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matrix-appservice-kakaotalk/matrix_appservice_kakaotalk/portal.py

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# matrix-appservice-kakaotalk - A Matrix-KakaoTalk puppeting bridge.
# Copyright (C) 2022 Tulir Asokan, Andrew Ferrazzutti
#
# 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 (
TYPE_CHECKING,
Any,
AsyncGenerator,
Awaitable,
Callable,
NamedTuple,
Pattern,
cast,
)
from io import BytesIO
from mimetypes import guess_extension
import asyncio
import re
import time
from mautrix.appservice import IntentAPI
from mautrix.bridge import BasePortal, NotificationDisabler, async_getter_lock
from mautrix.errors import MatrixError, MForbidden, MNotFound, SessionNotFound
from mautrix.types import (
AudioInfo,
ContentURI,
EncryptedFile,
EventID,
EventType,
FileInfo,
ImageInfo,
JoinRule,
JoinRulesStateEventContent,
LocationMessageEventContent,
MediaInfo,
MediaMessageEventContent,
Membership,
MessageEventContent,
MessageType,
PowerLevelStateEventContent,
RoomAvatarStateEventContent,
RoomNameStateEventContent,
RoomTopicStateEventContent,
RelationType,
RoomID,
StateEvent,
StateEventContent,
TextMessageEventContent,
UserID,
VideoInfo,
)
from mautrix.util import ffmpeg, magic
from mautrix.util.message_send_checkpoint import MessageSendCheckpointStatus
from mautrix.util.simple_lock import SimpleLock
from . import matrix as m, puppet as p, user as u
from .config import Config
from .db import (
Message as DBMessage,
Portal as DBPortal,
)
from .formatter import kakaotalk_to_matrix, matrix_to_kakaotalk
from .kt.types.bson import Long
from .kt.types.channel.channel_info import ChannelInfo
from .kt.types.channel.channel_type import KnownChannelType, ChannelType
from .kt.types.chat import Chatlog, ChatType, KnownChatType
from .kt.types.chat.attachment import (
Attachment,
AudioAttachment,
FileAttachment,
MediaAttachment,
MultiPhotoAttachment,
PhotoAttachment,
ReplyAttachment,
VideoAttachment,
)
from .kt.types.openlink.open_link_type import OpenChannelUserPerm
from .kt.types.user.channel_user_info import OpenChannelUserInfo
from .kt.client.types import (
UserInfoUnion,
PortalChannelInfo,
PortalChannelParticipantInfo,
ChannelProps,
TO_MSGTYPE_MAP,
FROM_PERM_MAP,
TO_PERM_MAP,
)
from .kt.client.errors import CommandException
if TYPE_CHECKING:
from .__main__ import KakaoTalkBridge
try:
from PIL import Image
except ImportError:
Image = None
try:
from mautrix.crypto.attachments import decrypt_attachment, encrypt_attachment
except ImportError:
decrypt_attachment = encrypt_attachment = None
geo_uri_regex: Pattern = re.compile(r"^geo:(-?\d+.\d+),(-?\d+.\d+)$")
class FakeLock:
async def __aenter__(self) -> None:
pass
async def __aexit__(self, exc_type, exc, tb) -> None:
pass
class StateEventHandler(NamedTuple):
# TODO Can this use Generic to force the two StateEventContent parameters to be of the same type?
# Or, just have a single StateEvent parameter
apply: Callable[[u.User, StateEventContent, StateEventContent], Awaitable[None]]
revert: Callable[[StateEventContent], Awaitable[None]]
action_name: str
StateBridge = EventType.find("m.bridge", EventType.Class.STATE)
StateHalfShotBridge = EventType.find("uk.half-shot.bridge", EventType.Class.STATE)
class Portal(DBPortal, BasePortal):
invite_own_puppet_to_pm: bool = False
by_mxid: dict[RoomID, Portal] = {}
by_ktid: dict[tuple[int, int], Portal] = {}
matrix: m.MatrixHandler
config: Config
_main_intent: IntentAPI | None
_kt_sender: Long | None
_create_room_lock: asyncio.Lock
_send_locks: dict[int, asyncio.Lock]
_noop_lock: FakeLock = FakeLock()
backfill_lock: SimpleLock
_backfill_leave: set[IntentAPI] | None
_sleeping_to_resync: bool
_scheduled_resync: asyncio.Task | None
_resync_targets: dict[int, p.Puppet]
def __init__(
self,
ktid: Long,
kt_receiver: Long,
kt_type: ChannelType,
mxid: RoomID | None = None,
name: str | None = None,
description: str | None = None,
photo_id: str | None = None,
avatar_url: ContentURI | None = None,
encrypted: bool = False,
name_set: bool = False,
topic_set: bool = False,
avatar_set: bool = False,
relay_user_id: UserID | None = None,
) -> None:
super().__init__(
ktid,
kt_receiver,
kt_type,
mxid,
name,
description,
photo_id,
avatar_url,
encrypted,
name_set,
topic_set,
avatar_set,
relay_user_id,
)
self.log = self.log.getChild(self.ktid_log)
self._main_intent = None
self._kt_sender = None
self._create_room_lock = asyncio.Lock()
self._send_locks = {}
self._sleeping_to_resync = False
self._scheduled_resync = None
self._resync_targets = {}
self.backfill_lock = SimpleLock(
"Waiting for backfilling to finish before handling %s", log=self.log
)
self._backfill_leave = None
self._relay_user = None
@classmethod
def init_cls(cls, bridge: KakaoTalkBridge) -> None:
BasePortal.bridge = bridge
cls.az = bridge.az
cls.config = bridge.config
cls.loop = bridge.loop
cls.matrix = bridge.matrix
cls.invite_own_puppet_to_pm = cls.config["bridge.invite_own_puppet_to_pm"]
NotificationDisabler.puppet_cls = p.Puppet
NotificationDisabler.config_enabled = cls.config["bridge.backfill.disable_notifications"]
cls._CHAT_TYPE_HANDLER_MAP = {
KnownChatType.FEED: cls._handle_kakaotalk_feed,
KnownChatType.TEXT: cls._handle_kakaotalk_text,
KnownChatType.REPLY: cls._handle_kakaotalk_reply,
KnownChatType.PHOTO: cls._handle_kakaotalk_photo,
KnownChatType.MULTIPHOTO: cls._handle_kakaotalk_multiphoto,
KnownChatType.VIDEO: cls._handle_kakaotalk_video,
KnownChatType.AUDIO: cls._handle_kakaotalk_audio,
KnownChatType.FILE: cls._handle_kakaotalk_file,
16385: cls._handle_kakaotalk_deleted,
}
cls._STATE_EVENT_HANDLER_MAP: dict[EventType, StateEventHandler] = {
EventType.ROOM_POWER_LEVELS: StateEventHandler(
cls._handle_matrix_power_levels,
cls._revert_matrix_power_levels,
"power level"
),
EventType.ROOM_NAME: StateEventHandler(
cls._handle_matrix_room_name,
cls._revert_matrix_room_name,
"room name"
),
EventType.ROOM_TOPIC: StateEventHandler(
cls._handle_matrix_room_topic,
cls._revert_matrix_room_topic,
"room topic"
),
EventType.ROOM_AVATAR: StateEventHandler(
cls._handle_matrix_room_avatar,
cls._revert_matrix_room_avatar,
"room avatar"
),
}
@classmethod
def supports_state_event(cls, evt_type: EventType) -> bool:
return evt_type in cls._STATE_EVENT_HANDLER_MAP
# region DB conversion
async def delete(self) -> None:
