str, 1);
}
static zval *dom_get_property_ptr_ptr(zend_object *object, zend_string *name, int type, void **cache_slot)
{
dom_object *obj = php_dom_obj_from_obj(object);
if (!obj->prop_handler || !zend_hash_exists(obj->prop_handler, name)) {
return zend_std_get_property_ptr_ptr(object, name, type, cache_slot);
}
return NULL;
}
/* {{{ dom_read_property */
zval *dom_read_property(zend_object *object, zend_string *name, int type, void **cache_slot, zval *rv)
{
dom_object *obj = php_dom_obj_from_obj(object);
zval *retval;
dom_prop_handler *hnd = NULL;
if (obj->prop_handler != NULL) {
hnd = zend_hash_find_ptr(obj->prop_handler, name);
} else if (instanceof_function(obj->std.ce, dom_node_class_entry)) {
zend_throw_error(NULL, "Couldn't fetch %s. Node no longer exists", ZSTR_VAL(obj->std.ce->name));
retval = &EG(uninitialized_zval);
return retval;
}
if (hnd) {
int ret = hnd->read_func(obj, rv);
if (ret == SUCCESS) {
retval = rv;
} else {
retval = &EG(uninitialized_zval);
}
} else {
retval = zend_std_read_property(object, name, type, cache_slot, rv);
}
return retval;
}
/* }}} */
zval *dom_write_property(zend_object *object, zend_string *name, zval *value, void **cache_slot)
{
dom_object *obj = php_dom_obj_from_obj(object);
dom_prop_handler *hnd = NULL;
if (obj->prop_handler != NULL) {
hnd = zend_hash_find_ptr(obj->prop_handler, name);
}
if (hnd) {
if (!hnd->write_func) {
zend_throw_error(NULL, "Cannot write read-only property %s::$%s", ZSTR_VAL(object->ce->name), ZSTR_VAL(name));
return &EG(error_zval);
}
zend_property_info *prop = zend_get_property_info(object->ce, name, /* silent */ true);
if (prop && ZEND_TYPE_IS_SET(prop->type)) {
zval tmp;
ZVAL_COPY(&tmp, value);
if (!zend_verify_property_type(prop, &tmp, ZEND_CALL_USES_STRICT_TYPES(EG(current_execute_data)))) {
zval_ptr_dtor(&tmp);
return &EG(error_zval);
}
hnd->write_func(obj, &tmp);
zval_ptr_dtor(&tmp);
} else {
hnd->write_func(obj, value);
}
return value;
}
return zend_std_write_property(object, name, value, cache_slot);
}
/* {{{ dom_property_exists */
static int dom_property_exists(zend_object *object, zend_string *name, int check_empty, void **cache_slot)
{
dom_object *obj = php_dom_obj_from_obj(object);
dom_prop_handler *hnd = NULL;
int retval = 0;
if (obj->prop_handler != NULL) {
hnd = zend_hash_find_ptr(obj->prop_handler, name);
}
if (hnd) {
zval tmp;
if (check_empty == 2) {
retval = 1;
} else if (hnd->read_func(obj, &tmp) == SUCCESS) {
if (check_empty == 1) {
retval = zend_is_true(&tmp);
} else if (check_empty == 0) {
retval = (Z_TYPE(tmp) != IS_NULL);
}
zval_ptr_dtor(&tmp);
}
} else {
retval = zend_std_has_property(object, name, check_empty, cache_slot);
}
return retval;
}
/* }}} */
static HashTable* dom_get_debug_info_helper(zend_object *object, int *is_temp) /* {{{ */
{
dom_object *obj = php_dom_obj_from_obj(object);
HashTable *debug_info,
*prop_handlers = obj->prop_handler,
*std_props;
zend_string *string_key;
dom_prop_handler *entry;
zend_string *object_str;
*is_temp = 1;
std_props = zend_std_get_properties(object);
debug_info = zend_array_dup(std_props);
if (!prop_handlers) {
return debug_info;
}
object_str = ZSTR_INIT_LITERAL("(object value omitted)", 0);
ZEND_HASH_MAP_FOREACH_STR_KEY_PTR(prop_handlers, string_key, entry) {
zval value;
if (entry->read_func(obj, &value) == FAILURE || !string_key) {
continue;
}
if (Z_TYPE(value) == IS_OBJECT) {
zval_ptr_dtor(&value);
ZVAL_NEW_STR(&value, object_str);
zend_string_addref(object_str);
}
zend_hash_update(debug_info, string_key, &value);
} ZEND_HASH_FOREACH_END();
zend_string_release_ex(object_str, 0);
return debug_info;
}
/* }}} */
static HashTable* dom_get_debug_info(zend_object *object, int *is_temp) /* {{{ */
{
return dom_get_debug_info_helper(object, is_temp);
}
/* }}} */
void *php_dom_export_node(zval *object) /* {{{ */
{
php_libxml_node_object *intern;
xmlNodePtr nodep = NULL;
intern = (php_libxml_node_object *) Z_DOMOBJ_P(object);
if (intern->node) {
nodep = intern->node->node;
}
return nodep;
}
/* }}} */
/* {{{ Get a simplexml_element object from dom to allow for processing */
