diff options
Diffstat (limited to 'lib/mpris')
| -rw-r--r-- | lib/mpris/cli.vala | 331 | ||||
| -rw-r--r-- | lib/mpris/config.vala.in | 6 | ||||
| -rw-r--r-- | lib/mpris/ifaces.vala | 60 | ||||
| -rw-r--r-- | lib/mpris/meson.build | 94 | ||||
| -rw-r--r-- | lib/mpris/meson_options.txt | 11 | ||||
| -rw-r--r-- | lib/mpris/mpris.vala | 66 | ||||
| -rw-r--r-- | lib/mpris/player.vala | 467 | ||||
| -rw-r--r-- | lib/mpris/version | 1 |
8 files changed, 1036 insertions, 0 deletions
diff --git a/lib/mpris/cli.vala b/lib/mpris/cli.vala new file mode 100644 index 0000000..b71def9 --- /dev/null +++ b/lib/mpris/cli.vala @@ -0,0 +1,331 @@ +namespace AstalMpris { +static bool help; +static bool version; +static bool list; +static bool raw; +[CCode (array_length = false, array_null_terminated = true)] +static string[] players; + +const OptionEntry[] options = { + { "version", 'v', OptionFlags.NONE, OptionArg.NONE, ref version, null, null }, + { "help", 'h', OptionFlags.NONE, OptionArg.NONE, ref help, null, null }, + { "player", 'p', OptionFlags.NONE, OptionArg.STRING_ARRAY, ref players, null, null }, + { "list", 'l', OptionFlags.NONE, OptionArg.NONE, ref list, null, null }, + { "raw", 'r', OptionFlags.NONE, OptionArg.NONE, ref raw, null, null }, + { null }, +}; + +int main(string[] argv) { + try { + var opts = new OptionContext(); + opts.add_main_entries(options, null); + opts.set_help_enabled(false); + opts.set_ignore_unknown_options(false); + opts.parse(ref argv); + } catch (OptionError err) { + printerr(err.message); + return 1; + } + + if (help) { + print("Usage:\n"); + print(" %s [flags] [command]\n\n", argv[0]); + print("Flags:\n"); + print(" -h, --help Print this help and exit\n"); + print(" -v, --version Print version number and exit\n"); + print(" -l, --list List available players\n"); + print(" -p, --player Operate on given player\n"); + print(" -r, --raw Print single line json info\n"); + print("\nCommands:\n"); + print(" info Print info about player\n"); + print(" monitor Monitor changes\n"); + print(" play Play track\n"); + print(" pause Pause track\n"); + print(" play-pause Play if paused, Pause if playing\n"); + print(" stop Stop player\n"); + print(" next Play next track\n"); + print(" previous Play previous track\n"); + print(" quit Quit player\n"); + print(" raise Ask compositor to raise the player\n"); + print(" position [OFFSET][+/-/%] Set position of player\n"); + print(" volume [LEVEL][+/-/%] Set volume of player\n"); + print(" loop [STATUS] One of: \"None\", \"Track\", \"Playlist\"\n"); + print(" shuffle [STATUS] One of: \"On\", \"Off\", \"Toggle\"\n"); + return 0; + } + + if (version) { + print(VERSION); + return 0; + } + + var mpris = new Mpris(); + var mpris_players = new List<Player>(); + + if (list) { + foreach (var p in mpris.players) + print("%s\n", p.bus_name.replace(Mpris.PREFIX, "")); + + return 0; + } + + if (players.length > 0) { + foreach (var name in players) + mpris_players.append(new Player(name)); + } else { + foreach (var p in mpris.players) + mpris_players.append(p); + } + + var cmd = argv[1]; + var arg = argv[2]; + + switch (cmd) { + case "monitor": + return do_monitor(mpris); + + case "info": + print_players(mpris_players.copy()); + break; + + case "play": + foreach (var player in mpris_players) + player.play(); + break; + + case "pause": + foreach (var player in mpris_players) + player.pause(); + break; + + case "play-pause": + foreach (var player in mpris_players) + player.play_pause(); + break; + + case "stop": + foreach (var player in mpris_players) + player.stop(); + break; + + case "next": + foreach (var player in mpris_players) + player.next(); + break; + + case "previous": + foreach (var player in mpris_players) + player.previous(); + break; + + case "raise": + foreach (var player in