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/*
+----------------------------------------------------------------------+
| Twig Extension |
+----------------------------------------------------------------------+
| Copyright (c) 2011 Derick Rethans |
+----------------------------------------------------------------------+
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the conditions mentioned |
| in the accompanying LICENSE file are met (BSD-3-Clause). |
+----------------------------------------------------------------------+
| Author: Derick Rethans <derick@derickrethans.nl> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_twig.h"
#include "ext/standard/php_var.h"
#include "ext/standard/php_string.h"
#include "ext/standard/php_smart_str.h"
#include "ext/spl/spl_exceptions.h"
#include "Zend/zend_object_handlers.h"
#include "Zend/zend_interfaces.h"
#include "Zend/zend_exceptions.h"
#ifndef Z_ADDREF_P
#define Z_ADDREF_P(pz) (pz)->refcount++
#endif
#ifndef E_USER_DEPRECATED
#define E_USER_DEPRECATED (1<<14L)
#endif
#define FREE_DTOR(z) \
zval_dtor(z); \
efree(z);
#if PHP_VERSION_ID >= 50300
#define APPLY_TSRMLS_DC TSRMLS_DC
#define APPLY_TSRMLS_CC TSRMLS_CC
#define APPLY_TSRMLS_FETCH()
#else
#define APPLY_TSRMLS_DC
#define APPLY_TSRMLS_CC
#define APPLY_TSRMLS_FETCH() TSRMLS_FETCH()
#endif
ZEND_BEGIN_ARG_INFO_EX(twig_template_get_attribute_args, ZEND_SEND_BY_VAL, ZEND_RETURN_VALUE, 6)
ZEND_ARG_INFO(0, template)
ZEND_ARG_INFO(0, object)
ZEND_ARG_INFO(0, item)
ZEND_ARG_INFO(0, arguments)
ZEND_ARG_INFO(0, type)
ZEND_ARG_INFO(0, isDefinedTest)
ZEND_END_ARG_INFO()
#ifndef PHP_FE_END
#define PHP_FE_END { NULL, NULL, NULL}
#endif
static const zend_function_entry twig_functions[] = {
PHP_FE(twig_template_get_attributes, twig_template_get_attribute_args)
PHP_FE_END
};
PHP_RSHUTDOWN_FUNCTION(twig)
{
#if ZEND_DEBUG
CG(unclean_shutdown) = 0; /* get rid of PHPUnit's exit() and report memleaks */
#endif
return SUCCESS;
}
zend_module_entry twig_module_entry = {
STANDARD_MODULE_HEADER,
"twig",
twig_functions,
NULL,
NULL,
NULL,
PHP_RSHUTDOWN(twig),
NULL,
PHP_TWIG_VERSION,
STANDARD_MODULE_PROPERTIES
};
#ifdef COMPILE_DL_TWIG
ZEND_GET_MODULE(twig)
#endif
static int TWIG_ARRAY_KEY_EXISTS(zval *array, zval *key)
{
if (Z_TYPE_P(array) != IS_ARRAY) {
return 0;
}
switch (Z_TYPE_P(key)) {
case IS_NULL:
return zend_hash_exists(Z_ARRVAL_P(array), "", 1);
case IS_BOOL:
case IS_DOUBLE:
convert_to_long(key);
case IS_LONG:
return zend_hash_index_exists(Z_ARRVAL_P(array), Z_LVAL_P(key));
default:
convert_to_string(key);
return zend_symtable_exists(Z_ARRVAL_P(array), Z_STRVAL_P(key), Z_STRLEN_P(key) + 1);
}
}
static int TWIG_INSTANCE_OF(zval *object, zend_class_entry *interface TSRMLS_DC)
{
if (Z_TYPE_P(object) != IS_OBJECT) {
return 0;
}
return instanceof_function(Z_OBJCE_P(object), interface TSRMLS_CC);
}
static int TWIG_INSTANCE_OF_USERLAND(zval *object, char *interface TSRMLS_DC)
{
zend_class_entry **pce;
if (Z_TYPE_P(object) != IS_OBJECT) {
return 0;
}
if (zend_lookup_class(interface, strlen(interface), &pce TSRMLS_CC) == FAILURE) {
return 0;
}
return instanceof_function(Z_OBJCE_P(object), *pce TSRMLS_CC);
}
static zval *TWIG_GET_ARRAYOBJECT_ELEMENT(zval *object, zval *offset TSRMLS_DC)
{
zend_class_entry *ce = Z_OBJCE_P(object);
zval *retval;
if (Z_TYPE_P(object) == IS_OBJECT) {
SEPARATE_ARG_IF_REF(offset);
zend_call_method_with_1_params(&object, ce, NULL, "offsetget", &retval, offset);
zval_ptr_dtor(&offset);
if (!retval) {
if (!EG(exception)) {
zend_error(E_ERROR, "Undefined offset for object of type %s used as array.", ce->name);
}
return NULL;
}
return retval;
}
return NULL;
}
static int TWIG_ISSET_ARRAYOBJECT_ELEMENT(zval *object, zval *offset TSRMLS_DC)
{
zend_class_entry *ce = Z_OBJCE_P(object);
zval *retval;
if (Z_TYPE_P(object) == IS_OBJECT) {
SEPARATE_ARG_IF_REF(offset);
zend_call_method_with_1_params(&object, ce, NULL, "offsetexists", &retval, offset);
zval_ptr_dtor(&offset);
if (!retval) {
if (!EG(exception)) {
zend_error(E_ERROR, "Undefined offset for object of type %s used as array.", ce->name);
}
return 0;
}