PHP_FUNCTION(dom_import_simplexml)
{
zval *node;
xmlNodePtr nodep = NULL;
php_libxml_node_object *nodeobj;
int ret;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "o", &node) == FAILURE) {
RETURN_THROWS();
}
nodeobj = (php_libxml_node_object *) ((char *) Z_OBJ_P(node) - Z_OBJ_HT_P(node)->offset);
nodep = php_libxml_import_node(node);
if (nodep && nodeobj && (nodep->type == XML_ELEMENT_NODE || nodep->type == XML_ATTRIBUTE_NODE)) {
DOM_RET_OBJ((xmlNodePtr) nodep, &ret, (dom_object *)nodeobj);
} else {
zend_argument_value_error(1, "is not a valid node type");
RETURN_THROWS();
}
}
/* }}} */
static dom_object* dom_objects_set_class(zend_class_entry *class_type);
static zend_object *dom_objects_store_clone_obj(zend_object *zobject) /* {{{ */
{
dom_object *intern = php_dom_obj_from_obj(zobject);
dom_object *clone = dom_objects_set_class(intern->std.ce);
clone->std.handlers = dom_get_obj_handlers();
if (instanceof_function(intern->std.ce, dom_node_class_entry)) {
xmlNodePtr node = (xmlNodePtr)dom_object_get_node(intern);
if (node != NULL) {
xmlNodePtr cloned_node = xmlDocCopyNode(node, node->doc, 1);
if (cloned_node != NULL) {
/* If we cloned a document then we must create new doc proxy */
if (cloned_node->doc == node->doc) {
clone->document = intern->document;
}
php_libxml_increment_doc_ref((php_libxml_node_object *)clone, cloned_node->doc);
php_libxml_increment_node_ptr((php_libxml_node_object *)clone, cloned_node, (void *)clone);
if (intern->document != clone->document) {
dom_copy_doc_props(intern->document, clone->document);
}
}
}
}
zend_objects_clone_members(&clone->std, &intern->std);
return &clone->std;
}
/* }}} */
static void dom_copy_prop_handler(zval *zv) /* {{{ */
{
dom_prop_handler *hnd = Z_PTR_P(zv);
Z_PTR_P(zv) = malloc(sizeof(dom_prop_handler));
memcpy(Z_PTR_P(zv), hnd, sizeof(dom_prop_handler));
}
/* }}} */
static void dom_dtor_prop_handler(zval *zv) /* {{{ */
{
free(Z_PTR_P(zv));
}
static const zend_module_dep dom_deps[] = {
ZEND_MOD_REQUIRED("libxml")
ZEND_MOD_CONFLICTS("domxml")
ZEND_MOD_END
};
zend_module_entry dom_module_entry = { /* {{{ */
STANDARD_MODULE_HEADER_EX, NULL,
dom_deps,
"dom",
ext_functions,
PHP_MINIT(dom),
PHP_MSHUTDOWN(dom),
NULL,
NULL,
PHP_MINFO(dom),
DOM_API_VERSION, /* Extension versionnumber */
STANDARD_MODULE_PROPERTIES
};
/* }}} */
#ifdef COMPILE_DL_DOM
ZEND_GET_MODULE(dom)
#endif
void dom_objects_free_storage(zend_object *object);
void dom_nnodemap_objects_free_storage(zend_object *object);
static zval *dom_nodelist_read_dimension(zend_object *object, zval *offset, int type, zval *rv);
static int dom_nodelist_has_dimension(zend_object *object, zval *member, int check_empty);
static zend_object *dom_objects_store_clone_obj(zend_object *zobject);
#ifdef LIBXML_XPATH_ENABLED
void dom_xpath_objects_free_storage(zend_object *object);
#endif
/* {{{ PHP_MINIT_FUNCTION(dom) */
PHP_MINIT_FUNCTION(dom)
{
memcpy(&dom_object_handlers, &std_object_handlers, sizeof(zend_object_handlers));
dom_object_handlers.offset = XtOffsetOf(dom_object, std);
dom_object_handlers.free_obj = dom_objects_free_storage;
dom_object_handlers.read_property = dom_read_property;
dom_object_handlers.write_property = dom_write_property;
dom_object_handlers.get_property_ptr_ptr = dom_get_property_ptr_ptr;
dom_object_handlers.clone_obj = dom_objects_store_clone_obj;
dom_object_handlers.has_property = dom_property_exists;
dom_object_handlers.get_debug_info = dom_get_debug_info;
memcpy(&dom_nnodemap_object_handlers, &dom_object_handlers, sizeof(zend_object_handlers));
dom_nnodemap_object_handlers.free_obj = dom_nnodemap_objects_free_storage;
dom_nnodemap_object_handlers.read_dimension = dom_nodelist_read_dimension;
dom_nnodemap_object_handlers.has_dimension = dom_nodelist_has_dimension;
zend_hash_init(&classes, 0, NULL, NULL, 1);
dom_domexception_class_entry = register_class_DOMException(zend_ce_exception);
dom_parentnode_class_entry = register_class_DOMParentNode();
dom_childnode_class_entry = register_class_DOMChildNode();
dom_domimplementation_class_entry = register_class_DOMImplementation();