mpris_players) + player.raise(); + break; + + case "quit": + foreach (var player in mpris_players) + player.quit(); + break; + + case "position": + foreach (var player in mpris_players) { + if (do_position(player, arg) != 0) + return 1; + } + break; + + case "volume": + foreach (var player in mpris_players) { + if (do_volume(player, arg) != 0) + return 1; + } + break; + + case "loop": + foreach (var player in mpris_players) { + if (do_loop(player, arg) != 0) + return 1; + } + break; + + case "shuffle": + foreach (var player in mpris_players) { + if (do_shuffle(player, arg) != 0) + return 1; + } + break; + + case "open": + if (arg == null) { + stderr.printf("missing open arg"); + return 1; + } + + foreach (var player in mpris_players) + player.open_uri(arg); + break; + + default: + if (cmd == null) + stderr.printf("missing command\n"); + else + stderr.printf(@"unknown command \"$cmd\"\n"); + return 1; + } + + return 0; +} + +Json.Node to_json(Player p) { + var uris = new Json.Builder().begin_array(); + foreach (var uri in p.supported_uri_schemas) + uris.add_string_value(uri); + + uris.end_array(); + + return new Json.Builder().begin_object() + .set_member_name("bus_name").add_string_value(p.bus_name) + .set_member_name("available").add_boolean_value(p.available) + .set_member_name("identity").add_string_value(p.identity) + .set_member_name("entry").add_string_value(p.entry) + .set_member_name("supported_uri_schemas").add_value(uris.get_root()) + .set_member_name("loop_status").add_string_value(p.loop_status.to_string()) + .set_member_name("shuffle_status").add_string_value(p.shuffle_status.to_string()) + .set_member_name("rate").add_double_value(p.rate) + .set_member_name("volume").add_double_value(p.volume) + .set_member_name("position").add_double_value(p.position) + .set_member_name("cover_art").add_string_value(p.cover_art) + .set_member_name("metadata").add_value(Json.gvariant_serialize( + p.metadata != null ? p.metadata : new HashTable<string, Variant>(str_hash, str_equal))) + .end_object() + .get_root(); +} + +void print_players(List<weak Player> players) { + var json = new Json.Builder().begin_array(); + + foreach (var p in players) + json.add_value(to_json(p)); + + stdout.printf("%s\n", Json.to_string(json.end_array().get_root(), !raw)); + stdout.flush(); +} + +int do_monitor(Mpris mpris) { + print_players(mpris.players); + foreach (var player in mpris.players) { + player.notify.connect(() => print_players(mpris.players)); + } + + mpris.player_added.connect((player) => { + player.notify.connect(() => print_players(mpris.players)); + }); + + mpris.player_closed.connect(() => { + print_players(mpris.players); + }); + + new MainLoop(null, false).run(); + return 0; +} + +int do_position(Player player, string? arg) { + if (arg == null) { + stderr.printf("missing position argument\n"); + return 1; + } + + else if (arg.has_suffix("%")) { + var percent = double.parse(arg.slice(0, -1)) / 100; + player.position = player.length * percent; + } + + else if (arg.has_suffix("-")) { + player.position += double.parse(arg.slice(0, -1)) * -1; + } + + else if (arg.has_suffix("+")) { + player.position += double.parse(arg.slice(0, -1)); + } + + else { + player.position = double.parse(arg); + } + + return 0; +} + +int do_volume(Player player, string? arg) { + if (arg == null) { + stderr.printf("missing volume argument\n"); + return 1; + } + + else if (arg.has_suffix("%")) { + player.volume = double.parse(arg.slice(0, -1)) / 100; + } + + else if (arg.has_suffix("-")) { + player.volume += (double.parse(arg.slice(0, -1)) * -1) / 100; + } + + else if (arg.has_suffix("+")) { + player.volume += double.parse(arg.slice(0, -1)) / 100; + } + + else { + player.volume = double.parse(arg); + } + + return 0; +} + +int do_loop(Player player, string? arg) { + if (arg == null) { + player.loop(); + return 0; + } + + switch (arg) { + case "None": + player.loop_status = Loop.NONE; + break; + case "Track": + player.loop_status = Loop.TRACK; + break; + case "Playlist": + player.loop_status = Loop.PLAYLIST; + break; + default: + stderr.printf(@"unknown shuffle status \"$arg\""); + return 1; + } + + return 0; +} + +int do_shuffle(Player player, string? arg) { + if (arg == null) { + player.shuffle(); + return 1; + } + + switch (arg) { + case "On": + player.shuffle_status = Shuffle.ON; + break; + case "Off": + player.shuffle_status = Shuffle.OFF; + break; + case "Toggle": + player.shuffle(); + break; + default: + stderr.printf(@"unknown shuffle status \"$arg\""); + return 1; + } + + return 0; +} +} diff --git a/lib/mpris/config.vala.in b/lib/mpris/config.vala.in new file mode 100644 index 0000000..767c4bd --- /dev/null +++ b/lib/mpris/config.vala.in @@ -0,0 +1,6 @@ +namespace AstalMpris { + public const int MAJOR_VERSION = @MAJOR_VERSION@; + public const int MINOR_VERSION = @MINOR_VERSION@; + public const int MICRO_VERSION = @MICRO_VERSION@; + public const string VERSION = "@VERSION@"; +} diff --git a/lib/mpris/ifaces.vala b/lib/mpris/ifaces.vala new file mode 100644 index 0000000..4a9d715 --- /dev/null +++ b/lib/mpris/ifaces.vala @@ -0,0 +1,60 @@ +namespace AstalMpris { +[DBus (name="org.freedesktop.DBus")] +internal interface DBusImpl : DBusProxy { + public abstract string[] list_names () throws GLib.Error; + public signal void name_owner_changed (string name, string old_owner, string new_owner); +} + +[DBus (name="org.freedesktop.DBus.Properties")] +internal interface PropsIface : DBusProxy { + public abstract HashTable<string, Variant> get_all (string iface); +} + +[DBus (name="org.mpris.MediaPlayer2")] +internal interface IMpris : PropsIface { + public abstract void raise () throws GLib.Error; + public abstract void quit () throws GLib.Error; + + public abstract bool can_quit { get; } + public abstract bool fullscreen { get; set; } + public abstract bool can_set_fullscreen { get; } + public abstract bool can_raise { get; } + public abstract bool has_track_list { get; } + public abstract string identity { owned get; } + public abstract string desktop_entry { owned get; } + public abstract string[] supported_uri_schemas { owned get; } + public abstract string[] supported_mime_types { owned get; } +} + +[DBus (name="org.mpris.MediaPlayer2.Player")] +internal interface IPlayer : IMpris { + public abstract void next () throws GLib.Error; + public abstract void previous () throws GLib.Error; + public abstract void pause () throws GLib.Error; + public abstract void play_pause () throws GLib.Error; + public abstract void stop () throws GLib.Error; + public abstract void play () throws GLib.Error; + public abstract void seek (int64 offset) throws GLib.Error; + public abstract void set_position (ObjectPath track_id, int64 position) throws GLib.Error; + public abstract void open_uri (string uri) throws GLib.Error; + + public signal void seeked (int64 position); + + public abstract string playback_status { owned get; } + public abstract string loop_status { owned get; set; } + public abstract double rate { get; set; } + public abstract bool shuffle { get; set; } + public abstract HashTable<string,Variant> metadata { owned get; } + public abstract double volume { get; set; } + public abstract int64 position { get; } + public abstract double minimum_rate { get; set; } + public abstract double maximum_rate { get; set; } + + public abstract bool can_go_next { get; } + public abstract bool can_go_previous { get; } + public abstract bool can_play { get; } + public abstract bool can_pause { get; } + public abstract bool can_seek { get; } + public abstract bool can_control { get; } +} +} diff --git a/lib/mpris/meson.build