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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) 2015-2016
# Leandro Toledo de Souza <[email protected]>
#
# 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 Message."""
import sys
from datetime import datetime
from time import mktime
from telegram import (Audio, Contact, Document, Chat, Location, PhotoSize, Sticker, TelegramObject,
User, Video, Voice, Venue, MessageEntity, Game)
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_from_chat (:class:`telegram.Chat`):
forward_from_message_id (int):
forward_date (:class:`datetime.datetime`):
reply_to_message (:class:`telegram.Message`):
edit_date (:class:`datetime.datetime`):
text (str):
audio (:class:`telegram.Audio`):
document (:class:`telegram.Document`):
game (:class:`telegram.Game`):
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_member (:class:`telegram.User`):
left_chat_member (:class:`telegram.User`):
new_chat_title (str):
new_chat_photo (List[:class:`telegram.PhotoSize`]):
delete_chat_photo (bool):
group_chat_created (bool):
supergroup_chat_created (bool):
migrate_to_chat_id (int):
migrate_from_chat_id (int):
channel_chat_created (bool):
Deprecated: 4.0
new_chat_participant (:class:`telegram.User`): Use `new_chat_member`
instead.
left_chat_participant (:class:`telegram.User`): Use `left_chat_member`
instead.
Args:
message_id (int):
from_user (:class:`telegram.User`):
date (:class:`datetime.datetime`):
chat (:class:`telegram.Chat`):
forward_from (Optional[:class:`telegram.User`]):
forward_from_chat (Optional[:class:`telegram.Chat`]):
forward_from_message_id (Optional[int]):
forward_date (Optional[:class:`datetime.datetime`]):
reply_to_message (Optional[:class:`telegram.Message`]):
edit_date (Optional[:class:`datetime.datetime`]):
text (Optional[str]):
audio (Optional[:class:`telegram.Audio`]):
document (Optional[:class:`telegram.Document`]):
game (Optional[:class:`telegram.Game`]):
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_member (Optional[:class:`telegram.User`]):
left_chat_member (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]):
supergroup_chat_created (Optional[bool]):
migrate_to_chat_id (Optional[int]):
migrate_from_chat_id (Optional[int]):
channel_chat_created (Optional[bool]):
bot (Optional[Bot]): The Bot to use for instance methods
"""
def __init__(self,
message_id,
from_user,
date,
chat,
forward_from=None,
forward_from_chat=None,
forward_date=None,
reply_to_message=None,
edit_date=None,
text='',
entities=None,
audio=None,
document=None,
photo=None,
sticker=None,
video=None,
voice=None,
caption='',
contact=None,
location=None,
venue=None,
new_chat_member=None,
left_chat_member=None,
new_chat_title='',
new_chat_photo=None,
delete_chat_photo=False,
group_chat_created=False,
supergroup_chat_created=False,
migrate_to_chat_id=0,
migrate_from_chat_id=0,
channel_chat_created=False,
pinned_message=None,
forward_from_message_id=None,
bot=None,
**kwargs):
# Required
self.message_id = int(message_id)
self.from_user = from_user
self.date = date
self.chat = chat
# Optionals
self.forward_from = forward_from
self.forward_from_chat = forward_from_chat
self.forward_date = forward_date
self.reply_to_message = reply_to_message
self.edit_date = edit_date
self.text = text
self.entities = entities or list()
self.audio = audio
self.game = kwargs.get('game')
self.document = document
self.photo = photo
self.sticker = sticker
self.video = video
self.voice = voice
self.caption = caption
self.contact = contact
self.location = location
self.venue = venue
self.new_chat_member = new_chat_member
self.left_chat_member = left_chat_member
self.new_chat_title = new_chat_title
self.new_chat_photo = new_chat_photo
self.delete_chat_photo = bool(delete_chat_photo)
self.group_chat_created = bool(group_chat_created)
self.supergroup_chat_created = bool(supergroup_chat_created)
self.migrate_to_chat_id = int(migrate_to_chat_id)
self.migrate_from_chat_id = int(migrate_from_chat_id)