dom_domimplementation_class_entry->create_object = dom_objects_new;
dom_node_class_entry = register_class_DOMNode();
dom_node_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_node_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_node_prop_handlers, "nodeName", sizeof("nodeName")-1, dom_node_node_name_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "nodeValue", sizeof("nodeValue")-1, dom_node_node_value_read, dom_node_node_value_write);
dom_register_prop_handler(&dom_node_prop_handlers, "nodeType", sizeof("nodeType")-1, dom_node_node_type_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "parentNode", sizeof("parentNode")-1, dom_node_parent_node_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "childNodes", sizeof("childNodes")-1, dom_node_child_nodes_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "firstChild", sizeof("firstChild")-1, dom_node_first_child_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "lastChild", sizeof("lastChild")-1, dom_node_last_child_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "previousSibling", sizeof("previousSibling")-1, dom_node_previous_sibling_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "nextSibling", sizeof("nextSibling")-1, dom_node_next_sibling_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "attributes", sizeof("attributes")-1, dom_node_attributes_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "ownerDocument", sizeof("ownerDocument")-1, dom_node_owner_document_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "namespaceURI", sizeof("namespaceURI")-1, dom_node_namespace_uri_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "prefix", sizeof("prefix")-1, dom_node_prefix_read, dom_node_prefix_write);
dom_register_prop_handler(&dom_node_prop_handlers, "localName", sizeof("localName")-1, dom_node_local_name_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "baseURI", sizeof("baseURI")-1, dom_node_base_uri_read, NULL);
dom_register_prop_handler(&dom_node_prop_handlers, "textContent", sizeof("textContent")-1, dom_node_text_content_read, dom_node_text_content_write);
zend_hash_add_ptr(&classes, dom_node_class_entry->name, &dom_node_prop_handlers);
dom_namespace_node_class_entry = register_class_DOMNameSpaceNode();
dom_namespace_node_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_namespace_node_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_namespace_node_prop_handlers, "nodeName", sizeof("nodeName")-1, dom_node_node_name_read, NULL);
dom_register_prop_handler(&dom_namespace_node_prop_handlers, "nodeValue", sizeof("nodeValue")-1, dom_node_node_value_read, NULL);
dom_register_prop_handler(&dom_namespace_node_prop_handlers, "nodeType", sizeof("nodeType")-1, dom_node_node_type_read, NULL);
dom_register_prop_handler(&dom_namespace_node_prop_handlers, "prefix", sizeof("prefix")-1, dom_node_prefix_read, NULL);
dom_register_prop_handler(&dom_namespace_node_prop_handlers, "localName", sizeof("localName")-1, dom_node_local_name_read, NULL);
dom_register_prop_handler(&dom_namespace_node_prop_handlers, "namespaceURI", sizeof("namespaceURI")-1, dom_node_namespace_uri_read, NULL);
dom_register_prop_handler(&dom_namespace_node_prop_handlers, "ownerDocument", sizeof("ownerDocument")-1, dom_node_owner_document_read, NULL);
dom_register_prop_handler(&dom_namespace_node_prop_handlers, "parentNode", sizeof("parentNode")-1, dom_node_parent_node_read, NULL);
zend_hash_add_ptr(&classes, dom_namespace_node_class_entry->name, &dom_namespace_node_prop_handlers);
dom_documentfragment_class_entry = register_class_DOMDocumentFragment(dom_node_class_entry, dom_parentnode_class_entry);
dom_documentfragment_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_documentfragment_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_documentfragment_prop_handlers, "firstElementChild", sizeof("firstElementChild")-1, dom_parent_node_first_element_child_read, NULL);
dom_register_prop_handler(&dom_documentfragment_prop_handlers, "lastElementChild", sizeof("lastElementChild")-1, dom_parent_node_last_element_child_read, NULL);