return (retval && Z_TYPE_P(retval) == IS_BOOL && Z_LVAL_P(retval));
}
return 0;
}
static char *TWIG_STRTOLOWER(const char *str, int str_len)
{
char *item_dup;
item_dup = estrndup(str, str_len);
php_strtolower(item_dup, str_len);
return item_dup;
}
static zval *TWIG_CALL_USER_FUNC_ARRAY(zval *object, char *function, zval *arguments TSRMLS_DC)
{
zend_fcall_info fci;
zval ***args = NULL;
int arg_count = 0;
HashTable *table;
HashPosition pos;
int i = 0;
zval *retval_ptr;
zval *zfunction;
if (arguments) {
table = HASH_OF(arguments);
args = safe_emalloc(sizeof(zval **), table->nNumOfElements, 0);
zend_hash_internal_pointer_reset_ex(table, &pos);
while (zend_hash_get_current_data_ex(table, (void **)&args[i], &pos) == SUCCESS) {
i++;
zend_hash_move_forward_ex(table, &pos);
}
arg_count = table->nNumOfElements;
}
MAKE_STD_ZVAL(zfunction);
ZVAL_STRING(zfunction, function, 1);
fci.size = sizeof(fci);
fci.function_table = EG(function_table);
fci.function_name = zfunction;
fci.symbol_table = NULL;
#if PHP_VERSION_ID >= 50300
fci.object_ptr = object;
#else
fci.object_pp = &object;
#endif
fci.retval_ptr_ptr = &retval_ptr;
fci.param_count = arg_count;
fci.params = args;
fci.no_separation = 0;
if (zend_call_function(&fci, NULL TSRMLS_CC) == FAILURE) {
ALLOC_INIT_ZVAL(retval_ptr);
ZVAL_BOOL(retval_ptr, 0);
}
if (args) {
efree(fci.params);
}
FREE_DTOR(zfunction);
return retval_ptr;
}
static int TWIG_CALL_BOOLEAN(zval *object, char *functionName TSRMLS_DC)
{
zval *ret;
int res;
ret = TWIG_CALL_USER_FUNC_ARRAY(object, functionName, NULL TSRMLS_CC);
res = Z_LVAL_P(ret);
zval_ptr_dtor(&ret);
return res;
}
static zval *TWIG_GET_STATIC_PROPERTY(zval *class, char *prop_name TSRMLS_DC)
{
zval **tmp_zval;
zend_class_entry *ce;
if (class == NULL || Z_TYPE_P(class) != IS_OBJECT) {
return NULL;
}
ce = zend_get_class_entry(class TSRMLS_CC);
#if PHP_VERSION_ID >= 50400
tmp_zval = zend_std_get_static_property(ce, prop_name, strlen(prop_name), 0, NULL TSRMLS_CC);
#else
tmp_zval = zend_std_get_static_property(ce, prop_name, strlen(prop_name), 0 TSRMLS_CC);
#endif
return *tmp_zval;
}
static zval *TWIG_GET_ARRAY_ELEMENT_ZVAL(zval *class, zval *prop_name TSRMLS_DC)
{
zval **tmp_zval;
if (class == NULL || Z_TYPE_P(class) != IS_ARRAY) {
if (class != NULL && Z_TYPE_P(class) == IS_OBJECT && TWIG_INSTANCE_OF(class, zend_ce_arrayaccess TSRMLS_CC)) {
// array access object
return TWIG_GET_ARRAYOBJECT_ELEMENT(class, prop_name TSRMLS_CC);
}
return NULL;
}
switch(Z_TYPE_P(prop_name)) {
case IS_NULL:
zend_hash_find(HASH_OF(class), "", 1, (void**) &tmp_zval);
return *tmp_zval;
case IS_BOOL:
case IS_DOUBLE:
convert_to_long(prop_name);
case IS_LONG:
zend_hash_index_find(HASH_OF(class), Z_LVAL_P(prop_name), (void **) &tmp_zval);
return *tmp_zval;
case IS_STRING:
zend_symtable_find(HASH_OF(class), Z_STRVAL_P(prop_name), Z_STRLEN_P(prop_name) + 1, (void**) &tmp_zval);
return *tmp_zval;
}
return NULL;
}
static zval *TWIG_GET_ARRAY_ELEMENT(zval *class, char *prop_name, int prop_name_length TSRMLS_DC)
{
zval **tmp_zval;
if (class == NULL/* || Z_TYPE_P(class) != IS_ARRAY*/) {
return NULL;
}
if (class != NULL && Z_TYPE_P(class) == IS_OBJECT && TWIG_INSTANCE_OF(class, zend_ce_arrayaccess TSRMLS_CC)) {
// array access object
zval *tmp_name_zval;
zval *tmp_ret_zval;
ALLOC_INIT_ZVAL(tmp_name_zval);
ZVAL_STRING(tmp_name_zval, prop_name, 1);
tmp_ret_zval = TWIG_GET_ARRAYOBJECT_ELEMENT(class, tmp_name_zval TSRMLS_CC);
FREE_DTOR(tmp_name_zval);
return tmp_ret_zval;
}
if (zend_symtable_find(HASH_OF(class), prop_name, prop_name_length+1, (void**)&tmp_zval) == SUCCESS) {
return *tmp_zval;
}
return NULL;
}
static zval *TWIG_PROPERTY(zval *object, zval *propname TSRMLS_DC)
{
zval *tmp = NULL;
if (Z_OBJ_HT_P(object)->read_property) {
#if PHP_VERSION_ID >= 50400
tmp = Z_OBJ_HT_P(object)->read_property(object, propname, BP_VAR_IS, NULL TSRMLS_CC);
#else
tmp = Z_OBJ_HT_P(object)->read_property(object, propname, BP_VAR_IS TSRMLS_CC);
#endif
if (tmp == EG(uninitialized_zval_ptr)) {
ZVAL_NULL(tmp);
}
}
return tmp;
}
static int TWIG_HAS_PROPERTY(zval *object, zval *propname TSRMLS_DC)
{
if (Z_OBJ_HT_P(object)->has_property) {
