Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with
or
.
Download ZIP
branch: master
Fetching contributors…

Cannot retrieve contributors at this time

1296 lines (1049 sloc) 36.857 kB
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2012 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. |
+----------------------------------------------------------------------+
| Author: Jani Taskinen <jani.taskinen@iki.fi> |
| Author: Patrick Reilly <preilly@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#define V8JS_DEBUG 0
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
extern "C" {
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "ext/standard/php_string.h"
#include "ext/standard/php_smart_str.h"
#include "zend_exceptions.h"
#include "php_v8js.h"
}
#include <v8.h>
#include "php_v8js_macros.h"
/* Forward declarations */
static void php_v8js_throw_exception(v8::TryCatch * TSRMLS_DC);
static void php_v8js_create_exception(zval *, v8::TryCatch * TSRMLS_DC);
/* Module globals */
ZEND_BEGIN_MODULE_GLOBALS(v8js)
int v8_initialized;
HashTable *extensions;
v8::Persistent<v8::FunctionTemplate> global_template;
int disposed_contexts; /* Disposed contexts since last time V8 did GC */
/* Ini globals */
char *v8_flags; /* V8 command line flags */
int max_disposed_contexts; /* Max disposed context allowed before forcing V8 GC */
ZEND_END_MODULE_GLOBALS(v8js)
#ifdef ZTS
# define V8JSG(v) TSRMG(v8js_globals_id, zend_v8js_globals *, v)
#else
# define V8JSG(v) (v8js_globals.v)
#endif
ZEND_DECLARE_MODULE_GLOBALS(v8js)
/* {{{ INI Settings */
static ZEND_INI_MH(v8js_OnUpdateMaxDisposedContexts) /* {{{ */
{
int max_disposed = zend_atoi(new_value, new_value_length);
if (max_disposed <= 0) {
return FAILURE;
}
V8JSG(max_disposed_contexts) = max_disposed;
return SUCCESS;
}
/* }}} */
static ZEND_INI_MH(v8js_OnUpdateV8Flags) /* {{{ */
{
if (new_value) {
if (V8JSG(v8_flags)) {
free(V8JSG(v8_flags));
V8JSG(v8_flags) = NULL;
}
if (!new_value[0]) {
return FAILURE;
}
V8JSG(v8_flags) = zend_strndup(new_value, new_value_length);
}
return SUCCESS;
}
/* }}} */
ZEND_INI_BEGIN() /* {{{ */
ZEND_INI_ENTRY("v8js.max_disposed_contexts", "25", ZEND_INI_ALL, v8js_OnUpdateMaxDisposedContexts)
ZEND_INI_ENTRY("v8js.flags", NULL, ZEND_INI_ALL, v8js_OnUpdateV8Flags)
ZEND_INI_END()
/* }}} */
/* }}} INI */
/* {{{ Class Entries */
zend_class_entry *php_ce_v8_object;
zend_class_entry *php_ce_v8_function;
static zend_class_entry *php_ce_v8js;
static zend_class_entry *php_ce_v8js_exception;
/* }}} */
/* {{{ Object Handlers */
static zend_object_handlers v8js_object_handlers;
static zend_object_handlers v8_object_handlers;
/* }}} */
/* {{{ Extension container */
struct php_v8js_jsext {
zend_bool auto_enable;
HashTable *deps_ht;
const char **deps;
int deps_count;
char *name;
char *source;
};
/* }}} */
/* {{{ Context container */
struct php_v8js_ctx {
zend_object std;
v8::Persistent<v8::String> object_name;
v8::Persistent<v8::Context> context;
zend_bool report_uncaught;
zval *pending_exception;
int in_execution;
};
/* }}} */
/* {{{ Object container */
struct php_v8js_object {
zend_object std;
v8::Persistent<v8::Value> v8obj;
int flags;
};
/* }}} */
#ifdef COMPILE_DL_V8JS
ZEND_GET_MODULE(v8js)
#endif
/* {{{ Class: V8 */
#define V8JS_V8_INVOKE_FUNC_NAME "V8Js::V8::Invoke"
/* V8 Object handlers */
static zval *php_v8js_v8_read_property(zval *object, zval *member, int type ZEND_HASH_KEY_DC TSRMLS_DC) /* {{{ */
{
zval *retval = NULL;
php_v8js_object *obj = (php_v8js_object *) zend_object_store_get_object(object TSRMLS_CC);
if (Z_TYPE_P(member) == IS_STRING && obj->v8obj->IsObject() && !obj->v8obj->IsFunction())
{
v8::Local<v8::Object> jsObj = obj->v8obj->ToObject();
v8::Local<v8::String> jsKey = V8JS_STRL(Z_STRVAL_P(member), Z_STRLEN_P(member));
v8::Local<v8::Value> jsVal;
/* Skip any prototype properties */
if (jsObj->HasRealNamedProperty(jsKey) || jsObj->HasRealNamedCallbackProperty(jsKey)) {
jsVal = jsObj->Get(jsKey);
if (jsVal->IsObject()) {
ALLOC_INIT_ZVAL(retval);
Z_SET_REFCOUNT_P(retval, 0);
} else {
MAKE_STD_ZVAL(retval);
}
if (v8js_to_zval(jsVal, retval, obj->flags TSRMLS_CC) == SUCCESS) {
return retval;
}
}
}
ALLOC_INIT_ZVAL(retval);
return retval;
}
/* }}} */
static void php_v8js_v8_write_property(zval *object, zval *member, zval *value ZEND_HASH_KEY_DC TSRMLS_DC) /* {{{ */
{