dom_register_prop_handler(&dom_documentfragment_prop_handlers, "childElementCount", sizeof("childElementCount")-1, dom_parent_node_child_element_count, NULL);
zend_hash_merge(&dom_documentfragment_prop_handlers, &dom_node_prop_handlers, dom_copy_prop_handler, 0);
zend_hash_add_ptr(&classes, dom_documentfragment_class_entry->name, &dom_documentfragment_prop_handlers);
dom_document_class_entry = register_class_DOMDocument(dom_node_class_entry, dom_parentnode_class_entry);
dom_document_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_document_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_document_prop_handlers, "doctype", sizeof("doctype")-1, dom_document_doctype_read, NULL);
dom_register_prop_handler(&dom_document_prop_handlers, "implementation", sizeof("implementation")-1, dom_document_implementation_read, NULL);
dom_register_prop_handler(&dom_document_prop_handlers, "documentElement", sizeof("documentElement")-1, dom_document_document_element_read, NULL);
dom_register_prop_handler(&dom_document_prop_handlers, "actualEncoding", sizeof("actualEncoding")-1, dom_document_encoding_read, NULL);
dom_register_prop_handler(&dom_document_prop_handlers, "encoding", sizeof("encoding")-1, dom_document_encoding_read, dom_document_encoding_write);
dom_register_prop_handler(&dom_document_prop_handlers, "xmlEncoding", sizeof("xmlEncoding")-1, dom_document_encoding_read, NULL);
dom_register_prop_handler(&dom_document_prop_handlers, "standalone", sizeof("standalone")-1, dom_document_standalone_read, dom_document_standalone_write);
dom_register_prop_handler(&dom_document_prop_handlers, "xmlStandalone", sizeof("xmlStandalone")-1, dom_document_standalone_read, dom_document_standalone_write);
dom_register_prop_handler(&dom_document_prop_handlers, "version", sizeof("version")-1, dom_document_version_read, dom_document_version_write);
dom_register_prop_handler(&dom_document_prop_handlers, "xmlVersion", sizeof("xmlVersion")-1, dom_document_version_read, dom_document_version_write);
dom_register_prop_handler(&dom_document_prop_handlers, "strictErrorChecking", sizeof("strictErrorChecking")-1, dom_document_strict_error_checking_read, dom_document_strict_error_checking_write);
dom_register_prop_handler(&dom_document_prop_handlers, "documentURI", sizeof("documentURI")-1, dom_document_document_uri_read, dom_document_document_uri_write);
dom_register_prop_handler(&dom_document_prop_handlers, "config", sizeof("config")-1, dom_document_config_read, NULL);
dom_register_prop_handler(&dom_document_prop_handlers, "formatOutput", sizeof("formatOutput")-1, dom_document_format_output_read, dom_document_format_output_write);
dom_register_prop_handler(&dom_document_prop_handlers, "validateOnParse", sizeof("validateOnParse")-1, dom_document_validate_on_parse_read, dom_document_validate_on_parse_write);
dom_register_prop_handler(&dom_document_prop_handlers, "resolveExternals", sizeof("resolveExternals")-1, dom_document_resolve_externals_read, dom_document_resolve_externals_write);
dom_register_prop_handler(&dom_document_prop_handlers, "preserveWhiteSpace", sizeof("preserveWhitespace")-1, dom_document_preserve_whitespace_read, dom_document_preserve_whitespace_write);
dom_register_prop_handler(&dom_document_prop_handlers, "recover", sizeof("recover")-1, dom_document_recover_read, dom_document_recover_write);
dom_register_prop_handler(&dom_document_prop_handlers, "substituteEntities", sizeof("substituteEntities")-1, dom_document_substitue_entities_read, dom_document_substitue_entities_write);
dom_register_prop_handler(&dom_document_prop_handlers, "firstElementChild", sizeof("firstElementChild")-1, dom_parent_node_first_element_child_read, NULL);
dom_register_prop_handler(&dom_document_prop_handlers, "lastElementChild", sizeof("lastElementChild")-1, dom_parent_node_last_element_child_read, NULL);
dom_register_prop_handler(&dom_document_prop_handlers, "childElementCount", sizeof("childElementCount")-1, dom_parent_node_child_element_count, NULL);
