/usr/share/pyshared/quodlibet/util/massagers.py is in exfalso 3.0.2-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright 2004-2011 Joe Wreschnig, Michael Urman, Iñigo Serna, Nick Boultbee
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation
import locale
import re
class Massager(object):
"""Massage a tag value from various 'okay' formats to the
'correct' format."""
tags = []
error = "Metaerror. This should be overridden in subclasses."
options = []
def validate(self, value):
"""Returns a validated value, or False if invalid"""
raise NotImplementedError
def is_valid(self, value):
"""Returns True if a field is valid, False if not"""
return bool(self.validate(value))
class DateMassager(Massager):
tags = ["date"]
error = _("The date must be entered in 'YYYY', 'YYYY-MM-DD' or "
"'YYYY-MM-DD HH:MM:SS' format.")
__match = re.compile(r"^\d{4}([-.]\d{2}([-.]\d{2}([T ]\d{2}"
"([:.]\d{2}([:.]\d{2})?)?)?)?)?$").match
def validate(self, value):
value = value.strip().replace(".", "-").replace("/", "-")
return self.__match(value) and value
class GainMassager(Massager):
tags = ["replaygain_album_gain", "replaygain_track_gain"]
error = _("Replay Gain gains must be entered in 'x.yy dB' format.")
__match = re.compile(r"^[+-]\d+\.?\d+?\s+dB$").match
def validate(self, value):
if self.__match(value):
return value
else:
try:
f = float(value.split()[0])
except (IndexError, TypeError, ValueError):
try:
f = locale.atof(value.split()[0])
except (IndexError, TypeError, ValueError):
return False
else:
return ("%+f" % f).rstrip("0") + " dB"
class PeakMassager(Massager):
tags = ["replaygain_album_peak", "replaygain_track_peak"]
error = _("Replay Gain peaks must be entered in 'x.yy' format.")
def validate(self, value):
value = value.strip()
try:
f = float(value)
except (TypeError, ValueError):
try:
f = locale.atof(value)
except (TypeError, ValueError):
return False
else:
return (f >= 0) and (f < 2) and str(f)
class MBIDMassager(Massager):
tags = ["musicbrainz_trackid", "musicbrainz_albumid",
"musicbrainz_artistid", "musicbrainz_albumartistid",
"musicbrainz_trmid", "musicip_puid"]
error = _("MusicBrainz IDs must be in UUID format.")
def validate(self, value):
value = value.encode('ascii', 'replace')
value = filter(str.isalnum, value.strip().lower())
try:
int(value, 16)
except ValueError:
return False
else:
if len(value) != 32:
return False
else:
return "-".join([value[:8], value[8:12], value[12:16],
value[16:20], value[20:]])
class MBAlbumStatus(Massager):
tags = ["musicbrainz_albumstatus"]
# Translators: Leave "official", "promotional", and "bootleg"
# untranslated. They are the three possible literal values.
error = _("MusicBrainz release status must be 'official', "
"'promotional', or 'bootleg'.")
options = ["official", "promotional", "bootleg"]
def validate(self, value):
return value in self.options and value
class LanguageMassager(Massager):
tags = ["language"]
error = _("Language must be an ISO 639-2 three-letter code")
# Lovingly adapted from http://www.loc.gov/standards/iso639-2/
ISO_639_2 = [
'aar', 'abk', 'ace', 'ach', 'ada', 'ady', 'afa', 'afh',
'afr', 'ain', 'aka', 'akk', 'alb', 'sqi', 'ale', 'alg', 'alt', 'amh',
'ang', 'anp', 'apa', 'ara', 'arc', 'arg', 'arm', 'hye', 'arn', 'arp',
'art', 'arw', 'asm', 'ast', 'ath', 'aus', 'ava', 'ave', 'awa', 'aym',
'aze', 'bad', 'bai', 'bak', 'bal', 'bam', 'ban', 'baq', 'eus', 'bas',
'bat', 'bej', 'bel', 'bem', 'ben', 'ber', 'bho', 'bih', 'bik', 'bin',
'bis', 'bla', 'bnt', 'bos', 'bra', 'bre', 'btk', 'bua', 'bug', 'bul',
