C++ rhythmdb_entry_get_string函数代码示例

static void
playing_song_changed_cb (RBShellPlayer *player, RhythmDBEntry *entry, RBGriloPlugin *plugin)
{
	const char *uri;
	RhythmDBEntryType *entry_type;
	RBGriloEntryData *data;

	if (entry == NULL)
		return;

	entry_type = rhythmdb_entry_get_entry_type (entry);
	if (RB_IS_GRILO_ENTRY_TYPE (entry_type) == FALSE) {
		return;
	}

	data = RHYTHMDB_ENTRY_GET_TYPE_DATA (entry, RBGriloEntryData);
	uri = grl_data_get_string (data->grilo_data, GRL_METADATA_KEY_THUMBNAIL);
	if (uri != NULL) {
		RBExtDBKey *key;

		key = rb_ext_db_key_create_storage ("album", rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_ALBUM));
		rb_ext_db_key_add_field (key, "artist", rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_ARTIST));

		rb_ext_db_store_uri (plugin->art_store,
				     key,
				     RB_EXT_DB_SOURCE_SEARCH,
				     uri);
		rb_ext_db_key_free (key);
	}
}

static void
entry_added_cb (RhythmDB *db,
		RhythmDBEntry *entry,
		RhythmDBImportJob *job)
{
	const char *uri;
	gboolean ours;

	uri = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_LOCATION);

	g_mutex_lock (&job->priv->lock);
	ours = g_hash_table_remove (job->priv->outstanding, uri);

	if (ours) {
		const char *details;

		job->priv->imported++;
		rb_debug ("got entry %s; %d now imported", uri, job->priv->imported);
		g_signal_emit (job, signals[ENTRY_ADDED], 0, entry);

		/* if it's an import error with missing plugins, add it to the retry list */
		details = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_COMMENT);
		if (rhythmdb_entry_get_entry_type (entry) == job->priv->error_type &&
		    (details != NULL && details[0] != '\0')) {
			rb_debug ("entry %s is an import error with missing plugin details: %s", uri, details);
			job->priv->retry_entries = g_slist_prepend (job->priv->retry_entries, rhythmdb_entry_ref (entry));
		}

		if (job->priv->status_changed_id == 0) {
			job->priv->status_changed_id = g_idle_add ((GSourceFunc) emit_status_changed, job);
		}
	}
	g_mutex_unlock (&job->priv->lock);
}

END_TEST

START_TEST (test_rhythmdb_podcast_upgrade)
{
	RhythmDBEntry *entry;
	const char *mountpoint;

	/* load db with old podcasts setups */
	g_object_set (G_OBJECT (db), "name", SHARE_UNINSTALLED_DIR "/../tests/podcast-upgrade.xml", NULL);
	set_waiting_signal (G_OBJECT (db), "load-complete");
	rhythmdb_load (db);
	wait_for_signal ();

	entry = rhythmdb_entry_lookup_by_location (db, "file:///home/tester/Desktop/BBC%20Xtra/xtra_20080906-1226a.mp3");

	fail_unless (entry != NULL, "entry missing");
	fail_unless (rhythmdb_entry_get_entry_type (entry) == RHYTHMDB_ENTRY_TYPE_PODCAST_POST, "entry isn't a podcast");
	mountpoint = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_MOUNTPOINT);

	fail_unless (mountpoint != NULL, "no mountpoint for podcast");
	fail_unless (strcmp (mountpoint, "http://downloads.bbc.co.uk/podcasts/worldservice/xtra/xtra_20080906-1226a.mp3") == 0, "wrong mountpoint for podcast");

	entry = rhythmdb_entry_lookup_by_location (db, "http://downloads.bbc.co.uk/podcasts/worldservice/xtra/xtra_20080903-1217a.mp3");
	fail_unless (entry != NULL, "entry not upgraded");
	fail_unless (rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_MOUNTPOINT) == NULL, "wrong mountpoint for podcast");
}

static void
entry_activated_cb (RBEntryView *entry_view, RhythmDBEntry *entry, RBImportDialog *dialog)
{
	rb_debug ("import dialog entry %s activated", rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_LOCATION));
	rb_shell_load_uri (dialog->priv->shell,
			   rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_LOCATION),
			   TRUE,
			   NULL);
}