b/lib/mpris/meson.build new file mode 100644 index 0000000..c9a5c53 --- /dev/null +++ b/lib/mpris/meson.build @@ -0,0 +1,94 @@ +project( + 'astal-mpris', + 'vala', + 'c', + version: run_command('cat', join_paths(meson.project_source_root(), 'version')).stdout().strip(), + meson_version: '>= 0.62.0', + default_options: [ + 'warning_level=2', + 'werror=false', + 'c_std=gnu11', + ], +) + +assert( + get_option('lib') or get_option('cli'), + 'Either lib or cli option must be set to true.', +) + +version_split = meson.project_version().split('.') +api_version = version_split[0] + '.' + version_split[1] +gir = 'AstalMpris-' + api_version + '.gir' +typelib = 'AstalMpris-' + api_version + '.typelib' + +config = configure_file( + input: 'config.vala.in', + output: 'config.vala', + configuration: { + 'VERSION': meson.project_version(), + 'MAJOR_VERSION': version_split[0], + 'MINOR_VERSION': version_split[1], + 'MICRO_VERSION': version_split[2], + }, +) + +deps = [ + dependency('glib-2.0'), + dependency('gobject-2.0'), + dependency('json-glib-1.0'), +] + +sources = [ + config, + 'ifaces.vala', + 'player.vala', + 'mpris.vala', +] + +if get_option('lib') + lib = library( + meson.project_name(), + sources, + dependencies: deps, + vala_header: meson.project_name() + '.h', + vala_vapi: meson.project_name() + '-' + api_version + '.vapi', + vala_gir: gir, + version: meson.project_version(), + install: true, + install_dir: [true, true, true, true], + ) + + import('pkgconfig').generate( + lib, + name: meson.project_name(), + filebase: meson.project_name() + '-' + api_version, + version: meson.project_version(), + subdirs: meson.project_name(), + requires: deps, + install_dir: get_option('libdir') / 'pkgconfig', + ) + + custom_target( + typelib, + command: [ + find_program('g-ir-compiler'), + '--output', '@OUTPUT@', + '--shared-library', get_option('prefix') / get_option('libdir') / '@PLAINNAME@', + meson.current_build_dir() / gir, + ], + input: lib, + output: typelib, + depends: lib, + install: true, + install_dir: get_option('libdir') / 'girepository-1.0', + ) +endif + +if get_option('cli') + executable( + meson.project_name(), + ['cli.vala', sources], + dependencies: deps, + install: true, + ) +endif diff --git a/lib/mpris/meson_options.txt b/lib/mpris/meson_options.txt new file mode 100644 index 0000000..f110242 --- /dev/null +++ b/lib/mpris/meson_options.txt @@ -0,0 +1,11 @@ +option( + 'lib', + type: 'boolean', + value: true, +) + +option( + 'cli', + type: 'boolean', + value: true, +) diff --git a/lib/mpris/mpris.vala b/lib/mpris/mpris.vala new file mode 100644 index 0000000..0e55a2e --- /dev/null +++ b/lib/mpris/mpris.vala @@ -0,0 +1,66 @@ +namespace AstalMpris { +public Mpris get_default() { + return Mpris.get_default(); +} + +public class Mpris : Object { + internal static string PREFIX = "org.mpris.MediaPlayer2."; + + private static Mpris instance; + public static Mpris get_default() { + if (instance == null) + instance = new Mpris(); + + return instance; + } + + private DBusImpl proxy; + + private HashTable<string, Player> _players = + new HashTable<string, Player> (str_hash, str_equal); + + public List<weak Player> players { owned get { return _players.get_values(); } } + + public signal void player_added (Player player); + public signal void player_closed (Player player); + + construct { + try { + proxy = Bus.get_proxy_sync( + BusType.SESSION, + "org.freedesktop.DBus", + "/org/freedesktop/DBus" + ); + + foreach (var busname in proxy.list_names()) { + if (busname.has_prefix(Mpris.PREFIX)) + add_player(busname); + } + + proxy.name_owner_changed.connect((name, old_owner, new_owner) => { + if (!name.has_prefix(Mpris.PREFIX)) + return; + + if (new_owner != "" && old_owner == "") + add_player(name); + }); + } catch (Error error) { + critical(error.message); + } + } + + private