nextcloud-spreed-signaling/scripts/get_continent_map.py
Joachim Bauch 7f92d105e5
Keep the continent map in the repository to avoid download on build.
Regularly check through CI cron job that it is the latest version.
2020-07-31 11:52:59 +02:00

93 lines
2.6 KiB
Python
Executable file

#!/usr/bin/env python3
#
# Standalone signaling server for the Nextcloud Spreed app.
# Copyright (C) 2019 struktur AG
#
# @author Joachim Bauch <bauch@struktur.de>
#
# @license GNU AGPL version 3 or any later version
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
try:
# Fallback for Python2
from cStringIO import StringIO
except ImportError:
from io import StringIO
import json
import subprocess
import sys
URL = 'https://datahub.io/JohnSnowLabs/country-and-continent-codes-list/r/country-and-continent-codes-list-csv.json'
def tostr(s):
if isinstance(s, bytes) and not isinstance(s, str):
s = s.decode('utf-8')
return s
try:
unicode
except NameError:
# Python 3 files are returning bytes by default.
def opentextfile(filename, mode):
if 'b' in mode:
mode = mode.replace('b', '')
return open(filename, mode, encoding='utf-8')
else:
def opentextfile(filename, mode):
return open(filename, mode)
def generate_map(filename):
data = subprocess.check_output([
'curl',
'-L',
URL,
])
data = json.loads(tostr(data))
continents = {}
for entry in data:
country = entry['Two_Letter_Country_Code']
continent = entry['Continent_Code']
continents.setdefault(country, []).append(continent)
out = StringIO()
out.write('package signaling\n')
out.write('\n')
out.write('// This file has been automatically generated, do not modify.\n')
out.write('// Source: %s\n' % (URL))
out.write('\n')
out.write('var (\n')
out.write('\tContinentMap map[string][]string = map[string][]string{\n')
for country, continents in sorted(continents.items()):
value = []
for continent in continents:
value.append('"%s"' % (continent))
out.write('\t\t"%s": []string{%s},\n' % (country, ', '.join(value)))
out.write('\t}\n')
out.write(')\n')
with opentextfile(filename, 'wb') as fp:
fp.write(out.getvalue())
def main():
if len(sys.argv) != 2:
sys.stderr.write('USAGE: %s <filename>\n' % (sys.argv[0]))
sys.exit(1)
filename = sys.argv[1]
generate_map(filename)
if __name__ == '__main__':
main()