static void
impl_delete_entries	(RBMediaPlayerSource *source,
			 GList *entries,
			 RBMediaPlayerSourceDeleteCallback callback,
			 gpointer user_data,
			 GDestroyNotify destroy_data)
{
	RBMtpSourcePrivate *priv = MTP_SOURCE_GET_PRIVATE (source);
	RhythmDB *db;
	GList *i;
	TracksDeletedCallbackData *cb_data;

	cb_data = g_new0 (TracksDeletedCallbackData, 1);
	cb_data->source = g_object_ref (source);
	cb_data->callback_data = user_data;
	cb_data->callback = callback;
	cb_data->destroy_data = destroy_data;
	cb_data->check_folders = g_hash_table_new (g_direct_hash, g_direct_equal);

	db = get_db_for_source (RB_MTP_SOURCE (source));
	for (i = entries; i != NULL; i = i->next) {
		LIBMTP_track_t *track;
		const char *uri;
		const char *album_name;
		RhythmDBEntry *entry;

		entry = i->data;
		uri = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_LOCATION);
		track = g_hash_table_lookup (priv->entry_map, entry);
		if (track == NULL) {
			rb_debug ("Couldn't find track on mtp-device! (%s)", uri);
			continue;
		}

		album_name = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_ALBUM);
		if (g_strcmp0 (album_name, _("Unknown")) != 0) {
			rb_mtp_thread_remove_from_album (priv->device_thread, track, album_name);
		}
		rb_mtp_thread_delete_track (priv->device_thread, track);

		g_hash_table_insert (cb_data->check_folders,
				     GUINT_TO_POINTER (track->parent_id),
				     GINT_TO_POINTER (1));

		g_hash_table_remove (priv->entry_map, entry);
		rhythmdb_entry_delete (db, entry);
	}

	/* callback when all tracks have been deleted */
	rb_mtp_thread_queue_callback (priv->device_thread,
				      (RBMtpThreadCallback) delete_done_cb,
				      cb_data,
				      (GDestroyNotify) free_delete_data);

	rhythmdb_commit (db);
}

static gboolean
rb_static_playlist_source_filter_entry_drop (RhythmDBQueryModel *model,
					     RhythmDBEntry *entry, 
					     RBStaticPlaylistSource *source)
{
	if (_rb_source_check_entry_type (RB_SOURCE (source), entry)) {
		rb_debug ("allowing drop of entry %s", rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_LOCATION));
		return TRUE;
	}
	rb_debug ("preventing drop of entry %s", rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_LOCATION));
	return FALSE;
}

static void
update_track_info (MxLabel *label, RhythmDB *db, RhythmDBEntry *entry, const char *streaming_title)
{
    const char *title;
    ClutterActor *text;
    GString *str;

    text = mx_label_get_clutter_text (label);

    str = g_string_sized_new (100);
    if (entry == NULL) {
        g_string_append_printf (str, "<big>%s</big>", _("Not Playing"));
    } else {
        title = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_TITLE);

        if (streaming_title) {
            str_append_printf_escaped (str, "<big>%s</big>\n", streaming_title);
            str_append_printf_escaped (str, _("from <i>%s</i>"), title);
        } else {
            const char *artist_template = NULL;
            const char *album_template = NULL;
            const char *artist;
            const char *album;
            gboolean space = FALSE;

            artist = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_ARTIST);
            album = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_ALBUM);
            get_artist_album_templates (artist, album, &artist_template, &album_template);

            str_append_printf_escaped (str, "<big>%s</big>\n", title);

            if (album != NULL && album[0] != '\0') {
                str_append_printf_escaped (str, album_template, album);
                space = TRUE;
            }
            if (artist != NULL && artist[0] != '\0') {
                if (space) {
                    g_string_append_c (str, ' ');
                }
                str_append_printf_escaped (str, artist_template, artist);
            }
        }
    }

    /* tiny bit of extra padding */
    g_string_append (str, "  ");
    clutter_text_set_markup (CLUTTER_TEXT (text), str->str);
    clutter_text_set_ellipsize (CLUTTER_TEXT (text), PANGO_ELLIPSIZE_NONE);
    g_string_free (str, TRUE);
}

static void
impl_delete (RBSource *source)
{
	RBMtpSourcePrivate *priv = MTP_SOURCE_GET_PRIVATE (source);
	GList *sel;
	GList *tem;
	RBEntryView *tracks;
	RhythmDB *db;
	int ret;

	db = get_db_for_source (RB_MTP_SOURCE (source));

