static void
_check_if_seeked (ClutterMedia *media,
GParamSpec *pspec,
MexMprisPlugin *self)
{
MexMprisPluginPrivate *priv = MEX_MPRIS_PLUGIN (self)->priv;
if (clutter_gst_player_get_in_seek (CLUTTER_GST_PLAYER (media)))
{
gdouble progress, duration;
gint64 newposition;
duration = clutter_media_get_duration (media);
/* progress is in a range of 0.0 1.0 so convert to position in uS */
progress = clutter_media_get_progress (media);
newposition = duration * progress * 1000000;
g_dbus_connection_emit_signal (priv->connection,
NULL, MPRIS_OBJECT_NAME,
MPRIS_PLAYER_INTERFACE, "Seeked",
g_variant_new ("(x)", newposition),
NULL);
}
}
static gboolean
_set_player_property_cb (GDBusConnection *connection,
const gchar *sender,
const gchar *object_path,
const gchar *interface_name,
const gchar *property_name,
GVariant *value,
GError **error,
gpointer user_data)
{
MexMprisPluginPrivate *priv = MEX_MPRIS_PLUGIN (user_data)->priv;
/* Currently unsupported properties */
if (g_strcmp0 (property_name, "LoopStatus") == 0 ||
g_strcmp0 (property_name, "Rate") == 0 ||
g_strcmp0 (property_name, "Shuffle") == 0)
return FALSE;
if (g_strcmp0 (property_name, "Volume") == 0)
{
clutter_media_set_audio_volume (priv->media, g_variant_get_double (value));
return TRUE;
}
g_set_error (error,
G_DBUS_ERROR,
G_DBUS_ERROR_NOT_SUPPORTED,
"Property %s.%s not supported",
interface_name,
property_name);
return FALSE;
}
static void
_player_method_cb (GDBusConnection *connection,
const gchar *sender,
const gchar *object_path,
const gchar *interface_name,
const gchar *method_name,
GVariant *parameters,
GDBusMethodInvocation *invocation,
MexMprisPlugin *self)
{
MexMprisPluginPrivate *priv = MEX_MPRIS_PLUGIN (self)->priv;
if (g_strcmp0 (method_name, "Next") == 0)
mex_player_next (priv->player);
else if (g_strcmp0 (method_name, "OpenUri") == 0)
{
const gchar *uri;
g_variant_get (parameters, "(s)", &uri);
mex_player_set_uri (priv->player, uri);
}
else if (g_strcmp0 (method_name, "Pause") == 0)
mex_player_pause (priv->player);
else if (g_strcmp0 (method_name, "Play") == 0)
mex_player_play (priv->player);
else if (g_strcmp0 (method_name, "PlayPause") == 0)
mex_player_playpause (priv->player);
else if (g_strcmp0 (method_name, "Previous") == 0)
mex_player_previous (priv->player);
else if (g_strcmp0 (method_name, "Seek") == 0)
{
gint64 seek_offset;
g_variant_get (parameters, "(x)", &seek_offset);
mex_player_seek_us (priv->player, seek_offset);
}
else if (g_strcmp0 (method_name, "Stop") == 0)
mex_player_quit (priv->player);
else
g_message ("Unhandled MPRIS Player method %s", method_name);
g_dbus_method_invocation_return_value (invocation, NULL);
}
static void
mex_mpris_plugin_finalize (GObject *object)
{
MexMprisPluginPrivate *priv = MEX_MPRIS_PLUGIN (object)->priv;
if (priv->connection)
g_object_unref (priv->connection);
g_dbus_node_info_unref (priv->introspection_data);
if (priv->mimes_supported)
g_strfreev (priv->mimes_supported);
G_OBJECT_CLASS (mex_mpris_plugin_parent_class)->finalize (object);
}
static GVariant *
_root_property_cb (GDBusConnection *connection,
const gchar *sender,
const gchar *object_path,
const gchar *interface_name,
const gchar *property_name,
GError **error,
MexMprisPlugin *self)
{
MexMprisPluginPrivate *priv = MEX_MPRIS_PLUGIN (self)->priv;
