124 lines
4.6 KiB
Python
124 lines
4.6 KiB
Python
# matrix-puppeteer-line - A very hacky Matrix-LINE bridge based on running LINE's Chrome extension in Puppeteer
|
|
# Copyright (C) 2020-2021 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 typing import Awaitable, Dict, Optional
|
|
import logging
|
|
import asyncio
|
|
|
|
from aiohttp import web
|
|
|
|
from mautrix.types import UserID
|
|
from mautrix.util.logging import TraceLogger
|
|
|
|
from .. import user as u
|
|
|
|
|
|
class ProvisioningAPI:
|
|
log: TraceLogger = logging.getLogger("mau.web.provisioning")
|
|
app: web.Application
|
|
|
|
def __init__(self, shared_secret: str) -> None:
|
|
self.app = web.Application()
|
|
self.shared_secret = shared_secret
|
|
self.app.router.add_get("/api/whoami", self.status)
|
|
self.app.router.add_get("/api/login", self.login)
|
|
|
|
@property
|
|
def _acao_headers(self) -> Dict[str, str]:
|
|
return {
|
|
"Access-Control-Allow-Origin": "*",
|
|
"Access-Control-Allow-Headers": "Authorization, Content-Type",
|
|
"Access-Control-Allow-Methods": "GET",
|
|
}
|
|
|
|
@property
|
|
def _headers(self) -> Dict[str, str]:
|
|
return {
|
|
**self._acao_headers,
|
|
"Content-Type": "application/json",
|
|
}
|
|
|
|
async def login_options(self, _: web.Request) -> web.Response:
|
|
return web.Response(status=200, headers=self._headers)
|
|
|
|
@staticmethod
|
|
def _get_ws_token(request: web.Request) -> Optional[str]:
|
|
if not request.path.endswith("/login"):
|
|
return None
|
|
|
|
try:
|
|
auth_parts = request.headers["Sec-WebSocket-Protocol"].split(",")
|
|
except KeyError:
|
|
return None
|
|
for part in auth_parts:
|
|
part = part.strip()
|
|
if part.startswith("net.miscworks.line.auth-"):
|
|
return part[len("net.miscworks.line.auth-"):]
|
|
return None
|
|
|
|
def check_token(self, request: web.Request) -> Awaitable['u.User']:
|
|
try:
|
|
token = request.headers["Authorization"]
|
|
token = token[len("Bearer "):]
|
|
except KeyError:
|
|
token = self._get_ws_token(request)
|
|
if not token:
|
|
raise web.HTTPBadRequest(text='{"error": "Missing Authorization header"}',
|
|
headers=self._headers)
|
|
except IndexError:
|
|
raise web.HTTPBadRequest(text='{"error": "Malformed Authorization header"}',
|
|
headers=self._headers)
|
|
if token != self.shared_secret:
|
|
raise web.HTTPForbidden(text='{"error": "Invalid token"}', headers=self._headers)
|
|
try:
|
|
user_id = request.query["user_id"]
|
|
except KeyError:
|
|
raise web.HTTPBadRequest(text='{"error": "Missing user_id query param"}',
|
|
headers=self._headers)
|
|
|
|
return u.User.get_by_mxid(UserID(user_id))
|
|
|
|
async def status(self, request: web.Request) -> web.Response:
|
|
user = await self.check_token(request)
|
|
data = {
|
|
"mxid": user.mxid,
|
|
"line": {
|
|
"connected": True,
|
|
} if await user.is_logged_in() else None,
|
|
}
|
|
return web.json_response(data, headers=self._acao_headers)
|
|
|
|
async def login(self, request: web.Request) -> web.WebSocketResponse:
|
|
user = await self.check_token(request)
|
|
|
|
status = await user.client.start()
|
|
if status.is_logged_in:
|
|
raise web.HTTPConflict(text='{"error": "Already logged in"}', headers=self._headers)
|
|
|
|
ws = web.WebSocketResponse(protocols=["net.miscworks.line.login"])
|
|
await ws.prepare(request)
|
|
try:
|
|
async for url in user.client.login():
|
|
self.log.debug("Sending QR URL %s to websocket", url)
|
|
await ws.send_json({"url": url})
|
|
except Exception:
|
|
await ws.send_json({"success": False})
|
|
self.log.exception("Error logging in")
|
|
else:
|
|
await ws.send_json({"success": True})
|
|
asyncio.create_task(user.sync())
|
|
await ws.close()
|
|
return ws
|