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/*
* Handling multivalued elements in Grilo.
* Search all 'rock' content in Youtube, and for each one prints the available
* URLs.
*/
#include <grilo.h>
#include <string.h>
#define GRL_LOG_DOMAIN_DEFAULT example_log_domain
GRL_LOG_DOMAIN_STATIC(example_log_domain);
static void
search_cb (GrlSource *source,
guint browse_id,
GrlMedia *media,
guint remaining,
gpointer user_data,
const GError *error)
{
guint i;
GrlRelatedKeys *url_info;
if (error) {
g_error ("Search operation failed. Reason: %s", error->message);
}
if (media) {
/* Look through all available URLs for this video resource */
for (i = 0; i < grl_data_length (GRL_DATA (media), GRL_METADATA_KEY_URL); i++) {
/* Here we use the low-level GrlRelatedKeys API for demonstration purposes only,
but we could have just used the more convenient
grl_media_video_get_url_data_nth() API instead in this case */
url_info = grl_data_get_related_keys (GRL_DATA (media), GRL_METADATA_KEY_URL, i);
g_debug ("\t [%s] Got url '%s' and mime-type '%s'",
grl_media_get_id (media),
grl_related_keys_get_string (url_info, GRL_METADATA_KEY_URL),
grl_related_keys_get_string (url_info, GRL_METADATA_KEY_MIME));
}
}
if (remaining == 0) {
g_debug ("Search operation finished!");
}
g_object_unref (media);
}
static void
source_added_cb (GrlRegistry *registry, GrlSource *source, gpointer user_data)
{
const gchar *id;
GrlCaps *caps;
GrlOperationOptions *options;
GList * keys = grl_metadata_key_list_new (GRL_METADATA_KEY_TITLE,
GRL_METADATA_KEY_URL,
GRL_METADATA_KEY_MIME,
GRL_METADATA_KEY_INVALID);
/* Not interested if not searchable */
if (!(grl_source_supported_operations (source) & GRL_OP_SEARCH))
return;
g_debug ("Detected new searchable source available: '%s'",
grl_source_get_name (source));
/* Only interested in Youtube */
id = grl_source_get_id (source);
if (strcmp (id, "grl-youtube"))
return;
caps = grl_source_get_caps (source, GRL_OP_SEARCH);
options = grl_operation_options_new (caps);
grl_operation_options_set_skip (options, 0);
grl_operation_options_set_count (options, 5);
grl_operation_options_set_resolution_flags (options, GRL_RESOLVE_IDLE_RELAY);
g_debug ("Searching \"rock\" in Youtube");
grl_source_search (source,
"rock",
keys,
options,
search_cb,
NULL);
g_object_unref (options);
g_object_unref (caps);
g_list_free (keys);
}
static void
load_plugins (void)
{
GrlRegistry *registry;
GError *error = NULL;
registry = grl_registry_get_default ();
g_signal_connect (registry, "source-added",
G_CALLBACK (source_added_cb), NULL);
if (!grl_registry_load_all_plugins (registry, TRUE, &error)) {
g_error ("Failed to load plugins: %s", error->message);
}
}
static void
configure_plugins (void)
{
GrlConfig *config;
GrlRegistry *registry;
config = grl_config_new ("grl-youtube", NULL);
grl_config_set_api_key (config,
"AI39si4EfscPllSfUy1IwexMf__kntTL_G5dfSr2iUEVN45RHG"
"q92Aq0lX25OlnOkG6KTN-4soVAkAf67fWYXuHfVADZYr7S1A");
registry = grl_registry_get_default ();
grl_registry_add_config (registry, config, NULL);
}
gint
main (int argc, gchar *argv[])
{
GMainLoop *loop;
grl_init (&argc, &argv);
GRL_LOG_DOMAIN_INIT (example_log_domain, "example");
configure_plugins ();
load_plugins ();
loop = g_main_loop_new (NULL, FALSE);
g_main_loop_run (loop);
grl_deinit ();
return 0;
}
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