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node.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]> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#if defined(HAVE_LIBXML) && defined(HAVE_DOM)
#include "php_dom.h"
/*
* class DOMNode
*
* URL: https://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-1950641247
* Since:
*/
zend_string *dom_node_concatenated_name_helper(size_t name_len, const char *name, size_t prefix_len, const char *prefix)
{
if (UNEXPECTED(prefix_len > ZSTR_MAX_LEN / 2 - 1 || name_len > ZSTR_MAX_LEN / 2 - 1)) {
return zend_empty_string;
}
zend_string *str = zend_string_alloc(prefix_len + 1 + name_len, false);
memcpy(ZSTR_VAL(str), prefix, prefix_len);
ZSTR_VAL(str)[prefix_len] = ':';
memcpy(ZSTR_VAL(str) + prefix_len + 1, name, name_len + 1 /* include \0 */);
return str;
}
zend_string *dom_node_get_node_name_attribute_or_element(const xmlNode *nodep)
{
size_t name_len = strlen((const char *) nodep->name);
if (nodep->ns != NULL && nodep->ns->prefix != NULL) {
return dom_node_concatenated_name_helper(name_len, (const char *) nodep->name, strlen((const char *) nodep->ns->prefix), (const char *) nodep->ns->prefix);
} else {
return zend_string_init((const char *) nodep->name, name_len, false);
}
}
bool php_dom_is_node_connected(const xmlNode *node)
{
ZEND_ASSERT(node != NULL);
do {
if (node->type == XML_DOCUMENT_NODE || node->type == XML_HTML_DOCUMENT_NODE) {
return true;
}
node = node->parent;
} while (node != NULL);
return false;
}
/* {{{ nodeName string
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-F68D095
Since:
*/
int dom_node_node_name_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
switch (nodep->type) {
case XML_ATTRIBUTE_NODE:
case XML_ELEMENT_NODE:
ZVAL_STR(retval, dom_node_get_node_name_attribute_or_element(nodep));
break;
case XML_NAMESPACE_DECL: {
xmlNsPtr ns = nodep->ns;
if (ns != NULL && ns->prefix) {
xmlChar *qname = xmlStrdup((xmlChar *) "xmlns");
qname = xmlStrcat(qname, (xmlChar *) ":");
qname = xmlStrcat(qname, nodep->name);
ZVAL_STRING(retval, (const char *) qname);
xmlFree(qname);
} else {
ZVAL_STRING(retval, (const char *) nodep->name);
}
break;
}
case XML_DOCUMENT_TYPE_NODE:
case XML_DTD_NODE:
case XML_PI_NODE:
case XML_ENTITY_DECL:
case XML_ENTITY_REF_NODE:
case XML_NOTATION_NODE:
ZVAL_STRING(retval, (char *) nodep->name);
break;
case XML_CDATA_SECTION_NODE:
ZVAL_STRING(retval, "#cdata-section");
break;
case XML_COMMENT_NODE:
ZVAL_STRING(retval, "#comment");
break;
case XML_HTML_DOCUMENT_NODE:
case XML_DOCUMENT_NODE:
ZVAL_STRING(retval, "#document");
break;
case XML_DOCUMENT_FRAG_NODE:
ZVAL_STRING(retval, "#document-fragment");
break;
case XML_TEXT_NODE:
ZVAL_STRING(retval, "#text");
break;
EMPTY_SWITCH_DEFAULT_CASE();
}
return SUCCESS;
}
/* }}} */
/* {{{ nodeValue string
readonly=no
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-F68D080
Since:
*/
int dom_node_node_value_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
/* Access to Element node is implemented as a convenience method */
switch (nodep->type) {
case XML_ATTRIBUTE_NODE:
case XML_TEXT_NODE:
case XML_ELEMENT_NODE:
case XML_COMMENT_NODE:
case XML_CDATA_SECTION_NODE:
case XML_PI_NODE:
php_dom_get_content_into_zval(nodep, retval, true);
