Tulir Asokan
261 lines
10 KiB
Python
261 lines
10 KiB
Python
# mautrix-telegram - A Matrix-Telegram puppeting bridge
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# Copyright (C) 2018 Tulir Asokan
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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 General 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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from telethon.errors import *
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from telethon.tl.types import User as TLUser
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from telethon.tl.functions.messages import ImportChatInviteRequest, CheckChatInviteRequest
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from telethon.tl.functions.channels import JoinChannelRequest
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from .. import puppet as pu, portal as po
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from . import command_handler
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@command_handler()
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async def search(evt):
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if len(evt.args) == 0:
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return await evt.reply("**Usage:** `$cmdprefix+sp search [-r|--remote] <query>`")
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force_remote = False
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if evt.args[0] in {"-r", "--remote"}:
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force_remote = True
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evt.args.pop(0)
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query = " ".join(evt.args)
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if force_remote and len(query) < 5:
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return await evt.reply("Minimum length of query for remote search is 5 characters.")
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results, remote = await evt.sender.search(query, force_remote)
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if not results:
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if len(query) < 5 and remote:
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return await evt.reply("No local results. "
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"Minimum length of remote query is 5 characters.")
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return await evt.reply("No results 3:")
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reply = []
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if remote:
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reply += ["**Results from Telegram server:**", ""]
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else:
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reply += ["**Results in contacts:**", ""]
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reply += [(f"* [{puppet.displayname}](https://matrix.to/#/{puppet.mxid}): "
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+ f"{puppet.id} ({similarity}% match)")
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for puppet, similarity in results]
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# TODO somehow show remote channel results when joining by alias is possible?
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return await evt.reply("\n".join(reply))
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@command_handler()
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async def pm(evt):
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if len(evt.args) == 0:
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return await evt.reply("**Usage:** `$cmdprefix+sp pm <user identifier>`")
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user = await evt.sender.client.get_entity(evt.args[0])
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if not user:
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return await evt.reply("User not found.")
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elif not isinstance(user, TLUser):
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return await evt.reply("That doesn't seem to be a user.")
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portal = po.Portal.get_by_entity(user, evt.sender.tgid)
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await portal.create_matrix_room(evt.sender, user, [evt.sender.mxid])
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return await evt.reply(
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f"Created private chat room with {pu.Puppet.get_displayname(user, False)}")
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@command_handler()
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async def invite_link(evt):
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portal = po.Portal.get_by_mxid(evt.room_id)
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if not portal:
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return await evt.reply("This is not a portal room.")
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if portal.peer_type == "user":
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return await evt.reply("You can't invite users to private chats.")
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try:
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link = await portal.get_invite_link(evt.sender)
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return await evt.reply(f"Invite link to {portal.title}: {link}")
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except ValueError as e:
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return await evt.reply(e.args[0])
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except ChatAdminRequiredError:
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return await evt.reply("You don't have the permission to create an invite link.")
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@command_handler(needs_admin=True)
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async def delete_portal(evt):
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room_id = evt.args[0] if len(evt.args) > 0 else evt.room_id
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portal = po.Portal.get_by_mxid(room_id)
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if not portal:
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that_this = "This" if room_id == evt.room_id else "That"
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return await evt.reply(f"{that_this} is not a portal room.")
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async def post_confirm(_, confirm):
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evt.sender.command_status = None
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if len(confirm.args) > 0 and confirm.args[0] == "confirm-delete":
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await portal.cleanup_and_delete()
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if confirm.room_id != room_id:
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return await confirm.reply("Portal successfully deleted.")
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else:
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return await confirm.reply("Portal deletion cancelled.")
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evt.sender.command_status = {
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"next": post_confirm,
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"action": "Portal deletion",
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}
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return await evt.reply("Please confirm deletion of portal "
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+ f"[{room_id}](https://matrix.to/#/{room_id}) "
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+ f"to Telegram chat \"{portal.title}\" "
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+ "by typing `$cmdprefix+sp confirm-delete`")
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@command_handler()
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async def join(evt):
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if len(evt.args) == 0:
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return await evt.reply("**Usage:** `$cmdprefix+sp join <invite link>`")
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regex = re.compile(r"(?:https?://)?t(?:elegram)?\.(?:dog|me)(?:joinchat/)?/(.+)")
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arg = regex.match(evt.args[0])
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if not arg:
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return await evt.reply("That doesn't look like a Telegram invite link.")
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arg = arg.group(1)
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if arg.startswith("joinchat/"):
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invite_hash = arg[len("joinchat/"):]
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try:
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await evt.sender.client(CheckChatInviteRequest(invite_hash))
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except InviteHashInvalidError:
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return await evt.reply("Invalid invite link.")