#if PHP_VERSION_ID >= 50400
return Z_OBJ_HT_P(object)->has_property(object, propname, 0, NULL TSRMLS_CC);
#else
return Z_OBJ_HT_P(object)->has_property(object, propname, 0 TSRMLS_CC);
#endif
}
return 0;
}
static int TWIG_HAS_DYNAMIC_PROPERTY(zval *object, char *prop, int prop_len TSRMLS_DC)
{
if (Z_OBJ_HT_P(object)->get_properties) {
return zend_hash_quick_exists(
Z_OBJ_HT_P(object)->get_properties(object TSRMLS_CC), // the properties hash
prop, // property name
prop_len + 1, // property length
zend_get_hash_value(prop, prop_len + 1) // hash value
);
}
return 0;
}
static zval *TWIG_PROPERTY_CHAR(zval *object, char *propname TSRMLS_DC)
{
zval *tmp_name_zval, *tmp;
ALLOC_INIT_ZVAL(tmp_name_zval);
ZVAL_STRING(tmp_name_zval, propname, 1);
tmp = TWIG_PROPERTY(object, tmp_name_zval TSRMLS_CC);
FREE_DTOR(tmp_name_zval);
return tmp;
}
static zval *TWIG_CALL_S(zval *object, char *method, char *arg0 TSRMLS_DC)
{
zend_fcall_info fci;
zval **args[1];
zval *argument;
zval *zfunction;
zval *retval_ptr;
MAKE_STD_ZVAL(argument);
ZVAL_STRING(argument, arg0, 1);
args[0] = &argument;
MAKE_STD_ZVAL(zfunction);
ZVAL_STRING(zfunction, method, 1);
fci.size = sizeof(fci);
fci.function_table = EG(function_table);
fci.function_name = zfunction;
fci.symbol_table = NULL;
#if PHP_VERSION_ID >= 50300
fci.object_ptr = object;
#else
fci.object_pp = &object;
#endif
fci.retval_ptr_ptr = &retval_ptr;
fci.param_count = 1;
fci.params = args;
fci.no_separation = 0;
if (zend_call_function(&fci, NULL TSRMLS_CC) == FAILURE) {
FREE_DTOR(zfunction);
zval_ptr_dtor(&argument);
return 0;
}
FREE_DTOR(zfunction);
zval_ptr_dtor(&argument);
return retval_ptr;
}
static int TWIG_CALL_SB(zval *object, char *method, char *arg0 TSRMLS_DC)
{
zval *retval_ptr;
int success;
retval_ptr = TWIG_CALL_S(object, method, arg0 TSRMLS_CC);
success = (retval_ptr && (Z_TYPE_P(retval_ptr) == IS_BOOL) && Z_LVAL_P(retval_ptr));
if (retval_ptr) {
zval_ptr_dtor(&retval_ptr);
}
return success;
}
static int TWIG_CALL_ZZ(zval *object, char *method, zval *arg1, zval *arg2 TSRMLS_DC)
{
zend_fcall_info fci;
zval **args[2];
zval *zfunction;
zval *retval_ptr;
int success;
args[0] = &arg1;
args[1] = &arg2;
MAKE_STD_ZVAL(zfunction);
ZVAL_STRING(zfunction, method, 1);
fci.size = sizeof(fci);
fci.function_table = EG(function_table);
fci.function_name = zfunction;
fci.symbol_table = NULL;
#if PHP_VERSION_ID >= 50300
fci.object_ptr = object;
#else
fci.object_pp = &object;
#endif
fci.retval_ptr_ptr = &retval_ptr;
fci.param_count = 2;
fci.params = args;
fci.no_separation = 0;
if (zend_call_function(&fci, NULL TSRMLS_CC) == FAILURE) {
FREE_DTOR(zfunction);
return 0;
}
FREE_DTOR(zfunction);
success = (retval_ptr && (Z_TYPE_P(retval_ptr) == IS_BOOL) && Z_LVAL_P(retval_ptr));
if (retval_ptr) {
zval_ptr_dtor(&retval_ptr);
}
return success;
}
#ifndef Z_SET_REFCOUNT_P
# define Z_SET_REFCOUNT_P(pz, rc) pz->refcount = rc
# define Z_UNSET_ISREF_P(pz) pz->is_ref = 0
#endif
static void TWIG_NEW(zval *object, char *class, zval *arg0, zval *arg1 TSRMLS_DC)
{
zend_class_entry **pce;
if (zend_lookup_class(class, strlen(class), &pce TSRMLS_CC) == FAILURE) {
return;
}
Z_TYPE_P(object) = IS_OBJECT;
object_init_ex(object, *pce);
Z_SET_REFCOUNT_P(object, 1);
Z_UNSET_ISREF_P(object);
TWIG_CALL_ZZ(object, "__construct", arg0, arg1 TSRMLS_CC);
}
static int twig_add_array_key_to_string(void *pDest APPLY_TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
{
smart_str *buf;
char *joiner;
APPLY_TSRMLS_FETCH();
buf = va_arg(args, smart_str*);
joiner = va_arg(args, char*);
if (buf->len != 0) {
smart_str_appends(buf, joiner);
}
if (hash_key->nKeyLength == 0) {
smart_str_append_long(buf, (long) hash_key->h);
} else {
char *key, *tmp_str;
int key_len, tmp_len;
key = php_addcslashes(hash_key->arKey, hash_key->nKeyLength - 1, &key_len, 0, "'\\", 2 TSRMLS_CC);
tmp_str = php_str_to_str_ex(key, key_len, "\0", 1, "' . \"\\0\" . '", 12, &tmp_len, 0, NULL);
smart_str_appendl(buf, tmp_str, tmp_len);
efree(key);
efree(tmp_str);
}
return 0;
}
static char *TWIG_IMPLODE_ARRAY_KEYS(char *joiner, zval *array TSRMLS_DC)
{
smart_str collector = { 0, 0, 0 };
smart_str_appendl(&collector, "", 0);