if self.mxid:
await DBMessage.delete_all_by_room(self.mxid)
self.by_mxid.pop(self.mxid, None)
self.by_ktid.pop(self.ktid_full, None)
self.mxid = None
self.name_set = False
self.avatar_set = False
self.relay_user_id = None
self.encrypted = False
await super().save()
# endregion
# region Properties
@property
def ktid_full(self) -> tuple[Long, Long]:
return self.ktid, self.kt_receiver
@property
def ktid_log(self) -> str:
if self.is_direct:
return f"{self.ktid}->{self.kt_receiver}"
return str(self.ktid)
@property
def is_direct(self) -> bool:
return KnownChannelType.is_direct(self.kt_type)
@property
def is_open(self) -> bool:
return KnownChannelType.is_open(self.kt_type)
@property
def kt_sender(self) -> int | None:
if self.is_direct:
if not self._kt_sender:
raise ValueError("Direct chat portal must set sender")
else:
if self._kt_sender:
raise ValueError(f"Non-direct chat portal should have no sender, but has sender {self._kt_sender}")
return self._kt_sender
@property
def channel_props(self) -> ChannelProps:
return ChannelProps(
id=self.ktid,
type=self.kt_type
)
@property
def main_intent(self) -> IntentAPI:
if not self._main_intent:
raise ValueError("Portal must be postinit()ed before main_intent can be used")
return self._main_intent
async def get_dm_puppet(self) -> p.Puppet | None:
if not self.is_direct:
return None
return await p.Puppet.get_by_ktid(self.kt_sender)
# endregion
# region Chat info updating
def schedule_resync(self, source: u.User, target: p.Puppet) -> None:
self._resync_targets[target.ktid] = target
if (
self._sleeping_to_resync
and self._scheduled_resync
and not self._scheduled_resync.done()
):
return
self._sleeping_to_resync = True
self.log.debug(f"Scheduling resync through {source.mxid}/{source.ktid}")
self._scheduled_resync = asyncio.create_task(self._sleep_and_resync(source, 10))
async def _sleep_and_resync(self, source: u.User, sleep: int) -> None:
await asyncio.sleep(sleep)
targets = self._resync_targets
self._sleeping_to_resync = False
self._resync_targets = {}
for puppet in targets.values():
if not puppet.name or not puppet.name_set:
break
else:
self.log.debug(
f"Cancelled resync through {source.mxid}/{source.ktid}, all puppets have names"
)
return
self.log.debug(f"Resyncing chat through {source.mxid}/{source.ktid} after sleeping")
await self.update_info(source)
self._scheduled_resync = None
self.log.debug(f"Completed scheduled resync through {source.mxid}/{source.ktid}")
async def update_info(
self,
source: u.User,
info: PortalChannelInfo | None = None,
force_save: bool = False,
) -> PortalChannelInfo:
if not info:
self.log.debug("Called update_info with no info, fetching it now...")
info = await source.client.get_portal_channel_info(self.channel_props)
changed = False
if not self.is_direct:
changed = any(
await asyncio.gather(
self._update_name(info.name),
self._update_description(info.description),
self._update_photo(source, info.photoURL),
)
)
if info.participantInfo:
changed = await self._update_participants(source, info.participantInfo) or changed
if changed or force_save:
await self.update_bridge_info()
await self.save()
return info
async def _get_mapped_participant_power_levels(self, participants: list[UserInfoUnion]) -> dict[UserID, int]:
user_power_levels: dict[UserID, int] = {}
for participant in participants:
if not isinstance(participant, OpenChannelUserInfo):
self.log.warning(f"Info object for participant {participant.userId} of open channel is not an OpenChannelUserInfo")
continue
await self._update_mapped_ktid_power_levels(user_power_levels, participant.userId, participant.perm)
return user_power_levels
@staticmethod
async def _update_mapped_ktid_power_levels(user_power_levels: dict[UserID, int], ktid: int, perm: OpenChannelUserPerm) -> None:
power_level = FROM_PERM_MAP[perm]
user = await u.User.get_by_ktid(ktid)
if user:
user_power_levels[user.mxid] = power_level
puppet = await p.Puppet.get_by_ktid(ktid)
if puppet:
user_power_levels[puppet.mxid] = power_level
async def _set_user_power_levels(self, sender: p.Puppet | None, user_power_levels: dict[UserID, int]) -> None:
if not self.mxid:
return
orig_power_levels = await self.main_intent.get_power_levels(self.mxid)
user_power_levels = {k: v for k, v in user_power_levels.items() if orig_power_levels.get_user_level(k) != v}
if not user_power_levels:
return
joined_puppets = {
puppet.mxid: puppet for puppet in [
await p.Puppet.get_by_custom_mxid(mxid) or await p.Puppet.get_by_mxid(mxid)
for mxid in await self.main_intent.get_room_members(self.mxid)
] if puppet
}
sender_intent = sender.intent_for(self) if sender else self.main_intent
admin_level = orig_power_levels.get_user_level(sender_intent.mxid)
demoter_ids: list[UserID] = []
power_levels = PowerLevelStateEventContent(**orig_power_levels.serialize())
for user_id, new_level in user_power_levels.items():
curr_level = orig_power_levels.get_user_level(user_id)
if curr_level < admin_level or user_id == sender_intent.mxid:
# TODO Consider capping the power level here, instead of letting the attempt fail later
power_levels.set_user_level(user_id, new_level)
elif user_id in joined_puppets:
demoter_ids.append(user_id)
else:
# This is either a non-joined puppet or a non-puppet user
self.log.warning(f"Can't change power level of more powerful user {user_id}")
try:
await sender_intent.set_power_levels(self.mxid, power_levels)
except:
self.log.exception("Failed to set power level")
if demoter_ids:
power_levels = PowerLevelStateEventContent(**orig_power_levels.serialize())
for demoter_id in demoter_ids:
power_levels.set_user_level(demoter_id, user_power_levels[demoter_id])
try:
await joined_puppets[demoter_id].intent_for(self).set_power_levels(self.mxid, power_levels)
except:
self.log.exception("Failed to set power level")
power_levels.set_user_level(demoter_id, orig_power_levels[demoter_id])
@classmethod
async def _reupload_kakaotalk_file_from_url(
cls,
url: str,
source: u.User,
intent: IntentAPI,
*,
filename: str | None = None,
mimetype: str | None,
encrypt: bool = False,
find_size: bool = False,
convert_audio: bool = False,
) -> tuple[ContentURI, FileInfo | VideoInfo | AudioInfo | ImageInfo, EncryptedFile | None]:
if not url:
raise ValueError("URL not provided")
sandbox = cls.config["bridge.sandbox_media_download"]
