C++ LoadScript函数代码示例

void MenuSetup(void)
{
	if ( ( isMenu = !isMenu ) )
	{
		STOP_MOBILE_PHONE_RINGING();
		DESTROY_MOBILE_PHONE();
		TERMINATE_ALL_SCRIPTS_WITH_THIS_NAME( isNetGame?"mpcellphone":"spcellphone" );
		DISABLE_FRONTEND_RADIO();
		if ( !IS_FONT_LOADED( MYFONT ) ) LOAD_TEXT_FONT( MYFONT );
	}
	else
	{
		ENABLE_FRONTEND_RADIO();
		if ( !isNetGame ) LoadScript("spcellphone");
		else if ( isNetPhoneEnabled ) LoadScript("mpcellphone");
	}
	
	DISPLAY_AREA_NAME(FALSE);
	DISPLAY_CASH(FALSE);
	DISPLAY_FRONTEND_MAP_BLIPS(FALSE);
	DISPLAY_HUD(FALSE);
	DISPLAY_RADAR(FALSE);
	PAUSE_GAME();
	DRAW_FRONTEND_HELPER_TEXT("SELECT", "PAD_DPAD_UPDOWN", 0);
	DRAW_FRONTEND_HELPER_TEXT("QUIT", "INPUT_F_CANCEL", 0);
	DRAW_FRONTEND_HELPER_TEXT("CONFIRM", "INPUT_F_ACCEPT", 0);
}

void CLuaMain::InitVM()
{
    assert(!m_luaVM);

    // Create a new VM
    m_luaVM = lua_open();
    lua_pushlightuserdata(m_luaVM, m_luaVM);
    lua_setfield(m_luaVM, LUA_REGISTRYINDEX, "lua.mainstate");
    m_pLuaManager->OnLuaMainOpenVM(this, m_luaVM);

    // Set the instruction count hook
    lua_sethook(m_luaVM, InstructionCountHook, LUA_MASKCOUNT, HOOK_INSTRUCTION_COUNT);

    // Load LUA libraries
    luaL_openlibs(m_luaVM);
    /*
    luaopen_base(m_luaVM);
    luaopen_math(m_luaVM);
    luaopen_string(m_luaVM);
    luaopen_table(m_luaVM);
    luaopen_debug(m_luaVM);
    luaopen_utf8(m_luaVM);
    luaopen_os(m_luaVM);
    */

    // Initialize security restrictions. Very important to prevent lua trojans and viruses!
    //InitSecurity();

    // Registering C functions
    CLuaCFunctions::RegisterFunctionsWithVM(m_luaVM);

    // Create class metatables
    InitClasses(m_luaVM);

    // Oli: Don't forget to add new ones to CLuaManager::LoadCFunctions. Thanks!

    // create global vars
    lua_pushelement(m_luaVM, g_pGame->GetMapManager()->GetRootElement());
    lua_setglobal(m_luaVM, "root");

    lua_pushresource(m_luaVM, m_pResource);
    lua_setglobal(m_luaVM, "resource");

    lua_pushelement(m_luaVM, m_pResource->GetResourceRootElement());
    lua_setglobal(m_luaVM, "resourceRoot");

    // Load pre-loaded lua scripts
    LoadScript(EmbeddedLuaCode::exports);
    LoadScript(EmbeddedLuaCode::coroutine_debug);
    LoadScript(EmbeddedLuaCode::inspect);
}

void CLuaScriptLoader::LoadScripts(const TCHAR *scriptDir, int iGroup)
{
	TCHAR buf[4096];
	mir_sntprintf(buf, _T("Loading scripts from %s"), scriptDir);
	CallService(MS_NETLIB_LOGW, (WPARAM)hNetlib, (LPARAM)buf);

	RegisterScriptsFolder(ptrA(mir_utf8encodeT(scriptDir)));

	TCHAR searchMask[MAX_PATH];
	mir_sntprintf(searchMask, _T("%s\\%s"), scriptDir, _T("*.lua"));

	TCHAR fullPath[MAX_PATH], path[MAX_PATH];

