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0511fa337e
php-src/ext/xsl/xsltprocessor.c
Christian Stocker 0511fa337e Added XsltProcessor::setSecurityPrefs($options) and getSecurityPrefs() 
to define forbidden operations within XSLT stylesheets, default is not to 
enable any write operations from XSLT anymore. Bug #54446
2011-07-11 11:16:22 +00:00

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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2011 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: Christian Stocker <chregu@php.net> |
| Rob Richards <rrichards@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_xsl.h"
#include "ext/libxml/php_libxml.h"
/* {{{ arginfo */
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_import_stylesheet, 0, 0, 1)
ZEND_ARG_INFO(0, doc)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_transform_to_doc, 0, 0, 1)
ZEND_ARG_INFO(0, doc)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_transform_to_uri, 0, 0, 2)
ZEND_ARG_INFO(0, doc)
ZEND_ARG_INFO(0, uri)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_transform_to_xml, 0, 0, 1)
ZEND_ARG_INFO(0, doc)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_set_parameter, 0, 0, 2)
ZEND_ARG_INFO(0, namespace)
ZEND_ARG_INFO(0, name)
ZEND_ARG_INFO(0, value)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_get_parameter, 0, 0, 2)
ZEND_ARG_INFO(0, namespace)
ZEND_ARG_INFO(0, name)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_remove_parameter, 0, 0, 2)
ZEND_ARG_INFO(0, namespace)
ZEND_ARG_INFO(0, name)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_has_exslt_support, 0, 0, 0)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_register_php_functions, 0, 0, 0)
ZEND_ARG_INFO(0, restrict)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_set_profiling, 0, 0, 1)
ZEND_ARG_INFO(0, filename)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_set_security_prefs, 0, 0, 1)
ZEND_ARG_INFO(0, securityPrefs)
ZEND_END_ARG_INFO();
ZEND_BEGIN_ARG_INFO_EX(arginfo_xsl_xsltprocessor_get_security_prefs, 0, 0, 0)
ZEND_END_ARG_INFO();
/* }}} */
/*
* class xsl_xsltprocessor
*
* URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#
* Since:
*/
const zend_function_entry php_xsl_xsltprocessor_class_functions[] = {
PHP_FALIAS(importStylesheet, xsl_xsltprocessor_import_stylesheet, arginfo_xsl_xsltprocessor_import_stylesheet)
PHP_FALIAS(transformToDoc, xsl_xsltprocessor_transform_to_doc, arginfo_xsl_xsltprocessor_transform_to_doc)
PHP_FALIAS(transformToUri, xsl_xsltprocessor_transform_to_uri, arginfo_xsl_xsltprocessor_transform_to_uri)
PHP_FALIAS(transformToXml, xsl_xsltprocessor_transform_to_xml, arginfo_xsl_xsltprocessor_transform_to_xml)
PHP_FALIAS(setParameter, xsl_xsltprocessor_set_parameter, arginfo_xsl_xsltprocessor_set_parameter)
PHP_FALIAS(getParameter, xsl_xsltprocessor_get_parameter, arginfo_xsl_xsltprocessor_get_parameter)
PHP_FALIAS(removeParameter, xsl_xsltprocessor_remove_parameter, arginfo_xsl_xsltprocessor_remove_parameter)
PHP_FALIAS(hasExsltSupport, xsl_xsltprocessor_has_exslt_support, arginfo_xsl_xsltprocessor_has_exslt_support)
PHP_FALIAS(registerPHPFunctions, xsl_xsltprocessor_register_php_functions, arginfo_xsl_xsltprocessor_register_php_functions)
PHP_FALIAS(setProfiling, xsl_xsltprocessor_set_profiling, arginfo_xsl_xsltprocessor_set_profiling)
