mirror of
https://github.com/python-telegram-bot/python-telegram-bot.git
synced 2024-12-22 22:45:09 +01:00
99fd4432db
Co-authored-by: Dmitry Kolomatskiy <58207913+lemontree210@users.noreply.github.com>
406 lines
16 KiB
Python
406 lines
16 KiB
Python
#!/usr/bin/env python
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#
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# A library that provides a Python interface to the Telegram Bot API
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# Copyright (C) 2015-2023
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# Leandro Toledo de Souza <devs@python-telegram-bot.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser Public License as published by
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# 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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# This program 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 Public License for more details.
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#
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# You should have received a copy of the GNU Lesser Public License
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# along with this program. If not, see [http://www.gnu.org/licenses/].
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"""This module contains an object that represents a Telegram Poll."""
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import datetime
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from typing import TYPE_CHECKING, ClassVar, Dict, List, Optional, Sequence, Tuple
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from telegram import constants
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from telegram._messageentity import MessageEntity
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from telegram._telegramobject import TelegramObject
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from telegram._user import User
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from telegram._utils import enum
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from telegram._utils.argumentparsing import parse_sequence_arg
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from telegram._utils.datetime import extract_tzinfo_from_defaults, from_timestamp
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from telegram._utils.types import JSONDict
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if TYPE_CHECKING:
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from telegram import Bot
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class PollOption(TelegramObject):
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"""
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This object contains information about one answer option in a poll.
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Objects of this class are comparable in terms of equality. Two objects of this class are
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considered equal, if their :attr:`text` and :attr:`voter_count` are equal.
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Args:
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text (:obj:`str`): Option text,
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:tg-const:`telegram.PollOption.MIN_LENGTH`-:tg-const:`telegram.PollOption.MAX_LENGTH`
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characters.
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voter_count (:obj:`int`): Number of users that voted for this option.
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Attributes:
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text (:obj:`str`): Option text,
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:tg-const:`telegram.PollOption.MIN_LENGTH`-:tg-const:`telegram.PollOption.MAX_LENGTH`
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characters.
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voter_count (:obj:`int`): Number of users that voted for this option.
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"""
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__slots__ = ("voter_count", "text")
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def __init__(self, text: str, voter_count: int, *, api_kwargs: Optional[JSONDict] = None):
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super().__init__(api_kwargs=api_kwargs)
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self.text: str = text
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self.voter_count: int = voter_count
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self._id_attrs = (self.text, self.voter_count)
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self._freeze()
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MIN_LENGTH: ClassVar[int] = constants.PollLimit.MIN_OPTION_LENGTH
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""":const:`telegram.constants.PollLimit.MIN_OPTION_LENGTH`
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.. versionadded:: 20.0
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"""
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MAX_LENGTH: ClassVar[int] = constants.PollLimit.MAX_OPTION_LENGTH
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""":const:`telegram.constants.PollLimit.MAX_OPTION_LENGTH`
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.. versionadded:: 20.0
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"""
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class PollAnswer(TelegramObject):
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"""
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This object represents an answer of a user in a non-anonymous poll.
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Objects of this class are comparable in terms of equality. Two objects of this class are
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considered equal, if their :attr:`poll_id`, :attr:`user` and :attr:`option_ids` are equal.
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Args:
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poll_id (:obj:`str`): Unique poll identifier.
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user (:class:`telegram.User`): The user, who changed the answer to the poll.
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option_ids (Sequence[:obj:`int`]): 0-based identifiers of answer options, chosen by the
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user. May be empty if the user retracted their vote.
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.. versionchanged:: 20.0
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|sequenceclassargs|
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Attributes:
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poll_id (:obj:`str`): Unique poll identifier.
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user (:class:`telegram.User`): The user, who changed the answer to the poll.
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option_ids (Tuple[:obj:`int`]): Identifiers of answer options, chosen by the user. May be
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empty if the user retracted their vote.