# TODO Referer header?
async with source.client.get(url, sandbox=sandbox) as resp:
length = int(resp.headers["Content-Length"])
if length > cls.matrix.media_config.upload_size:
raise ValueError("File not available: too large")
data = await resp.read()
return await cls._reupload_kakaotalk_file_from_bytes(
data,
intent,
filename=filename,
mimetype=mimetype,
encrypt=encrypt,
find_size=find_size,
convert_audio=convert_audio,
)
@classmethod
async def _reupload_kakaotalk_file_from_bytes(
cls,
data: bytes,
intent: IntentAPI,
*,
filename: str | None = None,
mimetype: str | None = None,
encrypt: bool = False,
find_size: bool = False,
convert_audio: bool = False,
) -> tuple[ContentURI, FileInfo | VideoInfo | AudioInfo | ImageInfo, EncryptedFile | None]:
if not mimetype:
mimetype = magic.mimetype(data)
if convert_audio and mimetype != "audio/ogg":
data = await ffmpeg.convert_bytes(
data, ".ogg", output_args=("-c:a", "libopus"), input_mime=mimetype
)
mimetype = "audio/ogg"
info = FileInfo(mimetype=mimetype, size=len(data))
if Image and mimetype.startswith("image/") and find_size:
with Image.open(BytesIO(data)) as img:
width, height = img.size
info = ImageInfo(mimetype=mimetype, size=len(data), width=width, height=height)
upload_mime_type = mimetype
decryption_info = None
if encrypt and encrypt_attachment:
data, decryption_info = encrypt_attachment(data)
upload_mime_type = "application/octet-stream"
filename = None
url = await intent.upload_media(
data,
mime_type=upload_mime_type,
filename=filename,
async_upload=cls.config["homeserver.async_media"],
)
if decryption_info:
decryption_info.url = url
return url, info, decryption_info
async def _update_name(self, name: str) -> bool:
if not name:
self.log.warning("Got empty name in _update_name call")
return False
if self.name != name or not self.name_set:
self.log.trace("Updating name %s -> %s", self.name, name)
self.name = name
if self.mxid and (self.encrypted or not self.is_direct):
try:
await self.main_intent.set_room_name(self.mxid, self.name)
self.name_set = True
except Exception:
self.log.exception("Failed to set room name")
self.name_set = False
return True
return False
async def _update_description(self, description: str | None) -> bool:
if self.description != description or not self.topic_set:
self.log.trace("Updating description %s -> %s", self.description, description)
self.description = description
if self.mxid and (self.encrypted or not self.is_direct):
try:
await self.main_intent.set_room_topic(self.mxid, self.description or "")
self.topic_set = True
except Exception:
self.log.exception("Failed to set room description")
self.topic_set = False
return True
return False
async def _update_photo(self, source: u.User, photo_id: str | None) -> bool:
if self.is_direct and not self.encrypted:
return False
if self.photo_id is not None and photo_id is None:
self.log.warning("Portal previously had a photo_id, but new photo_id is None. Leaving it as it is")
return False
if self.photo_id != photo_id or not self.avatar_set:
self.photo_id = photo_id
if photo_id:
if self.photo_id != photo_id or not self.avatar_url:
# Reset avatar_url first in case the upload fails
self.avatar_url = None
self.avatar_url = await p.Puppet.reupload_avatar(
source,
self.main_intent,
photo_id,
self.ktid,
)
else:
self.avatar_url = ContentURI("")
if self.mxid:
try:
await self.main_intent.set_room_avatar(self.mxid, self.avatar_url)
self.avatar_set = True
except Exception:
self.log.exception("Failed to set room avatar")
self.avatar_set = False
return True
return False
async def _update_photo_from_puppet(self, puppet: p.Puppet) -> bool:
if self.photo_id == puppet.photo_id and self.avatar_set:
return False
self.photo_id = puppet.photo_id
if puppet.photo_mxc:
self.avatar_url = puppet.photo_mxc
elif self.photo_id:
profile = await self.main_intent.get_profile(puppet.default_mxid)
self.avatar_url = profile.avatar_url
puppet.photo_mxc = profile.avatar_url
else:
self.avatar_url = ContentURI("")
if self.mxid:
try:
await self.main_intent.set_room_avatar(self.mxid, self.avatar_url)
self.avatar_set = True
except Exception:
self.log.exception("Failed to set room avatar")
self.avatar_set = False
return True
async def update_info_from_puppet(self, puppet: p.Puppet | None = None) -> bool:
if not self.is_direct:
return False
if not puppet:
puppet = await self.get_dm_puppet()
changed = await self._update_name(puppet.name)
changed = await self._update_photo_from_puppet(puppet) or changed
return changed
"""
async def sync_per_room_nick(self, puppet: p.Puppet, name: str) -> None:
intent = puppet.intent_for(self)
content = MemberStateEventContent(
membership=Membership.JOIN,
avatar_url=puppet.photo_mxc,
displayname=name or puppet.name,
)
content[DOUBLE_PUPPET_SOURCE_KEY] = self.bridge.name
current_state = await intent.state_store.get_member(self.mxid, intent.mxid)
if not current_state or current_state.displayname != content.displayname:
self.log.debug(
"Syncing %s's per-room nick %s to the room",
puppet.ktid,
content.displayname,
)
await intent.send_state_event(
self.mxid, EventType.ROOM_MEMBER, content, state_key=intent.mxid
)
"""
async def _update_participant(
self, source: u.User, participant: UserInfoUnion
) -> bool:
# TODO nick map?
self.log.trace(f"Syncing participant {participant.userId}")
puppet = await p.Puppet.get_by_ktid(participant.userId)
await puppet.update_info_from_participant(source, participant)
changed = False
if self.is_direct and self._kt_sender == puppet.ktid and self.encrypted:
changed = await self.update_info_from_puppet(puppet.name) or changed
if self.mxid:
if puppet.ktid != self.kt_receiver or puppet.is_real_user:
await puppet.intent_for(self).ensure_joined(self.mxid, bot=self.main_intent)
#if puppet.ktid in nick_map:
# await self.sync_per_room_nick(puppet, nick_map[puppet.ktid])
return changed
async def _update_participants(
self,
source: u.User,
participant_info: PortalChannelParticipantInfo | None = None,
) -> bool:
# NOTE This handles only non-logged-in users, because logged-in users should be handled by the channel list listeners
# TODO nick map?
if participant_info is None:
self.log.debug("Called _update_participants with no participant info, fetching it now...")
participant_info = await source.client.get_portal_channel_participant_info(self.channel_props)
if self.mxid:
# NOTE KakaoTalk kick = Matrix ban
prev_banned_mxids = {
cast(UserID, event.state_key)
for event in await self.main_intent.get_members(self.mxid, membership=Membership.BAN)
}
results = await asyncio.gather(*[
self.handle_kakaotalk_user_left(source, None, puppet)
for puppet in [
await p.Puppet.get_by_ktid(ktid)
for ktid in participant_info.kickedUserIds
]
if puppet and puppet.mxid not in prev_banned_mxids
], return_exceptions=True)
for e in filter(lambda x: isinstance(x, Exception), results):
self.log.exception(e)
joined_ktids = {pcp.userId for pcp in participant_info.participants}
results = await asyncio.gather(*[
self.handle_kakaotalk_user_left(source, puppet, puppet)
for puppet in [
await p.Puppet.get_by_mxid(mxid)
for mxid in await self.main_intent.get_room_members(self.mxid)
]
if puppet and puppet.ktid not in joined_ktids
], return_exceptions=True)
for e in filter(lambda x: isinstance(x, Exception), results):
self.log.exception(e)
kicked_ktids = set(participant_info.kickedUserIds)
results = await asyncio.gather(*[
self.handle_kakaotalk_user_unkick(source, None, puppet)
for puppet in [
await p.Puppet.get_by_mxid(mxid)
for mxid in prev_banned_mxids
]
if puppet and puppet.ktid not in kicked_ktids
], return_exceptions=True)
for e in filter(lambda x: isinstance(x, Exception), results):
self.log.exception(e)
changed = False
results = await asyncio.gather(*[
self._update_participant(source, pcp) for pcp in participant_info.participants
], return_exceptions=True)
for result in results:
if isinstance(result, Exception):
self.log.exception(result)
else:
changed = result or changed
if self.mxid and self.is_open:
# TODO Find whether perms apply to any non-direct channel, or just open ones
user_power_levels = await self._get_mapped_participant_power_levels(participant_info.participants)
await self._set_user_power_levels(None, user_power_levels)
return changed
# endregion
# region Matrix room creation
async def update_matrix_room(self, source: u.User, info: PortalChannelInfo | None = None) -> None:
try:
await self._update_matrix_room(source, info)
except Exception:
self.log.exception("Failed to update portal")
def _get_invite_content(self, double_puppet: p.Puppet | None) -> dict[str, Any]:
invite_content = {}
if double_puppet:
invite_content["fi.mau.will_auto_accept"] = True
if self.is_direct:
invite_content["is_direct"] = True
return invite_content
async def _update_matrix_room(
self, source: u.User, info: PortalChannelInfo | None = None
) -> None:
puppet = await p.Puppet.get_by_custom_mxid(source.mxid)
await self.main_intent.invite_user(
self.mxid,
source.mxid,
check_cache=True,
extra_content=self._get_invite_content(puppet),
)
if puppet:
did_join = await puppet.intent.ensure_joined(self.mxid)
if did_join and self.is_direct:
await source.update_direct_chats({self.main_intent.mxid: [self.mxid]})
info = await self.update_info(source, info)
