root/ext/dom/documentfragment.c

DEFINITIONS

1. PHP_METHOD
2. php_dom_xmlSetTreeDoc
3. PHP_METHOD

/*
   +----------------------------------------------------------------------+
   | PHP Version 5                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2008 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: documentfragment.c,v 1.15.2.1.2.3 2008/02/04 15:23:10 sebastian Exp $ */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "php.h"
#if HAVE_LIBXML && HAVE_DOM
#include "php_dom.h"


/* {{{ arginfo */
static
ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_documentfragement_construct, 0, 0, 0)
ZEND_END_ARG_INFO();

static
ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_documentfragement_appendXML, 0, 0, 1)
        ZEND_ARG_INFO(0, data)
ZEND_END_ARG_INFO();
/* }}} */

/*
* class DOMDocumentFragment extends DOMNode 
*
* URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-B63ED1A3
* Since: 
*/

zend_function_entry php_dom_documentfragment_class_functions[] = {
        PHP_ME(domdocumentfragment, __construct, arginfo_dom_documentfragement_construct, ZEND_ACC_PUBLIC)
        PHP_ME(domdocumentfragment, appendXML, arginfo_dom_documentfragement_appendXML, ZEND_ACC_PUBLIC)
        {NULL, NULL, NULL}
};

/* {{{ proto void DOMDocumentFragment::__construct(); */
PHP_METHOD(domdocumentfragment, __construct)
{

        zval *id;
        xmlNodePtr nodep = NULL, oldnode = NULL;
        dom_object *intern;

        php_set_error_handling(EH_THROW, dom_domexception_class_entry TSRMLS_CC);
        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &id, dom_documentfragment_class_entry) == FAILURE) {
                php_std_error_handling();
                return;
        }

        php_std_error_handling();
        nodep = xmlNewDocFragment(NULL);

        if (!nodep) {
                php_dom_throw_error(INVALID_STATE_ERR, 1 TSRMLS_CC);
                RETURN_FALSE;
        }

        intern = (dom_object *)zend_object_store_get_object(id TSRMLS_CC);
        if (intern != NULL) {
                oldnode = (xmlNodePtr)intern->ptr;
                if (oldnode != NULL) {
                        php_libxml_node_free_resource(oldnode  TSRMLS_CC);
                }
                /* php_dom_set_object(intern, nodep TSRMLS_CC); */
                php_libxml_increment_node_ptr((php_libxml_node_object *)intern, nodep, (void *)intern TSRMLS_CC);
        }
}
/* }}} end DOMDocumentFragment::__construct */

/* php_dom_xmlSetTreeDoc is a custom implementation of xmlSetTreeDoc
 needed for hack in appendXML due to libxml bug - no need to share this function */
static void php_dom_xmlSetTreeDoc(xmlNodePtr tree, xmlDocPtr doc) {
    xmlAttrPtr prop;
        xmlNodePtr cur;

    if (tree) {
                if(tree->type == XML_ELEMENT_NODE) {
                        prop = tree->properties;
                        while (prop != NULL) {
                                prop->doc = doc;
                                if (prop->children) {
                                        cur = prop->children;
                                        while (cur != NULL) {
                                                php_dom_xmlSetTreeDoc(cur, doc);
                                                cur = cur->next;
                                        }
                                }
                                prop = prop->next;
                        }
                }
                if (tree->children != NULL) {
                        cur = tree->children;
                        while (cur != NULL) {
                                php_dom_xmlSetTreeDoc(cur, doc);
                                cur = cur->next;
                        }
                }
                tree->doc = doc;
    }
}

/* {{{ proto void DOMDocumentFragment::appendXML(string data); */
PHP_METHOD(domdocumentfragment, appendXML) {
        zval *id;
        xmlNode *nodep;
        dom_object *intern;
        char *data = NULL;
        int data_len = 0;
        int err;
        xmlNodePtr lst;

        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &id, dom_documentfragment_class_entry, &data, &data_len) == FAILURE) {
                return;
        }

        DOM_GET_OBJ(nodep, id, xmlNodePtr, intern);

        if (dom_node_is_read_only(nodep) == SUCCESS) {
                php_dom_throw_error(NO_MODIFICATION_ALLOWED_ERR, dom_get_strict_error(intern->document) TSRMLS_CC);
                RETURN_FALSE;
        }

        if (data) {
                err = xmlParseBalancedChunkMemory(nodep->doc, NULL, NULL, 0, data, &lst);
                if (err != 0) {
                        RETURN_FALSE;
                }
                /* Following needed due to bug in libxml2 <= 2.6.14 
                ifdef after next libxml release as bug is fixed in their cvs */
                php_dom_xmlSetTreeDoc(lst, nodep->doc);
                /* End stupid hack */

                xmlAddChildList(nodep,lst);
        }

        RETURN_TRUE;
}

#endif