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Diffstat (limited to 'src/mpris2-controller.vala')
| -rw-r--r-- | src/mpris2-controller.vala | 286 |
1 files changed, 0 insertions, 286 deletions
diff --git a/src/mpris2-controller.vala b/src/mpris2-controller.vala deleted file mode 100644 index 2cc8d12..0000000 --- a/src/mpris2-controller.vala +++ /dev/null @@ -1,286 +0,0 @@ -/* -Copyright 2010 Canonical Ltd. - -Authors: - Conor Curran <conor.curran@canonical.com> - -This program is free software: you can redistribute it and/or modify it -under the terms of the GNU General Public License version 3, as published -by the Free Software Foundation. - -This program is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranties of -MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR -PURPOSE. See the GNU General Public License for more details. - -You should have received a copy of the GNU General Public License along -with this program. If not, see <http://www.gnu.org/licenses/>. -*/ -using Dbusmenu; -using Transport; - -public class Mpris2Controller : GLib.Object -{ - public const int MAX_PLAYLIST_COUNT = 100; - - public MprisRoot mpris2_root {get; construct;} - public MprisPlayer player {get; construct;} - public MprisPlaylists playlists {get; construct;} - public FreeDesktopProperties properties_interface {get; construct;} - public PlayerController owner {get; construct;} - - public Mpris2Controller(PlayerController ctrl) - { - GLib.Object(owner: ctrl); - } - - construct{ - try { - this.mpris2_root = Bus.get_proxy_sync ( BusType.SESSION, - this.owner.dbus_name, - "/org/mpris/MediaPlayer2" ); - this.player = Bus.get_proxy_sync ( BusType.SESSION, - this.owner.dbus_name, - "/org/mpris/MediaPlayer2" ); - this.properties_interface = Bus.get_proxy_sync ( BusType.SESSION, - "org.freedesktop.Properties.PropertiesChanged", - "/org/mpris/MediaPlayer2" ); - this.properties_interface.PropertiesChanged.connect ( property_changed_cb ); - if ( this.owner.use_playlists == true ){ - this.playlists = Bus.get_proxy_sync ( BusType.SESSION, - this.owner.dbus_name, - "/org/mpris/MediaPlayer2" ); - this.playlists.PlaylistChanged.connect (on_playlistdetails_changed); - } - } - catch (IOError e) { - critical("Problems connecting to the session bus - %s", e.message); - } - } - /* - * property_changed_cb - * Called when a property changed signal is emitted from any of mpris - * objects on the bus. - * Note that the signal will be received by each instance for each player - * and at that moment there is no way to know what player that signal - * came from therefore it is necessary to query each relevant property - * to update the respective dbusmenuitem property inorder to keep the UI in sync - * Please also note due to some race condition in the depths of gdbus - * a timeout is needed between receiving the prop update and query the respective property. - * This can be seen at various points below. - */ - public void property_changed_cb ( string interface_source, - HashTable<string, Variant?> changed_properties, - string[] invalid ) - { - if ( changed_properties == null || - interface_source.has_prefix ( MPRIS_PREFIX ) == false ){ - warning("Property-changed hash is null or this is an interface that doesn't concern us"); - return; - } - Variant? play_v = changed_properties.lookup("PlaybackStatus"); - if(play_v != null){ - string state = this.player.PlaybackStatus; - Timeout.add ( 200, ensure_correct_playback_status ); - Transport.State p = (Transport.State)this.determine_play_state(state); - (this.owner.custom_items[PlayerController.widget_order.TRANSPORT] as TransportMenuitem).change_play_state(p); - } - Variant? meta_v = changed_properties.lookup("Metadata"); - if(meta_v != null) - { - Timeout.add ( 200, ensure_correct_metadata ); - } - Variant? playlist_v = changed_properties.lookup("ActivePlaylist"); - if ( playlist_v != null && this.owner.use_playlists == true ){ - Timeout.add (500, this.fetch_active_playlist); - } - Variant? playlist_count_v = changed_properties.lookup("PlaylistCount"); - if ( playlist_count_v != null && this.owner.use_playlists == true ){ - this.fetch_playlists.begin(); - this.fetch_active_playlist(); - } - Variant? playlist_orderings_v = changed_properties.lookup("Orderings"); - if ( playlist_orderings_v != null && this.owner.use_playlists == true ){ - this.fetch_playlists.begin(); - this.fetch_active_playlist(); - } - Variant? identity_v = changed_properties.lookup("Identity"); - if (identity_v != null){ - MetadataMenuitem md = this.owner.custom_items[PlayerController.widget_order.METADATA] as MetadataMenuitem; - md.alter_label (this.mpris2_root.Identity); - } - } - - private bool ensure_correct_metadata () - { - GLib.HashTable<string, Variant?