85 lines
2.4 KiB
C#
85 lines
2.4 KiB
C#
/*
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* Copyright (c) 2025 ETH Zürich, IT Services
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using System;
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using SafeExamBrowser.Communication.Contracts.Events;
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using SafeExamBrowser.Communication.Contracts.Hosts;
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using SafeExamBrowser.Configuration.Contracts;
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using SafeExamBrowser.Logging.Contracts;
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namespace SafeExamBrowser.Runtime.Responsibilities
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{
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internal class CommunicationResponsibility : RuntimeResponsibility
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{
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private readonly IRuntimeHost runtimeHost;
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private readonly Action shutdown;
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internal CommunicationResponsibility(
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ILogger logger,
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RuntimeContext runtimeContext,
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IRuntimeHost runtimeHost,
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Action shutdown) : base(logger, runtimeContext)
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{
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this.runtimeHost = runtimeHost;
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this.shutdown = shutdown;
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}
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public override void Assume(RuntimeTask task)
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{
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switch (task)
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{
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case RuntimeTask.DeregisterEvents:
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DeregisterEvents();
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break;
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case RuntimeTask.RegisterEvents:
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RegisterEvents();
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break;
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}
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}
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private void RegisterEvents()
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{
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runtimeHost.ClientConfigurationNeeded += RuntimeHost_ClientConfigurationNeeded;
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runtimeHost.ReconfigurationRequested += RuntimeHost_ReconfigurationRequested;
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runtimeHost.ShutdownRequested += RuntimeHost_ShutdownRequested;
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}
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private void DeregisterEvents()
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{
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runtimeHost.ClientConfigurationNeeded -= RuntimeHost_ClientConfigurationNeeded;
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runtimeHost.ReconfigurationRequested -= RuntimeHost_ReconfigurationRequested;
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runtimeHost.ShutdownRequested -= RuntimeHost_ShutdownRequested;
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}
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private void RuntimeHost_ClientConfigurationNeeded(ClientConfigurationEventArgs args)
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{
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args.ClientConfiguration = new ClientConfiguration
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{
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AppConfig = Context.Next.AppConfig,
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SessionId = Context.Next.SessionId,
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Settings = Context.Next.Settings
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};
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}
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private void RuntimeHost_ReconfigurationRequested(ReconfigurationEventArgs args)
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{
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Logger.Info($"Accepted request for reconfiguration with '{args.ConfigurationPath}'.");
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Context.ReconfigurationFilePath = args.ConfigurationPath;
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Context.ReconfigurationUrl = args.ResourceUrl;
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Context.Responsibilities.Delegate(RuntimeTask.StartSession);
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}
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private void RuntimeHost_ShutdownRequested()
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{
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Logger.Info("Received shutdown request from the client application.");
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shutdown.Invoke();
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}
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}
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}
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