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 "dom_properties.h"
26
27 /*
28 * class DOMText extends DOMCharacterData
29 *
30 * URL: https://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-1312295772
31 * Since:
32 */
33
34 /* {{{ */
PHP_METHOD(DOMText,__construct)35 PHP_METHOD(DOMText, __construct)
36 {
37 xmlNodePtr nodep = NULL, oldnode = NULL;
38 dom_object *intern;
39 char *value = NULL;
40 size_t value_len;
41
42 if (zend_parse_parameters(ZEND_NUM_ARGS(), "|s", &value, &value_len) == FAILURE) {
43 RETURN_THROWS();
44 }
45
46 nodep = xmlNewText(BAD_CAST value);
47
48 if (!nodep) {
49 php_dom_throw_error(INVALID_STATE_ERR, true);
50 RETURN_THROWS();
51 }
52
53 intern = Z_DOMOBJ_P(ZEND_THIS);
54 oldnode = dom_object_get_node(intern);
55 if (oldnode != NULL) {
56 php_libxml_node_decrement_resource((php_libxml_node_object *)intern);
57 }
58 php_libxml_increment_node_ptr((php_libxml_node_object *)intern, nodep, (void *)intern);
59 }
60 /* }}} end DOMText::__construct */
61
62 /* {{{ wholeText string
63 readonly=yes
64 URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-Text3-wholeText
65 Since: DOM Level 3
66 */
dom_text_whole_text_read(dom_object * obj,zval * retval)67 zend_result dom_text_whole_text_read(dom_object *obj, zval *retval)
68 {
69 DOM_PROP_NODE(xmlNodePtr, node, obj);
70
71 xmlChar *wholetext = NULL;
72
73 /* Find starting text node */
74 while (node->prev && ((node->prev->type == XML_TEXT_NODE) || (node->prev->type == XML_CDATA_SECTION_NODE))) {
75 node = node->prev;
76 }
77
78 /* concatenate all adjacent text and cdata nodes */
79 while (node && ((node->type == XML_TEXT_NODE) || (node->type == XML_CDATA_SECTION_NODE))) {
80 wholetext = xmlStrcat(wholetext, node->content);
81 node = node->next;
82 }
83
84 if (wholetext != NULL) {
85 ZVAL_STRING(retval, (char *) wholetext);
86 xmlFree(wholetext);
87 } else {
88 ZVAL_EMPTY_STRING(retval);
89 }
90
91 return SUCCESS;
92 }
93
94 /* }}} */
95
96 /* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-38853C1D
97 Modern spec URL: https://dom.spec.whatwg.org/#dom-text-splittext
98 Since:
99 */
PHP_METHOD(DOMText,splitText)100 PHP_METHOD(DOMText, splitText)
101 {
102 zval *id;
103 xmlChar *cur;
104 xmlChar *first;
105 xmlChar *second;
106 xmlNodePtr node;
107 xmlNodePtr nnode;
108 zend_long offset;
109 int length;
110 dom_object *intern;
111
112 id = ZEND_THIS;
113 if (zend_parse_parameters(ZEND_NUM_ARGS(), "l", &offset) == FAILURE) {
114 RETURN_THROWS();
115 }
116 DOM_GET_OBJ(node, id, xmlNodePtr, intern);
117
118 if (offset < 0) {
119 zend_argument_value_error(1, "must be greater than or equal to 0");
120 RETURN_THROWS();
121 }
122
123 cur = node->content;
124 if (cur == NULL) {
125 /* TODO: is this even possible? */
126 cur = BAD_CAST "";
127 }
128 length = xmlUTF8Strlen(cur);
129
130 if (ZEND_LONG_INT_OVFL(offset) || (int)offset > length) {
131 if (php_dom_follow_spec_intern(intern)) {
132 php_dom_throw_error(INDEX_SIZE_ERR, /* strict */ true);
133 }
134 RETURN_FALSE;
135 }
136
137 first = xmlUTF8Strndup(cur, (int)offset);
138 second = xmlUTF8Strsub(cur, (int)offset, (int)(length - offset));
139
140 xmlNodeSetContent(node, first);
141 nnode = xmlNewDocText(node->doc, second);
142
143 xmlFree(first);
144 xmlFree(second);
145
146 if (nnode == NULL) {
147 php_dom_throw_error(INVALID_STATE_ERR, /* strict */ true);
148 RETURN_THROWS();
149 }
150
151 if (node->parent != NULL) {
152 nnode->type = XML_ELEMENT_NODE;
153 xmlAddNextSibling(node, nnode);
154 nnode->type = XML_TEXT_NODE;
155 }
156
157 php_dom_create_object(nnode, return_value, intern);
158 }
159 /* }}} end dom_text_split_text */
160
161 /* {{{ URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-Text3-isWhitespaceInElementContent
162 Since: DOM Level 3
163 */
PHP_METHOD(DOMText,isWhitespaceInElementContent)164 PHP_METHOD(DOMText, isWhitespaceInElementContent)
165 {
166 zval *id;
167 xmlNodePtr node;
168 dom_object *intern;
169
170 id = ZEND_THIS;
171 if (zend_parse_parameters_none() == FAILURE) {
172 RETURN_THROWS();
173 }
174 DOM_GET_OBJ(node, id, xmlNodePtr, intern);
175
176 if (xmlIsBlankNode(node)) {
177 RETURN_TRUE;
178 } else {
179 RETURN_FALSE;
180 }
181 }
182 /* }}} end dom_text_is_whitespace_in_element_content */
183
184 #endif
185