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fd7b38d752
php-src/ext/simplexml/simplexml.c
Marcus Boerger fd7b38d752 Fix return value.
2003-11-29 18:16:03 +00:00

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/*
+----------------------------------------------------------------------+
| PHP Version 4 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2003 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.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. |
+----------------------------------------------------------------------+
| Author: Sterling Hughes <sterling@php.net> |
| Marcus Boerger <helly@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#if HAVE_LIBXML && HAVE_SIMPLEXML
#include "php_ini.h"
#include "ext/standard/info.h"
#include "php_simplexml.h"
#if HAVE_SPL
#include "ext/spl/spl_iterators.h"
#endif
zend_class_entry *sxe_class_entry;
#define SXE_ME(func, arg_info, flags) PHP_ME(simplexml_element, func, arg_info, flags)
#define SXE_METHOD(func) PHP_METHOD(simplexml_element, func)
#define SKIP_TEXT(__p) \
if ((__p)->type == XML_TEXT_NODE) { \
goto next_iter; \
}
static php_sxe_object *php_sxe_object_new(TSRMLS_D);
static zend_object_value php_sxe_register_object(php_sxe_object * TSRMLS_DC);
/* {{{ php_sxe_fetch_object()
*/
static inline php_sxe_object *
php_sxe_fetch_object(zval *object TSRMLS_DC)
{
return (php_sxe_object *) zend_object_store_get_object(object TSRMLS_CC);
}
/* }}} */
/* {{{ _node_as_zval()
*/
static void _node_as_zval(php_sxe_object *sxe, xmlNodePtr node, zval *value TSRMLS_DC)
{
php_sxe_object *subnode;
subnode = php_sxe_object_new(TSRMLS_C);
subnode->document = sxe->document;
subnode->document->refcount++;
subnode->nsmapptr = sxe->nsmapptr;
subnode->nsmapptr->refcount++;
php_libxml_increment_node_ptr((php_libxml_node_object *)subnode, node, NULL TSRMLS_CC);
value->type = IS_OBJECT;
value->value.obj = php_sxe_register_object(subnode TSRMLS_CC);
}
/* }}} */
#define APPEND_PREV_ELEMENT(__c, __v) \
if ((__c) == 1) { \
array_init(return_value); \
add_next_index_zval(return_value, __v); \
}
#define APPEND_CUR_ELEMENT(__c, __v) \
if (++(__c) > 1) { \
add_next_index_zval(return_value, __v); \
}
#define GET_NODE(__s, __n) { \
if ((__s)->node && (__s)->node->node) { \
__n = (__s)->node->node; \
} else { \
__n = NULL; \
php_error(E_WARNING, "Node no longer exists"); \
} \
}
/* {{{ match_ns()
*/
static inline int
match_ns(php_sxe_object *sxe, xmlNodePtr node, xmlChar *name)
{
xmlChar *prefix;
if (sxe->nsmapptr) {
prefix = xmlHashLookup(sxe->nsmapptr->nsmap, node->ns->href);
if (prefix == NULL) {
prefix = (xmlChar*)node->ns->prefix;
}
if (prefix == NULL) {
return 0;
}
if (!xmlStrcmp(prefix, name)) {
return 1;
}
}
return 0;
}
/* }}} */
/* {{{ sxe_prop_dim_read()
*/
static zval * sxe_prop_dim_read(zval *object, zval *member, zend_bool elements, zend_bool attribs, zend_bool silent TSRMLS_DC)
{
zval *return_value;
zval *value = NULL;
php_sxe_object *sxe;
char *name;
char *contents;
xmlNodePtr node;
xmlAttrPtr attr;
int counter = 0;
zval tmp_zv;
if (Z_TYPE_P(member) != IS_STRING) {
tmp_zv = *member;
zval_copy_ctor(&tmp_zv);
member = &tmp_zv;
convert_to_string(member);
}
MAKE_STD_ZVAL(return_value);
ZVAL_NULL(return_value);
name = Z_STRVAL_P(member);
sxe = php_sxe_fetch_object(object TSRMLS_CC);
GET_NODE(sxe, node);
if (node) {
if (attribs) {
attr = node->properties;
while (attr) {
if (!xmlStrcmp(attr->name, name)) {
APPEND_PREV_ELEMENT(counter, value);
MAKE_STD_ZVAL(value);
contents = xmlNodeListGetString((xmlDocPtr) sxe->document->ptr, attr->children, 1);
ZVAL_STRING(value, contents, 1);
if (contents) {
xmlFree(contents);
}
APPEND_CUR_ELEMENT(counter, value);
}
attr = attr->next;
}
}
if (elements) {
if (!sxe->node) {
php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, node, NULL TSRMLS_CC);
}
node = node->children;
while (node) {
SKIP_TEXT(node);
do if (node->ns) {
if (node->parent->ns) {
if (!xmlStrcmp(node->ns->href, node->parent->ns->href)) {
break;
}
}
if (match_ns(sxe, node, name)) {
APPEND_PREV_ELEMENT(counter, value);
MAKE_STD_ZVAL(value);
_node_as_zval(sxe, node->parent, value TSRMLS_CC);
APPEND_CUR_ELEMENT(counter, value);
goto next_iter;
}
} while (0);