PHP_FALIAS(setSecurityPrefs, xsl_xsltprocessor_set_security_prefs, arginfo_xsl_xsltprocessor_set_security_prefs)
PHP_FALIAS(getSecurityPrefs, xsl_xsltprocessor_get_security_prefs, arginfo_xsl_xsltprocessor_get_security_prefs)
{NULL, NULL, NULL}
};
/* {{{ php_xsl_xslt_string_to_xpathexpr()
Translates a string to a XPath Expression */
static char *php_xsl_xslt_string_to_xpathexpr(const char *str TSRMLS_DC)
{
const xmlChar *string = (const xmlChar *)str;
xmlChar *value;
int str_len;
str_len = xmlStrlen(string) + 3;
if (xmlStrchr(string, '"')) {
if (xmlStrchr(string, '\'')) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot create XPath expression (string contains both quote and double-quotes)");
return NULL;
}
value = (xmlChar*) safe_emalloc (str_len, sizeof(xmlChar), 0);
snprintf(value, str_len, "'%s'", string);
} else {
value = (xmlChar*) safe_emalloc (str_len, sizeof(xmlChar), 0);
snprintf(value, str_len, "\"%s\"", string);
}
return (char *) value;
}
/* }}} */
/* {{{ php_xsl_xslt_make_params()
Translates a PHP array to a libxslt parameters array */
static char **php_xsl_xslt_make_params(HashTable *parht, int xpath_params TSRMLS_DC)
{
int parsize;
zval **value;
char *xpath_expr, *string_key = NULL;
ulong num_key;
char **params = NULL;
int i = 0;
parsize = (2 * zend_hash_num_elements(parht) + 1) * sizeof(char *);
params = (char **)safe_emalloc((2 * zend_hash_num_elements(parht) + 1), sizeof(char *), 0);
memset((char *)params, 0, parsize);
for (zend_hash_internal_pointer_reset(parht);
zend_hash_get_current_data(parht, (void **)&value) == SUCCESS;
zend_hash_move_forward(parht)) {
if (zend_hash_get_current_key(parht, &string_key, &num_key, 1) != HASH_KEY_IS_STRING) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid argument or parameter array");
efree(params);
return NULL;
} else {
if (Z_TYPE_PP(value) != IS_STRING) {
SEPARATE_ZVAL(value);
convert_to_string(*value);
}
if (!xpath_params) {
xpath_expr = php_xsl_xslt_string_to_xpathexpr(Z_STRVAL_PP(value) TSRMLS_CC);
} else {
xpath_expr = estrndup(Z_STRVAL_PP(value), Z_STRLEN_PP(value));
}
if (xpath_expr) {
params[i++] = string_key;
params[i++] = xpath_expr;
} else {
efree(string_key);
}
}
}
params[i++] = NULL;
return params;
}
/* }}} */
static void xsl_ext_function_php(xmlXPathParserContextPtr ctxt, int nargs, int type) /* {{{ */
{
xsltTransformContextPtr tctxt;
zval **args;
zval *retval;
int result, i, ret;
int error = 0;
zend_fcall_info fci;
zval handler;
xmlXPathObjectPtr obj;
char *str;
char *callable = NULL;
xsl_object *intern;
TSRMLS_FETCH();
if (! zend_is_executing(TSRMLS_C)) {
xsltGenericError(xsltGenericErrorContext,
"xsltExtFunctionTest: Function called from outside of PHP\n");
error = 1;
} else {
tctxt = xsltXPathGetTransformContext(ctxt);
if (tctxt == NULL) {
xsltGenericError(xsltGenericErrorContext,
"xsltExtFunctionTest: failed to get the transformation context\n");
error = 1;
} else {
intern = (xsl_object *) tctxt->_private;
if (intern == NULL) {
xsltGenericError(xsltGenericErrorContext,
"xsltExtFunctionTest: failed to get the internal object\n");
error = 1;
}
else if (intern->registerPhpFunctions == 0) {
xsltGenericError(xsltGenericErrorContext,
"xsltExtFunctionTest: PHP Object did not register PHP functions\n");
error = 1;
}
}
}
if (error == 1) {
for (i = nargs - 1; i >= 0; i--) {
obj = valuePop(ctxt);
xmlXPathFreeObject(obj);
}
return;
