const MexGriloOperation *
mex_grilo_feed_get_operation (MexGriloFeed *feed)
{
MexGriloFeedPrivate *priv;
g_return_val_if_fail (MEX_IS_GRILO_FEED (feed), NULL);
priv = feed->priv;
return priv->op;
}
MexProgram *
mex_grilo_program_new (MexGriloFeed *feed, GrlMedia *media)
{
g_return_val_if_fail (MEX_IS_GRILO_FEED (feed), NULL);
g_return_val_if_fail (GRL_IS_MEDIA (media), NULL);
return g_object_new (MEX_TYPE_GRILO_PROGRAM,
"feed", feed,
"grilo-media", media,
NULL);
}
void
mex_grilo_feed_set_open_callback (MexGriloFeed *feed,
MexGriloFeedOpenCb callback)
{
MexGriloFeedPrivate *priv;
g_return_if_fail (MEX_IS_GRILO_FEED (feed));
priv = feed->priv;
priv->open_callback = callback;
}
void
mex_grilo_feed_open (MexGriloFeed *feed,
MexGriloProgram *program)
{
MexGriloFeedPrivate *priv;
g_return_if_fail (MEX_IS_GRILO_FEED (feed));
g_return_if_fail (MEX_IS_GRILO_PROGRAM (program));
priv = feed->priv;
if (priv->open_callback)
priv->open_callback (program, feed);
}
void
mex_grilo_feed_browse (MexGriloFeed *feed,
int offset,
int limit)
{
MexGriloFeedPrivate *priv;
g_return_if_fail (MEX_IS_GRILO_FEED (feed));
priv = feed->priv;
mex_grilo_feed_init_op (feed);
mex_model_clear (MEX_MODEL (feed));
priv->op->type = MEX_GRILO_FEED_OPERATION_BROWSE;
priv->op->offset = offset;
priv->op->limit = limit;
priv->op->count = 0;
mex_grilo_feed_start_op (feed);
}
void
mex_grilo_feed_query (MexGriloFeed *feed,
const char *query,
int offset,
int limit)
{
MexGriloFeedPrivate *priv;
g_return_if_fail (MEX_IS_GRILO_FEED (feed));
priv = feed->priv;
mex_grilo_feed_init_op (feed);
mex_model_clear (MEX_MODEL (feed));
priv->op->type = MEX_GRILO_FEED_OPERATION_QUERY;
priv->op->offset = offset;
priv->op->limit = limit;
priv->op->count = 0;
priv->op->text = g_strdup (query);
mex_grilo_feed_start_op (feed);
}
gboolean
mex_grilo_feed_get_completed (MexGriloFeed *feed)
{
g_return_val_if_fail (MEX_IS_GRILO_FEED (feed), FALSE);
return feed->priv->completed;
}
/* When the MexContent set on the queue button is a directory we
* try to add the children of the directory and mark the directory
* as queued. When the child items are added to the queue model they
* are marked as queued via the controller
*/
static void
_add_from_directory (MexQueueButton *q_button, gboolean add)
{
MexQueueButtonPrivate *priv = q_button->priv;
MexFeed *feed;
GrlSource *source;
GList *metadata_keys;
GList *query_keys;
const gchar *filter;
const gchar *stream_uri;
/* check if this content is a group */
if (MEX_IS_GROUP_ITEM (priv->content))
{
MexModel *model;
model = mex_group_item_get_model (MEX_GROUP_ITEM (priv->content));
_add_remove_recursive (priv->queue_model,
g_object_ref (model),
add);
/* _add_remove_recursive will unref feed */
mex_content_set_metadata (priv->content, MEX_CONTENT_METADATA_QUEUED,
(add) ? "yes" : NULL);
return;
}
if (!MEX_IS_GRILO_PROGRAM (priv->content))
return;
g_object_get (priv->content, "feed", &feed, NULL);
if (MEX_IS_GRILO_FEED (feed))
{
g_object_get (feed,
"grilo-source", &source,
"grilo-query-keys", &query_keys,
"grilo-metadata-keys", &metadata_keys,
NULL);
stream_uri =
mex_content_get_metadata (priv->content, MEX_CONTENT_METADATA_STREAM);
/* tracker filesystem feed */
if (MEX_IS_GRILO_TRACKER_FEED (feed))
{
gchar *orig_filter;
g_object_get (feed, "tracker-filter", &orig_filter, NULL);
filter =
g_strdup_printf("FILTER(fn:starts-with(nie:url(?urn), '%s'))",
stream_uri);
feed = mex_grilo_tracker_feed_new (source,
query_keys,
metadata_keys,
filter, NULL);
mex_grilo_feed_query (MEX_GRILO_FEED (feed), orig_filter, 0,
G_MAXINT);
if (orig_filter)
g_free (orig_filter);
}
/* We already know that the content is ia MexGriloProgram
* box provides the root Grlio media content.
* filesystem grilo feed
*/
else
{
GrlMedia *box;
g_object_get (priv->content, "grilo-media", &box, NULL);
feed = mex_grilo_feed_new (source, query_keys, metadata_keys, box);
mex_grilo_feed_browse (MEX_GRILO_FEED (feed), 0, G_MAXINT);
g_object_unref (box);
}
/* unref/free the stuff we g_object_get'ed */
if (source)
g_object_unref (source);
if (query_keys)
g_list_free (query_keys);
if (metadata_keys)
g_list_free (metadata_keys);
/* we don't actually want to add the priv->content into the queue model,
* only it's children, which is where the QUEUED flag is usually set
*/
if (add)
{
g_signal_connect (feed, "notify::completed",
G_CALLBACK (_add_directory_query_complete_cb),
q_button);
mex_content_set_metadata (priv->content, MEX_CONTENT_METADATA_QUEUED,
"yes");
}
else
{
g_signal_connect (feed, "notify::completed",
G_CALLBACK (_remove_directory_query_complete_cb),
q_button);
mex_content_set_metadata (priv->content, MEX_CONTENT_METADATA_QUEUED,
NULL);
}
}
else
{
/* We're not working with a grilo feed therefore we can't help :( */
return;
}
}