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78 lines
2.4 KiB
Python
78 lines
2.4 KiB
Python
#
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#
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#
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from logging import getLogger
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from .geo_data import geo_data
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class GeoCodes(object):
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log = getLogger('GeoCodes')
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@classmethod
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def validate(cls, code, prefix):
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'''
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Validates an octoDNS geo code making sure that it is a valid and
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corresponding:
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* continent
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* continent & country
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* continent, country, & province
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'''
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reasons = []
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pieces = code.split('-')
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n = len(pieces)
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if n > 3:
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reasons.append('{}invalid geo code "{}"'.format(prefix, code))
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elif n > 0 and pieces[0] not in geo_data:
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reasons.append('{}unknown continent code "{}"'
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.format(prefix, code))
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elif n > 1 and pieces[1] not in geo_data[pieces[0]]:
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reasons.append('{}unknown country code "{}"'.format(prefix, code))
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elif n > 2 and \
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pieces[2] not in geo_data[pieces[0]][pieces[1]]['provinces']:
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reasons.append('{}unknown province code "{}"'.format(prefix, code))
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return reasons
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@classmethod
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def parse(cls, code):
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pieces = code.split('-')
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try:
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country_code = pieces[1]
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except IndexError:
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country_code = None
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try:
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province_code = pieces[2]
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except IndexError:
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province_code = None
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return {
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'continent_code': pieces[0],
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'country_code': country_code,
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'province_code': province_code,
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}
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@classmethod
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def country_to_code(cls, country):
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for continent, countries in geo_data.items():
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if country in countries:
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return '{}-{}'.format(continent, country)
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cls.log.warn('country_to_code: unrecognized country "%s"', country)
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return
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@classmethod
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def province_to_code(cls, province):
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# We cheat on this one a little since we only support provinces in
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# NA-US, NA-CA
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if (province not in geo_data['NA']['US']['provinces'] and
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province not in geo_data['NA']['CA']['provinces']):
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cls.log.warn('country_to_code: unrecognized province "%s"',
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province)
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return
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if province in geo_data['NA']['US']['provinces']:
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country = 'US'
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if province in geo_data['NA']['CA']['provinces']:
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country = 'CA'
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return 'NA-{}-{}'.format(country, province)
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