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.. versionchanged:: 20.0
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|tupleclassattrs|
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"""
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__slots__ = ("option_ids", "user", "poll_id")
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def __init__(
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self,
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poll_id: str,
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user: User,
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option_ids: Sequence[int],
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*,
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api_kwargs: Optional[JSONDict] = None,
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):
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super().__init__(api_kwargs=api_kwargs)
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self.poll_id: str = poll_id
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self.user: User = user
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self.option_ids: Tuple[int, ...] = parse_sequence_arg(option_ids)
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self._id_attrs = (self.poll_id, self.user, tuple(self.option_ids))
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self._freeze()
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@classmethod
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def de_json(cls, data: Optional[JSONDict], bot: "Bot") -> Optional["PollAnswer"]:
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"""See :meth:`telegram.TelegramObject.de_json`."""
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data = cls._parse_data(data)
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if not data:
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return None
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data["user"] = User.de_json(data.get("user"), bot)
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return super().de_json(data=data, bot=bot)
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class Poll(TelegramObject):
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"""
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This object contains information about a poll.
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Objects of this class are comparable in terms of equality. Two objects of this class are
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considered equal, if their :attr:`id` is equal.
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Examples:
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:any:`Poll Bot <examples.pollbot>`
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Args:
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id (:obj:`str`): Unique poll identifier.
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question (:obj:`str`): Poll question, :tg-const:`telegram.Poll.MIN_QUESTION_LENGTH`-
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:tg-const:`telegram.Poll.MAX_QUESTION_LENGTH` characters.
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options (Sequence[:class:`~telegram.PollOption`]): List of poll options.
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.. versionchanged:: 20.0
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|sequenceclassargs|
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is_closed (:obj:`bool`): :obj:`True`, if the poll is closed.
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is_anonymous (:obj:`bool`): :obj:`True`, if the poll is anonymous.
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type (:obj:`str`): Poll type, currently can be :attr:`REGULAR` or :attr:`QUIZ`.
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allows_multiple_answers (:obj:`bool`): :obj:`True`, if the poll allows multiple answers.
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correct_option_id (:obj:`int`, optional): A zero based identifier of the correct answer
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option. Available only for closed polls in the quiz mode, which were sent
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(not forwarded), by the bot or to a private chat with the bot.
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explanation (:obj:`str`, optional): Text that is shown when a user chooses an incorrect
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answer or taps on the lamp icon in a quiz-style poll,
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0-:tg-const:`telegram.Poll.MAX_EXPLANATION_LENGTH` characters.
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explanation_entities (Sequence[:class:`telegram.MessageEntity`], optional): Special
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entities like usernames, URLs, bot commands, etc. that appear in the
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:attr:`explanation`. This list is empty if the message does not contain explanation
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entities.
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.. versionchanged:: 20.0
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* This attribute is now always a (possibly empty) list and never :obj:`None`.
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* |sequenceclassargs|
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open_period (:obj:`int`, optional): Amount of time in seconds the poll will be active
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after creation.
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close_date (:obj:`datetime.datetime`, optional): Point in time (Unix timestamp) when the
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poll will be automatically closed. Converted to :obj:`datetime.datetime`.
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.. versionchanged:: 20.3
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|datetime_localization|
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Attributes:
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id (:obj:`str`): Unique poll identifier.
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question (:obj:`str`): Poll question, :tg-const:`telegram.Poll.MIN_QUESTION_LENGTH`-
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:tg-const:`telegram.Poll.MAX_QUESTION_LENGTH` characters.
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options (Tuple[:class:`~telegram.PollOption`]): List of poll options.
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.. versionchanged:: 20.0
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|tupleclassattrs|
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total_voter_count (:obj:`int`): Total number of users that voted in the poll.
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is_closed (:obj:`bool`): :obj:`True`, if the poll is closed.
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is_anonymous (:obj:`bool`): :obj:`True`, if the poll is anonymous.
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type (:obj:`str`): Poll type, currently can be :attr:`REGULAR` or :attr:`QUIZ`.
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allows_multiple_answers (:obj:`bool`): :obj:`True`, if the poll allows multiple answers.
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correct_option_id (:obj:`int`): Optional. A zero based identifier of the correct answer
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option. Available only for closed polls in the quiz mode, which were sent
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(not forwarded), by the bot or to a private chat with the bot.
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explanation (:obj:`str`): Optional. Text that is shown when a user chooses an incorrect
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answer or taps on the lamp icon in a quiz-style poll,
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0-:tg-const:`telegram.Poll.MAX_EXPLANATION_LENGTH` characters.
