2018-09-10 02:41:13 +02:00
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// Copyright © 2015 The CefSharp Authors. All rights reserved.
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2015-07-14 10:59:10 +02:00
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//
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "stdafx.h"
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#include "JavascriptAsyncMethodHandler.h"
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2020-12-16 10:47:34 +10:00
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#include "../CefSharp.Core.Runtime/Internals/Messaging/Messages.h"
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#include "../CefSharp.Core.Runtime/Internals/Serialization/Primitives.h"
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2015-07-14 10:59:10 +02:00
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#include "Serialization/V8Serialization.h"
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2018-05-15 15:05:29 +10:00
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#include "CefAppUnmanagedWrapper.h"
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2015-07-14 10:59:10 +02:00
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using namespace CefSharp::Internals::Messaging;
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using namespace CefSharp::Internals::Serialization;
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2021-02-27 12:11:35 +10:00
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using namespace CefSharp::BrowserSubprocess::Serialization;
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2015-07-14 10:59:10 +02:00
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namespace CefSharp
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{
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namespace BrowserSubprocess
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{
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namespace Async
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{
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bool JavascriptAsyncMethodHandler::Execute(const CefString& name, CefRefPtr<CefV8Value> object, const CefV8ValueList& arguments, CefRefPtr<CefV8Value>& retval, CefString& exception)
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{
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2015-07-14 15:09:50 +02:00
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auto context = CefV8Context::GetCurrentContext();
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2019-06-11 12:29:57 +10:00
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auto frame = context->GetFrame();
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2018-08-27 13:12:55 +10:00
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CefRefPtr<CefV8Value> promiseData;
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CefRefPtr<CefV8Exception> promiseException;
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//this will create a promise and give us the reject/resolve functions {p: Promise, res: resolve(), rej: reject()}
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if (!context->Eval(CefAppUnmanagedWrapper::kPromiseCreatorScript, CefString(), 0, promiseData, promiseException))
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{
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LOG(WARNING) << "JavascriptAsyncMethodHandler::Execute promiseData returned exception: " + promiseException->GetMessage().ToString();
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exception = promiseException->GetMessage();
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return true;
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}
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//when refreshing the browser this is sometimes null, in this case return true and log message
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//https://github.com/cefsharp/CefSharp/pull/2446
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2021-07-31 15:35:38 +10:00
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if (promiseData == nullptr)
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2018-07-09 20:31:15 +10:00
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{
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LOG(WARNING) << "JavascriptAsyncMethodHandler::Execute promiseData returned nullptr";
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return true;
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}
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2018-07-07 11:19:02 -05:00
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2015-07-14 15:09:50 +02:00
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retval = promiseData->GetValue("p");
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auto resolve = promiseData->GetValue("res");
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auto reject = promiseData->GetValue("rej");
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auto callback = gcnew JavascriptAsyncMethodCallback(context, resolve, reject);
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auto callbackId = _methodCallbackSave->Invoke(callback);
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2015-07-29 11:11:09 +02:00
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auto request = CefProcessMessage::Create(kJavascriptAsyncMethodCallRequest);
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auto argList = request->GetArgumentList();
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auto params = CefListValue::Create();
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2020-08-26 02:13:13 -07:00
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for (size_t i = 0; i < arguments.size(); i++)
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{
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SerializeV8Object(arguments[i], params, i, _callbackRegistry);
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}
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2019-06-13 22:18:01 +10:00
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SetInt64(argList, 0, _objectId);
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SetInt64(argList, 1, callbackId);
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argList->SetString(2, name);
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argList->SetList(3, params);
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2015-07-14 10:59:10 +02:00
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2019-06-11 12:29:57 +10:00
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frame->SendProcessMessage(CefProcessId::PID_BROWSER, request);
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2015-07-29 13:05:34 +02:00
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2015-07-14 10:59:10 +02:00
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return true;
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}
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}
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}
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}
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