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41 lines
1.2 KiB
Python
41 lines
1.2 KiB
Python
#!/usr/bin/env python2
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# vim:fileencoding=utf-8
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from __future__ import absolute_import, division, print_function, unicode_literals
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__license__ = 'GPL v3'
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__copyright__ = '2014, Kovid Goyal <kovid at kovidgoyal.net>'
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from collections import namedtuple
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from calibre.utils.localization import canonicalize_lang
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DictionaryLocale = namedtuple('DictionaryLocale', 'langcode countrycode')
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ccodes, ccodemap, country_names = None, None, None
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def get_codes():
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global ccodes, ccodemap, country_names
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if ccodes is None:
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from calibre.utils.serialize import msgpack_loads
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data = msgpack_loads(P('localization/iso3166.calibre_msgpack', allow_user_override=False, data=True))
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ccodes, ccodemap, country_names = data['codes'], data['three_map'], data['names']
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return ccodes, ccodemap
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def parse_lang_code(raw):
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raw = raw or ''
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parts = raw.replace('_', '-').split('-')
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lc = canonicalize_lang(parts[0])
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if lc is None:
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raise ValueError('Invalid language code: %r' % raw)
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cc = None
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if len(parts) > 1:
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ccodes, ccodemap = get_codes()[:2]
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q = parts[1].upper()
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if q in ccodes:
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cc = q
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else:
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cc = ccodemap.get(q, None)
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return DictionaryLocale(lc, cc)
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