axmol/cocos/scripting/javascript/bindings/ScriptingCore.cpp

1558 lines
44 KiB
C++

//
// ScriptingCore.cpp
// testmonkey
//
// Created by Rolando Abarca on 3/14/12.
// Copyright (c) 2012 Zynga Inc. All rights reserved.
//
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <vector>
#include <map>
#include "ScriptingCore.h"
#include "jsdbgapi.h"
#include "cocos2d.h"
#include "local-storage/LocalStorage.h"
#include "cocos2d_specifics.hpp"
#include "js_bindings_config.h"
// for debug socket
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32)
#include <io.h>
#include <WS2tcpip.h>
#else
#include <sys/socket.h>
#include <unistd.h>
#include <netdb.h>
#endif
#include <thread>
#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
#include "js_bindings_config.h"
#if DEBUG
#define TRACE_DEBUGGER_SERVER(...) CCLOG(__VA_ARGS__)
#else
#define TRACE_DEBUGGER_SERVER(...)
#endif // #if DEBUG
#define BYTE_CODE_FILE_EXT ".jsc"
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(void);
js_proxy_t *_native_js_global_ht = NULL;
js_proxy_t *_js_native_global_ht = NULL;
std::unordered_map<long, js_type_class_t*> _js_global_type_map;
static char *_js_log_buf = NULL;
static std::vector<sc_register_sth> registrationList;
// name ~> JSScript map
static std::map<std::string, JSScript*> filename_script;
// port ~> socket map
static std::map<int,int> ports_sockets;
// name ~> globals
static std::map<std::string, js::RootedObject*> globals;
static void ReportException(JSContext *cx)
{
if (JS_IsExceptionPending(cx)) {
if (!JS_ReportPendingException(cx)) {
JS_ClearPendingException(cx);
}
}
}
static void executeJSFunctionFromReservedSpot(JSContext *cx, JSObject *obj,
jsval &dataVal, jsval &retval) {
jsval func = JS_GetReservedSlot(obj, 0);
if (func == JSVAL_VOID) { return; }
jsval thisObj = JS_GetReservedSlot(obj, 1);
JSAutoCompartment ac(cx, obj);
if (thisObj == JSVAL_VOID) {
JS_CallFunctionValue(cx, obj, func, 1, &dataVal, &retval);
} else {
assert(!JSVAL_IS_PRIMITIVE(thisObj));
JS_CallFunctionValue(cx, JSVAL_TO_OBJECT(thisObj), func, 1, &dataVal, &retval);
}
}
static void 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;
}
}
static void 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;
}
}
static void rootObject(JSContext *cx, JSObject *obj) {
JS_AddNamedObjectRoot(cx, &obj, "unnamed");
}
static void unRootObject(JSContext *cx, JSObject *obj) {
JS_RemoveObjectRoot(cx, &obj);
}
static void getJSTouchObject(JSContext *cx, Touch *x, jsval &jsret) {
js_proxy_t *proxy = js_get_or_create_proxy<cocos2d::Touch>(cx, x);
jsret = OBJECT_TO_JSVAL(proxy->obj);
}
static void removeJSTouchObject(JSContext *cx, Touch *x, jsval &jsret) {
js_proxy_t* nproxy;
js_proxy_t* jsproxy;
void *ptr = (void*)x;
nproxy = jsb_get_native_proxy(ptr);
if (nproxy) {
jsproxy = jsb_get_js_proxy(nproxy->obj);
JS_RemoveObjectRoot(cx, &jsproxy->obj);
jsb_remove_proxy(nproxy, jsproxy);
}
}
void ScriptingCore::executeJSFunctionWithThisObj(jsval thisObj,
jsval callback,
uint32_t argc/* = 0*/,
jsval* vp/* = NULL*/,
jsval* retVal/* = NULL*/)
{
if (callback != JSVAL_VOID || thisObj != JSVAL_VOID)
{
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_CallFunctionValue(_cx, JSVAL_TO_OBJECT(thisObj), callback, argc, 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), kMaxLogLen+1);
_js_log_buf[kMaxLogLen] = '\0';
}
va_list vl;
va_start(vl, format);
int len = vsnprintf(_js_log_buf, kMaxLogLen, format, vl);
va_end(vl);
if (len > 0)
{
CCLOG("JS: %s\n", _js_log_buf);
}
}
#define JSB_COMPATIBLE_WITH_COCOS2D_HTML5_BASIC_TYPES 1
JSBool JSBCore_platform(JSContext *cx, uint32_t argc, jsval *vp)
{
if (argc!=0)
{
JS_ReportError(cx, "Invalid number of arguments in __getPlatform");
return JS_FALSE;
}
JSString * 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 = JS_InternString(cx, "mobile");
// #endif
jsval ret = STRING_TO_JSVAL(platform);
JS_SET_RVAL(cx, vp, ret);
return JS_TRUE;
};
JSBool JSBCore_version(JSContext *cx, uint32_t argc, jsval *vp)
{
if (argc!=0)
{
JS_ReportError(cx, "Invalid number of arguments in __getVersion");
return JS_FALSE;
}
char version[256];
snprintf(version, sizeof(version)-1, "%s", cocos2dVersion());
JSString * js_version = JS_InternString(cx, version);
jsval ret = STRING_TO_JSVAL(js_version);
JS_SET_RVAL(cx, vp, ret);
return JS_TRUE;
};
JSBool JSBCore_os(JSContext *cx, uint32_t argc, jsval *vp)