}
fci.param_count = nargs - 1;
if (fci.param_count > 0) {
fci.params = safe_emalloc(fci.param_count, sizeof(zval**), 0);
args = safe_emalloc(fci.param_count, sizeof(zval *), 0);
}
/* Reverse order to pop values off ctxt stack */
for (i = nargs - 2; i >= 0; i--) {
obj = valuePop(ctxt);
MAKE_STD_ZVAL(args[i]);
switch (obj->type) {
case XPATH_STRING:
ZVAL_STRING(args[i], obj->stringval, 1);
break;
case XPATH_BOOLEAN:
ZVAL_BOOL(args[i], obj->boolval);
break;
case XPATH_NUMBER:
ZVAL_DOUBLE(args[i], obj->floatval);
break;
case XPATH_NODESET:
if (type == 1) {
str = xmlXPathCastToString(obj);
ZVAL_STRING(args[i], str, 1);
xmlFree(str);
} else if (type == 2) {
int j;
dom_object *domintern = (dom_object *)intern->doc;
array_init(args[i]);
if (obj->nodesetval && obj->nodesetval->nodeNr > 0) {
for (j = 0; j < obj->nodesetval->nodeNr; j++) {
xmlNodePtr node = obj->nodesetval->nodeTab[j];
zval *child;
MAKE_STD_ZVAL(child);
/* not sure, if we need this... it's copied from xpath.c */
if (node->type == XML_NAMESPACE_DECL) {
xmlNsPtr curns;
xmlNodePtr nsparent;
nsparent = node->_private;
curns = xmlNewNs(NULL, node->name, NULL);
if (node->children) {
curns->prefix = xmlStrdup((char *) node->children);
}
if (node->children) {
node = xmlNewDocNode(node->doc, NULL, (char *) node->children, node->name);
} else {
node = xmlNewDocNode(node->doc, NULL, "xmlns", node->name);
}
node->type = XML_NAMESPACE_DECL;
node->parent = nsparent;
node->ns = curns;
}
child = php_dom_create_object(node, &ret, NULL, child, domintern TSRMLS_CC);
add_next_index_zval(args[i], child);
}
}
}
break;
default:
str = xmlXPathCastToString(obj);
ZVAL_STRING(args[i], str, 1);
xmlFree(str);
}
xmlXPathFreeObject(obj);
fci.params[i] = &args[i];
}
fci.size = sizeof(fci);
fci.function_table = EG(function_table);
obj = valuePop(ctxt);
if (obj->stringval == NULL) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Handler name must be a string");
xmlXPathFreeObject(obj);
if (fci.param_count > 0) {
for (i = 0; i < nargs - 1; i++) {
zval_ptr_dtor(&args[i]);
}
efree(args);
efree(fci.params);
}
return;
}
INIT_PZVAL(&handler);
ZVAL_STRING(&handler, obj->stringval, 1);
xmlXPathFreeObject(obj);
fci.function_name = &handler;
fci.symbol_table = NULL;
fci.object_ptr = NULL;
fci.retval_ptr_ptr = &retval;
fci.no_separation = 0;
/*fci.function_handler_cache = &function_ptr;*/
if (!zend_make_callable(&handler, &callable TSRMLS_CC)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to call handler %s()", callable);
} else if ( intern->registerPhpFunctions == 2 && zend_hash_exists(intern->registered_phpfunctions, callable, strlen(callable) + 1) == 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Not allowed to call handler '%s()'", callable);
/* Push an empty string, so that we at least have an xslt result... */
valuePush(ctxt, xmlXPathNewString(""));
} else {
result = zend_call_function(&fci, NULL TSRMLS_CC);
if (result == FAILURE) {
if (Z_TYPE(handler) == IS_STRING) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to call handler %s()", Z_STRVAL_P(&handler));
}
/* retval is == NULL, when an exception occured, don't report anything, because PHP itself will handle that */
} else if (retval == NULL) {
} else {
if (retval->type == IS_OBJECT && instanceof_function( Z_OBJCE_P(retval), dom_node_class_entry TSRMLS_CC)) {
xmlNode *nodep;
dom_object *obj;