if (g_strcmp0 (property_name, "SupportedUriSchemes") == 0)
{
const char *supported_schemes[] = {
"file", "http", "cdda", "smb", "sftp", "ftp", NULL
};
return g_variant_new_strv (supported_schemes, -1);
}
if (g_strcmp0 (property_name, "SupportedMimeTypes") == 0)
return g_variant_new_strv ((const gchar**)priv->mimes_supported, -1);
if (g_strcmp0 (property_name, "CanQuit") == 0 ||
g_strcmp0 (property_name, "CanRaise") == 0 ||
g_strcmp0 (property_name, "HasTrackList") == 0)
return g_variant_new_boolean (FALSE);
if (g_strcmp0 (property_name, "DesktopEntry") == 0)
return g_variant_new_string ("media-explorer");
if (g_strcmp0 (property_name, "Identity") == 0)
return g_variant_new_string ("Media Explorer");
g_set_error (error,
G_DBUS_ERROR,
G_DBUS_ERROR_NOT_SUPPORTED,
"Property %s.%s not supported",
interface_name,
property_name);
return NULL;
}
static void
on_bus_acquired (GObject *source_object,
GAsyncResult *result,
gpointer user_data)
{
MexMprisPlugin *self = user_data;
MexMprisPluginPrivate *priv = MEX_MPRIS_PLUGIN (self)->priv;
GError *error = NULL;
priv->connection = g_bus_get_finish (result, &error);
if (error)
{
g_warning ("Could not acquire bus connection: %s", error->message);
g_error_free (error);
return;
}
/* Note: Dbus object and name subject to change */
g_dbus_connection_register_object (priv->connection,
MPRIS_OBJECT_NAME,
priv->introspection_data->interfaces[0],
&root_interface_table,
self,
NULL,
&error);
g_dbus_connection_register_object (priv->connection,
MPRIS_OBJECT_NAME,
priv->introspection_data->interfaces[1],
&player_interface_table,
self,
NULL,
&error);
if (error)
{
g_warning ("Problem registering object: %s", error->message);
g_error_free (error);
}
}
static void
_player_method_cb (GDBusConnection *connection,
const gchar *sender,
const gchar *object_path,
const gchar *interface_name,
const gchar *method_name,
GVariant *parameters,
GDBusMethodInvocation *invocation,
MexMprisPlugin *self)
{
MexMprisPluginPrivate *priv = MEX_MPRIS_PLUGIN (self)->priv;
if (g_strcmp0 (method_name, "Next") == 0)
{
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (priv->music)) ||
mex_music_player_is_playing (priv->music))
mex_music_player_next (priv->music);
else
mex_player_next (priv->player);
}
else if (g_strcmp0 (method_name, "OpenUri") == 0)
{
const gchar *uri;
char *pfx;
g_variant_get (parameters, "(s)", &uri);
if ((pfx = _content_mime_prefix (uri)))
{
if (!strcmp (pfx, "audio"))
mex_music_player_set_uri (priv->music, uri);
else if (!strcmp (pfx, "image"))
g_warning ("Mpris image playback is not implemented");
else
mex_player_set_uri (priv->player, uri);
}
else
mex_player_set_uri (priv->player, uri);
}
else if (g_strcmp0 (method_name, "Pause") == 0)
{
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (priv->music)) ||
mex_music_player_is_playing (priv->music))
mex_music_player_stop (priv->music);
else
mex_player_pause (priv->player);
}
else if (g_strcmp0 (method_name, "Play") == 0)
{
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (priv->music)) ||
mex_music_player_is_playing (priv->music))
mex_music_player_play (priv->music);
else
mex_player_play (priv->player);
}
else if (g_strcmp0 (method_name, "PlayPause") == 0)
{
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (priv->music)) ||
mex_music_player_is_playing (priv->music))
