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axmol/cocos/scripting/js-bindings/manual/ScriptingCore.cpp

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/*
* Created by Rolando Abarca on 3/14/12.
* Copyright (c) 2012 Zynga Inc. All rights reserved.
* Copyright (c) 2013-2016 Chukong Technologies Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "scripting/js-bindings/manual/ScriptingCore.h"
// Removed in Firefox v27, use 'js/OldDebugAPI.h' instead
//#include "jsdbgapi.h"
#include "js/OldDebugAPI.h"
#include "storage/local-storage/LocalStorage.h"
#include "scripting/js-bindings/manual/cocos2d_specifics.hpp"
#include "scripting/js-bindings/auto/jsb_cocos2dx_auto.hpp"
#include "scripting/js-bindings/manual/js_bindings_config.h"
#include "cocos2d.h" // we used cocos2dVersion() ...
// for debug socket
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32 || CC_TARGET_PLATFORM == CC_PLATFORM_WINRT)
#include <io.h>
#include <WS2tcpip.h>
#else
#include <sys/socket.h>
#include <unistd.h>
#include <netdb.h>
#endif
#include <thread>
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <vector>
#include <map>
#ifdef ANDROID
#include <android/log.h>
#include <jni/JniHelper.h>
#include <netinet/in.h>
#endif
#ifdef ANDROID
#define LOG_TAG "ScriptingCore.cpp"
#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG,LOG_TAG,__VA_ARGS__)
#else
#define LOGD(...) js_log(__VA_ARGS__)
#endif
#if COCOS2D_DEBUG
#define TRACE_DEBUGGER_SERVER(...) CCLOG(__VA_ARGS__)
#else
#define TRACE_DEBUGGER_SERVER(...)
#endif // #if COCOS2D_DEBUG
#define BYTE_CODE_FILE_EXT ".jsc"
using namespace cocos2d;
static std::string inData;
static std::string outData;
static std::vector<std::string> g_queue;
static std::mutex g_qMutex;
static std::mutex g_rwMutex;
static int clientSocket = -1;
static uint32_t s_nestedLoopLevel = 0;
// server entry point for the bg thread
static void serverEntryPoint(unsigned int port);
//js_proxy_t *_native_js_global_ht = NULL;
//js_proxy_t *_js_native_global_ht = NULL;
std::unordered_map<std::string, js_type_class_t*> _js_global_type_map;
static std::unordered_map<void*, js_proxy_t*> _native_js_global_map;
static std::unordered_map<JSObject*, js_proxy_t*> _js_native_global_map;
static std::unordered_map<JSObject*, JSObject*> _js_hook_owner_map;
static char *_js_log_buf = NULL;
static std::vector<sc_register_sth> registrationList;
// name ~> JSScript map
static std::unordered_map<std::string, JS::PersistentRootedScript*> filename_script;
// port ~> socket map
static std::unordered_map<int,int> ports_sockets;
static void cc_closesocket(int fd)
{
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32 || CC_TARGET_PLATFORM == CC_PLATFORM_WINRT)
closesocket(fd);
#else
close(fd);
#endif
}
static void ReportException(JSContext *cx)
{
if (JS_IsExceptionPending(cx)) {
if (!JS_ReportPendingException(cx)) {
JS_ClearPendingException(cx);
}
}
}
static void executeJSFunctionFromReservedSpot(JSContext *cx, JS::HandleObject obj,
const JS::HandleValueArray& dataVal, JS::MutableHandleValue retval) {
JS::RootedValue func(cx, JS_GetReservedSlot(obj, 0));
if (func.isNullOrUndefined()) { return; }
JS::RootedValue thisObj(cx, JS_GetReservedSlot(obj, 1));
JSAutoCompartment ac(cx, obj);
if (thisObj.isNullOrUndefined()) {
JS_CallFunctionValue(cx, obj, func, dataVal, retval);
} else {
assert(!thisObj.isPrimitive());
JS::RootedObject jsthis(cx, thisObj.toObjectOrNull());
JS_CallFunctionValue(cx, jsthis, func, dataVal, retval);
}
}
static std::string getTouchesFuncName(EventTouch::EventCode eventCode)
{
std::string funcName;
switch(eventCode)
{
case EventTouch::EventCode::BEGAN:
funcName = "onTouchesBegan";
break;
case EventTouch::EventCode::ENDED:
funcName = "onTouchesEnded";
break;
case EventTouch::EventCode::MOVED:
funcName = "onTouchesMoved";
break;
case EventTouch::EventCode::CANCELLED:
funcName = "onTouchesCancelled";
break;
default:
CCASSERT(false, "Invalid event code!");
break;
}
return funcName;
}
static std::string getTouchFuncName(EventTouch::EventCode eventCode)
{
std::string funcName;
switch(eventCode) {
case EventTouch::EventCode::BEGAN:
funcName = "onTouchBegan";
break;
case EventTouch::EventCode::ENDED:
funcName = "onTouchEnded";
break;
case EventTouch::EventCode::MOVED:
funcName = "onTouchMoved";
break;
case EventTouch::EventCode::CANCELLED:
funcName = "onTouchCancelled";
break;
default:
CCASSERT(false, "Invalid event code!");
}
return funcName;
}
static std::string getMouseFuncName(EventMouse::MouseEventType eventType)
{
std::string funcName;
switch(eventType) {
case EventMouse::MouseEventType::MOUSE_DOWN:
funcName = "onMouseDown";
break;
case EventMouse::MouseEventType::MOUSE_UP:
funcName = "onMouseUp";
break;
case EventMouse::MouseEventType::MOUSE_MOVE:
funcName = "onMouseMove";
break;
case EventMouse::MouseEventType::MOUSE_SCROLL:
funcName = "onMouseScroll";
break;
default:
CCASSERT(false, "Invalid event code!");
}
return funcName;
}
void removeJSObject(JSContext* cx, cocos2d::Ref* nativeObj)
{
auto proxy = jsb_get_native_proxy(nativeObj);
if (proxy)
{
#if ! CC_ENABLE_GC_FOR_NATIVE_OBJECTS
JS::RemoveObjectRoot(cx, &proxy->obj);
#endif
// remove the proxy here, since this was a "stack" object, not heap
// when js_finalize will be called, it will fail, but
// the correct solution is to have a new finalize for event
jsb_remove_proxy(proxy);
}
else CCLOG("removeJSObject: BUG: cannot find native object = %p", nativeObj);
}
void ScriptingCore::executeJSFunctionWithThisObj(JS::HandleValue thisObj, JS::HandleValue callback)
{
JS::RootedValue retVal(_cx);
executeJSFunctionWithThisObj(thisObj, callback, JS::HandleValueArray::empty(), &retVal);
}
void ScriptingCore::executeJSFunctionWithThisObj(JS::HandleValue thisObj,
JS::HandleValue callback,
const JS::HandleValueArray& vp,
JS::MutableHandleValue retVal)
{
if (!callback.isNullOrUndefined() || !thisObj.isNullOrUndefined())
{
JSB_AUTOCOMPARTMENT_WITH_GLOBAL_OBJCET
// Very important: The last parameter 'retVal' passed to 'JS_CallFunctionValue' should not be a NULL pointer.
// If it's a NULL pointer, crash will be triggered in 'JS_CallFunctionValue'. To find out the reason of this crash is very difficult.
// So we have to check the availability of 'retVal'.
// if (retVal)
// {
JS::RootedObject jsthis(_cx, thisObj.toObjectOrNull());
JS_CallFunctionValue(_cx, jsthis, callback, vp, retVal);
// }
// else
// {
// jsval jsRet;
// JS_CallFunctionValue(_cx, JSVAL_TO_OBJECT(thisObj), callback, argc, vp, &jsRet);
// }
}
}
void js_log(const char *format, ...) {
if (_js_log_buf == NULL)
{
_js_log_buf = (char *)calloc(sizeof(char), MAX_LOG_LENGTH+1);
_js_log_buf[MAX_LOG_LENGTH] = '\0';
}
va_list vl;
va_start(vl, format);
int len = vsnprintf(_js_log_buf, MAX_LOG_LENGTH, format, vl);
va_end(vl);
if (len > 0)
{
CCLOG("JS: %s", _js_log_buf);
}
}
bool JSBCore_platform(JSContext *cx, uint32_t argc, jsval *vp)
{
if (argc!=0)
{
JS_ReportError(cx, "Invalid number of arguments in __getPlatform");
return false;
}
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
Application::Platform platform;
// config.deviceType: Device Type
// 'mobile' for any kind of mobile devices, 'desktop' for PCs, 'browser' for Web Browsers
// #if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32) || (CC_TARGET_PLATFORM == CC_PLATFORM_LINUX) || (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
// platform = JS_InternString(_cx, "desktop");
// #else
platform = Application::getInstance()->getTargetPlatform();
// #endif
args.rval().set(INT_TO_JSVAL((int)platform));
return true;
};
bool JSBCore_version(JSContext *cx, uint32_t argc, jsval *vp)
{
if (argc!=0)
{
JS_ReportError(cx, "Invalid number of arguments in __getVersion");
return false;
}
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
char version[256];
snprintf(version, sizeof(version)-1, "%s", cocos2dVersion());
JSString * js_version = JS_InternString(cx, version);
args.rval().set(STRING_TO_JSVAL(js_version));
return true;
};
bool JSBCore_os(JSContext *cx, uint32_t argc, jsval *vp)
{
if (argc!=0)
{
JS_ReportError(cx, "Invalid number of arguments in __getOS");
return false;
}
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JSString * os;
// osx, ios, android, windows, linux, etc..