if (intern->node_list == NULL) {
ALLOC_HASHTABLE(intern->node_list);
zend_hash_init(intern->node_list, 0, NULL, ZVAL_PTR_DTOR, 0);
}
zval_add_ref(&retval);
zend_hash_next_index_insert(intern->node_list, &retval, sizeof(zval *), NULL);
obj = (dom_object *)zend_object_store_get_object(retval TSRMLS_CC);
nodep = dom_object_get_node(obj);
valuePush(ctxt, xmlXPathNewNodeSet(nodep));
} else if (retval->type == IS_BOOL) {
valuePush(ctxt, xmlXPathNewBoolean(retval->value.lval));
} else if (retval->type == IS_OBJECT) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "A PHP Object cannot be converted to a XPath-string");
valuePush(ctxt, xmlXPathNewString(""));
} else {
convert_to_string_ex(&retval);
valuePush(ctxt, xmlXPathNewString( Z_STRVAL_P(retval)));
}
zval_ptr_dtor(&retval);
}
}
efree(callable);
zval_dtor(&handler);
if (fci.param_count > 0) {
for (i = 0; i < nargs - 1; i++) {
zval_ptr_dtor(&args[i]);
}
efree(args);
efree(fci.params);
}
}
/* }}} */
void xsl_ext_function_string_php(xmlXPathParserContextPtr ctxt, int nargs) /* {{{ */
{
xsl_ext_function_php(ctxt, nargs, 1);
}
/* }}} */
void xsl_ext_function_object_php(xmlXPathParserContextPtr ctxt, int nargs) /* {{{ */
{
xsl_ext_function_php(ctxt, nargs, 2);
}
/* }}} */
/* {{{ proto void xsl_xsltprocessor_import_stylesheet(domdocument doc);
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#
Since:
*/
PHP_FUNCTION(xsl_xsltprocessor_import_stylesheet)
{
zval *id, *docp = NULL;
xmlDoc *doc = NULL, *newdoc = NULL;
xsltStylesheetPtr sheetp, oldsheetp;
xsl_object *intern;
int prevSubstValue, prevExtDtdValue, clone_docu = 0;
xmlNode *nodep = NULL;
zend_object_handlers *std_hnd;
zval *cloneDocu, *member;
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Oo", &id, xsl_xsltprocessor_class_entry, &docp) == FAILURE) {
RETURN_FALSE;
}
nodep = php_libxml_import_node(docp TSRMLS_CC);
if (nodep) {
doc = nodep->doc;
}
if (doc == NULL) {
php_error(E_WARNING, "Invalid Document");
RETURN_FALSE;
}
/* libxslt uses _private, so we must copy the imported
stylesheet document otherwise the node proxies will be a mess */
newdoc = xmlCopyDoc(doc, 1);
xmlNodeSetBase((xmlNodePtr) newdoc, (xmlChar *)doc->URL);
prevSubstValue = xmlSubstituteEntitiesDefault(1);
prevExtDtdValue = xmlLoadExtDtdDefaultValue;
xmlLoadExtDtdDefaultValue = XML_DETECT_IDS | XML_COMPLETE_ATTRS;
sheetp = xsltParseStylesheetDoc(newdoc);
xmlSubstituteEntitiesDefault(prevSubstValue);
xmlLoadExtDtdDefaultValue = prevExtDtdValue;
if (!sheetp) {
xmlFreeDoc(newdoc);
RETURN_FALSE;
}
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
std_hnd = zend_get_std_object_handlers();
MAKE_STD_ZVAL(member);
ZVAL_STRING(member, "cloneDocument", 0);
cloneDocu = std_hnd->read_property(id, member, BP_VAR_IS, NULL TSRMLS_CC);
if (Z_TYPE_P(cloneDocu) != IS_NULL) {
convert_to_long(cloneDocu);
clone_docu = Z_LVAL_P(cloneDocu);
}
efree(member);
if (clone_docu == 0) {
/* check if the stylesheet is using xsl:key, if yes, we have to clone the document _always_ before a transformation */
nodep = xmlDocGetRootElement(sheetp->doc);
if (nodep && (nodep = nodep->children)) {
while (nodep) {
if (nodep->type == XML_ELEMENT_NODE && xmlStrEqual(nodep->name, "key") && xmlStrEqual(nodep->ns->href, XSLT_NAMESPACE)) {
intern->hasKeys = 1;
break;
}
nodep = nodep->next;
}
}
} else {
intern->hasKeys = clone_docu;
}
if ((oldsheetp = (xsltStylesheetPtr)intern->ptr)) {