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explanation_entities (Tuple[:class:`telegram.MessageEntity`]): Special entities
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like usernames, URLs, bot commands, etc. that appear in the :attr:`explanation`.
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This list is empty if the message does not contain explanation entities.
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.. versionchanged:: 20.0
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|tupleclassattrs|
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.. versionchanged:: 20.0
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This attribute is now always a (possibly empty) list and never :obj:`None`.
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open_period (:obj:`int`): Optional. Amount of time in seconds the poll will be active
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after creation.
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close_date (:obj:`datetime.datetime`): Optional. Point in time when the poll will be
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automatically closed.
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.. versionchanged:: 20.3
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|datetime_localization|
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"""
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__slots__ = (
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"total_voter_count",
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"allows_multiple_answers",
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"open_period",
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"options",
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"type",
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"explanation_entities",
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"is_anonymous",
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"close_date",
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"is_closed",
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"id",
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"explanation",
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"question",
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"correct_option_id",
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)
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def __init__(
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self,
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id: str, # pylint: disable=redefined-builtin
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question: str,
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options: Sequence[PollOption],
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total_voter_count: int,
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is_closed: bool,
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is_anonymous: bool,
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type: str, # pylint: disable=redefined-builtin
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allows_multiple_answers: bool,
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correct_option_id: Optional[int] = None,
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explanation: Optional[str] = None,
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explanation_entities: Optional[Sequence[MessageEntity]] = None,
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open_period: Optional[int] = None,
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close_date: Optional[datetime.datetime] = None,
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*,
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api_kwargs: Optional[JSONDict] = None,
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):
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super().__init__(api_kwargs=api_kwargs)
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self.id: str = id # pylint: disable=invalid-name
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self.question: str = question
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self.options: Tuple[PollOption, ...] = parse_sequence_arg(options)
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self.total_voter_count: int = total_voter_count
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self.is_closed: bool = is_closed
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self.is_anonymous: bool = is_anonymous
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self.type: str = enum.get_member(constants.PollType, type, type)
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self.allows_multiple_answers: bool = allows_multiple_answers
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self.correct_option_id: Optional[int] = correct_option_id
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self.explanation: Optional[str] = explanation
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self.explanation_entities: Tuple[MessageEntity, ...] = parse_sequence_arg(
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explanation_entities
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)
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self.open_period: Optional[int] = open_period
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self.close_date: Optional[datetime.datetime] = close_date
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self._id_attrs = (self.id,)
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self._freeze()
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@classmethod
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def de_json(cls, data: Optional[JSONDict], bot: "Bot") -> Optional["Poll"]:
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"""See :meth:`telegram.TelegramObject.de_json`."""
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data = cls._parse_data(data)
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if not data:
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return None
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# Get the local timezone from the bot if it has defaults
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loc_tzinfo = extract_tzinfo_from_defaults(bot)
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data["options"] = [PollOption.de_json(option, bot) for option in data["options"]]
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data["explanation_entities"] = MessageEntity.de_list(data.get("explanation_entities"), bot)
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data["close_date"] = from_timestamp(data.get("close_date"), tzinfo=loc_tzinfo)
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return super().de_json(data=data, bot=bot)
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def parse_explanation_entity(self, entity: MessageEntity) -> str:
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"""Returns the text from a given :class:`telegram.MessageEntity`.
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Note:
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This method is present because Telegram calculates the offset and length in
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UTF-16 codepoint pairs, which some versions of Python don't handle automatically.
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(That is, you can't just slice ``Message.text`` with the offset and length.)
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Args:
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entity (:class:`telegram.MessageEntity`): The entity to extract the text from. It must
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be an entity that belongs to this message.
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Returns:
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:obj:`str`: The text of the given entity.
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Raises:
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RuntimeError: If the poll has no explanation.
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"""
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if not self.explanation:
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raise RuntimeError("This Poll has no 'explanation'.")