zend_hash_merge(&dom_document_prop_handlers, &dom_node_prop_handlers, dom_copy_prop_handler, 0);
zend_hash_add_ptr(&classes, dom_document_class_entry->name, &dom_document_prop_handlers);
dom_nodelist_class_entry = register_class_DOMNodeList(zend_ce_aggregate, zend_ce_countable);
dom_nodelist_class_entry->create_object = dom_nnodemap_objects_new;
dom_nodelist_class_entry->default_object_handlers = &dom_nnodemap_object_handlers;
dom_nodelist_class_entry->get_iterator = php_dom_get_iterator;
zend_hash_init(&dom_nodelist_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_nodelist_prop_handlers, "length", sizeof("length")-1, dom_nodelist_length_read, NULL);
zend_hash_add_ptr(&classes, dom_nodelist_class_entry->name, &dom_nodelist_prop_handlers);
dom_namednodemap_class_entry = register_class_DOMNamedNodeMap(zend_ce_aggregate, zend_ce_countable);
dom_namednodemap_class_entry->create_object = dom_nnodemap_objects_new;
dom_namednodemap_class_entry->default_object_handlers = &dom_nnodemap_object_handlers;
dom_namednodemap_class_entry->get_iterator = php_dom_get_iterator;
zend_hash_init(&dom_namednodemap_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_namednodemap_prop_handlers, "length", sizeof("length")-1, dom_namednodemap_length_read, NULL);
zend_hash_add_ptr(&classes, dom_namednodemap_class_entry->name, &dom_namednodemap_prop_handlers);
dom_characterdata_class_entry = register_class_DOMCharacterData(dom_node_class_entry, dom_childnode_class_entry);
dom_characterdata_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_characterdata_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_characterdata_prop_handlers, "data", sizeof("data")-1, dom_characterdata_data_read, dom_characterdata_data_write);
dom_register_prop_handler(&dom_characterdata_prop_handlers, "length", sizeof("length")-1, dom_characterdata_length_read, NULL);
dom_register_prop_handler(&dom_characterdata_prop_handlers, "previousElementSibling", sizeof("previousElementSibling")-1, dom_node_previous_element_sibling_read, NULL);
dom_register_prop_handler(&dom_characterdata_prop_handlers, "nextElementSibling", sizeof("nextElementSibling")-1, dom_node_next_element_sibling_read, NULL);
zend_hash_merge(&dom_characterdata_prop_handlers, &dom_node_prop_handlers, dom_copy_prop_handler, 0);
zend_hash_add_ptr(&classes, dom_characterdata_class_entry->name, &dom_characterdata_prop_handlers);
dom_attr_class_entry = register_class_DOMAttr(dom_node_class_entry);
dom_attr_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_attr_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_attr_prop_handlers, "name", sizeof("name")-1, dom_attr_name_read, NULL);
dom_register_prop_handler(&dom_attr_prop_handlers, "specified", sizeof("specified")-1, dom_attr_specified_read, NULL);
dom_register_prop_handler(&dom_attr_prop_handlers, "value", sizeof("value")-1, dom_attr_value_read, dom_attr_value_write);
dom_register_prop_handler(&dom_attr_prop_handlers, "ownerElement", sizeof("ownerElement")-1, dom_attr_owner_element_read, NULL);
dom_register_prop_handler(&dom_attr_prop_handlers, "schemaTypeInfo", sizeof("schemaTypeInfo")-1, dom_attr_schema_type_info_read, NULL);
zend_hash_merge(&dom_attr_prop_handlers, &dom_node_prop_handlers, dom_copy_prop_handler, 0);
zend_hash_add_ptr(&classes, dom_attr_class_entry->name, &dom_attr_prop_handlers);
dom_element_class_entry = register_class_DOMElement(dom_node_class_entry, dom_parentnode_class_entry, dom_childnode_class_entry);
dom_element_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_element_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_element_prop_handlers, "tagName", sizeof("tagName")-1, dom_element_tag_name_read, NULL);
dom_register_prop_handler(&dom_element_prop_handlers, "schemaTypeInfo", sizeof("schemaTypeInfo")-1, dom_element_schema_type_info_read, NULL);
dom_register_prop_handler(&dom_element_prop_handlers, "firstElementChild", sizeof("firstElementChild")-1, dom_parent_node_first_element_child_read, NULL);
dom_register_prop_handler(&dom_element_prop_handlers, "lastElementChild", sizeof("lastElementChild")-1, dom_parent_node_last_element_child_read, NULL);