	tracks = rb_source_get_entry_view (source);
	sel = rb_entry_view_get_selected_entries (tracks);
	for (tem = sel; tem != NULL; tem = tem->next) {
		LIBMTP_track_t *track;
		RhythmDBEntry *entry;
		const char *uri;
		const char *album_name;

		entry = (RhythmDBEntry *)tem->data;
		uri = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_LOCATION);
		track = g_hash_table_lookup (priv->entry_map, entry);
		if (track == NULL) {
			rb_debug ("Couldn't find track on mtp-device! (%s)", uri);
			continue;
		}

		ret = LIBMTP_Delete_Object (priv->device, track->item_id);
		if (ret != 0) {
			rb_debug ("Delete track %d failed", track->item_id);
			report_libmtp_errors (priv->device, TRUE);
			continue;
		}

		album_name = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_ALBUM);
		if (strcmp (album_name, _("Unknown")) != 0) {
			remove_track_from_album (RB_MTP_SOURCE (source), album_name, track);
		}

		g_hash_table_remove (priv->entry_map, entry);
		rhythmdb_entry_delete (db, entry);
	}
	rhythmdb_commit (db);

	g_list_free (sel);
	g_list_free (tem);
}

static void
impl_get_entries (RBMediaPlayerSource *source,
		  const char *category,
		  GHashTable *map)
{
	RhythmDBQueryModel *model;
	GtkTreeIter iter;
	gboolean podcast;

	/* we don't have anything else to distinguish podcasts from regular
	 * tracks, so just use the genre.
	 */
	podcast = (g_str_equal (category, SYNC_CATEGORY_PODCAST));

	g_object_get (source, "base-query-model", &model, NULL);
	if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (model), &iter) == FALSE) {
		g_object_unref (model);
		return;
	}

	do {
		RhythmDBEntry *entry;
		const char *genre;
		entry = rhythmdb_query_model_iter_to_entry (model, &iter);
		genre = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_GENRE);
		if (g_str_equal (genre, "Podcast") == podcast) {
			_rb_media_player_source_add_to_map (map, entry);
		}
	} while (gtk_tree_model_iter_next (GTK_TREE_MODEL (model), &iter));

	g_object_unref (model);
}

static void
impl_save_contents_to_xml (RBPlaylistSource *source,
			   xmlNodePtr node)
{
	RBStaticPlaylistSourcePrivate *priv = RB_STATIC_PLAYLIST_SOURCE_GET_PRIVATE (source);
	GtkTreeIter iter;

	xmlSetProp (node, RB_PLAYLIST_TYPE, RB_PLAYLIST_STATIC);

	if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->base_model), &iter))
		return;

	do {
		xmlNodePtr child_node = xmlNewChild (node, NULL, RB_PLAYLIST_LOCATION, NULL);
		RhythmDBEntry *entry;
		xmlChar *encoded;
		const char *location;

		gtk_tree_model_get (GTK_TREE_MODEL (priv->base_model), &iter, 0, &entry, -1);

		location = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_LOCATION);
		encoded = xmlEncodeEntitiesReentrant (NULL, BAD_CAST location);

		xmlNodeSetContent (child_node, encoded);

		g_free (encoded);
		rhythmdb_entry_unref (entry);
	} while (gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->base_model), &iter));
}

static char *
rb_mtp_source_get_playback_uri (RhythmDBEntry *entry, gpointer data)
{
	RBMtpSourcePrivate *priv;
	LIBMTP_track_t *track;
	char *path;
	char *uri = NULL;
	GError *error = NULL;

	priv = MTP_SOURCE_GET_PRIVATE (data);

	track = g_hash_table_lookup (priv->entry_map, entry);
	path = g_strdup_printf ("%s/%s-%s",
				g_get_tmp_dir (),
				rhythmdb_entry_dup_string (entry, RHYTHMDB_PROP_ARTIST),
				rhythmdb_entry_dup_string (entry, RHYTHMDB_PROP_TITLE));
	uri = g_filename_to_uri (path, NULL, &error);
	g_free (path);
	if (error != NULL) {
		g_warning ("unable to convert path %s to filename: %s", path, error->message);
		g_error_free (error);
		g_free (path);
		return NULL;
	}

	if (rb_mtp_source_transfer_track_to_disk (priv->device, track, uri) == TRUE) {
		rb_debug ("playback URI for %s: %s",
			  rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_LOCATION),
			  uri);
		return uri;
	} else {
		g_free (uri);
		return NULL;
	}
}

