xref: /PHP-5.4/ext/dom/attr.c (revision c0d060f5)
1 /*
2    +----------------------------------------------------------------------+
3    | PHP Version 5                                                        |
4    +----------------------------------------------------------------------+
5    | Copyright (c) 1997-2014 The PHP Group                                |
6    +----------------------------------------------------------------------+
7    | This source file is subject to version 3.01 of the PHP license,      |
8    | that is bundled with this package in the file LICENSE, and is        |
9    | available through the world-wide-web at the following url:           |
10    | http://www.php.net/license/3_01.txt                                  |
11    | If you did not receive a copy of the PHP license and are unable to   |
12    | obtain it through the world-wide-web, please send a note to          |
13    | license@php.net so we can mail you a copy immediately.               |
14    +----------------------------------------------------------------------+
15    | Authors: Christian Stocker <chregu@php.net>                          |
16    |          Rob Richards <rrichards@php.net>                            |
17    +----------------------------------------------------------------------+
18 */
19 
20 /* $Id$ */
21 
22 #ifdef HAVE_CONFIG_H
23 #include "config.h"
24 #endif
25 
26 #include "php.h"
27 
28 #if HAVE_LIBXML && HAVE_DOM
29 
30 #include "php_dom.h"
31 
32 /* {{{ arginfo */
33 ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_attr_is_id, 0, 0, 0)
34 ZEND_END_ARG_INFO();
35 
36 ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_attr_construct, 0, 0, 1)
37 	ZEND_ARG_INFO(0, name)
38 	ZEND_ARG_INFO(0, value)
39 ZEND_END_ARG_INFO();
40 /* }}} */
41 
42 /*
43 * class DOMAttr extends DOMNode
44 *
45 * URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-637646024
46 * Since:
47 */
48 
49 const zend_function_entry php_dom_attr_class_functions[] = {
50 	PHP_FALIAS(isId, dom_attr_is_id, arginfo_dom_attr_is_id)
51 	PHP_ME(domattr, __construct, arginfo_dom_attr_construct, ZEND_ACC_PUBLIC)
52 	PHP_FE_END
53 };
54 
55 /* {{{ proto void DOMAttr::__construct(string name, [string value]); */
PHP_METHOD(domattr,__construct)56 PHP_METHOD(domattr, __construct)
57 {
58 
59 	zval *id;
60 	xmlAttrPtr nodep = NULL;
61 	xmlNodePtr oldnode = NULL;
62 	dom_object *intern;
63 	char *name, *value = NULL;
64 	int name_len, value_len, name_valid;
65 	zend_error_handling error_handling;
66 
67 	zend_replace_error_handling(EH_THROW, dom_domexception_class_entry, &error_handling TSRMLS_CC);
68 	if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os|s", &id, dom_attr_class_entry, &name, &name_len, &value, &value_len) == FAILURE) {
69 		zend_restore_error_handling(&error_handling TSRMLS_CC);
70 		return;
71 	}
72 
73 	zend_restore_error_handling(&error_handling TSRMLS_CC);
74 	intern = (dom_object *)zend_object_store_get_object(id TSRMLS_CC);
75 
76 	name_valid = xmlValidateName((xmlChar *) name, 0);
77 	if (name_valid != 0) {
78 		php_dom_throw_error(INVALID_CHARACTER_ERR, 1 TSRMLS_CC);
79 		RETURN_FALSE;
80 	}
81 
82 	nodep = xmlNewProp(NULL, (xmlChar *) name, value);
83 
84 	if (!nodep) {
85 		php_dom_throw_error(INVALID_STATE_ERR, 1 TSRMLS_CC);
86 		RETURN_FALSE;
87 	}
88 
89 	if (intern != NULL) {
90 		oldnode = dom_object_get_node(intern);
91 		if (oldnode != NULL) {
92 			php_libxml_node_free_resource(oldnode  TSRMLS_CC);
93 		}
94 		php_libxml_increment_node_ptr((php_libxml_node_object *)intern, (xmlNodePtr)nodep, (void *)intern TSRMLS_CC);
95 	}
96 }
97 
98 /* }}} end DOMAttr::__construct */
99 
100 /* {{{ name	string
101 readonly=yes
102 URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-1112119403
103 Since:
104 */
dom_attr_name_read(dom_object * obj,zval ** retval TSRMLS_DC)105 int dom_attr_name_read(dom_object *obj, zval **retval TSRMLS_DC)
106 {
107 	xmlAttrPtr attrp;
108 
109 	attrp = (xmlAttrPtr) dom_object_get_node(obj);
110 
111 	if (attrp == NULL) {
112 		php_dom_throw_error(INVALID_STATE_ERR, 0 TSRMLS_CC);
113 		return FAILURE;
114 	}
115 
116 	ALLOC_ZVAL(*retval);
117 	ZVAL_STRING(*retval, (char *) (attrp->name), 1);
118 
119 	return SUCCESS;
120 }
121 
122 /* }}} */
123 
124 /* {{{ specified	boolean