{
if (argc!=0)
{
JS_ReportError(cx, "Invalid number of arguments in __getOS");
return JS_FALSE;
}
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, "osx");
#else
os = JS_InternString(cx, "unknown");
#endif
jsval ret = STRING_TO_JSVAL(os);
JS_SET_RVAL(cx, vp, ret);
return JS_TRUE;
};
JSBool JSB_core_restartVM(JSContext *cx, uint32_t argc, jsval *vp)
{
JSB_PRECONDITION2(argc==0, cx, JS_FALSE, "Invalid number of arguments in executeScript");
ScriptingCore::getInstance()->reset();
JS_SET_RVAL(cx, vp, JSVAL_VOID);
return JS_TRUE;
};
void registerDefaultClasses(JSContext* cx, JSObject* global) {
// first, try to get the ns
JS::RootedValue nsval(cx);
JSObject *ns;
JS_GetProperty(cx, global, "cc", &nsval);
if (nsval == JSVAL_VOID) {
ns = JS_NewObject(cx, NULL, NULL, NULL);
nsval = OBJECT_TO_JSVAL(ns);
JS_SetProperty(cx, global, "cc", nsval);
} else {
JS_ValueToObject(cx, nsval, &ns);
}
//
// Javascript controller (__jsc__)
//
JSObject *jsc = JS_NewObject(cx, NULL, NULL, NULL);
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, "addGCRootObject", ScriptingCore::addRootJS, 1, JSPROP_READONLY | JSPROP_PERMANENT | JSPROP_ENUMERATE );
JS_DefineFunction(cx, jsc, "removeGCRootObject", ScriptingCore::removeRootJS, 1, 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_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(cx, global, "log", ScriptingCore::log, 0, JSPROP_READONLY | 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 );
}
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
};
ScriptingCore::ScriptingCore()
: _rt(nullptr)
, _cx(nullptr)
, _global(nullptr)
, _debugGlobal(nullptr)
{
// set utf8 strings internally (we don't need utf16)
// XXX: Removed in SpiderMonkey 19.0
//JS_SetCStringsAreUTF8();
this->addRegisterCallback(registerDefaultClasses);
this->_runLoop = new SimpleRunLoop();
}
void ScriptingCore::string_report(jsval val) {
if (JSVAL_IS_NULL(val)) {
LOGD("val : (JSVAL_IS_NULL(val)");
// return 1;
} else if ((JSVAL_IS_BOOLEAN(val)) &&
(JS_FALSE == (JSVAL_TO_BOOLEAN(val)))) {
LOGD("val : (return value is JS_FALSE");
// return 1;
} else if (JSVAL_IS_STRING(val)) {
JSString *str = JS_ValueToString(this->getGlobalContext(), val);
if (NULL == str) {
LOGD("val : return string is NULL");
} else {
JSStringWrapper wrapper(str);
LOGD("val : return string =\n%s\n", wrapper.get());
}
} else if (JSVAL_IS_NUMBER(val)) {
double number;
if (JS_FALSE ==
JS_ValueToNumber(this->getGlobalContext(), val, &number)) {
LOGD("val : return number could not be converted");
} else {
LOGD("val : return number =\n%f", number);
}
}
}
JSBool ScriptingCore::evalString(const char *string, jsval *outVal, const char *filename, JSContext* cx, JSObject* global)
{
if (cx == NULL)
cx = _cx;
if (global == NULL)
global = _global;
JSScript* script = JS_CompileScript(cx, global, string, strlen(string), filename, 1);
if (script) {
JSAutoCompartment ac(cx, global);
JSBool evaluatedOK = JS_ExecuteScript(cx, global, script, outVal);
if (JS_FALSE == evaluatedOK) {
fprintf(stderr, "(evaluatedOK == JS_FALSE)\n");
}
return evaluatedOK;
}
return JS_FALSE;
}
void ScriptingCore::start() {
// for now just this
this->createGlobalContext();
}
void ScriptingCore::addRegisterCallback(sc_register_sth callback) {
registrationList.push_back(callback);
}
void ScriptingCore::removeAllRoots(JSContext *cx) {
js_proxy_t *current, *tmp;
HASH_ITER(hh, _js_native_global_ht, current, tmp) {
JS_RemoveObjectRoot(cx, &current->obj);
HASH_DEL(_js_native_global_ht, current);
free(current);
}
HASH_ITER(hh, _native_js_global_ht, current, tmp) {
HASH_DEL(_native_js_global_ht, current);
free(current);
}
HASH_CLEAR(hh, _js_native_global_ht);
HASH_CLEAR(hh, _native_js_global_ht);
}
static JSPrincipals shellTrustedPrincipals = { 1 };
static JSBool
CheckObjectAccess(JSContext *cx, js::HandleObject obj, js::HandleId id, JSAccessMode mode,
js::MutableHandleValue vp)
{
return JS_TRUE;
}
static JSSecurityCallbacks securityCallbacks = {
CheckObjectAccess,
NULL
};
void ScriptingCore::createGlobalContext() {
if (this->_cx && this->_rt) {
ScriptingCore::removeAllRoots(this->_cx);
JS_DestroyContext(this->_cx);
JS_DestroyRuntime(this->_rt);
this->_cx = NULL;
this->_rt = NULL;
}
// Start the engine. Added in SpiderMonkey v25
if (!JS_Init())
return;
// Removed from Spidermonkey 19.
