xref: /PHP-8.0/ext/dom/entityreference.c (revision 8fef83dd)
1 /*
2    +----------------------------------------------------------------------+
3    | Copyright (c) The PHP Group                                          |
4    +----------------------------------------------------------------------+
5    | This source file is subject to version 3.01 of the PHP license,      |
6    | that is bundled with this package in the file LICENSE, and is        |
7    | available through the world-wide-web at the following url:           |
8    | http://www.php.net/license/3_01.txt                                  |
9    | If you did not receive a copy of the PHP license and are unable to   |
10    | obtain it through the world-wide-web, please send a note to          |
11    | license@php.net so we can mail you a copy immediately.               |
12    +----------------------------------------------------------------------+
13    | Authors: Christian Stocker <chregu@php.net>                          |
14    |          Rob Richards <rrichards@php.net>                            |
15    +----------------------------------------------------------------------+
16 */
17 
18 #ifdef HAVE_CONFIG_H
19 #include "config.h"
20 #endif
21 
22 #include "php.h"
23 #if defined(HAVE_LIBXML) && defined(HAVE_DOM)
24 #include "php_dom.h"
25 
26 /*
27 * class DOMEntityReference extends DOMNode
28 *
29 * URL: https://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-11C98490
30 * Since:
31 */
32 
33 /* {{{ */
PHP_METHOD(DOMEntityReference,__construct)34 PHP_METHOD(DOMEntityReference, __construct)
35 {
36 	xmlNode *node;
37 	xmlNodePtr oldnode = NULL;
38 	dom_object *intern;
39 	char *name;
40 	size_t name_len, name_valid;
41 
42 	if (zend_parse_parameters(ZEND_NUM_ARGS(), "s", &name, &name_len) == FAILURE) {
43 		RETURN_THROWS();
44 	}
45 
46 	name_valid = xmlValidateName((xmlChar *) name, 0);
47 	if (name_valid != 0) {
48 		php_dom_throw_error(INVALID_CHARACTER_ERR, 1);
49 		RETURN_THROWS();
50 	}
51 
52 	node = xmlNewReference(NULL, (xmlChar *) name);
53 
54 	if (!node) {
55 		php_dom_throw_error(INVALID_STATE_ERR, 1);
56 		RETURN_THROWS();
57 	}
58 
59 	intern = Z_DOMOBJ_P(ZEND_THIS);
60 	if (intern != NULL) {
61 		oldnode = dom_object_get_node(intern);
62 		if (oldnode != NULL) {
63 			php_libxml_node_free_resource(oldnode );
64 		}
65 		php_libxml_increment_node_ptr((php_libxml_node_object *)intern, node, (void *)intern);
66 	}
67 }
68 /* }}} end DOMEntityReference::__construct */
69 
70 #endif
71