mautrix-telegram/mautrix_telegram/formatter/from_matrix/telegram_message.py

123 lines
3.7 KiB
Python

# mautrix-telegram - A Matrix-Telegram puppeting bridge
# Copyright (C) 2021 Tulir Asokan
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
from __future__ import annotations
from typing import Any, Type
from enum import Enum
from telethon.tl.types import (
InputMessageEntityMentionName as InputMentionName,
MessageEntityBlockquote as Blockquote,
MessageEntityBold as Bold,
MessageEntityBotCommand as Command,
MessageEntityCode as Code,
MessageEntityEmail as Email,
MessageEntityItalic as Italic,
MessageEntityMention as Mention,
MessageEntityMentionName as MentionName,
MessageEntityPre as Pre,
MessageEntitySpoiler as Spoiler,
MessageEntityStrike as Strike,
MessageEntityTextUrl as TextURL,
MessageEntityUnderline as Underline,
MessageEntityUrl as URL,
TypeMessageEntity,
)
from mautrix.util.formatter import EntityString, SemiAbstractEntity
class TelegramEntityType(Enum):
"""EntityType is a Matrix formatting entity type."""
BOLD = Bold
ITALIC = Italic
STRIKETHROUGH = Strike
UNDERLINE = Underline
URL = URL
INLINE_URL = TextURL
EMAIL = Email
PREFORMATTED = Pre
INLINE_CODE = Code
BLOCKQUOTE = Blockquote
MENTION = Mention
MENTION_NAME = InputMentionName
COMMAND = Command
SPOILER = Spoiler
USER_MENTION = 1
ROOM_MENTION = 2
HEADER = 3
class TelegramEntity(SemiAbstractEntity):
internal: TypeMessageEntity
def __init__(
self,
type: TelegramEntityType | Type[TypeMessageEntity],
offset: int,
length: int,
extra_info: dict[str, Any],
) -> None:
if isinstance(type, TelegramEntityType):
if isinstance(type.value, int):
raise ValueError(f"Can't create Entity with non-Telegram EntityType {type}")
type = type.value
self.internal = type(offset=offset, length=length, **extra_info)
def copy(self) -> TelegramEntity:
extra_info = {}
if isinstance(self.internal, Pre):
extra_info["language"] = self.internal.language
elif isinstance(self.internal, TextURL):
extra_info["url"] = self.internal.url
elif isinstance(self.internal, (MentionName, InputMentionName)):
extra_info["user_id"] = self.internal.user_id
return TelegramEntity(
type(self.internal),
offset=self.internal.offset,
length=self.internal.length,
extra_info=extra_info,
)
def __repr__(self) -> str:
return str(self.internal)
@property
def offset(self) -> int:
return self.internal.offset
@offset.setter
def offset(self, value: int) -> None:
self.internal.offset = value
@property
def length(self) -> int:
return self.internal.length
@length.setter
def length(self, value: int) -> None:
self.internal.length = value
class TelegramMessage(EntityString[TelegramEntity, TelegramEntityType]):
entity_class = TelegramEntity
@property
def telegram_entities(self) -> list[TypeMessageEntity]:
return [entity.internal for entity in self.entities]