//JS_SetCStringsAreUTF8();
this->_rt = JS_NewRuntime(8L * 1024L * 1024L, JS_USE_HELPER_THREADS);
JS_SetGCParameter(_rt, JSGC_MAX_BYTES, 0xffffffff);
JS_SetTrustedPrincipals(_rt, &shellTrustedPrincipals);
JS_SetSecurityCallbacks(_rt, &securityCallbacks);
JS_SetNativeStackQuota(_rt, JSB_MAX_STACK_QUOTA);
this->_cx = JS_NewContext(_rt, 8192);
JS_SetOptions(this->_cx, JSOPTION_TYPE_INFERENCE);
// JS_SetVersion(this->_cx, JSVERSION_LATEST);
// Only disable METHODJIT on iOS.
#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
// JS_SetOptions(this->_cx, JS_GetOptions(this->_cx) & ~JSOPTION_METHODJIT);
// JS_SetOptions(this->_cx, JS_GetOptions(this->_cx) & ~JSOPTION_METHODJIT_ALWAYS);
#endif
JS_SetErrorReporter(this->_cx, ScriptingCore::reportError);
#if defined(JS_GC_ZEAL) && defined(DEBUG)
//JS_SetGCZeal(this->_cx, 2, JS_DEFAULT_ZEAL_FREQ);
#endif
this->_global = NewGlobalObject(_cx);
JSAutoCompartment ac(_cx, _global);
js::SetDefaultObjectForContext(_cx, _global);
for (std::vector<sc_register_sth>::iterator it = registrationList.begin(); it != registrationList.end(); it++) {
sc_register_sth callback = *it;
callback(this->_cx, this->_global);
}
}
static std::string RemoveFileExt(const std::string& filePath) {
size_t pos = filePath.rfind('.');
if (0 < pos) {
return filePath.substr(0, pos);
}
else {
return filePath;
}
}
JSBool ScriptingCore::runScript(const char *path, JSObject* global, JSContext* cx)
{
if (!path) {
return false;
}
cocos2d::FileUtils *futil = cocos2d::FileUtils::getInstance();
if (global == NULL) {
global = _global;
}
if (cx == NULL) {
cx = _cx;
}
JSAutoCompartment ac(cx, global);
js::RootedScript script(cx);
js::RootedObject obj(cx, global);
// a) check jsc file first
std::string byteCodePath = RemoveFileExt(std::string(path)) + BYTE_CODE_FILE_EXT;
long length = 0;
unsigned char* data = futil->getFileData(byteCodePath.c_str(),
"rb",
&length);
if (data) {
script = JS_DecodeScript(cx, data, length, NULL, NULL);
CC_SAFE_DELETE_ARRAY(data);
}
// 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 options(cx);
options.setUTF8(true).setFileAndLine(fullPath.c_str(), 1);
#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
String* content = String::createWithContentsOfFile(path);
if (content) {
// Not supported in SpiderMonkey 19.0
//JSScript* script = JS_CompileScript(cx, global, (char*)content, contentSize, path, 1);
const char* contentCStr = content->getCString();
script = JS::Compile(cx, obj, options, contentCStr, strlen(contentCStr));
}
#else
script = JS::Compile(cx, obj, options, fullPath.c_str());
#endif
}
JSBool evaluatedOK = false;
if (script) {
jsval rval;
filename_script[path] = script;
JSAutoCompartment ac(cx, global);
evaluatedOK = JS_ExecuteScript(cx, global, script, &rval);
if (JS_FALSE == evaluatedOK) {
cocos2d::log("(evaluatedOK == JS_FALSE)");
JS_ReportPendingException(cx);
}
}
return evaluatedOK;
}
void ScriptingCore::reset()
{
cleanup();
start();
}
ScriptingCore::~ScriptingCore()
{
cleanup();
}
void ScriptingCore::cleanup()
{
localStorageFree();
removeAllRoots(_cx);
if (_cx)
{
JS_DestroyContext(_cx);
_cx = NULL;
}
if (_rt)
{
JS_DestroyRuntime(_rt);
_rt = NULL;
}
JS_ShutDown();
if (_js_log_buf) {
free(_js_log_buf);
_js_log_buf = 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();
}
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);
};
JSBool ScriptingCore::log(JSContext* cx, uint32_t argc, jsval *vp)
{
if (argc > 0) {
JSString *string = NULL;
JS_ConvertArguments(cx, argc, JS_ARGV(cx, vp), "S", &string);
if (string) {
JSStringWrapper wrapper(string);
js_log("%s", wrapper.get());
}
}
return JS_TRUE;
}