#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
os = JS_InternString(cx, "iOS");
#elif (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
os = JS_InternString(cx, "Android");
#elif (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32)
os = JS_InternString(cx, "Windows");
#elif (CC_TARGET_PLATFORM == CC_PLATFORM_MARMALADE)
os = JS_InternString(cx, "Marmalade");
#elif (CC_TARGET_PLATFORM == CC_PLATFORM_LINUX)
os = JS_InternString(cx, "Linux");
#elif (CC_TARGET_PLATFORM == CC_PLATFORM_BADA)
os = JS_InternString(cx, "Bada");
#elif (CC_TARGET_PLATFORM == CC_PLATFORM_BLACKBERRY)
os = JS_InternString(cx, "Blackberry");
#elif (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
os = JS_InternString(cx, "OS X");
#elif (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT)
os = JS_InternString(cx, "WINRT");
#else
os = JS_InternString(cx, "Unknown");
#endif
args.rval().set(STRING_TO_JSVAL(os));
return true;
};
bool JSB_cleanScript(JSContext *cx, uint32_t argc, jsval *vp)
{
if (argc != 1)
{
JS_ReportError(cx, "Invalid number of arguments in JSB_cleanScript");
return false;
}
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JSString *jsPath = args.get(0).toString();
JSB_PRECONDITION2(jsPath, cx, false, "Error js file in clean script");
JSStringWrapper wrapper(jsPath);
ScriptingCore::getInstance()->cleanScript(wrapper.get());
args.rval().setUndefined();
return true;
};
bool JSB_core_restartVM(JSContext *cx, uint32_t argc, jsval *vp)
{
JSB_PRECONDITION2(argc==0, cx, false, "Invalid number of arguments in executeScript");
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
ScriptingCore::getInstance()->reset();
args.rval().setUndefined();
return true;
};
bool JSB_closeWindow(JSContext *cx, uint32_t argc, jsval *vp)
{
EventListenerCustom* _event = Director::getInstance()->getEventDispatcher()->addCustomEventListener(Director::EVENT_AFTER_DRAW, [&](EventCustom *event) {
Director::getInstance()->getEventDispatcher()->removeEventListener(_event);
CC_SAFE_RELEASE(_event);
ScriptingCore::getInstance()->cleanup();
});
_event->retain();
Director::getInstance()->end();
#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
exit(0);
#endif
return true;
};
void registerDefaultClasses(JSContext* cx, JS::HandleObject global) {
// first, try to get the ns
JS::RootedValue nsval(cx);
JS::RootedObject ns(cx);
JS_GetProperty(cx, global, "cc", &nsval);
// Not exist, create it
if (nsval == JSVAL_VOID)
{
ns.set(JS_NewObject(cx, NULL, JS::NullPtr(), JS::NullPtr()));
nsval = OBJECT_TO_JSVAL(ns);
JS_SetProperty(cx, global, "cc", nsval);
}
else
{
ns.set(nsval.toObjectOrNull());
}
//
// Javascript controller (__jsc__)
//
JS::RootedObject proto(cx);
JS::RootedObject parent(cx);
JS::RootedObject jsc(cx, JS_NewObject(cx, NULL, proto, parent));
JS::RootedValue jscVal(cx);
jscVal = OBJECT_TO_JSVAL(jsc);
JS_SetProperty(cx, global, "__jsc__", jscVal);
JS_DefineFunction(cx, jsc, "garbageCollect", ScriptingCore::forceGC, 0, JSPROP_READONLY | JSPROP_PERMANENT | JSPROP_ENUMERATE );
JS_DefineFunction(cx, jsc, "dumpRoot", ScriptingCore::dumpRoot, 0, JSPROP_READONLY | JSPROP_PERMANENT | JSPROP_ENUMERATE );
JS_DefineFunction(cx, jsc, "executeScript", ScriptingCore::executeScript, 1, JSPROP_READONLY | JSPROP_PERMANENT | JSPROP_ENUMERATE );
// register some global functions
JS_DefineFunction(cx, global, "require", ScriptingCore::executeScript, 1, JSPROP_PERMANENT);
JS_DefineFunction(cx, global, "log", ScriptingCore::log, 0, JSPROP_PERMANENT);
JS_DefineFunction(cx, global, "executeScript", ScriptingCore::executeScript, 1, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(cx, global, "forceGC", ScriptingCore::forceGC, 0, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(cx, global, "__getPlatform", JSBCore_platform, 0, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(cx, global, "__getOS", JSBCore_os, 0, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(cx, global, "__getVersion", JSBCore_version, 0, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(cx, global, "__restartVM", JSB_core_restartVM, 0, JSPROP_READONLY | JSPROP_PERMANENT | JSPROP_ENUMERATE );
JS_DefineFunction(cx, global, "__cleanScript", JSB_cleanScript, 1, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(cx, global, "__isObjectValid", ScriptingCore::isObjectValid, 1, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(cx, global, "close", JSB_closeWindow, 0, JSPROP_READONLY | JSPROP_PERMANENT);
}
static void sc_finalize(JSFreeOp *freeOp, JSObject *obj) {
CCLOGINFO("jsbindings: finalizing JS object %p (global class)", obj);
}
//static JSClass global_class = {
// "global", JSCLASS_GLOBAL_FLAGS,
// JS_PropertyStub, JS_DeletePropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
// JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, sc_finalize,
// JSCLASS_NO_OPTIONAL_MEMBERS
//};
static const JSClass global_class = {
"global", JSCLASS_GLOBAL_FLAGS,
JS_PropertyStub, JS_DeletePropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, sc_finalize,
nullptr, nullptr, nullptr,
JS_GlobalObjectTraceHook
};
ScriptingCore* ScriptingCore::getInstance()
{
static ScriptingCore* instance = nullptr;
if (instance == nullptr)
instance = new (std::nothrow) ScriptingCore();
return instance;
}
ScriptingCore::ScriptingCore()
: _rt(nullptr)
, _cx(nullptr)
, _jsInited(false)
, _needCleanup(false)
, _global(nullptr)
, _debugGlobal(nullptr)
, _callFromScript(false)
, _finalizing(nullptr)
{
// set utf8 strings internally (we don't need utf16)
// XXX: Removed in SpiderMonkey 19.0
//JS_SetCStringsAreUTF8();
initRegister();
}
void ScriptingCore::initRegister()
{
this->addRegisterCallback(registerDefaultClasses);
this->_runLoop = new (std::nothrow) SimpleRunLoop();
}
void ScriptingCore::string_report(JS::HandleValue val) {
if (val.isNull()) {
LOGD("val : (JSVAL_IS_NULL(val)");
// return 1;
} else if (val.isBoolean() && false == val.toBoolean()) {
LOGD("val : (return value is false");
// return 1;
} else if (val.isString()) {
JSContext* cx = this->getGlobalContext();
JS::RootedString str(cx, val.toString());
if (str.get()) {
LOGD("val : return string is NULL");
} else {
JSStringWrapper wrapper(str);
LOGD("val : return string =\n%s\n", wrapper.get());
}
} else if (val.isNumber()) {
double number = val.toNumber();
LOGD("val : return number =\n%f", number);
}
}
bool ScriptingCore::evalString(const char *string, JS::MutableHandleValue outVal, const char *filename, JSContext* cx, JS::HandleObject global)
{
JSAutoCompartment ac(cx, global);
JS::PersistentRootedScript script(cx);
JS::CompileOptions op(cx);
op.setUTF8(true);
std::string content = string;
bool ok = false;
bool evaluatedOK = false;
if (!content.empty())
{
ok = JS::Compile(cx, global, op, content.c_str(), content.size(), &(script) );
}
if (ok) {
evaluatedOK = JS_ExecuteScript(cx, global, script, outVal);
if (false == evaluatedOK) {
cocos2d::log("Evaluating %s failed (evaluatedOK == JS_FALSE)", content.c_str());
JS_ReportPendingException(cx);
}
}
else {
cocos2d::log("ScriptingCore:: evaluateScript fail: %s", content.c_str());
}
return evaluatedOK;
}
bool ScriptingCore::evalString(const char *string, JS::MutableHandleValue outVal)
{
JS::RootedObject global(_cx, _global->get());
return evalString(string, outVal, nullptr, _cx, global);
}
bool ScriptingCore::evalString(const char *string)
{
JS::RootedValue retVal(_cx);
return evalString(string, &retVal);
}
void ScriptingCore::start()
{
_engineStartTime = std::chrono::steady_clock::now();
// for now just this
createGlobalContext();
}
void ScriptingCore::addRegisterCallback(sc_register_sth callback) {
registrationList.push_back(callback);
}
void ScriptingCore::removeAllRoots(JSContext *cx)
{
// Native -> JS. No need to free "second"
_native_js_global_map.clear();
// JS -> Native: free "second" and "unroot" it.
auto it_js = _js_native_global_map.begin();
while (it_js != _js_native_global_map.end())
{
JS::RemoveObjectRoot(cx, &it_js->second->obj);
free(it_js->second);
it_js = _js_native_global_map.erase(it_js);
}
_js_native_global_map.clear();
}
// Just a wrapper around JSPrincipals that allows static construction.
class CCJSPrincipals : public JSPrincipals
{
public:
explicit CCJSPrincipals(int rc = 0)
: JSPrincipals()
{
refcount = rc;
}
};
static CCJSPrincipals shellTrustedPrincipals(1);
static bool
CheckObjectAccess(JSContext *cx)
{
return true;
}
static JSSecurityCallbacks securityCallbacks = {
CheckObjectAccess,
NULL
};
void ScriptingCore::createGlobalContext() {
if (_cx && _rt) {
ScriptingCore::removeAllRoots(_cx);
JS_DestroyContext(_cx);
JS_DestroyRuntime(_rt);
_cx = NULL;
_rt = NULL;
}
// Start the engine. Added in SpiderMonkey v25
if (!_jsInited && !JS_Init())
{
return;
}
else
{
_jsInited = true;
}
// Removed from Spidermonkey 19.
