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 | https://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 #include "zend_interfaces.h"
26
27 /*
28 * class DOMNodeList
29 *
30 * URL: https://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-536297177
31 * Since:
32 */
33
dom_nodelist_iter_start_first_child(xmlNodePtr nodep)34 xmlNodePtr dom_nodelist_iter_start_first_child(xmlNodePtr nodep)
35 {
36 if (nodep->type == XML_ENTITY_REF_NODE) {
37 /* See entityreference.c */
38 dom_entity_reference_fetch_and_sync_declaration(nodep);
39 }
40
41 return nodep->children;
42 }
43
php_dom_get_nodelist_length(dom_object * obj)44 int php_dom_get_nodelist_length(dom_object *obj)
45 {
46 dom_nnodemap_object *objmap = (dom_nnodemap_object *) obj->ptr;
47 if (!objmap) {
48 return 0;
49 }
50
51 if (objmap->ht) {
52 return xmlHashSize(objmap->ht);
53 }
54
55 if (objmap->nodetype == DOM_NODESET) {
56 HashTable *nodeht = HASH_OF(&objmap->baseobj_zv);
57 return zend_hash_num_elements(nodeht);
58 }
59
60 xmlNodePtr nodep = dom_object_get_node(objmap->baseobj);
61 if (!nodep) {
62 return 0;
63 }
64
65 int count = 0;
66 if (objmap->nodetype == XML_ATTRIBUTE_NODE || objmap->nodetype == XML_ELEMENT_NODE) {
67 xmlNodePtr curnode = dom_nodelist_iter_start_first_child(nodep);
68 if (curnode) {
69 count++;
70 while (curnode->next != NULL) {
71 count++;
72 curnode = curnode->next;
73 }
74 }
75 } else {
76 if (nodep->type == XML_DOCUMENT_NODE || nodep->type == XML_HTML_DOCUMENT_NODE) {
77 nodep = xmlDocGetRootElement((xmlDoc *) nodep);
78 } else {
79 nodep = nodep->children;
80 }
81 dom_get_elements_by_tag_name_ns_raw(
82 nodep, (char *) objmap->ns, (char *) objmap->local, &count, -1);
83 }
84
85 return count;
86 }
87
88 /* {{{ length int
89 readonly=yes
90 URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-203510337
91 Since:
92 */
dom_nodelist_length_read(dom_object * obj,zval * retval)93 int dom_nodelist_length_read(dom_object *obj, zval *retval)
94 {
95 ZVAL_LONG(retval, php_dom_get_nodelist_length(obj));
96 return SUCCESS;
97 }
98
99
100 /* {{{ */
PHP_METHOD(DOMNodeList,count)101 PHP_METHOD(DOMNodeList, count)
102 {
103 zval *id;
104 dom_object *intern;
105
106 id = ZEND_THIS;
107 if (zend_parse_parameters_none() == FAILURE) {
108 RETURN_THROWS();
109 }
110
111 intern = Z_DOMOBJ_P(id);
112 RETURN_LONG(php_dom_get_nodelist_length(intern));
113 }
114 /* }}} end dom_nodelist_count */
115
php_dom_nodelist_get_item_into_zval(dom_nnodemap_object * objmap,zend_long index,zval * return_value)116 void php_dom_nodelist_get_item_into_zval(dom_nnodemap_object *objmap, zend_long index, zval *return_value)
117 {
118 int ret;
119 xmlNodePtr itemnode = NULL;
120 if (index >= 0) {
121 if (objmap != NULL) {
122 if (objmap->ht) {
123 if (objmap->nodetype == XML_ENTITY_NODE) {
124 itemnode = php_dom_libxml_hash_iter(objmap->ht, index);
125 } else {
126 itemnode = php_dom_libxml_notation_iter(objmap->ht, index);
127 }
128 } else {
129 if (objmap->nodetype == DOM_NODESET) {
130 HashTable *nodeht = HASH_OF(&objmap->baseobj_zv);
131 zval *entry = zend_hash_index_find(nodeht, index);
132 if (entry) {
133 ZVAL_COPY(return_value, entry);
134 return;
135 }
136 } else if (objmap->baseobj) {
137 xmlNodePtr nodep = dom_object_get_node(objmap->baseobj);
138 if (nodep) {
139 int count = 0;
140 if (objmap->nodetype == XML_ATTRIBUTE_NODE || objmap->nodetype == XML_ELEMENT_NODE) {
141 xmlNodePtr curnode = dom_nodelist_iter_start_first_child(nodep);
142 while (count < index && curnode != NULL) {
143 count++;
144 curnode = curnode->next;
145 }
146 itemnode = curnode;
147 } else {
148 if (nodep->type == XML_DOCUMENT_NODE || nodep->type == XML_HTML_DOCUMENT_NODE) {
149 nodep = xmlDocGetRootElement((xmlDoc *) nodep);
150 } else {
151 nodep = nodep->children;
152 }
153 itemnode = dom_get_elements_by_tag_name_ns_raw(nodep, (char *) objmap->ns, (char *) objmap->local, &count, index);
154 }
155 }
156 }
157 }
158 }
159
160 if (itemnode) {
161 DOM_RET_OBJ(itemnode, &ret, objmap->baseobj);
162 return;
163 }
164 }
165
166 RETVAL_NULL();
167 }
168
169 /* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-844377136
170 Since:
171 */
PHP_METHOD(DOMNodeList,item)172 PHP_METHOD(DOMNodeList, item)
173 {
174 zend_long index;
175 if (zend_parse_parameters(ZEND_NUM_ARGS(), "l", &index) == FAILURE) {
176 RETURN_THROWS();
177 }
178
179 zval *id = ZEND_THIS;
180 dom_object *intern = Z_DOMOBJ_P(id);
181 dom_nnodemap_object *objmap = intern->ptr;
182 php_dom_nodelist_get_item_into_zval(objmap, index, return_value);
183 }
184 /* }}} end dom_nodelist_item */
185
ZEND_METHOD(DOMNodeList,getIterator)186 ZEND_METHOD(DOMNodeList, getIterator)
187 {
188 if (zend_parse_parameters_none() == FAILURE) {
189 return;
190 }
191
192 zend_create_internal_iterator_zval(return_value, ZEND_THIS);
193 }
194
195 #endif
196
