less ../../../

git-svn-id: svn://svn.ijw.co.nz/svn/OpenRa@1355 993157c7-ee19-0410-b2c4-bb4e9862e678

OpenRa.FileFormats/FileSystem.cs

@@ -17,9 +17,12 @@ namespace OpenRa.FileFormats
 
 		public static Stream Open(string filename)
 		{
-			foreach (IFolder folder in mountedFolders)
-				try { return folder.GetContent(filename); }
-				catch { }
+			foreach( IFolder folder in mountedFolders )
+			{
+				Stream s = folder.GetContent(filename);
+				if( s != null )
+					return s;
+			}
 
 			throw new FileNotFoundException("File not found", filename);
 		}

OpenRa.FileFormats/Folder.cs

@@ -14,7 +14,7 @@ namespace OpenRa.FileFormats
 		public Stream GetContent(string filename)
 		{
 			try { return File.OpenRead(path + filename); }
-			catch { throw new FileNotFoundException("File not found", filename); }
+			catch { return null; }
 		}
 	}
 }

OpenRa.FileFormats/Package.cs

@@ -25,7 +25,7 @@ namespace OpenRa.FileFormats
 		public Package(string filename)
 		{
 			this.filename = filename;
-			using (Stream s = File.OpenRead(filename))
+			using (Stream s = FileSystem.Open(filename))
 			{
 				BinaryReader reader = new BinaryReader(s);
 				uint signature = reader.ReadUInt32();
@@ -124,7 +124,7 @@ namespace OpenRa.FileFormats
 			foreach( PackageEntry e in index )
 				if (e.Hash == hash)
 				{
-					using (Stream s = File.OpenRead(filename))
+					using (Stream s = FileSystem.Open(filename))
 					{
 						s.Seek( dataStart + e.Offset, SeekOrigin.Begin );
 						byte[] data = new byte[ e.Length ];
@@ -133,19 +133,12 @@ namespace OpenRa.FileFormats
 					}
 				}
 
-			throw new FileNotFoundException();
+			return null;
 		}
 
 		public Stream GetContent(string filename)
 		{
-			try
-			{
-				return GetContent(PackageEntry.HashFilename(filename));
-			}
-			catch (FileNotFoundException e)
-			{
-				throw new FileNotFoundException("File not found", filename, e);
-			}
+			return GetContent(PackageEntry.HashFilename(filename));
 		}
 	}
 

OpenRa.FileFormats/TileSet.cs

@@ -32,7 +32,7 @@ namespace OpenRa.FileFormats
 			Walkability walkability = new Walkability();
 
 			char tileSetChar = char.ToUpperInvariant( suffix[ 1 ] );
-			StreamReader tileIdFile = File.OpenText( "../../../tileSet.til" );
+			StreamReader tileIdFile = new StreamReader( FileSystem.Open( "tileSet.til" ) );
 
 			while( true )
 			{

OpenRa.FileFormats/Walkability.cs

@@ -8,14 +8,12 @@ namespace OpenRa.FileFormats
 {
 	public class Walkability
 	{
-		const string src = "../../../templates.ini";
-
 		Dictionary<string, Dictionary<int, int>> walkability =
 			new Dictionary<string, Dictionary<int, int>>();
 
 		public Walkability()
 		{
-			IniFile file = new IniFile(File.OpenRead(src));
+			IniFile file = new IniFile( FileSystem.Open( "templates.ini" ) );
 			Regex pattern = new Regex(@"tiletype(\d+)");
 
 			foreach (IniSection section in file.Sections)