mex_music_player_play_toggle (priv->music);
else
mex_player_playpause (priv->player);
}
else if (g_strcmp0 (method_name, "Previous") == 0)
{
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (priv->music)) ||
mex_music_player_is_playing (priv->music))
mex_music_player_previous (priv->music);
else
mex_player_previous (priv->player);
}
else if (g_strcmp0 (method_name, "Seek") == 0)
{
gint64 seek_offset;
g_variant_get (parameters, "(x)", &seek_offset);
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (priv->music)) ||
mex_music_player_is_playing (priv->music))
mex_music_player_seek_us (priv->music, seek_offset);
else
mex_player_seek_us (priv->player, seek_offset);
}
else if (g_strcmp0 (method_name, "Stop") == 0)
{
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (priv->music)) ||
mex_music_player_is_playing (priv->music))
mex_music_player_quit (priv->music);
else
mex_player_quit (priv->player);
}
else
g_message ("Unhandled MPRIS Player method %s", method_name);
g_dbus_method_invocation_return_value (invocation, NULL);
}
static GVariant *
_get_player_property_cb (GDBusConnection *connection,
const gchar *sender,
const gchar *object_path,
const gchar *interface_name,
const gchar *property_name,
GError **error,
gpointer user_data)
{
MexMprisPluginPrivate *priv = MEX_MPRIS_PLUGIN (user_data)->priv;
ClutterMedia *media;
GVariant *v = NULL;
if (mex_music_player_is_playing (priv->music))
media = mex_music_player_get_clutter_media (priv->music);
else
media = mex_player_get_clutter_media (priv->player);
if (g_strcmp0 ("PlaybackStatus", property_name) == 0)
{
/* Doesn't map to ClutterMedia straight away so try to emulate.
* Playback could theoretically be paused at progress 0.0 but well ...*/
gdouble progress = clutter_media_get_progress (media);
gboolean playing = clutter_media_get_playing (media);
if (playing)
v = g_variant_new_string ("Playing");
else if (progress != 0)
v = g_variant_new_string ("Paused");
else
v = g_variant_new_string ("Stopped");
}
else if (g_strcmp0 ("LoopStatus", property_name) == 0)
v = g_variant_new_string ("None");
else if (g_strcmp0 ("Rate", property_name) == 0 ||
g_strcmp0 ("MinimumRate", property_name) == 0 ||
g_strcmp0 ("MinimumRate", property_name) == 0 )
v = g_variant_new_double (1.0);
else if (g_strcmp0 ("Shuffle", property_name) == 0)
v = g_variant_new_boolean (FALSE);
else if (g_strcmp0 ("Volume", property_name) == 0)
v = g_variant_new_double (clutter_media_get_audio_volume (media));
else if (g_strcmp0 ("Position", property_name) == 0)
{
gdouble duration_s = clutter_media_get_duration (media);
gdouble progress_rel = clutter_media_get_progress (media);
gint64 position_ms = duration_s * 1000000 * progress_rel;
v = g_variant_new_int64 (position_ms);
}
else if (g_strcmp0 ("CanGoNext", property_name) == 0 ||
g_strcmp0 ("CanGoPrevious", property_name) == 0 ||
g_strcmp0 ("CanPlay", property_name) == 0 ||
g_strcmp0 ("CanControl", property_name) == 0 ||
g_strcmp0 ("CanPause", property_name) == 0)
v = g_variant_new_boolean (TRUE);
else if (g_strcmp0 ("CanSeek", property_name) == 0)
v = g_variant_new_boolean (clutter_media_get_can_seek (media));
if (v)
return v;
g_set_error (error,
G_DBUS_ERROR,
G_DBUS_ERROR_NOT_SUPPORTED,
"Property %s.%s not supported",
interface_name,
property_name);
return NULL;
}