> changed_updates = clean_metadata(); - PlayerItem metadata = this.owner.custom_items[PlayerController.widget_order.METADATA]; - metadata.reset (MetadataMenuitem.relevant_attributes_for_ui()); - metadata.update ( changed_updates, - MetadataMenuitem.relevant_attributes_for_ui()); - MetadataMenuitem md = this.owner.custom_items[PlayerController.widget_order.METADATA] as MetadataMenuitem; - bool collapsing = !metadata.populated(MetadataMenuitem.relevant_attributes_for_ui()); - md.should_collapse(collapsing); - - return false; - } - - private bool ensure_correct_playback_status() - { - Transport.State p = (Transport.State)this.determine_play_state(this.player.PlaybackStatus); - (this.owner.custom_items[PlayerController.widget_order.TRANSPORT] as TransportMenuitem).change_play_state(p); - return false; - } - - private GLib.HashTable<string, Variant?>? clean_metadata() - { - GLib.HashTable<string, Variant?> changed_updates = this.player.Metadata; - - Variant? artist_v = this.player.Metadata.lookup("xesam:artist"); - if(artist_v != null){ - string display_artists; - // Accomodate Spotify (should return 'as' and not 's') - if(artist_v.get_type_string() == "s"){ - display_artists = artist_v.get_string(); - } - else{ - string[] artists = artist_v.dup_strv(); - display_artists = string.joinv(", ", artists); - } - changed_updates.replace("xesam:artist", display_artists); - } - return changed_updates; - } - - private Transport.State determine_play_state(string? status){ - if(status != null && status == "Playing"){ - return Transport.State.PLAYING; - } - return Transport.State.PAUSED; - } - - public void initial_update() - { - Transport.State update; - - if(this.player.PlaybackStatus == null){ - update = Transport.State.PAUSED; - } - else{ - update = determine_play_state (this.player.PlaybackStatus); - } - if (this.mpris2_root.Identity != null){ - MetadataMenuitem md = this.owner.custom_items[PlayerController.widget_order.METADATA] as MetadataMenuitem; - md.alter_label (this.mpris2_root.Identity); - } - (this.owner.custom_items[PlayerController.widget_order.TRANSPORT] as TransportMenuitem).change_play_state (update); - GLib.HashTable<string, Value?>? cleaned_metadata = this.clean_metadata(); - this.owner.custom_items[PlayerController.widget_order.METADATA].update (cleaned_metadata, - MetadataMenuitem.attributes_format()); - - if ( this.owner.use_playlists == true ){ - this.fetch_playlists.begin(); - this.fetch_active_playlist(); - } - } - - public void transport_update(Transport.Action command) - { - if(command == Transport.Action.PLAY_PAUSE){ - this.player.PlayPause.begin(); - } - else if(command == Transport.Action.PREVIOUS){ - this.player.Previous.begin(); - } - else if(command == Transport.Action.NEXT){ - this.player.Next.begin(); - } - else if(command == Transport.Action.REWIND){ - this.player.Seek.begin(-500000); - } - else if(command == Transport.Action.FORWIND){ - this.player.Seek.begin(400000); - } - } - - public bool connected() - { - return (this.player != null && this.mpris2_root != null); - } - - public void expose() - { - if(this.connected() == true){ - this.mpris2_root.Raise.begin(); - } - } - - private void on_playlistdetails_changed (PlaylistDetails details) - { - PlaylistsMenuitem playlists_item = this.owner.custom_items[PlayerController.widget_order.PLAYLISTS] as PlaylistsMenuitem; - playlists_item.update_individual_playlist (details); - } - - public async void fetch_playlists() - { - PlaylistDetails[] current_playlists = null; - - try{ - current_playlists = yield this.playlists.GetPlaylists (0, - MAX_PLAYLIST_COUNT, - "Alphabetical", - false); - } - catch (IOError e){ - return; - } - - if( current_playlists != null ){ - PlaylistsMenuitem playlists_item = this.owner.custom_items[PlayerController.widget_order.PLAYLISTS] as PlaylistsMenuitem; - playlists_item.update(current_playlists); - } - else{ - warning(" Playlists are on but %s is returning no current_playlists ?", - this.owner.app_info.get_name()); - this.owner.use_playlists = false; - } - } - - private bool validate_playlists_details() - { - if (this.playlists.ActivePlaylist == null){ - return false; - } - if (this.playlists.ActivePlaylist.valid == false){ - return false; - } - if (this.playlists.ActivePlaylist.details == null){ - return false; - } - if (this.playlists.ActivePlaylist.details.path == null || - this.playlists.ActivePlaylist.details.name == null){ - return false; - } - return true; - } - - private bool fetch_active_playlist() - { - if (this.validate_playlists_details() == false){ - return false; - } - PlaylistsMenuitem playlists_item = this.owner.custom_items[PlayerController.widget_order.PLAYLISTS] as PlaylistsMenuitem; - playlists_item.active_playlist_update ( this.playlists.ActivePlaylist.details ); - return false; - } - - public void activate_playlist (ObjectPath path) - { - try{ - this.playlists.ActivatePlaylist.begin(path); - } - catch(IOError e){ - warning ("Could not activate playlist %s because %s", (string)path, e.message); - } - } -} |