self.channel_chat_created = bool(channel_chat_created)
self.pinned_message = pinned_message
self.forward_from_message_id = forward_from_message_id
self.bot = bot
@property
def chat_id(self):
"""int: Short for :attr:`Message.chat.id`"""
return self.chat.id
@staticmethod
def de_json(data, bot):
"""
Args:
data (dict):
bot (telegram.Bot):
Returns:
telegram.Message:
"""
if not data:
return None
data = super(Message, Message).de_json(data, bot)
data['from_user'] = User.de_json(data.get('from'), bot)
data['date'] = datetime.fromtimestamp(data['date'])
data['chat'] = Chat.de_json(data.get('chat'), bot)
data['entities'] = MessageEntity.de_list(data.get('entities'), bot)
data['forward_from'] = User.de_json(data.get('forward_from'), bot)
data['forward_from_chat'] = Chat.de_json(data.get('forward_from_chat'), bot)
data['forward_date'] = Message._fromtimestamp(data.get('forward_date'))
data['reply_to_message'] = Message.de_json(data.get('reply_to_message'), bot)
data['edit_date'] = Message._fromtimestamp(data.get('edit_date'))
data['audio'] = Audio.de_json(data.get('audio'), bot)
data['document'] = Document.de_json(data.get('document'), bot)
data['game'] = Game.de_json(data.get('game'), bot)
data['photo'] = PhotoSize.de_list(data.get('photo'), bot)
data['sticker'] = Sticker.de_json(data.get('sticker'), bot)
data['video'] = Video.de_json(data.get('video'), bot)
data['voice'] = Voice.de_json(data.get('voice'), bot)
data['contact'] = Contact.de_json(data.get('contact'), bot)
data['location'] = Location.de_json(data.get('location'), bot)
data['venue'] = Venue.de_json(data.get('venue'), bot)
data['new_chat_member'] = User.de_json(data.get('new_chat_member'), bot)
data['left_chat_member'] = User.de_json(data.get('left_chat_member'), bot)
data['new_chat_photo'] = PhotoSize.de_list(data.get('new_chat_photo'), bot)
data['pinned_message'] = Message.de_json(data.get('pinned_message'), bot)
return Message(bot=bot, **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.edit_date:
data['edit_date'] = self._totimestamp(self.edit_date)
if self.photo:
data['photo'] = [p.to_dict() for p in self.photo]
if self.entities:
data['entities'] = [e.to_dict() for e in self.entities]
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()))
def _quote(self, kwargs):
"""Modify kwargs for replying with or without quoting"""
if 'reply_to_message_id' in kwargs:
if 'quote' in kwargs:
del kwargs['quote']
elif 'quote' in kwargs:
if kwargs['quote']:
kwargs['reply_to_message_id'] = self.message_id
del kwargs['quote']
else:
if self.chat.type != Chat.PRIVATE:
kwargs['reply_to_message_id'] = self.message_id
def reply_text(self, *args, **kwargs):
"""
Shortcut for ``bot.sendMessage(update.message.chat_id, *args, **kwargs)``
Keyword Args:
quote (Optional[bool]): If set to ``True``, the message is sent as an actual reply to
this message. If ``reply_to_message_id`` is passed in ``kwargs``, this parameter
will be ignored. Default: ``True`` in group chats and ``False`` in private chats.
"""
self._quote(kwargs)
return self.bot.sendMessage(self.chat_id, *args, **kwargs)
def reply_photo(self, *args, **kwargs):
"""
Shortcut for ``bot.sendPhoto(update.message.chat_id, *args, **kwargs)``
Keyword Args:
quote (Optional[bool]): If set to ``True``, the photo is sent as an actual reply to
this message. If ``reply_to_message_id`` is passed in ``kwargs``, this parameter
will be ignored. Default: ``True`` in group chats and ``False`` in private chats.
Returns:
:class:`telegram.Message`: On success, instance representing the message posted.
"""
self._quote(kwargs)
return self.bot.sendPhoto(self.chat_id, *args, **kwargs)
def reply_audio(self, *args, **kwargs):
"""
Shortcut for ``bot.sendAudio(update.message.chat_id, *args, **kwargs)``
Keyword Args:
quote (Optional[bool]): If set to ``True``, the audio is sent as an actual reply to
this message. If ``reply_to_message_id`` is passed in ``kwargs``, this parameter
will be ignored. Default: ``True`` in group chats and ``False`` in private chats.