zend_hash_apply_with_arguments(HASH_OF(array) APPLY_TSRMLS_CC, twig_add_array_key_to_string, 2, &collector, joiner);
smart_str_0(&collector);
return collector.c;
}
static void TWIG_RUNTIME_ERROR(zval *template TSRMLS_DC, char *message, ...)
{
char *buffer;
va_list args;
zend_class_entry **pce;
zval *ex;
zval *constructor;
zval *zmessage;
zval *lineno;
zval *filename_func;
zval *filename;
zval *constructor_args[3];
zval *constructor_retval;
if (zend_lookup_class("Twig_Error_Runtime", strlen("Twig_Error_Runtime"), &pce TSRMLS_CC) == FAILURE) {
return;
}
va_start(args, message);
vspprintf(&buffer, 0, message, args);
va_end(args);
MAKE_STD_ZVAL(ex);
object_init_ex(ex, *pce);
// Call Twig_Error constructor
MAKE_STD_ZVAL(constructor);
MAKE_STD_ZVAL(zmessage);
MAKE_STD_ZVAL(lineno);
MAKE_STD_ZVAL(filename);
MAKE_STD_ZVAL(filename_func);
MAKE_STD_ZVAL(constructor_retval);
ZVAL_STRINGL(constructor, "__construct", sizeof("__construct")-1, 1);
ZVAL_STRING(zmessage, buffer, 1);
ZVAL_LONG(lineno, -1);
// Get template filename
ZVAL_STRINGL(filename_func, "getTemplateName", sizeof("getTemplateName")-1, 1);
call_user_function(EG(function_table), &template, filename_func, filename, 0, 0 TSRMLS_CC);
constructor_args[0] = zmessage;
constructor_args[1] = lineno;
constructor_args[2] = filename;
call_user_function(EG(function_table), &ex, constructor, constructor_retval, 3, constructor_args TSRMLS_CC);
zval_ptr_dtor(&constructor_retval);
zval_ptr_dtor(&zmessage);
zval_ptr_dtor(&lineno);
zval_ptr_dtor(&filename);
FREE_DTOR(constructor);
FREE_DTOR(filename_func);
efree(buffer);
zend_throw_exception_object(ex TSRMLS_CC);
}
static char *TWIG_GET_CLASS_NAME(zval *object TSRMLS_DC)
{
char *class_name;
zend_uint class_name_len;
if (Z_TYPE_P(object) != IS_OBJECT) {
return "";
}
#if PHP_API_VERSION >= 20100412
zend_get_object_classname(object, (const char **) &class_name, &class_name_len TSRMLS_CC);
#else
zend_get_object_classname(object, &class_name, &class_name_len TSRMLS_CC);
#endif
return class_name;
}
static int twig_add_method_to_class(void *pDest APPLY_TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
{
zend_class_entry *ce;
zval *retval;
char *item;
size_t item_len;
zend_function *mptr = (zend_function *) pDest;
APPLY_TSRMLS_FETCH();
if (!(mptr->common.fn_flags & ZEND_ACC_PUBLIC)) {
return 0;
}
ce = *va_arg(args, zend_class_entry**);
retval = va_arg(args, zval*);
item_len = strlen(mptr->common.function_name);
item = estrndup(mptr->common.function_name, item_len);
php_strtolower(item, item_len);
if (strcmp("getenvironment", item) == 0) {
zend_class_entry **twig_template_ce;
if (zend_lookup_class("Twig_Template", strlen("Twig_Template"), &twig_template_ce TSRMLS_CC) == FAILURE) {
return 0;
}
if (instanceof_function(ce, *twig_template_ce TSRMLS_CC)) {
return 0;
}
}
add_assoc_stringl_ex(retval, item, item_len+1, item, item_len, 0);
return 0;
}
static int twig_add_property_to_class(void *pDest APPLY_TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
{
zend_class_entry *ce;
zval *retval;
char *class_name, *prop_name;
zend_property_info *pptr = (zend_property_info *) pDest;
APPLY_TSRMLS_FETCH();
if (!(pptr->flags & ZEND_ACC_PUBLIC) || (pptr->flags & ZEND_ACC_STATIC)) {
return 0;
}
ce = *va_arg(args, zend_class_entry**);
retval = va_arg(args, zval*);
#if PHP_API_VERSION >= 20100412
zend_unmangle_property_name(pptr->name, pptr->name_length, (const char **) &class_name, (const char **) &prop_name);
#else
zend_unmangle_property_name(pptr->name, pptr->name_length, &class_name, &prop_name);
#endif
add_assoc_string(retval, prop_name, prop_name, 1);
return 0;
}
static void twig_add_class_to_cache(zval *cache, zval *object, char *class_name TSRMLS_DC)
{
zval *class_info, *class_methods, *class_properties;
zend_class_entry *class_ce;
class_ce = zend_get_class_entry(object TSRMLS_CC);
ALLOC_INIT_ZVAL(class_info);
ALLOC_INIT_ZVAL(class_methods);
ALLOC_INIT_ZVAL(class_properties);
array_init(class_info);
array_init(class_methods);
array_init(class_properties);
// add all methods to self::cache[$class]['methods']