/**
 * rb_source_gather_selected_properties:
 * @source: a #RBSource
 * @prop: property for which to gather selection
 *
 * Returns a list containing the values of the specified
 * property from the selected entries in the source.
 * This is used to implement the 'browse this artist' (etc.)
 * actions.
 *
 * Return value: (element-type utf8) (transfer full): list of property values
 */
GList *
rb_source_gather_selected_properties (RBSource *source,
				      RhythmDBPropType prop)
{
	RBEntryView *entryview;
	GList *selected, *tem;
	GHashTable *selected_set;

	entryview = rb_source_get_entry_view (source);
	if (entryview == NULL)
		return NULL;

	selected_set = g_hash_table_new (g_str_hash, g_str_equal);
	selected = rb_entry_view_get_selected_entries (entryview);

	for (tem = selected; tem; tem = tem->next) {
		RhythmDBEntry *entry = tem->data;
		char *val = g_strdup (rhythmdb_entry_get_string (entry, prop));
		g_hash_table_insert (selected_set, val, NULL);
	}

	g_list_foreach (selected, (GFunc)rhythmdb_entry_unref, NULL);
	g_list_free (selected);

	tem = NULL;
	g_hash_table_foreach (selected_set, (GHFunc) rb_source_gather_hash_keys,
			      &tem);
	g_hash_table_destroy (selected_set);
	return tem;
}

static void
missing_plugins_retry_cb (gpointer instance, gboolean installed, RBImportErrorsSource *source)
{
	GtkTreeIter iter;
	RhythmDBEntryType *error_entry_type;

	gtk_info_bar_set_response_sensitive (GTK_INFO_BAR (source->priv->infobar),
					     GTK_RESPONSE_OK,
					     TRUE);

	if (installed == FALSE) {
		rb_debug ("installer failed, not retrying imports");
		return;
	}

	g_object_get (source, "entry-type", &error_entry_type, NULL);

	do {
		RhythmDBEntry *entry;

		entry = rhythmdb_query_model_iter_to_entry (source->priv->missing_plugin_model, &iter);
		rhythmdb_add_uri_with_types (source->priv->db,
					     rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_LOCATION),
					     source->priv->normal_entry_type,
					     source->priv->ignore_entry_type,
					     error_entry_type);
	} while (gtk_tree_model_iter_next (GTK_TREE_MODEL (source->priv->missing_plugin_model), &iter));

	g_object_unref (error_entry_type);
}

static gboolean
request_album_art_idle (RequestAlbumArtData *data)
{
	RBMtpSourcePrivate *priv = MTP_SOURCE_GET_PRIVATE (data->source);
	const char *album;

	/* pretty sure we don't need any extra locking here - we only touch the artwork
	 * request map on the main thread anyway.
	 */

	album = rhythmdb_entry_get_string (data->entry, RHYTHMDB_PROP_ALBUM);
	if (g_hash_table_lookup (priv->artwork_request_map, album) == NULL) {
		GValue *metadata;
		RhythmDB *db = get_db_for_source (data->source);

		rb_debug ("requesting cover art image for album %s", album);
		g_hash_table_insert (priv->artwork_request_map, (gpointer) album, GINT_TO_POINTER (1));
		metadata = rhythmdb_entry_request_extra_metadata (db, data->entry, "rb:coverArt");
		if (metadata) {
			artwork_notify_cb (db, data->entry, "rb:coverArt", metadata, data->source);
			g_value_unset (metadata);
			g_free (metadata);
		}
		g_object_unref (db);
	}

	g_object_unref (data->source);
	rhythmdb_entry_unref (data->entry);
	g_free (data);
	return FALSE;
}

static void
artwork_notify_cb (RhythmDB *db,
		   RhythmDBEntry *entry,
		   const char *property_name,
		   const GValue *metadata,
		   RBMtpSource *source)
{
	RBMtpSourcePrivate *priv = MTP_SOURCE_GET_PRIVATE (source);
	GdkPixbuf *pixbuf;
	const char *album_name;

	album_name = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_ALBUM);

	/* check if we're looking for art for this entry, and if we actually got some */
	if (g_hash_table_remove (priv->artwork_request_map, album_name) == FALSE)
		return;

	if (G_VALUE_HOLDS (metadata, GDK_TYPE_PIXBUF) == FALSE)
		return;

	pixbuf = GDK_PIXBUF (g_value_get_object (metadata));

	rb_mtp_thread_set_album_image (priv->device_thread, album_name, pixbuf);
	queue_free_space_update (source);
}