/* free wrapper */
if (((xsltStylesheetPtr) intern->ptr)->_private != NULL) {
((xsltStylesheetPtr) intern->ptr)->_private = NULL;
}
xsltFreeStylesheet((xsltStylesheetPtr) intern->ptr);
intern->ptr = NULL;
}
php_xsl_set_object(id, sheetp TSRMLS_CC);
RETVAL_TRUE;
}
/* }}} end xsl_xsltprocessor_import_stylesheet */
static xmlDocPtr php_xsl_apply_stylesheet(zval *id, xsl_object *intern, xsltStylesheetPtr style, zval *docp TSRMLS_DC) /* {{{ */
{
xmlDocPtr newdocp;
xmlDocPtr doc = NULL;
xmlNodePtr node = NULL;
xsltTransformContextPtr ctxt;
php_libxml_node_object *object;
char **params = NULL;
int clone;
zval *doXInclude, *member;
zend_object_handlers *std_hnd;
FILE *f;
node = php_libxml_import_node(docp TSRMLS_CC);
if (node) {
doc = node->doc;
}
if (doc == NULL) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid Document");
return NULL;
}
if (style == NULL) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "No stylesheet associated to this object");
return NULL;
}
if (intern->profiling) {
if (php_check_open_basedir(intern->profiling TSRMLS_CC)) {
f = NULL;
} else {
f = VCWD_FOPEN(intern->profiling, "w");
}
} else {
f = NULL;
}
if (intern->parameter) {
params = php_xsl_xslt_make_params(intern->parameter, 0 TSRMLS_CC);
}
intern->doc = emalloc(sizeof(php_libxml_node_object));
memset(intern->doc, 0, sizeof(php_libxml_node_object));
if (intern->hasKeys == 1) {
doc = xmlCopyDoc(doc, 1);
} else {
object = (php_libxml_node_object *)zend_object_store_get_object(docp TSRMLS_CC);
intern->doc->document = object->document;
}
php_libxml_increment_doc_ref(intern->doc, doc TSRMLS_CC);
ctxt = xsltNewTransformContext(style, doc);
ctxt->_private = (void *) intern;
std_hnd = zend_get_std_object_handlers();
MAKE_STD_ZVAL(member);
ZVAL_STRING(member, "doXInclude", 0);
doXInclude = std_hnd->read_property(id, member, BP_VAR_IS, NULL TSRMLS_CC);
if (Z_TYPE_P(doXInclude) != IS_NULL) {
convert_to_long(doXInclude);
ctxt->xinclude = Z_LVAL_P(doXInclude);
}
efree(member);
/* Add security checks */
/* XSLT_SECPREF_READ_FILE and XSLT_SECPREF_READ_NETWORK aren't needed */
xsltSecurityPrefsPtr secPrefs = xsltNewSecurityPrefs();
if (intern->securityPrefs & XSL_SECPREF_READ_FILE ) {
if (0 != xsltSetSecurityPrefs(secPrefs, XSLT_SECPREF_READ_FILE, xsltSecurityForbid)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Can't set libxslt security properties");
}
}
if (intern->securityPrefs & XSL_SECPREF_WRITE_FILE ) {
if (0 != xsltSetSecurityPrefs(secPrefs, XSLT_SECPREF_WRITE_FILE, xsltSecurityForbid)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Can't set libxslt security properties");
}
}
if (intern->securityPrefs & XSL_SECPREF_CREATE_DIRECTORY ) {
if (0 != xsltSetSecurityPrefs(secPrefs, XSLT_SECPREF_CREATE_DIRECTORY, xsltSecurityForbid)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Can't set libxslt security properties");
}
}
if (intern->securityPrefs & XSL_SECPREF_READ_NETWORK) {
if (0 != xsltSetSecurityPrefs(secPrefs, XSLT_SECPREF_READ_NETWORK, xsltSecurityForbid)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Can't set libxslt security properties");
}
}
if (intern->securityPrefs & XSL_SECPREF_WRITE_NETWORK) {
if (0 != xsltSetSecurityPrefs(secPrefs, XSLT_SECPREF_WRITE_NETWORK, xsltSecurityForbid)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Can't set libxslt security properties");
