Files
OpenRA/OpenRA.Game/Migrations.cs
2016-06-25 19:17:50 +01:00

66 lines
1.6 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2016 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, either version 3 of
* the License, or (at your option) any later version. For more
* information, see COPYING.
*/
#endregion
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
namespace OpenRA
{
public class Migrations : IGlobalModData
{
[FieldLoader.Ignore]
readonly List<MiniYamlNode> rules;
public Migrations(MiniYaml yaml)
{
rules = yaml.Nodes;
}
public bool Run()
{
var appliedRule = false;
foreach (var rule in rules)
{
var path = Platform.ResolvePath(rule.Value.Value);
if (!File.Exists(path))
continue;
var lengthNode = rule.Value.Nodes.FirstOrDefault(n => n.Key == "Length");
if (lengthNode != null)
{
var matchLength = FieldLoader.GetValue<int>("Length", lengthNode.Value.Value);
var actualLength = new FileInfo(path).Length;
if (matchLength != actualLength)
continue;
}
switch (rule.Key)
{
case "delete":
Log.Write("debug", "Migration: Deleting file {0}", path);
Console.WriteLine("Migration: Deleting file {0}", path);
File.Delete(path);
appliedRule = true;
break;
default:
Log.Write("debug", "Unknown migration command {0} - ignoring", rule.Value.Value);
break;
}
}
return appliedRule;
}
}
}