break;
case XML_NAMESPACE_DECL: {
char *str = (char *) xmlNodeGetContent(nodep->children);
if (str != NULL) {
ZVAL_STRING(retval, str);
xmlFree(str);
} else {
ZVAL_NULL(retval);
}
break;
}
default:
ZVAL_NULL(retval);
break;
}
return SUCCESS;
}
int dom_node_node_value_write(dom_object *obj, zval *newval)
{
xmlNode *nodep = dom_object_get_node(obj);
zend_string *str;
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
str = zval_try_get_string(newval);
if (UNEXPECTED(!str)) {
return FAILURE;
}
/* Access to Element node is implemented as a convenience method */
switch (nodep->type) {
case XML_ATTRIBUTE_NODE:
case XML_ELEMENT_NODE:
dom_remove_all_children(nodep);
ZEND_FALLTHROUGH;
case XML_TEXT_NODE:
case XML_COMMENT_NODE:
case XML_CDATA_SECTION_NODE:
case XML_PI_NODE:
xmlNodeSetContentLen(nodep, (xmlChar *) ZSTR_VAL(str), ZSTR_LEN(str));
break;
default:
break;
}
php_libxml_invalidate_node_list_cache_from_doc(nodep->doc);
zend_string_release_ex(str, 0);
return SUCCESS;
}
/* }}} */
/* {{{ nodeType int
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-111237558
Since:
*/
int dom_node_node_type_read(dom_object *obj, zval *retval)
{
xmlNode *nodep;
nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
/* Specs dictate that they are both type XML_DOCUMENT_TYPE_NODE */
if (nodep->type == XML_DTD_NODE) {
ZVAL_LONG(retval, XML_DOCUMENT_TYPE_NODE);
} else {
ZVAL_LONG(retval, nodep->type);
}
return SUCCESS;
}
/* }}} */
static zend_result dom_node_parent_get(dom_object *obj, zval *retval, bool only_element)
{
xmlNodePtr nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
xmlNodePtr nodeparent = nodep->parent;
if (!nodeparent || (only_element && nodeparent->type != XML_ELEMENT_NODE)) {
ZVAL_NULL(retval);
return SUCCESS;
}
php_dom_create_object(nodeparent, retval, obj);
return SUCCESS;
}
/* {{{ parentNode ?DomNode
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-1060184317
Since:
*/
int dom_node_parent_node_read(dom_object *obj, zval *retval)
{
return dom_node_parent_get(obj, retval, false);
}
/* }}} */
/* {{{ parentElement ?DomElement
readonly=yes
URL: https://dom.spec.whatwg.org/#parent-element
Since:
*/
int dom_node_parent_element_read(dom_object *obj, zval *retval)
{
return dom_node_parent_get(obj, retval, true);
}
/* }}} */
/* {{{ childNodes DomNodeList
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-1451460987
Since:
*/
int dom_node_child_nodes_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
dom_object *intern;
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
php_dom_create_iterator(retval, DOM_NODELIST);
intern = Z_DOMOBJ_P(retval);
dom_namednode_iter(obj, XML_ELEMENT_NODE, intern, NULL, NULL, 0, NULL, 0);
return SUCCESS;
}
/* }}} */
/* {{{ firstChild DomNode
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-169727388
Since:
*/
int dom_node_first_child_read(dom_object *obj, zval *retval)
{
xmlNode *nodep, *first = NULL;
nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
if (dom_node_children_valid(nodep) == SUCCESS) {
first = nodep->children;
}
if (!first) {
ZVAL_NULL(retval);
return SUCCESS;
}
php_dom_create_object(first, retval, obj);
return SUCCESS;
}
/* }}} */
/* {{{ lastChild DomNode
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-61AD09FB
