85 lines
3.0 KiB
Python
85 lines
3.0 KiB
Python
# 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/>.
|
|
|
|
from typing import Union
|
|
|
|
import pyrogram
|
|
from pyrogram.api import functions, types
|
|
from ...ext import BaseClient
|
|
|
|
|
|
class GetChat(BaseClient):
|
|
def get_chat(
|
|
self,
|
|
chat_id: Union[int, str]
|
|
) -> Union["pyrogram.Chat", "pyrogram.ChatPreview"]:
|
|
"""Get up to date information about a chat.
|
|
|
|
Information include current name of the user for one-on-one conversations, current username of a user, group or
|
|
channel, etc.
|
|
|
|
Parameters:
|
|
chat_id (``int`` | ``str``):
|
|
Unique identifier (int) or username (str) of the target chat.
|
|
Unique identifier for the target chat in form of a *t.me/joinchat/* link, identifier (int) or username
|
|
of the target channel/supergroup (in the format @username).
|
|
|
|
Returns:
|
|
:obj:`Chat` | :obj:`ChatPreview`: On success, if you've already joined the chat, a chat object is returned,
|
|
otherwise, a chat preview object is returned.
|
|
|
|
Raises:
|
|
ValueError: In case the chat invite link points to a chat you haven't joined yet.
|
|
|
|
Example:
|
|
.. code-block:: python
|
|
|
|
chat = app.get_chat("pyrogram")
|
|
print(chat)
|
|
"""
|
|
match = self.INVITE_LINK_RE.match(str(chat_id))
|
|
|
|
if match:
|
|
r = self.send(
|
|
functions.messages.CheckChatInvite(
|
|
hash=match.group(1)
|
|
)
|
|
)
|
|
|
|
if isinstance(r, types.ChatInvite):
|
|
return pyrogram.ChatPreview._parse(self, r)
|
|
|
|
self.fetch_peers([r.chat])
|
|
|
|
if isinstance(r.chat, types.Chat):
|
|
chat_id = -r.chat.id
|
|
|
|
if isinstance(r.chat, types.Channel):
|
|
chat_id = int("-100" + str(r.chat.id))
|
|
|
|
peer = self.resolve_peer(chat_id)
|
|
|
|
if isinstance(peer, types.InputPeerChannel):
|
|
r = self.send(functions.channels.GetFullChannel(channel=peer))
|
|
elif isinstance(peer, (types.InputPeerUser, types.InputPeerSelf)):
|
|
r = self.send(functions.users.GetFullUser(id=peer))
|
|
else:
|
|
r = self.send(functions.messages.GetFullChat(chat_id=peer.chat_id))
|
|
|
|
return pyrogram.Chat._parse_full(self, r)
|