php_v8js_object *obj = (php_v8js_object *) zend_object_store_get_object(object TSRMLS_CC);
if (obj->v8obj->IsObject() && !obj->v8obj->IsFunction()) {
obj->v8obj->ToObject()->ForceSet(V8JS_SYML(Z_STRVAL_P(member), Z_STRLEN_P(member)), zval_to_v8js(value TSRMLS_CC));
}
}
/* }}} */
static void php_v8js_v8_unset_property(zval *object, zval *member ZEND_HASH_KEY_DC TSRMLS_DC) /* {{{ */
{
php_v8js_object *obj = (php_v8js_object *) zend_object_store_get_object(object TSRMLS_CC);
if (obj->v8obj->IsObject() && !obj->v8obj->IsFunction()) {
obj->v8obj->ToObject()->ForceDelete(V8JS_SYML(Z_STRVAL_P(member), Z_STRLEN_P(member)));
}
}
/* }}} */
int php_v8js_v8_get_properties_hash(v8::Handle<v8::Value> jsValue, HashTable *retval, int flags TSRMLS_DC) /* {{{ */
{
v8::Local<v8::Object> jsObj = jsValue->ToObject();
if (!jsObj.IsEmpty()) {
v8::Local<v8::Array> jsKeys = jsObj->GetPropertyNames();
for (unsigned i = 0; i < jsKeys->Length(); i++)
{
v8::Local<v8::String> jsKey = jsKeys->Get(i)->ToString();
/* Skip any prototype properties */
if (!jsObj->HasRealNamedProperty(jsKey) && !jsObj->HasRealNamedCallbackProperty(jsKey) && !jsObj->HasRealIndexedProperty(i)) {
continue;
}
v8::Local<v8::Value> jsVal = jsObj->Get(jsKey);
v8::String::Utf8Value cstr(jsKey);
const char *key = ToCString(cstr);
zval *value = NULL;
MAKE_STD_ZVAL(value);
if (v8js_to_zval(jsVal, value, flags TSRMLS_CC) == FAILURE) {
zval_ptr_dtor(&value);
return FAILURE;
}
if ((flags & V8JS_FLAG_FORCE_ARRAY) || jsValue->IsArray()) {
zend_symtable_update(retval, key, strlen(key) + 1, (void *)&value, sizeof(zval *), NULL);
} else {
zend_hash_update(retval, key, strlen(key) + 1, (void *) &value, sizeof(zval *), NULL);
}
}
return SUCCESS;
}
return FAILURE;
}
/* }}} */
static HashTable *php_v8js_v8_get_properties(zval *object TSRMLS_DC) /* {{{ */
{
php_v8js_object *obj = (php_v8js_object *) zend_object_store_get_object(object TSRMLS_CC);
HashTable *retval;
ALLOC_HASHTABLE(retval);
zend_hash_init(retval, 0, NULL, ZVAL_PTR_DTOR, 0);
v8::HandleScope local_scope;
v8::Handle<v8::Context> temp_context = v8::Context::New();
v8::Context::Scope temp_scope(temp_context);
if (php_v8js_v8_get_properties_hash(obj->v8obj, retval, obj->flags TSRMLS_CC) == SUCCESS) {
return retval;
}
return NULL;
}
/* }}} */
static HashTable *php_v8js_v8_get_debug_info(zval *object, int *is_temp TSRMLS_DC) /* {{{ */
{
*is_temp = 1;
return php_v8js_v8_get_properties(object TSRMLS_CC);
}
/* }}} */
static zend_function *php_v8js_v8_get_method(zval **object_ptr, char *method, int method_len ZEND_HASH_KEY_DC TSRMLS_DC) /* {{{ */
{
zend_function *f;
v8::Local<v8::String> jsKey = V8JS_STRL(method, method_len);
php_v8js_object *obj = (php_v8js_object *) zend_object_store_get_object(*object_ptr TSRMLS_CC);
if (!obj->v8obj.IsEmpty() && obj->v8obj->IsObject() && !obj->v8obj->IsFunction()) {
v8::Local<v8::Object> jsObj = obj->v8obj->ToObject();
if (jsObj->Has(jsKey) && jsObj->Get(jsKey)->IsFunction()) {
f = (zend_function *) ecalloc(1, sizeof(*f));
f->type = ZEND_OVERLOADED_FUNCTION_TEMPORARY;
f->common.function_name = estrndup(method, method_len);
return f;
}
}
return NULL;
}
/* }}} */
#if PHP_VERSION_ID >= 50400
static int php_v8js_v8_call_method(const char *method, INTERNAL_FUNCTION_PARAMETERS) /* {{{ */
#else
static int php_v8js_v8_call_method(char *method, INTERNAL_FUNCTION_PARAMETERS) /* {{{ */
#endif
{
zval *object = this_ptr, ***argv = NULL;
int i = 0, argc = ZEND_NUM_ARGS();
php_v8js_object *obj;
obj = (php_v8js_object *) zend_object_store_get_object(object TSRMLS_CC);
if (obj->v8obj.IsEmpty()) {
zval_ptr_dtor(&object);
return FAILURE;
}
if (argc > 0) {
argv = (zval***)safe_emalloc(sizeof(zval**), argc, 0);
zend_get_parameters_array_ex(argc, argv);
}
v8::Local<v8::String> method_name = V8JS_SYML(method, strlen(method));
v8::Local<v8::Object> v8obj = obj->v8obj->ToObject();
v8::Local<v8::Function> cb;
if (method_name->Equals(V8JS_SYM(V8JS_V8_INVOKE_FUNC_NAME))) {
cb = v8::Local<v8::Function>::Cast(v8obj);
} else {
cb = v8::Local<v8::Function>::Cast(v8obj->Get(method_name));
}
v8::Local<v8::Value> *jsArgv = new v8::Local<v8::Value>[argc];
v8::Local<v8::Value> js_retval;
for (i = 0; i < argc; i++) {
jsArgv[i] = v8::Local<v8::Value>::New(zval_to_v8js(*argv[i] TSRMLS_CC));
}
js_retval = cb->Call(V8JS_GLOBAL, argc, jsArgv);
zval_ptr_dtor(&object);
if (argc > 0) {
efree(argv);
}
if (return_value_used) {
