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75 lines
2.8 KiB
Python
75 lines
2.8 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Picard, the next-generation MusicBrainz tagger
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# Copyright (C) 2018 Philipp Wolfer
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program 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, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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from functools import partial
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from PyQt5 import QtWidgets
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from picard import log
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from picard.album import Album
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from picard.cluster import Cluster, ClusterList
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from picard.track import Track
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from picard.script import ScriptParser, ScriptError
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from picard.util import uniqify
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class ScriptsMenu(QtWidgets.QMenu):
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def __init__(self, scripts, *args):
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super().__init__(*args)
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for script in scripts:
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action = self.addAction(script[1])
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action.triggered.connect(partial(self._run_script, script))
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def _run_script(self, script):
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s_name = script[1]
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s_text = script[3]
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parser = ScriptParser()
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for obj in self._get_unique_metadata_objects():
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try:
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parser.eval(s_text, obj.metadata)
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obj.update()
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except ScriptError as e:
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log.exception('Error running tagger script "%s" on object %r', s_name, obj)
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msg = N_('Script error in "%(script)s": %(message)s')
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mparms = {
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'script': s_name,
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'message': string_(e),
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}
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self.tagger.window.set_statusbar_message(msg, mparms)
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def _get_unique_metadata_objects(self):
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objs = self._get_metadata_objects(self.tagger.window.selected_objects)
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return uniqify(objs)
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def _get_metadata_objects(self, objs):
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for obj in objs:
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if hasattr(obj, 'metadata'):
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yield obj
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if isinstance(obj, Cluster):
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yield from self._get_metadata_objects(obj.files)
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if isinstance(obj, ClusterList):
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yield from self._get_metadata_objects(obj)
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if isinstance(obj, Album):
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yield from self._get_metadata_objects(obj.tracks)
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yield from self._get_metadata_objects(obj.unmatched_files.iterfiles())
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if isinstance(obj, Track):
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yield from self._get_metadata_objects(obj.linked_files)
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