	WIN32_FIND_DATA fd;
	HANDLE hFind = FindFirstFile(searchMask, &fd);
	if (hFind != INVALID_HANDLE_VALUE)
	{
		do
		{
			if (!(fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
			{
				mir_sntprintf(fullPath, _T("%s\\%s"), scriptDir, fd.cFileName);
				PathToRelativeT(fullPath, path);
				if (db_get_b(NULL, MODULE, _T2A(fd.cFileName), 1))
					LoadScript(fullPath, iGroup);
			}
		} while (FindNextFile(hFind, &fd));
		FindClose(hFind);
	}
}

int PythonIntegration::RunScript(ScriptId scriptId, EventId evt, PyObject* args) {

	ScriptRecord script;
	if (!LoadScript(scriptId, script)) {
		return 1;
	}

	auto dict = PyModule_GetDict(script.module);
	auto eventName = GetFunctionName(evt);
	auto callback = PyDict_GetItemString(dict, eventName);

	if (!callback || !PyCallable_Check(callback)) {
		logger->error("Script {} attached as {} is missing the corresponding function.",
			script.filename, eventName);
		return 1;
	}

	auto resultObj = PyObject_CallObject(callback, args);

	if (!resultObj) {
		logger->error("An error occurred while calling event {} for script {}.", eventName, script.filename);
		PyErr_Print();
		return 1;
	}

	auto result = -1;
	if (PyInt_Check(resultObj)) {
		result = PyInt_AsLong(resultObj);
	}
	Py_DECREF(resultObj);

	return result;
}

bool CDialogLoader::LoadScriptsFromPath(const string& path, TDialogScriptMap& outScriptMap)
{
	ICryPak * pCryPak = gEnv->pCryPak;
	_finddata_t fd;
	int numLoaded = 0;

	string realPath (path);
	realPath.TrimRight("/\\");
	string search (realPath);
	search += "/*.xml";

	intptr_t handle = pCryPak->FindFirst( search.c_str(), &fd );
	if (handle != -1)
	{
		do
		{
			// fd.name contains the profile name
			string filename = realPath;
			filename += "/" ;
			filename += fd.name;
			bool ok = LoadScript(filename, outScriptMap);
			if (ok)
				++numLoaded;
		} while ( pCryPak->FindNext( handle, &fd ) >= 0 );

		pCryPak->FindClose( handle );
	}

	return numLoaded > 0;
}

void CNetwork::decideParse(char* param1, char* param2) {
	CPlugins *plugin = new CPlugins;
	char string[256];
	for(int i = 0; i < sizeof(GMVars)/sizeof(*GMVars); ++i) {
		if(strcmp((char *)GMVars[i].c_str(),param1) == false) {
			switch(i) {
				case TYPE_GAMEMODE: {
					engineModule *engine = new engineModule;
					sprintf_s(string, "%s/%s.amx",GAMEMODES_DIR, param2);
					loadTime = GetTickCount();
					if(LoadScript(string))
						initAMXGM();
					else
						engine->SHOW_TO_CONSOLE_AND_EXIT("The server will now close, please specify an AMX file or run without gamemode support by specifying it in the iniMod.cfg file.\n");
						delete engine;
					break;
				}
				case TYPE_UPDATERATE: {
					break;
				}
				case TYPE_PLUGIN: {
					plugin->ParsePlugins(param2);
					GMLoaded = true;
					break;
				}
			}
		}
	}
	delete plugin;
	return;
}

HRESULT WScriptJsrt::ModuleMessage::Call(LPCSTR fileName)
{
    JsErrorCode errorCode;
    JsValueRef result = JS_INVALID_REFERENCE;
    HRESULT hr;
    if (specifier == nullptr)
    {
        errorCode = ChakraRTInterface::JsModuleEvaluation(moduleRecord, &result);
        if (errorCode != JsNoError)
        {
            PrintException(fileName, errorCode);
        }
    }
    else
    {
        LPCSTR fileContent = nullptr;
        char* specifierStr = nullptr;
        size_t length;
        errorCode = ChakraRTInterface::JsStringToPointerUtf8Copy(specifier, &specifierStr, &length);
        if (errorCode == JsNoError)
        {
            hr = Helpers::LoadScriptFromFile(specifierStr, fileContent);
            if (FAILED(hr))
            {
                fprintf(stderr, "Couldn't load file.\n");
            }
            else
            {
                LoadScript(nullptr, specifierStr, fileContent, "module", true);
            }
        }
    }
    return errorCode;
}

