Apply meta manipulation and load the corresponding files when encountering meta files.

Penumbra/Util/TempFile.cs

@@ -0,0 +1,31 @@
+using System.IO;
+
+namespace Penumbra.Util
+{
+    public static class TempFile
+    {
+        public static FileInfo TempFileName( DirectoryInfo baseDir )
+        {
+            const uint maxTries = 15;
+            for( var i = 0; i < maxTries; ++i )
+            {
+                var name = Path.GetRandomFileName();
+                var path = new FileInfo( Path.Combine( baseDir.FullName, name ) );
+                if( !path.Exists )
+                {
+                    return path;
+                }
+            }
+
+            throw new IOException();
+        }
+
+        public static FileInfo WriteNew( DirectoryInfo baseDir, byte[] data )
+        {
+            var fileName = TempFileName( baseDir );
+            File.WriteAllBytes( fileName.FullName, data );
+            fileName.Refresh();
+            return fileName;
+        }
+    }
+}