zend_hash_apply_with_arguments(&class_ce->function_table APPLY_TSRMLS_CC, twig_add_method_to_class, 2, &class_ce, class_methods);
zend_hash_apply_with_arguments(&class_ce->properties_info APPLY_TSRMLS_CC, twig_add_property_to_class, 2, &class_ce, class_properties);
add_assoc_zval(class_info, "methods", class_methods);
add_assoc_zval(class_info, "properties", class_properties);
add_assoc_zval(cache, class_name, class_info);
}
/* {{{ proto mixed twig_template_get_attributes(TwigTemplate template, mixed object, mixed item, array arguments, string type, boolean isDefinedTest, boolean ignoreStrictCheck)
A C implementation of TwigTemplate::getAttribute() */
PHP_FUNCTION(twig_template_get_attributes)
{
zval *template;
zval *object;
char *item;
int item_len;
zval *zitem, ztmpitem;
zval *arguments = NULL;
zval *ret = NULL;
char *type = NULL;
int type_len = 0;
zend_bool isDefinedTest = 0;
zend_bool ignoreStrictCheck = 0;
int free_ret = 0;
zval *tmp_self_cache;
char *class_name = NULL;
zval *tmp_class;
char *type_name;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ozz|asbb", &template, &object, &zitem, &arguments, &type, &type_len, &isDefinedTest, &ignoreStrictCheck) == FAILURE) {
return;
}
// convert the item to a string
ztmpitem = *zitem;
zval_copy_ctor(&ztmpitem);
convert_to_string(&ztmpitem);
item_len = Z_STRLEN(ztmpitem);
item = estrndup(Z_STRVAL(ztmpitem), item_len);
zval_dtor(&ztmpitem);
if (!type) {
type = "any";
}
/*
// array
if (Twig_Template::METHOD_CALL !== $type) {
$arrayItem = is_bool($item) || is_float($item) ? (int) $item : $item;
if ((is_array($object) && array_key_exists($arrayItem, $object))
|| ($object instanceof ArrayAccess && isset($object[$arrayItem]))
) {
if ($isDefinedTest) {
return true;
}
return $object[$arrayItem];
}
*/
if (strcmp("method", type) != 0) {
if ((TWIG_ARRAY_KEY_EXISTS(object, zitem))
|| (TWIG_INSTANCE_OF(object, zend_ce_arrayaccess TSRMLS_CC) && TWIG_ISSET_ARRAYOBJECT_ELEMENT(object, zitem TSRMLS_CC))
) {
if (isDefinedTest) {
efree(item);
RETURN_TRUE;
}
ret = TWIG_GET_ARRAY_ELEMENT_ZVAL(object, zitem TSRMLS_CC);
if (!ret) {
ret = &EG(uninitialized_zval);
}
RETVAL_ZVAL(ret, 1, 0);
if (free_ret) {
zval_ptr_dtor(&ret);
}
efree(item);
return;
}
/*
if (Twig_Template::ARRAY_CALL === $type) {
if ($isDefinedTest) {
return false;
}
if ($ignoreStrictCheck || !$this->env->isStrictVariables()) {
return null;
}
*/
if (strcmp("array", type) == 0 || Z_TYPE_P(object) != IS_OBJECT) {
if (isDefinedTest) {
efree(item);
RETURN_FALSE;
}
if (ignoreStrictCheck || !TWIG_CALL_BOOLEAN(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "isStrictVariables" TSRMLS_CC)) {
efree(item);
return;
}
/*
if ($object instanceof ArrayAccess) {
$message = sprintf('Key "%s" in object with ArrayAccess of class "%s" does not exist', $arrayItem, get_class($object));
} elseif (is_object($object)) {
$message = sprintf('Impossible to access a key "%s" on an object of class "%s" that does not implement ArrayAccess interface', $item, get_class($object));
} elseif (is_array($object)) {
if (empty($object)) {
$message = sprintf('Key "%s" does not exist as the array is empty', $arrayItem);
} else {
$message = sprintf('Key "%s" for array with keys "%s" does not exist', $arrayItem, implode(', ', array_keys($object)));
}
} elseif (Twig_Template::ARRAY_CALL === $type) {
if (null === $object) {
$message = sprintf('Impossible to access a key ("%s") on a null variable', $item);
} else {
$message = sprintf('Impossible to access a key ("%s") on a %s variable ("%s")', $item, gettype($object), $object);
}
} elseif (null === $object) {
$message = sprintf('Impossible to access an attribute ("%s") on a null variable', $item);
} else {
$message = sprintf('Impossible to access an attribute ("%s") on a %s variable ("%s")', $item, gettype($object), $object);
}
throw new Twig_Error_Runtime($message, -1, $this->getTemplateName());
}
}
*/
if (TWIG_INSTANCE_OF(object, zend_ce_arrayaccess TSRMLS_CC)) {
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Key \"%s\" in object with ArrayAccess of class \"%s\" does not exist.", item, TWIG_GET_CLASS_NAME(object TSRMLS_CC));
} else if (Z_TYPE_P(object) == IS_OBJECT) {