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except InviteHashExpiredError:
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return await evt.reply("Invite link expired.")
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try:
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updates = evt.sender.client(ImportChatInviteRequest(invite_hash))
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except UserAlreadyParticipantError:
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return await evt.reply("You are already in that chat.")
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else:
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channel = await evt.sender.client.get_entity(arg)
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if not channel:
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return await evt.reply("Channel/supergroup not found.")
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updates = await evt.sender.client(JoinChannelRequest(channel))
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for chat in updates.chats:
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portal = po.Portal.get_by_entity(chat)
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if portal.mxid:
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await portal.create_matrix_room(evt.sender, chat, [evt.sender.mxid])
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return await evt.reply(f"Created room for {portal.title}")
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else:
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await portal.invite_matrix([evt.sender.mxid])
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return await evt.reply(f"Invited you to portal of {portal.title}")
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@command_handler()
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async def create(evt):
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type = evt.args[0] if len(evt.args) > 0 else "group"
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if type not in {"chat", "group", "supergroup", "channel"}:
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return await evt.reply(
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"**Usage:** `$cmdprefix+sp create ['group'/'supergroup'/'channel']`")
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if po.Portal.get_by_mxid(evt.room_id):
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return await evt.reply("This is already a portal room.")
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state = await evt.az.intent.get_room_state(evt.room_id)
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title = None
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about = None
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levels = None
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for event in state:
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if event["type"] == "m.room.name":
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title = event["content"]["name"]
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elif event["type"] == "m.room.topic":
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about = event["content"]["topic"]
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elif event["type"] == "m.room.power_levels":
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levels = event["content"]
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if not title:
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return await evt.reply("Please set a title before creating a Telegram chat.")
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elif (not levels or not levels["users"] or evt.az.intent.mxid not in levels["users"] or
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levels["users"][evt.az.intent.mxid] < 100):
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return await evt.reply(f"Please give "
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+ f"[the bridge bot](https://matrix.to/#/{evt.az.intent.mxid})"
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+ f" a power level of 100 before creating a Telegram chat.")
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else:
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for user, level in levels["users"].items():
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if level >= 100 and user != evt.az.intent.mxid:
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return await evt.reply(
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f"Please make sure only the bridge bot has power level above"
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+ f"99 before creating a Telegram chat.\n\n"
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+ f"Use power level 95 instead of 100 for admins.")
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supergroup = type == "supergroup"
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type = {
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"supergroup": "channel",
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"channel": "channel",
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"chat": "chat",
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"group": "chat",
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}[type]
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portal = po.Portal(tgid=None, mxid=evt.room_id, title=title, about=about, peer_type=type)
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try:
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await portal.create_telegram_chat(evt.sender, supergroup=supergroup)
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except ValueError as e:
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return await evt.reply(e.args[0])
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return await evt.reply(f"Telegram chat created. ID: {portal.tgid}")
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@command_handler()
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async def upgrade(evt):
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portal = po.Portal.get_by_mxid(evt.room_id)
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if not portal:
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return await evt.reply("This is not a portal room.")
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elif portal.peer_type == "channel":
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return await evt.reply("This is already a supergroup or a channel.")
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elif portal.peer_type == "user":
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return await evt.reply("You can't upgrade private chats.")
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try:
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await portal.upgrade_telegram_chat(evt.sender)
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return await evt.reply(f"Group upgraded to supergroup. New ID: {portal.tgid}")
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except ChatAdminRequiredError:
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return await evt.reply("You don't have the permission to upgrade this group.")
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except ValueError as e:
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return await evt.reply(e.args[0])
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@command_handler()
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async def group_name(evt):
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if len(evt.args) == 0:
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return await evt.reply("**Usage:** `$cmdprefix+sp group-name <name/->`")
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portal = po.Portal.get_by_mxid(evt.room_id)
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if not portal:
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return await evt.reply("This is not a portal room.")
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elif portal.peer_type != "channel":
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return await evt.reply("Only channels and supergroups have usernames.")
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try:
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await portal.set_telegram_username(evt.sender,
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evt.args[0] if evt.args[0] != "-" else "")
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if portal.username:
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return await evt.reply(f"Username of channel changed to {portal.username}.")
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else:
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return await evt.reply(f"Channel is now private.")
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except ChatAdminRequiredError:
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return await evt.reply(
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"You don't have the permission to set the username of this channel.")
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except UsernameNotModifiedError:
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if portal.username:
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return await evt.reply("That is already the username of this channel.")
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else:
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return await evt.reply("This channel is already private")
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except UsernameOccupiedError:
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return await evt.reply("That username is already in use.")
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except UsernameInvalidError:
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return await evt.reply("Invalid username")
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