'bur', 'mya', 'byn', 'cad', 'cai', 'car', 'cat', 'cau', 'ceb', 'cel',
'cha', 'chb', 'che', 'chg', 'chi', 'zho', 'chk', 'chm', 'chn', 'cho',
'chp', 'chr', 'chu', 'chv', 'chy', 'cmc', 'cop', 'cor', 'cos', 'cpe',
'cpf', 'cpp', 'cre', 'crh', 'crp', 'csb', 'cus', 'cze', 'ces', 'dak',
'dan', 'dar', 'day', 'del', 'den', 'dgr', 'din', 'div', 'doi', 'dra',
'dsb', 'dua', 'dum', 'dut', 'nld', 'dyu', 'dzo', 'efi', 'egy', 'eka',
'elx', 'eng', 'enm', 'epo', 'est', 'ewe', 'ewo', 'fan', 'fao', 'fat',
'fij', 'fil', 'fin', 'fiu', 'fon', 'fre', 'fra', 'frm', 'fro', 'frr',
'frs', 'fry', 'ful', 'fur', 'gaa', 'gay', 'gba', 'gem', 'geo', 'kat',
'ger', 'deu', 'gez', 'gil', 'gla', 'gle', 'glg', 'glv', 'gmh', 'goh',
'gon', 'gor', 'got', 'grb', 'grc', 'gre', 'ell', 'grn', 'gsw', 'guj',
'gwi', 'hai', 'hat', 'hau', 'haw', 'heb', 'her', 'hil', 'him', 'hin',
'hit', 'hmn', 'hmo', 'hrv', 'hsb', 'hun', 'hup', 'iba', 'ibo', 'ice',
'isl', 'ido', 'iii', 'ijo', 'iku', 'ile', 'ilo', 'ina', 'inc', 'ind',
'ine', 'inh', 'ipk', 'ira', 'iro', 'ita', 'jav', 'jbo', 'jpn', 'jpr',
'jrb', 'kaa', 'kab', 'kac', 'kal', 'kam', 'kan', 'kar', 'kas', 'kau',
'kaw', 'kaz', 'kbd', 'kha', 'khi', 'khm', 'kho', 'kik', 'kin', 'kir',
'kmb', 'kok', 'kom', 'kon', 'kor', 'kos', 'kpe', 'krc', 'krl', 'kro',
'kru', 'kua', 'kum', 'kur', 'kut', 'lad', 'lah', 'lam', 'lao', 'lat',
'lav', 'lez', 'lim', 'lin', 'lit', 'lol', 'loz', 'ltz', 'lua', 'lub',
'lug', 'lui', 'lun', 'luo', 'lus', 'mac', 'mkd', 'mad', 'mag', 'mah',
'mai', 'mak', 'mal', 'man', 'mao', 'mri', 'map', 'mar', 'mas', 'may',
'msa', 'mdf', 'mdr', 'men', 'mga', 'mic', 'min', 'mis', 'mkh', 'mlg',
'mlt', 'mnc', 'mni', 'mno', 'moh', 'mon', 'mos', 'mul', 'mun', 'mus',
'mwl', 'mwr', 'myn', 'myv', 'nah', 'nai', 'nap', 'nau', 'nav', 'nbl',
'nde', 'ndo', 'nds', 'nep', 'new', 'nia', 'nic', 'niu', 'nno', 'nob',
'nog', 'non', 'nor', 'nqo', 'nso', 'nub', 'nwc', 'nya', 'nym', 'nyn',
'nyo', 'nzi', 'oci', 'oji', 'ori', 'orm', 'osa', 'oss', 'ota', 'oto',
'paa', 'pag', 'pal', 'pam', 'pan', 'pap', 'pau', 'peo', 'per', 'fas',
'phi', 'phn', 'pli', 'pol', 'pon', 'por', 'pra', 'pro', 'pus', 'que',
'raj', 'rap', 'rar', 'roa', 'roh', 'rom', 'rum', 'ron', 'run', 'rup',
'rus', 'sad', 'sag', 'sah', 'sai', 'sal', 'sam', 'san', 'sas', 'sat',
'scn', 'sco', 'sel', 'sem', 'sga', 'sgn', 'shn', 'sid', 'sin', 'sio',
'sit', 'sla', 'slo', 'slk', 'slv', 'sma', 'sme', 'smi', 'smj', 'smn',
'smo', 'sms', 'sna', 'snd', 'snk', 'sog', 'som', 'son', 'sot', 'spa',
'srd', 'srn', 'srp', 'srr', 'ssa', 'ssw', 'suk', 'sun', 'sus', 'sux',
'swa', 'swe', 'syc', 'syr', 'tah', 'tai', 'tam', 'tat', 'tel', 'tem',
'ter', 'tet', 'tgk', 'tgl', 'tha', 'tib', 'bod', 'tig', 'tir', 'tiv',
'tkl', 'tlh', 'tli', 'tmh', 'tog', 'ton', 'tpi', 'tsi', 'tsn', 'tso',
'tuk', 'tum', 'tup', 'tur', 'tut', 'tvl', 'twi', 'tyv', 'udm', 'uga',
'uig', 'ukr', 'umb', 'und', 'urd', 'uzb', 'vai', 'ven', 'vie', 'vol',
'vot', 'wak', 'wal', 'war', 'was', 'wel', 'cym', 'wen', 'wln', 'wol',
'xal', 'xho', 'yao', 'yap', 'yid', 'yor', 'ypk', 'zap', 'zbl', 'zen',
'zha', 'znd', 'zul', 'zun', 'zxx', 'zza',
]
options = ISO_639_2
tags = ["language"]
def validate(self, value):
# Issue 439: Actually, allow free-text through
return value
def is_valid(self, value):
# Override, to allow empty string to be a valid language (freetext)
return True
tags = {}
for f in globals().values():
if isinstance(f, type) and issubclass(f, Massager):
for t in f.tags:
tags[t] = f()
del(f)
del(t)
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