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entity_text = self.explanation.encode("utf-16-le")
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entity_text = entity_text[entity.offset * 2 : (entity.offset + entity.length) * 2]
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return entity_text.decode("utf-16-le")
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def parse_explanation_entities(
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self, types: Optional[List[str]] = None
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) -> Dict[MessageEntity, str]:
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"""
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Returns a :obj:`dict` that maps :class:`telegram.MessageEntity` to :obj:`str`.
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It contains entities from this polls explanation filtered by their ``type`` attribute as
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the key, and the text that each entity belongs to as the value of the :obj:`dict`.
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Note:
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This method should always be used instead of the :attr:`explanation_entities`
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attribute, since it calculates the correct substring from the message text based on
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UTF-16 codepoints. See :attr:`parse_explanation_entity` for more info.
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Args:
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types (List[:obj:`str`], optional): List of ``MessageEntity`` types as strings. If the
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``type`` attribute of an entity is contained in this list, it will be returned.
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Defaults to :attr:`telegram.MessageEntity.ALL_TYPES`.
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Returns:
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Dict[:class:`telegram.MessageEntity`, :obj:`str`]: A dictionary of entities mapped to
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the text that belongs to them, calculated based on UTF-16 codepoints.
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"""
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if types is None:
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types = MessageEntity.ALL_TYPES
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return {
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entity: self.parse_explanation_entity(entity)
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for entity in self.explanation_entities
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if entity.type in types
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}
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REGULAR: ClassVar[str] = constants.PollType.REGULAR
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""":const:`telegram.constants.PollType.REGULAR`"""
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QUIZ: ClassVar[str] = constants.PollType.QUIZ
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""":const:`telegram.constants.PollType.QUIZ`"""
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MAX_EXPLANATION_LENGTH: ClassVar[int] = constants.PollLimit.MAX_EXPLANATION_LENGTH
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""":const:`telegram.constants.PollLimit.MAX_EXPLANATION_LENGTH`
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.. versionadded:: 20.0
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"""
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MAX_EXPLANATION_LINE_FEEDS: ClassVar[int] = constants.PollLimit.MAX_EXPLANATION_LINE_FEEDS
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""":const:`telegram.constants.PollLimit.MAX_EXPLANATION_LINE_FEEDS`
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.. versionadded:: 20.0
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"""
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MIN_OPEN_PERIOD: ClassVar[int] = constants.PollLimit.MIN_OPEN_PERIOD
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""":const:`telegram.constants.PollLimit.MIN_OPEN_PERIOD`
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.. versionadded:: 20.0
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"""
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MAX_OPEN_PERIOD: ClassVar[int] = constants.PollLimit.MAX_OPEN_PERIOD
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""":const:`telegram.constants.PollLimit.MAX_OPEN_PERIOD`
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.. versionadded:: 20.0
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"""
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MIN_QUESTION_LENGTH: ClassVar[int] = constants.PollLimit.MIN_QUESTION_LENGTH
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""":const:`telegram.constants.PollLimit.MIN_QUESTION_LENGTH`
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.. versionadded:: 20.0
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"""
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MAX_QUESTION_LENGTH: ClassVar[int] = constants.PollLimit.MAX_QUESTION_LENGTH
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""":const:`telegram.constants.PollLimit.MAX_QUESTION_LENGTH`
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.. versionadded:: 20.0
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"""
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MIN_OPTION_LENGTH: ClassVar[int] = constants.PollLimit.MIN_OPTION_LENGTH
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""":const:`telegram.constants.PollLimit.MIN_OPTION_LENGTH`
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.. versionadded:: 20.0
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"""
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MAX_OPTION_LENGTH: ClassVar[int] = constants.PollLimit.MAX_OPTION_LENGTH
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""":const:`telegram.constants.PollLimit.MAX_OPTION_LENGTH`
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.. versionadded:: 20.0
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"""
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MIN_OPTION_NUMBER: ClassVar[int] = constants.PollLimit.MIN_OPTION_NUMBER
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""":const:`telegram.constants.PollLimit.MIN_OPTION_NUMBER`
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.. versionadded:: 20.0
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"""
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MAX_OPTION_NUMBER: ClassVar[int] = constants.PollLimit.MAX_OPTION_NUMBER
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""":const:`telegram.constants.PollLimit.MAX_OPTION_NUMBER`
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.. versionadded:: 20.0
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"""
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