beets / beetsplug /

# This file is part of beets.
# Copyright 2011, Philippe Mongeau.
# 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.

"""Get a random song or album from the library.
from beets.plugins import BeetsPlugin
from beets.ui import Subcommand, decargs, print_
from beets.util.functemplate import Template
import random

def random_item(lib, config, opts, args):
    query = decargs(args)
    path = opts.path
    fmt = opts.format

    if fmt is None:
        # If no specific template is supplied, use a default
        if opts.album:
            fmt = u'$albumartist - $album'
            fmt = u'$artist - $album - $title'
    template = Template(fmt)

    if opts.album:
        objs = list(lib.albums(query=query))
        objs = list(lib.items(query=query))
    number = min(len(objs), opts.number)
    objs = random.sample(objs, number)

    if opts.album:
        for album in objs:
            if path:
        for item in objs:
            if path:
                print_(item.evaluate_template(template, lib))

random_cmd = Subcommand('random',
                        help='chose a random track or album')
random_cmd.parser.add_option('-a', '--album', action='store_true',
        help='choose an album instead of track')
random_cmd.parser.add_option('-p', '--path', action='store_true',
        help='print the path of the matched item')
random_cmd.parser.add_option('-f', '--format', action='store',
        help='print with custom format', default=None)
random_cmd.parser.add_option('-n', '--number', action='store', type="int",
        help='number of objects to choose', default=1)
random_cmd.func = random_item

class Random(BeetsPlugin):
    def commands(self):
        return [random_cmd]
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