}
}
if (0 != xsltSetCtxtSecurityPrefs(secPrefs, ctxt))
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Can't set libxslt security handler");
newdocp = xsltApplyStylesheetUser(style, doc, (const char**) params, NULL, f, ctxt);
if (f) {
fclose(f);
}
xsltFreeTransformContext(ctxt);
xsltFreeSecurityPrefs(secPrefs);
if (intern->node_list != NULL) {
zend_hash_destroy(intern->node_list);
FREE_HASHTABLE(intern->node_list);
intern->node_list = NULL;
}
php_libxml_decrement_doc_ref(intern->doc TSRMLS_CC);
efree(intern->doc);
intern->doc = NULL;
if (params) {
clone = 0;
while(params[clone]) {
efree(params[clone++]);
}
efree(params);
}
return newdocp;
}
/* }}} */
/* {{{ proto domdocument xsl_xsltprocessor_transform_to_doc(domnode doc);
URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#
Since:
*/
PHP_FUNCTION(xsl_xsltprocessor_transform_to_doc)
{
zval *id, *rv = NULL, *docp = NULL;
xmlDoc *newdocp;
xsltStylesheetPtr sheetp;
int ret, ret_class_len=0;
char *ret_class = NULL;
xsl_object *intern;
id = getThis();
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
sheetp = (xsltStylesheetPtr) intern->ptr;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "o|s!", &docp, &ret_class, &ret_class_len) == FAILURE) {
RETURN_FALSE;
}
newdocp = php_xsl_apply_stylesheet(id, intern, sheetp, docp TSRMLS_CC);
if (newdocp) {
if (ret_class) {
int found;
char *curclass_name;
zend_class_entry *curce, **ce;
php_libxml_node_object *interndoc;
curce = Z_OBJCE_P(docp);
curclass_name = curce->name;
while (curce->parent != NULL) {
curce = curce->parent;
}
found = zend_lookup_class(ret_class, ret_class_len, &ce TSRMLS_CC);
if ((found != SUCCESS) || !instanceof_function(*ce, curce TSRMLS_CC)) {
xmlFreeDoc(newdocp);
php_error_docref(NULL TSRMLS_CC, E_WARNING,
"Expecting class compatible with %s, '%s' given", curclass_name, ret_class);
RETURN_FALSE;
}
object_init_ex(return_value, *ce);
interndoc = (php_libxml_node_object *)zend_objects_get_address(return_value TSRMLS_CC);
php_libxml_increment_doc_ref(interndoc, newdocp TSRMLS_CC);
php_libxml_increment_node_ptr(interndoc, (xmlNodePtr)newdocp, (void *)interndoc TSRMLS_CC);
} else {
DOM_RET_OBJ(rv, (xmlNodePtr) newdocp, &ret, NULL);
}
} else {
RETURN_FALSE;
}
}
/* }}} end xsl_xsltprocessor_transform_to_doc */
/* {{{ proto int xsl_xsltprocessor_transform_to_uri(domdocument doc, string uri);
*/
PHP_FUNCTION(xsl_xsltprocessor_transform_to_uri)
{
zval *id, *docp = NULL;
xmlDoc *newdocp;
xsltStylesheetPtr sheetp;
int ret, uri_len;
char *uri;
xsl_object *intern;
id = getThis();
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
sheetp = (xsltStylesheetPtr) intern->ptr;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "op", &docp, &uri, &uri_len) == FAILURE) {
RETURN_FALSE;
}
newdocp = php_xsl_apply_stylesheet(id, intern, sheetp, docp TSRMLS_CC);
ret = -1;
if (newdocp) {
ret = xsltSaveResultToFilename(uri, newdocp, sheetp, 0);
xmlFreeDoc(newdocp);
}
RETVAL_LONG(ret);
}
/* }}} end xsl_xsltprocessor_transform_to_uri */
/* {{{ proto string xsl_xsltprocessor_transform_to_xml(domdocument doc);
*/
PHP_FUNCTION(xsl_xsltprocessor_transform_to_xml)
{
zval *id, *docp = NULL;
xmlDoc *newdocp;
xsltStylesheetPtr sheetp;
int ret;
xmlChar *doc_txt_ptr;
int doc_txt_len;
xsl_object *intern;
id = getThis();
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
