python-telegram-bot/telegram/chat.py

#!/usr/bin/env python
# pylint: disable=C0103,W0622
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015-2017
# 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/].
"""This module contains an object that represents a Telegram Chat."""

from telegram import TelegramObject, ChatPhoto


class Chat(TelegramObject):
    """This object represents a Telegram Chat.

    Attributes:
        id (int):
        type (str): Can be 'private', 'group', 'supergroup' or 'channel'
        title (str): Title, for channels and group chats
        username (str): Username, for private chats and channels if available
        first_name (str): First name of the other party in a private chat
        last_name (str): Last name of the other party in a private chat
        all_members_are_administrators (bool): True if group has 'All Members Are Administrators'
        photo (Optional[`telegram.ChatPhoto`]): Chat photo. Returned only in getChat.
        description (str): Description, for supergroups and channel chats. Returned
            only in getChat.
        invite_link (str): Chat invite link, for supergroups and channel chats. Returned
            only in getChat.

    Args:
        bot (Optional[telegram.Bot]): The Bot to use for instance methods
        **kwargs (dict): Arbitrary keyword arguments.

    """
    PRIVATE = 'private'
    GROUP = 'group'
    SUPERGROUP = 'supergroup'
    CHANNEL = 'channel'

    def __init__(self,
                 id,
                 type,
                 title=None,
                 username=None,
                 first_name=None,
                 last_name=None,
                 all_members_are_administrators=None,
                 bot=None,
                 photo=None,
                 description=None,
                 invite_link=None,
                 **kwargs):
        # Required
        self.id = int(id)
        self.type = type
        # Optionals
        self.title = title
        self.username = username
        self.first_name = first_name
        self.last_name = last_name
        self.all_members_are_administrators = all_members_are_administrators
        self.photo = photo
        self.description = description
        self.invite_link = invite_link

        self.bot = bot
        self._id_attrs = (self.id,)

    @classmethod
    def de_json(cls, data, bot):
        """
        Args:
            data (dict):
            bot (telegram.Bot):

        Returns:
            telegram.Chat:
        """
        if not data:
            return None

        data['photo'] = ChatPhoto.de_json(data.get('photo'), bot)

        return cls(bot=bot, **data)

    def send_action(self, *args, **kwargs):
        """Shortcut for ``bot.send_chat_action(update.message.chat.id, *args, **kwargs)``"""
        return self.bot.send_chat_action(self.id, *args, **kwargs)

    def leave(self, *args, **kwargs):
        """Shortcut for ``bot.leave_chat(update.message.chat.id, *args, **kwargs)``"""
        return self.bot.leave_chat(self.id, *args, **kwargs)

    def get_administrators(self, *args, **kwargs):
        """Shortcut for ``bot.get_chat_administrators(update.message.chat.id, *args, **kwargs)``"""
        return self.bot.get_chat_administrators(self.id, *args, **kwargs)

    def get_members_count(self, *args, **kwargs):
        """Shortcut for ``bot.get_chat_members_count(update.message.chat.id, *args, **kwargs)``"""
        return self.bot.get_chat_members_count(self.id, *args, **kwargs)

    def get_member(self, *args, **kwargs):
        """Shortcut for ``bot.get_chat_member(update.message.chat.id, *args, **kwargs)``"""
        return self.bot.get_chat_member(self.id, *args, **kwargs)

    def kick_member(self, *args, **kwargs):
        """Shortcut for ``bot.kick_chat_member(update.message.chat.id, *args, **kwargs)``"""
        return self.bot.kick_chat_member(self.id, *args, **kwargs)

    def unban_member(self, *args, **kwargs):
        """Shortcut for ``bot.unban_chat_member(update.message.chat.id, *args, **kwargs)``"""
        return self.bot.unban_chat_member(self.id, *args, **kwargs)