void ScriptingCore::removeScriptObjectByObject(Object* pObj)
{
js_proxy_t* nproxy;
js_proxy_t* jsproxy;
void *ptr = (void*)pObj;
nproxy = jsb_get_native_proxy(ptr);
if (nproxy) {
JSContext *cx = ScriptingCore::getInstance()->getGlobalContext();
jsproxy = jsb_get_js_proxy(nproxy->obj);
JS_RemoveObjectRoot(cx, &jsproxy->obj);
jsb_remove_proxy(nproxy, jsproxy);
}
}
JSBool ScriptingCore::setReservedSpot(uint32_t i, JSObject *obj, jsval value) {
JS_SetReservedSlot(obj, i, value);
return JS_TRUE;
}
JSBool ScriptingCore::executeScript(JSContext *cx, uint32_t argc, jsval *vp)
{
if (argc >= 1) {
jsval* argv = JS_ARGV(cx, vp);
JSString* str = JS_ValueToString(cx, argv[0]);
JSStringWrapper path(str);
JSBool res = false;
if (argc == 2 && argv[1].isString()) {
JSString* globalName = JSVAL_TO_STRING(argv[1]);
JSStringWrapper name(globalName);
// js::RootedObject* rootedGlobal = globals[name];
JSObject* debugObj = ScriptingCore::getInstance()->getDebugGlobal();
if (debugObj) {
res = ScriptingCore::getInstance()->runScript(path.get(), debugObj);
} else {
JS_ReportError(cx, "Invalid global object: %s", name.get());
return JS_FALSE;
}
} else {
JSObject* glob = JS::CurrentGlobalOrNull(cx);
res = ScriptingCore::getInstance()->runScript(path.get(), glob);
}
return res;
}
return JS_TRUE;
}
JSBool ScriptingCore::forceGC(JSContext *cx, uint32_t argc, jsval *vp)
{
JSRuntime *rt = JS_GetRuntime(cx);
JS_GC(rt);
return JS_TRUE;
}
//static void dumpNamedRoot(const char *name, void *addr, JSGCRootType type, void *data)
//{
// CCLOG("Root: '%s' at %p", name, addr);
//}
JSBool 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 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 JS_TRUE;
}
JSBool ScriptingCore::addRootJS(JSContext *cx, uint32_t argc, jsval *vp)
{
if (argc == 1) {
JSObject *o = NULL;
if (JS_ConvertArguments(cx, argc, JS_ARGV(cx, vp), "o", &o) == JS_TRUE) {
if (JS_AddNamedObjectRoot(cx, &o, "from-js") == JS_FALSE) {
LOGD("something went wrong when setting an object to the root");
}
}
return JS_TRUE;
}
return JS_FALSE;
}
JSBool ScriptingCore::removeRootJS(JSContext *cx, uint32_t argc, jsval *vp)
{
if (argc == 1) {
JSObject *o = NULL;
if (JS_ConvertArguments(cx, argc, JS_ARGV(cx, vp), "o", &o) == JS_TRUE) {
JS_RemoveObjectRoot(cx, &o);
}
return JS_TRUE;
}
return JS_FALSE;
}
void ScriptingCore::pauseSchedulesAndActions(js_proxy_t* p)
{
Array * arr = JSScheduleWrapper::getTargetForJSObject(p->obj);
if (! arr) return;
Node* node = (Node*)p->ptr;
for(unsigned int i = 0; i < arr->count(); ++i) {
if (arr->getObjectAtIndex(i)) {
node->getScheduler()->pauseTarget(arr->getObjectAtIndex(i));
}
}
}
void ScriptingCore::resumeSchedulesAndActions(js_proxy_t* p)
{
Array * arr = JSScheduleWrapper::getTargetForJSObject(p->obj);
if (!arr) return;
Node* node = (Node*)p->ptr;
for(unsigned int i = 0; i < arr->count(); ++i) {
if (!arr->getObjectAtIndex(i)) continue;
node->getScheduler()->resumeTarget(arr->getObjectAtIndex(i));
}
}
void ScriptingCore::cleanupSchedulesAndActions(js_proxy_t* p)
{
Array* arr = JSScheduleWrapper::getTargetForJSObject(p->obj);
if (arr) {
Scheduler* pScheduler = Director::getInstance()->getScheduler();
Object* pObj = NULL;
CCARRAY_FOREACH(arr, pObj)
{
pScheduler->unscheduleAllForTarget(pObj);
}
JSScheduleWrapper::removeAllTargetsForJSObject(p->obj);
}
}
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;
jsval retval;
jsval dataVal = INT_TO_JSVAL(1);
if (action == kNodeOnEnter)
{
executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onEnter", 1, &dataVal, &retval);
resumeSchedulesAndActions(p);
}
else if (action == kNodeOnExit)
{
executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onExit", 1, &dataVal, &retval);
pauseSchedulesAndActions(p);
}
else if (action == kNodeOnEnterTransitionDidFinish)
{
executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onEnterTransitionDidFinish", 1, &dataVal, &retval);
}
else if (action == kNodeOnExitTransitionDidStart)
{
executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onExitTransitionDidStart", 1, &dataVal, &retval);
}
else if (action == kNodeOnCleanup) {
cleanupSchedulesAndActions(p);
}
return 1;
}
int ScriptingCore::handleMenuClickedEvent(void* data)
{
if (NULL == data)
return 0;
BasicScriptData* basicScriptData = static_cast<BasicScriptData*>(data);
if (NULL == basicScriptData->nativeObject)
return 0;
MenuItem* menuItem = static_cast<MenuItem*>(basicScriptData->nativeObject);
js_proxy_t * p = jsb_get_native_proxy(menuItem);
if (!p) return 0;
jsval retval;
jsval dataVal;
js_proxy_t *proxy = jsb_get_native_proxy(menuItem);
dataVal = (proxy ? OBJECT_TO_JSVAL(proxy->obj) : JSVAL_NULL);
executeJSFunctionFromReservedSpot(this->_cx, p->obj, dataVal, retval);
return 1;
}
int ScriptingCore::handleTouchesEvent(void* data)
{
if (NULL == data)
return 0;
TouchesScriptData* touchesScriptData = static_cast<TouchesScriptData*>(data);
if (NULL == touchesScriptData->nativeObject || touchesScriptData->touches.empty())
return 0;
Layer* pLayer = static_cast<Layer*>(touchesScriptData->nativeObject);
EventTouch::EventCode eventType = touchesScriptData->actionType;
const std::vector<Touch*>& touches = touchesScriptData->touches;
std::string funcName = "";
getTouchesFuncName(eventType, funcName);
JSObject *jsretArr = JS_NewArrayObject(this->_cx, 0, NULL);
JS_AddNamedObjectRoot(this->_cx, &jsretArr, "touchArray");
int count = 0;
for (auto& touch : touches)
{
jsval jsret;
getJSTouchObject(this->_cx, touch, jsret);
if (!JS_SetElement(this->_cx, jsretArr, count, &jsret))
{
break;
}
++count;
}
executeFunctionWithObjectData(pLayer, funcName.c_str(), jsretArr);
JS_RemoveObjectRoot(this->_cx, &jsretArr);
for (auto& touch : touches)
{
jsval jsret;
removeJSTouchObject(this->_cx, touch, jsret);
}
return 1;
}
int ScriptingCore::handleTouchEvent(void* data)
{
if (NULL == data)
return 0;
TouchScriptData* touchScriptData = static_cast<TouchScriptData*>(data);
if (NULL == touchScriptData->nativeObject || NULL == touchScriptData->touch)
return 0;
Layer* pLayer = static_cast<Layer*>(touchScriptData->nativeObject);
EventTouch::EventCode eventType = touchScriptData->actionType;
Touch *pTouch = touchScriptData->touch;
std::string funcName = "";
getTouchFuncName(eventType, funcName);
jsval jsret;
getJSTouchObject(this->getGlobalContext(), pTouch, jsret);
JSObject *jsObj = JSVAL_TO_OBJECT(jsret);
bool retval = executeFunctionWithObjectData(pLayer, funcName.c_str(), jsObj);
removeJSTouchObject(this->getGlobalContext(), pTouch, jsret);
return retval;
}
bool ScriptingCore::executeFunctionWithObjectData(Node *self, const char *name, JSObject *obj) {
js_proxy_t * p = jsb_get_native_proxy(self);
if (!p) return false;
jsval retval;
jsval dataVal = OBJECT_TO_JSVAL(obj);
executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), name, 1, &dataVal, &retval);
if (JSVAL_IS_NULL(retval)) {
return false;
}
else if (JSVAL_IS_BOOLEAN(retval)) {
return JSVAL_TO_BOOLEAN(retval);
}
return false;
}
JSBool ScriptingCore::executeFunctionWithOwner(jsval owner, const char *name, uint32_t argc /* = 0 */, jsval *vp /* = NULL */, jsval* retVal /* = NULL */)
{
JSBool bRet = JS_FALSE;
JSBool hasAction;
JSContext* cx = this->_cx;
JS::RootedValue temp_retval(cx);
JSObject* obj = JSVAL_TO_OBJECT(owner);
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;