# TODO Sync read receipts?
"""
async def _sync_read_receipts(self, receipts: list[None]) -> None:
for receipt in receipts:
message = await DBMessage.get_closest_before(
self.ktid, self.kt_receiver, receipt.timestamp
)
if not message:
continue
puppet = await p.Puppet.get_by_ktid(receipt.actor.id, create=False)
if not puppet:
continue
try:
await puppet.intent_for(self).mark_read(message.mx_room, message.mxid)
except Exception:
self.log.warning(
f"Failed to mark {message.mxid} in {message.mx_room} "
f"as read by {puppet.intent.mxid}",
exc_info=True,
)
"""
async def create_matrix_room(
self, source: u.User, info: PortalChannelInfo | None = None
) -> RoomID | None:
if self.mxid:
try:
await self._update_matrix_room(source, info)
except Exception:
self.log.exception("Failed to update portal")
return self.mxid
async with self._create_room_lock:
try:
return await self._create_matrix_room(source, info)
except Exception:
self.log.exception("Failed to create portal")
return None
@property
def bridge_info_state_key(self) -> str:
return f"net.miscworks.kakaotalk://kakaotalk/{self.ktid}"
@property
def bridge_info(self) -> dict[str, Any]:
return {
"bridgebot": self.az.bot_mxid,
"creator": self.main_intent.mxid,
"protocol": {
"id": "kakaotalk",
"displayname": "KakaoTalk",
"avatar_url": self.config["appservice.bot_avatar"],
},
"channel": {
"id": str(self.ktid),
"displayname": self.name,
"avatar_url": self.avatar_url,
},
}
async def update_bridge_info(self) -> None:
if not self.mxid:
self.log.debug("Not updating bridge info: no Matrix room created")
return
try:
self.log.debug("Updating bridge info...")
await self.main_intent.send_state_event(
self.mxid, StateBridge, self.bridge_info, self.bridge_info_state_key
)
# TODO remove this once https://github.com/matrix-org/matrix-doc/pull/2346 is in spec
await self.main_intent.send_state_event(
self.mxid, StateHalfShotBridge, self.bridge_info, self.bridge_info_state_key
)
except Exception:
self.log.warning("Failed to update bridge info", exc_info=True)
async def _create_matrix_room(
self, source: u.User, info: PortalChannelInfo | None = None
) -> RoomID | None:
if self.mxid:
await self._update_matrix_room(source, info)
return self.mxid
self.log.debug(f"Creating Matrix room")
if self.is_direct:
# NOTE Must do this to find the other member of the DM, since the channel ID != the member's ID!
await self._update_participants(source, info.participantInfo)
name: str | None = None
initial_state = [
{
"type": str(StateBridge),
"state_key": self.bridge_info_state_key,
"content": self.bridge_info,
},
# TODO remove this once https://github.com/matrix-org/matrix-doc/pull/2346 is in spec
{
"type": str(StateHalfShotBridge),
"state_key": self.bridge_info_state_key,
"content": self.bridge_info,
},
]
if self.is_open:
initial_state.extend((
{
"type": str(EventType.ROOM_JOIN_RULES),
"content": JoinRulesStateEventContent(join_rule=JoinRule.PUBLIC).serialize(),
},
{
"type": "m.room.guest_access",
"content": {"guest_access": "forbidden"},
},
))
# TODO Find whether perms apply to any non-direct channel, or just open ones
user_power_levels = await self._get_mapped_participant_power_levels(info.participantInfo.participants)
# NOTE Giving the bot a +1 power level if necessary so it can demote non-puppet admins
user_power_levels[self.main_intent.mxid] = max(100, 1 + FROM_PERM_MAP[OpenChannelUserPerm.OWNER])
initial_state.append(
{
"type": str(EventType.ROOM_POWER_LEVELS),
"content": PowerLevelStateEventContent(users=user_power_levels).serialize()
}
)
invites = []
if self.config["bridge.encryption.default"] and self.matrix.e2ee:
self.encrypted = True
initial_state.append(
{
"type": "m.room.encryption",
"content": {"algorithm": "m.megolm.v1.aes-sha2"},
}
)
if self.is_direct:
invites.append(self.az.bot_mxid)
info = await self.update_info(source=source, info=info)
if self.encrypted or not self.is_direct:
name = self.name
initial_state.append(
{
"type": str(EventType.ROOM_AVATAR),
"content": {"url": self.avatar_url},
}
)
# We lock backfill lock here so any messages that come between the room being created
# and the initial backfill finishing wouldn't be bridged before the backfill messages.
with self.backfill_lock:
creation_content = {}
if not self.config["bridge.federate_rooms"]:
creation_content["m.federate"] = False
self.mxid = await self.main_intent.create_room(
name=name,
is_direct=self.is_direct,
initial_state=initial_state,
invitees=invites,
creation_content=creation_content,
)
if not self.mxid:
raise Exception("Failed to create room: no mxid returned")
if self.encrypted and self.matrix.e2ee and self.is_direct:
try:
await self.az.intent.ensure_joined(self.mxid)
except Exception:
self.log.warning(f"Failed to add bridge bot to new private chat {self.mxid}")
await self.save()
self.log.debug(f"Matrix room created: {self.mxid}")
self.by_mxid[self.mxid] = self
puppet = await p.Puppet.get_by_custom_mxid(source.mxid)
await self.main_intent.invite_user(
self.mxid, source.mxid, extra_content=self._get_invite_content(puppet)
)
if puppet:
try:
if self.is_direct:
await source.update_direct_chats({self.main_intent.mxid: [self.mxid]})
await puppet.intent.join_room_by_id(self.mxid)
except MatrixError:
self.log.debug(
"Failed to join custom puppet into newly created portal",
exc_info=True,
)
if not self.is_direct:
# NOTE Calling this after room creation to invite participants
await self._update_participants(source, info.participantInfo)
try:
await self.backfill(source, is_initial=True, channel_info=info.channel_info)
except Exception:
self.log.exception("Failed to backfill new portal")
# TODO Sync read receipts?
return self.mxid
# endregion
# region Matrix event handling
def require_send_lock(self, user_id: int) -> asyncio.Lock:
try:
lock = self._send_locks[user_id]
except KeyError:
lock = asyncio.Lock()
self._send_locks[user_id] = lock
return lock
def optional_send_lock(self, user_id: int) -> asyncio.Lock | FakeLock:
try:
return self._send_locks[user_id]
except KeyError:
pass
return self._noop_lock
async def _send_delivery_receipt(self, event_id: EventID) -> None:
if event_id and self.config["bridge.delivery_receipts"]:
try:
await self.az.intent.mark_read(self.mxid, event_id)
except Exception:
self.log.exception(f"Failed to send delivery receipt for {event_id}")
async def _send_bridge_error(self, msg: str, thing: str = "message") -> None:
await self._send_message(
self.main_intent,
TextMessageEventContent(
msgtype=MessageType.NOTICE,
body=f"\u26a0 Your {thing} may not have been bridged: {msg}",
),
)
def _status_from_exception(self, e: Exception) -> MessageSendCheckpointStatus:
if isinstance(e, NotImplementedError):
return MessageSendCheckpointStatus.UNSUPPORTED
return MessageSendCheckpointStatus.PERM_FAILURE
async def handle_matrix_message(
self, sender: u.User, message: MessageEventContent, event_id: EventID
) -> None:
try:
await self._handle_matrix_message(sender, message, event_id)
except Exception as e:
self.log.exception(f"Failed to handle Matrix event {event_id}: {e}")
sender.send_remote_checkpoint(
self._status_from_exception(e),
event_id,
self.mxid,
EventType.ROOM_MESSAGE,
message.msgtype,
error=e,
)
await self._send_bridge_error(str(e))
else:
await self._send_delivery_receipt(event_id)
async def _handle_matrix_message(
self, orig_sender: u.User, message: MessageEventContent, event_id: EventID
) -> None:
if message.get_edit():
raise NotImplementedError("Edits are not supported by the KakaoTalk bridge.")