if (!xmlStrcmp(node->name, name)) {
APPEND_PREV_ELEMENT(counter, value);
MAKE_STD_ZVAL(value);
_node_as_zval(sxe, node, value TSRMLS_CC);
APPEND_CUR_ELEMENT(counter, value);
}
next_iter:
node = node->next;
}
}
/* Only one value found */
if (counter == 1) {
SEPARATE_ZVAL(&value);
zval_dtor(return_value);
FREE_ZVAL(return_value);
return_value = value;
}
}
return_value->refcount = 0;
return_value->is_ref = 0;
if (member == &tmp_zv) {
zval_dtor(&tmp_zv);
}
return return_value;
}
/* }}} */
/* {{{ sxe_property_read()
*/
static zval * sxe_property_read(zval *object, zval *member, zend_bool silent TSRMLS_DC)
{
return sxe_prop_dim_read(object, member, 1, 0, silent TSRMLS_CC);
}
/* }}} */
/* {{{ sxe_dimension_read()
*/
static zval * sxe_dimension_read(zval *object, zval *offset TSRMLS_DC)
{
return sxe_prop_dim_read(object, offset, 0, 1, 0 TSRMLS_CC);
}
/* }}} */
/* {{{ change_node_zval()
*/
static void
change_node_zval(xmlNodePtr node, zval *value)
{
switch (Z_TYPE_P(value)) {
case IS_LONG:
case IS_BOOL:
case IS_DOUBLE:
case IS_NULL:
convert_to_string(value);
case IS_STRING:
xmlNodeSetContentLen(node, Z_STRVAL_P(value), Z_STRLEN_P(value));
break;
default:
php_error(E_WARNING, "It is not yet possible to assign complex types to attributes");
break;
}
}
/* }}} */
/* {{{ sxe_property_write()
*/
static void sxe_prop_dim_write(zval *object, zval *member, zval *value, zend_bool elements, zend_bool attribs TSRMLS_DC)
{
php_sxe_object *sxe;
char *name;
xmlNodePtr node;
xmlNodePtr newnode = NULL;
xmlNodePtr tempnode;
xmlAttrPtr attr = NULL;
int counter = 0;
int is_attr = 0;
zval tmp_zv;
if (Z_TYPE_P(member) != IS_STRING) {
tmp_zv = *member;
zval_copy_ctor(&tmp_zv);
member = &tmp_zv;
convert_to_string(member);
}
name = Z_STRVAL_P(member);
sxe = php_sxe_fetch_object(object TSRMLS_CC);
GET_NODE(sxe, node);
if (node) {
if (attribs) {
attr = node->properties;
while (attr) {
if (!xmlStrcmp(attr->name, name)) {
is_attr = 1;
++counter;
break;
}
attr = attr->next;
}
}
if (elements) {
node = node->children;
while (node) {
SKIP_TEXT(node);
if (!xmlStrcmp(node->name, name)) {
newnode = node;
++counter;
}
next_iter:
node = node->next;
}
}
if (counter == 1) {
if (is_attr) {
newnode = (xmlNodePtr) attr;
}
while ((tempnode = (xmlNodePtr) newnode->children)) {
xmlUnlinkNode(tempnode);
php_libxml_node_free_resource((xmlNodePtr) tempnode TSRMLS_CC);
}
change_node_zval(newnode, value);
} else if (counter > 1) {
php_error(E_WARNING, "Cannot assign to an array of nodes (duplicate subnodes or attr detected)\n");
} else {
php_error(E_WARNING, "Cannot create new atrribute\n");
}
}
if (member == &tmp_zv) {
zval_dtor(&tmp_zv);
}
}
/* }}} */
/* {{{ sxe_property_write()
*/
static void sxe_property_write(zval *object, zval *member, zval *value TSRMLS_DC)
{
sxe_prop_dim_write(object, member, value, 1, 0 TSRMLS_CC);
}
/* }}} */
/* {{{ sxe_dimension_write()
*/
static void sxe_dimension_write(zval *object, zval *offset, zval *value TSRMLS_DC)
{
sxe_prop_dim_write(object, offset, value, 0, 1 TSRMLS_CC);
}
/* }}} */
/* {{{ sxe_prop_dim_exists()
*/
static int sxe_prop_dim_exists(zval *object, zval *member, int check_empty, zend_bool elements, zend_bool attribs TSRMLS_DC)
{
php_sxe_object *sxe;
char *name;
xmlNodePtr node;
xmlAttrPtr attr = NULL;
sxe = php_sxe_fetch_object(object TSRMLS_CC);
name = Z_STRVAL_P(member);
GET_NODE(sxe, node);
if (node) {
if (attribs) {
attr = node->properties;
while (attr) {
if (!xmlStrcmp(attr->name, name)) {
return 1;
}
attr = attr->next;
}
}
if (elements) {
node = node->children;
while (node) {
SKIP_TEXT(node);
if (!xmlStrcmp(node->name, name)) {
return 1;
}
next_iter:
node = node->next;
}
}
}
return 0;
}
/* }}} */
/* {{{ sxe_property_exists()
*/
static int sxe_property_exists(zval *object, zval *member, int check_empty TSRMLS_DC)
{
return sxe_prop_dim_exists(object, member, check_empty, 1, 0 TSRMLS_CC);
}
/* }}} */
/* {{{ sxe_property_exists()
*/
static int sxe_dimension_exists(zval *object, zval *member, int check_empty TSRMLS_DC)
{
return sxe_prop_dim_exists(object, member, check_empty, 0, 1 TSRMLS_CC);
}
/* }}} */
/* {{{ sxe_prop_dim_delete()
*/
static void sxe_prop_dim_delete(zval *object, zval *member, zend_bool elements, zend_bool attribs TSRMLS_DC)