Since:
*/
int dom_node_last_child_read(dom_object *obj, zval *retval)
{
xmlNode *nodep, *last = NULL;
nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
if (dom_node_children_valid(nodep) == SUCCESS) {
last = nodep->last;
}
if (!last) {
ZVAL_NULL(retval);
return SUCCESS;
}
php_dom_create_object(last, retval, obj);
return SUCCESS;
}
/* }}} */
/* {{{ previousSibling DomNode
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-640FB3C8
Since:
*/
int dom_node_previous_sibling_read(dom_object *obj, zval *retval)
{
xmlNode *nodep, *prevsib;
nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
prevsib = nodep->prev;
if (!prevsib) {
ZVAL_NULL(retval);
return SUCCESS;
}
php_dom_create_object(prevsib, retval, obj);
return SUCCESS;
}
/* }}} */
/* {{{ nextSibling DomNode
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-6AC54C2F
Since:
*/
int dom_node_next_sibling_read(dom_object *obj, zval *retval)
{
xmlNode *nodep, *nextsib;
nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
nextsib = nodep->next;
if (!nextsib) {
ZVAL_NULL(retval);
return SUCCESS;
}
php_dom_create_object(nextsib, retval, obj);
return SUCCESS;
}
/* }}} */
/* {{{ previousElementSibling DomNode
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-640FB3C8
Since:
*/
int dom_node_previous_element_sibling_read(dom_object *obj, zval *retval)
{
xmlNode *nodep, *prevsib;
nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
prevsib = nodep->prev;
while (prevsib && prevsib->type != XML_ELEMENT_NODE) {
prevsib = prevsib->prev;
}
if (!prevsib) {
ZVAL_NULL(retval);
return SUCCESS;
}
php_dom_create_object(prevsib, retval, obj);
return SUCCESS;
}
/* }}} */
/* {{{ nextElementSibling DomNode
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-6AC54C2F
Since:
*/
int dom_node_next_element_sibling_read(dom_object *obj, zval *retval)
{
xmlNode *nodep, *nextsib;
nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
nextsib = nodep->next;
while (nextsib != NULL && nextsib->type != XML_ELEMENT_NODE) {
nextsib = nextsib->next;
}
if (!nextsib) {
ZVAL_NULL(retval);
return SUCCESS;
}
php_dom_create_object(nextsib, retval, obj);
return SUCCESS;
}
/* }}} */
/* {{{ attributes DomNamedNodeMap
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-84CF096
Since:
*/
int dom_node_attributes_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
dom_object *intern;
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
if (nodep->type == XML_ELEMENT_NODE) {
php_dom_create_iterator(retval, DOM_NAMEDNODEMAP);
intern = Z_DOMOBJ_P(retval);
dom_namednode_iter(obj, XML_ATTRIBUTE_NODE, intern, NULL, NULL, 0, NULL, 0);
} else {
ZVAL_NULL(retval);
}
return SUCCESS;
}
/* }}} */
/* {{{ isConnected boolean
readonly=yes
URL: https://dom.spec.whatwg.org/#dom-node-isconnected
Since:
*/
int dom_node_is_connected_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
ZVAL_BOOL(retval, php_dom_is_node_connected(nodep));
return SUCCESS;
}
/* }}} */
/* {{{ ownerDocument DomDocument
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-node-ownerDoc
Since:
*/
int dom_node_owner_document_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
xmlDocPtr docp;
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
if (nodep->type == XML_DOCUMENT_NODE || nodep->type == XML_HTML_DOCUMENT_NODE) {
