mirror of
https://github.com/beetbox/beets.git
synced 2025-12-06 08:39:17 +01:00
109 lines
3.8 KiB
Python
109 lines
3.8 KiB
Python
# This file is part of beets.
|
|
# Copyright 2012, Blemjhoo Tezoulbr <baobab@heresiarch.info>.
|
|
#
|
|
# 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.
|
|
|
|
""" Clears tag fields in media files."""
|
|
|
|
import re
|
|
import logging
|
|
from beets.plugins import BeetsPlugin
|
|
from beets import ui
|
|
from beets.library import ITEM_KEYS
|
|
from beets.importer import action
|
|
|
|
|
|
__author__ = 'baobab@heresiarch.info'
|
|
__version__ = '0.10'
|
|
|
|
|
|
class ZeroPlugin(BeetsPlugin):
|
|
|
|
_instance = None
|
|
_log = logging.getLogger('beets')
|
|
|
|
fields = []
|
|
patterns = {}
|
|
warned = False
|
|
|
|
def __new__(cls, *args, **kwargs):
|
|
if cls._instance is None:
|
|
cls._instance = super(ZeroPlugin,
|
|
cls).__new__(cls, *args, **kwargs)
|
|
return cls._instance
|
|
|
|
def __str__(self):
|
|
return ('[zero]\n fields = {0}\n patterns = {1}\n warned = {2}'
|
|
.format(self.fields, self.patterns, self.warned))
|
|
|
|
def configure(self, config):
|
|
if not config.has_section('zero'):
|
|
self._log.debug(u'[zero] plugin is not configured')
|
|
return
|
|
for f in ui.config_val(config, 'zero', 'fields', '').split():
|
|
if f not in ITEM_KEYS:
|
|
self._log.error(u'[zero] invalid field: {0}'.format(f))
|
|
else:
|
|
self.fields.append(f)
|
|
p = ui.config_val(config, 'zero', f, '').split()
|
|
if p:
|
|
self.patterns[f] = p
|
|
else:
|
|
self.patterns[f] = ['.']
|
|
|
|
def import_task_choice_event(self, task, config):
|
|
"""Listen for import_task_choice event."""
|
|
if task.choice_flag == action.ASIS and not self.warned:
|
|
self._log.warn(u'[zero] cannot zero in \"as-is\" mode')
|
|
self.warned = True
|
|
# TODO request write in as-is mode
|
|
|
|
@classmethod
|
|
def match_patterns(cls, field, patterns):
|
|
"""Check if field (as string) is matching any of the patterns in
|
|
the list.
|
|
"""
|
|
for p in patterns:
|
|
if re.findall(p, unicode(field), flags=re.IGNORECASE):
|
|
return True
|
|
return False
|
|
|
|
def write_event(self, item):
|
|
"""Listen for write event."""
|
|
if not self.fields:
|
|
self._log.warn(u'[zero] no fields, nothing to do')
|
|
return
|
|
for fn in self.fields:
|
|
try:
|
|
fval = getattr(item, fn)
|
|
except AttributeError:
|
|
self._log.error(u'[zero] no such field: {0}'.format(fn))
|
|
else:
|
|
if not self.match_patterns(fval, self.patterns[fn]):
|
|
self._log.debug(u'[zero] \"{0}\" ({1}) not match: {2}'
|
|
.format(fval, fn,
|
|
' '.join(self.patterns[fn])))
|
|
continue
|
|
self._log.debug(u'[zero] \"{0}\" ({1}) match: {2}'
|
|
.format(fval, fn, ' '.join(self.patterns[fn])))
|
|
setattr(item, fn, type(fval)())
|
|
self._log.debug(u'[zero] {0}={1}'
|
|
.format(fn, getattr(item, fn)))
|
|
|
|
|
|
@ZeroPlugin.listen('import_task_choice')
|
|
def zero_choice(task, config):
|
|
ZeroPlugin().import_task_choice_event(task, config)
|
|
|
|
@ZeroPlugin.listen('write')
|
|
def zero_write(item):
|
|
ZeroPlugin().write_event(item)
|