//JS_SetCStringsAreUTF8();
_rt = JS_NewRuntime(32L * 1024L * 1024L);
JS_SetGCParameter(_rt, JSGC_MAX_BYTES, 0xffffffff);
JS_SetTrustedPrincipals(_rt, &shellTrustedPrincipals);
JS_SetSecurityCallbacks(_rt, &securityCallbacks);
JS_SetNativeStackQuota(_rt, JSB_MAX_STACK_QUOTA);
_cx = JS_NewContext(_rt, 32 * 1024);
// Removed in Firefox v27
// JS_SetOptions(this->_cx, JSOPTION_TYPE_INFERENCE);
// Removed in Firefox v33
// JS::ContextOptionsRef(_cx).setTypeInference(true);
JS::RuntimeOptionsRef(_rt).setIon(true);
JS::RuntimeOptionsRef(_rt).setBaseline(true);
// JS_SetVersion(this->_cx, JSVERSION_LATEST);
JS_SetErrorReporter(_cx, ScriptingCore::reportError);
#if defined(JS_GC_ZEAL) && defined(DEBUG)
JS_SetGCZeal(this->_cx, 2, JS_DEFAULT_ZEAL_FREQ);
#endif
_global = new (std::nothrow) JS::PersistentRootedObject(_rt, NewGlobalObject(_cx));
JS::RootedObject global(_cx, _global->get());
// Removed in Firefox v34
js::SetDefaultObjectForContext(_cx, global);
JSAutoCompartment ac(_cx, _global->get());
runScript("script/jsb_prepare.js");
for (auto& callback : registrationList) {
callback(_cx, global);
}
_needCleanup = true;
}
static std::string RemoveFileExt(const std::string& filePath) {
size_t pos = filePath.rfind('.');
if (0 < pos) {
return filePath.substr(0, pos);
}
else {
return filePath;
}
}
JS::PersistentRootedScript* ScriptingCore::getScript(const std::string& path)
{
// a) check jsc file first
std::string byteCodePath = RemoveFileExt(std::string(path)) + BYTE_CODE_FILE_EXT;
if (filename_script.find(byteCodePath) != filename_script.end())
return filename_script[byteCodePath];
// b) no jsc file, check js file
std::string fullPath = cocos2d::FileUtils::getInstance()->fullPathForFilename(path);
if (filename_script.find(fullPath) != filename_script.end())
return filename_script[fullPath];
return nullptr;
}
JS::PersistentRootedScript* ScriptingCore::compileScript(const std::string& path, JS::HandleObject global, JSContext* cx)
{
if (path.empty()) {
return nullptr;
}
JS::PersistentRootedScript* script = getScript(path);
if (script != nullptr) {
return script;
}
if (cx == nullptr) {
cx = _cx;
}
cocos2d::FileUtils *futil = cocos2d::FileUtils::getInstance();
JSAutoCompartment ac(cx, global);
script = new (std::nothrow) JS::PersistentRootedScript(cx);
if (script == nullptr) {
return nullptr;
}
JS::RootedObject obj(cx, global);
bool compileSucceed = false;
// a) check jsc file first
std::string byteCodePath = RemoveFileExt(std::string(path)) + BYTE_CODE_FILE_EXT;
// Check whether '.jsc' files exist to avoid outputting log which says 'couldn't find .jsc file'.
if (futil->isFileExist(byteCodePath))
{
Data data = futil->getDataFromFile(byteCodePath);
if (!data.isNull())
{
*script = JS_DecodeScript(cx, data.getBytes(), static_cast<uint32_t>(data.getSize()), nullptr);
}
if (*script) {
compileSucceed = true;
filename_script[byteCodePath] = script;
}
}
// b) no jsc file, check js file
if (!(*script))
{
/* Clear any pending exception from previous failed decoding. */
ReportException(cx);
std::string fullPath = futil->fullPathForFilename(path);
JS::CompileOptions op(cx);
op.setUTF8(true);
op.setFileAndLine(fullPath.c_str(), 1);
bool ok = false;
#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
std::string jsFileContent = futil->getStringFromFile(fullPath);
if (!jsFileContent.empty())
{
ok = JS::Compile(cx, obj, op, jsFileContent.c_str(), jsFileContent.size(), &(*script));
}
#else
ok = JS::Compile(cx, obj, op, fullPath.c_str(), &(*script));
#endif
if (ok) {
compileSucceed = true;
filename_script[fullPath] = script;
}
}
else {
filename_script[byteCodePath] = script;
}
if (compileSucceed) {
return script;
} else {
LOGD("ScriptingCore:: compileScript fail:%s", path.c_str());
CC_SAFE_DELETE(script);
return nullptr;
}
}
void ScriptingCore::cleanScript(const char *path)
{
std::string byteCodePath = RemoveFileExt(std::string(path)) + BYTE_CODE_FILE_EXT;
auto it = filename_script.find(byteCodePath);
if (it != filename_script.end())
{
delete it->second;
filename_script.erase(it);
}
std::string fullPath = cocos2d::FileUtils::getInstance()->fullPathForFilename(path);
it = filename_script.find(fullPath);
if (it != filename_script.end())
{
delete it->second;
filename_script.erase(it);
}
}
std::unordered_map<std::string, JS::PersistentRootedScript*>& ScriptingCore::getFileScript()
{
return filename_script;
}
void ScriptingCore::cleanAllScript()
{
filename_script.clear();
}
bool ScriptingCore::runScript(const std::string& path)
{
JS::RootedObject global(_cx, _global->get());
return runScript(path, global, _cx);
}
bool ScriptingCore::runScript(const std::string& path, JS::HandleObject global, JSContext* cx)
{
if (cx == nullptr) {
cx = _cx;
}
auto script = compileScript(path, global, cx);
if (script == nullptr) {
return false;
}
bool evaluatedOK = false;
if (script) {
JS::RootedValue rval(cx);
JSAutoCompartment ac(cx, global);
evaluatedOK = JS_ExecuteScript(cx, global, *script, &rval);
if (false == evaluatedOK) {
cocos2d::log("Evaluating %s failed (evaluatedOK == JS_FALSE)", path.c_str());
JS_ReportPendingException(cx);
}
}
return evaluatedOK;
}
bool ScriptingCore::requireScript(const char *path, JS::MutableHandleValue jsvalRet)
{
JS::RootedObject global(_cx, _global->get());
return requireScript(path, global, _cx, jsvalRet);
}
bool ScriptingCore::requireScript(const char *path, JS::HandleObject global, JSContext* cx, JS::MutableHandleValue jsvalRet)
{
if (cx == nullptr)
{
cx = _cx;
}
auto script = compileScript(path, global, cx);
bool evaluatedOK = false;
if (script)
{
JSAutoCompartment ac(cx, global);
evaluatedOK = JS_ExecuteScript(cx, global, (*script), jsvalRet);
if (false == evaluatedOK)
{
cocos2d::log("(evaluatedOK == JS_FALSE)");
JS_ReportPendingException(cx);
}
}
return evaluatedOK;
}
void ScriptingCore::reset()
{
Director::getInstance()->restart();
}
void ScriptingCore::restartVM()
{
cleanup();
initRegister();
Application::getInstance()->applicationDidFinishLaunching();
}
ScriptingCore::~ScriptingCore()
{
cleanup();
JS_ShutDown();
}
void ScriptingCore::cleanup()
{
if (!_needCleanup) {
return;
}
localStorageFree();
removeAllRoots(_cx);
garbageCollect();
if (_js_log_buf) {
free(_js_log_buf);
_js_log_buf = NULL;
}
for (auto& s : filename_script)
{
CC_SAFE_DELETE(s.second);
}
filename_script.clear();
registrationList.clear();
for (auto iter = _js_global_type_map.begin(); iter != _js_global_type_map.end(); ++iter)
{
delete iter->second->parentProto.ptr();
delete iter->second->proto.ptr();
}
CC_SAFE_DELETE(_global);
CC_SAFE_DELETE(_debugGlobal);
if (_cx)
{
JS_DestroyContext(_cx);
_cx = NULL;
}
if (_rt)
{
JS_DestroyRuntime(_rt);
_rt = NULL;
}
for (auto iter = _js_global_type_map.begin(); iter != _js_global_type_map.end(); ++iter)
{
free(iter->second->jsclass);
free(iter->second);
}
_js_global_type_map.clear();
_needCleanup = false;
}
void ScriptingCore::reportError(JSContext *cx, const char *message, JSErrorReport *report)
{
js_log("%s:%u:%s\n",
report->filename ? report->filename : "<no filename=\"filename\">",
(unsigned int) report->lineno,
message);
};
bool ScriptingCore::log(JSContext* cx, uint32_t argc, jsval *vp)
{
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
if (argc > 0) {
JSString *string = JS::ToString(cx, args.get(0));
if (string) {
JSStringWrapper wrapper(string);
js_log("%s", wrapper.get());
}
}
args.rval().setUndefined();
return true;
}
void ScriptingCore::retainScriptObject(cocos2d::Ref* owner, cocos2d::Ref* target)
{
JS::RootedObject global(_cx, _global->get());
JS::RootedObject jsbObj(_cx);
get_or_create_js_obj(_cx, global, "jsb", &jsbObj);
JS::RootedValue jsbVal(_cx, OBJECT_TO_JSVAL(jsbObj));
if (jsbVal.isNullOrUndefined())
{
return;
}
js_proxy_t *pOwner = jsb_get_native_proxy(owner);
js_proxy_t *pTarget = jsb_get_native_proxy(target);
if (!pOwner || !pTarget)
{
return;
}
JS::RootedValue valOwner(_cx, OBJECT_TO_JSVAL(pOwner->obj));
JS::RootedValue valTarget(_cx, OBJECT_TO_JSVAL(pTarget->obj));
