public void Add(string key, LibraryDownload d)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
else if (d == null)
{
throw new ArgumentNullException("d");
}
else if (monitoring)
{
throw new InvalidOperationException("Can't add while monitoring.");
}
lock (downloads) {
if (!downloads.ContainsKey(key))
{
downloads.Add(key, d);
d.Finished += OnDownloadFinished;
d.ProcessingComplete += OnDownloadProcessed;
Log.DebugFormat("Download added for {0}", key);
}
}
}
private void LoadPlaylists()
{
if (CurrentActivity == null)
{
return;
}
else if (CurrentActivity.State != ActivityState.Connected)
{
Hyena.Log.Debug(String.Format("activity state {0} is invalid.", CurrentActivity.State));
return;
}
else if (CurrentState != State.LoadedMetadata)
{
Hyena.Log.Debug(String.Format("state {0} is invalid.", CurrentState));
return;
}
try {
IMetadataProviderService service = CurrentActivity.GetDBusObject <IMetadataProviderService> (MetadataProviderService.BusName, MetadataProviderService.ObjectPath);
int [] playlist_ids = service.GetPlaylistIds(LibraryType.Music);
download_monitor.Reset();
if (playlist_ids.Length == 0)
{
CurrentState = State.Loaded;
}
else
{
foreach (int id in playlist_ids)
{
string playlist_path = service.CreatePlaylistProvider(id).ToString();
IPlaylistProvider playlist_provider = CurrentActivity.GetDBusObject <IPlaylistProvider>
(PlaylistProvider.BusName, playlist_path);
LibraryDownload download = new LibraryDownload();
download_monitor.Add(playlist_path, download);
//download_monitor.AssociateObject (playlist_path, new ContactPlaylistSource (playlist_provider.GetName (), this));
download.ProcessIncomingPayloads(delegate(object sender, object [] o) {
OnPlaylistTracksDownloaded(new DownloadedTracksEventArgs(sender as LibraryDownload, o, playlist_provider.GetName()));
});
playlist_provider.ChunkReady += OnPlaylistChunkReady;
playlist_provider.GetChunks(chunk_length);
}
download_monitor.Start();
}
} catch (Exception e) {
Hyena.Log.Warning(e);
ResetState();
OnError(new TubeManagerErrorEventArgs(ErrorReason.ErrorDuringPlaylistLoad));
}
}
private void OnDownloadProcessed(object sender, EventArgs args)
{
LibraryDownload download = sender as LibraryDownload;
if (download != null && downloads.Values.Contains(download))
{
if (monitoring && ProcessingFinished())
{
OnAllProcessed(EventArgs.Empty);
}
}
}
private void OnTubeManagerPlaylistTracksDownloaded(object sender, EventArgs args)
{
DownloadedTracksEventArgs track_args = args as DownloadedTracksEventArgs;
IDictionary <string, object> [] chunk = track_args.tracks as IDictionary <string, object> [];
if (chunk == null)
{
return;
}
LibraryDownload d = track_args.download as LibraryDownload;
ThreadAssist.ProxyToMain(delegate {
SetStatus(String.Format(AddinManager.CurrentLocalizer.GetString("Loading {0} of {1}"),
CalculateLoadingTracks(chunk.Length, d.TotalExpected),
d.TotalExpected), false);
});
ContactPlaylistSource source = null;
if (playlist_map.ContainsKey(d))
{
source = playlist_map[d];
}
else
{
source = new ContactPlaylistSource(track_args.name, this);
playlist_map.Add(d, source);
}
source.AddTracks(chunk);
ThreadAssist.ProxyToMain(delegate {
if (d != null && d.IsFinished)
{
Hyena.Log.DebugFormat("Download complete for {0}", source.Name);
AddChildSource(source);
playlist_map.Remove(d);
HideStatus();
}
});
}
private void OnPlaylistChunkReady(string object_path, IDictionary <string, object>[] chunk,
long timestamp, int seq_num, int total)
{
Hyena.Log.DebugFormat("Playlist Chunk Ready timestamp {0} seq {1} tracks {2} path {3}",
timestamp, seq_num, chunk.Length, object_path);
LibraryDownload current_download = download_monitor.Get(object_path);
if (current_download != null)
{
if (!current_download.IsStarted)
{
Hyena.Log.Debug("Initializing download");
current_download.Timestamp = timestamp;
current_download.TotalExpected = total;
}
current_download.UpdateDownload(timestamp, seq_num, chunk.Length, chunk);
}
}
public void Add (string key, LibraryDownload d)
{
if (key == null) {
throw new ArgumentNullException ("key");
}
else if (d == null) {
throw new ArgumentNullException ("d");
}
else if (monitoring) {
throw new InvalidOperationException ("Can't add while monitoring.");
}
lock (downloads) {
if (!downloads.ContainsKey (key)) {
downloads.Add (key, d);
d.Finished += OnDownloadFinished;
