Files
OpenRA/OpenRA.Game/Download.cs
2015-01-09 21:18:05 +01:00

80 lines
2.0 KiB
C#

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