tools/mpris-player: Add implementation of TrackList.GetTracksMetadata

diff --git a/tools/mpris-player.c b/tools/mpris-player.c
index 3378227..2e27ee2 100644 (file)
--- a/tools/mpris-player.c
+++ b/tools/mpris-player.c
@@ -1511,11 +1511,93 @@ static const GDBusPropertyTable mpris_properties[] = {
        { }
 };
 
+static GDBusProxy *find_item(struct player *player, const char *path)
+{
+       struct tracklist *tracklist = player->tracklist;
+       GSList *l;
+
+       for (l = tracklist->items; l; l = l->next) {
+               GDBusProxy *proxy = l->data;
+               const char *p = g_dbus_proxy_get_path(proxy);
+
+               if (g_str_equal(path, p))
+                       return proxy;
+       }
+
+       return NULL;
+}
+
+static void append_item_metadata(void *data, void *user_data)
+{
+       GDBusProxy *item = data;
+       DBusMessageIter *iter = user_data;
+       DBusMessageIter var, metadata;
+
+       dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY,
+                       DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+                       DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
+                       DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &metadata);
+
+       if (g_dbus_proxy_get_property(item, "Metadata", &var))
+               parse_metadata(&var, &metadata, parse_track_entry);
+
+       dbus_message_iter_close_container(iter, &metadata);
+
+       return;
+}
+
 static DBusMessage *tracklist_get_metadata(DBusConnection *conn,
                                                DBusMessage *msg, void *data)
 {
-       return g_dbus_create_error(msg, ERROR_INTERFACE ".NotImplemented",
-                                       "Not implemented");
+       struct player *player = data;
+       DBusMessage *reply;
+       DBusMessageIter args, array;
+       GSList *l = NULL;
+
+       dbus_message_iter_init(msg, &args);
+
+       if (dbus_message_iter_get_arg_type(&args) != DBUS_TYPE_ARRAY)
+               return g_dbus_create_error(msg,
+                                       ERROR_INTERFACE ".InvalidArguments",
+                                       "Invalid Arguments");
+
+       dbus_message_iter_recurse(&args, &array);
+
+       while (dbus_message_iter_get_arg_type(&array) ==
+                                               DBUS_TYPE_OBJECT_PATH) {
+               const char *path;
+               GDBusProxy *item;
+
+               dbus_message_iter_get_basic(&array, &path);
+
+               item = find_item(player, path);
+               if (item == NULL)
+                       return g_dbus_create_error(msg,
+                                       ERROR_INTERFACE ".InvalidArguments",
+                                       "Invalid Arguments");
+
+               l = g_slist_append(l, item);
+
+               dbus_message_iter_next(&array);
+       }
+
+       reply = dbus_message_new_method_return(msg);
+
+       dbus_message_iter_init_append(reply, &args);
+
+       dbus_message_iter_open_container(&args, DBUS_TYPE_ARRAY,
+                                       DBUS_TYPE_ARRAY_AS_STRING
+                                       DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+                                       DBUS_TYPE_STRING_AS_STRING
+                                       DBUS_TYPE_VARIANT_AS_STRING
+                                       DBUS_DICT_ENTRY_END_CHAR_AS_STRING,
+                                       &array);
+
+       g_slist_foreach(l, append_item_metadata, &array);
+
+       dbus_message_iter_close_container(&args, &array);
+
+       return reply;
 }
 
 static DBusMessage *tracklist_goto(DBusConnection *conn,