dom_register_prop_handler(&dom_element_prop_handlers, "childElementCount", sizeof("childElementCount")-1, dom_parent_node_child_element_count, NULL);
dom_register_prop_handler(&dom_element_prop_handlers, "previousElementSibling", sizeof("previousElementSibling")-1, dom_node_previous_element_sibling_read, NULL);
dom_register_prop_handler(&dom_element_prop_handlers, "nextElementSibling", sizeof("nextElementSibling")-1, dom_node_next_element_sibling_read, NULL);
zend_hash_merge(&dom_element_prop_handlers, &dom_node_prop_handlers, dom_copy_prop_handler, 0);
zend_hash_add_ptr(&classes, dom_element_class_entry->name, &dom_element_prop_handlers);
dom_text_class_entry = register_class_DOMText(dom_characterdata_class_entry);
dom_text_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_text_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_text_prop_handlers, "wholeText", sizeof("wholeText")-1, dom_text_whole_text_read, NULL);
zend_hash_merge(&dom_text_prop_handlers, &dom_characterdata_prop_handlers, dom_copy_prop_handler, 0);
zend_hash_add_ptr(&classes, dom_text_class_entry->name, &dom_text_prop_handlers);
dom_comment_class_entry = register_class_DOMComment(dom_characterdata_class_entry);
dom_comment_class_entry->create_object = dom_objects_new;
zend_hash_add_ptr(&classes, dom_comment_class_entry->name, &dom_characterdata_prop_handlers);
dom_cdatasection_class_entry = register_class_DOMCdataSection(dom_text_class_entry);
dom_cdatasection_class_entry->create_object = dom_objects_new;
zend_hash_add_ptr(&classes, dom_cdatasection_class_entry->name, &dom_text_prop_handlers);
dom_documenttype_class_entry = register_class_DOMDocumentType(dom_node_class_entry);
dom_documenttype_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_documenttype_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_documenttype_prop_handlers, "name", sizeof("name")-1, dom_documenttype_name_read, NULL);
dom_register_prop_handler(&dom_documenttype_prop_handlers, "entities", sizeof("entities")-1, dom_documenttype_entities_read, NULL);
dom_register_prop_handler(&dom_documenttype_prop_handlers, "notations", sizeof("notations")-1, dom_documenttype_notations_read, NULL);
dom_register_prop_handler(&dom_documenttype_prop_handlers, "publicId", sizeof("publicId")-1, dom_documenttype_public_id_read, NULL);
dom_register_prop_handler(&dom_documenttype_prop_handlers, "systemId", sizeof("systemId")-1, dom_documenttype_system_id_read, NULL);
dom_register_prop_handler(&dom_documenttype_prop_handlers, "internalSubset", sizeof("internalSubset")-1, dom_documenttype_internal_subset_read, NULL);
zend_hash_merge(&dom_documenttype_prop_handlers, &dom_node_prop_handlers, dom_copy_prop_handler, 0);
zend_hash_add_ptr(&classes, dom_documenttype_class_entry->name, &dom_documenttype_prop_handlers);
dom_notation_class_entry = register_class_DOMNotation(dom_node_class_entry);
dom_notation_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_notation_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_notation_prop_handlers, "publicId", sizeof("publicId")-1, dom_notation_public_id_read, NULL);
dom_register_prop_handler(&dom_notation_prop_handlers, "systemId", sizeof("systemId")-1, dom_notation_system_id_read, NULL);
zend_hash_merge(&dom_notation_prop_handlers, &dom_node_prop_handlers, dom_copy_prop_handler, 0);
zend_hash_add_ptr(&classes, dom_notation_class_entry->name, &dom_notation_prop_handlers);
dom_entity_class_entry = register_class_DOMEntity(dom_node_class_entry);
dom_entity_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_entity_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_entity_prop_handlers, "publicId", sizeof("publicId")-1, dom_entity_public_id_read, NULL);
dom_register_prop_handler(&dom_entity_prop_handlers, "systemId", sizeof("systemId")-1, dom_entity_system_id_read, NULL);
dom_register_prop_handler(&dom_entity_prop_handlers, "notationName", sizeof("notationName")-1, dom_entity_notation_name_read, NULL);
dom_register_prop_handler(&dom_entity_prop_handlers, "actualEncoding", sizeof("actualEncoding")-1, dom_entity_actual_encoding_read, NULL);