return v8js_to_zval(js_retval, return_value, obj->flags TSRMLS_CC);
}
return SUCCESS;
}
/* }}} */
static int php_v8js_v8_get_closure(zval *object, zend_class_entry **ce_ptr, zend_function **fptr_ptr, zval **zobj_ptr TSRMLS_DC) /* {{{ */
{
zend_function *invoke;
php_v8js_object *obj = (php_v8js_object *) zend_object_store_get_object(object TSRMLS_CC);
if (!obj->v8obj->IsFunction()) {
return FAILURE;
}
invoke = (zend_function *) ecalloc(1, sizeof(*invoke));
invoke->type = ZEND_OVERLOADED_FUNCTION_TEMPORARY;
invoke->common.function_name = estrndup(V8JS_V8_INVOKE_FUNC_NAME, sizeof(V8JS_V8_INVOKE_FUNC_NAME) - 1);
*fptr_ptr = invoke;
if (zobj_ptr) {
*zobj_ptr = object;
}
*ce_ptr = NULL;
return SUCCESS;
}
/* }}} */
static void php_v8js_v8_free_storage(void *object, zend_object_handle handle TSRMLS_DC) /* {{{ */
{
php_v8js_object *c = (php_v8js_object *) object;
zend_object_std_dtor(&c->std TSRMLS_CC);
if (!c->v8obj.IsEmpty()) {
c->v8obj.Dispose();
}
efree(object);
}
/* }}} */
static zend_object_value php_v8js_v8_new(zend_class_entry *ce TSRMLS_DC) /* {{{ */
{
zend_object_value retval;
php_v8js_object *c;
c = (php_v8js_object *) ecalloc(1, sizeof(*c));
zend_object_std_init(&c->std, ce TSRMLS_CC);
retval.handle = zend_objects_store_put(c, NULL, (zend_objects_free_object_storage_t) php_v8js_v8_free_storage, NULL TSRMLS_CC);
retval.handlers = &v8_object_handlers;
return retval;
}
/* }}} */
void php_v8js_create_v8(zval *res, v8::Handle<v8::Value> value, int flags TSRMLS_DC) /* {{{ */
{
php_v8js_object *c;
object_init_ex(res, value->IsFunction() ? php_ce_v8_function : php_ce_v8_object);
c = (php_v8js_object *) zend_object_store_get_object(res TSRMLS_CC);
c->v8obj = v8::Persistent<v8::Value>::New(value);
c->flags = flags;
}
/* }}} */
/* }}} V8 */
/* {{{ Class: V8Js */
static void php_v8js_free_storage(void *object TSRMLS_DC) /* {{{ */
{
php_v8js_ctx *c = (php_v8js_ctx *) object;
zend_object_std_dtor(&c->std TSRMLS_CC);
if (c->pending_exception) {
zval_ptr_dtor(&c->pending_exception);
}
c->object_name.Dispose();
/* Clear global object, dispose context */
if (!c->context.IsEmpty()) {
c->context.Dispose();
c->context.Clear();
V8JSG(disposed_contexts) = v8::V8::ContextDisposedNotification();
#if V8JS_DEBUG
fprintf(stderr, "Context dispose notification sent (%d)\n", V8JSG(disposed_contexts));
fflush(stderr);
#endif
}
efree(object);
}
/* }}} */
static zend_object_value php_v8js_new(zend_class_entry *ce TSRMLS_DC) /* {{{ */
{
zend_object_value retval;
php_v8js_ctx *c;
c = (php_v8js_ctx *) ecalloc(1, sizeof(*c));
zend_object_std_init(&c->std, ce TSRMLS_CC);
retval.handle = zend_objects_store_put(c, NULL, (zend_objects_free_object_storage_t) php_v8js_free_storage, NULL TSRMLS_CC);
retval.handlers = &v8js_object_handlers;
return retval;
}
/* }}} */
static void _php_v8js_free_ext_strarr(const char **arr, int count) /* {{{ */
{
int i;
if (arr) {
for (i = 0; i < count; i++) {
if (arr[i]) {
free((void *) arr[i]);
}
}
free(arr);
}
}
/* }}} */
static void php_v8js_jsext_dtor(php_v8js_jsext *jsext) /* {{{ */
{
if (jsext->deps_ht) {
zend_hash_destroy(jsext->deps_ht);
free(jsext->deps_ht);
}
if (jsext->deps) {
_php_v8js_free_ext_strarr(jsext->deps, jsext->deps_count);
}
free(jsext->name);
free(jsext->source);
}
/* }}} */
static int _php_v8js_create_ext_strarr(const char ***retval, int count, HashTable *ht) /* {{{ */
{
const char **exts = NULL;
HashPosition pos;
zval **tmp;
int i = 0;
exts = (const char **) calloc(1, count * sizeof(char *));
zend_hash_internal_pointer_reset_ex(ht, &pos);
while (zend_hash_get_current_data_ex(ht, (void **) &tmp, &pos) == SUCCESS) {
if (Z_TYPE_PP(tmp) == IS_STRING) {
exts[i++] = zend_strndup(Z_STRVAL_PP(tmp), Z_STRLEN_PP(tmp));
} else {
_php_v8js_free_ext_strarr(exts, i);
return FAILURE;
}
zend_hash_move_forward_ex(ht, &pos);
}
*retval = exts;
return SUCCESS;
}
/* }}} */
static void php_v8js_fatal_error_handler(const char *location, const char *message) /* {{{ */
{
if (location) {
zend_error(E_ERROR, "%s %s", location, message);
} else {
zend_error(E_ERROR, "%s", message);
}
}
/* }}} */
static void php_v8js_init(TSRMLS_D) /* {{{ */
{
/* Run only once */
if (V8JSG(v8_initialized)) {
return;
}
/* Set V8 command line flags (must be done before V8::Initialize()!) */
if (V8JSG(v8_flags)) {
v8::V8::SetFlagsFromString(V8JSG(v8_flags), strlen(V8JSG(v8_flags)));
}
