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# Copyright 2019 The GNOME Music developers
#
# GNOME Music is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# GNOME Music 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with GNOME Music; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# The GNOME Music authors hereby grant permission for non-GPL compatible
# GStreamer plugins to be used and distributed together with GStreamer
# and GNOME Music. This permission is above and beyond the permissions
# granted by the GPL license by which GNOME Music is covered. If you
# modify this code, you may extend this exception to your version of the
# code, but you are not obligated to do so. If you do not wish to do so,
# delete this exception statement from your version.
import gi
gi.require_versions({"Grl": "0.3"})
from gi.repository import Gio, Grl, Gtk, GObject
from gnomemusic.coresong import CoreSong
class GrlSearchWrapper(GObject.GObject):
"""Wrapper for a generic Grilo source search.
Grilo has -besides source specific queries- an option to do a
generic source search, if the source supports it. This class wraps
such a search.
"""
METADATA_KEYS = [
Grl.METADATA_KEY_ALBUM,
Grl.METADATA_KEY_ALBUM_ARTIST,
Grl.METADATA_KEY_ALBUM_DISC_NUMBER,
Grl.METADATA_KEY_ARTIST,
Grl.METADATA_KEY_COMPOSER,
Grl.METADATA_KEY_DURATION,
Grl.METADATA_KEY_FAVOURITE,
Grl.METADATA_KEY_ID,
Grl.METADATA_KEY_PLAY_COUNT,
Grl.METADATA_KEY_PUBLICATION_DATE,
Grl.METADATA_KEY_THUMBNAIL,
Grl.METADATA_KEY_TITLE,
Grl.METADATA_KEY_TRACK_NUMBER,
Grl.METADATA_KEY_URL
]
def __init__(self, source, application):
"""Initialize a search wrapper
Initialize a generic Grilo source search wrapper.
:param Grl.Source source: The Grilo source to wrap
:param Application application: Application instance
"""
super().__init__()
self._application = application
self._coreselection = application.props.coreselection
self._log = application.props.log
self._source = source
coremodel = application.props.coremodel
self._song_search_proxy = coremodel.props.songs_search_proxy
self._song_search_store = Gio.ListStore.new(CoreSong)
# FIXME: Workaround for adding the right list type to the proxy
# list model.
self._song_search_model = Gtk.FilterListModel.new(
self._song_search_store)
self._song_search_model.set_filter(Gtk.AnyFilter())
self._song_search_proxy.append(self._song_search_model)
self._fast_options = Grl.OperationOptions()
self._fast_options.set_count(25)
self._fast_options.set_resolution_flags(
Grl.ResolutionFlags.FAST_ONLY | Grl.ResolutionFlags.IDLE_RELAY)
def search(self, text):
"""Initiate a search
:param str text: The text to search
"""
with self._song_search_store.freeze_notify():
self._song_search_store.remove_all()
def _search_result_cb(source, op_id, media, remaining, error):
if error:
self._log.warning("Error: {}".format(error))
return
if not media:
return
coresong = CoreSong(self._application, media)
coresong.props.title = (
coresong.props.title + " (" + source.props.source_name + ")")
self._song_search_store.append(coresong)
self._source.search(
text, self.METADATA_KEYS, self._fast_options, _search_result_cb)
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