if (valTarget.isPrimitive())
{
return;
}
JS::RootedValue retval(_cx);
jsval valArr[2];
valArr[0] = valOwner;
valArr[1] = valTarget;
JS::HandleValueArray args = JS::HandleValueArray::fromMarkedLocation(2, valArr);
executeFunctionWithOwner(jsbVal, "registerNativeRef", args, &retval);
}
void ScriptingCore::rootScriptObject(cocos2d::Ref* target)
{
JS::RootedObject global(_cx, _global->get());
JS::RootedObject jsbObj(_cx);
get_or_create_js_obj(_cx, global, "jsb", &jsbObj);
JS::RootedValue jsbVal(_cx, OBJECT_TO_JSVAL(jsbObj));
if (jsbVal.isNullOrUndefined())
{
return;
}
js_proxy_t *pTarget = jsb_get_native_proxy(target);
if (!pTarget)
{
return;
}
JS::RootedValue valTarget(_cx, OBJECT_TO_JSVAL(pTarget->obj));
if (valTarget.isPrimitive())
{
return;
}
JS::RootedObject root(_cx);
get_or_create_js_obj(_cx, jsbObj, "_root", &root);
JS::RootedValue valRoot(_cx, OBJECT_TO_JSVAL(root));
JS::RootedValue retval(_cx);
jsval valArr[2];
valArr[0] = valRoot;
valArr[1] = valTarget;
JS::HandleValueArray args = JS::HandleValueArray::fromMarkedLocation(2, valArr);
executeFunctionWithOwner(jsbVal, "registerNativeRef", args, &retval);
}
void ScriptingCore::releaseScriptObject(cocos2d::Ref* owner, cocos2d::Ref* target)
{
JS::RootedObject global(_cx, _global->get());
JS::RootedObject jsbObj(_cx);
get_or_create_js_obj(_cx, global, "jsb", &jsbObj);
JS::RootedValue jsbVal(_cx, OBJECT_TO_JSVAL(jsbObj));
if (jsbVal.isNullOrUndefined())
{
return;
}
js_proxy_t *pOwner = jsb_get_native_proxy(owner);
js_proxy_t *pTarget = jsb_get_native_proxy(target);
if (!pOwner || !pTarget)
{
return;
}
JS::RootedValue valOwner(_cx, OBJECT_TO_JSVAL(pOwner->obj));
JS::RootedValue valTarget(_cx, OBJECT_TO_JSVAL(pTarget->obj));
if (valTarget.isPrimitive())
{
return;
}
JS::RootedValue retval(_cx);
jsval valArr[2];
valArr[0] = valOwner;
valArr[1] = valTarget;
JS::HandleValueArray args = JS::HandleValueArray::fromMarkedLocation(2, valArr);
executeFunctionWithOwner(jsbVal, "unregisterNativeRef", args, &retval);
}
void ScriptingCore::unrootScriptObject(cocos2d::Ref* target)
{
JS::RootedObject global(_cx, _global->get());
JS::RootedObject jsbObj(_cx);
get_or_create_js_obj(_cx, global, "jsb", &jsbObj);
JS::RootedValue jsbVal(_cx, OBJECT_TO_JSVAL(jsbObj));
if (jsbVal.isNullOrUndefined())
{
return;
}
js_proxy_t *pTarget = jsb_get_native_proxy(target);
if (!pTarget)
{
return;
}
JS::RootedValue valTarget(_cx, OBJECT_TO_JSVAL(pTarget->obj));
if (valTarget.isPrimitive())
{
return;
}
JS::RootedObject root(_cx);
get_or_create_js_obj(_cx, jsbObj, "_root", &root);
JS::RootedValue valRoot(_cx, OBJECT_TO_JSVAL(root));
JS::RootedValue retval(_cx);
jsval valArr[2];
valArr[0] = valRoot;
valArr[1] = valTarget;
JS::HandleValueArray args = JS::HandleValueArray::fromMarkedLocation(2, valArr);
executeFunctionWithOwner(jsbVal, "unregisterNativeRef", args, &retval);
}
void ScriptingCore::releaseAllChildrenRecursive(cocos2d::Node *node)
{
const Vector<Node*>& children = node->getChildren();
for (auto child : children)
{
releaseScriptObject(node, child);
releaseAllChildrenRecursive(child);
}
}
void ScriptingCore::releaseAllNativeRefs(cocos2d::Ref* owner)
{
JS::RootedObject global(_cx, _global->get());
JS::RootedObject jsbObj(_cx);
get_or_create_js_obj(_cx, global, "jsb", &jsbObj);
JS::RootedValue jsbVal(_cx, OBJECT_TO_JSVAL(jsbObj));
if (jsbVal.isNullOrUndefined())
{
return;
}
js_proxy_t *pOwner = jsb_get_native_proxy(owner);
if (!pOwner)
{
return;
}
JS::RootedValue valOwner(_cx, OBJECT_TO_JSVAL(pOwner->obj));
JS::RootedValue retval(_cx);
jsval valArr[1];
valArr[0] = valOwner;
JS::HandleValueArray args = JS::HandleValueArray::fromMarkedLocation(1, valArr);
executeFunctionWithOwner(jsbVal, "unregisterAllNativeRefs", args, &retval);
}
void ScriptingCore::removeScriptObjectByObject(Ref* pObj)
{
auto proxy = jsb_get_native_proxy(pObj);
if (proxy)
{
JSContext *cx = getGlobalContext();
JS::RemoveObjectRoot(cx, &proxy->obj);
jsb_remove_proxy(proxy);
}
// else CCLOG("removeScriptObjectByObject. BUG: nproxy not found = %p", nproxy);
}
bool ScriptingCore::setReservedSpot(uint32_t i, JSObject *obj, jsval value) {
JS_SetReservedSlot(obj, i, value);
return true;
}
bool ScriptingCore::executeScript(JSContext *cx, uint32_t argc, jsval *vp)
{
ScriptingCore *engine = ScriptingCore::getInstance();
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
if (argc >= 1) {
JS::RootedValue jsstr(cx, args.get(0));
JSString* str = JS::ToString(cx, jsstr);
JSStringWrapper path(str);
bool res = false;
JS::RootedValue jsret(cx);
if (argc == 2 && args.get(1).isString()) {
JSString* globalName = args.get(1).toString();
JSStringWrapper name(globalName);
JS::RootedObject debugObj(cx, engine->getDebugGlobal());
if (debugObj) {
res = engine->requireScript(path.get(), debugObj, cx, &jsret);
} else {
JS_ReportError(cx, "Invalid global object: %s", name.get());
args.rval().setUndefined();
return false;
}
} else {
JS::RootedObject glob(cx, JS::CurrentGlobalOrNull(cx));
res = engine->requireScript(path.get(), glob, cx, &jsret);
}
args.rval().set(jsret);
return res;
}
args.rval().setUndefined();
return true;
}
bool ScriptingCore::forceGC(JSContext *cx, uint32_t argc, jsval *vp)
{
JSRuntime *rt = JS_GetRuntime(cx);
JS_GC(rt);
return true;
}
//static void dumpNamedRoot(const char *name, void *addr, JSGCRootType type, void *data)
//{
// CCLOG("Root: '%s' at %p", name, addr);
//}
bool ScriptingCore::dumpRoot(JSContext *cx, uint32_t argc, jsval *vp)
{
// JS_DumpNamedRoots is only available on DEBUG versions of SpiderMonkey.
// Mac and Simulator versions were compiled with DEBUG.
#if COCOS2D_DEBUG
// JSContext *_cx = ScriptingCore::getInstance()->getGlobalContext();
// JSRuntime *rt = JS_GetRuntime(_cx);
// JS_DumpNamedRoots(rt, dumpNamedRoot, NULL);
// JS_DumpHeap(rt, stdout, NULL, JSTRACE_OBJECT, NULL, 2, NULL);
#endif
return true;
}
void ScriptingCore::pauseSchedulesAndActions(js_proxy_t* p)
{
JS::RootedObject obj(_cx, p->obj.get());
auto arr = JSScheduleWrapper::getTargetForJSObject(obj);
if (! arr) return;
Node* node = (Node*)p->ptr;
for(ssize_t i = 0; i < arr->size(); ++i) {
if (arr->at(i)) {
node->getScheduler()->pauseTarget(arr->at(i));
}
}
}
void ScriptingCore::resumeSchedulesAndActions(js_proxy_t* p)
{
JS::RootedObject obj(_cx, p->obj.get());
auto arr = JSScheduleWrapper::getTargetForJSObject(obj);
if (!arr) return;
Node* node = (Node*)p->ptr;
for(ssize_t i = 0; i < arr->size(); ++i) {
if (!arr->at(i)) continue;
node->getScheduler()->resumeTarget(arr->at(i));
}
}
void ScriptingCore::cleanupSchedulesAndActions(js_proxy_t* p)
{
JS::RootedObject obj(_cx, p->obj.get());
auto targetArray = JSScheduleWrapper::getTargetForJSObject(obj);
if (targetArray)
{
Node* node = (Node*)p->ptr;
auto scheduler = node->getScheduler();
for (auto&& target : *targetArray)
{
scheduler->unscheduleAllForTarget(target);
}
JSScheduleWrapper::removeAllTargetsForJSObject(obj);
}
}
bool ScriptingCore::isFunctionOverridedInJS(JS::HandleObject obj, const std::string& name, JSNative native)
{
JS::RootedObject jsobj(_cx, obj);
JSAutoCompartment ac(_cx, jsobj);
JS::RootedValue value(_cx);
bool ok = JS_GetProperty(_cx, jsobj, name.c_str(), &value);
if (ok && !value.isNullOrUndefined() && !JS_IsNativeFunction(value.toObjectOrNull(), native))
{
return true;
}
return false;
}
int ScriptingCore::handleActionEvent(void* data)
{
if (NULL == data)
return 0;
ActionObjectScriptData* actionObjectScriptData = static_cast<ActionObjectScriptData*>(data);
if (NULL == actionObjectScriptData->nativeObject || NULL == actionObjectScriptData->eventType)
return 0;
Action* actionObject = static_cast<Action*>(actionObjectScriptData->nativeObject);
int eventType = *((int*)(actionObjectScriptData->eventType));
js_proxy_t * p = jsb_get_native_proxy(actionObject);
if (!p) return 0;
JSAutoCompartment ac(_cx, _global->get());
int ret = 0;
JS::RootedValue retval(_cx);
if (eventType == kActionUpdate)
{
JS::RootedObject jstarget(_cx, p->obj);