sheetp = (xsltStylesheetPtr) intern->ptr;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "o", &docp) == FAILURE) {
RETURN_FALSE;
}
newdocp = php_xsl_apply_stylesheet(id, intern, sheetp, docp TSRMLS_CC);
ret = -1;
if (newdocp) {
ret = xsltSaveResultToString(&doc_txt_ptr, &doc_txt_len, newdocp, sheetp);
if (doc_txt_ptr && doc_txt_len) {
RETVAL_STRINGL(doc_txt_ptr, doc_txt_len, 1);
xmlFree(doc_txt_ptr);
}
xmlFreeDoc(newdocp);
}
if (ret < 0) {
RETURN_FALSE;
}
}
/* }}} end xsl_xsltprocessor_transform_to_xml */
/* {{{ proto bool xsl_xsltprocessor_set_parameter(string namespace, mixed name [, string value]);
*/
PHP_FUNCTION(xsl_xsltprocessor_set_parameter)
{
zval *id;
zval *array_value, **entry, *new_string;
xsl_object *intern;
char *string_key, *name, *value, *namespace;
ulong idx;
int string_key_len, namespace_len, name_len, value_len;
DOM_GET_THIS(id);
if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "sa", &namespace, &namespace_len, &array_value) == SUCCESS) {
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
zend_hash_internal_pointer_reset(Z_ARRVAL_P(array_value));
while (zend_hash_get_current_data(Z_ARRVAL_P(array_value), (void **)&entry) == SUCCESS) {
SEPARATE_ZVAL(entry);
convert_to_string_ex(entry);
if (zend_hash_get_current_key_ex(Z_ARRVAL_P(array_value), &string_key, &string_key_len, &idx, 0, NULL) != HASH_KEY_IS_STRING) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid parameter array");
RETURN_FALSE;
}
ALLOC_ZVAL(new_string);
Z_ADDREF_PP(entry);
COPY_PZVAL_TO_ZVAL(*new_string, *entry);
zend_hash_update(intern->parameter, string_key, string_key_len, &new_string, sizeof(zval*), NULL);
zend_hash_move_forward(Z_ARRVAL_P(array_value));
}
RETURN_TRUE;
} else if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "sss", &namespace, &namespace_len, &name, &name_len, &value, &value_len) == SUCCESS) {
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
MAKE_STD_ZVAL(new_string);
ZVAL_STRING(new_string, value, 1);
zend_hash_update(intern->parameter, name, name_len + 1, &new_string, sizeof(zval*), NULL);
RETURN_TRUE;
} else {
WRONG_PARAM_COUNT;
}
}
/* }}} end xsl_xsltprocessor_set_parameter */
/* {{{ proto string xsl_xsltprocessor_get_parameter(string namespace, string name);
*/
PHP_FUNCTION(xsl_xsltprocessor_get_parameter)
{
zval *id;
int name_len = 0, namespace_len = 0;
char *name, *namespace;
zval **value;
xsl_object *intern;
DOM_GET_THIS(id);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &namespace, &namespace_len, &name, &name_len) == FAILURE) {
RETURN_FALSE;
}
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
if ( zend_hash_find(intern->parameter, name, name_len + 1, (void**) &value) == SUCCESS) {
convert_to_string_ex(value);
RETVAL_STRING(Z_STRVAL_PP(value),1);
} else {
RETURN_FALSE;
}
}
/* }}} end xsl_xsltprocessor_get_parameter */
/* {{{ proto bool xsl_xsltprocessor_remove_parameter(string namespace, string name);
*/
PHP_FUNCTION(xsl_xsltprocessor_remove_parameter)
{
zval *id;
int name_len = 0, namespace_len = 0;
char *name, *namespace;
xsl_object *intern;
DOM_GET_THIS(id);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &namespace, &namespace_len, &name, &name_len) == FAILURE) {
RETURN_FALSE;
}
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
if ( zend_hash_del(intern->parameter, name, name_len + 1) == SUCCESS) {
RETURN_TRUE;
} else {
RETURN_FALSE;
}
}