/* Initialize V8 */
v8::V8::Initialize();
/* Redirect fatal errors to PHP error handler */
v8::V8::SetFatalErrorHandler(php_v8js_fatal_error_handler);
/* Run only once */
V8JSG(v8_initialized) = 1;
}
/* }}} */
/* {{{ proto void V8Js::__construct([string object_name [, array variables [, array extensions [, bool report_uncaught_exceptions]]])
__construct for V8Js */
static PHP_METHOD(V8Js, __construct)
{
char *object_name = NULL, *class_name = NULL;
int object_name_len = 0, free = 0;
zend_uint class_name_len = 0;
zend_bool report_uncaught = 1;
zval *vars_arr = NULL, *exts_arr = NULL;
const char **exts = NULL;
int exts_count = 0;
php_v8js_ctx *c = (php_v8js_ctx *) zend_object_store_get_object(getThis() TSRMLS_CC);
if (!c->context.IsEmpty()) {
/* called __construct() twice, bail out */
return;
}
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|saab", &object_name, &object_name_len, &vars_arr, &exts_arr, &report_uncaught) == FAILURE) {
return;
}
/* Throw PHP exception if uncaught exceptions exist */
c->report_uncaught = report_uncaught;
c->pending_exception = NULL;
c->in_execution = 0;
/* Initialize V8 */
php_v8js_init(TSRMLS_C);
/* Include extensions used by this context */
/* Note: Extensions registered with auto_enable do not need to be added separately like this. */
if (exts_arr)
{
exts_count = zend_hash_num_elements(Z_ARRVAL_P(exts_arr));
if (_php_v8js_create_ext_strarr(&exts, exts_count, Z_ARRVAL_P(exts_arr)) == FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid extensions array passed");
return;
}
}
/* Declare configuration for extensions */
v8::ExtensionConfiguration extension_conf(exts_count, exts);
/* Handle scope */
v8::HandleScope handle_scope;
/* Create global template for global object */
if (V8JSG(global_template).IsEmpty()) {
V8JSG(global_template) = v8::Persistent<v8::FunctionTemplate>::New(v8::FunctionTemplate::New());
V8JSG(global_template)->SetClassName(V8JS_SYM("V8Js"));
/* Register builtin methods */
php_v8js_register_methods(V8JSG(global_template)->InstanceTemplate());
}
/* Create context */
c->context = v8::Context::New(&extension_conf, V8JSG(global_template)->InstanceTemplate());
if (exts) {
_php_v8js_free_ext_strarr(exts, exts_count);
}
/* If extensions have errors, context will be empty. (NOTE: This is V8 stuff, they expect the passed sources to compile :) */
if (c->context.IsEmpty()) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to create V8 context. Check that registered extensions do not have errors.");
ZVAL_NULL(getThis());
return;
}
/* Enter context */
v8::Context::Scope context_scope(c->context);
/* Create the PHP container object's function template */
v8::Local<v8::FunctionTemplate> php_obj_t = v8::FunctionTemplate::New();
/* Set class name for PHP object */
#if PHP_VERSION_ID >= 50400
free = !zend_get_object_classname(getThis(), const_cast<const char**>(&class_name), &class_name_len TSRMLS_CC);
#else
free = !zend_get_object_classname(getThis(), &class_name, &class_name_len TSRMLS_CC);
#endif
php_obj_t->SetClassName(V8JS_SYML(class_name, class_name_len));
if (free) {
efree(class_name);
}
/* Register Get accessor for passed variables */
if (vars_arr && zend_hash_num_elements(Z_ARRVAL_P(vars_arr)) > 0) {
php_v8js_register_accessors(php_obj_t->InstanceTemplate(), vars_arr TSRMLS_CC);
}
/* Set name for the PHP JS object */
c->object_name = v8::Persistent<v8::String>::New((object_name_len) ? V8JS_SYML(object_name, object_name_len) : V8JS_SYM("PHP"));
/* Add the PHP object into global object */
V8JS_GLOBAL->Set(c->object_name, php_obj_t->InstanceTemplate()->NewInstance(), v8::ReadOnly);
}
/* }}} */
#define V8JS_BEGIN_CTX(ctx, object) \
php_v8js_ctx *(ctx); \
\
if (!V8JSG(v8_initialized)) { \
zend_error(E_ERROR, "V8 not initialized"); \
return; \
} \
\
(ctx) = (php_v8js_ctx *) zend_object_store_get_object(object TSRMLS_CC); \
v8::Context::Scope context_scope((ctx)->context);
/* {{{ proto mixed V8Js::executeString(string script [, string identifier [, int flags]])
*/
static PHP_METHOD(V8Js, executeString)
{
char *str = NULL, *identifier = NULL;
int str_len = 0, identifier_len = 0;
long flags = V8JS_FLAG_NONE;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|sl", &str, &str_len, &identifier, &identifier_len, &flags) == FAILURE) {
return;
}
V8JS_BEGIN_CTX(c, getThis())
/* Catch JS exceptions */
v8::TryCatch try_catch;
v8::HandleScope handle_scope;