dom_register_prop_handler(&dom_entity_prop_handlers, "encoding", sizeof("encoding")-1, dom_entity_encoding_read, NULL);
dom_register_prop_handler(&dom_entity_prop_handlers, "version", sizeof("version")-1, dom_entity_version_read, NULL);
zend_hash_merge(&dom_entity_prop_handlers, &dom_node_prop_handlers, dom_copy_prop_handler, 0);
zend_hash_add_ptr(&classes, dom_entity_class_entry->name, &dom_entity_prop_handlers);
dom_entityreference_class_entry = register_class_DOMEntityReference(dom_node_class_entry);
dom_entityreference_class_entry->create_object = dom_objects_new;
zend_hash_add_ptr(&classes, dom_entityreference_class_entry->name, &dom_node_prop_handlers);
dom_processinginstruction_class_entry = register_class_DOMProcessingInstruction(dom_node_class_entry);
dom_processinginstruction_class_entry->create_object = dom_objects_new;
zend_hash_init(&dom_processinginstruction_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_processinginstruction_prop_handlers, "target", sizeof("target")-1, dom_processinginstruction_target_read, NULL);
dom_register_prop_handler(&dom_processinginstruction_prop_handlers, "data", sizeof("data")-1, dom_processinginstruction_data_read, dom_processinginstruction_data_write);
zend_hash_merge(&dom_processinginstruction_prop_handlers, &dom_node_prop_handlers, dom_copy_prop_handler, 0);
zend_hash_add_ptr(&classes, dom_processinginstruction_class_entry->name, &dom_processinginstruction_prop_handlers);
#ifdef LIBXML_XPATH_ENABLED
memcpy(&dom_xpath_object_handlers, &dom_object_handlers, sizeof(zend_object_handlers));
dom_xpath_object_handlers.offset = XtOffsetOf(dom_xpath_object, dom) + XtOffsetOf(dom_object, std);
dom_xpath_object_handlers.free_obj = dom_xpath_objects_free_storage;
dom_xpath_class_entry = register_class_DOMXPath();
dom_xpath_class_entry->create_object = dom_xpath_objects_new;
dom_xpath_class_entry->default_object_handlers = &dom_xpath_object_handlers;
zend_hash_init(&dom_xpath_prop_handlers, 0, NULL, dom_dtor_prop_handler, 1);
dom_register_prop_handler(&dom_xpath_prop_handlers, "document", sizeof("document")-1, dom_xpath_document_read, NULL);
dom_register_prop_handler(&dom_xpath_prop_handlers, "registerNodeNamespaces", sizeof("registerNodeNamespaces")-1, dom_xpath_register_node_ns_read, dom_xpath_register_node_ns_write);
zend_hash_add_ptr(&classes, dom_xpath_class_entry->name, &dom_xpath_prop_handlers);
#endif
register_php_dom_symbols(module_number);
php_libxml_register_export(dom_node_class_entry, php_dom_export_node);
return SUCCESS;
}
/* }}} */
/* {{{ */
PHP_MINFO_FUNCTION(dom)
{
php_info_print_table_start();
php_info_print_table_row(2, "DOM/XML", "enabled");
php_info_print_table_row(2, "DOM/XML API Version", DOM_API_VERSION);
php_info_print_table_row(2, "libxml Version", LIBXML_DOTTED_VERSION);
#ifdef LIBXML_HTML_ENABLED
php_info_print_table_row(2, "HTML Support", "enabled");
#endif
#ifdef LIBXML_XPATH_ENABLED
php_info_print_table_row(2, "XPath Support", "enabled");
#endif
#ifdef LIBXML_XPTR_ENABLED
php_info_print_table_row(2, "XPointer Support", "enabled");
#endif
#ifdef LIBXML_SCHEMAS_ENABLED
php_info_print_table_row(2, "Schema Support", "enabled");
php_info_print_table_row(2, "RelaxNG Support", "enabled");
#endif
php_info_print_table_end();
}
/* }}} */
PHP_MSHUTDOWN_FUNCTION(dom) /* {{{ */
{
zend_hash_destroy(&dom_document_prop_handlers);
zend_hash_destroy(&dom_documentfragment_prop_handlers);
zend_hash_destroy(&dom_node_prop_handlers);
zend_hash_destroy(&dom_namespace_node_prop_handlers);
zend_hash_destroy(&dom_nodelist_prop_handlers);
zend_hash_destroy(&dom_namednodemap_prop_handlers);
zend_hash_destroy(&dom_characterdata_prop_handlers);
zend_hash_destroy(&dom_attr_prop_handlers);
zend_hash_destroy(&dom_element_prop_handlers);
zend_hash_destroy(&dom_text_prop_handlers);
zend_hash_destroy(&dom_documenttype_prop_handlers);
zend_hash_destroy(&dom_notation_prop_handlers);
zend_hash_destroy(&dom_entity_prop_handlers);
zend_hash_destroy(&dom_processinginstruction_prop_handlers);