JsValueRef WScriptJsrt::LoadScriptHelper(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState, bool isSourceModule)
{
    HRESULT hr = E_FAIL;
    JsErrorCode errorCode = JsNoError;
    LPCWSTR errorMessage = _u("");
    JsValueRef returnValue = JS_INVALID_REFERENCE;

    if (argumentCount < 2 || argumentCount > 4)
    {
        errorCode = JsErrorInvalidArgument;
        errorMessage = _u("Need more or fewer arguments for WScript.LoadScript");
    }
    else
    {
        AutoString fileContent;
        AutoString fileName;
        AutoString scriptInjectType;
        size_t fileContentLength;
        size_t scriptInjectTypeLength;

        IfJsrtErrorSetGo(ChakraRTInterface::JsStringToPointerUtf8Copy(arguments[1], &fileContent, &fileContentLength));

        if (argumentCount > 2)
        {
            IfJsrtErrorSetGo(ChakraRTInterface::JsStringToPointerUtf8Copy(arguments[2], &scriptInjectType, &scriptInjectTypeLength));

            if (argumentCount > 3)
            {
                size_t unused;
                IfJsrtErrorSetGo(ChakraRTInterface::JsStringToPointerUtf8Copy(arguments[3], &fileName, &unused));
            }
        }

        if (*fileContent)
        {
            // TODO: This is CESU-8. How to tell the engine?
            // TODO: How to handle this source (script) life time?
            returnValue = LoadScript(callee, *fileName, *fileContent, *scriptInjectType ? *scriptInjectType : "self", isSourceModule);
        }
    }

Error:
    if (errorCode != JsNoError)
    {
        JsValueRef errorObject;
        JsValueRef errorMessageString;

        if (wcscmp(errorMessage, _u("")) == 0) {
            errorMessage = ConvertErrorCodeToMessage(errorCode);
        }

        ERROR_MESSAGE_TO_STRING(errCode, errorMessage, errorMessageString);

        ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);
        ChakraRTInterface::JsSetException(errorObject);
    }

    return returnValue;
}

JsValueRef WScriptJsrt::LoadScriptFileHelper(JsValueRef callee, JsValueRef *arguments, unsigned short argumentCount, bool isSourceModule)
{
    HRESULT hr = E_FAIL;
    JsValueRef returnValue = JS_INVALID_REFERENCE;
    JsErrorCode errorCode = JsNoError;
    LPCWSTR errorMessage = _u("");

    if (argumentCount < 2 || argumentCount > 4)
    {
        errorCode = JsErrorInvalidArgument;
        errorMessage = _u("Need more or fewer arguments for WScript.LoadScript");
    }
    else
    {
        LPCSTR fileContent;
        AutoString fileName;
        AutoString scriptInjectType;
        size_t fileNameLength;
        size_t scriptInjectTypeLength;

        IfJsrtErrorSetGo(ChakraRTInterface::JsStringToPointerUtf8Copy(arguments[1], &fileName, &fileNameLength));

        if (argumentCount > 2)
        {
            IfJsrtErrorSetGo(ChakraRTInterface::JsStringToPointerUtf8Copy(arguments[2], &scriptInjectType, &scriptInjectTypeLength));
        }

        if (errorCode == JsNoError)
        {
            hr = Helpers::LoadScriptFromFile(*fileName, fileContent);
            if (FAILED(hr))
            {
                fwprintf(stderr, _u("Couldn't load file.\n"));
            }
            else
            {
                returnValue = LoadScript(callee, *fileName, fileContent, *scriptInjectType ? *scriptInjectType : "self", isSourceModule);
            }
        }
    }

Error:
    if (errorCode != JsNoError)
    {
        JsValueRef errorObject;
        JsValueRef errorMessageString;

        if (wcscmp(errorMessage, _u("")) == 0) {
            errorMessage = ConvertErrorCodeToMessage(errorCode);
        }

        ERROR_MESSAGE_TO_STRING(errCode, errorMessage, errorMessageString);

        ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);
        ChakraRTInterface::JsSetException(errorObject);
    }

    return returnValue;
}

Script::Script(string scriptName)
{
	// init Lua and load all libraries
	L = lua_open();
	LoadLibraries();
	