125 readonly=yes
126 URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-862529273
127 Since:
128 */
dom_attr_specified_read(dom_object * obj,zval ** retval TSRMLS_DC)129 int dom_attr_specified_read(dom_object *obj, zval **retval TSRMLS_DC)
130 {
131 	/* TODO */
132 	ALLOC_ZVAL(*retval);
133 	ZVAL_TRUE(*retval);
134 	return SUCCESS;
135 }
136 
137 /* }}} */
138 
139 /* {{{ value	string
140 readonly=no
141 URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-221662474
142 Since:
143 */
dom_attr_value_read(dom_object * obj,zval ** retval TSRMLS_DC)144 int dom_attr_value_read(dom_object *obj, zval **retval TSRMLS_DC)
145 {
146 	xmlAttrPtr attrp;
147 	xmlChar *content;
148 
149 	attrp = (xmlAttrPtr) dom_object_get_node(obj);
150 
151 	if (attrp == NULL) {
152 		php_dom_throw_error(INVALID_STATE_ERR, 0 TSRMLS_CC);
153 		return FAILURE;
154 	}
155 
156 	ALLOC_ZVAL(*retval);
157 
158 
159 	if ((content = xmlNodeGetContent((xmlNodePtr) attrp)) != NULL) {
160 		ZVAL_STRING(*retval, content, 1);
161 		xmlFree(content);
162 	} else {
163 		ZVAL_EMPTY_STRING(*retval);
164 	}
165 
166 	return SUCCESS;
167 
168 }
169 
dom_attr_value_write(dom_object * obj,zval * newval TSRMLS_DC)170 int dom_attr_value_write(dom_object *obj, zval *newval TSRMLS_DC)
171 {
172 	zval value_copy;
173 	xmlAttrPtr attrp;
174 
175 	attrp = (xmlAttrPtr) dom_object_get_node(obj);
176 
177 	if (attrp == NULL) {
178 		php_dom_throw_error(INVALID_STATE_ERR, 0 TSRMLS_CC);
179 		return FAILURE;
180 	}
181 
182 	if (attrp->children) {
183 		node_list_unlink(attrp->children TSRMLS_CC);
184 	}
185 
186 	if (newval->type != IS_STRING) {
187 		if(Z_REFCOUNT_P(newval) > 1) {
188 			value_copy = *newval;
189 			zval_copy_ctor(&value_copy);
190 			newval = &value_copy;
191 		}
192 		convert_to_string(newval);
193 	}
194 
195 	xmlNodeSetContentLen((xmlNodePtr) attrp, Z_STRVAL_P(newval), Z_STRLEN_P(newval) + 1);
196 
197 	if (newval == &value_copy) {
198 		zval_dtor(newval);
199 	}
200 
201 	return SUCCESS;
202 }
203 
204 /* }}} */
205 
206 /* {{{ ownerElement	DOMElement
207 readonly=yes
208 URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#Attr-ownerElement
209 Since: DOM Level 2
210 */
dom_attr_owner_element_read(dom_object * obj,zval ** retval TSRMLS_DC)211 int dom_attr_owner_element_read(dom_object *obj, zval **retval TSRMLS_DC)
212 {
213 	xmlNodePtr nodep, nodeparent;
214 	int ret;
215 
216 	nodep = dom_object_get_node(obj);
217 
218 	if (nodep == NULL) {
219 		php_dom_throw_error(INVALID_STATE_ERR, 0 TSRMLS_CC);
220 		return FAILURE;
221 	}
222 
223 	ALLOC_ZVAL(*retval);
224 
225 	nodeparent = nodep->parent;
226 	if (!nodeparent) {
227 		ZVAL_NULL(*retval);
228 		return SUCCESS;
229 	}
230 
231 	if (NULL == (*retval = php_dom_create_object(nodeparent, &ret, *retval, obj TSRMLS_CC))) {
232 		php_error_docref(NULL TSRMLS_CC, E_WARNING,  "Cannot create required DOM object");
233 		return FAILURE;
234 	}
235 	return SUCCESS;
236 
237 }
238 
239 /* }}} */
240 
241 /* {{{ schemaTypeInfo	DOMTypeInfo
242 readonly=yes
243 URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#Attr-schemaTypeInfo
244 Since: DOM Level 3
245 */
dom_attr_schema_type_info_read(dom_object * obj,zval ** retval TSRMLS_DC)246 int dom_attr_schema_type_info_read(dom_object *obj, zval **retval TSRMLS_DC)
247 {
248 	php_error_docref(NULL TSRMLS_CC, E_WARNING, "Not yet implemented");
249 	ALLOC_ZVAL(*retval);
250 	ZVAL_NULL(*retval);
251 	return SUCCESS;
252 }
253 
254 /* }}} */
255 
256 /* {{{ proto boolean dom_attr_is_id();
257 URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#Attr-isId
258 Since: DOM Level 3
259 */
PHP_FUNCTION(dom_attr_is_id)260 PHP_FUNCTION(dom_attr_is_id)
261 {
262 	zval *id;
263 	dom_object *intern;
264 	xmlAttrPtr attrp;
265 
266 	if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &id, dom_attr_class_entry) == FAILURE) {
267 		return;
268 	}
269 
270 	DOM_GET_OBJ(attrp, id, xmlAttrPtr, intern);
271 
272 	if (attrp->atype == XML_ATTRIBUTE_ID) {
273 		RETURN_TRUE;
274 	} else {
275 		RETURN_FALSE;
276 	}
277 }
278 /* }}} end dom_attr_is_id */
279 
280 #endif
281 
282 /*
283  * Local variables:
284  * tab-width: 4
285  * c-basic-offset: 4
286  * End:
287  * vim600: noet sw=4 ts=4 fdm=marker
288  * vim<600: noet sw=4 ts=4
289  */
290