80 lines
2.0 KiB
C#
80 lines
2.0 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2015 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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using System;
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using System.ComponentModel;
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using System.Net;
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namespace OpenRA
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{
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public class Download
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{
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WebClient wc;
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bool cancelled;
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public static string FormatErrorMessage(Exception e)
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{
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var ex = e as WebException;
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if (ex == null)
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return e.Message;
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switch (ex.Status)
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{
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case WebExceptionStatus.NameResolutionFailure:
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return "DNS lookup failed";
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case WebExceptionStatus.Timeout:
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return "Connection timeout";
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case WebExceptionStatus.ConnectFailure:
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return "Cannot connect to remote server";
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case WebExceptionStatus.ProtocolError:
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return "File not found on remote server";
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default:
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return ex.Message;
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}
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}
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public Download(string url, string path, Action<DownloadProgressChangedEventArgs> onProgress, Action<AsyncCompletedEventArgs, bool> onComplete)
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{
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wc = new WebClient();
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wc.Proxy = null;
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wc.DownloadProgressChanged += (_, a) => onProgress(a);
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wc.DownloadFileCompleted += (_, a) => onComplete(a, cancelled);
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Game.OnQuit += Cancel;
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wc.DownloadFileCompleted += (_, a) => { Game.OnQuit -= Cancel; };
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wc.DownloadFileAsync(new Uri(url), path);
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}
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public Download(string url, Action<DownloadProgressChangedEventArgs> onProgress, Action<DownloadDataCompletedEventArgs, bool> onComplete)
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{
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wc = new WebClient();
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wc.Proxy = null;
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wc.DownloadProgressChanged += (_, a) => onProgress(a);
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wc.DownloadDataCompleted += (_, a) => onComplete(a, cancelled);
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Game.OnQuit += Cancel;
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wc.DownloadDataCompleted += (_, a) => { Game.OnQuit -= Cancel; };
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wc.DownloadDataAsync(new Uri(url));
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}
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public void Cancel()
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{
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Game.OnQuit -= Cancel;
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wc.CancelAsync();
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wc.Dispose();
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cancelled = true;
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}
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}
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}
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