}
if (retVal) {
bRet = JS_CallFunctionName(cx, obj, name, argc, vp, retVal);
}
else {
jsval jsret;
bRet = JS_CallFunctionName(cx, obj, name, argc, vp, &jsret);
}
}
}while(0);
return bRet;
}
int ScriptingCore::handleAccelerometerEvent(void* data)
{
if (NULL == data)
return 0;
BasicScriptData* basicScriptData = static_cast<BasicScriptData*>(data);
if (NULL == basicScriptData->nativeObject || NULL == basicScriptData->value)
return 0;
Acceleration* accelerationValue = static_cast<Acceleration*>(basicScriptData->value);
Layer* layer = static_cast<Layer*>(basicScriptData->nativeObject);
jsval value = ccacceleration_to_jsval(this->getGlobalContext(), *accelerationValue);
JS_AddValueRoot(this->getGlobalContext(), &value);
executeFunctionWithObjectData(layer, "onAccelerometer", JSVAL_TO_OBJECT(value));
JS_RemoveValueRoot(this->getGlobalContext(), &value);
return 1;
}
int ScriptingCore::handleKeypadEvent(void* data)
{
if (NULL == data)
return 0;
KeypadScriptData* keypadScriptData = static_cast<KeypadScriptData*>(data);
if (NULL == keypadScriptData->nativeObject)
return 0;
EventKeyboard::KeyCode action = keypadScriptData->actionType;
js_proxy_t * p = jsb_get_native_proxy(keypadScriptData->nativeObject);
if (p)
{
JSBool ret = JS_FALSE;
switch(action)
{
case EventKeyboard::KeyCode::KEY_BACKSPACE:
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onBackClicked");
if (!ret)
{
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "backClicked");
if (ret)
{
CCLOG("backClicked will be deprecated, please use onBackClicked instead.");
}
}
break;
case EventKeyboard::KeyCode::KEY_MENU:
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "onMenuClicked");
if (!ret)
{
ret = executeFunctionWithOwner(OBJECT_TO_JSVAL(p->obj), "menuClicked");
if (ret)
{
CCLOG("menuClicked will be deprecated, please use onMenuClicked instead.");
}
}
break;
default:
break;
}
return 1;
}
return 0;
}
int ScriptingCore::executeCustomTouchesEvent(EventTouch::EventCode eventType,
const std::vector<Touch*>& touches, JSObject *obj)
{
jsval retval;
std::string funcName;
getTouchesFuncName(eventType, funcName);
JSObject *jsretArr = JS_NewArrayObject(this->_cx, 0, NULL);
JS_AddNamedObjectRoot(this->_cx, &jsretArr, "touchArray");
int count = 0;
for (auto& touch : touches)
{
jsval jsret;
getJSTouchObject(this->_cx, touch, jsret);
if (!JS_SetElement(this->_cx, jsretArr, count, &jsret)) {
break;
}
++count;
}
jsval jsretArrVal = OBJECT_TO_JSVAL(jsretArr);
executeFunctionWithOwner(OBJECT_TO_JSVAL(obj), funcName.c_str(), 1, &jsretArrVal, &retval);
JS_RemoveObjectRoot(this->_cx, &jsretArr);
for (auto& touch : touches)
{
jsval jsret;
removeJSTouchObject(this->_cx, touch, jsret);
}
return 1;
}
int ScriptingCore::executeCustomTouchEvent(EventTouch::EventCode eventType,
Touch *pTouch, JSObject *obj)
{
JSB_AUTOCOMPARTMENT_WITH_GLOBAL_OBJCET
jsval retval;
std::string funcName;
getTouchFuncName(eventType, funcName);
jsval jsTouch;
getJSTouchObject(this->_cx, pTouch, jsTouch);
executeFunctionWithOwner(OBJECT_TO_JSVAL(obj), funcName.c_str(), 1, &jsTouch, &retval);
// Remove touch object from global hash table and unroot it.
removeJSTouchObject(this->_cx, pTouch, jsTouch);
return 1;
}
int ScriptingCore::executeCustomTouchEvent(EventTouch::EventCode eventType,
Touch *pTouch, JSObject *obj,
jsval &retval)
{
JSB_AUTOCOMPARTMENT_WITH_GLOBAL_OBJCET
std::string funcName;
getTouchFuncName(eventType, funcName);
jsval jsTouch;
getJSTouchObject(this->_cx, pTouch, jsTouch);
executeFunctionWithOwner(OBJECT_TO_JSVAL(obj), funcName.c_str(), 1, &jsTouch, &retval);
// Remove touch object from global hash table and unroot it.