{
php_sxe_object *sxe;
xmlNodePtr node;
xmlNodePtr nnext;
xmlAttrPtr attr;
xmlAttrPtr anext;
zval tmp_zv;
if (Z_TYPE_P(member) != IS_STRING) {
tmp_zv = *member;
zval_copy_ctor(&tmp_zv);
member = &tmp_zv;
convert_to_string(member);
}
sxe = php_sxe_fetch_object(object TSRMLS_CC);
GET_NODE(sxe, node);
if (node) {
if (attribs) {
attr = node->properties;
while (attr) {
anext = attr->next;
if (!xmlStrcmp(attr->name, Z_STRVAL_P(member))) {
xmlUnlinkNode((xmlNodePtr) attr);
xmlFreeProp(attr);
}
attr = anext;
}
}
if (elements) {
node = node->children;
while (node) {
nnext = node->next;
SKIP_TEXT(node);
if (!xmlStrcmp(node->name, Z_STRVAL_P(member))) {
xmlUnlinkNode(node);
xmlFreeNode(node);
}
next_iter:
node = nnext;
}
}
}
if (member == &tmp_zv) {
zval_dtor(&tmp_zv);
}
}
/* }}} */
/* {{{ sxe_property_delete()
*/
static void sxe_property_delete(zval *object, zval *member TSRMLS_DC)
{
sxe_prop_dim_delete(object, member, 1, 0 TSRMLS_CC);
}
/* }}} */
/* {{{ sxe_dimension_unset()
*/
static void sxe_dimension_delete(zval *object, zval *offset TSRMLS_DC)
{
sxe_prop_dim_delete(object, offset, 0, 1 TSRMLS_CC);
}
/* }}} */
/* {{{ _get_base_node_value()
*/
static void
_get_base_node_value(php_sxe_object *sxe_ref, xmlNodePtr node, zval **value TSRMLS_DC)
{
php_sxe_object *subnode;
xmlChar *contents;
MAKE_STD_ZVAL(*value);
if (node->children && node->children->type == XML_TEXT_NODE && !xmlIsBlankNode(node->children)) {
contents = xmlNodeListGetString(node->doc, node->children, 1);
if (contents) {
ZVAL_STRING(*value, contents, 1);
xmlFree(contents);
}
} else {
subnode = php_sxe_object_new(TSRMLS_C);
subnode->document = sxe_ref->document;
subnode->document->refcount++;
subnode->nsmapptr = sxe_ref->nsmapptr;
subnode->nsmapptr->refcount++;
php_libxml_increment_node_ptr((php_libxml_node_object *)subnode, node, NULL TSRMLS_CC);
(*value)->type = IS_OBJECT;
(*value)->value.obj = php_sxe_register_object(subnode TSRMLS_CC);
/*zval_add_ref(value);*/
}
}
/* }}} */
/* {{{ sxe_properties_get()
*/
static HashTable *
sxe_properties_get(zval *object TSRMLS_DC)
{
zval **data_ptr;
zval *value;
zval *newptr;
HashTable *rv;
php_sxe_object *sxe;
char *name;
xmlNodePtr node;
ulong h;
int namelen;
sxe = php_sxe_fetch_object(object TSRMLS_CC);
if (sxe->properties) {
zend_hash_clean(sxe->properties);
rv = sxe->properties;
} else {
ALLOC_HASHTABLE(rv);
zend_hash_init(rv, 0, NULL, ZVAL_PTR_DTOR, 0);
sxe->properties = rv;
}
GET_NODE(sxe, node);
if (node) {
node = node->children;
while (node) {
SKIP_TEXT(node);
name = (char *) node->name;
if (!name) {
goto next_iter;
} else {
namelen = xmlStrlen(node->name) + 1;
}
_get_base_node_value(sxe, node, &value TSRMLS_CC);
h = zend_hash_func(name, namelen);
if (zend_hash_quick_find(rv, name, namelen, h, (void **) &data_ptr) == SUCCESS) {
if (Z_TYPE_PP(data_ptr) == IS_ARRAY) {
zend_hash_next_index_insert(Z_ARRVAL_PP(data_ptr), &value, sizeof(zval *), NULL);
} else {
MAKE_STD_ZVAL(newptr);
array_init(newptr);
zval_add_ref(data_ptr);
zend_hash_next_index_insert(Z_ARRVAL_P(newptr), data_ptr, sizeof(zval *), NULL);
zend_hash_next_index_insert(Z_ARRVAL_P(newptr), &value, sizeof(zval *), NULL);
zend_hash_quick_update(rv, name, namelen, h, &newptr, sizeof(zval *), NULL);
}
} else {
zend_hash_quick_update(rv, name, namelen, h, &value, sizeof(zval *), NULL);
}
next_iter:
node = node->next;
}
}
return rv;
}
/* }}} */
/* {{{ sxe_objects_compare()
*/
static int
sxe_objects_compare(zval *object1, zval *object2 TSRMLS_DC)
{
php_sxe_object *sxe1;
php_sxe_object *sxe2;
sxe1 = php_sxe_fetch_object(object1 TSRMLS_CC);
sxe2 = php_sxe_fetch_object(object2 TSRMLS_CC);
if (sxe1->node == NULL) {
if (sxe2->node) {
return 1;
} else if (sxe1->document->ptr == sxe2->document->ptr) {
return 0;
}
} else {
return !(sxe1->node == sxe2->node);
}
return 1;
}
/* }}} */
/* {{{ sxe_constructor_get()
*/
static union _zend_function *
sxe_constructor_get(zval *object TSRMLS_DC)
{
return NULL;
}
/* }}} */
/* {{{ sxe_method_get()
*/
static union _zend_function *
sxe_method_get(zval *object, char *name, int len TSRMLS_DC)
{
zend_internal_function *f;
f = emalloc(sizeof(zend_internal_function));
f->type = ZEND_OVERLOADED_FUNCTION_TEMPORARY;
f->arg_info = NULL;
