58 lines
2.0 KiB
Python
58 lines
2.0 KiB
Python
# Pyrogram - Telegram MTProto API Client Library for Python
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# Copyright (C) 2017-2021 Dan <https://github.com/delivrance>
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#
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# This file is part of Pyrogram.
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#
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# Pyrogram is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published
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# by 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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# Pyrogram 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 General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with Pyrogram. If not, see <http://www.gnu.org/licenses/>.
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from typing import Callable
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import pyrogram
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from pyrogram.filters import Filter
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from pyrogram.scaffold import Scaffold
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class OnMessage(Scaffold):
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def on_message(
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self=None,
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filters=None,
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group: int = 0
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) -> callable:
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"""Decorator for handling messages.
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This does the same thing as :meth:`~pyrogram.Client.add_handler` using the
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:obj:`~pyrogram.handlers.MessageHandler`.
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Parameters:
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filters (:obj:`~pyrogram.filters`, *optional*):
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Pass one or more filters to allow only a subset of messages to be passed
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in your function.
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group (``int``, *optional*):
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The group identifier, defaults to 0.
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"""
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def decorator(func: Callable) -> Callable:
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if isinstance(self, pyrogram.Client):
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self.add_handler(pyrogram.handlers.MessageHandler(func, filters), group)
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elif isinstance(self, Filter) or self is None:
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func.handler = (
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pyrogram.handlers.MessageHandler(func, self),
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group if filters is None else filters
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)
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return func
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return decorator
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