109 lines
4.5 KiB
Python
109 lines
4.5 KiB
Python
# -*- coding: utf-8 -*-
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#
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# gPodder - A media aggregator and podcast client
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# Copyright (c) 2005-2011 Thomas Perl and the gPodder Team
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#
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# gPodder is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# gPodder is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import logging
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import os
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import gpodder
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from gpodder import util
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from gpodder.sync import (episode_filename_on_device,
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episode_foldername_on_device)
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_ = gpodder.gettext
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logger = logging.getLogger(__name__)
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class gPodderDevicePlaylist(object):
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def __init__(self, config, playlist_name):
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self._config = config
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self.linebreak = '\r\n'
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self.playlist_file = util.sanitize_filename(playlist_name, self._config.device_sync.max_filename_length) + '.m3u'
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self.playlist_folder = os.path.join(self._config.device_sync.device_folder, self._config.device_sync.playlists.folder)
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self.mountpoint = util.find_mount_point(self.playlist_folder)
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if self.mountpoint == '/':
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self.mountpoint = self.playlist_folder
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logger.warning('MP3 player resides on / - using %s as MP3 player root', self.mountpoint)
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self.playlist_absolute_filename = os.path.join(self.playlist_folder, self.playlist_file)
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def build_extinf(self, filename):
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# TODO: Windows playlists
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# if self._config.mp3_player_playlist_win_path:
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# filename = filename.replace('\\', os.sep)
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# # rebuild the whole filename including the mountpoint
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# if self._config.device_sync.playlist_absolute_path:
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# absfile = os.path.join(self.mountpoint,filename)
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# else: #TODO: Test rel filenames
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# absfile = util.rel2abs(filename, os.path.dirname(self.playlist_file))
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# fallback: use the basename of the file
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(title, extension) = os.path.splitext(os.path.basename(filename))
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return "#EXTINF:0,%s%s" % (title.strip(), self.linebreak)
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def read_m3u(self):
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"""
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read all files from the existing playlist
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"""
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tracks = []
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logger.info("Read data from the playlistfile %s" % self.playlist_absolute_filename)
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if os.path.exists(self.playlist_absolute_filename):
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for line in open(self.playlist_absolute_filename, 'r'):
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if not line.startswith('#EXT'):
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tracks.append(line.rstrip('\r\n'))
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return tracks
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def get_filename_for_playlist(self, episode):
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"""
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get the filename for the given episode for the playlist
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"""
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return episode_filename_on_device(self._config, episode)
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def get_absolute_filename_for_playlist(self, episode):
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"""
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get the filename including full path for the given episode for the playlist
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"""
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filename = self.get_filename_for_playlist(episode)
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foldername = episode_foldername_on_device(self._config, episode)
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if foldername:
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filename = os.path.join(foldername, filename)
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if self._config.device_sync.playlist.absolute_path:
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filename = os.path.join(util.relpath(self.mountpoint, self._config.device_sync.device_folder), filename)
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return filename
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def write_m3u(self, episodes):
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"""
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write the list into the playlist on the device
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"""
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logger.info('Writing playlist file: %s', self.playlist_file)
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if not util.make_directory(self.playlist_folder):
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raise IOError(_('Folder %s could not be created.') % self.playlist_folder, _('Error writing playlist'))
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else:
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fp = open(os.path.join(self.playlist_folder, self.playlist_file), 'w')
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fp.write('#EXTM3U%s' % self.linebreak)
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for current_episode in episodes:
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filename = self.get_filename_for_playlist(current_episode)
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fp.write(self.build_extinf(filename))
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filename = self.get_absolute_filename_for_playlist(current_episode)
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fp.write(filename)
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fp.write(self.linebreak)
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fp.close()
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