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Impossible to access a key \"%s\" on an object of class \"%s\" that does not implement ArrayAccess interface.", item, TWIG_GET_CLASS_NAME(object TSRMLS_CC));
} else if (Z_TYPE_P(object) == IS_ARRAY) {
if (0 == zend_hash_num_elements(Z_ARRVAL_P(object))) {
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Key \"%s\" does not exist as the array is empty.", item);
} else {
char *array_keys = TWIG_IMPLODE_ARRAY_KEYS(", ", object TSRMLS_CC);
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Key \"%s\" for array with keys \"%s\" does not exist.", item, array_keys);
efree(array_keys);
}
} else {
char *type_name = zend_zval_type_name(object);
Z_ADDREF_P(object);
if (Z_TYPE_P(object) == IS_NULL) {
convert_to_string(object);
TWIG_RUNTIME_ERROR(template TSRMLS_CC,
(strcmp("array", type) == 0)
? "Impossible to access a key (\"%s\") on a %s variable."
: "Impossible to access an attribute (\"%s\") on a %s variable.",
item, type_name);
} else {
convert_to_string(object);
TWIG_RUNTIME_ERROR(template TSRMLS_CC,
(strcmp("array", type) == 0)
? "Impossible to access a key (\"%s\") on a %s variable (\"%s\")."
: "Impossible to access an attribute (\"%s\") on a %s variable (\"%s\").",
item, type_name, Z_STRVAL_P(object));
}
zval_ptr_dtor(&object);
}
efree(item);
return;
}
}
/*
if (!is_object($object)) {
if ($isDefinedTest) {
return false;
}
*/
if (Z_TYPE_P(object) != IS_OBJECT) {
if (isDefinedTest) {
efree(item);
RETURN_FALSE;
}
/*
if ($ignoreStrictCheck || !$this->env->isStrictVariables()) {
return null;
}
if (null === $object) {
$message = sprintf('Impossible to invoke a method ("%s") on a null variable', $item);
} else {
$message = sprintf('Impossible to invoke a method ("%s") on a %s variable ("%s")', $item, gettype($object), $object);
}
throw new Twig_Error_Runtime($message, -1, $this->getTemplateName());
}
*/
if (ignoreStrictCheck || !TWIG_CALL_BOOLEAN(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "isStrictVariables" TSRMLS_CC)) {
efree(item);
return;
}
type_name = zend_zval_type_name(object);
Z_ADDREF_P(object);
if (Z_TYPE_P(object) == IS_NULL) {
convert_to_string_ex(&object);
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Impossible to invoke a method (\"%s\") on a %s variable.", item, type_name);
} else {
convert_to_string_ex(&object);
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Impossible to invoke a method (\"%s\") on a %s variable (\"%s\").", item, type_name, Z_STRVAL_P(object));
}
zval_ptr_dtor(&object);
efree(item);
return;
}
/*
$class = get_class($object);
*/
class_name = TWIG_GET_CLASS_NAME(object TSRMLS_CC);
tmp_self_cache = TWIG_GET_STATIC_PROPERTY(template, "cache" TSRMLS_CC);
tmp_class = TWIG_GET_ARRAY_ELEMENT(tmp_self_cache, class_name, strlen(class_name) TSRMLS_CC);
if (!tmp_class) {
twig_add_class_to_cache(tmp_self_cache, object, class_name TSRMLS_CC);
tmp_class = TWIG_GET_ARRAY_ELEMENT(tmp_self_cache, class_name, strlen(class_name) TSRMLS_CC);
}
efree(class_name);
/*
// object property
if (Twig_Template::METHOD_CALL !== $type && !$object instanceof Twig_Template) {
if (isset($object->$item) || array_key_exists((string) $item, $object)) {
if ($isDefinedTest) {
return true;
}
if ($this->env->hasExtension('Twig_Extension_Sandbox')) {
$this->env->getExtension('Twig_Extension_Sandbox')->checkPropertyAllowed($object, $item);
}
return $object->$item;
}
}
*/
if (strcmp("method", type) != 0 && !TWIG_INSTANCE_OF_USERLAND(object, "Twig_Template" TSRMLS_CC)) {
zval *tmp_properties, *tmp_item;
tmp_properties = TWIG_GET_ARRAY_ELEMENT(tmp_class, "properties", strlen("properties") TSRMLS_CC);
tmp_item = TWIG_GET_ARRAY_ELEMENT(tmp_properties, item, item_len TSRMLS_CC);
if (tmp_item || TWIG_HAS_PROPERTY(object, zitem TSRMLS_CC) || TWIG_HAS_DYNAMIC_PROPERTY(object, item, item_len TSRMLS_CC)) {
if (isDefinedTest) {
efree(item);
RETURN_TRUE;
}
if (TWIG_CALL_SB(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "hasExtension", "Twig_Extension_Sandbox" TSRMLS_CC)) {
TWIG_CALL_ZZ(TWIG_CALL_S(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "getExtension", "Twig_Extension_Sandbox" TSRMLS_CC), "checkPropertyAllowed", object, zitem TSRMLS_CC);
