python-telegram-bot/telegram/passport/passportdata.py
Nils K 8406889179
Remove Python 2 Support (#1715)
* Remove usages of python-future lib

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* Remove python2 workaround in InputFile.__init__

* Remove import of str necessary for python2

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* Remove version check for queue import

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* Adjust docs to correctly mention supported version

* Fix indentation

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* Fix indentation

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* Replace super calls by argumentsless version

* Remove future dependency

* Fix error in de_json declaration

* Use python3 metaclass syntax

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* Remove accidentally committed .vscode folder

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* Run pyupgrade

* Fix leftover from automatic merge

* Fix lint errors

* Update telegram/files/sticker.py

Co-authored-by: Bibo-Joshi <hinrich.mahler@freenet.de>
2020-06-15 18:20:51 +02:00

105 lines
4.3 KiB
Python

#!/usr/bin/env python
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015-2020
# Leandro Toledo de Souza <devs@python-telegram-bot.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser 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 Lesser Public License for more details.
#
# You should have received a copy of the GNU Lesser Public License
# along with this program. If not, see [http://www.gnu.org/licenses/].
"""Contains information about Telegram Passport data shared with the bot by the user."""
from telegram import EncryptedCredentials, EncryptedPassportElement, TelegramObject
class PassportData(TelegramObject):
"""Contains information about Telegram Passport data shared with the bot by the user.
Attributes:
data (List[:class:`telegram.EncryptedPassportElement`]): Array with encrypted information
about documents and other Telegram Passport elements that was shared with the bot.
credentials (:class:`telegram.EncryptedCredentials`): Encrypted credentials.
bot (:class:`telegram.Bot`, optional): The Bot to use for instance methods.
Args:
data (List[:class:`telegram.EncryptedPassportElement`]): Array with encrypted information
about documents and other Telegram Passport elements that was shared with the bot.
credentials (:obj:`str`): Encrypted credentials.
bot (:class:`telegram.Bot`, optional): The Bot to use for instance methods.
**kwargs (:obj:`dict`): Arbitrary keyword arguments.
Note:
To be able to decrypt this object, you must pass your private_key to either
:class:`telegram.Updater` or :class:`telegram.Bot`. Decrypted data is then found in
:attr:`decrypted_data` and the payload can be found in :attr:`decrypted_credentials`'s
attribute :attr:`telegram.Credentials.payload`.
"""
def __init__(self, data, credentials, bot=None, **kwargs):
self.data = data
self.credentials = credentials
self.bot = bot
self._decrypted_data = None
self._id_attrs = tuple([x.type for x in data] + [credentials.hash])
@classmethod
def de_json(cls, data, bot):
if not data:
return None
data = super().de_json(data, bot)
data['data'] = EncryptedPassportElement.de_list(data.get('data'), bot)
data['credentials'] = EncryptedCredentials.de_json(data.get('credentials'), bot)
return cls(bot=bot, **data)
def to_dict(self):
data = super().to_dict()
data['data'] = [e.to_dict() for e in self.data]
return data
@property
def decrypted_data(self):
"""
List[:class:`telegram.EncryptedPassportElement`]: Lazily decrypt and return information
about documents and other Telegram Passport elements which were shared with the bot.
Raises:
telegram.TelegramDecryptionError: Decryption failed. Usually due to bad
private/public key but can also suggest malformed/tampered data.
"""
if self._decrypted_data is None:
self._decrypted_data = [
EncryptedPassportElement.de_json_decrypted(element.to_dict(),
self.bot,
self.decrypted_credentials)
for element in self.data
]
return self._decrypted_data
@property
def decrypted_credentials(self):
"""
:class:`telegram.Credentials`: Lazily decrypt and return credentials that were used
to decrypt the data. This object also contains the user specified payload as
`decrypted_data.payload`.
Raises:
telegram.TelegramDecryptionError: Decryption failed. Usually due to bad
private/public key but can also suggest malformed/tampered data.
"""
return self.credentials.decrypted_data