/* Set script identifier */
v8::Local<v8::String> sname = identifier_len ? V8JS_SYML(identifier, identifier_len) : V8JS_SYM("V8Js::executeString()");
/* Compiles a string context independently. TODO: Add a php function which calls this and returns the result as resource which can be executed later. */
v8::Local<v8::String> source = v8::String::New(str, str_len);
v8::Local<v8::Script> script = v8::Script::New(source, sname);
/* Compile errors? */
if (script.IsEmpty()) {
php_v8js_throw_exception(&try_catch TSRMLS_CC);
return;
}
/* Set flags for runtime use */
V8JS_GLOBAL_SET_FLAGS(flags);
/* Execute script */
c->in_execution++;
v8::Local<v8::Value> result = script->Run();
c->in_execution--;
/* Script possibly terminated, return immediately */
if (!try_catch.CanContinue()) {
/* TODO: throw PHP exception here? */
return;
}
/* There was pending exception left from earlier executions -> throw to PHP */
if (c->pending_exception) {
zend_throw_exception_object(c->pending_exception TSRMLS_CC);
c->pending_exception = NULL;
}
/* Handle runtime JS exceptions */
if (try_catch.HasCaught()) {
/* Pending exceptions are set only in outer caller, inner caller exceptions are always rethrown */
if (c->in_execution < 1) {
/* Report immediately if report_uncaught is true */
if (c->report_uncaught) {
php_v8js_throw_exception(&try_catch TSRMLS_CC);
return;
}
/* Exception thrown from JS, preserve it for future execution */
if (result.IsEmpty()) {
MAKE_STD_ZVAL(c->pending_exception);
php_v8js_create_exception(c->pending_exception, &try_catch TSRMLS_CC);
}
}
/* Rethrow back to JS */
try_catch.ReThrow();
return;
}
/* Convert V8 value to PHP value */
if (!result.IsEmpty()) {
v8js_to_zval(result, return_value, flags TSRMLS_CC);
}
}
/* }}} */
/* {{{ proto mixed V8Js::getPendingException()
*/
static PHP_METHOD(V8Js, getPendingException)
{
php_v8js_ctx *c;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
c = (php_v8js_ctx *) zend_object_store_get_object(getThis() TSRMLS_CC);
if (c->pending_exception) {
RETURN_ZVAL(c->pending_exception, 1, 0);
}
}
/* }}} */
static void php_v8js_persistent_zval_ctor(zval **p) /* {{{ */
{
zval *orig_ptr = *p;
*p = (zval *) malloc(sizeof(zval));
**p = *orig_ptr;
switch (Z_TYPE_P(*p)) {
case IS_STRING:
Z_STRVAL_P(*p) = (char *) zend_strndup(Z_STRVAL_P(*p), Z_STRLEN_P(*p));
break;
default:
zend_bailout();
}
INIT_PZVAL(*p);
}
/* }}} */
static void php_v8js_persistent_zval_dtor(zval **p) /* {{{ */
{
switch (Z_TYPE_P(*p)) {
case IS_STRING:
free(Z_STRVAL_P(*p));
break;
default:
zend_bailout();
}
free(*p);
}
/* }}} */
static int php_v8js_register_extension(char *name, uint name_len, char *source, uint source_len, zval *deps_arr, zend_bool auto_enable TSRMLS_DC) /* {{{ */
{
php_v8js_jsext *jsext = NULL;
if (!V8JSG(extensions)) {
V8JSG(extensions) = (HashTable *) malloc(sizeof(HashTable));
zend_hash_init(V8JSG(extensions), 1, NULL, (dtor_func_t) php_v8js_jsext_dtor, 1);
} else if (zend_hash_exists(V8JSG(extensions), name, name_len + 1)) {
return FAILURE;
}
jsext = (php_v8js_jsext *) calloc(1, sizeof(php_v8js_jsext));
if (deps_arr) {
jsext->deps_count = zend_hash_num_elements(Z_ARRVAL_P(deps_arr));
if (_php_v8js_create_ext_strarr(&jsext->deps, jsext->deps_count, Z_ARRVAL_P(deps_arr)) == FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid dependancy array passed");
php_v8js_jsext_dtor(jsext);
free(jsext);
return FAILURE;
}
}
jsext->auto_enable = auto_enable;
jsext->name = zend_strndup(name, name_len);
jsext->source = zend_strndup(source, source_len);
if (jsext->deps) {
jsext->deps_ht = (HashTable *) malloc(sizeof(HashTable));
zend_hash_init(jsext->deps_ht, jsext->deps_count, NULL, (dtor_func_t) php_v8js_persistent_zval_dtor, 1);
zend_hash_copy(jsext->deps_ht, Z_ARRVAL_P(deps_arr), (copy_ctor_func_t) php_v8js_persistent_zval_ctor, NULL, sizeof(zval *));
}
if (zend_hash_add(V8JSG(extensions), name, name_len + 1, jsext, sizeof(php_v8js_jsext), NULL) == FAILURE) {
php_v8js_jsext_dtor(jsext);
free(jsext);
return FAILURE;
}
v8::Extension *extension = new v8::Extension(jsext->name, jsext->source, jsext->deps_count, jsext->deps);
extension->set_auto_enable(auto_enable ? true : false);
v8::RegisterExtension(extension);
free(jsext);
return SUCCESS;
}
/* }}} */
/* {{{ proto bool V8Js::registerExtension(string ext_name, string script [, array deps [, bool auto_enable]])
