php-src/ext/dom/nodelist.c
2013-01-01 16:02:16 +08:00

185 lines
5.1 KiB
C

/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2013 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: |
| http://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 |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Christian Stocker <chregu@php.net> |
| Rob Richards <rrichards@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#if HAVE_LIBXML && HAVE_DOM
#include "php_dom.h"
/* {{{ arginfo */
ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_nodelist_item, 0, 0, 1)
ZEND_ARG_INFO(0, index)
ZEND_END_ARG_INFO();
/* }}} */
/*
* class DOMNodeList
*
* URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-536297177
* Since:
*/
const zend_function_entry php_dom_nodelist_class_functions[] = {
PHP_FALIAS(item, dom_nodelist_item, arginfo_dom_nodelist_item)
PHP_FE_END
};
/* {{{ length int
readonly=yes
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-203510337
Since:
*/
int dom_nodelist_length_read(dom_object *obj, zval **retval TSRMLS_DC)
{
dom_nnodemap_object *objmap;
xmlNodePtr nodep, curnode;
int count = 0;
HashTable *nodeht;
objmap = (dom_nnodemap_object *)obj->ptr;
if (objmap != NULL) {
if (objmap->ht) {
count = xmlHashSize(objmap->ht);
} else {
if (objmap->nodetype == DOM_NODESET) {
nodeht = HASH_OF(objmap->baseobjptr);
count = zend_hash_num_elements(nodeht);
} else {
nodep = dom_object_get_node(objmap->baseobj);
if (nodep) {
if (objmap->nodetype == XML_ATTRIBUTE_NODE || objmap->nodetype == XML_ELEMENT_NODE) {
curnode = nodep->children;
if (curnode) {
count++;
while (curnode->next != NULL) {
count++;
curnode = curnode->next;
}
}
} else {
if (nodep->type == XML_DOCUMENT_NODE || nodep->type == XML_HTML_DOCUMENT_NODE) {
nodep = xmlDocGetRootElement((xmlDoc *) nodep);
} else {
nodep = nodep->children;
}
curnode = dom_get_elements_by_tag_name_ns_raw(nodep, objmap->ns, objmap->local, &count, -1);
}
}
}
}
}
MAKE_STD_ZVAL(*retval);
ZVAL_LONG(*retval, count);
return SUCCESS;
}
/* }}} */
/* {{{ proto DOMNode dom_nodelist_item(int index);
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-844377136
Since:
*/
PHP_FUNCTION(dom_nodelist_item)
{
zval *id, *rv = NULL;
long index;
int ret;
dom_object *intern;
xmlNodePtr itemnode = NULL;
dom_nnodemap_object *objmap;
xmlNodePtr nodep, curnode;
int count = 0;
HashTable *nodeht;
zval **entry;
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Ol", &id, dom_nodelist_class_entry, &index) == FAILURE) {
return;
}
if (index >= 0) {
intern = (dom_object *)zend_object_store_get_object(id TSRMLS_CC);
objmap = (dom_nnodemap_object *)intern->ptr;
if (objmap != NULL) {
if (objmap->ht) {
if (objmap->nodetype == XML_ENTITY_NODE) {
itemnode = php_dom_libxml_hash_iter(objmap->ht, index);
} else {
itemnode = php_dom_libxml_notation_iter(objmap->ht, index);
}
} else {
if (objmap->nodetype == DOM_NODESET) {
nodeht = HASH_OF(objmap->baseobjptr);
if (zend_hash_index_find(nodeht, index, (void **) &entry)==SUCCESS) {
*return_value = **entry;
zval_copy_ctor(return_value);
return;
}
} else if (objmap->baseobj) {
nodep = dom_object_get_node(objmap->baseobj);
if (nodep) {
if (objmap->nodetype == XML_ATTRIBUTE_NODE || objmap->nodetype == XML_ELEMENT_NODE) {
curnode = nodep->children;
while (count < index && curnode != NULL) {
count++;
curnode = curnode->next;
}
itemnode = curnode;
} else {
if (nodep->type == XML_DOCUMENT_NODE || nodep->type == XML_HTML_DOCUMENT_NODE) {
nodep = xmlDocGetRootElement((xmlDoc *) nodep);
} else {
nodep = nodep->children;
}
itemnode = dom_get_elements_by_tag_name_ns_raw(nodep, objmap->ns, objmap->local, &count, index);
}
}
}
}
}
if (itemnode) {
DOM_RET_OBJ(rv, itemnode, &ret, objmap->baseobj);
return;
}
}
RETVAL_NULL();
}
/* }}} end dom_nodelist_item */
#endif
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/