d.ProcessingComplete += OnDownloadProcessed;
Log.DebugFormat ("Download added for {0}", key);
}
}
}
private void OnTubeManagerTracksDownloaded(object sender, EventArgs args)
{
DownloadedTracksEventArgs track_args = args as DownloadedTracksEventArgs;
IDictionary <string, object> [] chunk = track_args.tracks as IDictionary <string, object> [];
if (chunk == null)
{
return;
}
LibraryDownload d = track_args.download as LibraryDownload;
ThreadAssist.ProxyToMain(delegate {
SetStatus(String.Format(AddinManager.CurrentLocalizer.GetString("Loading {0} of {1}"),
CalculateLoadingTracks(chunk.Length, d.TotalExpected),
d.TotalExpected), false);
});
HyenaSqliteConnection conn = ServiceManager.DbConnection;
conn.BeginTransaction();
for (int i = 0; i < chunk.Length; i++)
{
IDictionary <string, object> track = chunk[i];
ContactTrackInfo contact_track = new ContactTrackInfo(track, this);
// notify once per chunk
if (i == chunk.Length - 1)
{
conn.CommitTransaction();
contact_track.Save(true);
}
else
{
contact_track.Save(false);
}
}
}
public DownloadedTracksEventArgs(LibraryDownload download, object [] tracks, string name)
: this(download, tracks)
{
this.name = name;
}
public DownloadedTracksEventArgs(LibraryDownload download, object [] tracks)
{
this.download = download;
this.tracks = tracks;
}
public DownloadedTracksEventArgs(LibraryDownload download, object [] tracks, string name) : this(download, tracks)
{
this.name = name;
}
public DownloadedTracksEventArgs(LibraryDownload download, object [] tracks)
{
this.download = download;
this.tracks = tracks;
}
private void LoadData()
{
Hyena.Log.Debug("TubeManager.LoadData ()");
if (CurrentState >= State.LoadingMetadata)
{
return;
}
else if (CurrentActivity == null)
{
return;
}
else if (CurrentActivity.State != ActivityState.Connected)
{
Hyena.Log.Debug(String.Format("activity state {0} is invalid.", CurrentActivity.State));
return;
}
IMetadataProviderService service = CurrentActivity.GetDBusObject <IMetadataProviderService> (MetadataProviderService.BusName, MetadataProviderService.ObjectPath);
if (service == null)
{
Hyena.Log.Debug("ContactSource.LoadData found service null");
return;
}
try {
// call MetadataProviderService.PermissionGranted () asynchronously to prevent blocking the UI
// when Telepathy tubes are slow
if (CurrentState <= State.Waiting)
{
Hyena.Log.Debug("Setting to waiting state");
CurrentState = State.Waiting;
permission_caller = new GetBoolPropertyCaller(service.PermissionGranted);
permission_caller.BeginInvoke(new AsyncCallback(delegate(IAsyncResult result) {
if (CurrentState != State.Waiting)
{
return;
}
GetBoolPropertyCaller caller = (GetBoolPropertyCaller)result.AsyncState;
bool granted = caller.EndInvoke(result);
if (granted)
{
CurrentState = State.PermissionGranted;
}
else
{
CurrentState = State.PermissionNotGranted;
}
LoadData();
}), permission_caller);
}
else if (CurrentState == State.PermissionGranted)
{
service.DownloadingAllowedChanged += delegate(bool allowed) {
IsDownloadingAllowed = allowed;
};
// determine if downloading is allowed asynchronously
downloading_caller = new GetBoolPropertyCaller(service.DownloadsAllowed);
downloading_caller.BeginInvoke(new AsyncCallback(delegate(IAsyncResult result) {
GetBoolPropertyCaller caller = (GetBoolPropertyCaller)result.AsyncState;
IsDownloadingAllowed = caller.EndInvoke(result);
}), downloading_caller);
// clean up any residual tracks
download_monitor.Reset();
CurrentState = State.LoadingMetadata;
string metadata_path = service.CreateMetadataProvider(LibraryType.Music).ToString();
IMetadataProvider library_provider = CurrentActivity.GetDBusObject <IMetadataProvider> (MetadataProvider.BusName, metadata_path);
LibraryDownload download = new LibraryDownload();
download_monitor.Add(metadata_path, download);
download.ProcessIncomingPayloads(delegate(object sender, object [] o) {
OnTracksDownloaded(new DownloadedTracksEventArgs(sender as LibraryDownload, o));
});
library_provider.ChunkReady += OnLibraryChunkReady;
library_provider.GetChunks(chunk_length);
download_monitor.Start();
}
else if (CurrentState == State.PermissionNotGranted)
{
CurrentState = State.Waiting;
service.PermissionSet += OnPermissionSet;
service.RequestPermission();
}
} catch (Exception e) {
Hyena.Log.Warning(e);
ResetState();
OnError(new TubeManagerErrorEventArgs(ErrorReason.ErrorDuringLoad));
}
}