ZVAL_NULL(retval);
return SUCCESS;
}
docp = nodep->doc;
if (!docp) {
return FAILURE;
}
php_dom_create_object((xmlNodePtr) docp, retval, obj);
return SUCCESS;
}
/* }}} */
/* {{{ namespaceUri string
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-NodeNSname
Since: DOM Level 2
*/
int dom_node_namespace_uri_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
char *str = NULL;
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
switch (nodep->type) {
case XML_ELEMENT_NODE:
case XML_ATTRIBUTE_NODE:
case XML_NAMESPACE_DECL:
if (nodep->ns != NULL) {
str = (char *) nodep->ns->href;
}
break;
default:
str = NULL;
break;
}
if (str != NULL) {
ZVAL_STRING(retval, str);
} else {
ZVAL_NULL(retval);
}
return SUCCESS;
}
/* }}} */
/* {{{ prefix string
readonly=no
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-NodeNSPrefix
Since: DOM Level 2
*/
int dom_node_prefix_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
xmlNsPtr ns;
char *str = NULL;
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
switch (nodep->type) {
case XML_ELEMENT_NODE:
case XML_ATTRIBUTE_NODE:
case XML_NAMESPACE_DECL:
ns = nodep->ns;
if (ns != NULL && ns->prefix) {
str = (char *) ns->prefix;
}
break;
default:
str = NULL;
break;
}
if (str == NULL) {
ZVAL_EMPTY_STRING(retval);
} else {
ZVAL_STRING(retval, str);
}
return SUCCESS;
}
int dom_node_prefix_write(dom_object *obj, zval *newval)
{
zend_string *prefix_str;
xmlNode *nodep, *nsnode = NULL;
xmlNsPtr ns = NULL, curns;
char *strURI;
char *prefix;
nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
switch (nodep->type) {
case XML_ELEMENT_NODE:
nsnode = nodep;
ZEND_FALLTHROUGH;
case XML_ATTRIBUTE_NODE:
if (nsnode == NULL) {
nsnode = nodep->parent;
if (nsnode == NULL) {
nsnode = xmlDocGetRootElement(nodep->doc);
}
}
/* Typed property, this is already a string */
ZEND_ASSERT(Z_TYPE_P(newval) == IS_STRING);
prefix_str = Z_STR_P(newval);
prefix = ZSTR_VAL(prefix_str);
if (nsnode && nodep->ns != NULL && !xmlStrEqual(nodep->ns->prefix, (xmlChar *)prefix)) {
strURI = (char *) nodep->ns->href;
if (strURI == NULL ||
(zend_string_equals_literal(prefix_str, "xml") && strcmp(strURI, (char *) XML_XML_NAMESPACE)) ||
(nodep->type == XML_ATTRIBUTE_NODE && zend_string_equals_literal(prefix_str, "xmlns") &&
strcmp(strURI, (char *) DOM_XMLNS_NAMESPACE)) ||
(nodep->type == XML_ATTRIBUTE_NODE && !strcmp((char *) nodep->name, "xmlns"))) {
ns = NULL;
} else {
curns = nsnode->nsDef;
while (curns != NULL) {
if (xmlStrEqual((xmlChar *)prefix, curns->prefix) && xmlStrEqual(nodep->ns->href, curns->href)) {
ns = curns;
break;
}
curns = curns->next;
}
if (ns == NULL) {
ns = xmlNewNs(nsnode, nodep->ns->href, (xmlChar *)prefix);
}
}
if (ns == NULL) {
php_dom_throw_error(NAMESPACE_ERR, dom_get_strict_error(obj->document));
return FAILURE;
}
xmlSetNs(nodep, ns);
}
break;
default:
break;
}
return SUCCESS;
}
/* }}} */
/* {{{ localName string
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-NodeNSLocalN
Since: DOM Level 2
*/
int dom_node_local_name_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
if (nodep->type == XML_ELEMENT_NODE || nodep->type == XML_ATTRIBUTE_NODE || nodep->type == XML_NAMESPACE_DECL) {
ZVAL_STRING(retval, (char *) (nodep->name));