removeJSTouchObject(this->_cx, pTouch, jsTouch);
return 1;
}
int ScriptingCore::sendEvent(ScriptEvent* evt)
{
if (NULL == evt)
return 0;
JSAutoCompartment ac(_cx, _global);
switch (evt->type)
{
case kNodeEvent:
{
return handleNodeEvent(evt->data);
}
break;
case kMenuClickedEvent:
{
return handleMenuClickedEvent(evt->data);
}
break;
case kTouchEvent:
{
return handleTouchEvent(evt->data);
}
break;
case kTouchesEvent:
{
return handleTouchesEvent(evt->data);
}
break;
case kKeypadEvent:
{
return handleKeypadEvent(evt->data);
}
break;
case kAccelerometerEvent:
{
return handleAccelerometerEvent(evt->data);
}
break;
default:
break;
}
return 0;
}
#pragma mark - Debug
void SimpleRunLoop::update(float dt)
{
g_qMutex.lock();
size_t size = g_queue.size();
g_qMutex.unlock();
while (size > 0)
{
g_qMutex.lock();
auto first = g_queue.begin();
std::string str = *first;
g_queue.erase(first);
size = g_queue.size();
g_qMutex.unlock();
ScriptingCore::getInstance()->debugProcessInput(str);
}
}
void ScriptingCore::debugProcessInput(const std::string& str)
{
JSAutoCompartment ac(_cx, _debugGlobal);
JSString* jsstr = JS_NewStringCopyZ(_cx, str.c_str());
jsval argv = STRING_TO_JSVAL(jsstr);
jsval outval;
JS_CallFunctionName(_cx, _debugGlobal, "processInput", 1, &argv, &outval);
}
static bool NS_ProcessNextEvent()
{
g_qMutex.lock();
size_t size = g_queue.size();
g_qMutex.unlock();
while (size > 0)
{
g_qMutex.lock();
auto first = g_queue.begin();
std::string str = *first;
g_queue.erase(first);
size = g_queue.size();
g_qMutex.unlock();
ScriptingCore::getInstance()->debugProcessInput(str);
}
// std::this_thread::yield();
std::this_thread::sleep_for(std::chrono::milliseconds(10));
return true;
}
JSBool 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_SET_RVAL(cx, vp, UINT_TO_JSVAL(s_nestedLoopLevel));
return JS_TRUE;
}
JSBool JSBDebug_exitNestedEventLoop(JSContext* cx, unsigned argc, jsval* vp)
{
if (s_nestedLoopLevel > 0) {
--s_nestedLoopLevel;
} else {
JS_SET_RVAL(cx, vp, UINT_TO_JSVAL(0));
return JS_TRUE;
}
JS_SET_RVAL(cx, vp, UINT_TO_JSVAL(s_nestedLoopLevel));
return JS_TRUE;
}
JSBool JSBDebug_getEventLoopNestLevel(JSContext* cx, unsigned argc, jsval* vp)
{
JS_SET_RVAL(cx, vp, UINT_TO_JSVAL(s_nestedLoopLevel));
return JS_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.length() > 0) {
processInput(inData);
inData.clear();
}
if (outData.length() > 0) {
_clientSocketWriteAndClearString(outData);
}
}
static void serverEntryPoint(void)
{
// 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_INET; // IPv4
hints.ai_socktype = SOCK_STREAM; // TCP stream sockets
hints.ai_flags = AI_PASSIVE; // fill in my IP for me
std::stringstream portstr;
portstr << JSB_DEBUGGER_PORT;
int err = 0;
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32)
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) {
close(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;
}
close(s);
s = -1;
}
if (s < 0 || rp == NULL) {
TRACE_DEBUGGER_SERVER("debug server : error creating/binding socket");
return;
}
freeaddrinfo(result);
listen(s, 1);
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();
char buf[1024] = {0};
int readBytes = 0;
while ((readBytes = ::recv(clientSocket, buf, sizeof(buf), 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)
close(clientSocket);
}
} // while(true)
}
JSBool JSBDebug_BufferWrite(JSContext* cx, unsigned argc, jsval* vp)
{
if (argc == 1) {
jsval* argv = JS_ARGV(cx, vp);
JSStringWrapper strWrapper(argv[0]);
// this is safe because we're already inside a lock (from clearBuffers)
outData.append(strWrapper.get());
_clientSocketWriteAndClearString(outData);
}
return JS_TRUE;
}
