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78 lines (66 loc) · 2.9 KB
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#!/usr/bin/env python
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015-2018
# Leandro Toledo de Souza <devs@python-telegram-bot.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 Public License for more details.
#
# You should have received a copy of the GNU Lesser Public License
# along with this program. If not, see [http://www.gnu.org/licenses/].
from telegram.flow.action import Action
from telegram.ext.commandhandler import CommandHandler
from telegram.ext.handler import Handler
from telegram.flow.inlineactionhandler import InlineActionHandler
from telegram.flow.replyactionhandler import ReplyActionHandler
class ActionHandler(Handler):
def __init__(self,
action,
callback,
filters=None,
pass_update_queue=False,
pass_job_queue=False,
pass_user_data=False,
pass_chat_data=False):
super(ActionHandler, self).__init__(
callback,
pass_update_queue=pass_update_queue,
pass_job_queue=pass_job_queue,
pass_user_data=pass_user_data,
pass_chat_data=pass_chat_data)
self.action = action
self.filters = filters
self.sub_handlers = []
# Button handlers are always possible just by providing an ID
if action.buttons:
self.sub_handlers.append(ReplyActionHandler(action.id, callback))
if action.inline_buttons:
self.sub_handlers.append(InlineActionHandler(action.id, callback))
if isinstance(action, Action):
# Advanced handlers only work with dedicated `Action` objects
if action.commands:
self.sub_handlers.append(
CommandHandler(action.commands, callback)
)
def check_update(self, update, dispatcher):
"""Determines whether an update should be passed to this handlers :attr:`callback`.
Args:
update (:class:`telegram.Update`): Incoming telegram update.
Returns:
:obj:`bool`
"""
for handler in self.sub_handlers:
res = handler.check_update(update, dispatcher)
if res is not None and res is not False:
return res, handler
def collect_additional_context(self, context, update, dispatcher, check_result):
check_result, handler = check_result
handler.collect_additional_context(context, update, dispatcher, check_result)