136 lines
4.6 KiB
Python
136 lines
4.6 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) 2005-2018 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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# gpodder.common - Common helper functions for all UIs
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# Thomas Perl <thp@gpodder.org>; 2012-08-16
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import gpodder
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from gpodder import util
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import glob
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import os
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import logging
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logger = logging.getLogger(__name__)
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def clean_up_downloads(delete_partial=False):
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"""Clean up temporary files left behind by old gPodder versions
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delete_partial - If True, also delete in-progress downloads
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"""
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temporary_files = glob.glob('%s/*/.tmp-*' % gpodder.downloads)
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if delete_partial:
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temporary_files += glob.glob('%s/*/*.partial' % gpodder.downloads)
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for tempfile in temporary_files:
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util.delete_file(tempfile)
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def find_partial_downloads(channels, start_progress_callback, progress_callback, finish_progress_callback):
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"""Find partial downloads and match them with episodes
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channels - A list of all model.PodcastChannel objects
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start_progress_callback - A callback(count) when partial files are searched
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progress_callback - A callback(title, progress) when an episode was found
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finish_progress_callback - A callback(resumable_episodes) when finished
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"""
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# Look for partial file downloads
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partial_files = glob.glob(os.path.join(gpodder.downloads, '*', '*.partial'))
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count = len(partial_files)
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resumable_episodes = []
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if count:
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start_progress_callback(count)
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candidates = [f[:-len('.partial')] for f in partial_files]
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found = 0
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for channel in channels:
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for episode in channel.get_all_episodes():
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filename = episode.local_filename(create=False, check_only=True)
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if filename in candidates:
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found += 1
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progress_callback(episode.title, found/count)
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candidates.remove(filename)
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partial_files.remove(filename+'.partial')
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if os.path.exists(filename):
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# The file has already been downloaded;
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# remove the leftover partial file
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util.delete_file(filename+'.partial')
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else:
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resumable_episodes.append(episode)
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if not candidates:
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break
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if not candidates:
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break
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for f in partial_files:
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logger.warn('Partial file without episode: %s', f)
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util.delete_file(f)
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finish_progress_callback(resumable_episodes)
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else:
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clean_up_downloads(True)
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def get_expired_episodes(channels, config):
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for channel in channels:
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for index, episode in enumerate(channel.get_episodes(gpodder.STATE_DOWNLOADED)):
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# Never consider archived episodes as old
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if episode.archive:
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continue
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# Download strategy "Only keep latest"
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if (channel.download_strategy == channel.STRATEGY_LATEST and
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index > 0):
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logger.info('Removing episode (only keep latest strategy): %s',
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episode.title)
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yield episode
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continue
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# Only expire episodes if the age in days is positive
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if config.episode_old_age < 1:
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continue
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# Never consider fresh episodes as old
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if episode.age_in_days() < config.episode_old_age:
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continue
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# Do not delete played episodes (except if configured)
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if not episode.is_new:
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if not config.auto_remove_played_episodes:
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continue
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# Do not delete unfinished episodes (except if configured)
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if not episode.is_finished():
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if not config.auto_remove_unfinished_episodes:
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continue
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# Do not delete unplayed episodes (except if configured)
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if episode.is_new:
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if not config.auto_remove_unplayed_episodes:
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continue
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yield episode
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