*/
static PHP_METHOD(V8Js, registerExtension)
{
char *ext_name, *script;
zval *deps_arr = NULL;
int ext_name_len, script_len;
zend_bool auto_enable = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|ab", &ext_name, &ext_name_len, &script, &script_len, &deps_arr, &auto_enable) == FAILURE) {
return;
}
if (!ext_name_len) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Extension name cannot be empty");
} else if (!script_len) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Script cannot be empty");
} else if (php_v8js_register_extension(ext_name, ext_name_len, script, script_len, deps_arr, auto_enable TSRMLS_CC) == SUCCESS) {
RETURN_TRUE;
}
RETURN_FALSE;
}
/* }}} */
/* ## Static methods ## */
/* {{{ proto array V8Js::getExtensions()
*/
static PHP_METHOD(V8Js, getExtensions)
{
php_v8js_jsext *jsext;
zval *ext, *deps_arr;
HashPosition pos;
ulong index;
char *key;
uint key_len;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
array_init(return_value);
if (V8JSG(extensions)) {
zend_hash_internal_pointer_reset_ex(V8JSG(extensions), &pos);
while (zend_hash_get_current_data_ex(V8JSG(extensions), (void **) &jsext, &pos) == SUCCESS) {
if (zend_hash_get_current_key_ex(V8JSG(extensions), &key, &key_len, &index, 0, &pos) == HASH_KEY_IS_STRING) {
MAKE_STD_ZVAL(ext)
array_init(ext);
add_assoc_bool_ex(ext, ZEND_STRS("auto_enable"), jsext->auto_enable);
if (jsext->deps_ht) {
MAKE_STD_ZVAL(deps_arr);
array_init(deps_arr);
zend_hash_copy(Z_ARRVAL_P(deps_arr), jsext->deps_ht, (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval *));
add_assoc_zval_ex(ext, ZEND_STRS("deps"), deps_arr);
}
add_assoc_zval_ex(return_value, key, key_len, ext);
}
zend_hash_move_forward_ex(V8JSG(extensions), &pos);
}
}
}
/* }}} */
/* {{{ arginfo */
ZEND_BEGIN_ARG_INFO_EX(arginfo_v8js_construct, 0, 0, 0)
ZEND_ARG_INFO(0, object_name)
ZEND_ARG_INFO(0, variables)
ZEND_ARG_INFO(0, extensions)
ZEND_ARG_INFO(0, report_uncaught_exceptions)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_v8js_executestring, 0, 0, 1)
ZEND_ARG_INFO(0, script)
ZEND_ARG_INFO(0, identifier)
ZEND_ARG_INFO(0, flags)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_v8js_getpendingexception, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_v8js_registerextension, 0, 0, 2)
ZEND_ARG_INFO(0, extension_name)
ZEND_ARG_INFO(0, script)
ZEND_ARG_INFO(0, dependencies)
ZEND_ARG_INFO(0, auto_enable)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_v8js_getextensions, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_v8jsexception_no_args, 0)
ZEND_END_ARG_INFO()
/* }}} */
static const zend_function_entry v8js_methods[] = { /* {{{ */
PHP_ME(V8Js, __construct, arginfo_v8js_construct, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR)
PHP_ME(V8Js, executeString, arginfo_v8js_executestring, ZEND_ACC_PUBLIC)
PHP_ME(V8Js, getPendingException, arginfo_v8js_getpendingexception, ZEND_ACC_PUBLIC)
PHP_ME(V8Js, registerExtension, arginfo_v8js_registerextension, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
PHP_ME(V8Js, getExtensions, arginfo_v8js_getextensions, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
{NULL, NULL, NULL}
};
/* }}} */
/* V8Js object handlers */
static void php_v8js_write_property(zval *object, zval *member, zval *value ZEND_HASH_KEY_DC TSRMLS_DC) /* {{{ */
{
V8JS_BEGIN_CTX(c, object)
v8::HandleScope handle_scope;
/* Global PHP JS object */
v8::Local<v8::Object> jsobj = V8JS_GLOBAL->Get(c->object_name)->ToObject();
/* Write value to PHP JS object */
jsobj->ForceSet(V8JS_SYML(Z_STRVAL_P(member), Z_STRLEN_P(member)), zval_to_v8js(value TSRMLS_CC), v8::ReadOnly);
/* Write value to PHP object */
std_object_handlers.write_property(object, member, value ZEND_HASH_KEY_CC TSRMLS_CC);
}
/* }}} */
static void php_v8js_unset_property(zval *object, zval *member ZEND_HASH_KEY_DC TSRMLS_DC) /* {{{ */
{
V8JS_BEGIN_CTX(c, object)
v8::HandleScope handle_scope;
/* Global PHP JS object */
v8::Local<v8::Object> jsobj = V8JS_GLOBAL->Get(c->object_name)->ToObject();
/* Delete value from PHP JS object */
jsobj->ForceDelete(V8JS_SYML(Z_STRVAL_P(member), Z_STRLEN_P(member)));
/* Unset from PHP object */
std_object_handlers.unset_property(object, member ZEND_HASH_KEY_CC TSRMLS_CC);
}
/* }}} */
/* }}} V8Js */
/* {{{ Class: V8JsException */
static void php_v8js_create_exception(zval *return_value, v8::TryCatch *try_catch TSRMLS_DC) /* {{{ */