if (isFunctionOverridedInJS(jstarget, "update", js_cocos2dx_Action_update))
{
jsval dataVal = DOUBLE_TO_JSVAL(*((float *)actionObjectScriptData->param));
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "update", 1, &dataVal, &retval);
}
}
return ret;
}
int ScriptingCore::handleNodeEvent(void* data)
{
if (NULL == data)
return 0;
BasicScriptData* basicScriptData = static_cast<BasicScriptData*>(data);
if (NULL == basicScriptData->nativeObject || NULL == basicScriptData->value)
return 0;
Node* node = static_cast<Node*>(basicScriptData->nativeObject);
int action = *((int*)(basicScriptData->value));
js_proxy_t * p = jsb_get_native_proxy(node);
if (!p) return 0;
JSAutoCompartment ac(_cx, _global->get());
int ret = 0;
JS::RootedValue retval(_cx);
jsval dataVal = INT_TO_JSVAL(1);
JS::RootedObject jstarget(_cx, p->obj);
if (action == kNodeOnEnter)
{
if (isFunctionOverridedInJS(jstarget, "onEnter", js_cocos2dx_Node_onEnter))
{
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onEnter", 1, &dataVal, &retval);
}
resumeSchedulesAndActions(p);
}
else if (action == kNodeOnExit)
{
if (isFunctionOverridedInJS(jstarget, "onExit", js_cocos2dx_Node_onExit))
{
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onExit", 1, &dataVal, &retval);
}
pauseSchedulesAndActions(p);
}
else if (action == kNodeOnEnterTransitionDidFinish)
{
if (isFunctionOverridedInJS(jstarget, "onEnterTransitionDidFinish", js_cocos2dx_Node_onEnterTransitionDidFinish))
{
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onEnterTransitionDidFinish", 1, &dataVal, &retval);
}
}
else if (action == kNodeOnExitTransitionDidStart)
{
if (isFunctionOverridedInJS(jstarget, "onExitTransitionDidStart", js_cocos2dx_Node_onExitTransitionDidStart))
{
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onExitTransitionDidStart", 1, &dataVal, &retval);
}
}
else if (action == kNodeOnCleanup) {
cleanupSchedulesAndActions(p);
if (isFunctionOverridedInJS(jstarget, "cleanup", js_cocos2dx_Node_cleanup))
{
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "cleanup", 1, &dataVal, &retval);
}
}
return ret;
}
int ScriptingCore::handleComponentEvent(void* data)
{
if (NULL == data)
return 0;
BasicScriptData* basicScriptData = static_cast<BasicScriptData*>(data);
if (NULL == basicScriptData->nativeObject || NULL == basicScriptData->value)
return 0;
Component* node = static_cast<Component*>(basicScriptData->nativeObject);
int action = *((int*)(basicScriptData->value));
js_proxy_t * p = jsb_get_native_proxy(node);
if (!p) return 0;
JSAutoCompartment ac(_cx, _global->get());
int ret = 0;
JS::RootedValue retval(_cx);
jsval dataVal = INT_TO_JSVAL(1);
JS::RootedValue nodeValue(_cx, OBJECT_TO_JSVAL(p->obj));
if (action == kComponentOnAdd)
{
ret = executeFunctionWithOwner(nodeValue, "onAdd", 1, &dataVal, &retval);
}
else if (action == kComponentOnRemove)
{
ret = executeFunctionWithOwner(nodeValue, "onRemove", 1, &dataVal, &retval);
}
else if (action == kComponentOnEnter)
{
ret = executeFunctionWithOwner(nodeValue, "onEnter", 1, &dataVal, &retval);
resumeSchedulesAndActions(p);
}
else if (action == kComponentOnExit)
{
ret = executeFunctionWithOwner(nodeValue, "onExit", 1, &dataVal, &retval);
pauseSchedulesAndActions(p);
}
else if (action == kComponentOnUpdate)
{
ret = executeFunctionWithOwner(nodeValue, "update", 1, &dataVal, &retval);
}
return ret;
}
bool ScriptingCore::handleTouchesEvent(void* nativeObj, cocos2d::EventTouch::EventCode eventCode, const std::vector<cocos2d::Touch*>& touches, cocos2d::Event* event)
{
JS::RootedValue ret(_cx);
return handleTouchesEvent(nativeObj, eventCode, touches, event, &ret);
}
bool ScriptingCore::handleTouchesEvent(void* nativeObj, cocos2d::EventTouch::EventCode eventCode, const std::vector<cocos2d::Touch*>& touches, cocos2d::Event* event, JS::MutableHandleValue jsvalRet)
{
JSAutoCompartment ac(_cx, _global->get());
bool ret = false;
std::string funcName = getTouchesFuncName(eventCode);
JS::RootedObject jsretArr(_cx, JS_NewArrayObject(_cx, 0));
int count = 0;
js_type_class_t *typeClassEvent = nullptr;
js_type_class_t *typeClassTouch = nullptr;
if (touches.size()>0)
typeClassTouch = js_get_type_from_native<cocos2d::Touch>(touches[0]);
typeClassEvent = js_get_type_from_native<cocos2d::EventTouch>((cocos2d::EventTouch*)event);
for (const auto& touch : touches)
{
JS::RootedValue jsret(_cx, OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(_cx, touch, typeClassTouch)));
if (!JS_SetElement(_cx, jsretArr, count, jsret))
{
break;
}
++count;
}
js_proxy_t* p = jsb_get_native_proxy(nativeObj);
if (p)
{
jsval dataVal[2];
dataVal[0] = OBJECT_TO_JSVAL(jsretArr);
dataVal[1] = OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(_cx, event, typeClassEvent));
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), funcName.c_str(), 2, dataVal, jsvalRet);
}
for (auto& touch : touches)
{
removeJSObject(_cx, touch);
}
removeJSObject(_cx, event);
return ret;
}
bool ScriptingCore::handleTouchEvent(void* nativeObj, cocos2d::EventTouch::EventCode eventCode, cocos2d::Touch* touch, cocos2d::Event* event)
{
JS::RootedValue ret(_cx);
return handleTouchEvent(nativeObj, eventCode, touch, event, &ret);
}
bool ScriptingCore::handleTouchEvent(void* nativeObj, cocos2d::EventTouch::EventCode eventCode, cocos2d::Touch* touch, cocos2d::Event* event, JS::MutableHandleValue jsvalRet)
{
JSAutoCompartment ac(_cx, _global->get());
std::string funcName = getTouchFuncName(eventCode);
bool ret = false;
js_proxy_t * p = jsb_get_native_proxy(nativeObj);
if (p)
{
js_type_class_t *typeClassTouch = js_get_type_from_native<cocos2d::Touch>(touch);
js_type_class_t *typeClassEvent = js_get_type_from_native<cocos2d::EventTouch>((cocos2d::EventTouch*)event);
jsval dataVal[2];
dataVal[0] = OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(_cx, touch, typeClassTouch));
dataVal[1] = OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(_cx, event, typeClassEvent));
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), funcName.c_str(), 2, dataVal, jsvalRet);
}
removeJSObject(_cx, touch);
removeJSObject(_cx, event);
return ret;
}
bool ScriptingCore::handleMouseEvent(void* nativeObj, cocos2d::EventMouse::MouseEventType eventType, cocos2d::Event* event)
{
JS::RootedValue ret(_cx);
return handleMouseEvent(nativeObj, eventType, event, &ret);
}
bool ScriptingCore::handleMouseEvent(void* nativeObj, cocos2d::EventMouse::MouseEventType eventType, cocos2d::Event* event, JS::MutableHandleValue jsvalRet)
{
JSAutoCompartment ac(_cx, _global->get());
std::string funcName = getMouseFuncName(eventType);
bool ret = false;
js_proxy_t * p = jsb_get_native_proxy(nativeObj);
if (p)
{
js_type_class_t *typeClass = js_get_type_from_native<cocos2d::EventMouse>((cocos2d::EventMouse*)event);
jsval dataVal = OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(_cx, event, typeClass));
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), funcName.c_str(), 1, &dataVal, jsvalRet);
removeJSObject(_cx, event);
}
else CCLOG("ScriptingCore::handleMouseEvent native proxy NOT found");
return ret;
}
bool ScriptingCore::executeFunctionWithObjectData(void* nativeObj, const char *name, JSObject *obj)
{
js_proxy_t * p = jsb_get_native_proxy(nativeObj);
if (!p) return false;
JS::RootedValue retval(_cx);
jsval dataVal = OBJECT_TO_JSVAL(obj);
executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), name, 1, &dataVal, &retval);
if (retval.isNull()) {
return false;
}
else if (retval.isBoolean()) {
return retval.toBoolean();
}
return false;
}
bool ScriptingCore::executeFunctionWithOwner(jsval owner, const char *name, uint32_t argc, jsval *vp)
{
JS::HandleValueArray args = JS::HandleValueArray::fromMarkedLocation(argc, vp);
JS::RootedValue rval(_cx);
return executeFunctionWithOwner(owner, name, args, &rval);
}
bool ScriptingCore::executeFunctionWithOwner(jsval owner, const char *name, uint32_t argc, jsval *vp, JS::MutableHandleValue retVal)
{
//should not use CallArgs here, use HandleValueArray instead !!
