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: Marcus Boerger <helly@php.net> |
16: +----------------------------------------------------------------------+
17: */
18:
19: /* $Id: sxe.c,v 1.1.1.4 2014/06/15 20:03:55 misho Exp $ */
20:
21: #ifdef HAVE_CONFIG_H
22: # include "config.h"
23: #endif
24:
25: #include "php.h"
26: #include "php_ini.h"
27: #include "ext/standard/info.h"
28: #include "zend_interfaces.h"
29:
30: #include "ext/spl/php_spl.h"
31: #include "ext/spl/spl_iterators.h"
32: #include "sxe.h"
33:
34: zend_class_entry *ce_SimpleXMLIterator = NULL;
35: zend_class_entry *ce_SimpleXMLElement;
36:
37: #include "php_simplexml_exports.h"
38:
39: /* {{{ proto void SimpleXMLIterator::rewind()
40: Rewind to first element */
41: PHP_METHOD(ce_SimpleXMLIterator, rewind)
42: {
43: php_sxe_iterator iter;
44:
45: if (zend_parse_parameters_none() == FAILURE) {
46: return;
47: }
48:
49: iter.sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
50: ce_SimpleXMLElement->iterator_funcs.funcs->rewind((zend_object_iterator*)&iter TSRMLS_CC);
51: }
52: /* }}} */
53:
54: /* {{{ proto bool SimpleXMLIterator::valid()
55: Check whether iteration is valid */
56: PHP_METHOD(ce_SimpleXMLIterator, valid)
57: {
58: php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
59:
60: if (zend_parse_parameters_none() == FAILURE) {
61: return;
62: }
63:
64: RETURN_BOOL(sxe->iter.data);
65: }
66: /* }}} */
67:
68: /* {{{ proto SimpleXMLIterator SimpleXMLIterator::current()
69: Get current element */
70: PHP_METHOD(ce_SimpleXMLIterator, current)
71: {
72: php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
73:
74: if (zend_parse_parameters_none() == FAILURE) {
75: return;
76: }
77:
78: if (!sxe->iter.data) {
79: return; /* return NULL */
80: }
81:
82: RETURN_ZVAL(sxe->iter.data, 1, 0);
83: }
84: /* }}} */
85:
86: /* {{{ proto string SimpleXMLIterator::key()
87: Get name of current child element */
88: PHP_METHOD(ce_SimpleXMLIterator, key)
89: {
90: xmlNodePtr curnode;
91: php_sxe_object *intern;
92: php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
93:
94: if (zend_parse_parameters_none() == FAILURE) {
95: return;
96: }
97:
98: if (!sxe->iter.data) {
99: RETURN_FALSE;
100: }
101:
102: intern = (php_sxe_object *)zend_object_store_get_object(sxe->iter.data TSRMLS_CC);
103: if (intern != NULL && intern->node != NULL) {
104: curnode = (xmlNodePtr)((php_libxml_node_ptr *)intern->node)->node;
105: RETURN_STRINGL((char*)curnode->name, xmlStrlen(curnode->name), 1);
106: }
107:
108: RETURN_FALSE;
109: }
110: /* }}} */
111:
112: /* {{{ proto void SimpleXMLIterator::next()
113: Move to next element */
114: PHP_METHOD(ce_SimpleXMLIterator, next)
115: {
116: php_sxe_iterator iter;
117:
118: if (zend_parse_parameters_none() == FAILURE) {
119: return;
120: }
121:
122: iter.sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
123: ce_SimpleXMLElement->iterator_funcs.funcs->move_forward((zend_object_iterator*)&iter TSRMLS_CC);
124: }
125: /* }}} */
126:
127: /* {{{ proto bool SimpleXMLIterator::hasChildren()
128: Check whether element has children (elements) */
