74 lines
2.4 KiB
Python
74 lines
2.4 KiB
Python
from whipper.command.basecommand import BaseCommand
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from whipper.common.mbngs import musicbrainz, getReleaseMetadata
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import re
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class MBLookup(BaseCommand):
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summary = "lookup MusicBrainz entry"
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description = """Look up either a MusicBrainz Disc ID or Release ID and output information.
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You can get the MusicBrainz Disc ID with whipper cd info.
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Example Disc ID: KnpGsLhvH.lPrNc1PBL21lb9Bg4-"""
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def add_arguments(self):
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self.parser.add_argument(
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'mbid', action='store',
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help="MusicBrainz Disc ID or Release ID to look up"
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)
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@staticmethod
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def _printMetadata(md):
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"""
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Print out metadata received in a sensible way.
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:param md: MusicBrainz's metadata about the disc
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:type md: `DiscMetadata`
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"""
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print(' Artist: %s' % md.artist.encode('utf-8'))
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print(' Title: %s' % md.releaseTitle.encode('utf-8'))
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print(' Type: %s' % str(md.releaseType).encode('utf-8'))
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print(' URL: %s' % md.url)
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print(' Tracks: %d' % len(md.tracks))
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if md.catalogNumbers:
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print(' Cat no(s): %s' % ', '.join(md.catalogNumbers))
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if md.barcode:
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print(' Barcode: %s' % md.barcode)
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for j, track in enumerate(md.tracks):
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print(' Track %2d: %s - %s' % (
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j + 1, track.artist.encode('utf-8'),
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track.title.encode('utf-8')
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))
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def do(self):
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try:
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mbid = str(self.options.mbid.strip())
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except IndexError:
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print('Please specify a MusicBrainz Disc ID or Release ID.')
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return 3
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releaseIdMatch = re.match(
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r'^[\dA-Fa-f]{8}-(?:[\dA-Fa-f]{4}-){3}[\dA-Fa-f]{12}$',
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mbid
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)
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discIdMatch = re.match(
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r'^[\dA-Za-z._]{27}-$',
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mbid
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)
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# see https://musicbrainz.org/doc/MusicBrainz_Identifier
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if releaseIdMatch:
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md = getReleaseMetadata(releaseIdMatch.group(0))
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if md:
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self._printMetadata(md)
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elif discIdMatch:
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metadatas = musicbrainz(discIdMatch.group(0))
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print('%d releases' % len(metadatas))
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for i, md in enumerate(metadatas):
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print('- Release %d:' % (i + 1, ))
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self._printMetadata(md)
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return None
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