}
if (EG(exception)) {
efree(item);
return;
}
ret = TWIG_PROPERTY(object, zitem TSRMLS_CC);
efree(item);
RETURN_ZVAL(ret, 1, 0);
}
}
/*
// object method
if (!isset(self::$cache[$class]['methods'])) {
if ($object instanceof self) {
$ref = new ReflectionClass($class);
$methods = array();
foreach ($ref->getMethods(ReflectionMethod::IS_PUBLIC) as $refMethod) {
$methodName = strtolower($refMethod->name);
// Accessing the environment from templates is forbidden to prevent untrusted changes to the environment
if ('getenvironment' !== $methodName) {
$methods[$methodName] = true;
}
}
self::$cache[$class]['methods'] = $methods;
} else {
self::$cache[$class]['methods'] = array_change_key_case(array_flip(get_class_methods($object)));
}
}
$call = false;
$lcItem = strtolower($item);
if (isset(self::$cache[$class]['methods'][$lcItem])) {
$method = (string) $item;
} elseif (isset(self::$cache[$class]['methods']['get'.$lcItem])) {
$method = 'get'.$item;
} elseif (isset(self::$cache[$class]['methods']['is'.$lcItem])) {
$method = 'is'.$item;
} elseif (isset(self::$cache[$class]['methods']['__call'])) {
$method = (string) $item;
$call = true;
*/
{
int call = 0;
char *lcItem = TWIG_STRTOLOWER(item, item_len);
int lcItem_length;
char *method = NULL;
char *methodForDeprecation = NULL;
char *tmp_method_name_get;
char *tmp_method_name_is;
zval *zmethod;
zval *tmp_methods;
lcItem_length = strlen(lcItem);
tmp_method_name_get = emalloc(4 + lcItem_length);
tmp_method_name_is = emalloc(3 + lcItem_length);
sprintf(tmp_method_name_get, "get%s", lcItem);
sprintf(tmp_method_name_is, "is%s", lcItem);
tmp_methods = TWIG_GET_ARRAY_ELEMENT(tmp_class, "methods", strlen("methods") TSRMLS_CC);
methodForDeprecation = emalloc(item_len + 1);
sprintf(methodForDeprecation, "%s", item);
if (TWIG_GET_ARRAY_ELEMENT(tmp_methods, lcItem, lcItem_length TSRMLS_CC)) {
method = item;
} else if (TWIG_GET_ARRAY_ELEMENT(tmp_methods, tmp_method_name_get, lcItem_length + 3 TSRMLS_CC)) {
method = tmp_method_name_get;
} else if (TWIG_GET_ARRAY_ELEMENT(tmp_methods, tmp_method_name_is, lcItem_length + 2 TSRMLS_CC)) {
method = tmp_method_name_is;
} else if (TWIG_GET_ARRAY_ELEMENT(tmp_methods, "__call", 6 TSRMLS_CC)) {
method = item;
call = 1;
/*
} else {
if ($isDefinedTest) {
return false;
}
if ($ignoreStrictCheck || !$this->env->isStrictVariables()) {
return null;
}
throw new Twig_Error_Runtime(sprintf('Method "%s" for object "%s" does not exist.', $item, get_class($object)), -1, $this->getTemplateName());
}
if ($isDefinedTest) {
return true;
}
*/
} else {
efree(tmp_method_name_get);
efree(tmp_method_name_is);
efree(lcItem);
if (isDefinedTest) {
efree(item);
RETURN_FALSE;
}
if (ignoreStrictCheck || !TWIG_CALL_BOOLEAN(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "isStrictVariables" TSRMLS_CC)) {
efree(item);
return;
}
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Neither the property \"%s\" nor one of the methods \"%s()\", \"get%s()\"/\"is%s()\" or \"__call()\" exist and have public access in class \"%s\".", item, item, item, item, TWIG_GET_CLASS_NAME(object TSRMLS_CC));
efree(item);
return;
}
if (isDefinedTest) {
efree(tmp_method_name_get);
efree(tmp_method_name_is);
efree(lcItem);efree(item);
RETURN_TRUE;
}
/*
if ($this->env->hasExtension('Twig_Extension_Sandbox')) {
$this->env->getExtension('Twig_Extension_Sandbox')->checkMethodAllowed($object, $method);
}
*/
MAKE_STD_ZVAL(zmethod);
ZVAL_STRING(zmethod, method, 1);
if (TWIG_CALL_SB(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "hasExtension", "Twig_Extension_Sandbox" TSRMLS_CC)) {
TWIG_CALL_ZZ(TWIG_CALL_S(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "getExtension", "Twig_Extension_Sandbox" TSRMLS_CC), "checkMethodAllowed", object, zmethod TSRMLS_CC);
}
zval_ptr_dtor(&zmethod);
if (EG(exception)) {
efree(tmp_method_name_get);
efree(tmp_method_name_is);
efree(lcItem);efree(item);
return;
}
/*
// Some objects throw exceptions when they have __call, and the method we try
// to call is not supported. If ignoreStrictCheck is true, we should return null.