} else {
ZVAL_NULL(retval);
}
return SUCCESS;
}
/* }}} */
/* {{{ baseURI string
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#Node3-baseURI
Since: DOM Level 3
*/
int dom_node_base_uri_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
xmlChar *baseuri;
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
baseuri = xmlNodeGetBase(nodep->doc, nodep);
if (baseuri) {
ZVAL_STRING(retval, (char *) (baseuri));
xmlFree(baseuri);
} else {
ZVAL_NULL(retval);
}
return SUCCESS;
}
/* }}} */
/* {{{ textContent string
readonly=no
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#Node3-textContent
Since: DOM Level 3
*/
int dom_node_text_content_read(dom_object *obj, zval *retval)
{
xmlNode *nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
php_dom_get_content_into_zval(nodep, retval, false);
return SUCCESS;
}
int dom_node_text_content_write(dom_object *obj, zval *newval)
{
xmlNode *nodep = dom_object_get_node(obj);
if (nodep == NULL) {
php_dom_throw_error(INVALID_STATE_ERR, 1);
return FAILURE;
}
php_libxml_invalidate_node_list_cache_from_doc(nodep->doc);
/* Typed property, this is already a string */
ZEND_ASSERT(Z_TYPE_P(newval) == IS_STRING);
const xmlChar *xmlChars = (const xmlChar *) Z_STRVAL_P(newval);
int type = nodep->type;
/* We can't directly call xmlNodeSetContent, because it might encode the string through
* xmlStringLenGetNodeList for types XML_DOCUMENT_FRAG_NODE, XML_ELEMENT_NODE, XML_ATTRIBUTE_NODE.
* See tree.c:xmlNodeSetContent in libxml.
* In these cases we need to use a text node to avoid the encoding.
* For the other cases, we *can* rely on xmlNodeSetContent because it is either a no-op, or handles
* the content without encoding. */
if (type == XML_DOCUMENT_FRAG_NODE || type == XML_ELEMENT_NODE || type == XML_ATTRIBUTE_NODE) {
dom_remove_all_children(nodep);
xmlNode *textNode = xmlNewText(xmlChars);
xmlAddChild(nodep, textNode);
} else {
xmlNodeSetContent(nodep, xmlChars);
}
return SUCCESS;
}
/* }}} */
static xmlNodePtr _php_dom_insert_fragment(xmlNodePtr nodep, xmlNodePtr prevsib, xmlNodePtr nextsib, xmlNodePtr fragment, dom_object *intern, dom_object *childobj) /* {{{ */
{
xmlNodePtr newchild, node;
newchild = fragment->children;
if (newchild) {
if (prevsib == NULL) {
nodep->children = newchild;
} else {
prevsib->next = newchild;
}
newchild->prev = prevsib;
if (nextsib == NULL) {
nodep->last = fragment->last;
} else {
fragment->last->next = nextsib;
nextsib->prev = fragment->last;
}
node = newchild;
while (node != NULL) {
node->parent = nodep;
if (node->doc != nodep->doc) {
xmlSetTreeDoc(node, nodep->doc);
if (node->_private != NULL) {
childobj = node->_private;
childobj->document = intern->document;
php_libxml_increment_doc_ref((php_libxml_node_object *)childobj, NULL);
}
}
if (node == fragment->last) {
break;
}
node = node->next;
}
fragment->children = NULL;
fragment->last = NULL;
}
return newchild;
}
/* }}} */
/* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-952280727
Since:
*/
PHP_METHOD(DOMNode, insertBefore)
{
zval *id, *node, *ref = NULL;
xmlNodePtr child, new_child, parentp, refp;
dom_object *intern, *childobj, *refpobj;
int ret, stricterror;
id = ZEND_THIS;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "O|O!", &node, dom_node_class_entry, &ref, dom_node_class_entry) == FAILURE) {
