Apachai.Apachai.HandleUploadedFile C# (CSharp) Method

        Task<string> HandleUploadedFile(Stream file, string user, string transformation)
        {
            return Task<string>.Factory.StartNew (() => {
                string filename = user + Hasher.Hash (file);
                string path = Path.Combine (imgDirectory, filename);

                using (FileStream fs = File.OpenWrite (path)) {
                    file.CopyTo (fs);
                    file.Close ();
                }

                // Rotate if EXIF data are there
                var metadataSave = TagLibMetadata.ApplyNeededRotation (path);

                // Make a fancy transformation
                Log.Info ("Transforming according to: " + transformation);
                if (PhotoEffect.ApplyTransformFromString (transformation, path))
                    TagLibMetadata.RestoreMetadata (path, metadataSave);

                return filename;
            });
        }