From c198596df0b0ee423b4c57aefdc5ad2d112375f0 Mon Sep 17 00:00:00 2001
From: Chris Forbes <chrisf@ijw.co.nz>
Date: Sat, 2 Jan 2010 21:58:46 +1300
Subject: [PATCH] added Exists() to FileSystem

---
 OpenRa.FileFormats/FileSystem.cs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/OpenRa.FileFormats/FileSystem.cs b/OpenRa.FileFormats/FileSystem.cs
index 686f699c4a..b0c98d83ba 100644
--- a/OpenRa.FileFormats/FileSystem.cs
+++ b/OpenRa.FileFormats/FileSystem.cs
@@ -73,5 +73,20 @@ namespace OpenRa.FileFormats
 
 			throw new FileNotFoundException( string.Format( "File not found: {0}", filename ), filename );
 		}
+
+		public static bool Exists(string filename)
+		{
+			foreach (var folder in mountedFolders)
+			{
+				var s = folder.GetContent(filename);
+				if (s != null)
+				{
+					s.Dispose();
+					return true;
+				}
+			}
+
+			return false;
+		}
 	}
 }