beets/beetsplug/importfeeds.py
David Logie 29de697a8d Fix bug where playlists were not created in subdirs.
Playlist names containing path separators would cause beets to crash if
the parent directories for the playlist didn't already exist.
2015-01-24 13:00:25 +00:00

147 lines
5 KiB
Python

# This file is part of beets.
# Copyright 2015, Fabrice Laporte.
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
"""Write paths of imported files in various formats to ease later import in a
music player. Also allow printing the new file locations to stdout in case
one wants to manually add music to a player by its path.
"""
import datetime
import os
import re
from beets.plugins import BeetsPlugin
from beets.util import mkdirall, normpath, syspath, bytestring_path
from beets import config
M3U_DEFAULT_NAME = 'imported.m3u'
def _get_feeds_dir(lib):
"""Given a Library object, return the path to the feeds directory to be
used (either in the library directory or an explicitly configured
path). Ensures that the directory exists.
"""
# Inside library directory.
dirpath = lib.directory
# Ensure directory exists.
if not os.path.exists(syspath(dirpath)):
os.makedirs(syspath(dirpath))
return dirpath
def _build_m3u_filename(basename):
"""Builds unique m3u filename by appending given basename to current
date."""
basename = re.sub(r"[\s,/\\'\"]", '_', basename)
date = datetime.datetime.now().strftime("%Y%m%d_%Hh%M")
path = normpath(os.path.join(
config['importfeeds']['dir'].as_filename(),
date + '_' + basename + '.m3u'
))
return path
def _write_m3u(m3u_path, items_paths):
"""Append relative paths to items into m3u file.
"""
mkdirall(m3u_path)
with open(syspath(m3u_path), 'a') as f:
for path in items_paths:
f.write(path + '\n')
class ImportFeedsPlugin(BeetsPlugin):
def __init__(self):
super(ImportFeedsPlugin, self).__init__()
self.config.add({
'formats': [],
'm3u_name': u'imported.m3u',
'dir': None,
'relative_to': None,
'absolute_path': False,
})
feeds_dir = self.config['dir'].get()
if feeds_dir:
feeds_dir = os.path.expanduser(bytestring_path(feeds_dir))
self.config['dir'] = feeds_dir
if not os.path.exists(syspath(feeds_dir)):
os.makedirs(syspath(feeds_dir))
relative_to = self.config['relative_to'].get()
if relative_to:
self.config['relative_to'] = normpath(relative_to)
else:
self.config['relative_to'] = feeds_dir
self.register_listener('library_opened', self.library_opened)
self.register_listener('album_imported', self.album_imported)
self.register_listener('item_imported', self.item_imported)
def _record_items(self, lib, basename, items):
"""Records relative paths to the given items for each feed format
"""
feedsdir = bytestring_path(self.config['dir'].as_filename())
formats = self.config['formats'].as_str_seq()
relative_to = self.config['relative_to'].get() \
or self.config['dir'].as_filename()
relative_to = bytestring_path(relative_to)
paths = []
for item in items:
if self.config['absolute_path']:
paths.append(item.path)
else:
try:
relpath = os.path.relpath(item.path, relative_to)
except ValueError:
# On Windows, it is sometimes not possible to construct a
# relative path (if the files are on different disks).
relpath = item.path
paths.append(relpath)
if 'm3u' in formats:
basename = bytestring_path(
self.config['m3u_name'].get(unicode)
)
m3u_path = os.path.join(feedsdir, basename)
_write_m3u(m3u_path, paths)
if 'm3u_multi' in formats:
m3u_path = _build_m3u_filename(basename)
_write_m3u(m3u_path, paths)
if 'link' in formats:
for path in paths:
dest = os.path.join(feedsdir, os.path.basename(path))
if not os.path.exists(syspath(dest)):
os.symlink(syspath(path), syspath(dest))
if 'echo' in formats:
self._log.info("Location of imported music:")
for path in paths:
self._log.info(" {0}", path)
def library_opened(self, lib):
if self.config['dir'].get() is None:
self.config['dir'] = _get_feeds_dir(lib)
def album_imported(self, lib, album):
self._record_items(lib, album.album, album.items())
def item_imported(self, lib, item):
self._record_items(lib, item.title, [item])