RETURN_THROWS();
}
DOM_GET_OBJ(parentp, id, xmlNodePtr, intern);
if (dom_node_children_valid(parentp) == FAILURE) {
RETURN_FALSE;
}
DOM_GET_OBJ(child, node, xmlNodePtr, childobj);
new_child = NULL;
stricterror = dom_get_strict_error(intern->document);
if (dom_node_is_read_only(parentp) == SUCCESS ||
(child->parent != NULL && dom_node_is_read_only(child->parent) == SUCCESS)) {
php_dom_throw_error(NO_MODIFICATION_ALLOWED_ERR, stricterror);
RETURN_FALSE;
}
if (dom_hierarchy(parentp, child) == FAILURE) {
php_dom_throw_error(HIERARCHY_REQUEST_ERR, stricterror);
RETURN_FALSE;
}
if (child->doc != parentp->doc && child->doc != NULL) {
php_dom_throw_error(WRONG_DOCUMENT_ERR, stricterror);
RETURN_FALSE;
}
if (child->type == XML_DOCUMENT_FRAG_NODE && child->children == NULL) {
/* TODO Drop Warning? */
php_error_docref(NULL, E_WARNING, "Document Fragment is empty");
RETURN_FALSE;
}
if (child->doc == NULL && parentp->doc != NULL) {
childobj->document = intern->document;
php_libxml_increment_doc_ref((php_libxml_node_object *)childobj, NULL);
}
php_libxml_invalidate_node_list_cache_from_doc(parentp->doc);
if (ref != NULL) {
DOM_GET_OBJ(refp, ref, xmlNodePtr, refpobj);
if (refp->parent != parentp) {
php_dom_throw_error(NOT_FOUND_ERR, stricterror);
RETURN_FALSE;
}
if (child->parent != NULL) {
xmlUnlinkNode(child);
}
if (child->type == XML_TEXT_NODE && (refp->type == XML_TEXT_NODE ||
(refp->prev != NULL && refp->prev->type == XML_TEXT_NODE))) {
if (child->doc == NULL) {
xmlSetTreeDoc(child, parentp->doc);
}
new_child = child;
new_child->parent = refp->parent;
new_child->next = refp;
new_child->prev = refp->prev;
refp->prev = new_child;
if (new_child->prev != NULL) {
new_child->prev->next = new_child;
}
if (new_child->parent != NULL) {
if (new_child->parent->children == refp) {
new_child->parent->children = new_child;
}
}
} else if (child->type == XML_ATTRIBUTE_NODE) {
xmlAttrPtr lastattr;
if (child->ns == NULL)
lastattr = xmlHasProp(refp->parent, child->name);
else
lastattr = xmlHasNsProp(refp->parent, child->name, child->ns->href);
if (lastattr != NULL && lastattr->type != XML_ATTRIBUTE_DECL) {
if (lastattr != (xmlAttrPtr) child) {
xmlUnlinkNode((xmlNodePtr) lastattr);
php_libxml_node_free_resource((xmlNodePtr) lastattr);
} else {
DOM_RET_OBJ(child, &ret, intern);
return;
}
}
new_child = xmlAddPrevSibling(refp, child);
if (UNEXPECTED(NULL == new_child)) {
goto cannot_add;
}
} else if (child->type == XML_DOCUMENT_FRAG_NODE) {
xmlNodePtr last = child->last;
new_child = _php_dom_insert_fragment(parentp, refp->prev, refp, child, intern, childobj);
dom_reconcile_ns_list(parentp->doc, new_child, last);
} else {
new_child = xmlAddPrevSibling(refp, child);
if (UNEXPECTED(NULL == new_child)) {
goto cannot_add;
}
dom_reconcile_ns(parentp->doc, new_child);
}
} else {
if (child->parent != NULL){
xmlUnlinkNode(child);
}
if (child->type == XML_TEXT_NODE && parentp->last != NULL && parentp->last->type == XML_TEXT_NODE) {
child->parent = parentp;
if (child->doc == NULL) {
xmlSetTreeDoc(child, parentp->doc);
}
new_child = child;
if (parentp->children == NULL) {
parentp->children = child;
parentp->last = child;
} else {
child = parentp->last;
child->next = new_child;