Returns:
:class:`telegram.Message`: On success, instance representing the message posted.
"""
self._quote(kwargs)
return self.bot.sendAudio(self.chat_id, *args, **kwargs)
def reply_document(self, *args, **kwargs):
"""
Shortcut for ``bot.sendDocument(update.message.chat_id, *args, **kwargs)``
Keyword Args:
quote (Optional[bool]): If set to ``True``, the document is sent as an actual reply to
this message. If ``reply_to_message_id`` is passed in ``kwargs``, this parameter
will be ignored. Default: ``True`` in group chats and ``False`` in private chats.
Returns:
:class:`telegram.Message`: On success, instance representing the message posted.
"""
self._quote(kwargs)
return self.bot.sendDocument(self.chat_id, *args, **kwargs)
def reply_sticker(self, *args, **kwargs):
"""
Shortcut for ``bot.sendSticker(update.message.chat_id, *args, **kwargs)``
Keyword Args:
quote (Optional[bool]): If set to ``True``, the sticker is sent as an actual reply to
this message. If ``reply_to_message_id`` is passed in ``kwargs``, this parameter
will be ignored. Default: ``True`` in group chats and ``False`` in private chats.
Returns:
:class:`telegram.Message`: On success, instance representing the message posted.
"""
self._quote(kwargs)
return self.bot.sendSticker(self.chat_id, *args, **kwargs)
def reply_video(self, *args, **kwargs):
"""
Shortcut for ``bot.sendVideo(update.message.chat_id, *args, **kwargs)``
Keyword Args:
quote (Optional[bool]): If set to ``True``, the video is sent as an actual reply to
this message. If ``reply_to_message_id`` is passed in ``kwargs``, this parameter
will be ignored. Default: ``True`` in group chats and ``False`` in private chats.
Returns:
:class:`telegram.Message`: On success, instance representing the message posted.
"""
self._quote(kwargs)
return self.bot.sendVideo(self.chat_id, *args, **kwargs)
def reply_voice(self, *args, **kwargs):
"""
Shortcut for ``bot.sendVoice(update.message.chat_id, *args, **kwargs)``
Keyword Args:
quote (Optional[bool]): If set to ``True``, the voice is sent as an actual reply to
this message. If ``reply_to_message_id`` is passed in ``kwargs``, this parameter
will be ignored. Default: ``True`` in group chats and ``False`` in private chats.
Returns:
:class:`telegram.Message`: On success, instance representing the message posted.
"""
self._quote(kwargs)
return self.bot.sendVoice(self.chat_id, *args, **kwargs)
def reply_location(self, *args, **kwargs):
"""
Shortcut for ``bot.sendLocation(update.message.chat_id, *args, **kwargs)``
Keyword Args:
quote (Optional[bool]): If set to ``True``, the location is sent as an actual reply to
this message. If ``reply_to_message_id`` is passed in ``kwargs``, this parameter
will be ignored. Default: ``True`` in group chats and ``False`` in private chats.
Returns:
:class:`telegram.Message`: On success, instance representing the message posted.
"""
self._quote(kwargs)
return self.bot.sendLocation(self.chat_id, *args, **kwargs)
def reply_venue(self, *args, **kwargs):
"""
Shortcut for ``bot.sendVenue(update.message.chat_id, *args, **kwargs)``
Keyword Args:
quote (Optional[bool]): If set to ``True``, the venue is sent as an actual reply to
this message. If ``reply_to_message_id`` is passed in ``kwargs``, this parameter
will be ignored. Default: ``True`` in group chats and ``False`` in private chats.
Returns:
:class:`telegram.Message`: On success, instance representing the message posted.
"""
self._quote(kwargs)
return self.bot.sendVenue(self.chat_id, *args, **kwargs)
def reply_contact(self, *args, **kwargs):
"""
Shortcut for ``bot.sendContact(update.message.chat_id, *args, **kwargs)``
Keyword Args:
quote (Optional[bool]): If set to ``True``, the contact is sent as an actual reply to
this message. If ``reply_to_message_id`` is passed in ``kwargs``, this parameter
will be ignored. Default: ``True`` in group chats and ``False`` in private chats.