void ScriptingCore::enableDebugger()
{
if (_debugGlobal == NULL)
{
JSAutoCompartment ac0(_cx, _global);
JS_SetDebugMode(_cx, JS_TRUE);
_debugGlobal = NewGlobalObject(_cx, true);
JS_WrapObject(_cx, &_debugGlobal);
JSAutoCompartment ac(_cx, _debugGlobal);
// these are used in the debug program
JS_DefineFunction(_cx, _debugGlobal, "log", ScriptingCore::log, 0, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(_cx, _debugGlobal, "_bufferWrite", JSBDebug_BufferWrite, 1, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(_cx, _debugGlobal, "_enterNestedEventLoop", JSBDebug_enterNestedEventLoop, 0, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(_cx, _debugGlobal, "_exitNestedEventLoop", JSBDebug_exitNestedEventLoop, 0, JSPROP_READONLY | JSPROP_PERMANENT);
JS_DefineFunction(_cx, _debugGlobal, "_getEventLoopNestLevel", JSBDebug_getEventLoopNestLevel, 0, JSPROP_READONLY | JSPROP_PERMANENT);
runScript("jsb_debugger.js", _debugGlobal);
// prepare the debugger
jsval argv = OBJECT_TO_JSVAL(_global);
jsval outval;
JSBool ok = JS_CallFunctionName(_cx, _debugGlobal, "_prepareDebugger", 1, &argv, &outval);
if (!ok) {
JS_ReportPendingException(_cx);
}
// start bg thread
auto t = std::thread(&serverEntryPoint);
t.detach();
Scheduler* scheduler = Director::getInstance()->getScheduler();
scheduler->scheduleUpdateForTarget(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, NULL, JS::DontFireOnNewGlobalHook, options));
if (!glob) {
return NULL;
}
JSAutoCompartment ac(cx, glob);
JSBool ok = JS_TRUE;
ok = JS_InitStandardClasses(cx, glob);
if (ok)
JS_InitReflect(cx, glob);
if (ok && debug)
ok = JS_DefineDebuggerObject(cx, glob);
if (!ok)
return NULL;
JS_FireOnNewGlobalObject(cx, glob);
return glob;
}
JSBool jsb_set_reserved_slot(JSObject *obj, uint32_t idx, jsval value)
{
JSClass *klass = JS_GetClass(obj);
unsigned int slots = JSCLASS_RESERVED_SLOTS(klass);
if ( idx >= slots )
return JS_FALSE;
JS_SetReservedSlot(obj, idx, value);
return JS_TRUE;
}
JSBool jsb_get_reserved_slot(JSObject *obj, uint32_t idx, jsval& ret)
{
JSClass *klass = JS_GetClass(obj);
unsigned int slots = JSCLASS_RESERVED_SLOTS(klass);
if ( idx >= slots )
return JS_FALSE;
ret = JS_GetReservedSlot(obj, idx);
return JS_TRUE;
}
js_proxy_t* jsb_new_proxy(void* nativeObj, JSObject* jsObj)
{
js_proxy_t* p;
JS_NEW_PROXY(p, nativeObj, jsObj);
return p;
}
js_proxy_t* jsb_get_native_proxy(void* nativeObj)
{
js_proxy_t* p;
JS_GET_PROXY(p, nativeObj);
return p;
}
js_proxy_t* jsb_get_js_proxy(JSObject* jsObj)
{
js_proxy_t* p;
JS_GET_NATIVE_PROXY(p, jsObj);
return p;
}
void jsb_remove_proxy(js_proxy_t* nativeProxy, js_proxy_t* jsProxy)
{
JS_REMOVE_PROXY(nativeProxy, jsProxy);
}
// JSStringWrapper
JSStringWrapper::JSStringWrapper()
: _buffer(nullptr)
{
}
JSStringWrapper::JSStringWrapper(JSString* str, JSContext* cx/* = NULL*/)
: _buffer(nullptr)
{
set(str, cx);
}
JSStringWrapper::JSStringWrapper(jsval val, JSContext* cx/* = NULL*/)
: _buffer(nullptr)
{
set(val, cx);
}
JSStringWrapper::~JSStringWrapper()
{
CC_SAFE_DELETE_ARRAY(_buffer);
}
void JSStringWrapper::set(jsval val, JSContext* cx)
{
if (val.isString())
{
this->set(val.toString(), cx);
}
else
{
CC_SAFE_DELETE_ARRAY(_buffer);
}
}
void JSStringWrapper::set(JSString* str, JSContext* cx)
{
CC_SAFE_DELETE_ARRAY(_buffer);
if (!cx)
{
cx = ScriptingCore::getInstance()->getGlobalContext();
}
// JS_EncodeString isn't supported in SpiderMonkey ff19.0.
//buffer = JS_EncodeString(cx, string);
unsigned short* pStrUTF16 = (unsigned short*)JS_GetStringCharsZ(cx, str);
_buffer = cc_utf16_to_utf8(pStrUTF16, -1, NULL, NULL);
}
const char* JSStringWrapper::get()
{
return _buffer ? _buffer : "";
}