Files
OpenRA/OpenRA.Game/Support/Log.cs
2014-10-11 11:02:30 +13:00

86 lines
1.9 KiB
C#
Executable File

#region Copyright & License Information
/*
* Copyright 2007-2014 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.Collections.Generic;
using System.IO;
namespace OpenRA
{
public struct ChannelInfo
{
public string Filename;
public StreamWriter Writer;
}
public static class Log
{
static string LogPathPrefix = ".";
public static readonly Dictionary<string, ChannelInfo> Channels = new Dictionary<string, ChannelInfo>();
public static string LogPath
{
get { return LogPathPrefix; }
set
{
LogPathPrefix = value;
Directory.CreateDirectory(LogPathPrefix);
}
}
static IEnumerable<string> FilenamesForChannel(string channelName, string baseFilename)
{
for(var i = 0;; i++ )
yield return Path.Combine(LogPathPrefix,
i > 0 ? "{0}.{1}".F(baseFilename, i) : baseFilename);
}
public static void AddChannel(string channelName, string baseFilename)
{
if (Channels.ContainsKey(channelName)) return;
if (string.IsNullOrEmpty(baseFilename))
{
Channels.Add(channelName, new ChannelInfo());
return;
}
foreach (var filename in FilenamesForChannel(channelName, baseFilename))
try
{
var writer = File.CreateText(filename);
writer.AutoFlush = true;
Channels.Add(channelName,
new ChannelInfo()
{
Filename = filename,
Writer = writer
});
return;
}
catch (IOException) { }
}
public static void Write(string channel, string format, params object[] args)
{
ChannelInfo info;
if (!Channels.TryGetValue(channel, out info))
throw new Exception("Tried logging to non-existant channel " + channel);
if (info.Writer == null)
return;
info.Writer.WriteLine(format, args);
}
}
}