Returns:
:class:`telegram.Message`: On success, instance representing the message posted.
"""
self._quote(kwargs)
return self.bot.sendContact(self.chat_id, *args, **kwargs)
def forward(self, chat_id, disable_notification=False):
"""Shortcut for
>>> bot.forwardMessage(chat_id=chat_id,
... from_chat_id=update.message.chat_id,
... disable_notification=disable_notification,
... message_id=update.message.message_id)
Returns:
:class:`telegram.Message`: On success, instance representing the message forwarded.
"""
return self.bot.forwardMessage(
chat_id=chat_id,
from_chat_id=self.chat_id,
disable_notification=disable_notification,
message_id=self.message_id)
def edit_text(self, *args, **kwargs):
"""
Shortcut for
>>> bot.editMessageText(chat_id=message.chat_id,
... message_id=message.message_id,
... *args, **kwargs)
Note:
You can only edit messages that the bot sent itself,
therefore this method can only be used on the
return value of the ``bot.send_*`` family of methods.
"""
return self.bot.edit_message_text(
chat_id=self.chat_id, message_id=self.message_id, *args, **kwargs)
def edit_caption(self, *args, **kwargs):
"""
Shortcut for
>>> bot.editMessageCaption(chat_id=message.chat_id,
... message_id=message.message_id,
... *args, **kwargs)
Note:
You can only edit messages that the bot sent itself,
therefore this method can only be used on the
return value of the ``bot.send_*`` family of methods.
"""
return self.bot.edit_message_caption(
chat_id=self.chat_id, message_id=self.message_id, *args, **kwargs)
def edit_reply_markup(self, *args, **kwargs):
"""
Shortcut for
>>> bot.editReplyMarkup(chat_id=message.chat_id,
... message_id=message.message_id,
... *args, **kwargs)
Note:
You can only edit messages that the bot sent itself,
therefore this method can only be used on the
return value of the ``bot.send_*`` family of methods.
"""
return self.bot.edit_message_reply_markup(
chat_id=self.chat_id, message_id=self.message_id, *args, **kwargs)
def parse_entity(self, entity):
"""
Returns the text from a given :class:`telegram.MessageEntity`.
Note:
This method is present because Telegram calculates the offset and length in
UTF-16 codepoint pairs, which some versions of Python don't handle automatically.
(That is, you can't just slice ``Message.text`` with the offset and length.)
Args:
entity (telegram.MessageEntity): The entity to extract the text from. It must be an
entity that belongs to this message.
Returns:
str: The text of the given entity
"""
# Is it a narrow build, if so we don't need to convert
if sys.maxunicode == 0xffff:
return self.text[entity.offset:entity.offset + entity.length]
else:
entity_text = self.text.encode('utf-16-le')
entity_text = entity_text[entity.offset * 2:(entity.offset + entity.length) * 2]
return entity_text.decode('utf-16-le')
def parse_entities(self, types=None):
"""
Returns a ``dict`` that maps :class:`telegram.MessageEntity` to ``str``.
It contains entities from this message filtered by their ``type`` attribute as the key, and
the text that each entity belongs to as the value of the ``dict``.
Note:
This method should always be used instead of the ``entities`` attribute, since it
calculates the correct substring from the message text based on UTF-16 codepoints.
See ``get_entity_text`` for more info.
Args:
types (Optional[list]): List of ``telegram.MessageEntity`` types as strings. If the
``type`` attribute of an entity is contained in this list, it will be returned.
Defaults to a list of all types. All types can be found as constants in
:class:`telegram.MessageEntity`.
Returns:
dict[:class:`telegram.MessageEntity`, ``str``]: A dictionary of entities mapped to the
text that belongs to them, calculated based on UTF-16 codepoints.
"""
if types is None:
types = MessageEntity.ALL_TYPES
return {
entity: self.parse_entity(entity)
for entity in self.entities if entity.type in types
}