f->num_args = 0;
f->scope = sxe_class_entry;
f->fn_flags = 0;
f->function_name = estrndup(name, len);
return (union _zend_function *) f;
}
/* }}} */
/* {{{ simplexml_ce_xpath_register_ns()
*/
static void
simplexml_ce_xpath_register_ns(char *prefix, xmlXPathContext *xpath, char *href)
{
xmlXPathRegisterNs(xpath, prefix, href);
}
/* }}} */
/* {{{ xsearch()
*/
SXE_METHOD(xsearch)
{
php_sxe_object *sxe;
zval *value;
char *query;
int query_len;
int i;
int nsnbr = 0;
xmlNsPtr *ns = NULL;
xmlXPathObjectPtr retval;
xmlNodeSetPtr result;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &query, &query_len) == FAILURE) {
return;
}
sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
if (!sxe->xpath) {
sxe->xpath = xmlXPathNewContext((xmlDocPtr) sxe->document->ptr);
}
if (!sxe->node) {
php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, xmlDocGetRootElement((xmlDocPtr) sxe->document->ptr), NULL TSRMLS_CC);
}
sxe->xpath->node = sxe->node->node;
ns = xmlGetNsList((xmlDocPtr) sxe->document->ptr, (xmlNodePtr) sxe->node->node);
if (ns != NULL) {
while (ns[nsnbr] != NULL) {
nsnbr++;
}
}
sxe->xpath->namespaces = ns;
sxe->xpath->nsNr = nsnbr;
/* Register namespaces added in simplexml_cs_register_ns() */
xmlHashScan((xmlHashTablePtr) sxe->nsmapptr->nsmap, (xmlHashScanner) simplexml_ce_xpath_register_ns, sxe->xpath);
retval = xmlXPathEval(query, sxe->xpath);
/* Cleanup registered namespaces added in simplexml_cs_register_ns() */
xmlXPathRegisteredNsCleanup(sxe->xpath);
if (ns != NULL) {
xmlFree(ns);
sxe->xpath->namespaces = NULL;
sxe->xpath->nsNr = 0;
}
if (!retval) {
RETURN_FALSE;
}
result = retval->nodesetval;
if (!result) {
xmlXPathFreeObject(retval);
RETURN_FALSE;
}
array_init(return_value);
for (i = 0; i < result->nodeNr; ++i) {
MAKE_STD_ZVAL(value);
/**
* Detect the case where the last selector is text(), simplexml
* always accesses the text() child by default, therefore we assign
* to the parent node.
*/
if (result->nodeTab[i]->type == XML_TEXT_NODE) {
_node_as_zval(sxe, result->nodeTab[i]->parent, value TSRMLS_CC);
} else {
_node_as_zval(sxe, result->nodeTab[i], value TSRMLS_CC);
}
add_next_index_zval(return_value, value);
}
xmlXPathFreeObject(retval);
}
/* }}} */
#define SCHEMA_FILE 0
#define SCHEMA_BLOB 1
#define SCHEMA_OBJECT 2
#ifdef LIBXML_SCHEMAS_ENABLED
/* {{{ simplexml_ce_schema_validate_file()
*/
static void
simplexml_ce_schema_validate(INTERNAL_FUNCTION_PARAMETERS, int type)
{
php_sxe_object *sxe;
zval **source;
xmlSchemaParserCtxtPtr parser;
xmlSchemaPtr sptr;
xmlSchemaValidCtxtPtr vptr;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Z", &source) == FAILURE) {
return;
}
sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
switch (type) {
case SCHEMA_FILE:
convert_to_string_ex(source);
parser = xmlSchemaNewParserCtxt(Z_STRVAL_PP(source));
if (parser == NULL) {
php_error_docref1(NULL TSRMLS_CC, Z_STRVAL_PP(source), E_WARNING, "Unable to load XML Schema file");
RETURN_FALSE;
}
sptr = xmlSchemaParse(parser);
break;
case SCHEMA_BLOB:
convert_to_string_ex(source);
parser = xmlSchemaNewMemParserCtxt(Z_STRVAL_PP(source), Z_STRLEN_PP(source));
sptr = xmlSchemaParse(parser);
break;
default:
parser = NULL;
sptr = NULL;
}
if (sptr == NULL) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Malformed XML Schema");
xmlSchemaFreeParserCtxt(parser);
RETURN_FALSE;
}
vptr = xmlSchemaNewValidCtxt(sptr);
if (vptr == NULL) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to create XML Schema validation context");
xmlSchemaFree(sptr);
xmlSchemaFreeParserCtxt(parser);
RETURN_FALSE;
}
switch (xmlSchemaValidateDoc(vptr, (xmlDocPtr) sxe->document->ptr)) {
case 0: /* validated */
RETVAL_TRUE;
break;
case -1: /* internal error */
RETVAL_FALSE;
break;
default: /* error */
RETVAL_FALSE;
break;
}
xmlSchemaFree(sptr);
xmlSchemaFreeValidCtxt(vptr);
xmlSchemaFreeParserCtxt(parser);
}
/* }}} */
/* {{{ validate_schema_file
*/
SXE_METHOD(validate_schema_file)
{
simplexml_ce_schema_validate(INTERNAL_FUNCTION_PARAM_PASSTHRU, SCHEMA_FILE);
}
/* }}} */
/* {{{ validate_schema_buffer
*/
SXE_METHOD(validate_schema_buffer)
{
simplexml_ce_schema_validate(INTERNAL_FUNCTION_PARAM_PASSTHRU, SCHEMA_BLOB);
}
/* }}} */
#endif