try {
$ret = call_user_func_array(array($object, $method), $arguments);
} catch (BadMethodCallException $e) {
if ($call && ($ignoreStrictCheck || !$this->env->isStrictVariables())) {
return null;
}
throw $e;
}
*/
ret = TWIG_CALL_USER_FUNC_ARRAY(object, method, arguments TSRMLS_CC);
if (EG(exception) && TWIG_INSTANCE_OF(EG(exception), spl_ce_BadMethodCallException TSRMLS_CC)) {
if (ignoreStrictCheck || !TWIG_CALL_BOOLEAN(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "isStrictVariables" TSRMLS_CC)) {
efree(tmp_method_name_get);
efree(tmp_method_name_is);
efree(lcItem);efree(item);
zend_clear_exception(TSRMLS_C);
return;
}
}
free_ret = 1;
efree(tmp_method_name_get);
efree(tmp_method_name_is);
efree(lcItem);
/*
// @deprecated in 1.28
if ($object instanceof Twig_TemplateInterface) {
$self = $object->getTemplateName() === $this->getTemplateName();
$message = sprintf('Calling "%s" on template "%s" from template "%s" is deprecated since version 1.28 and won\'t be supported anymore in 2.0.', $item, $object->getTemplateName(), $this->getTemplateName());
if ('renderBlock' === $method || 'displayBlock' === $method) {
$message .= sprintf(' Use block("%s"%s) instead).', $arguments[0], $self ? '' : ', template');
} elseif ('hasBlock' === $method) {
$message .= sprintf(' Use "block("%s"%s) is defined" instead).', $arguments[0], $self ? '' : ', template');
} elseif ('render' === $method || 'display' === $method) {
$message .= sprintf(' Use include("%s") instead).', $object->getTemplateName());
}
@trigger_error($message, E_USER_DEPRECATED);
return $ret === '' ? '' : new Twig_Markup($ret, $this->env->getCharset());
}
return $ret;
*/
efree(item);
// ret can be null, if e.g. the called method throws an exception
if (ret) {
if (TWIG_INSTANCE_OF_USERLAND(object, "Twig_TemplateInterface" TSRMLS_CC)) {
int self;
int old_error_reporting;
zval *object_filename;
zval *this_filename;
zval *filename_func;
char *deprecation_message_complement = NULL;
char *deprecation_message = NULL;
MAKE_STD_ZVAL(object_filename);
MAKE_STD_ZVAL(this_filename);
MAKE_STD_ZVAL(filename_func);
// Get templates names
ZVAL_STRINGL(filename_func, "getTemplateName", sizeof("getTemplateName")-1, 1);
call_user_function(EG(function_table), &object, filename_func, object_filename, 0, 0 TSRMLS_CC);
ZVAL_STRINGL(filename_func, "getTemplateName", sizeof("getTemplateName")-1, 1);
call_user_function(EG(function_table), &template, filename_func, this_filename, 0, 0 TSRMLS_CC);
self = (strcmp(Z_STRVAL_P(object_filename), Z_STRVAL_P(this_filename)) == 0);
if (strcmp(methodForDeprecation, "renderBlock") == 0 || strcmp(methodForDeprecation, "displayBlock") == 0) {
zval **arg0;
zend_hash_index_find(HASH_OF(arguments), 0, (void **) &arg0);
asprintf(
&deprecation_message_complement,
" Use block(\"%s\"%s) instead).",
Z_STRVAL_PP(arg0),
self ? "" : ", template"
);
} else if (strcmp(methodForDeprecation, "hasBlock") == 0) {
zval **arg0;
zend_hash_index_find(HASH_OF(arguments), 0, (void **) &arg0);
asprintf(
&deprecation_message_complement,
" Use \"block(\"%s\"%s) is defined\" instead).",
Z_STRVAL_PP(arg0),
self ? "" : ", template"
);
} else if (strcmp(methodForDeprecation, "render") == 0 || strcmp(methodForDeprecation, "display") == 0) {
asprintf(
&deprecation_message_complement,
" Use include(\"%s\") instead).",
Z_STRVAL_P(object_filename)
);
} else {
deprecation_message_complement = (char*)calloc(0, sizeof(char));
}
asprintf(
&deprecation_message,
"Calling \"%s\" on template \"%s\" from template \"%s\" is deprecated since version 1.28 and won't be supported anymore in 2.0.%s",
methodForDeprecation,
Z_STRVAL_P(object_filename),
Z_STRVAL_P(this_filename),
deprecation_message_complement
);
old_error_reporting = EG(error_reporting);
EG(error_reporting) = 0;
zend_error(E_USER_DEPRECATED, "%s", deprecation_message);
EG(error_reporting) = old_error_reporting;
FREE_DTOR(filename_func)
FREE_DTOR(object_filename)
FREE_DTOR(this_filename)
free(deprecation_message);
free(deprecation_message_complement);
if (Z_STRLEN_P(ret) != 0) {
zval *charset = TWIG_CALL_USER_FUNC_ARRAY(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "getCharset", NULL TSRMLS_CC);
TWIG_NEW(return_value, "Twig_Markup", ret, charset TSRMLS_CC);
zval_ptr_dtor(&charset);
if (ret) {
zval_ptr_dtor(&ret);
}
efree(methodForDeprecation);
return;
}
}
RETVAL_ZVAL(ret, 1, 0);
if (free_ret) {
zval_ptr_dtor(&ret);
}
}
efree(methodForDeprecation);
}
}