//because the "jsval* vp" is not the standard format from JSNative, the array doesn't contain this and retval
//JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JS::HandleValueArray args = JS::HandleValueArray::fromMarkedLocation(argc, vp);
return executeFunctionWithOwner(owner, name, args, retVal);
}
bool ScriptingCore::executeFunctionWithOwner(jsval owner, const char *name, const JS::HandleValueArray& args)
{
JS::RootedValue ret(_cx);
return executeFunctionWithOwner(owner, name, args, &ret);
}
bool ScriptingCore::executeFunctionWithOwner(jsval owner, const char *name, const JS::HandleValueArray& args, JS::MutableHandleValue retVal)
{
bool bRet = false;
bool hasAction;
JSContext* cx = this->_cx;
JS::RootedValue temp_retval(cx);
JS::RootedValue ownerval(cx, owner);
JS::RootedObject obj(cx, ownerval.toObjectOrNull());
do
{
JSAutoCompartment ac(cx, obj);
if (JS_HasProperty(cx, obj, name, &hasAction) && hasAction) {
if (!JS_GetProperty(cx, obj, name, &temp_retval)) {
break;
}
if (temp_retval == JSVAL_VOID) {
break;
}
bRet = JS_CallFunctionName(cx, obj, name, args, retVal);
}
}while(0);
return bRet;
}
std::chrono::steady_clock::time_point ScriptingCore::getEngineStartTime() const
{
return _engineStartTime;
}
bool ScriptingCore::handleKeyboardEvent(void* nativeObj, cocos2d::EventKeyboard::KeyCode keyCode, bool isPressed, cocos2d::Event* event)
{
JSAutoCompartment ac(_cx, _global->get());
js_proxy_t * p = jsb_get_native_proxy(nativeObj);
if (nullptr == p)
return false;
bool ret = false;
js_type_class_t *typeClass = js_get_type_from_native<cocos2d::EventKeyboard>((cocos2d::EventKeyboard*)event);
jsval args[2] = {
int32_to_jsval(_cx, (int32_t)keyCode),
OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(_cx, event, typeClass))
};
if (isPressed)
{
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "_onKeyPressed", 2, args);
}
else
{
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "_onKeyReleased", 2, args);
}
removeJSObject(_cx, event);
return ret;
}
bool ScriptingCore::handleFocusEvent(void* nativeObj, cocos2d::ui::Widget* widgetLoseFocus, cocos2d::ui::Widget* widgetGetFocus)
{
JSAutoCompartment ac(_cx, _global->get());
js_proxy_t * p = jsb_get_native_proxy(nativeObj);
if (nullptr == p)
return false;
js_type_class_t *typeClass = js_get_type_from_native<cocos2d::ui::Widget>(widgetLoseFocus);
jsval args[2] = {
OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(_cx, widgetLoseFocus, typeClass, "cocos2d::ui::Widget")),
OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(_cx, widgetGetFocus, typeClass, "cocos2d::ui::Widget"))
};
bool ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onFocusChanged", 2, args);
return ret;
}
int ScriptingCore::executeCustomTouchesEvent(EventTouch::EventCode eventType,
const std::vector<Touch*>& touches, JSObject *obj)
{
JSAutoCompartment ac(_cx, _global->get());
std::string funcName = getTouchesFuncName(eventType);
JS::RootedObject jsretArr(_cx, JS_NewArrayObject(this->_cx, 0));
int count = 0;
for (auto& touch : touches)
{
js_type_class_t *typeClass = js_get_type_from_native<cocos2d::Touch>(touch);
jsval jsret = OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(this->_cx, touch, typeClass));
JS::RootedValue jsval(_cx, jsret);
if (!JS_SetElement(this->_cx, jsretArr, count, jsval)) {
break;
}
++count;
}
jsval jsretArrVal = OBJECT_TO_JSVAL(jsretArr);
executeFunctionWithOwner(OBJECT_TO_JSVAL(obj), funcName.c_str(), 1, &jsretArrVal);
for (auto& touch : touches)
{
removeJSObject(this->_cx, touch);
}
return 1;
}
int ScriptingCore::executeCustomTouchEvent(EventTouch::EventCode eventType, Touch *touch, JSObject *obj)
{
JSAutoCompartment ac(_cx, _global->get());
JS::RootedValue retval(_cx);
std::string funcName = getTouchFuncName(eventType);
js_type_class_t *typeClass = js_get_type_from_native<cocos2d::Touch>(touch);
jsval jsTouch = OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(this->_cx, touch, typeClass));
executeFunctionWithOwner(OBJECT_TO_JSVAL(obj), funcName.c_str(), 1, &jsTouch, &retval);
removeJSObject(this->_cx, touch);
return 1;
}
int ScriptingCore::executeCustomTouchEvent(EventTouch::EventCode eventType,
Touch *touch, JSObject *obj,
JS::MutableHandleValue retval)
{
JSB_AUTOCOMPARTMENT_WITH_GLOBAL_OBJCET
std::string funcName = getTouchFuncName(eventType);
js_type_class_t *typeClass = js_get_type_from_native<cocos2d::Touch>(touch);
jsval jsTouch = OBJECT_TO_JSVAL(jsb_get_or_create_weak_jsobject(this->_cx, touch, typeClass));
executeFunctionWithOwner(OBJECT_TO_JSVAL(obj), funcName.c_str(), 1, &jsTouch, retval);
removeJSObject(this->_cx, touch);
return 1;
}
int ScriptingCore::sendEvent(ScriptEvent* evt)
{
if (NULL == evt)
return 0;
// special type, can't use this code after JSAutoCompartment
if (evt->type == kRestartGame)
{
restartVM();
return 0;
}
switch (evt->type)
{
case kNodeEvent:
{
return handleNodeEvent(evt->data);
}
break;
case kScriptActionEvent:
{
return handleActionEvent(evt->data);
}
break;
case kMenuClickedEvent:
break;
case kTouchEvent:
{
TouchScriptData* data = (TouchScriptData*)evt->data;
return handleTouchEvent(data->nativeObject, data->actionType, data->touch, data->event);
}
break;
case kTouchesEvent:
{
TouchesScriptData* data = (TouchesScriptData*)evt->data;
return handleTouchesEvent(data->nativeObject, data->actionType, data->touches, data->event);
}
break;
case kComponentEvent:
{
return handleComponentEvent(evt->data);
}
break;
default:
CCASSERT(false, "Invalid script event.");
break;
}
return 0;
}
bool ScriptingCore::parseConfig(ConfigType type, const std::string &str)
{
jsval args[2];
args[0] = int32_to_jsval(_cx, static_cast<int>(type));
args[1] = std_string_to_jsval(_cx, str);
JS::RootedValue globalVal(_cx, OBJECT_TO_JSVAL(_global->get()));
return (true == executeFunctionWithOwner(globalVal, "__onParseConfig", 2, args));
}
bool ScriptingCore::isObjectValid(JSContext *cx, uint32_t argc, jsval *vp)
{
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
if (argc == 1) {
JS::RootedObject tmpObj(cx, args.get(0).toObjectOrNull());
js_proxy_t *proxy = jsb_get_js_proxy(tmpObj);
if (proxy && proxy->ptr) {
args.rval().set(JSVAL_TRUE);
}
else {
args.rval().set(JSVAL_FALSE);
}
return true;
}
else {
JS_ReportError(cx, "Invalid number of arguments: %d. Expecting: 1", argc);
return false;
}
}
void ScriptingCore::rootObject(Ref* ref)
{
auto proxy = jsb_get_native_proxy(ref);
if (proxy) {
JSContext *cx = getGlobalContext();
JS::AddNamedObjectRoot(cx, &proxy->obj, typeid(*ref).name());
ref->_rooted = true;
}
else CCLOG("rootObject: BUG. native not found: %p (%s)", ref, typeid(*ref).name());
}
void ScriptingCore::unrootObject(Ref* ref)
{
auto proxy = jsb_get_native_proxy(ref);
if (proxy) {
JSContext *cx = getGlobalContext();
JS::RemoveObjectRoot(cx, &proxy->obj);
ref->_rooted = false;
}
else CCLOG("unrootObject: BUG. native not found: %p (%s)", ref, typeid(*ref).name());
}
void ScriptingCore::garbageCollect()
{
#if CC_TARGET_PLATFORM != CC_PLATFORM_WIN32
auto runtime = JS_GetRuntime(_cx);
// twice: yep, call it twice since this is a generational GC
// and we want to collect as much as possible when this is being called
// from replaceScene().
