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- Added optional first parameter to XsltProcessor::registerPHPFunctions to only

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allow certain functions to be called from XSLT.
This commit is contained in:
Christian Stocker 2005-04-06 12:26:29 +00:00
parent e7a2efe053
commit 997690b132
4 changed files with 45 additions and 2 deletions
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38
ext/xsl/xsltprocessor.c
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@ -267,6 +267,10 @@ static void xsl_ext_function_php(xmlXPathParserContextPtr ctxt, int nargs, int t
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) {
@ -685,13 +689,43 @@ 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);
intern = (xsl_object *)zend_object_store_get_object(id TSRMLS_CC);
intern->registerPhpFunctions = 1;
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;
RETURN_TRUE;
} 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(); */