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b8211a3c4c
logging.getLogger(__name__) everywhere! Several loggers prefixed every log message with [logername], which we delete here.
233 lines
8.9 KiB
Python
233 lines
8.9 KiB
Python
# This file is part of beets.
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# Copyright 2013, Pedro Silva.
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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"""List duplicate tracks or albums.
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"""
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import shlex
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from beets import logging
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from beets.plugins import BeetsPlugin
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from beets.ui import decargs, print_obj, vararg_callback, Subcommand, UserError
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from beets.util import command_output, displayable_path, subprocess
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PLUGIN = 'duplicates'
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log = logging.getLogger(__name__)
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def _process_item(item, lib, copy=False, move=False, delete=False,
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tag=False, format=None):
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"""Process Item `item` in `lib`.
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"""
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if copy:
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item.move(basedir=copy, copy=True)
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item.store()
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if move:
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item.move(basedir=move, copy=False)
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item.store()
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if delete:
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item.remove(delete=True)
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if tag:
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try:
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k, v = tag.split('=')
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except:
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raise UserError('%s: can\'t parse k=v tag: %s' % (PLUGIN, tag))
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setattr(k, v)
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item.store()
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print_obj(item, lib, fmt=format)
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def _checksum(item, prog):
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"""Run external `prog` on file path associated with `item`, cache
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output as flexattr on a key that is the name of the program, and
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return the key, checksum tuple.
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"""
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args = [p.format(file=item.path) for p in shlex.split(prog)]
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key = args[0]
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checksum = getattr(item, key, False)
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if not checksum:
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log.debug(u'{0}: key {1} on item {2} not cached: computing checksum',
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PLUGIN, key, displayable_path(item.path))
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try:
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checksum = command_output(args)
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setattr(item, key, checksum)
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item.store()
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log.debug(u'{0}: computed checksum for {1} using {2}',
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PLUGIN, item.title, key)
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except subprocess.CalledProcessError as e:
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log.debug(u'{0}: failed to checksum {1}: {2}',
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PLUGIN, displayable_path(item.path), e)
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else:
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log.debug(u'{0}: key {1} on item {2} cached: not computing checksum',
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PLUGIN, key, displayable_path(item.path))
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return key, checksum
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def _group_by(objs, keys):
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"""Return a dictionary with keys arbitrary concatenations of attributes and
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values lists of objects (Albums or Items) with those keys.
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"""
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import collections
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counts = collections.defaultdict(list)
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for obj in objs:
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values = [getattr(obj, k, None) for k in keys]
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values = [v for v in values if v not in (None, '')]
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if values:
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key = '\001'.join(values)
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counts[key].append(obj)
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else:
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log.debug(u'{0}: all keys {1} on item {2} are null: skipping',
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PLUGIN, str(keys), displayable_path(obj.path))
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return counts
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def _duplicates(objs, keys, full):
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"""Generate triples of keys, duplicate counts, and constituent objects.
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"""
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offset = 0 if full else 1
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for k, objs in _group_by(objs, keys).iteritems():
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if len(objs) > 1:
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yield (k, len(objs) - offset, objs[offset:])
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class DuplicatesPlugin(BeetsPlugin):
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"""List duplicate tracks or albums
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"""
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def __init__(self):
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super(DuplicatesPlugin, self).__init__()
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self.config.add({
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'format': '',
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'count': False,
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'album': False,
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'full': False,
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'path': False,
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'keys': ['mb_trackid', 'mb_albumid'],
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'checksum': None,
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'copy': False,
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'move': False,
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'delete': False,
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'tag': False,
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})
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self._command = Subcommand('duplicates',
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help=__doc__,
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aliases=['dup'])
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self._command.parser.add_option('-f', '--format', dest='format',
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action='store', type='string',
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help='print with custom format',
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metavar='FMT')
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self._command.parser.add_option('-a', '--album', dest='album',
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action='store_true',
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help='show duplicate albums instead of'
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' tracks')
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self._command.parser.add_option('-c', '--count', dest='count',
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action='store_true',
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help='show duplicate counts')
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self._command.parser.add_option('-C', '--checksum', dest='checksum',
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action='store', metavar='PROG',
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help='report duplicates based on'
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' arbitrary command')
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self._command.parser.add_option('-d', '--delete', dest='delete',
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action='store_true',
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help='delete items from library and '
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'disk')
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self._command.parser.add_option('-F', '--full', dest='full',
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action='store_true',
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help='show all versions of duplicate'
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' tracks or albums')
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self._command.parser.add_option('-k', '--keys', dest='keys',
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action='callback', metavar='KEY1 KEY2',
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callback=vararg_callback,
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help='report duplicates based on keys')
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self._command.parser.add_option('-m', '--move', dest='move',
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action='store', metavar='DEST',
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help='move items to dest')
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self._command.parser.add_option('-o', '--copy', dest='copy',
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action='store', metavar='DEST',
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help='copy items to dest')
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self._command.parser.add_option('-p', '--path', dest='path',
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action='store_true',
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help='print paths for matched items or'
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' albums')
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self._command.parser.add_option('-t', '--tag', dest='tag',
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action='store',
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help='tag matched items with \'k=v\''
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' attribute')
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def commands(self):
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def _dup(lib, opts, args):
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self.config.set_args(opts)
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fmt = self.config['format'].get()
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album = self.config['album'].get(bool)
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full = self.config['full'].get(bool)
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keys = self.config['keys'].get()
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checksum = self.config['checksum'].get()
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copy = self.config['copy'].get()
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move = self.config['move'].get()
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delete = self.config['delete'].get(bool)
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tag = self.config['tag'].get()
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if album:
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keys = ['mb_albumid']
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items = lib.albums(decargs(args))
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else:
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items = lib.items(decargs(args))
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if self.config['path']:
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fmt = '$path'
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# Default format string for count mode.
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if self.config['count'] and not fmt:
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if album:
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fmt = '$albumartist - $album'
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else:
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fmt = '$albumartist - $album - $title'
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fmt += ': {0}'
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if checksum:
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if not isinstance(checksum, basestring):
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raise UserError(
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'duplicates: "checksum" option must be a command'
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)
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for i in items:
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k, _ = _checksum(i, checksum)
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keys = [k]
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for obj_id, obj_count, objs in _duplicates(items,
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keys=keys,
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full=full):
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if obj_id: # Skip empty IDs.
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for o in objs:
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_process_item(o, lib,
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copy=copy,
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move=move,
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delete=delete,
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tag=tag,
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format=fmt.format(obj_count))
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self._command.func = _dup
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return [self._command]
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