protected override bool Execute(string name, CefV8Value obj, CefV8Value[] arguments, out CefV8Value returnValue, out string exception) { returnValue = CefV8Value.CreateNull(); exception = null; try { var context = CefV8Context.GetCurrentContext(); var browser = context.GetBrowser(); var frame = browser.GetMainFrame(); if (name == "compile" || name == "loadScript" || name == "loadScriptCompiled") { if (arguments.Length >= 3) { var script = arguments[0].GetStringValue(); var sourceName = arguments[1].GetStringValue(); var throwExceptionOnError = arguments[2].GetBoolValue(); var callback = (arguments.Length == 4 ? arguments[3] : null); if (!string.IsNullOrEmpty(script) && !string.IsNullOrEmpty(sourceName)) { if (callback != null && callback.IsFunction) { var runner = CefTaskRunner.GetForCurrentThread(); new Task(() => { context.Enter(); if (name == "compile") { engine.Compile(script, sourceName, throwExceptionOnError); } else if (name == "loadScript") { engine.LoadScript(script, sourceName, throwExceptionOnError); } else if (name == "loadScriptCompiled") { engine.LoadScriptCompiled(script, sourceName, throwExceptionOnError); } runner.PostTask(new CallbackTask(context, callback, JsonMapper.ToJson(new StatusHelper("OK", name)))); context.Exit(); }).Start(); } else { if (name == "compile") { engine.Compile(script, sourceName, throwExceptionOnError); } else if (name == "loadScript") { engine.LoadScript(script, sourceName, throwExceptionOnError); } else if (name == "loadScriptCompiled") { engine.LoadScriptCompiled(script, sourceName, throwExceptionOnError); } returnValue = CefV8Value.CreateString(JsonMapper.ToJson(new StatusHelper("OK", name))); } } else { returnValue = DontMeetRequirements(context, callback); } } else { returnValue = DontMeetRequirements(context, null); } } else if (name == "consoleExecute" || name == "execute" || name == "verboseConsoleExecute") { if (arguments.Length >= 4) { var script = arguments[0].GetStringValue(); var sourceName = arguments[1].GetStringValue(); var throwExceptionOnError = arguments[2].GetBoolValue(); var timeOut = arguments[3].GetIntValue(); var callback = (arguments.Length == 5 ? arguments[4] : null); if (!string.IsNullOrEmpty(script) && !string.IsNullOrEmpty(sourceName)) { if (callback != null && callback.IsFunction) { var runner = CefTaskRunner.GetForCurrentThread(); new Task(() => { context.Enter(); if (name == "consoleExecute") { engine.ConsoleExecute(script, sourceName, throwExceptionOnError, timeOut); } else if (name == "execute") { engine.Execute(script, sourceName, throwExceptionOnError, timeOut); } else if (name == "verboseConsoleExecute") { engine.VerboseConsoleExecute(script, sourceName, throwExceptionOnError, timeOut); } runner.PostTask(new CallbackTask(context, callback, JsonMapper.ToJson(new StatusHelper("OK", name)))); context.Exit(); }).Start(); } else { if (name == "consoleExecute") { engine.ConsoleExecute(script, sourceName, throwExceptionOnError, timeOut); } else if (name == "execute") { engine.Execute(script, sourceName, throwExceptionOnError, timeOut); } else if (name == "verboseConsoleExecute") { engine.VerboseConsoleExecute(script, sourceName, throwExceptionOnError, timeOut); } returnValue = CefV8Value.CreateString(JsonMapper.ToJson(new StatusHelper("OK", name))); } } else { returnValue = DontMeetRequirements(context, callback); } } else { returnValue = DontMeetRequirements(context, null); } } else if (name == "terminateExecution") { if (arguments.Length >= 0) { var callback = (arguments.Length == 1 ? arguments[0] : null); if (callback != null && callback.IsFunction) { var runner = CefTaskRunner.GetForCurrentThread(); new Task(() => { context.Enter(); engine.TerminateExecution(); runner.PostTask(new CallbackTask(context, callback, JsonMapper.ToJson(new StatusHelper("OK", "TerminateExecution")))); context.Exit(); }).Start(); } else { engine.TerminateExecution(); returnValue = CefV8Value.CreateString(JsonMapper.ToJson(new StatusHelper("OK", "TerminateExecution"))); } } else { returnValue = DontMeetRequirements(context, null); }; } else if (name == "runStartupFile") { if (arguments.Length >= 0) { var callback = (arguments.Length == 1 ? arguments[0] : null); if (callback != null && callback.IsFunction) { var runner = CefTaskRunner.GetForCurrentThread(); new Task(() => { context.Enter(); var message = "V8 Script Engine : Started"; Log.Trace(message, configuration.Verbose); runner.PostTask(new CallbackTask(context, callback, JsonMapper.ToJson(new StatusHelper("OK", message)))); context.Exit(); }).Start(); } else { var message = "V8 Script Engine : Started"; Log.Trace(message, configuration.Verbose); returnValue = CefV8Value.CreateString(JsonMapper.ToJson(new StatusHelper("OK", message))); } } else { returnValue = DontMeetRequirements(context, null); }; } return(true); } catch (Exception ex) { returnValue = CefV8Value.CreateNull(); exception = ex.Message; return(true); } }