--- /dev/null
+/*
+ +----------------------------------------------------------------------+
+ | 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);
+ }
+}
projects / yaffs-website / blobdiff