129: PHP_METHOD(ce_SimpleXMLIterator, hasChildren)
130: {
131: php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
132: php_sxe_object *child;
133: xmlNodePtr node;
134:
135: if (zend_parse_parameters_none() == FAILURE) {
136: return;
137: }
138:
139: if (!sxe->iter.data || sxe->iter.type == SXE_ITER_ATTRLIST) {
140: RETURN_FALSE;
141: }
142: child = php_sxe_fetch_object(sxe->iter.data TSRMLS_CC);
143:
144: GET_NODE(child, node);
145: if (node) {
146: node = node->children;
147: }
148: while (node && node->type != XML_ELEMENT_NODE) {
149: node = node->next;
150: }
151: RETURN_BOOL(node ? 1 : 0);
152: }
153: /* }}} */
154:
155: /* {{{ proto SimpleXMLIterator SimpleXMLIterator::getChildren()
156: Get child element iterator */
157: PHP_METHOD(ce_SimpleXMLIterator, getChildren)
158: {
159: php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
160:
161: if (zend_parse_parameters_none() == FAILURE) {
162: return;
163: }
164:
165: if (!sxe->iter.data || sxe->iter.type == SXE_ITER_ATTRLIST) {
166: return; /* return NULL */
167: }
168: RETURN_ZVAL(sxe->iter.data, 1, 0);
169: }
170:
171: /* {{{ arginfo */
172: ZEND_BEGIN_ARG_INFO(arginfo_simplexmliterator__void, 0)
173: ZEND_END_ARG_INFO()
174: /* }}} */
175:
176: static const zend_function_entry funcs_SimpleXMLIterator[] = {
177: PHP_ME(ce_SimpleXMLIterator, rewind, arginfo_simplexmliterator__void, ZEND_ACC_PUBLIC)
178: PHP_ME(ce_SimpleXMLIterator, valid, arginfo_simplexmliterator__void, ZEND_ACC_PUBLIC)
179: PHP_ME(ce_SimpleXMLIterator, current, arginfo_simplexmliterator__void, ZEND_ACC_PUBLIC)
180: PHP_ME(ce_SimpleXMLIterator, key, arginfo_simplexmliterator__void, ZEND_ACC_PUBLIC)
181: PHP_ME(ce_SimpleXMLIterator, next, arginfo_simplexmliterator__void, ZEND_ACC_PUBLIC)
182: PHP_ME(ce_SimpleXMLIterator, hasChildren, arginfo_simplexmliterator__void, ZEND_ACC_PUBLIC)
183: PHP_ME(ce_SimpleXMLIterator, getChildren, arginfo_simplexmliterator__void, ZEND_ACC_PUBLIC)
184: {NULL, NULL, NULL}
185: };
186: /* }}} */
187:
188: PHP_MINIT_FUNCTION(sxe) /* {{{ */
189: {
190: zend_class_entry **pce;
191: zend_class_entry sxi;
192:
193: if (zend_hash_find(CG(class_table), "simplexmlelement", sizeof("SimpleXMLElement"), (void **) &pce) == FAILURE) {
194: ce_SimpleXMLElement = NULL;
195: ce_SimpleXMLIterator = NULL;
196: return SUCCESS; /* SimpleXML must be initialized before */
197: }
198:
199: ce_SimpleXMLElement = *pce;
200:
201: INIT_CLASS_ENTRY_EX(sxi, "SimpleXMLIterator", strlen("SimpleXMLIterator"), funcs_SimpleXMLIterator);
202: ce_SimpleXMLIterator = zend_register_internal_class_ex(&sxi, ce_SimpleXMLElement, NULL TSRMLS_CC);
203: ce_SimpleXMLIterator->create_object = ce_SimpleXMLElement->create_object;
204:
205: zend_class_implements(ce_SimpleXMLIterator TSRMLS_CC, 1, spl_ce_RecursiveIterator);
206: zend_class_implements(ce_SimpleXMLIterator TSRMLS_CC, 1, spl_ce_Countable);
207:
208: return SUCCESS;
209: }
210: /* }}} */
211:
212: /*
213: * Local variables:
214: * tab-width: 4
215: * c-basic-offset: 4
216: * End:
217: * vim600: fdm=marker
218: * vim: noet sw=4 ts=4
219: */
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