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message.py
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#!/usr/bin/env python
# pylint: disable=R0902,R0912,R0913
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015 Leandro Toledo de Souza <leandrotoeldodesouza@gmail.com>
#
# 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 a object that represents a Telegram Message"""
from datetime import datetime
from time import mktime
from telegram import (Audio, Contact, Document, GroupChat, Location, PhotoSize,
Sticker, TelegramObject, User, Video, Voice)
class Message(TelegramObject):
"""This object represents a Telegram Message.
Note:
* In Python `from` is a reserved word, use `from_user` instead.
Attributes:
message_id (int):
from_user (:class:`telegram.User`):
date (:class:`datetime.datetime`):
forward_from (:class:`telegram.User`):
forward_date (:class:`datetime.datetime`):
reply_to_message (:class:`telegram.Message`):
text (str):
audio (:class:`telegram.Audio`):
document (:class:`telegram.Document`):
photo (List[:class:`telegram.PhotoSize`]):
sticker (:class:`telegram.Sticker`):
video (:class:`telegram.Video`):
voice (:class:`telegram.Voice`):
caption (str):
contact (:class:`telegram.Contact`):
location (:class:`telegram.Location`):
new_chat_participant (:class:`telegram.User`):
left_chat_participant (:class:`telegram.User`):
new_chat_title (str):
new_chat_photo (List[:class:`telegram.PhotoSize`]):
delete_chat_photo (bool):
group_chat_created (bool):
Args:
message_id (int):
from_user (:class:`telegram.User`):
date (:class:`datetime.datetime`):
chat (:class:`telegram.User` or :class:`telegram.GroupChat`):
**kwargs: Arbitrary keyword arguments.
Keyword Args:
forward_from (Optional[:class:`telegram.User`]):
forward_date (Optional[:class:`datetime.datetime`]):
reply_to_message (Optional[:class:`telegram.Message`]):
text (Optional[str]):
audio (Optional[:class:`telegram.Audio`]):
document (Optional[:class:`telegram.Document`]):
photo (Optional[List[:class:`telegram.PhotoSize`]]):
sticker (Optional[:class:`telegram.Sticker`]):
video (Optional[:class:`telegram.Video`]):
voice (Optional[:class:`telegram.Voice`]):
caption (Optional[str]):
contact (Optional[:class:`telegram.Contact`]):
location (Optional[:class:`telegram.Location`]):
new_chat_participant (Optional[:class:`telegram.User`]):
left_chat_participant (Optional[:class:`telegram.User`]):
new_chat_title (Optional[str]):
new_chat_photo (Optional[List[:class:`telegram.PhotoSize`]):
delete_chat_photo (Optional[bool]):
group_chat_created (Optional[bool]):
"""
def __init__(self,
message_id,
from_user,
date,
chat,
**kwargs):
# Required
self.message_id = int(message_id)
self.from_user = from_user
self.date = date
self.chat = chat
# Optionals
self.forward_from = kwargs.get('forward_from')
self.forward_date = kwargs.get('forward_date')
self.reply_to_message = kwargs.get('reply_to_message')
self.text = kwargs.get('text', '')
self.audio = kwargs.get('audio')
self.document = kwargs.get('document')
self.photo = kwargs.get('photo')
self.sticker = kwargs.get('sticker')
self.video = kwargs.get('video')
self.voice = kwargs.get('voice')
self.caption = kwargs.get('caption', '')
self.contact = kwargs.get('contact')
self.location = kwargs.get('location')
self.new_chat_participant = kwargs.get('new_chat_participant')
self.left_chat_participant = kwargs.get('left_chat_participant')
self.new_chat_title = kwargs.get('new_chat_title', '')
self.new_chat_photo = kwargs.get('new_chat_photo')
self.delete_chat_photo = bool(kwargs.get('delete_chat_photo', False))
self.group_chat_created = bool(kwargs.get('group_chat_created', False))
@property
def chat_id(self):
"""int: Short for :attr:`Message.chat.id`"""
return self.chat.id
@staticmethod
def de_json(data):
"""
Args:
data (str):
Returns:
telegram.Message:
"""
if not data:
return None
data['from_user'] = User.de_json(data.get('from'))
data['date'] = datetime.fromtimestamp(data['date'])
if 'first_name' in data.get('chat', ''):
data['chat'] = User.de_json(data.get('chat'))
elif 'title' in data.get('chat', ''):
data['chat'] = GroupChat.de_json(data.get('chat'))
data['forward_from'] = \
User.de_json(data.get('forward_from'))
data['forward_date'] = \
Message._fromtimestamp(data.get('forward_date'))
data['reply_to_message'] = \
Message.de_json(data.get('reply_to_message'))
data['audio'] = \
Audio.de_json(data.get('audio'))
data['document'] = \
Document.de_json(data.get('document'))
data['photo'] = \
PhotoSize.de_list(data.get('photo'))
data['sticker'] = \
Sticker.de_json(data.get('sticker'))
data['video'] = \
Video.de_json(data.get('video'))
data['voice'] = \
Voice.de_json(data.get('voice'))
data['contact'] = \
Contact.de_json(data.get('contact'))
data['location'] = \
Location.de_json(data.get('location'))
data['new_chat_participant'] = \
User.de_json(data.get('new_chat_participant'))
data['left_chat_participant'] = \
User.de_json(data.get('left_chat_participant'))
data['new_chat_photo'] = \
PhotoSize.de_list(data.get('new_chat_photo'))
return Message(**data)
def __getitem__(self, item):
if item in self.__dict__.keys():
return self.__dict__[item]
elif item == 'chat_id':
return self.chat.id
def to_dict(self):
"""
Returns:
dict:
"""
data = super(Message, self).to_dict()
# Required
data['from'] = data.pop('from_user', None)
data['date'] = self._totimestamp(self.date)
# Optionals
if self.forward_date:
data['forward_date'] = self._totimestamp(self.forward_date)
if self.photo:
data['photo'] = [p.to_dict() for p in self.photo]
if self.new_chat_photo:
data['new_chat_photo'] = [p.to_dict() for p in self.new_chat_photo]
return data
@staticmethod
def _fromtimestamp(unixtime):
"""
Args:
unixtime (int):
Returns:
datetime.datetime:
"""
if not unixtime:
return None
return datetime.fromtimestamp(unixtime)
@staticmethod
def _totimestamp(dt_obj):
"""
Args:
dt_obj (:class:`datetime.datetime`):
Returns:
int:
"""
if not dt_obj:
return None
try:
# Python 3.3+
return int(dt_obj.timestamp())
except AttributeError:
# Python 3 (< 3.3) and Python 2
return int(mktime(dt_obj.timetuple()))