/* {{{ simplexml_ce_register_ns()
*/
SXE_METHOD(register_ns)
{
php_sxe_object *sxe;
char *nsname;
char *nsvalue;
int nsname_len;
int nsvalue_len;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &nsname, &nsname_len, &nsvalue, &nsvalue_len) == FAILURE) {
return;
}
sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
xmlHashAddEntry(sxe->nsmapptr->nsmap, nsvalue, xmlStrdup(nsname));
}
/* }}} */
/* {{{ simplexml_ce_to_xml_string()
*/
SXE_METHOD(to_xml_string)
{
php_sxe_object *sxe;
xmlChar *strval;
if (ZEND_NUM_ARGS() != 0) {
RETURN_FALSE;
}
sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
xmlDocDumpMemory((xmlDocPtr) sxe->document->ptr, &strval, &Z_STRLEN_P(return_value));
Z_STRVAL_P(return_value) = estrndup(strval, Z_STRLEN_P(return_value));
xmlFree(strval);
Z_TYPE_P(return_value) = IS_STRING;
}
/* }}} */
/* {{{ simplexml_ce_to_xml_file()
*/
SXE_METHOD(to_xml_file)
{
php_sxe_object *sxe;
char *filename;
int filename_len;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &filename, &filename_len) == FAILURE) {
return;
}
sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
xmlSaveFile(filename, (xmlDocPtr) sxe->document->ptr);
RETURN_TRUE;
}
/* }}} */
/* {{{ cast_object()
*/
static int
cast_object(zval *object, int type, char *contents TSRMLS_DC)
{
if (contents) {
ZVAL_STRINGL(object, contents, strlen(contents), 1);
} else {
ZVAL_NULL(object);
}
object->refcount = 1;
object->is_ref = 0;
switch (type) {
case IS_STRING:
convert_to_string(object);
break;
case IS_BOOL:
convert_to_boolean(object);
break;
case IS_LONG:
convert_to_long(object);
break;
case IS_DOUBLE:
convert_to_double(object);
break;
default:
return FAILURE;
}
return SUCCESS;
}
/* }}} */
/* {{{ sxe_object_cast()
*/
static int
sxe_object_cast(zval *readobj, zval *writeobj, int type, int should_free TSRMLS_DC)
{
php_sxe_object *sxe;
char *contents = NULL;
zval free_obj;
int rv;
sxe = php_sxe_fetch_object(readobj TSRMLS_CC);
if (should_free) {
free_obj = *writeobj;
}
if (!sxe->node) {
if (sxe->document) {
php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, xmlDocGetRootElement((xmlDocPtr) sxe->document->ptr), NULL TSRMLS_CC);
}
}
if (sxe->node && sxe->node->node) {
if (sxe->node->node->children) {
contents = xmlNodeListGetString((xmlDocPtr) sxe->document->ptr, sxe->node->node->children, 1);
}
}
rv = cast_object(writeobj, type, contents TSRMLS_CC);
if (contents) {
xmlFree(contents);
}
if (should_free) {
zval_dtor(&free_obj);
}
return rv;
}
/* }}} */
/* {{{ sxe_object_set()
*/
static void
sxe_object_set(zval **property, zval *value TSRMLS_DC)
{
/* XXX: TODO
* This call is not yet implemented in the engine
* so leave it blank for now.
*/
}
/* }}} */
/* {{{ sxe_object_get()
*/
static zval *
sxe_object_get(zval *property TSRMLS_DC)
{
/* XXX: TODO
* This call is not yet implemented in the engine
* so leave it blank for now.
*/
return NULL;
}
/* }}} */
static zend_object_handlers sxe_object_handlers = {
ZEND_OBJECTS_STORE_HANDLERS,
sxe_property_read,
sxe_property_write,
sxe_dimension_read,
sxe_dimension_write,
NULL,
sxe_object_get,
sxe_object_set,
sxe_property_exists,
sxe_property_delete,
sxe_dimension_exists,
sxe_dimension_delete,
sxe_properties_get,
sxe_method_get,
NULL, /* zend_get_std_object_handlers()->get_method,*/
sxe_constructor_get,
NULL, /* zend_get_std_object_handlers()->get_class_entry,*/
NULL, /* zend_get_std_object_handlers()->get_class_name,*/
sxe_objects_compare,
sxe_object_cast
};
/* {{{ sxe_object_clone()
*/
static void
sxe_object_clone(void *object, void **clone_ptr TSRMLS_DC)
{
php_sxe_object *sxe = (php_sxe_object *) object;
php_sxe_object *clone;
xmlNodePtr nodep = NULL;
xmlDocPtr docp = NULL;
clone = php_sxe_object_new(TSRMLS_C);
clone->document = sxe->document;
if (clone->document) {
clone->document->refcount++;
docp = clone->document->ptr;
}
if (sxe->node) {
nodep = xmlDocCopyNode(sxe->node->node, docp, 1);
}
clone->nsmapptr = emalloc(sizeof(simplexml_nsmap));
clone->nsmapptr->nsmap = xmlHashCreate(10);
clone->nsmapptr->refcount = 1;
php_libxml_increment_node_ptr((php_libxml_node_object *)clone, nodep, NULL TSRMLS_CC);
*clone_ptr = (void *) clone;
}
/* }}} */
/* {{{ _free_ns_entry()
*/
static void
_free_ns_entry(void *p, xmlChar *data)