void add_player(string busname) { + var p = new Player(busname); + _players.set(busname, p); + + p.closed.connect(() => { + player_closed(p); + _players.remove(busname); + notify_property("players"); + }); + + player_added(p); + notify_property("players"); + } +} +} diff --git a/lib/mpris/player.vala b/lib/mpris/player.vala new file mode 100644 index 0000000..ed146f6 --- /dev/null +++ b/lib/mpris/player.vala @@ -0,0 +1,467 @@ +namespace AstalMpris { +public class Player : Object { + private static string COVER_CACHE = Environment.get_user_cache_dir() + "/astal/mpris"; + + private IPlayer proxy; + + public signal void appeared () { available = true; } + public signal void closed () { available = false; } + + // identifiers + public string bus_name { owned get; construct set; } + public bool available { get; private set; } + + // periodically notify position + private uint pollid; + + // mpris + public void raise() { + try { proxy.raise(); } catch (Error error) { critical(error.message); } + } + + public void quit() { + try { proxy.quit(); } catch (Error error) { critical(error.message); } + } + + public bool can_quit { get; private set; } + public bool fullscreen { get; private set; } + public bool can_set_fullscreen { get; private set; } + public bool can_raise { get; private set; } + public bool has_track_list { get; private set; } + public string identity { owned get; private set; } + public string entry { owned get; private set; } + public string[] supported_uri_schemas { owned get; private set; } + public string[] supported_mime_types { owned get; private set; } + + public void toggle_fullscreen() { + if (!can_set_fullscreen) + critical("can not set fullscreen on " + bus_name); + + proxy.fullscreen = !fullscreen; + } + + // player + public void next() { + try { proxy.next(); } catch (Error error) { critical(error.message); } + } + + public void previous() { + try { proxy.previous(); } catch (Error error) { critical(error.message); } + } + + public void pause() { + try { proxy.pause(); } catch (Error error) { critical(error.message); } + } + + public void play_pause() { + try { proxy.play_pause(); } catch (Error error) { critical(error.message); } + } + + public void stop() { + try { proxy.stop(); } catch (Error error) { critical(error.message); } + } + + public void play() { + try { proxy.play(); } catch (Error error) { critical(error.message); } + } + + public void open_uri(string uri) { + try { proxy.open_uri(uri); } catch (Error error) { critical(error.message); } + } + + public void loop() { + switch (loop_status) { + case Loop.NONE: + loop_status = Loop.TRACK; + break; + case Loop.TRACK: + loop_status = Loop.PLAYLIST; + break; + case Loop.PLAYLIST: + loop_status = Loop.NONE; + break; + default: + break; + } + } + + public void shuffle() { + shuffle_status = shuffle_status == Shuffle.ON + ? Shuffle.OFF + : Shuffle.ON; + } + + public signal void seeked (int64 position); + + public double _get_position() { + try { + var reply = proxy.call_sync( + "org.freedesktop.DBus.Properties.Get", + new Variant("(ss)", + "org.mpris.MediaPlayer2.Player", + "Position" + ), + DBusCallFlags.NONE, + -1, + null + ); + + var body = reply.get_child_value(0); + if (body.classify() == Variant.Class.STRING) { + return -1; // Position not supported + } + + return (double)body.get_variant().get_int64() / 1000000; + } catch (Error err) { + return -1; + } + } + + private void _set_position(double pos) { + try { + proxy.set_position((ObjectPath)trackid, (int64)(pos * 1000000)); + } catch (Error error) { + critical(error.message); + } + } + + private Loop _loop_status = Loop.UNSUPPORTED; + private double _rate; + private Shuffle _shuffle_status = Shuffle.UNSUPPORTED; + private double _volume = -1; + + public Loop loop_status { + get { return _loop_status; } + set { proxy.loop_status = value.to_string(); } + } + + public double rate { + get { return _rate; } + set { proxy.rate = value; } + } + + public Shuffle shuffle_status { + get { return _shuffle_status; } + set { proxy.shuffle = value == Shuffle.ON; } + } + + public double volume { + get { return _volume; } + set { proxy.volume = value; } + } + + public double position { + get { return _get_position(); } + set { _set_position(value); } + } + + public PlaybackStatus playback_status { get; private set; } + public double minimum_rate { get; private set; } + public double maximum_rate { get; private set; } + public bool can_go_next { get; private set; } + public bool can_go_previous { get; private set; } + public bool can_play { get; private set; } + public bool can_pause { get; private set; } + public bool can_seek { get; private set; } + public bool can_control { get; private set; } + + // metadata + [CCode (notify = false)] + public HashTable<string,Variant> metadata { owned get; private set; } + + public string trackid { owned get; private set; } + public double length { get; private set; } + public string art_url { owned get; private set; } + + public string album { owned get; private set; } + public string album_artist { owned get; private set; } + public string artist { owned get; private set; } + public string lyrics { owned get; private set; } + public string title { owned get; private set; } + public string composer { owned get; private set; } + public string comments { owned get; private set; } + + // cached cover art + public string cover_art { owned get; private set; } + + public Player(string name) { + Object(bus_name: name.has_prefix("org.mpris.MediaPlayer2.") + ? name : "org.mpris.MediaPlayer2." + name); + } + + private void sync() { + // mpris + can_quit = proxy.can_quit; + fullscreen = proxy.fullscreen; + can_set_fullscreen = proxy.can_set_fullscreen; + can_raise = proxy.can_raise; + has_track_list = proxy.has_track_list; + identity = proxy.identity; + entry = proxy.desktop_entry; + supported_uri_schemas = proxy.supported_uri_schemas; + supported_mime_types = proxy.supported_mime_types; + + if (position >= 0) + notify_property("position"); + + // LoopStatus and Shuffle are optional props + var props = proxy.get_all("org.mpris.MediaPlayer2.Player"); + + // player + if (props != null && props.get("LoopStatus") != null) { + if (loop_status != Loop.from_string(proxy.loop_status)) { + _loop_status = Loop.from_string(proxy.loop_status); + notify_property("loop-status"); + } + } + + if (rate != proxy.rate) { + _rate = proxy.rate; + notify_property("rate"); + } + + if (props != null && props.get("Shuffle") != null) { + if (shuffle_status != Shuffle.from_bool(proxy.shuffle)) { + _shuffle_status = Shuffle.from_bool(proxy.shuffle); + notify_property("shuffle-status"); + } + } + + if (volume != proxy.volume) { + _volume = proxy.volume; + notify_property("volume"); + } + + playback_status = PlaybackStatus.from_string(proxy.playback_status); + minimum_rate = proxy.minimum_rate; + maximum_rate = proxy.maximum_rate; + can_go_next = proxy.can_go_next; + can_go_previous = proxy.can_go_previous; + can_play = proxy.can_play; + can_pause = proxy.can_pause; + can_seek = proxy.can_seek; + can_control = proxy.can_control; + + // metadata + metadata = proxy.metadata; + if (metadata != null) { + if (metadata.get("mpris:length") != null) + length = (double)metadata.get("mpris:length").get_uint64() / 1000000; + else + length = -1; + + trackid = get_str("mpris:trackid"); + art_url = get_str("mpris:artUrl"); + album = get_str("xesam:album"); + lyrics = get_str("xesam:asText"); + title = get_str("xesam:title"); + album_artist = join_strv("xesam:albumArtist", ", "); + artist = join_strv("xesam:artist", ", "); + comments = join_strv("xesam:comments", "\n"); + composer = join_strv("xesam:composer", ", "); + cache_cover.begin((_, res) => cache_cover.end(res)); + notify_property("metadata"); + } + } + + private async void cache_cover() { + if (art_url == null || art_url == "") + return; + + var file = File.new_for_uri(art_url); + if (file.get_path() != null) { + cover_art = file.get_path(); + return; + } + + var path = COVER_CACHE + "/" + Checksum.compute_for_string(ChecksumType.SHA1, art_url, -1); + if (FileUtils.test(path, FileTest.EXISTS)) { + cover_art = path; + return; + } + + try { + if (!FileUtils.test(COVER_CACHE, FileTest.IS_DIR)) + File.new_for_path(COVER_CACHE).make_directory_with_parents(null); + + file.copy_async.begin( + File.new_for_path(path), + FileCopyFlags.OVERWRITE, + Priority.DEFAULT, + null, + null, + (_, res) => { + try { + file.copy_async.end(res); + cover_art = path; + } catch (Error err) { + critical("Failed to cache cover art with url \"%s\": %s", art_url, err.message); + } + } + ); + } catch (Error err) { + critical(err.message); + } + } + + public Variant? get_meta(string key) { + return metadata.lookup(key); + } + + private string get_str(string key) { + if (metadata.get(key) == null) + return ""; + + var str = metadata.get(key).get_string(null); + return str == null ? "" : str; + } + + private string? join_strv(string key, string sep) { + if (metadata.get(key) == null) + return null; + + var arr = metadata.get(key).get_strv(); + if (arr.length == 0) + return null; + + var builder = new StringBuilder(); + for (var i = 0; i < arr.length; ++i) { + builder.append(arr[i]); + if (i + 1 < arr.length) + builder.append(sep); + } + + return builder.str; + } + + construct { + try { + try_proxy(); + sync(); + } catch (Error error) { + critical(error.message); + } + } + + public void try_proxy() throws Error { + if (proxy != null) + return; + + proxy = Bus.get_proxy_sync( + BusType.SESSION, + bus_name, + "/org/mpris/MediaPlayer2" + ); + + if (proxy.g_name_owner != null) + appeared(); + + proxy.notify["g-name-owner"].connect(() => { + if (proxy.g_name_owner != null) + appeared(); + else + closed(); + }); + + proxy.g_properties_changed.connect(sync); + + pollid = Timeout.add_seconds(1, () => { + if (!available) + return Source.CONTINUE; + + if (position >= 0) { + notify_property("position"); + } + return Source.CONTINUE; + }, Priority.DEFAULT); + } + + ~Player() { + Source.remove(pollid); + } +} + +public enum PlaybackStatus { + PLAYING, + PAUSED, + STOPPED; + + public static PlaybackStatus from_string(string? str) { + switch (str) { + case "Playing": + return PLAYING; + case "Paused": + return PAUSED; + case "Stopped": + default: + return STOPPED; + } + } + + public string to_string() { + switch (this) { + case PLAYING: + return "Playing"; + case PAUSED: + return "Paused"; + case STOPPED: + default: + return "Stopped"; + } + } +} + +public enum Loop { + UNSUPPORTED, + NONE, + TRACK, + PLAYLIST; + + public static Loop from_string(string? str) { + switch (str) { + case "None": + return NONE; + case "Track": + return TRACK; + case "Playlist": + return PLAYLIST; + default: + return UNSUPPORTED; + } + } + + public string? to_string() { + switch (this) { + case NONE: + return "None"; + case TRACK: + return "Track"; + case PLAYLIST: + return "Playlist"; + default: + return "Unsupported"; + } + } +} + +public enum Shuffle { + UNSUPPORTED, + ON, + OFF; + + public static Shuffle from_bool(bool b) { + return b ? Shuffle.ON : Shuffle.OFF; + } + + public string? to_string() { + switch (this) { + case OFF: + return "Off"; + case ON: + return "On"; + default: + return "Unsupported"; + } + } +} +} diff --git a/lib/mpris/version b/lib/mpris/version new file mode 100644 index 0000000..6e8bf73 --- /dev/null +++ b/lib/mpris/version @@ -0,0 +1 @@ +0.1.0 |