Support added to read and cache player playlist details after
player registration completes.
---
profiles/audio/media.c | 164 +++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 164 insertions(+)
diff --git a/profiles/audio/media.c b/profiles/audio/media.c
index 69070bf..1b5246d 100644
--- a/profiles/audio/media.c
+++ b/profiles/audio/media.c
@@ -58,6 +58,7 @@
#define MEDIA_INTERFACE "org.bluez.Media1"
#define MEDIA_ENDPOINT_INTERFACE "org.bluez.MediaEndpoint1"
#define MEDIA_PLAYER_INTERFACE "org.mpris.MediaPlayer2.Player"
+#define MEDIA_PLAYER_PLAYLIST_INTERFACE "org.mpris.MediaPlayer2.Playlists"
#define REQUEST_TIMEOUT (3 * 1000) /* 3 seconds */
@@ -92,9 +93,19 @@ struct media_endpoint {
GSList *transports;
};
+struct player_request {
+ struct media_player *mp;
+ DBusMessage *msg;
+ DBusPendingCall *call;
+ GDestroyNotify destroy;
+ void *user_data;
+};
+
struct media_player {
struct media_adapter *adapter;
struct avrcp_player *player;
+ GSList *playlists;
+ GSList *requests;
char *sender; /* Player DBus bus id */
char *path; /* Player object path */
GHashTable *settings; /* Player settings */
@@ -105,6 +116,7 @@ struct media_player {
char *status;
uint32_t position;
uint32_t duration;
+ uint32_t total_items;
uint8_t volume;
GTimer *timer;
bool play;
@@ -115,6 +127,13 @@ struct media_player {
char *name;
};
+struct media_playlist {
+ char *name;
+ char *id;
+ char *icon;
+ uint8_t data[0];
+} __attribute__ ((packed));
+
static GSList *adapters = NULL;
static void endpoint_request_free(struct endpoint_request *request)
@@ -966,6 +985,7 @@ static void media_player_free(gpointer data)
g_free(mp->path);
g_free(mp->status);
g_free(mp->name);
+ g_free(mp->playlists);
g_free(mp);
}
@@ -1271,6 +1291,147 @@ static bool previous(void *user_data)
return media_player_send(mp, "Previous");
}
+static void playlist_reply(DBusPendingCall *call, void *user_data)
+{
+ struct player_request *request = user_data;
+ struct media_player *mp = request->mp;
+ DBusMessage *reply;
+ DBusMessageIter array_iter, entry, struct_iter;
+ DBusError derr;
+ int ctype;
+
+ reply = dbus_pending_call_steal_reply(call);
+
+ dbus_error_init(&derr);
+
+ if (dbus_set_error_from_message(&derr, reply)) {
+ error("Error: GetPlayLists method %s, %s", derr.name,
+ derr.message);
+ dbus_error_free(&derr);
+ goto done;
+ }
+
+ dbus_message_iter_init(reply, &array_iter);
+ ctype = dbus_message_iter_get_arg_type(&array_iter);
+
+ if (ctype != DBUS_TYPE_ARRAY)
+ goto done;
+
+ dbus_message_iter_recurse(&array_iter, &struct_iter);
+
+ while ((ctype = dbus_message_iter_get_arg_type(&struct_iter)) !=
+ DBUS_TYPE_INVALID) {
+ struct media_playlist *playlist;
+
+ if (ctype != DBUS_TYPE_STRUCT) {
+ error("Invalid type");
+ goto done;
+ }
+
+ playlist = g_new0(struct media_playlist, 1);
+
+ dbus_message_iter_recurse(&struct_iter, &entry);
+
+ dbus_message_iter_get_basic(&entry, &playlist->id);
+ DBG("Playlists Id %s", playlist->id);
+
+ dbus_message_iter_next(&entry);
+ dbus_message_iter_get_basic(&entry, &playlist->name);
+ DBG("Playlist Name %s", playlist->name);
+
+ dbus_message_iter_next(&entry);
+ dbus_message_iter_get_basic(&entry, &playlist->icon);
+ DBG("Playlist Icon %s", playlist->icon);
+
+ /* TODO: Create Media folder with playlist information */
+
+ mp->playlists = g_slist_append(mp->playlists, playlist);
+
+ g_free(playlist);
+
+ mp->total_items++;
+ dbus_message_iter_next(&struct_iter);
+ }
+
+done:
+ dbus_message_unref(reply);
+
+ mp->requests = g_slist_remove(mp->requests, request);
+
+ if (request->call)
+ dbus_pending_call_unref(request->call);
+
+ if (request->destroy)
+ request->destroy(request->user_data);
+
+ dbus_message_unref(request->msg);
+ g_free(request);
+}
+
+static gboolean media_player_async_call(DBusMessage *msg,
+ struct media_player *mp,
+ GDestroyNotify destroy)
+{
+ struct player_request *request;
+ const char *method = NULL;
+
+ request = g_new0(struct player_request, 1);
+
+ if (!(dbus_connection_send_with_reply(btd_get_dbus_connection(),
+ msg, &request->call, -1))) {
+ error("D-Bus send failed");
+ g_free(request);
+ return FALSE;
+ }
+
+ method = dbus_message_get_member(msg);
+
+ if (g_strcmp0(method, "GetPlaylists") == 0)
+ dbus_pending_call_set_notify(request->call,
+ &playlist_reply, request, NULL);
+
+ request->mp = mp;
+ request->msg = msg;
+ request->destroy = destroy;
+
+ mp->requests = g_slist_append(mp->requests, request);
+
+ DBG("Calling %s: name = %s path = %s", dbus_message_get_member(msg),
+ dbus_message_get_destination(msg),
+ dbus_message_get_path(msg));
+
+ return TRUE;
+}
+static gboolean get_playlists(struct media_player *mp)
+{
+ DBusMessage *msg;
+ gboolean reverse_order = FALSE;
+ uint32_t start_index = 0x0000;
+ uint32_t end_index = 0xFFFF;
+ char *ordering = "Alphabetical";
+ uint32_t max_count = (end_index - start_index);
+
+ msg = dbus_message_new_method_call(mp->sender, mp->path,
+ MEDIA_PLAYER_PLAYLIST_INTERFACE,
+ "GetPlaylists");
+
+ if (msg == NULL) {
+ error("Couldn't allocate D-Bus message");
+ return -ENOMEM;
+ }
+
+ dbus_message_append_args(msg,
+ DBUS_TYPE_UINT32, &start_index,
+ DBUS_TYPE_UINT32, &max_count,
+ DBUS_TYPE_STRING, &ordering,
+ DBUS_TYPE_BOOLEAN, &reverse_order,
+ DBUS_TYPE_INVALID);
+
+ mp->total_items = 0;
+
+ return (media_player_async_call(msg, mp, g_free));
+}
+
static struct avrcp_player_cb player_cb = {
.list_settings = list_settings,
.get_setting = get_setting,
@@ -1831,6 +1992,9 @@ static DBusMessage *register_player(DBusConnection *conn, DBusMessage *msg,
return btd_error_invalid_args(msg);
}
+ if (!get_playlists(mp))
+ DBG("Error fetching playlists");
+
return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
}
--
1.9.1
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