seb-win-refactoring/SafeExamBrowser.Browser/Handlers/RenderProcessMessageHandler.cs

51 lines
1.7 KiB
C#

/*
* Copyright (c) 2022 ETH Zürich, Educational Development and Technology (LET)
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
using CefSharp;
using SafeExamBrowser.Browser.Content;
using SafeExamBrowser.Configuration.Contracts;
using SafeExamBrowser.Configuration.Contracts.Cryptography;
using SafeExamBrowser.I18n.Contracts;
namespace SafeExamBrowser.Browser.Handlers
{
internal class RenderProcessMessageHandler : IRenderProcessMessageHandler
{
private readonly AppConfig appConfig;
private readonly ContentLoader contentLoader;
private readonly IKeyGenerator keyGenerator;
internal RenderProcessMessageHandler(AppConfig appConfig, IKeyGenerator keyGenerator, IText text)
{
this.appConfig = appConfig;
this.contentLoader = new ContentLoader(text);
this.keyGenerator = keyGenerator;
}
public void OnContextCreated(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame)
{
var browserExamKey = keyGenerator.CalculateBrowserExamKeyHash(frame.Url);
var configurationKey = keyGenerator.CalculateConfigurationKeyHash(frame.Url);
var api = contentLoader.LoadApi(browserExamKey, configurationKey, appConfig.ProgramBuildVersion);
frame.ExecuteJavaScriptAsync(api);
}
public void OnContextReleased(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame)
{
}
public void OnFocusedNodeChanged(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IDomNode node)
{
}
public void OnUncaughtException(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, JavascriptException exception)
{
}
}
}