JS_GC(runtime);
JS_GC(runtime);
#endif
}
#pragma mark - Debug
void SimpleRunLoop::update(float dt)
{
std::string message;
size_t messageCount = 0;
while (true)
{
g_qMutex.lock();
messageCount = g_queue.size();
if (messageCount > 0)
{
auto first = g_queue.begin();
message = *first;
g_queue.erase(first);
--messageCount;
}
g_qMutex.unlock();
if (!message.empty())
ScriptingCore::getInstance()->debugProcessInput(message);
if (messageCount == 0)
break;
}
}
void ScriptingCore::debugProcessInput(const std::string& str)
{
JSAutoCompartment ac(_cx, _debugGlobal->get());
JSString* jsstr = JS_NewStringCopyZ(_cx, str.c_str());
jsval argv = STRING_TO_JSVAL(jsstr);
JS::RootedValue outval(_cx);
JS::RootedObject debugGlobal(_cx, _debugGlobal->get());
JS_CallFunctionName(_cx, debugGlobal, "processInput", JS::HandleValueArray::fromMarkedLocation(1, &argv), &outval);
}
static bool NS_ProcessNextEvent()
{
std::string message;
size_t messageCount = 0;
while (true)
{
g_qMutex.lock();
messageCount = g_queue.size();
if (messageCount > 0)
{
auto first = g_queue.begin();
message = *first;
g_queue.erase(first);
--messageCount;
}
g_qMutex.unlock();
if (!message.empty())
ScriptingCore::getInstance()->debugProcessInput(message);
if (messageCount == 0)
break;
}
// std::this_thread::yield();
std::this_thread::sleep_for(std::chrono::milliseconds(10));
return true;
}
bool JSBDebug_enterNestedEventLoop(JSContext* cx, unsigned argc, jsval* vp)
{
enum {
NS_OK = 0,
NS_ERROR_UNEXPECTED
};
#define NS_SUCCEEDED(v) ((v) == NS_OK)
int rv = NS_OK;
uint32_t nestLevel = ++s_nestedLoopLevel;
while (NS_SUCCEEDED(rv) && s_nestedLoopLevel >= nestLevel) {
if (!NS_ProcessNextEvent())
rv = NS_ERROR_UNEXPECTED;
}
CCASSERT(s_nestedLoopLevel <= nestLevel,
"nested event didn't unwind properly");
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
args.rval().set(UINT_TO_JSVAL(s_nestedLoopLevel));
return true;
}
bool JSBDebug_exitNestedEventLoop(JSContext* cx, unsigned argc, jsval* vp)
{
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
if (s_nestedLoopLevel > 0) {
--s_nestedLoopLevel;
} else {
args.rval().set(UINT_TO_JSVAL(0));
return true;
}
args.rval().setUndefined();
return true;
}
bool JSBDebug_getEventLoopNestLevel(JSContext* cx, unsigned argc, jsval* vp)
{
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
args.rval().set(UINT_TO_JSVAL(s_nestedLoopLevel));
return true;
}
//#pragma mark - Debugger
static void _clientSocketWriteAndClearString(std::string& s)
{
::send(clientSocket, s.c_str(), s.length(), 0);
s.clear();
}
static void processInput(const std::string& data) {
std::lock_guard<std::mutex> lk(g_qMutex);
g_queue.push_back(data);
}
static void clearBuffers() {
std::lock_guard<std::mutex> lk(g_rwMutex);
// only process input if there's something and we're not locked
if (!inData.empty()) {
processInput(inData);
inData.clear();
}
if (!outData.empty()) {
_clientSocketWriteAndClearString(outData);
}
}
static void serverEntryPoint(unsigned int port)
{
// start a server, accept the connection and keep reading data from it
struct addrinfo hints, *result = nullptr, *rp = nullptr;
int s = 0;
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM; // TCP stream sockets
hints.ai_flags = AI_PASSIVE; // fill in my IP for me
std::stringstream portstr;
portstr << port;
int err = 0;
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32 || CC_TARGET_PLATFORM == CC_PLATFORM_WINRT)
WSADATA wsaData;
err = WSAStartup(MAKEWORD(2, 2),&wsaData);
#endif
if ((err = getaddrinfo(NULL, portstr.str().c_str(), &hints, &result)) != 0) {
LOGD("getaddrinfo error : %s\n", gai_strerror(err));
}
for (rp = result; rp != NULL; rp = rp->ai_next) {
if ((s = socket(rp->ai_family, rp->ai_socktype, 0)) < 0) {
continue;
}
int optval = 1;
if ((setsockopt(s, SOL_SOCKET, SO_REUSEADDR, (char*)&optval, sizeof(optval))) < 0) {
cc_closesocket(s);
TRACE_DEBUGGER_SERVER("debug server : error setting socket option SO_REUSEADDR");
return;
}
#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
if ((setsockopt(s, SOL_SOCKET, SO_NOSIGPIPE, &optval, sizeof(optval))) < 0) {
close(s);
TRACE_DEBUGGER_SERVER("debug server : error setting socket option SO_NOSIGPIPE");
return;
}
#endif //(CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
if ((::bind(s, rp->ai_addr, rp->ai_addrlen)) == 0) {
break;
}
cc_closesocket(s);
s = -1;
}
if (s < 0 || rp == NULL) {
TRACE_DEBUGGER_SERVER("debug server : error creating/binding socket");
return;
}
freeaddrinfo(result);
listen(s, 1);
#define MAX_RECEIVED_SIZE 1024
#define BUF_SIZE MAX_RECEIVED_SIZE + 1
char buf[BUF_SIZE] = {0};
int readBytes = 0;
while (true) {
clientSocket = accept(s, NULL, NULL);
if (clientSocket < 0)
{
TRACE_DEBUGGER_SERVER("debug server : error on accept");
return;
}
else
{
// read/write data
TRACE_DEBUGGER_SERVER("debug server : client connected");
inData = "connected";
// process any input, send any output
clearBuffers();
while ((readBytes = (int)::recv(clientSocket, buf, MAX_RECEIVED_SIZE, 0)) > 0)
{
buf[readBytes] = '\0';
// TRACE_DEBUGGER_SERVER("debug server : received command >%s", buf);
// no other thread is using this
inData.append(buf);
// process any input, send any output
clearBuffers();
} // while(read)
cc_closesocket(clientSocket);
}
} // while(true)
#undef BUF_SIZE
#undef MAX_RECEIVED_SIZE
}
bool JSBDebug_BufferWrite(JSContext* cx, unsigned argc, jsval* vp)
{
if (argc == 1) {
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JSStringWrapper strWrapper(args.get(0));
// this is safe because we're already inside a lock (from clearBuffers)
outData.append(strWrapper.get());
_clientSocketWriteAndClearString(outData);
}
return true;
}
void ScriptingCore::enableDebugger(unsigned int port)
{
if (!_debugGlobal)
{
JSAutoCompartment ac0(_cx, _global->get());
JS_SetDebugMode(_cx, true);
_debugGlobal = new (std::nothrow) JS::PersistentRootedObject(_cx, NewGlobalObject(_cx, true));
// Adds the debugger object to root, otherwise it may be collected by GC.
//AddObjectRoot(_cx, &_debugGlobal.ref()); no need, it's persistent rooted now
//JS_WrapObject(_cx, &_debugGlobal.ref()); Not really needed, JS_WrapObject makes a cross-compartment wrapper for the given JS object
JS::RootedObject rootedDebugObj(_cx, _debugGlobal->get());
JSAutoCompartment acDebug(_cx, rootedDebugObj);
// these are used in the debug program
JS_DefineFunction(_cx, rootedDebugObj, "log", ScriptingCore::log, 0, JSPROP_READONLY | JSPROP_ENUMERATE | JSPROP_PERMANENT);
JS_DefineFunction(_cx, rootedDebugObj, "require", ScriptingCore::executeScript, 2, JSPROP_ENUMERATE | JSPROP_PERMANENT);
JS_DefineFunction(_cx, rootedDebugObj, "_bufferWrite", JSBDebug_BufferWrite, 1, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(_cx, rootedDebugObj, "_enterNestedEventLoop", JSBDebug_enterNestedEventLoop, 0, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(_cx, rootedDebugObj, "_exitNestedEventLoop", JSBDebug_exitNestedEventLoop, 0, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(_cx, rootedDebugObj, "_getEventLoopNestLevel", JSBDebug_getEventLoopNestLevel, 0, JSPROP_READONLY | JSPROP_PERMANENT);
JS::RootedObject globalObj(_cx, _global->get());
JS_WrapObject(_cx, &globalObj);
runScript("script/jsb_debugger.js", rootedDebugObj);
// prepare the debugger
jsval argv = OBJECT_TO_JSVAL(globalObj);
JS::RootedValue outval(_cx);
JS::HandleValueArray args = JS::HandleValueArray::fromMarkedLocation(1, &argv);
bool ok = JS_CallFunctionName(_cx, rootedDebugObj, "_prepareDebugger", args, &outval);
if (!ok) {
JS_ReportPendingException(_cx);
}
// start bg thread
auto t = std::thread(&serverEntryPoint,port);
t.detach();
Scheduler* scheduler = Director::getInstance()->getScheduler();
scheduler->scheduleUpdate(this->_runLoop, 0, false);
}
}
JSObject* NewGlobalObject(JSContext* cx, bool debug)
{
JS::CompartmentOptions options;
options.setVersion(JSVERSION_LATEST);
JS::RootedObject glob(cx, JS_NewGlobalObject(cx, &global_class, &shellTrustedPrincipals, JS::DontFireOnNewGlobalHook, options));
if (!glob) {
return nullptr;
}
JSAutoCompartment ac(cx, glob);
bool ok = true;
ok = JS_InitStandardClasses(cx, glob);
if (ok)
JS_InitReflect(cx, glob);
if (ok && debug)
ok = JS_DefineDebuggerObject(cx, glob);
if (!ok)
return nullptr;
JS_FireOnNewGlobalObject(cx, glob);
return glob;
}
bool jsb_set_reserved_slot(JSObject *obj, uint32_t idx, jsval value)
{
const JSClass *klass = JS_GetClass(obj);
unsigned int slots = JSCLASS_RESERVED_SLOTS(klass);
if ( idx >= slots )
return false;
JS_SetReservedSlot(obj, idx, value);
return true;
}
bool jsb_get_reserved_slot(JSObject *obj, uint32_t idx, jsval& ret)
{
const JSClass *klass = JS_GetClass(obj);
unsigned int slots = JSCLASS_RESERVED_SLOTS(klass);
if ( idx >= slots )
return false;
ret = JS_GetReservedSlot(obj, idx);
return true;
}
js_proxy_t* jsb_new_proxy(void* nativeObj, JS::HandleObject jsHandle)
{
js_proxy_t* proxy = nullptr;
JSObject* jsObj = jsHandle.get();
if (nativeObj && jsObj)
{
// native to JS index
proxy = (js_proxy_t *)malloc(sizeof(js_proxy_t));
CC_ASSERT(proxy && "not enough memory");
#if 0
if (_js_native_global_map.find(jsObj) != _js_native_global_map.end())
{
CCLOG("BUG: old:%s new:%s", JS_GetClass(_js_native_global_map.at(jsObj)->_jsobj)->name, JS_GetClass(jsObj)->name);
}
#endif
CC_ASSERT(_native_js_global_map.find(nativeObj) == _native_js_global_map.end() && "Native Key should not be present");
// CC_ASSERT(_js_native_global_map.find(jsObj) == _js_native_global_map.end() && "JS Key should not be present");
// If native proxy doesn't exist, and js proxy exist, means previous js object in this location have already been released.
// In some circumstances, js object may be released without calling its finalizer, so the proxy haven't been removed.
// For ex: var seq = cc.sequence(moveBy, cc.callFunc(this.callback, this));
// In this code, cc.callFunc is created in parameter, and directly released after the native function call, the finalizer won't be triggered.