{
xmlFree(p);
}
/* }}} */
/* {{{ sxe_object_dtor()
*/
static void sxe_object_dtor(void *object, zend_object_handle handle TSRMLS_DC)
{
php_sxe_object *sxe;
sxe = (php_sxe_object *) object;
zend_hash_destroy(sxe->zo.properties);
FREE_HASHTABLE(sxe->zo.properties);
if (sxe->iter.data) {
zval_ptr_dtor(&sxe->iter.data);
}
php_libxml_node_decrement_resource((php_libxml_node_object *)sxe TSRMLS_CC);
if (--sxe->nsmapptr->refcount == 0) {
xmlHashFree(sxe->nsmapptr->nsmap, _free_ns_entry);
efree(sxe->nsmapptr);
}
if (sxe->xpath) {
xmlXPathFreeContext(sxe->xpath);
}
if (sxe->properties) {
zend_hash_destroy(sxe->properties);
FREE_HASHTABLE(sxe->properties);
}
efree(object);
}
/* }}} */
/* {{{ php_sxe_object_new()
*/
static php_sxe_object* php_sxe_object_new(TSRMLS_D)
{
php_sxe_object *intern;
intern = ecalloc(1, sizeof(php_sxe_object));
intern->zo.ce = sxe_class_entry;
ALLOC_HASHTABLE(intern->zo.properties);
zend_hash_init(intern->zo.properties, 0, NULL, ZVAL_PTR_DTOR, 0);
return intern;
}
/* }}} */
/* {{{ php_sxe_register_object
*/
static zend_object_value
php_sxe_register_object(php_sxe_object *intern TSRMLS_DC)
{
zend_object_value rv;
rv.handle = zend_objects_store_put(intern, sxe_object_dtor, sxe_object_clone TSRMLS_CC);
rv.handlers = (zend_object_handlers *) &sxe_object_handlers;
return rv;
}
/* }}} */
/* {{{ sxe_object_new()
*/
static zend_object_value
sxe_object_new(zend_class_entry *ce TSRMLS_DC)
{
php_sxe_object *intern;
intern = php_sxe_object_new(TSRMLS_C);
return php_sxe_register_object(intern TSRMLS_CC);
}
/* }}} */
/* {{{ proto simplemxml_element simplexml_load_file(string filename)
Load a filename and return a simplexml_element object to allow for processing */
PHP_FUNCTION(simplexml_load_file)
{
php_sxe_object *sxe;
char *filename;
int filename_len;
xmlDocPtr docp;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &filename, &filename_len) == FAILURE) {
return;
}
docp = xmlParseFile(filename);
if (! docp) {
RETURN_FALSE;
}
sxe = php_sxe_object_new(TSRMLS_C);
php_libxml_increment_doc_ref((php_libxml_node_object *)sxe, docp TSRMLS_CC);
sxe->nsmapptr = emalloc(sizeof(simplexml_nsmap));
sxe->nsmapptr->nsmap = xmlHashCreate(10);
sxe->nsmapptr->refcount = 1;
php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, xmlDocGetRootElement(docp), NULL TSRMLS_CC);
return_value->type = IS_OBJECT;
return_value->value.obj = php_sxe_register_object(sxe TSRMLS_CC);
}
/* }}} */
/* {{{ proto simplemxml_element simplexml_load_string(string data)
Load a string and return a simplexml_element object to allow for processing */
PHP_FUNCTION(simplexml_load_string)
{
php_sxe_object *sxe;
char *data;
int data_len;
xmlDocPtr docp;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &data, &data_len) == FAILURE) {
return;
}
docp = xmlParseMemory(data, data_len);
if (! docp) {
RETURN_FALSE;
}
sxe = php_sxe_object_new(TSRMLS_C);
php_libxml_increment_doc_ref((php_libxml_node_object *)sxe, docp TSRMLS_CC);
sxe->nsmapptr = emalloc(sizeof(simplexml_nsmap));
sxe->nsmapptr->nsmap = xmlHashCreate(10);
sxe->nsmapptr->refcount = 1;
php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, xmlDocGetRootElement(docp), NULL TSRMLS_CC);
return_value->type = IS_OBJECT;
return_value->value.obj = php_sxe_register_object(sxe TSRMLS_CC);
}
/* }}} */
typedef struct {
zend_object_iterator intern;
php_sxe_object *sxe;
} php_sxe_iterator;
static void php_sxe_iterator_dtor(zend_object_iterator *iter TSRMLS_DC);
static int php_sxe_iterator_has_more(zend_object_iterator *iter TSRMLS_DC);
static void php_sxe_iterator_current_data(zend_object_iterator *iter, zval ***data TSRMLS_DC);
static int php_sxe_iterator_current_key(zend_object_iterator *iter, char **str_key, uint *str_key_len, ulong *int_key TSRMLS_DC);
static void php_sxe_iterator_move_forward(zend_object_iterator *iter TSRMLS_DC);
static void php_sxe_iterator_rewind(zend_object_iterator *iter TSRMLS_DC);
zend_object_iterator_funcs php_sxe_iterator_funcs = {
php_sxe_iterator_dtor,
php_sxe_iterator_has_more,
php_sxe_iterator_current_data,
php_sxe_iterator_current_key,
php_sxe_iterator_move_forward,
php_sxe_iterator_rewind,
};
static void php_sxe_iterator_current(php_sxe_object *sxe TSRMLS_DC)
{