{
v8::String::Utf8Value exception(try_catch->Exception());
const char *exception_string = ToCString(exception);
v8::Handle<v8::Message> tc_message = try_catch->Message();
const char *filename_string, *sourceline_string;
char *message_string;
int linenum, message_len;
object_init_ex(return_value, php_ce_v8js_exception);
#define PHPV8_EXPROP(type, name, value) \
zend_update_property##type(php_ce_v8js_exception, return_value, #name, sizeof(#name) - 1, value TSRMLS_CC);
if (tc_message.IsEmpty()) {
message_len = spprintf(&message_string, 0, "%s", exception_string);
}
else
{
v8::String::Utf8Value filename(tc_message->GetScriptResourceName());
filename_string = ToCString(filename);
PHPV8_EXPROP(_string, JsFileName, filename_string);
v8::String::Utf8Value sourceline(tc_message->GetSourceLine());
sourceline_string = ToCString(sourceline);
PHPV8_EXPROP(_string, JsSourceLine, sourceline_string);
linenum = tc_message->GetLineNumber();
PHPV8_EXPROP(_long, JsLineNumber, linenum);
message_len = spprintf(&message_string, 0, "%s:%d: %s", filename_string, linenum, exception_string);
v8::String::Utf8Value stacktrace(try_catch->StackTrace());
if (stacktrace.length() > 0) {
const char* stacktrace_string = ToCString(stacktrace);
PHPV8_EXPROP(_string, JsTrace, stacktrace_string);
}
}
PHPV8_EXPROP(_string, message, message_string);
efree(message_string);
}
/* }}} */
static void php_v8js_throw_exception(v8::TryCatch *try_catch TSRMLS_DC) /* {{{ */
{
v8::String::Utf8Value exception(try_catch->Exception());
const char *exception_string = ToCString(exception);
zval *zexception = NULL;
if (try_catch->Message().IsEmpty()) {
zend_throw_exception(php_ce_v8js_exception, (char *) exception_string, 0 TSRMLS_CC);
} else {
MAKE_STD_ZVAL(zexception);
php_v8js_create_exception(zexception, try_catch TSRMLS_CC);
zend_throw_exception_object(zexception TSRMLS_CC);
}
}
/* }}} */
#define V8JS_EXCEPTION_METHOD(property) \
static PHP_METHOD(V8JsException, get##property) \
{ \
zval *value; \
\
if (zend_parse_parameters_none() == FAILURE) { \
return; \
} \
value = zend_read_property(php_ce_v8js_exception, getThis(), #property, sizeof(#property) - 1, 0 TSRMLS_CC); \
*return_value = *value; \
zval_copy_ctor(return_value); \
INIT_PZVAL(return_value); \
}
/* {{{ proto string V8JsException::getJsFileName()
*/
V8JS_EXCEPTION_METHOD(JsFileName);
/* }}} */
/* {{{ proto string V8JsException::getJsLineNumber()
*/
V8JS_EXCEPTION_METHOD(JsLineNumber);
/* }}} */
/* {{{ proto string V8JsException::getJsSourceLine()
*/
V8JS_EXCEPTION_METHOD(JsSourceLine);
/* }}} */
/* {{{ proto string V8JsException::getJsTrace()
*/
V8JS_EXCEPTION_METHOD(JsTrace);
/* }}} */
static const zend_function_entry v8js_exception_methods[] = { /* {{{ */
PHP_ME(V8JsException, getJsFileName, arginfo_v8jsexception_no_args, ZEND_ACC_PUBLIC|ZEND_ACC_FINAL)
PHP_ME(V8JsException, getJsLineNumber, arginfo_v8jsexception_no_args, ZEND_ACC_PUBLIC|ZEND_ACC_FINAL)
PHP_ME(V8JsException, getJsSourceLine, arginfo_v8jsexception_no_args, ZEND_ACC_PUBLIC|ZEND_ACC_FINAL)
PHP_ME(V8JsException, getJsTrace, arginfo_v8jsexception_no_args, ZEND_ACC_PUBLIC|ZEND_ACC_FINAL)
{NULL, NULL, NULL}
};
/* }}} */
/* }}} V8JsException */
/* {{{ PHP_MINIT_FUNCTION
*/
static PHP_MINIT_FUNCTION(v8js)
{
zend_class_entry ce;
/* V8Object Class */
INIT_CLASS_ENTRY(ce, "V8Object", NULL);
php_ce_v8_object = zend_register_internal_class(&ce TSRMLS_CC);
php_ce_v8_object->ce_flags |= ZEND_ACC_FINAL;
php_ce_v8_object->create_object = php_v8js_v8_new;
/* V8Function Class */
INIT_CLASS_ENTRY(ce, "V8Function", NULL);
php_ce_v8_function = zend_register_internal_class(&ce TSRMLS_CC);
php_ce_v8_function->ce_flags |= ZEND_ACC_FINAL;
php_ce_v8_function->create_object = php_v8js_v8_new;
/* V8<Object|Function> handlers */
memcpy(&v8_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
v8_object_handlers.clone_obj = NULL;
v8_object_handlers.cast_object = NULL;
v8_object_handlers.get_constructor = NULL;
v8_object_handlers.get_property_ptr_ptr = NULL;
// v8_object_handlers.has_property = php_v8js_v8_has_property; // Not implemented yet
v8_object_handlers.read_property = php_v8js_v8_read_property;
v8_object_handlers.write_property = php_v8js_v8_write_property;
v8_object_handlers.unset_property = php_v8js_v8_unset_property;
v8_object_handlers.get_properties = php_v8js_v8_get_properties;