if message.relates_to.rel_type == RelationType.REPLY and not message.msgtype.is_text:
raise NotImplementedError("Replying with non-text content is not supported by the KakaoTalk bridge.")
sender, is_relay = await self.get_relay_sender(orig_sender, f"message {event_id}")
if not sender:
raise Exception("not logged in")
elif not sender.is_connected:
raise Exception("not connected to KakaoTalk chats")
elif is_relay:
if not message.msgtype.is_text:
intro_message = TextMessageEventContent(msgtype=MessageType.TEXT, body=message.body)
await self.apply_relay_message_format(orig_sender, intro_message)
await self._send_chat(sender, intro_message)
else:
await self.apply_relay_message_format(orig_sender, message)
if message.msgtype == MessageType.TEXT or message.msgtype == MessageType.NOTICE:
await self._handle_matrix_text(event_id, sender, message)
elif message.msgtype.is_media:
await self._handle_matrix_media(event_id, sender, message)
# elif message.msgtype == MessageType.LOCATION:
# await self._handle_matrix_location(sender, message)
else:
raise NotImplementedError(f"Unsupported message type {message.msgtype}")
async def _send_chat(
self, sender: u.User, message: TextMessageEventContent, event_id: EventID | None = None
) -> Long:
converted = await matrix_to_kakaotalk(message, self.mxid, self.log, self)
try:
return await sender.client.send_chat(
self.channel_props,
text=converted.text,
reply_to=converted.reply_to,
mentions=converted.mentions,
)
except CommandException as e:
self.log.debug(f"Error handling Matrix message {event_id if event_id else '<extra>'}: {e!s}")
raise
async def _make_dbm(self, event_id: EventID, ktid: Long | None = None) -> DBMessage:
dbm = DBMessage(
mxid=event_id,
mx_room=self.mxid,
ktid=ktid,
index=0,
kt_chat=self.ktid,
kt_receiver=self.kt_receiver,
timestamp=int(time.time() * 1000),
)
await dbm.insert()
return dbm
async def _handle_matrix_text(
self, event_id: EventID, sender: u.User, message: TextMessageEventContent
) -> None:
log_id = await self._send_chat(sender, message, event_id)
await self._make_dbm(event_id, log_id)
self.log.debug(f"Handled Matrix message {event_id} -> {log_id}")
sender.send_remote_checkpoint(
MessageSendCheckpointStatus.SUCCESS,
event_id,
self.mxid,
EventType.ROOM_MESSAGE,
message.msgtype,
)
async def _handle_matrix_media(
self, event_id: EventID, sender: u.User, message: MediaMessageEventContent
) -> None:
if message.file and decrypt_attachment:
data = await self.main_intent.download_media(message.file.url)
data = decrypt_attachment(
data, message.file.key.key, message.file.hashes.get("sha256"), message.file.iv
)
elif message.url:
data = await self.main_intent.download_media(message.url)
else:
raise NotImplementedError("No file or URL specified")
mimetype = message.info.mimetype or magic.mimetype(data)
filename = message.body
width, height = None, None
if message.info in (MessageType.IMAGE, MessageType.STICKER, MessageType.VIDEO):
width = message.info.width
height = message.info.height
try:
log_id = await sender.client.send_media(
self.channel_props,
TO_MSGTYPE_MAP[message.msgtype],
data,
filename,
width=width,
height=height,
ext=guess_extension(mimetype)[1:],
)
except CommandException as e:
self.log.debug(f"Error uploading media for Matrix message {event_id}: {e!s}")
raise
await self._make_dbm(event_id, log_id)
self.log.debug(f"Handled Matrix message {event_id} -> {log_id}")
sender.send_remote_checkpoint(
MessageSendCheckpointStatus.SUCCESS,
event_id,
self.mxid,
EventType.ROOM_MESSAGE,
message.msgtype,
)
async def _handle_matrix_location(
self, sender: u.User, message: LocationMessageEventContent
) -> str:
pass
# TODO
# match = geo_uri_regex.fullmatch(message.geo_uri)
# return await self.thread_for(sender).send_pinned_location(float(match.group(1)),
# float(match.group(2)))
async def handle_matrix_redaction(
self, sender: u.User, event_id: EventID, redaction_event_id: EventID
) -> None:
try:
await self._handle_matrix_redaction(sender, event_id)
except Exception as e:
self.log.error(
f"Failed to handle Matrix redaction {redaction_event_id}: {e}",
exc_info=not isinstance(e, NotImplementedError),
)
sender.send_remote_checkpoint(
self._status_from_exception(e),
redaction_event_id,
self.mxid,
EventType.ROOM_REDACTION,
error=e,
)
if not isinstance(e, NotImplementedError):
await self._send_bridge_error(str(e), thing="redaction")
else:
await self._send_delivery_receipt(redaction_event_id)
sender.send_remote_checkpoint(
MessageSendCheckpointStatus.SUCCESS,
redaction_event_id,
self.mxid,
EventType.ROOM_REDACTION,
)
async def _handle_matrix_redaction(self, sender: u.User, event_id: EventID) -> None:
sender, _ = await self.get_relay_sender(sender, f"redaction {event_id}")
if not sender:
raise Exception("not logged in")
elif not sender.is_connected:
raise Exception("not connected to KakaoTalk chats")
message = await DBMessage.get_by_mxid(event_id, self.mxid)
if message:
if not message.ktid:
raise NotImplementedError("Tried to redact message whose ktid is unknown")
try:
await message.delete()
await sender.client.delete_chat(self.channel_props, message.ktid)
except Exception as e:
self.log.exception(f"Unsend failed: {e}")
raise
return
raise NotImplementedError("Only message redactions are supported")
""" TODO
reaction = await DBReaction.get_by_mxid(event_id, self.mxid)
if reaction:
try:
await reaction.delete()
await sender.client.react(reaction.kt_msgid, None)
except Exception as e:
self.log.exception(f"Removing reaction failed: {e}")
raise
return
raise NotImplementedError("Only message and reaction redactions are supported")
"""
""" TODO
async def handle_matrix_reaction(
self, sender: u.User, event_id: EventID, reacting_to: EventID, reaction: str
) -> None:
pass
"""
async def handle_matrix_state_event(self, sender: u.User, evt: StateEvent) -> None:
try:
handler: StateEventHandler = self._STATE_EVENT_HANDLER_MAP[evt.type]
except KeyError:
# Misses should be guarded by supports_state_event, but handle this just in case
self.log.error(f"Skipping Matrix state event {evt.event_id} of unsupported type {evt.type}")
return
if not self.is_open:
self.log.info(f"Not bridging f{handler.action_name} change of portal for non-open channel")
return
try:
effective_sender, _ = await self.get_relay_sender(sender, f"{handler.action_name} {evt.event_id}")
await handler.apply(self, effective_sender, evt.prev_content, evt.content)
except Exception as e:
self.log.error(
f"Failed to handle Matrix {handler.action_name} {evt.event_id}: {e}",
exc_info=not isinstance(e, NotImplementedError),
)
sender.send_remote_checkpoint(
self._status_from_exception(e),
evt.event_id,
self.mxid,
evt.type,
error=e,
)
change = f"{handler.action_name} change"
await self._send_bridge_error(
f"{e}. Reverting the {change}...",
thing=change
)
# NOTE Redacting instead doesn't work
await handler.revert(self, evt.prev_content)
else:
await self._send_delivery_receipt(evt.event_id)
sender.send_remote_checkpoint(
MessageSendCheckpointStatus.SUCCESS,
evt.event_id,
self.mxid,
evt.type,
)
async def _handle_matrix_power_levels(
self,
sender: u.User,
prev_content: PowerLevelStateEventContent,
content: PowerLevelStateEventContent,
) -> None:
ktid_perms: dict[Long, OpenChannelUserPerm] = {}
user_power_levels: dict[UserID, int] = {}
for user_id, level in content.users.items():
if level == prev_content.get_user_level(user_id):
continue
ktid = None
mxid = None
puppet = await p.Puppet.get_by_mxid(user_id)
user = await u.User.get_by_mxid(user_id) if not puppet else None
if puppet:
ktid = puppet.ktid
user = await u.User.get_by_ktid(ktid)
if user:
mxid = user.mxid
elif user:
ktid = user.ktid
puppet = await p.Puppet.get_by_ktid(ktid)
if puppet:
mxid = puppet.mxid
if ktid is not None:
ktid_perms[ktid] = TO_PERM_MAP.get(level)
if mxid is not None:
user_power_levels[mxid] = level
if ktid_perms:
if sender and sender.is_connected:
if user_power_levels:
await self._set_user_power_levels(await sender.get_puppet(), user_power_levels)
ok = True
results = await asyncio.gather(*[
sender.client.send_perm(self.channel_props, ktid, perm)
for ktid, perm in ktid_perms.items()
], return_exceptions=True)
for e in filter(lambda x: isinstance(x, Exception), results):
ok = False
self.log.exception(e)
if not ok:
self.log.info("Failed to send all perms, so re-syncing all participant info")
await self._update_participants(sender)
else:
raise Exception(
"Only users connected to KakaoTalk can set power levels of KakaoTalk users"
)
async def _revert_matrix_power_levels(self, prev_content: PowerLevelStateEventContent) -> None:
managed_power_levels: dict[UserID, int] = {}
for user_id, level in prev_content.users.items():
if await p.Puppet.get_by_mxid(user_id) or await u.User.get_by_mxid(user_id):
managed_power_levels[user_id] = level
await self._set_user_power_levels(None, managed_power_levels)
async def _handle_matrix_room_name(
self,
sender: u.User,
prev_content: RoomNameStateEventContent,
content: RoomNameStateEventContent,
) -> None:
if content.name == prev_content.name:
return
if not (sender and sender.is_connected):
raise Exception(
"Only users connected to KakaoTalk can set the name of a KakaoTalk channel"
)
await sender.client.set_channel_name(self.channel_props, content.name)
self.name = content.name
self.name_set = True
await self.save()
async def _revert_matrix_room_name(self, prev_content: RoomNameStateEventContent) -> None:
await self.main_intent.set_room_name(self.mxid, prev_content.name)
async def _handle_matrix_room_topic(
self,
sender: u.User,
prev_content: RoomTopicStateEventContent,
content: RoomTopicStateEventContent,
) -> None:
if content.topic == prev_content.topic:
return
if not (sender and sender.is_connected):
raise Exception(
"Only users connected to KakaoTalk can set the description of a KakaoTalk channel"
)
await sender.client.set_channel_description(self.channel_props, content.topic)
self.description = content.topic
self.topic_set = True
await self.save()
async def _revert_matrix_room_topic(self, prev_content: RoomTopicStateEventContent) -> None:
await self.main_intent.set_room_topic(self.mxid, prev_content.topic)
async def _handle_matrix_room_avatar(
self,
sender: u.User,
prev_content: RoomAvatarStateEventContent,
content: RoomAvatarStateEventContent,
) -> None:
if content.url == prev_content.url:
return
if not (sender and sender.is_connected):
raise Exception(
"Only users connected to KakaoTalk can set the photo of a KakaoTalk channel"
)
raise NotImplementedError("Changing the room avatar is not supported by the KakaoTalk bridge.")
""" TODO
photo_url = str(self.main_intent.api.get_download_url(content.url))
await sender.client.set_channel_photo(self.channel_props, photo_url)
self.photo_id = photo_url
self.avatar_url = content.url
self.avatar_set = True
await self.save()
"""
async def _revert_matrix_room_avatar(self, prev_content: RoomAvatarStateEventContent) -> None:
await self.main_intent.set_room_avatar(self.mxid, prev_content.url)
async def handle_matrix_leave(self, user: u.User) -> None:
if self.is_direct:
self.log.info(f"{user.mxid} left private chat portal with {self.ktid}")
if user.ktid == self.kt_receiver:
self.log.info(
f"{user.mxid} was the recipient of this portal. Cleaning up and deleting..."
)
await self.cleanup_and_delete()
else:
self.log.debug(f"{user.mxid} left portal to {self.ktid}")
# endregion
# region KakaoTalk event handling
async def _bridge_own_message_pm(
self, source: u.User, sender: p.Puppet, mid: str, invite: bool = True
) -> bool:
if self.is_direct and sender.ktid == source.ktid and not sender.is_real_user:
if self.invite_own_puppet_to_pm and invite:
await self.main_intent.invite_user(self.mxid, sender.mxid)
elif (
await self.az.state_store.get_membership(self.mxid, sender.mxid) != Membership.JOIN
):
self.log.warning(
f"Ignoring own {mid} in private chat because own puppet is not in room."
