/*
   +----------------------------------------------------------------------+
   | Copyright © The PHP Group and Contributors.                          |
   +----------------------------------------------------------------------+
   | This source file is subject to the Modified BSD License that is      |
   | bundled with this package in the file LICENSE, and is available      |
   | through the World Wide Web at <https://www.php.net/license/>.        |
   |                                                                      |
   | SPDX-License-Identifier: BSD-3-Clause                                |
   +----------------------------------------------------------------------+
   | Authors: Christian Stocker <chregu@php.net>                          |
   |          Rob Richards <rrichards@php.net>                            |
   +----------------------------------------------------------------------+
*/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "php.h"
#if defined(HAVE_LIBXML) && defined(HAVE_DOM)
#include "php_dom.h"

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

/* {{{ */
PHP_METHOD(DOMDocumentFragment, __construct)
{
	xmlNodePtr nodep = NULL, oldnode = NULL;
	dom_object *intern;

	ZEND_PARSE_PARAMETERS_NONE();

	nodep = xmlNewDocFragment(NULL);

	if (!nodep) {
		php_dom_throw_error(INVALID_STATE_ERR, true);
		RETURN_THROWS();
	}

	intern = Z_DOMOBJ_P(ZEND_THIS);
	oldnode = dom_object_get_node(intern);
	if (oldnode != NULL) {
		php_libxml_node_decrement_resource((php_libxml_node_object *)intern);
	}
	php_libxml_increment_node_ptr((php_libxml_node_object *)intern, nodep, (void *)intern);
}
/* }}} end DOMDocumentFragment::__construct */

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

	id = ZEND_THIS;
	if (zend_parse_parameters(ZEND_NUM_ARGS(), "s", &data, &data_len) == FAILURE) {
		RETURN_THROWS();
	}

	DOM_GET_OBJ(nodep, id, xmlNodePtr, intern);

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

	if (data) {
		PHP_LIBXML_SANITIZE_GLOBALS(parse);
		err = xmlParseBalancedChunkMemory(nodep->doc, NULL, NULL, 0, BAD_CAST data, &lst);
		PHP_LIBXML_RESTORE_GLOBALS(parse);
		if (err != 0) {
			RETURN_FALSE;
		}

		xmlAddChildList(nodep,lst);
	}

	RETURN_TRUE;
}
/* }}} */

#endif