#ifdef LIBXML_XPATH_ENABLED
zend_hash_destroy(&dom_xpath_prop_handlers);
#endif
zend_hash_destroy(&classes);
/* If you want do find memleaks in this module, compile libxml2 with --with-mem-debug and
uncomment the following line, this will tell you the amount of not freed memory
and the total used memory into apaches error_log */
/* xmlMemoryDump();*/
return SUCCESS;
}
/* }}} */
/* {{{ node_list_unlink */
void node_list_unlink(xmlNodePtr node)
{
dom_object *wrapper;
while (node != NULL) {
wrapper = php_dom_object_get_data(node);
if (wrapper != NULL ) {
xmlUnlinkNode(node);
} else {
if (node->type == XML_ENTITY_REF_NODE)
break;
node_list_unlink(node->children);
switch (node->type) {
case XML_ATTRIBUTE_DECL:
case XML_DTD_NODE:
case XML_DOCUMENT_TYPE_NODE:
case XML_ENTITY_DECL:
case XML_ATTRIBUTE_NODE:
case XML_TEXT_NODE:
break;
default:
node_list_unlink((xmlNodePtr) node->properties);
}
}
node = node->next;
}
}
/* }}} end node_list_unlink */
#ifdef LIBXML_XPATH_ENABLED
/* {{{ dom_xpath_objects_free_storage */
void dom_xpath_objects_free_storage(zend_object *object)
{
dom_xpath_object *intern = php_xpath_obj_from_obj(object);
zend_object_std_dtor(&intern->dom.std);
if (intern->dom.ptr != NULL) {
xmlXPathFreeContext((xmlXPathContextPtr) intern->dom.ptr);
php_libxml_decrement_doc_ref((php_libxml_node_object *) &intern->dom);
}
if (intern->registered_phpfunctions) {
zend_hash_destroy(intern->registered_phpfunctions);
FREE_HASHTABLE(intern->registered_phpfunctions);
}
if (intern->node_list) {
zend_hash_destroy(intern->node_list);
FREE_HASHTABLE(intern->node_list);
}
}
/* }}} */
#endif
/* {{{ dom_objects_free_storage */
void dom_objects_free_storage(zend_object *object)
{
dom_object *intern = php_dom_obj_from_obj(object);
#if defined(__GNUC__) && __GNUC__ >= 3
int retcount __attribute__((unused)); /* keep compiler quiet */
#else
int retcount;
#endif
zend_object_std_dtor(&intern->std);
if (intern->ptr != NULL && ((php_libxml_node_ptr *)intern->ptr)->node != NULL) {
if (((xmlNodePtr) ((php_libxml_node_ptr *)intern->ptr)->node)->type != XML_DOCUMENT_NODE && ((xmlNodePtr) ((php_libxml_node_ptr *)intern->ptr)->node)->type != XML_HTML_DOCUMENT_NODE) {
php_libxml_node_decrement_resource((php_libxml_node_object *) intern);
} else {
php_libxml_decrement_node_ptr((php_libxml_node_object *) intern);
retcount = php_libxml_decrement_doc_ref((php_libxml_node_object *)intern);
}
intern->ptr = NULL;
}
}
/* }}} */
void dom_namednode_iter(dom_object *basenode, int ntype, dom_object *intern, xmlHashTablePtr ht, const char *local, size_t local_len, const char *ns, size_t ns_len) /* {{{ */
{
dom_nnodemap_object *mapptr = (dom_nnodemap_object *) intern->ptr;
ZEND_ASSERT(basenode != NULL);
ZVAL_OBJ_COPY(&mapptr->baseobj_zv, &basenode->std);
xmlDocPtr doc = basenode->document ? basenode->document->ptr : NULL;
mapptr->baseobj = basenode;
mapptr->nodetype = ntype;
mapptr->ht = ht;
const xmlChar* tmp;
if (local) {
int len = local_len > INT_MAX ? -1 : (int) local_len;
if (doc != NULL && (tmp = xmlDictExists(doc->dict, (const xmlChar *)local, len)) != NULL) {
mapptr->local = (xmlChar*) tmp;
} else {
mapptr->local = xmlCharStrndup(local, len);
mapptr->free_local = true;
}
}
if (ns) {
int len = ns_len > INT_MAX ? -1 : (int) ns_len;
if (doc != NULL && (tmp = xmlDictExists(doc->dict, (const xmlChar *)ns, len)) != NULL) {
mapptr->ns = (xmlChar*) tmp;
} else {
mapptr->ns = xmlCharStrndup(ns, len);
mapptr->free_ns = true;
}
}
}
/* }}} */
static dom_object* dom_objects_set_class(zend_class_entry *class_type) /* {{{ */
{
dom_object *intern = zend_object_alloc(sizeof(dom_object), class_type);
zend_class_entry *base_class = class_type;
while ((base_class->type != ZEND_INTERNAL_CLASS || base_class->info.internal.module->module_number != dom_module_entry.module_number) && base_class->parent != NULL) {
base_class = base_class->parent;
}
intern->prop_handler = zend_hash_find_ptr(&classes, base_class->name);
zend_object_std_init(&intern->std, class_type);
object_properties_init(&intern->std, class_type);
return intern;
}
/* }}} */