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103 lines
4.4 KiB
Python
103 lines
4.4 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) 2015-2024
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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 the LinkPreviewOptions class."""
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from typing import Optional
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from telegram._telegramobject import TelegramObject
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from telegram._utils.defaultvalue import DEFAULT_NONE
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from telegram._utils.types import JSONDict, ODVInput
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class LinkPreviewOptions(TelegramObject):
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"""
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Describes the options used for link preview generation.
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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:`is_disabled`, :attr:`url`, :attr:`prefer_small_media`,
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:attr:`prefer_large_media`, and :attr:`show_above_text` are equal.
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.. versionadded:: 20.8
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Args:
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is_disabled (:obj:`bool`, optional): :obj:`True`, if the link preview is disabled.
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url (:obj:`str`, optional): The URL to use for the link preview. If empty, then the first
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URL found in the message text will be used.
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prefer_small_media (:obj:`bool`, optional): :obj:`True`, if the media in the link preview
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is supposed to be shrunk; ignored if the URL isn't explicitly specified or media size
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change isn't supported for the preview.
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prefer_large_media (:obj:`bool`, optional): :obj:`True`, if the media in the link preview
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is supposed to be enlarged; ignored if the URL isn't explicitly specified or media
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size change isn't supported for the preview.
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show_above_text (:obj:`bool`, optional): :obj:`True`, if the link preview must be shown
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above the message text; otherwise, the link preview will be shown below the message
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text.
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Attributes:
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is_disabled (:obj:`bool`): Optional. :obj:`True`, if the link preview is disabled.
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url (:obj:`str`): Optional. The URL to use for the link preview. If empty, then the first
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URL found in the message text will be used.
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prefer_small_media (:obj:`bool`): Optional. :obj:`True`, if the media in the link preview
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is supposed to be shrunk; ignored if the URL isn't explicitly specified or media size
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change isn't supported for the preview.
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prefer_large_media (:obj:`bool`): Optional. :obj:`True`, if the media in the link preview
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is supposed to be enlarged; ignored if the URL isn't explicitly specified or media size
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change isn't supported for the preview.
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show_above_text (:obj:`bool`): Optional. :obj:`True`, if the link preview must be shown
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above the message text; otherwise, the link preview will be shown below the message
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text.
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"""
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__slots__ = (
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"is_disabled",
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"prefer_large_media",
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"prefer_small_media",
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"show_above_text",
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"url",
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)
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def __init__(
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self,
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is_disabled: ODVInput[bool] = DEFAULT_NONE,
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url: ODVInput[str] = DEFAULT_NONE,
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prefer_small_media: ODVInput[bool] = DEFAULT_NONE,
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prefer_large_media: ODVInput[bool] = DEFAULT_NONE,
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show_above_text: ODVInput[bool] = DEFAULT_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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# Optionals
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self.is_disabled: ODVInput[bool] = is_disabled
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self.url: ODVInput[str] = url
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self.prefer_small_media: ODVInput[bool] = prefer_small_media
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self.prefer_large_media: ODVInput[bool] = prefer_large_media
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self.show_above_text: ODVInput[bool] = show_above_text
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self._id_attrs = (
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self.is_disabled,
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self.url,
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self.prefer_small_media,
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self.prefer_large_media,
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self.show_above_text,
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)
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self._freeze()
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