/* }}} end xsl_xsltprocessor_remove_parameter */
/* {{{ proto void xsl_xsltprocessor_register_php_functions([mixed $restrict]);
*/
PHP_FUNCTION(xsl_xsltprocessor_register_php_functions)
{
zval *id;
xsl_object *intern;
zval *array_value, **entry, *new_string;
int name_len = 0;
char *name;
DOM_GET_THIS(id);
if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "a", &array_value) == SUCCESS) {
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
zend_hash_internal_pointer_reset(Z_ARRVAL_P(array_value));
while (zend_hash_get_current_data(Z_ARRVAL_P(array_value), (void **)&entry) == SUCCESS) {
SEPARATE_ZVAL(entry);
convert_to_string_ex(entry);
MAKE_STD_ZVAL(new_string);
ZVAL_LONG(new_string,1);
zend_hash_update(intern->registered_phpfunctions, Z_STRVAL_PP(entry), Z_STRLEN_PP(entry) + 1, &new_string, sizeof(zval*), NULL);
zend_hash_move_forward(Z_ARRVAL_P(array_value));
}
intern->registerPhpFunctions = 2;
} else if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "s", &name, &name_len) == SUCCESS) {
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
MAKE_STD_ZVAL(new_string);
ZVAL_LONG(new_string,1);
zend_hash_update(intern->registered_phpfunctions, name, name_len + 1, &new_string, sizeof(zval*), NULL);
intern->registerPhpFunctions = 2;
} else {
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
intern->registerPhpFunctions = 1;
}
}
/* }}} end xsl_xsltprocessor_register_php_functions(); */
/* {{{ proto bool xsl_xsltprocessor_set_profiling(string filename) */
PHP_FUNCTION(xsl_xsltprocessor_set_profiling)
{
zval *id;
xsl_object *intern;
char *filename = NULL;
int filename_len;
DOM_GET_THIS(id);
if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "p!", &filename, &filename_len) == SUCCESS) {
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
if (intern->profiling) {
efree(intern->profiling);
}
if (filename != NULL) {
intern->profiling = estrndup(filename,filename_len);
} else {
intern->profiling = NULL;
}
RETURN_TRUE;
} else {
WRONG_PARAM_COUNT;
}
}
/* }}} end xsl_xsltprocessor_set_profiling */
/* {{{ proto long xsl_xsltprocessor_set_security_prefs(long securityPrefs) */
PHP_FUNCTION(xsl_xsltprocessor_set_security_prefs)
{
zval *id;
xsl_object *intern;
DOM_GET_THIS(id);
long securityPrefs, oldSecurityPrefs;
if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "l", &securityPrefs) == SUCCESS) {
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
oldSecurityPrefs = intern->securityPrefs;
intern->securityPrefs = securityPrefs;
RETURN_LONG(oldSecurityPrefs);
} else {
WRONG_PARAM_COUNT;
}
}
/* }}} end xsl_xsltprocessor_set_security_prefs */
/* {{{ proto long xsl_xsltprocessor_get_security_prefs() */
PHP_FUNCTION(xsl_xsltprocessor_get_security_prefs)
{
zval *id;
xsl_object *intern;
DOM_GET_THIS(id);
long securityPrefs;
if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "") == SUCCESS) {
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
RETURN_LONG(intern->securityPrefs);
} else {
WRONG_PARAM_COUNT;
}
}
/* }}} end xsl_xsltprocessor_get_security_prefs */
/* {{{ proto bool xsl_xsltprocessor_has_exslt_support();
*/
PHP_FUNCTION(xsl_xsltprocessor_has_exslt_support)
{
#if HAVE_XSL_EXSLT
RETURN_TRUE;
#else
RETURN_FALSE;
#endif
}
/* }}} end xsl_xsltprocessor_has_exslt_support(); */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/
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