mirror of
https://github.com/clinton-hall/nzbToMedia.git
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1111074dc3
Dependencies: * PyYAML 3.11 * Unidecode 0.4.19 * beets 1.3.18 * colorama 0.3.7 * enum34 1.1.6 * jellyfish 0.5.4 * munkres 1.0.7 * musicbrainzngs 0.6 * mutagen 1.32
109 lines
3.7 KiB
Python
109 lines
3.7 KiB
Python
# This file is part of beets.
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# Copyright 2015, Adrian Sampson.
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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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"""Allows custom commands to be run when an event is emitted by beets"""
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from __future__ import division, absolute_import, print_function
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import string
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import subprocess
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from beets.plugins import BeetsPlugin
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from beets.ui import _arg_encoding
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from beets.util import shlex_split
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class CodingFormatter(string.Formatter):
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"""A custom string formatter that decodes the format string and it's
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fields.
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"""
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def __init__(self, coding):
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"""Creates a new coding formatter with the provided coding."""
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self._coding = coding
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def format(self, format_string, *args, **kwargs):
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"""Formats the provided string using the provided arguments and keyword
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arguments.
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This method decodes the format string using the formatter's coding.
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See str.format and string.Formatter.format.
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"""
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try:
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format_string = format_string.decode(self._coding)
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except UnicodeEncodeError:
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pass
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return super(CodingFormatter, self).format(format_string, *args,
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**kwargs)
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def convert_field(self, value, conversion):
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"""Converts the provided value given a conversion type.
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This method decodes the converted value using the formatter's coding.
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See string.Formatter.convert_field.
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"""
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converted = super(CodingFormatter, self).convert_field(value,
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conversion)
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try:
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converted = converted.decode(self._coding)
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except UnicodeEncodeError:
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pass
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return converted
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class HookPlugin(BeetsPlugin):
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"""Allows custom commands to be run when an event is emitted by beets"""
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def __init__(self):
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super(HookPlugin, self).__init__()
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self.config.add({
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'hooks': []
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})
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hooks = self.config['hooks'].get(list)
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for hook_index in range(len(hooks)):
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hook = self.config['hooks'][hook_index]
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hook_event = hook['event'].get(unicode)
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hook_command = hook['command'].get(unicode)
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self.create_and_register_hook(hook_event, hook_command)
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def create_and_register_hook(self, event, command):
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def hook_function(**kwargs):
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if command is None or len(command) == 0:
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self._log.error('invalid command "{0}"', command)
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return
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formatter = CodingFormatter(_arg_encoding())
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command_pieces = shlex_split(command)
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for i, piece in enumerate(command_pieces):
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command_pieces[i] = formatter.format(piece, event=event,
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**kwargs)
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self._log.debug(u'running command "{0}" for event {1}',
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u' '.join(command_pieces), event)
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try:
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subprocess.Popen(command_pieces).wait()
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except OSError as exc:
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self._log.error(u'hook for {0} failed: {1}', event, exc)
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self.register_listener(event, hook_function)
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