xmlNodePtr node;
if (sxe->iter.data) {
zval_ptr_dtor(&sxe->iter.data);
}
ALLOC_INIT_ZVAL(sxe->iter.data);
while (sxe->iter.node) {
node = sxe->iter.node;
SKIP_TEXT(node);
do if (node->ns) {
if (node->parent->ns) {
if (!xmlStrcmp(node->ns->href, node->parent->ns->href)) {
break;
}
}
} while (0);
if (!sxe->iter.node->name) {
goto next_iter;
} else {
sxe->iter.namelen = xmlStrlen(node->name)+1;
sxe->iter.name = (char *) node->name;
_node_as_zval(sxe, node, sxe->iter.data TSRMLS_CC);
}
break;
next_iter:
sxe->iter.node = sxe->iter.node->next;
}
}
zend_object_iterator *php_sxe_get_iterator(zend_class_entry *ce, zval *object TSRMLS_DC)
{
php_sxe_iterator *iterator = emalloc(sizeof(php_sxe_iterator));
object->refcount++;
iterator->intern.data = (void*)object;
iterator->intern.funcs = &php_sxe_iterator_funcs;
iterator->sxe = php_sxe_fetch_object(object TSRMLS_CC);
return (zend_object_iterator*)iterator;
}
static void php_sxe_iterator_dtor(zend_object_iterator *iter TSRMLS_DC)
{
php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
zval_ptr_dtor((zval**)&iterator->intern.data);
efree(iterator);
}
static int php_sxe_iterator_has_more(zend_object_iterator *iter TSRMLS_DC)
{
php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
return iterator->sxe->iter.node ? SUCCESS : FAILURE;
}
static void php_sxe_iterator_current_data(zend_object_iterator *iter, zval ***data TSRMLS_DC)
{
php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
*data = &iterator->sxe->iter.data;
}
static int php_sxe_iterator_current_key(zend_object_iterator *iter, char **str_key, uint *str_key_len, ulong *int_key TSRMLS_DC)
{
php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
*str_key = estrndup(iterator->sxe->iter.name, iterator->sxe->iter.namelen-1);
*str_key_len = iterator->sxe->iter.namelen;
return HASH_KEY_IS_STRING;
}
static void php_sxe_iterator_move_forward(zend_object_iterator *iter TSRMLS_DC)
{
php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
if (iterator->sxe->iter.node) {
iterator->sxe->iter.node = iterator->sxe->iter.node->next;
}
php_sxe_iterator_current(iterator->sxe TSRMLS_CC);
}
static void php_sxe_iterator_rewind(zend_object_iterator *iter TSRMLS_DC)
{
php_sxe_iterator *iterator = (php_sxe_iterator *)iter;
GET_NODE(iterator->sxe, iterator->sxe->iter.node);
if (iterator->sxe->iter.node) {
iterator->sxe->iter.node = iterator->sxe->iter.node->children;
}
php_sxe_iterator_current(iterator->sxe TSRMLS_CC);
}
/* {{{ rewind()
*/
SXE_METHOD(rewind)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
GET_NODE(sxe, sxe->iter.node);
if (sxe->iter.node) {
sxe->iter.node = sxe->iter.node->children;
}
php_sxe_iterator_current(sxe TSRMLS_CC);
}
/* }}} */
/* {{{ hasMore()
*/
SXE_METHOD(hasMore)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
RETURN_BOOL(sxe->iter.node);
}
/* }}} */
/* {{{ curent()
*/
SXE_METHOD(current)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
RETURN_ZVAL(sxe->iter.data, 1, 0);
}
/* }}} */
/* {{{ key()
*/
SXE_METHOD(key)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
RETURN_STRINGL(sxe->iter.name, sxe->iter.namelen-1, 1);
}
/* }}} */
/* {{{ next()
*/
SXE_METHOD(next)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
if (sxe->iter.node) {
sxe->iter.node = sxe->iter.node->next;
}
php_sxe_iterator_current(sxe TSRMLS_CC);
}
/* }}} */
/* {{{ hasChildren()
*/
SXE_METHOD(hasChildren)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
php_sxe_object *child = php_sxe_fetch_object(sxe->iter.data TSRMLS_CC);
xmlNodePtr node;
GET_NODE(child, node);
if (node) {
node = node->children;
}
while (node) {
SKIP_TEXT(node);
do if (node->ns) {
if (node->parent->ns) {
if (!xmlStrcmp(node->ns->href, node->parent->ns->href)) {
break;
}
}
} while (0);
if (node->type == XML_ELEMENT_NODE) {
break;
}
next_iter:
node = node->next;
}
RETURN_BOOL(node ? 1 : 0);
}
/* }}} */
/* {{{ getChildren()
*/
SXE_METHOD(getChildren)
{
php_sxe_object *sxe = php_sxe_fetch_object(getThis() TSRMLS_CC);
return_value->type = IS_OBJECT;
return_value->value.obj = zend_objects_store_clone_obj(sxe->iter.data TSRMLS_CC);
}
/* }}} */
/* {{{ proto simplemxml_element simplexml_import_dom(domNode node)
Get a simplexml_element object from dom to allow for processing */