)
return False
return True
async def _add_kakaotalk_reply(
self, content: MessageEventContent, reply_to: ReplyAttachment
) -> None:
message = await DBMessage.get_by_ktid(reply_to.src_logId, self.kt_receiver)
if not message:
self.log.warning(
f"Couldn't find reply target {reply_to.src_logId} to bridge reply metadata to Matrix"
)
return
content.set_reply(message.mxid)
if not isinstance(content, TextMessageEventContent):
return
try:
evt = await self.main_intent.get_event(message.mx_room, message.mxid)
except (MNotFound, MForbidden):
evt = None
if not evt:
return
if evt.type == EventType.ROOM_ENCRYPTED:
try:
evt = await self.matrix.e2ee.decrypt(evt, wait_session_timeout=0)
except SessionNotFound:
return
if isinstance(evt.content, TextMessageEventContent):
evt.content.trim_reply_fallback()
content.set_reply(evt)
async def handle_kakaotalk_chat(
self,
source: u.User,
sender: p.Puppet,
chat: Chatlog,
) -> None:
try:
await self._handle_kakaotalk_chat(source, sender, chat)
except Exception:
self.log.exception(
"Error handling KakaoTalk chat %s",
chat.logId,
)
async def _handle_kakaotalk_chat(
self,
source: u.User,
sender: p.Puppet,
chat: Chatlog,
) -> None:
# TODO Backfill!! This avoids timing conflicts on startup sync
self.log.debug(f"Handling KakaoTalk event {chat.logId}")
if not self.mxid:
mxid = await self.create_matrix_room(source)
if not mxid:
# Failed to create
return
if not await self._bridge_own_message_pm(source, sender, f"chat {chat.logId}"):
return
intent = sender.intent_for(self)
if (
self._backfill_leave is not None
and self.ktid != sender.ktid
and intent != sender.intent
and intent not in self._backfill_leave
):
self.log.debug("Adding %s's default puppet to room for backfilling", sender.mxid)
await self.main_intent.invite_user(self.mxid, intent.mxid)
await intent.ensure_joined(self.mxid)
self._backfill_leave.add(intent)
handler = self._CHAT_TYPE_HANDLER_MAP.get(chat.type, Portal._handle_kakaotalk_unsupported)
event_ids = [
event_id for event_id in
await handler(
self,
source=source,
intent=intent,
attachment=chat.attachment,
timestamp=chat.sendAt,
chat_text=chat.text,
chat_type=chat.type,
)
if event_id
]
if not event_ids:
self.log.warning(f"Unhandled KakaoTalk chat {chat.logId}")
return
self.log.debug(f"Handled KakaoTalk chat {chat.logId} -> {event_ids}")
# TODO Might have to handle remote reactions on messages created by bulk_create
await DBMessage.bulk_create(
ktid=chat.logId,
kt_chat=self.ktid,
kt_receiver=self.kt_receiver,
mx_room=self.mxid,
timestamp=chat.sendAt,
event_ids=event_ids,
)
await self._send_delivery_receipt(event_ids[-1])
async def _handle_kakaotalk_unsupported(
self,
intent: IntentAPI,
timestamp: int,
chat_text: str | None,
chat_type: ChatType,
**_
) -> Awaitable[list[EventID]]:
try:
type_str = KnownChatType(chat_type).name.lower()
except ValueError:
type_str = str(chat_type)
self.log.warning("No handler for chat type \"%s\" (%s)",
type_str,
f"text = \"{chat_text}\"" if chat_text is not None else "no text",
)
if chat_text:
events = await self._handle_kakaotalk_text(
intent=intent,
attachment=None,
timestamp=timestamp,
chat_text=chat_text,
)
else:
events = []
content = TextMessageEventContent(
msgtype=MessageType.NOTICE,
body=f"\u26a0 Unbridgeable message ({type_str})",
)
if events:
content.set_reply(events[-1])
events.append(await self._send_message(intent, content, timestamp=timestamp))
return events
async def _handle_kakaotalk_feed(
self,
timestamp: int,
chat_text: str | None,
**_
) -> list[EventID]:
self.log.info("Got feed message at %s: %s", timestamp, chat_text or "none")
return []
async def _handle_kakaotalk_deleted(
self,
timestamp: int,
**_
) -> list[EventID]:
self.log.info(f"Got deleted (?) message at {timestamp}")
return []
async def _handle_kakaotalk_text(
self,
intent: IntentAPI,
attachment: Attachment | None,
timestamp: int,
chat_text: str | None,
**_
) -> list[EventID]:
content = await kakaotalk_to_matrix(chat_text, attachment.mentions if attachment else None)
return [await self._send_message(intent, content, timestamp=timestamp)]
async def _handle_kakaotalk_reply(
self,
intent: IntentAPI,
attachment: ReplyAttachment,
timestamp: int,
chat_text: str,
**_
) -> list[EventID]:
content = await kakaotalk_to_matrix(chat_text, attachment.mentions)
await self._add_kakaotalk_reply(content, attachment)
return [await self._send_message(intent, content, timestamp=timestamp)]
def _handle_kakaotalk_photo(self, **kwargs) -> Awaitable[list[EventID]]:
return asyncio.gather(self._handle_kakaotalk_uniphoto(**kwargs))
async def _handle_kakaotalk_multiphoto(
self,
attachment: MultiPhotoAttachment,
**kwargs
) -> Awaitable[list[EventID]]:
# TODO Upload media concurrently, but post messages sequentially
return [
await self._handle_kakaotalk_uniphoto(
attachment=PhotoAttachment(
shout=attachment.shout,
mentions=attachment.mentions,
urls=attachment.urls,
url=attachment.imageUrls[i],
s=attachment.sl[i],
k=attachment.kl[i],
w=attachment.wl[i],
h=attachment.hl[i],
thumbnailUrl=attachment.thumbnailUrls[i],
thumbnailWidth=attachment.thumbnailWidths[i],
thumbnailHeight=attachment.thumbnailHeights[i],
cs=attachment.csl[i],
mt=attachment.mtl[i],
),
**kwargs
)
for i in range(len(attachment.imageUrls))
]
def _handle_kakaotalk_uniphoto(
self,
attachment: PhotoAttachment,
**kwargs
) -> Awaitable[EventID]:
return self._handle_kakaotalk_media(
attachment,
ImageInfo(
mimetype=attachment.mt,
size=attachment.s,
width=attachment.w,
height=attachment.h,
),
MessageType.IMAGE,
**kwargs
)
def _handle_kakaotalk_video(
self,
attachment: VideoAttachment,
**kwargs
) -> Awaitable[list[EventID]]:
return asyncio.gather(self._handle_kakaotalk_media(
attachment,
VideoInfo(
duration=attachment.d,
width=attachment.w,
height=attachment.h,
),
MessageType.VIDEO,
**kwargs
))
def _handle_kakaotalk_audio(
self,
attachment: AudioAttachment,
**kwargs
) -> Awaitable[list[EventID]]:
return asyncio.gather(self._handle_kakaotalk_media(
attachment,
AudioInfo(
size=attachment.s,
duration=attachment.d,
),
MessageType.AUDIO,
**kwargs
))
async def _handle_kakaotalk_media(
self,
attachment: MediaAttachment,
info: MediaInfo,
msgtype: MessageType,
*,
source: u.User,
intent: IntentAPI,
timestamp: int,
chat_text: str | None,
**_
) -> EventID:
mxc, additional_info, decryption_info = await self._reupload_kakaotalk_file_from_url(
attachment.url,
source,
intent,
mimetype=info.mimetype,
encrypt=self.encrypted,
find_size=False,
)
info.size = additional_info.size
info.mimetype = additional_info.mimetype
content = MediaMessageEventContent(
url=mxc, file=decryption_info, msgtype=msgtype, body=chat_text, info=info
)
return await self._send_message(intent, content, timestamp=timestamp)
async def _handle_kakaotalk_file(
self,
source: u.User,
intent: IntentAPI,
attachment: FileAttachment,
timestamp: int,
chat_text: str | None,
**_
) -> list[EventID]:
data = await source.client.download_file(self.channel_props, attachment.k)
mxc, info, decryption_info = await self._reupload_kakaotalk_file_from_bytes(
data,
intent,
filename=attachment.name,
encrypt=self.encrypted,
)
content = MediaMessageEventContent(
url=mxc, file=decryption_info, msgtype=MessageType.FILE, body=chat_text or "", info=info
)
return [await self._send_message(intent, content, timestamp=timestamp)]
async def handle_kakaotalk_chat_delete(
self,
sender: p.Puppet,
chat_id: Long,
timestamp: int,
) -> None:
if not self.mxid:
return
for message in await DBMessage.get_all_by_ktid(chat_id, self.kt_receiver):
try:
await sender.intent_for(self).redact(
message.mx_room, message.mxid, timestamp=timestamp
)
except MForbidden:
await self.main_intent.redact(message.mx_room, message.mxid, timestamp=timestamp)
await message.delete()
async def handle_kakaotalk_chat_read(self, source: u.User, sender: p.Puppet, chat_id: Long) -> None:
if not self.mxid:
return
msg = await DBMessage.get_closest_before(self.ktid, self.kt_receiver, chat_id)
if not msg:
return
if not await self._bridge_own_message_pm(source, sender, "read receipt", invite=False):
return
# NOTE No need for timestamp when the read receipt happened, since this is only for live ones
await sender.intent_for(self).mark_read(msg.mx_room, msg.mxid)
self.log.debug(
f"Handled KakaoTalk read receipt from {sender.ktid} up to {chat_id}/{msg.mxid}"
)
async def handle_kakaotalk_perm_changed(
self, source: u.User, sender: p.Puppet, user_id: Long, perm: OpenChannelUserPerm
) -> None:
user_power_levels: dict[UserID, int] = {}
await self._update_mapped_ktid_power_levels(user_power_levels, user_id, perm)
await self._set_user_power_levels(sender, user_power_levels)
async def handle_kakaotalk_user_join(
self, source: u.User, user: p.Puppet
) -> None:
# TODO Check if a KT user can join as an admin / room owner
await self.main_intent.invite_user(self.mxid, user.mxid)
await user.intent_for(self).join_room_by_id(self.mxid)
if not user.name:
self.schedule_resync(source, user)
async def handle_kakaotalk_user_left(
self, source: u.User, sender: p.Puppet | None, removed: p.Puppet
) -> None:
sender_intent = sender.intent_for(self) if sender else self.main_intent
if sender == removed:
await removed.intent_for(self).leave_room(self.mxid)
if not removed.is_real_user:
user = await u.User.get_by_ktid(removed.ktid)
if user:
await sender_intent.kick_user(self.mxid, user.mxid, "Left channel from KakaoTalk")
else:
for removed_mxid in (r.mxid for r in (
removed,
await u.User.get_by_ktid(removed.ktid) if not removed.is_real_user else None
) if r):
try:
await sender_intent.ban_user(
self.mxid, removed_mxid, None if sender else "Kicked by channel admin"
)
except MForbidden:
if not sender:
raise
await self.main_intent.ban_user(
self.mxid, removed_mxid, reason=f"Kicked by {sender.name}"
)
# TODO Find when or if there is a listener for this
# TODO Confirm whether this can refer to any user that was kicked, or only to the current user
async def handle_kakaotalk_user_unkick(
self, source: u.User, sender: p.Puppet | None, unkicked: p.Puppet
) -> None:
assert sender != unkicked, f"Puppet for {unkicked.mxid} tried to unkick itself"
sender_intent = sender.intent_for(self) if sender else self.main_intent
for unkicked_mxid in (r.mxid for r in (
unkicked,
await u.User.get_by_ktid(unkicked.ktid) if not unkicked.is_real_user else None
) if r):
# NOTE KakaoTalk kick = Matrix ban
try:
await sender_intent.unban_user(self.mxid, unkicked_mxid)
except MForbidden:
if not sender:
raise
await self.main_intent.unban_user(self.mxid, unkicked_mxid)
# endregion
async def backfill(self, source: u.User, is_initial: bool, channel_info: ChannelInfo) -> None:
limit = (
self.config["bridge.backfill.initial_limit"]
if is_initial
else self.config["bridge.backfill.missed_limit"]
)
if limit == 0:
return
elif limit < 0:
limit = None
last_log_id = None
if not is_initial and channel_info.lastChatLog:
last_log_id = channel_info.lastChatLog.logId
most_recent = await DBMessage.get_most_recent(self.ktid, self.kt_receiver)
if most_recent and is_initial:
self.log.debug("Not backfilling %s: already bridged messages found", self.ktid_log)
# TODO Should this be removed? With it, can't sync an empty portal!
#elif (not most_recent or not most_recent.timestamp) and not is_initial:
# self.log.debug("Not backfilling %s: no most recent message found", self.ktid_log)
elif last_log_id and most_recent and int(most_recent.ktid) >= int(last_log_id):
self.log.debug(
"Not backfilling %s: last activity is equal to most recent bridged "
"message (%s >= %s)",
self.ktid_log,
most_recent.ktid,
last_log_id,
)
else:
with self.backfill_lock:
await self._backfill(
source,
limit,
most_recent.ktid if most_recent else None,
)
async def _backfill(
self,
source: u.User,
limit: int | None,
after_log_id: Long | None,
) -> None:
self.log.debug(f"Backfilling history through {source.mxid}")
self.log.debug(f"Fetching {f'up to {limit}' if limit else 'all'} messages through {source.ktid}")
chats = await source.client.get_chats(
self.channel_props,
after_log_id,
limit,
)
if not chats:
self.log.debug("Didn't get any messages from server")
return
self.log.debug(f"Got {len(chats)} message{'s' if len(chats) > 1 else ''} from server")
self._backfill_leave = set()
async with NotificationDisabler(self.mxid, source):
for chat in chats:
puppet = await p.Puppet.get_by_ktid(chat.sender.userId)
await self.handle_kakaotalk_chat(source, puppet, chat)
for intent in self._backfill_leave:
self.log.trace("Leaving room with %s post-backfill", intent.mxid)
await intent.leave_room(self.mxid)
self.log.info("Backfilled %d messages through %s", len(chats), source.mxid)
# region Database getters
async def postinit(self) -> None:
self.by_ktid[self.ktid_full] = self
if self.mxid:
self.by_mxid[self.mxid] = self
if not self.is_direct:
self._main_intent = self.az.intent
else:
# TODO Save kt_sender in DB instead? Depends on if DM channels are shared...
user = await u.User.get_by_ktid(self.kt_receiver)
assert user, f"Found no user for this portal's receiver of {self.kt_receiver}"
if self.kt_type == KnownChannelType.MemoChat:
self._kt_sender = user.ktid
else:
# NOTE This throws if the user isn't connected--good!
# Nothing should init a portal for a disconnected user.
participants = await user.client.get_participants(self.channel_props)
self._kt_sender = participants[
0 if participants[0].userId != user.ktid else 1
].userId
self._main_intent = (await p.Puppet.get_by_ktid(self._kt_sender)).default_mxid_intent
@classmethod
@async_getter_lock
async def get_by_mxid(cls, mxid: RoomID) -> Portal | None:
try:
return cls.by_mxid[mxid]
except KeyError:
pass
portal = cast(cls, await super().get_by_mxid(mxid))
if portal:
await portal.postinit()
return portal
return None
@classmethod
@async_getter_lock
async def get_by_ktid(
cls,
ktid: int,
*,
kt_receiver: int = 0,
create: bool = True,
kt_type: ChannelType | None = None,
) -> Portal | None:
# TODO Find out if direct channels are shared. If so, don't need kt_receiver!
if kt_type:
kt_receiver = kt_receiver if KnownChannelType.is_direct(kt_type) else 0
ktid_full = (ktid, kt_receiver)
try:
return cls.by_ktid[ktid_full]
except KeyError:
pass
portal = cast(cls, await super().get_by_ktid(ktid, kt_receiver))
if portal:
await portal.postinit()
return portal
if kt_type and create:
portal = cls(ktid=ktid, kt_receiver=kt_receiver, kt_type=kt_type)
await portal.insert()
await portal.postinit()
return portal
return None
@classmethod
async def get_all_by_receiver(cls, kt_receiver: int) -> AsyncGenerator[Portal, None]:
portals = await super().get_all_by_receiver(kt_receiver)
portal: Portal
for portal in portals:
try:
yield cls.by_ktid[(portal.ktid, portal.kt_receiver)]
except KeyError:
await portal.postinit()
yield portal
@classmethod
async def all(cls) -> AsyncGenerator[Portal, None]:
portals = await super().all()
portal: Portal
for portal in portals:
try:
yield cls.by_ktid[(portal.ktid, portal.kt_receiver)]
except KeyError:
await portal.postinit()
yield portal
# endregion
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