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#
# This file is licensed under the Affero General Public License (AGPL) version 3.
#
# Copyright (C) 2023 New Vector, Ltd
#
# 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.
#
# See the GNU Affero General Public License for more details:
# <https://www.gnu.org/licenses/agpl-3.0.html>.
#
# Originally licensed under the Apache License, Version 2.0:
# <http://www.apache.org/licenses/LICENSE-2.0>.
#
# [This file includes modifications made by New Vector Limited]
#
#
import phonenumbers
from synapse.api.errors import SynapseError
def phone_number_to_msisdn(country: str, number: str) -> str:
"""
Takes an ISO-3166-1 2 letter country code and phone number and
returns an msisdn representing the canonical version of that
phone number.
As an example, if `country` is "GB" and `number` is "7470674927", this
function will return "447470674927".
Args:
country: ISO-3166-1 2 letter country code
number: Phone number in a national or international format
Returns:
The canonical form of the phone number, as an msisdn.
Raises:
SynapseError if the number could not be parsed.
"""
try:
phoneNumber = phonenumbers.parse(number, country)
except phonenumbers.NumberParseException:
raise SynapseError(400, "Unable to parse phone number")
return phonenumbers.format_number(phoneNumber, phonenumbers.PhoneNumberFormat.E164)[
1:
]
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