static guint
_mex_grilo_feed_browse (MexGriloFeed *feed,
int offset,
int limit,
GrlSourceResultCb callback)
{
MexGriloFeedPrivate *priv = feed->priv;
GrlOperationOptions *options;
int op_id;
options = grl_operation_options_new (NULL);
grl_operation_options_set_flags (options, BROWSE_FLAGS);
grl_operation_options_set_skip (options, priv->op->offset);
grl_operation_options_set_count (options, priv->op->limit);
op_id = grl_source_browse (priv->source, priv->root,
priv->query_keys,
options,
callback, feed);
g_object_unref (options);
return op_id;
}
static void
media_browse_next (RBGriloSource *source)
{
GrlOperationOptions *options;
rb_debug ("next media_browse op for %s (%d)",
grl_source_get_name (source->priv->grilo_source),
source->priv->media_browse_position);
source->priv->media_browse_got_results = FALSE;
if (source->priv->media_browse_container != NULL) {
options = make_operation_options (source,
GRL_OP_BROWSE,
source->priv->media_browse_position);
source->priv->media_browse_op =
grl_source_browse (source->priv->grilo_source,
source->priv->media_browse_container,
source->priv->grilo_keys,
options,
(GrlSourceResultCb) grilo_media_browse_cb,
source);
} else {
options = make_operation_options (source,
GRL_OP_SEARCH,
source->priv->media_browse_position);
source->priv->media_browse_op =
grl_source_search (source->priv->grilo_source,
source->priv->search_text,
source->priv->grilo_keys,
options,
(GrlSourceResultCb) grilo_media_browse_cb,
source);
}
}
static void
browse_next (RBGriloSource *source)
{
GrlOperationOptions *options;
rb_debug ("next browse op for %s (%d)",
grl_source_get_name (source->priv->grilo_source),
source->priv->browse_position);
source->priv->browse_got_results = FALSE;
options = make_operation_options (source, GRL_OP_BROWSE, source->priv->browse_position);
source->priv->browse_op = grl_source_browse (source->priv->grilo_source,
source->priv->browse_container,
source->priv->grilo_keys,
options,
(GrlSourceResultCb) grilo_browse_cb,
source);
}
static GList *
list_children_cb (MS2Server *server,
const gchar *id,
ListType list_type,
guint offset,
guint max_count,
const gchar **properties,
gpointer data,
GError **error)
{
GList *children;
GrlMedia *media;
GriloMs2Data *grdata;
gint count;
grdata = g_slice_new0 (GriloMs2Data);
grdata->server = g_object_ref (server);
grdata->source = (GrlSource *) data;
grdata->options = grl_operation_options_new (NULL);
grdata->keys = get_grilo_keys (properties, &grdata->other_keys);
grdata->parent_id = g_strdup (id);
grdata->offset = offset;
grdata->list_type = list_type;
grl_operation_options_set_resolution_flags (grdata->options,
GRL_RESOLVE_FULL |
GRL_RESOLVE_IDLE_RELAY);
media = unserialize_media (grdata->source, id);
/* Adjust limits */
if (offset >= limit) {
browse_cb (grdata->source, 0, NULL, 0, grdata, NULL);
} else {
/* TIP: as Grilo is not able to split containers and items, in this case we
will ask for all elements and then remove unneeded children in callback */
switch (list_type) {
case LIST_ALL:
count = max_count == 0? (limit - offset): CLAMP (max_count,
1,
limit - offset);
grl_operation_options_set_count (grdata->options, count);
grl_operation_options_set_skip (grdata->options, offset);
grdata->operation_id = grl_source_browse (grdata->source,
media,
grdata->keys,
grdata->options,
browse_cb,
grdata);
break;
case LIST_CONTAINERS:
case LIST_ITEMS:
count = max_count == 0? limit: max_count;
grl_operation_options_set_count (grdata->options, count);
grl_operation_options_set_skip (grdata->options, 0);
grdata->operation_id = grl_source_browse (grdata->source,
media,
grdata->keys,
grdata->options,
browse_cb,
grdata);
break;
default:
/* Protection. It should never be reached, unless ListType is extended */
browse_cb (grdata->source, 0, NULL, 0, grdata, NULL);
}
}
wait_for_result (grdata);
if (grdata->error) {
if (error) {
*error = grdata->error;
}
g_list_foreach (grdata->children, (GFunc) g_hash_table_unref, NULL);
g_list_free (grdata->children);
children = NULL;
} else {
children = grdata->children;
}
g_object_unref (media);
g_list_free (grdata->keys);
g_list_free (grdata->other_keys);
g_free (grdata->parent_id);
g_object_unref (grdata->server);
g_object_unref (grdata->options);
g_slice_free (GriloMs2Data, grdata);
return children;
}
