php-src/ext/spl/spl_sxe.c
2007-12-31 07:17:19 +00:00

209 lines
6.0 KiB
C
Executable File

/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2008 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Marcus Boerger <helly@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "zend_interfaces.h"
#include "php_spl.h"
#include "spl_functions.h"
#include "spl_engine.h"
#include "spl_iterators.h"
#include "spl_sxe.h"
#include "spl_array.h"
zend_class_entry *spl_ce_SimpleXMLIterator = NULL;
zend_class_entry *spl_ce_SimpleXMLElement;
#if HAVE_LIBXML && HAVE_SIMPLEXML
#include "ext/simplexml/php_simplexml_exports.h"
/* {{{ proto void SimpleXMLIterator::rewind()
Rewind to first element */
SPL_METHOD(SimpleXMLIterator, rewind)
{
php_sxe_iterator iter;
iter.sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
spl_ce_SimpleXMLElement->iterator_funcs.funcs->rewind((zend_object_iterator*)&iter TSRMLS_CC);
}
/* }}} */
/* {{{ proto bool SimpleXMLIterator::valid()
Check whether iteration is valid */
SPL_METHOD(SimpleXMLIterator, valid)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
RETURN_BOOL(sxe->iter.data);
}
/* }}} */
/* {{{ proto SimpleXMLIterator SimpleXMLIterator::current()
Get current element */
SPL_METHOD(SimpleXMLIterator, current)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
if (!sxe->iter.data) {
return; /* return NULL */
}
RETURN_ZVAL(sxe->iter.data, 1, 0);
}
/* }}} */
/* {{{ proto string SimpleXMLIterator::key()
Get name of current child element */
SPL_METHOD(SimpleXMLIterator, key)
{
xmlNodePtr curnode;
php_sxe_object *intern;
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
if (!sxe->iter.data) {
RETURN_FALSE;
}
intern = (php_sxe_object *)zend_object_store_get_object(sxe->iter.data TSRMLS_CC);
if (intern != NULL && intern->node != NULL) {
curnode = (xmlNodePtr)((php_libxml_node_ptr *)intern->node)->node;
RETURN_STRINGL((char*)curnode->name, xmlStrlen(curnode->name), 1);
}
RETURN_FALSE;
}
/* }}} */
/* {{{ proto void SimpleXMLIterator::next()
Move to next element */
SPL_METHOD(SimpleXMLIterator, next)
{
php_sxe_iterator iter;
iter.sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
spl_ce_SimpleXMLElement->iterator_funcs.funcs->move_forward((zend_object_iterator*)&iter TSRMLS_CC);
}
/* }}} */
/* {{{ proto bool SimpleXMLIterator::hasChildren()
Check whether element has children (elements) */
SPL_METHOD(SimpleXMLIterator, hasChildren)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
php_sxe_object *child;
xmlNodePtr node;
if (!sxe->iter.data || sxe->iter.type == SXE_ITER_ATTRLIST) {
RETURN_FALSE;
}
child = php_sxe_fetch_object(sxe->iter.data TSRMLS_CC);
GET_NODE(child, node);
if (node) {
node = node->children;
}
while (node && node->type != XML_ELEMENT_NODE) {
node = node->next;
}
RETURN_BOOL(node ? 1 : 0);
}
/* }}} */
/* {{{ proto SimpleXMLIterator SimpleXMLIterator::getChildren()
Get child element iterator */
SPL_METHOD(SimpleXMLIterator, getChildren)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
if (!sxe->iter.data || sxe->iter.type == SXE_ITER_ATTRLIST) {
return; /* return NULL */
}
RETURN_ZVAL(sxe->iter.data, 1, 0);
}
/* {{{ proto int SimpleXMLIterator::count()
Get number of child elements */
SPL_METHOD(SimpleXMLIterator, count)
{
long count = 0;
Z_OBJ_HANDLER_P(getThis(), count_elements)(getThis(), &count TSRMLS_CC);
RETURN_LONG(count);
}
static const zend_function_entry spl_funcs_SimpleXMLIterator[] = {
SPL_ME(SimpleXMLIterator, rewind, NULL, ZEND_ACC_PUBLIC)
SPL_ME(SimpleXMLIterator, valid, NULL, ZEND_ACC_PUBLIC)
SPL_ME(SimpleXMLIterator, current, NULL, ZEND_ACC_PUBLIC)
SPL_ME(SimpleXMLIterator, key, NULL, ZEND_ACC_PUBLIC)
SPL_ME(SimpleXMLIterator, next, NULL, ZEND_ACC_PUBLIC)
SPL_ME(SimpleXMLIterator, hasChildren, NULL, ZEND_ACC_PUBLIC)
SPL_ME(SimpleXMLIterator, getChildren, NULL, ZEND_ACC_PUBLIC)
SPL_ME(SimpleXMLIterator, count, NULL, ZEND_ACC_PUBLIC)
{NULL, NULL, NULL}
};
/* }}} */
SPL_API PHP_MINIT_FUNCTION(spl_sxe) /* {{{ */
{
zend_class_entry **pce;
if (zend_hash_find(CG(class_table), "simplexmlelement", sizeof("SimpleXMLElement"), (void **) &pce) == FAILURE) {
spl_ce_SimpleXMLElement = NULL;
spl_ce_SimpleXMLIterator = NULL;
return SUCCESS; /* SimpleXML must be initialized before */
}
spl_ce_SimpleXMLElement = *pce;
REGISTER_SPL_SUB_CLASS_EX(SimpleXMLIterator, SimpleXMLElement, spl_ce_SimpleXMLElement->create_object, spl_funcs_SimpleXMLIterator);
REGISTER_SPL_IMPLEMENTS(SimpleXMLIterator, RecursiveIterator);
REGISTER_SPL_IMPLEMENTS(SimpleXMLIterator, Countable);
return SUCCESS;
}
/* }}} */
#else /* HAVE_LIBXML && HAVE_SIMPLEXML */
SPL_API PHP_MINIT_FUNCTION(spl_sxe) /* {{{ */
{
return SUCCESS;
}
#endif /* HAVE_LIBXML && HAVE_SIMPLEXML */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: fdm=marker
* vim: noet sw=4 ts=4
*/