v8_object_handlers.get_method = php_v8js_v8_get_method;
v8_object_handlers.call_method = php_v8js_v8_call_method;
v8_object_handlers.get_debug_info = php_v8js_v8_get_debug_info;
v8_object_handlers.get_closure = php_v8js_v8_get_closure;
/* V8Js Class */
INIT_CLASS_ENTRY(ce, "V8Js", v8js_methods);
php_ce_v8js = zend_register_internal_class(&ce TSRMLS_CC);
php_ce_v8js->create_object = php_v8js_new;
/* V8Js handlers */
memcpy(&v8js_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
v8js_object_handlers.clone_obj = NULL;
v8js_object_handlers.write_property = php_v8js_write_property;
v8js_object_handlers.unset_property = php_v8js_unset_property;
/* V8Js Class Constants */
zend_declare_class_constant_string(php_ce_v8js, ZEND_STRL("V8_VERSION"), PHP_V8_VERSION TSRMLS_CC);
zend_declare_class_constant_long(php_ce_v8js, ZEND_STRL("FLAG_NONE"), V8JS_FLAG_NONE TSRMLS_CC);
zend_declare_class_constant_long(php_ce_v8js, ZEND_STRL("FLAG_FORCE_ARRAY"), V8JS_FLAG_FORCE_ARRAY TSRMLS_CC);
/* V8JsException Class */
INIT_CLASS_ENTRY(ce, "V8JsException", v8js_exception_methods);
php_ce_v8js_exception = zend_register_internal_class_ex(&ce, zend_exception_get_default(TSRMLS_C), NULL TSRMLS_CC);
php_ce_v8js_exception->ce_flags |= ZEND_ACC_FINAL;
/* Add custom JS specific properties */
zend_declare_property_null(php_ce_v8js_exception, ZEND_STRL("JsFileName"), ZEND_ACC_PROTECTED TSRMLS_CC);
zend_declare_property_null(php_ce_v8js_exception, ZEND_STRL("JsLineNumber"), ZEND_ACC_PROTECTED TSRMLS_CC);
zend_declare_property_null(php_ce_v8js_exception, ZEND_STRL("JsSourceLine"), ZEND_ACC_PROTECTED TSRMLS_CC);
zend_declare_property_null(php_ce_v8js_exception, ZEND_STRL("JsTrace"), ZEND_ACC_PROTECTED TSRMLS_CC);
REGISTER_INI_ENTRIES();
return SUCCESS;
}
/* }}} */
static void php_v8js_force_v8_gc(void) /* {{{ */
{
#if V8JS_DEBUG
TSRMLS_FETCH();
fprintf(stderr, "############ Running V8 Idle notification: disposed/max_disposed %d/%d ############\n", V8JSG(disposed_contexts), V8JSG(max_disposed_contexts));
fflush(stderr);
#endif
while (!v8::V8::IdleNotification()) {
#if V8JS_DEBUG
fprintf(stderr, ".");
fflush(stderr);
#endif
}
#if V8JS_DEBUG
fprintf(stderr, "\n");
fflush(stderr);
#endif
}
/* }}} */
/* {{{ PHP_MSHUTDOWN_FUNCTION
*/
static PHP_MSHUTDOWN_FUNCTION(v8js)
{
UNREGISTER_INI_ENTRIES();
v8::V8::Dispose();
if (V8JSG(extensions)) {
zend_hash_destroy(V8JSG(extensions));
free(V8JSG(extensions));
V8JSG(extensions) = NULL;
}
if (V8JSG(v8_flags)) {
free(V8JSG(v8_flags));
V8JSG(v8_flags) = NULL;
}
return SUCCESS;
}
/* }}} */
/* {{{ PHP_RSHUTDOWN_FUNCTION
*/
static PHP_RSHUTDOWN_FUNCTION(v8js)
{
#if V8JS_DEBUG
v8::HeapStatistics stats;
v8::V8::GetHeapStatistics(&stats);
float used = stats.used_heap_size() / 1024.0 / 1024.0;
float total = stats.total_heap_size() / 1024.0 / 1024.0;
fprintf(stderr, "### RSHUTDOWN ###\n");
fprintf(stderr, "############ Heap Used/Total %.2f/%.2f MB ############\n", used, total);
fflush(stderr);
#endif
/* Force V8 to do as much GC as possible */
if (V8JSG(max_disposed_contexts) && (V8JSG(disposed_contexts) > V8JSG(max_disposed_contexts))) {
php_v8js_force_v8_gc();
}
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MINFO_FUNCTION
*/
static PHP_MINFO_FUNCTION(v8js)
{
php_info_print_table_start();
php_info_print_table_header(2, "V8 Javascript Engine", "enabled");
php_info_print_table_header(2, "V8 Engine Compiled Version", PHP_V8_VERSION);
php_info_print_table_header(2, "V8 Engine Linked Version", v8::V8::GetVersion());
php_info_print_table_header(2, "Version", V8JS_VERSION);
php_info_print_table_end();
DISPLAY_INI_ENTRIES();
}
/* }}} */
/* {{{ PHP_GINIT_FUNCTION
*/
static PHP_GINIT_FUNCTION(v8js)
{
v8js_globals->extensions = NULL;
v8js_globals->disposed_contexts = 0;
v8js_globals->v8_initialized = 0;
v8js_globals->v8_flags = NULL;
}
/* }}} */
/* {{{ v8js_functions[] */
static const zend_function_entry v8js_functions[] = {
{NULL, NULL, NULL}
};
/* }}} */
/* {{{ v8js_module_entry
*/
zend_module_entry v8js_module_entry = {
STANDARD_MODULE_HEADER_EX,
NULL,
NULL,
"v8js",
v8js_functions,
PHP_MINIT(v8js),
PHP_MSHUTDOWN(v8js),
NULL,
PHP_RSHUTDOWN(v8js),
PHP_MINFO(v8js),
V8JS_VERSION,
PHP_MODULE_GLOBALS(v8js),
PHP_GINIT(v8js),
NULL,
NULL,
STANDARD_MODULE_PROPERTIES_EX
};
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/
Jump to Line
Something went wrong with that request. Please try again.