	LoadScript(scriptName);	
}

void LuaParser::LoadItemScript(std::string filename, ItemInst *item) {
	if (item == nullptr)
		return;
	std::string package_name = "item_";
	package_name += std::to_string(item->GetID());

	LoadScript(filename, package_name);
}

JsValueRef WScriptJsrt::LoadScriptFileHelper(JsValueRef callee, JsValueRef *arguments, unsigned short argumentCount, bool isSourceModule)
{
    HRESULT hr = E_FAIL;
    JsValueRef returnValue = JS_INVALID_REFERENCE;
    JsErrorCode errorCode = JsNoError;
    LPCWSTR errorMessage = L"";

    if (argumentCount < 2 || argumentCount > 4)
    {
        errorCode = JsErrorInvalidArgument;
        errorMessage = L"Need more or fewer arguments for WScript.LoadScript";
    }
    else
    {
        const wchar_t *fileContent;
        const wchar_t *fileName;
        const wchar_t *scriptInjectType = L"self";
        size_t fileNameLength;
        size_t scriptInjectTypeLength;

        IfJsrtErrorSetGo(ChakraRTInterface::JsStringToPointer(arguments[1], &fileName, &fileNameLength));

        if (argumentCount > 2)
        {
            IfJsrtErrorSetGo(ChakraRTInterface::JsStringToPointer(arguments[2], &scriptInjectType, &scriptInjectTypeLength));
        }

        if (errorCode == JsNoError)
        {
            hr = Helpers::LoadScriptFromFile(fileName, fileContent);
            if (FAILED(hr))
            {
                fwprintf(stderr, L"Couldn't load file.\n");
            }
            else
            {
                returnValue = LoadScript(callee, fileName, fileNameLength, fileContent, scriptInjectType, isSourceModule);
            }
        }
    }

Error:
    if (errorCode != JsNoError)
    {
        JsValueRef errorObject;
        JsValueRef errorMessageString;

        if (wcscmp(errorMessage, L"") == 0) {
            errorMessage = ConvertErrorCodeToMessage(errorCode);
        }

        ChakraRTInterface::JsPointerToString(errorMessage, wcslen(errorMessage), &errorMessageString);
        ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);
        ChakraRTInterface::JsSetException(errorObject);
    }

    return returnValue;
}

int main(int argc,char *argv[])
{
	aPrefs		aP;

	char*		script;
	OptInfo		opt;
	AlignInfo	ainf;

	fullPath	infile;
	//fullPath	outfile;

	//	

	SetAdjustDefaults(&aP);

	if(argc != 2)
	{
		printf(PT_OPTIMIZER_VERSION);
		printf("Usage: %s /path/to/script.txt\n", argv[0]);
		exit(1);
	}

	StringtoFullPath(&infile, argv[1]);

	script = LoadScript( &infile );
	if( script != NULL )
	{
		if (ParseScript( script, &ainf ) == 0)
		{
			if( CheckParams( &ainf ) == 0 )
			{
				ainf.fcn	= fcnPano;
				
				SetGlobalPtr( &ainf ); 
				
				opt.numVars 		= ainf.numParam;
				opt.numData 		= ainf.numPts;
				opt.SetVarsToX		= SetLMParams;
				opt.SetXToVars		= SetAlignParams;
				opt.fcn			= ainf.fcn;
				*opt.message		= 0;

				RunLMOptimizer( &opt );
				ainf.data		= opt.message;
				WriteResults( script, &infile, &ainf, distSquared, 0);
				exit(0);
			}
      //TODO: if optCreatePano is 1 then should call stitcher  OR  the option removed
      //if (ainf.sP.optCreatePano == 1)
      //{
      //   Stitch();
      //}
			DisposeAlignInfo( &ainf );
		}
		free( script );
	}
	exit(1);
}

int LoadScripts() {
	int res = 1;
	for (int i=0; i<numFiles; i++) {
		if (files[i].loaded != -1) continue;
		int res2 = LoadScript(i);
		res &= res2;
	}
	return res;
}

bool CSquirrelVM::LoadScripts(std::list<CScript> scripts)
{
	for(auto Script : scripts)
		if (Script.GetType() != CLIENT_SCRIPT)
			if (!LoadScript(Script.GetScriptFileName()))
				return false;
	
	return true;
}