Current File : //usr/share/help/ca/examples/example-tmdb.c
/*
* Copyright (C) 2012 Canonical Ltd.
*
* Author: Jens Georg <jensg@openismus.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; version 2.1 of
* the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#include <grilo.h>
#include <stdio.h>
/**
* This TMDB key is just for testing.
* For real-world use, please request your own key from
* http://api.themoviedb.org
*/
#define TMDB_KEY "719b9b296835b04cd919c4bf5220828a"
#define TMDB_PLUGIN_ID "grl-tmdb"
GMainLoop *loop = NULL;
GrlKeyID director_key = 0;
static void
resolve_cb (GrlSource *src, guint operation_id, GrlMedia *media, gpointer user_data, const GError *error)
{
const char *title, *studio;
g_assert_no_error (error);
g_assert (media);
title = grl_media_get_title (media);
studio = grl_media_get_studio (media);
printf ("Media: Title='%s', Studio='%s'\n",
title, studio);
if (director_key != 0) {
const gchar *director =
grl_data_get_string (GRL_DATA (media), director_key);
printf (" Director=%s\n", director);
}
g_main_loop_quit (loop);
}
int main (int argc, char *argv[])
{
GrlRegistry *reg;
GrlConfig *config;
GError *error = NULL;
GrlSource *src;
gboolean plugin_activated;
GrlCaps *caps;
GrlOperationOptions *options;
GrlMedia *media;
const GList *keys;
const GList* l;
grl_init (&argc, &argv);
/*
* Set the TMDB API key:
* You must use your own TMDB API key in your own application.
*/
reg = grl_registry_get_default ();
config = grl_config_new (TMDB_PLUGIN_ID, NULL);
grl_config_set_api_key (config, TMDB_KEY);
grl_registry_add_config (reg, config, NULL);
grl_registry_load_all_plugins (reg, FALSE, NULL);
/*
* Get the plugin:
*/
error = NULL;
plugin_activated =
grl_registry_activate_plugin_by_id (reg, TMDB_PLUGIN_ID, &error);
g_assert (plugin_activated);
g_assert_no_error (error);
/*
* Get the Grilo source:
*/
src = grl_registry_lookup_source (reg, TMDB_PLUGIN_ID);
/*
* Check that it has the expected capability:
*/
g_assert (grl_source_supported_operations (src) & GRL_OP_RESOLVE);
caps = grl_source_get_caps (src, GRL_OP_RESOLVE);
g_assert (caps);
options = grl_operation_options_new (caps);
/*
* A media item that we will give to the TMDB plugin,
* to discover its details.
*/
media = grl_media_video_new ();
grl_media_set_title (media, "Sherlock Holmes");
/*
* Discover what keys are provided by the source:
*/
keys = grl_source_supported_keys (src);
for (l = keys; l != NULL; l = l->next) {
const gchar *name;
GrlKeyID id = GPOINTER_TO_INT (l->data);
g_assert (id);
name = grl_metadata_key_get_name (id);
printf ("Supported key: %s\n", name);
/*
* Remember this for later use:
* You may instead use grl_registry_lookup_metadata_key_name().
*/
if (g_strcmp0 (name, "tmdb-director") == 0) {
director_key = id;
}
}
/*
* Ask the TMDB plugin for the media item's details,
* from the TMDB online service:
*/
grl_source_resolve (src, media,
keys, options,
resolve_cb, NULL);
/*
* Start the main loop so our callback can be called:
*/
loop = g_main_loop_new (NULL, FALSE);
g_main_loop_run (loop);
/*
* Release objects:
*/
g_object_unref (media);
g_object_unref (config);
g_object_unref (options);
/*
* Deinitialize Grilo:
*/
grl_deinit ();
}
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