MTPyroger/pyrogram/errors/__init__.py
2022-01-07 10:23:45 +01:00

66 lines
2.4 KiB
Python

# Pyrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017-present Dan <https://github.com/delivrance>
#
# This file is part of Pyrogram.
#
# Pyrogram is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Pyrogram 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 General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Pyrogram. If not, see <http://www.gnu.org/licenses/>.
from .exceptions import *
from .rpc_error import UnknownError
class BadMsgNotification(Exception):
descriptions = {
16: "The msg_id is too low, the client time has to be synchronized.",
17: "The msg_id is too high, the client time has to be synchronized.",
18: "Incorrect two lower order of the msg_id bits, the server expects the client message "
"msg_id to be divisible by 4.",
19: "The container msg_id is the same as the msg_id of a previously received message.",
20: "The message is too old, it cannot be verified by the server.",
32: "The msg_seqno is too low.",
33: "The msg_seqno is too high.",
34: "An even msg_seqno was expected, but an odd one was received.",
35: "An odd msg_seqno was expected, but an even one was received.",
48: "Incorrect server salt.",
64: "Invalid container."
}
def __init__(self, code):
description = self.descriptions.get(code, "Unknown error code")
super().__init__(f"[{code}] {description}")
class SecurityError(Exception):
"""Generic security error."""
@classmethod
def check(cls, cond: bool):
"""Raises this exception if the condition is false"""
if not cond:
raise cls
class SecurityCheckMismatch(SecurityError):
"""Raised when a security check mismatch occurs."""
def __init__(self):
super().__init__("A security check mismatch has occurred.")
class CDNFileHashMismatch(SecurityError):
"""Raised when a CDN file hash mismatch occurs."""
def __init__(self):
super().__init__("A CDN file hash mismatch has occurred.")