FolderSync: Add option to create symbolic links instead of copying files

Signed-off-by: Bertrand Lorentz <bertrand.lorentz@gmail.com>

2 files changed, 32 insertions, 4 deletions

diff --git a/src/FolderSync/Banshee.FolderSync/FolderSyncController.cs b/src/FolderSync/Banshee.FolderSync/FolderSyncController.cs
index 7850343..9673403 100644
--- a/src/FolderSync/Banshee.FolderSync/FolderSyncController.cs
+++ b/src/FolderSync/Banshee.FolderSync/FolderSyncController.cs
@@ -26,6 +26,7 @@ using System.Text;
 using System.Threading;
 
 using Mono.Addins;
+using Mono.Unix;
 
 using Hyena;
 using Hyena.Data.Sqlite;
@@ -178,13 +179,35 @@ namespace Banshee.FolderSync
 
                         // copy file to selected folder
                         try {
-                            if (options.OverwriteExisting || !Banshee.IO.File.Exists (destUri)) {
-                                Banshee.IO.File.Copy (track.Uri, destUri, true);
+                            var destExists = Banshee.IO.File.Exists (destUri);
+
+                            if (options.OverwriteExisting || !destExists) {
+                                if (options.CreateSymLinks) {
+                                    var trackFilePath = SafeUri.UriToFilename (track.Uri);
+                                    var destFilePath = SafeUri.UriToFilename (destUri);
+
+                                    if (track.Uri.IsLocalPath) {
+                                        var target = new UnixFileInfo (trackFilePath);
+
+                                        // symbolic links need manual deletion,
+                                        // otherwise an exception is thrown in CreateSymbolicLink()
+                                        if (destExists) {
+                                            var dest = new UnixFileInfo (destFilePath);
+                                            dest.Delete ();
+                                        }
+
+                                        target.CreateSymbolicLink (destFilePath);
+                                    } else {
+                                        Hyena.Log.ErrorFormat ("Cannot create symlink to remote path {0} in {1}, skipping", track.Uri, destFilePath);
+                                    }
+                                } else {
+                                    Banshee.IO.File.Copy (track.Uri, destUri, true);
+                                }
                                 Hyena.Log.DebugFormat ("Copying {0} to {1}", track.Uri, destUri);
                             } else
                                 Hyena.Log.Debug ("Not overwriting existing file {0}", destUri);
                         } catch {
-                            Hyena.Log.ErrorFormat ("error copying file {0} to {1}, skipping", track.Uri, destUri);
+                            Hyena.Log.ErrorFormat ("Error copying file {0} to {1}, skipping", track.Uri, destUri);
                         }
 
                         // increment the progressbar
diff --git a/src/FolderSync/Banshee.FolderSync/FolderSyncView.cs b/src/FolderSync/Banshee.FolderSync/FolderSyncView.cs
index 4d32012..a42c367 100644
--- a/src/FolderSync/Banshee.FolderSync/FolderSyncView.cs
+++ b/src/FolderSync/Banshee.FolderSync/FolderSyncView.cs
@@ -39,6 +39,7 @@ namespace Banshee.FolderSync
         public bool CreateM3u;
         public uint SubfolderDepth;
         public string TargetFolder;
+        public bool CreateSymLinks;
         public List<Playlist> SelectedPlaylists;
     }
 
@@ -52,7 +53,8 @@ namespace Banshee.FolderSync
                  OverwriteExisting = overwrite_existing.Active,
                  CreateM3u = create_m3u.Active,
                  SubfolderDepth = 0,
-                 TargetFolder = target_chooser.Uri
+                 TargetFolder = target_chooser.Uri,
+                 CreateSymLinks = create_symlinks.Active
              };
             // if activated, we create subfolder until given depth
             if (create_subfolders.Active)
@@ -93,6 +95,8 @@ namespace Banshee.FolderSync
             new Gtk.CheckButton (AddinManager.CurrentLocalizer.GetString ("Create M3U Playlist"));
         Gtk.CheckButton overwrite_existing =
             new Gtk.CheckButton (AddinManager.CurrentLocalizer.GetString ("Overwrite existing files"));
+        Gtk.CheckButton create_symlinks =
+            new Gtk.CheckButton (AddinManager.CurrentLocalizer.GetString ("Create as symbolic link"));
         Gtk.CheckButton create_subfolders =
             new Gtk.CheckButton (AddinManager.CurrentLocalizer.GetString ("Create subfolders"));
         Gtk.SpinButton subfolder_depth = new Gtk.SpinButton (0f, 10f, 1f) {
@@ -147,6 +151,7 @@ namespace Banshee.FolderSync
             frame_alignment.Add (vbox_checkbox);
             vbox_checkbox.PackStart (create_m3u, true, true, 1);
             vbox_checkbox.PackStart (overwrite_existing, true, true, 1);
+            vbox_checkbox.PackStart (create_symlinks, true, true, 1);
             vbox_checkbox.PackStart (hbox_subfolder, true, true, 1);
             hbox_subfolder.PackStart (create_subfolders, true, true, 1);
             hbox_subfolder.PackStart (