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https://github.com/python-telegram-bot/python-telegram-bot.git
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131 lines
5.1 KiB
Python
131 lines
5.1 KiB
Python
#!/usr/bin/env python
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#
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# A library that provides a Python interface to the Telegram Bot API
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# Copyright (C) 2015-2024
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# Leandro Toledo de Souza <devs@python-telegram-bot.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser Public License for more details.
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#
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# You should have received a copy of the GNU Lesser Public License
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# along with this program. If not, see [http://www.gnu.org/licenses/].
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"""Contains information about Telegram Passport data shared with the bot by the user."""
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from typing import TYPE_CHECKING, Optional, Sequence, Tuple
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from telegram._passport.credentials import EncryptedCredentials
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from telegram._passport.encryptedpassportelement import EncryptedPassportElement
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from telegram._telegramobject import TelegramObject
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from telegram._utils.argumentparsing import parse_sequence_arg
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from telegram._utils.types import JSONDict
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if TYPE_CHECKING:
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from telegram import Bot, Credentials
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class PassportData(TelegramObject):
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"""Contains information about Telegram Passport data shared with the bot by the user.
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Note:
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To be able to decrypt this object, you must pass your ``private_key`` to either
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:class:`telegram.ext.Updater` or :class:`telegram.Bot`. Decrypted data is then found in
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:attr:`decrypted_data` and the payload can be found in :attr:`decrypted_credentials`'s
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attribute :attr:`telegram.Credentials.nonce`.
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Args:
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data (Sequence[:class:`telegram.EncryptedPassportElement`]): Array with encrypted
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information about documents and other Telegram Passport elements that was shared with
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the bot.
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.. versionchanged:: 20.0
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|sequenceclassargs|
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credentials (:class:`telegram.EncryptedCredentials`)): Encrypted credentials.
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Attributes:
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data (Tuple[:class:`telegram.EncryptedPassportElement`]): Array with encrypted
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information about documents and other Telegram Passport elements that was shared with
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the bot.
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.. versionchanged:: 20.0
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|tupleclassattrs|
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credentials (:class:`telegram.EncryptedCredentials`): Encrypted credentials.
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"""
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__slots__ = ("_decrypted_data", "credentials", "data")
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def __init__(
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self,
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data: Sequence[EncryptedPassportElement],
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credentials: EncryptedCredentials,
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*,
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api_kwargs: Optional[JSONDict] = None,
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):
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super().__init__(api_kwargs=api_kwargs)
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self.data: Tuple[EncryptedPassportElement, ...] = parse_sequence_arg(data)
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self.credentials: EncryptedCredentials = credentials
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self._decrypted_data: Optional[Tuple[EncryptedPassportElement]] = None
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self._id_attrs = tuple([x.type for x in data] + [credentials.hash])
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self._freeze()
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@classmethod
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def de_json(
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cls, data: Optional[JSONDict], bot: Optional["Bot"] = None
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) -> Optional["PassportData"]:
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"""See :meth:`telegram.TelegramObject.de_json`."""
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data = cls._parse_data(data)
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if not data:
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return None
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data["data"] = EncryptedPassportElement.de_list(data.get("data"), bot)
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data["credentials"] = EncryptedCredentials.de_json(data.get("credentials"), bot)
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return super().de_json(data=data, bot=bot)
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@property
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def decrypted_data(self) -> Tuple[EncryptedPassportElement, ...]:
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"""
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Tuple[:class:`telegram.EncryptedPassportElement`]: Lazily decrypt and return information
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about documents and other Telegram Passport elements which were shared with the bot.
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.. versionchanged:: 20.0
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Returns a tuple instead of a list.
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Raises:
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telegram.error.PassportDecryptionError: Decryption failed. Usually due to bad
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private/public key but can also suggest malformed/tampered data.
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"""
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if self._decrypted_data is None:
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self._decrypted_data = tuple( # type: ignore[assignment]
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EncryptedPassportElement.de_json_decrypted(
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element.to_dict(), self.get_bot(), self.decrypted_credentials
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)
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for element in self.data
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)
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return self._decrypted_data # type: ignore[return-value]
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@property
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def decrypted_credentials(self) -> "Credentials":
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"""
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:class:`telegram.Credentials`: Lazily decrypt and return credentials that were used
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to decrypt the data. This object also contains the user specified payload as
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`decrypted_data.payload`.
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Raises:
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telegram.error.PassportDecryptionError: Decryption failed. Usually due to bad
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private/public key but can also suggest malformed/tampered data.
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"""
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return self.credentials.decrypted_data
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