// The current solution keep the game running with a warning because it may cause memory leak as the native object may have been retained.
auto existJSProxy = _js_native_global_map.find(jsObj);
if (existJSProxy != _js_native_global_map.end()) {
#if COCOS2D_DEBUG > 1
CCLOG("jsbindings: Failed to remove proxy for native object: %p, force removing it, but it may cause memory leak", existJSProxy->second->ptr);
#endif
jsb_remove_proxy(existJSProxy->second);
}
proxy->ptr = nativeObj;
proxy->obj = jsObj;
proxy->_jsobj = jsObj;
// One Proxy in two entries
_native_js_global_map[nativeObj] = proxy;
_js_native_global_map[jsObj] = proxy;
}
else CCLOG("jsb_new_proxy: Invalid keys");
return proxy;
}
js_proxy_t* jsb_get_native_proxy(void* nativeObj)
{
auto search = _native_js_global_map.find(nativeObj);
if(search != _native_js_global_map.end())
return search->second;
return nullptr;
}
js_proxy_t* jsb_get_js_proxy(JS::HandleObject jsObj)
{
auto search = _js_native_global_map.find(jsObj);
if(search != _js_native_global_map.end())
return search->second;
return nullptr;
}
void jsb_remove_proxy(js_proxy_t* nativeProxy, js_proxy_t* jsProxy)
{
js_proxy_t* proxy = nativeProxy ? nativeProxy : jsProxy;
jsb_remove_proxy(proxy);
}
void jsb_remove_proxy(js_proxy_t* proxy)
{
void* nativeKey = proxy->ptr;
JSObject* jsKey = proxy->_jsobj;
CC_ASSERT(nativeKey && "Invalid nativeKey");
CC_ASSERT(jsKey && "Invalid JSKey");
auto it_nat = _native_js_global_map.find(nativeKey);
auto it_js = _js_native_global_map.find(jsKey);
#if 0
// XXX FIXME: sanity check. Remove me once it is tested that it works Ok
if (it_nat != _native_js_global_map.end() && it_js != _js_native_global_map.end())
{
CC_ASSERT(it_nat->second == it_js->second && "BUG. Different enties");
}
#endif
if (it_nat != _native_js_global_map.end())
{
_native_js_global_map.erase(it_nat);
}
else CCLOG("jsb_remove_proxy: failed. Native key not found");
if (it_js != _js_native_global_map.end())
{
// Free it once, since we only have one proxy alloced entry
free(it_js->second);
_js_native_global_map.erase(it_js);
}
else CCLOG("jsb_remove_proxy: failed. JS key not found");
}
//
// Ref functions
//
// ref_create
JSObject* jsb_ref_create_jsobject(JSContext *cx, cocos2d::Ref *ref, js_type_class_t *typeClass, const char* debug)
{
JS::RootedObject proto(cx, typeClass->proto.ref());
JS::RootedObject parent(cx, typeClass->parentProto.ref());
JS::RootedObject jsObj(cx, JS_NewObject(cx, typeClass->jsclass, proto, parent));
js_proxy_t* newproxy = jsb_new_proxy(ref, jsObj);
jsb_ref_init(cx, &newproxy->obj, ref, debug);
return jsObj;
}
JSObject* jsb_ref_autoreleased_create_jsobject(JSContext *cx, cocos2d::Ref *ref, js_type_class_t *typeClass, const char* debug)
{
JS::RootedObject proto(cx, typeClass->proto.ref());
JS::RootedObject parent(cx, typeClass->parentProto.ref());
JS::RootedObject jsObj(cx, JS_NewObject(cx, typeClass->jsclass, proto, parent));
js_proxy_t* newproxy = jsb_new_proxy(ref, jsObj);
jsb_ref_autoreleased_init(cx, &newproxy->obj, ref, debug);
return jsObj;
}
JSObject* jsb_create_weak_jsobject(JSContext *cx, void *native, js_type_class_t *typeClass, const char* debug)
{
JS::RootedObject proto(cx, typeClass->proto.ref());
JS::RootedObject parent(cx, typeClass->parentProto.ref());
JS::RootedObject jsObj(cx, JS_NewObject(cx, typeClass->jsclass, proto, parent));
auto proxy = jsb_new_proxy(native, jsObj);
js_add_FinalizeHook(cx, jsObj, false);
#if ! CC_ENABLE_GC_FOR_NATIVE_OBJECTS
JS::AddNamedObjectRoot(cx, &proxy->obj, debug);
#else
#if COCOS2D_DEBUG > 1
if (debug != nullptr)
{
CCLOG("++++++WEAK_REF++++++ Cpp(%s): %p - JS: %p", debug, native, jsObj.get());
}
#endif // COCOS2D_DEBUG
#endif // CC_ENABLE_GC_FOR_NATIVE_OBJECTS
return jsObj;
}
// get_or_create
JSObject* jsb_ref_get_or_create_jsobject(JSContext *cx, cocos2d::Ref *ref, js_type_class_t *typeClass, const char* debug)
{
auto proxy = jsb_get_native_proxy(ref);
if (proxy)
{
JS::RootedObject obj(cx, proxy->obj);
return obj;
}
// don't auto-release, don't retain.
JS::RootedObject proto(cx, typeClass->proto.ref());
JS::RootedObject parent(cx, typeClass->parentProto.ref());
JS::RootedObject jsObj(cx, JS_NewObject(cx, typeClass->jsclass, proto, parent));
js_proxy_t* newproxy = jsb_new_proxy(ref, jsObj);
#if CC_ENABLE_GC_FOR_NATIVE_OBJECTS
ref->retain();
js_add_FinalizeHook(cx, jsObj, true);
#if COCOS2D_DEBUG > 1
CCLOG("++++++RETAINED++++++ Cpp(%s): %p - JS: %p", debug, ref, jsObj.get());
#endif // COCOS2D_DEBUG
#else
// don't autorelease it
JS::AddNamedObjectRoot(cx, &newproxy->obj, debug);
#endif // CC_ENABLE_GC_FOR_NATIVE_OBJECTS
return jsObj;
}
// get_or_create: Ref is already autoreleased (or created)
JSObject* jsb_ref_autoreleased_get_or_create_jsobject(JSContext *cx, cocos2d::Ref *ref, js_type_class_t *typeClass, const char* debug)
{
auto proxy = jsb_get_native_proxy(ref);
if (proxy)
{
JS::RootedObject obj(cx, proxy->obj);
return obj;
}
// else
return jsb_ref_autoreleased_create_jsobject(cx, ref, typeClass, debug);
}
// get_or_create: when native object isn't a ref object or when the native object life cycle don't need to be managed by js object
JSObject* jsb_get_or_create_weak_jsobject(JSContext *cx, void *native, js_type_class_t *typeClass, const char* debug)
{
auto proxy = jsb_get_native_proxy(native);
if (proxy)
{
JS::RootedObject obj(cx, proxy->obj);
return obj;
}
// don't auto-release, don't retain.
JS::RootedObject proto(cx, typeClass->proto.ref());
JS::RootedObject parent(cx, typeClass->parentProto.ref());
JS::RootedObject jsObj(cx, JS_NewObject(cx, typeClass->jsclass, proto, parent));
proxy = jsb_new_proxy(native, jsObj);
JS::RootedObject flag(cx, JS_NewObject(cx, nullptr, JS::NullPtr(), JS::NullPtr()));
JS::RootedValue flagVal(cx, OBJECT_TO_JSVAL(flag));
JS_SetProperty(cx, jsObj, "__cppCreated", flagVal);
#if ! CC_ENABLE_GC_FOR_NATIVE_OBJECTS
JS::AddNamedObjectRoot(cx, &proxy->obj, debug);
#else
#if COCOS2D_DEBUG > 1
CCLOG("++++++WEAK_REF++++++ Cpp(%s): %p - JS: %p", debug, native, jsObj.get());
#endif // COCOS2D_DEBUG
#endif // CC_ENABLE_GC_FOR_NATIVE_OBJECTS
return jsObj;
}
// ref_init
void jsb_ref_init(JSContext* cx, JS::Heap<JSObject*> *obj, Ref* ref, const char* debug)
{
// CCLOG("jsb_ref_init: JSObject address = %p. %s", obj->get(), debug);
#if CC_ENABLE_GC_FOR_NATIVE_OBJECTS
(void)ref;
JS::RootedObject jsObj(cx, *obj);
js_add_FinalizeHook(cx, jsObj, true);
// don't retain it, already retained
#if COCOS2D_DEBUG > 1
CCLOG("++++++RETAINED++++++ Cpp(%s): %p - JS: %p", debug, ref, jsObj.get());
#endif // COCOS2D_DEBUG
#else
// autorelease it
ref->autorelease();
JS::AddNamedObjectRoot(cx, obj, debug);
#endif
}
void jsb_ref_autoreleased_init(JSContext* cx, JS::Heap<JSObject*> *obj, Ref* ref, const char* debug)
{
// CCLOG("jsb_ref_init: JSObject address = %p. %s", obj->get(), debug);
#if CC_ENABLE_GC_FOR_NATIVE_OBJECTS
(void)cx;
(void)obj;
ref->retain();
JS::RootedObject jsObj(cx, *obj);
js_add_FinalizeHook(cx, jsObj, true);
#else
// don't autorelease it, since it is already autoreleased
JS::AddNamedObjectRoot(cx, obj, debug);
#endif
}
// rebind
void jsb_ref_rebind(JSContext* cx, JS::HandleObject jsobj, js_proxy_t *proxy, cocos2d::Ref* oldRef, cocos2d::Ref* newRef, const char* debug)
{
#if CC_ENABLE_GC_FOR_NATIVE_OBJECTS
// Release the old reference as it have been retained by jsobj previously,
// and the jsobj won't have any chance to release it in the future
oldRef->release();
#else
JS::RemoveObjectRoot(cx, &proxy->obj);
#endif
jsb_remove_proxy(proxy);
// Rebind js obj with new action
js_proxy_t* newProxy = jsb_new_proxy(newRef, jsobj);
#if CC_ENABLE_GC_FOR_NATIVE_OBJECTS
CC_UNUSED_PARAM(newProxy);
#else
JS::AddNamedObjectRoot(cx, &newProxy->obj, debug);
#endif
}
// Register finalize hook
void jsb_register_finalize_hook(JSObject *hook, JSObject *owner)
{
_js_hook_owner_map.insert(std::make_pair(hook, owner));
}
// Remove hook owner entry in _js_hook_owner_map
JSObject *jsb_get_and_remove_hook_owner(JSObject *hook)
{
auto ownerIt = _js_hook_owner_map.find(hook);
// Found
if (ownerIt != _js_hook_owner_map.cend())
{
JSObject *result = ownerIt->second;
_js_hook_owner_map.erase(ownerIt);
return result;
}
return nullptr;
}
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