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sticker.py
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# Hydrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017-2023 Dan <https://github.com/delivrance>
# Copyright (C) 2023-present Hydrogram <https://hydrogram.org>
#
# This file is part of Hydrogram.
#
# Hydrogram is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Hydrogram 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 General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Hydrogram. If not, see <http://www.gnu.org/licenses/>.
from __future__ import annotations
from typing import TYPE_CHECKING, ClassVar
import hydrogram
from hydrogram import raw, types, utils
from hydrogram.errors import StickersetInvalid
from hydrogram.file_id import FileId, FileType, FileUniqueId, FileUniqueType
from hydrogram.types.object import Object
if TYPE_CHECKING:
from datetime import datetime
class Sticker(Object):
"""A sticker.
Parameters:
file_id (``str``):
Identifier for this file, which can be used to download or reuse the file.
file_unique_id (``str``):
Unique identifier for this file, which is supposed to be the same over time and for different accounts.
Can't be used to download or reuse the file.
width (``int``):
Sticker width.
height (``int``):
Sticker height.
is_animated (``bool``):
True, if the sticker is animated
is_video (``bool``):
True, if the sticker is a video sticker
file_name (``str``, *optional*):
Sticker file name.
mime_type (``str``, *optional*):
MIME type of the file as defined by sender.
file_size (``int``, *optional*):
File size.
date (:py:obj:`~datetime.datetime`, *optional*):
Date the sticker was sent.
emoji (``str``, *optional*):
Emoji associated with the sticker.
set_name (``str``, *optional*):
Name of the sticker set to which the sticker belongs.
thumbs (List of :obj:`~hydrogram.types.Thumbnail`, *optional*):
Sticker thumbnails in the .webp or .jpg format.
"""
# TODO: Add mask position
def __init__(
self,
*,
client: hydrogram.Client = None,
file_id: str,
file_unique_id: str,
width: int,
height: int,
is_animated: bool,
is_video: bool,
file_name: str | None = None,
mime_type: str | None = None,
file_size: int | None = None,
date: datetime | None = None,
emoji: str | None = None,
set_name: str | None = None,
thumbs: list[types.Thumbnail] | None = None,
):
super().__init__(client)
self.file_id = file_id
self.file_unique_id = file_unique_id
self.file_name = file_name
self.mime_type = mime_type
self.file_size = file_size
self.date = date
self.width = width
self.height = height
self.is_animated = is_animated
self.is_video = is_video
self.emoji = emoji
self.set_name = set_name
self.thumbs = thumbs
# self.mask_position = mask_position
cache: ClassVar = {}
@staticmethod
async def _get_sticker_set_name(invoke, input_sticker_set_id):
try:
set_id = input_sticker_set_id[0]
set_access_hash = input_sticker_set_id[1]
name = Sticker.cache.get((set_id, set_access_hash), None)
if name is not None:
return name
name = (
await invoke(
raw.functions.messages.GetStickerSet(
stickerset=raw.types.InputStickerSetID(
id=set_id, access_hash=set_access_hash
),
hash=0,
)
)
).set.short_name
Sticker.cache[set_id, set_access_hash] = name
if len(Sticker.cache) > 250:
for _ in range(50):
Sticker.cache.pop(next(iter(Sticker.cache)))
return name
except StickersetInvalid:
return None
@staticmethod
async def _parse(
client,
sticker: raw.types.Document,
document_attributes: dict[type[raw.base.DocumentAttribute], raw.base.DocumentAttribute],
) -> Sticker:
sticker_attributes = (
document_attributes.get(raw.types.DocumentAttributeSticker)
or document_attributes[raw.types.DocumentAttributeCustomEmoji]
)
image_size_attributes = document_attributes.get(raw.types.DocumentAttributeImageSize)
file_name = getattr(
document_attributes.get(raw.types.DocumentAttributeFilename),
"file_name",
None,
)
video_attributes = document_attributes.get(raw.types.DocumentAttributeVideo)
sticker_set = sticker_attributes.stickerset
if isinstance(sticker_set, raw.types.InputStickerSetID):
input_sticker_set_id = (sticker_set.id, sticker_set.access_hash)
set_name = await Sticker._get_sticker_set_name(client.invoke, input_sticker_set_id)
else:
set_name = None
return Sticker(
file_id=FileId(
file_type=FileType.STICKER,
dc_id=sticker.dc_id,
media_id=sticker.id,
access_hash=sticker.access_hash,
file_reference=sticker.file_reference,
).encode(),
file_unique_id=FileUniqueId(
file_unique_type=FileUniqueType.DOCUMENT, media_id=sticker.id
).encode(),
width=(
image_size_attributes.w
if image_size_attributes
else video_attributes.w
if video_attributes
else 512
),
height=(
image_size_attributes.h
if image_size_attributes
else video_attributes.h
if video_attributes
else 512
),
is_animated=sticker.mime_type == "application/x-tgsticker",
is_video=sticker.mime_type == "video/webm",
# TODO: mask_position
set_name=set_name,
emoji=sticker_attributes.alt or None,
file_size=sticker.size,
mime_type=sticker.mime_type,
file_name=file_name,
date=utils.timestamp_to_datetime(sticker.date),
thumbs=types.Thumbnail._parse(client, sticker),
client=client,
)