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# Pyrogram - Telegram MTProto API Client Library for Python

# Copyright (C) 2017-2019 Dan Tès <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/>.

import re

from datetime import datetime

from importlib import import_module

from typing import Type

from pyrogram.api.types import RpcError as RawRPCError

from pyrogram.api.core import TLObject

from .exceptions.all import exceptions

class RPCError(Exception):

ID = None

CODE = None

NAME = None

MESSAGE = "{x}"

def __init__(self, x: int or RawRPCError = None, rpc_name: str = None, is_unknown: bool = False):

super().__init__("[{} {}]: {} {}".format(

self.CODE,

self.ID or self.NAME,

self.MESSAGE.format(x=x),

'(caused by "{}")'.format(rpc_name) if rpc_name else ""

))

try:

self.x = int(x)

except (ValueError, TypeError):

self.x = x

if is_unknown:

with open("unknown_errors.txt", "a", encoding="utf-8") as f:

f.write("{}\t{}\t{}\n".format(datetime.now(), x, rpc_name))

@staticmethod

def raise_it(rpc_error: RawRPCError, rpc_type: Type[TLObject]):

error_code = rpc_error.error_code

error_message = rpc_error.error_message

rpc_name = ".".join(rpc_type.QUALNAME.split(".")[1:])

if error_code not in exceptions:

raise UnknownError(

x="[{} {}]".format(error_code, error_message),

rpc_name=rpc_name,

is_unknown=True

)

error_id = re.sub(r"_\d+", "_X", error_message)

if error_id not in exceptions[error_code]:

raise getattr(

import_module("pyrogram.errors"),

exceptions[error_code]["_"]

)(x="[{} {}]".format(error_code, error_message),

rpc_name=rpc_name,

is_unknown=True)

x = re.search(r"_(\d+)", error_message)

x = x.group(1) if x is not None else x

raise getattr(

import_module("pyrogram.errors"),

exceptions[error_code][error_id]

)(x=x,

rpc_name=rpc_name,

is_unknown=False)

class UnknownError(RPCError):

CODE = 520

""":obj:`int`: Error code"""

NAME = "Unknown error"