MTPyroger/pyrogram/client/methods/messages/get_history.py

79 lines
2.9 KiB
Python

# Pyrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017-2018 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
from ...ext import BaseClient
class GetHistory(BaseClient):
def get_history(self,
chat_id: Union[int, str],
offset: int = 0,
limit: int = 100,
offset_id: int = 0,
offset_date: int = 0):
"""Use this method to retrieve the history of a chat.
You can get up to 100 messages at once.
Args:
chat_id (``int`` | ``str``):
Unique identifier (int) or username (str) of the target chat.
For your personal cloud (Saved Messages) you can simply use "me" or "self".
For a contact that exists in your Telegram address book you can use his phone number (str).
offset (``int``, *optional*)
Sequential number of the first message to be returned.
Defaults to 0 (most recent message).
limit (``int``, *optional*):
Limits the number of messages to be retrieved.
By default, the first 100 messages are returned.
offset_id (``int``, *optional*):
Pass a message identifier as offset to retrieve only older messages starting from that message.
offset_date (``int``, *optional*):
Pass a date in Unix time as offset to retrieve only older messages starting from that date.
Returns:
On success, a :obj:`Messages <pyrogram.Messages>` object is returned.
Raises:
:class:`Error <pyrogram.Error>` in case of a Telegram RPC error.
"""
return pyrogram.Messages._parse(
self,
self.send(
functions.messages.GetHistory(
peer=self.resolve_peer(chat_id),
offset_id=offset_id,
offset_date=offset_date,
add_offset=offset,
limit=limit,
max_id=0,
min_id=0,
hash=0
)
)
)