+++ /dev/null
-# -*- coding: utf-8 -*-
-# Copyright (c) 2013, 2014 Jack Kaliko <kaliko@azylum.org>
-#
-# This file is part of sima
-#
-# sima 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 3 of the License, or
-# (at your option) any later version.
-#
-# sima 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 sima. If not, see <http://www.gnu.org/licenses/>.
-#
-#
-"""
-Fetching similar artists from last.fm web services
-"""
-
-# standard library import
-import random
-
-# third parties components
-
-# local import
-from ...lib.plugin import Plugin
-from ...lib.meta import Artist
-
-
-class RandomFallBack(Plugin):
- """Add random track as fallback
- TODO: refactor, this plugin does not look good to me.
- callback_need_track_fb/get_trk articulation is not elegant at all
- """
-
- def __init__(self, daemon):
- super().__init__(daemon)
- self.daemon = daemon
- if not self.plugin_conf:
- return
- self.mode = self.plugin_conf.get('flavour', None)
- if self.mode not in ['pure', 'sensible']:
- self.log.warning('Bad value for flavour, '
- '"{}" not in ["pure", "sensible"]'.format(self.mode))
- self.mode = 'pure'
-
- def get_played_artist(self,):
- """Constructs list of already played artists.
- """
- duration = self.daemon.config.getint('sima', 'history_duration')
- tracks_from_db = self.daemon.sdb.get_history(duration=duration)
- # Construct Track() objects list from database history
- artists = [tr[-1] for tr in tracks_from_db]
- return set(artists)
-
- def callback_need_track_fb(self):
- trks = list()
- target = self.plugin_conf.getint('track_to_add')
- limit = 0
- while len(trks) < target:
- trk = self.get_trk()
- if trk:
- trks.append(trk)
- else:
- limit += 1
- if limit > 3:
- return trks
- return trks
-
- def get_trk(self):
- """Get a single track according to random flavour
- """
- trk = None
- art = None
- artists = list(self.player.artists)
- if self.mode == 'sensible':
- played_art = self.get_played_artist()
- while artists:
- art = random.choice(artists)
- if art not in played_art:
- break
- artists.pop(art)
- elif self.mode == 'pure':
- art = random.choice(artists)
- if art is None:
- return None
- self.log.debug('Random art: {}'.format(art))
- trks = self.player.find_track(Artist(art))
- if trks:
- trk = random.choice(trks)
- self.log.info('random fallback ({}): {}'.format(self.mode, trk))
- return trk
-
-
-
-# VIM MODLINE
-# vim: ai ts=4 sw=4 sts=4 expandtab