PHP_FUNCTION(simplexml_import_dom)
{
#ifdef HAVE_DOM
php_sxe_object *sxe;
zval *node;
php_libxml_node_object *object;
xmlNodePtr nodep = NULL;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "o", &node) == FAILURE) {
return;
}
object = (php_libxml_node_object *)zend_object_store_get_object(node TSRMLS_CC);
if (object->node && object->node->node) {
nodep = object->node->node;
if (nodep->doc == NULL) {
php_error(E_WARNING, "Imported Node must have associated Document");
RETURN_NULL();
}
if (nodep->type == XML_DOCUMENT_NODE || nodep->type == XML_HTML_DOCUMENT_NODE) {
nodep = xmlDocGetRootElement((xmlDocPtr) nodep);
}
}
if (nodep && nodep->type == XML_ELEMENT_NODE) {
sxe = php_sxe_object_new(TSRMLS_C);
sxe->document = object->document;
php_libxml_increment_doc_ref((php_libxml_node_object *)sxe, nodep->doc TSRMLS_CC);
sxe->nsmapptr = emalloc(sizeof(simplexml_nsmap));
sxe->nsmapptr->nsmap = xmlHashCreate(10);
sxe->nsmapptr->refcount = 1;
php_libxml_increment_node_ptr((php_libxml_node_object *)sxe, nodep, NULL TSRMLS_CC);
return_value->type = IS_OBJECT;
return_value->value.obj = php_sxe_register_object(sxe TSRMLS_CC);
} else {
php_error(E_WARNING, "Invalid Nodetype to import");
RETVAL_NULL();
}
#else
php_error(E_WARNING, "DOM support is not enabled");
return;
#endif
}
/* }}} */
function_entry simplexml_functions[] = {
PHP_FE(simplexml_load_file, NULL)
PHP_FE(simplexml_load_string, NULL)
PHP_FE(simplexml_import_dom, NULL)
{NULL, NULL, NULL}
};
zend_module_entry simplexml_module_entry = {
STANDARD_MODULE_HEADER,
"simplexml",
simplexml_functions,
PHP_MINIT(simplexml),
PHP_MSHUTDOWN(simplexml),
PHP_RINIT(simplexml),
PHP_RSHUTDOWN(simplexml),
PHP_MINFO(simplexml),
"0.1",
STANDARD_MODULE_PROPERTIES
};
#ifdef COMPILE_DL_SIMPLEXML
ZEND_GET_MODULE(simplexml)
#endif
/* the method table */
/* each method can have its own parameters and visibility */
static zend_function_entry sxe_functions[] = {
SXE_ME(register_ns, NULL, ZEND_ACC_PUBLIC)
SXE_ME(to_xml_file, NULL, ZEND_ACC_PUBLIC)
SXE_ME(to_xml_string, NULL, ZEND_ACC_PUBLIC)
#ifdef LIBXML_SCHEMAS_ENABLED
SXE_ME(validate_schema_buffer, NULL, ZEND_ACC_PUBLIC)
SXE_ME(validate_schema_file, NULL, ZEND_ACC_PUBLIC)
#endif
SXE_ME(xsearch, NULL, ZEND_ACC_PUBLIC)
SXE_ME(rewind, NULL, ZEND_ACC_PUBLIC)
SXE_ME(hasMore, NULL, ZEND_ACC_PUBLIC)
SXE_ME(current, NULL, ZEND_ACC_PUBLIC)
SXE_ME(key, NULL, ZEND_ACC_PUBLIC)
SXE_ME(next, NULL, ZEND_ACC_PUBLIC)
SXE_ME(hasChildren, NULL, ZEND_ACC_PUBLIC)
SXE_ME(getChildren, NULL, ZEND_ACC_PUBLIC)
{NULL, NULL, NULL}
};
/* {{{ PHP_MINIT_FUNCTION(simplexml)
*/
PHP_MINIT_FUNCTION(simplexml)
{
zend_class_entry sxe;
INIT_CLASS_ENTRY(sxe, "simplexml_element", sxe_functions);
sxe.create_object = sxe_object_new;
sxe_class_entry = zend_register_internal_class(&sxe TSRMLS_CC);
#if HAVE_SPL
zend_class_implements(sxe_class_entry TSRMLS_CC, 1, spl_ce_RecursiveIterator);
#endif
sxe_class_entry->get_iterator = php_sxe_get_iterator;
sxe_object_handlers.get_method = zend_get_std_object_handlers()->get_method;
sxe_object_handlers.get_class_entry = zend_get_std_object_handlers()->get_class_entry;
sxe_object_handlers.get_class_name = zend_get_std_object_handlers()->get_class_name;
php_libxml_initialize();
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MSHUTDOWN_FUNCTION(simplexml)
*/
PHP_MSHUTDOWN_FUNCTION(simplexml)
{
php_libxml_shutdown();
return SUCCESS;
}
/* }}} */
/* {{{ PHP_RINIT_FUNCTION(simplexml)
*/
PHP_RINIT_FUNCTION(simplexml)
{
return SUCCESS;
}
/* }}} */
/* {{{ PHP_RSHUTDOWN_FUNCTION(simplexml)
*/
PHP_RSHUTDOWN_FUNCTION(simplexml)
{
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MINFO_FUNCTION(simplexml)
*/
PHP_MINFO_FUNCTION(simplexml)
{
php_info_print_table_start();
php_info_print_table_header(2, "Simplexml support", "enabled");
php_info_print_table_row(2, "Revision", "$Revision$");
php_info_print_table_row(2, "Schema support",
#ifdef LIBXML_SCHEMAS_ENABLED
"enabled");
#else
"not available");
#endif
php_info_print_table_end();
}
/* }}} */
#endif
/**
* Local Variables:
* c-basic-offset: 4
* tab-width: 4
* indent-tabs-mode: t
* End:
* vim600: fdm=marker
* vim: noet sw=4 ts=4
*/
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