Finish initial provisioning API spec and impl

mautrix_telegram/web/provisioning/__init__.py

@@ -17,11 +17,75 @@
 from aiohttp import web
 import logging
 
+from ..common import AuthAPI
 
-class ProvisioningAPI:
+
+class ProvisioningAPI(AuthAPI):
     log = logging.getLogger("mau.provisioning")
 
     def __init__(self, loop):
-        self.loop = loop
+        super(AuthAPI, self).__init__(loop)
 
         self.app = web.Application(loop=loop)
+
+        login_prefix = "/login/{mxid:@[^:]*:.+}"
+        self.app.router.add_route("POST", f"{login_prefix}/bot_token", self.send_bot_token)
+        self.app.router.add_route("POST", f"{login_prefix}/request_code", self.request_code)
+        self.app.router.add_route("POST", f"{login_prefix}/send_code", self.send_code)
+        self.app.router.add_route("POST", f"{login_prefix}/send_password", self.send_password)
+
+    def get_login_response(self, status=200, state="", username="", mxid="", message="", error="",
+                           errcode=""):
+        if username:
+            resp = {
+                "state": "logged-in",
+                "username": username,
+            }
+        elif message:
+            resp = {
+                "message": message
+            }
+        else:
+            resp = {
+                "error": error,
+                "errcode": errcode,
+            }
+        return web.json_response(resp, status=status)
+
+    async def get_user(self, request: web.Request):
+        mxid = request.match_info["mxid"]
+        user = await User.get_by_mxid(mxid).ensure_started(even_if_no_session=True)
+        if not user.puppet_whitelisted:
+            return user, self.get_login_response(mxid=user.mxid, error="You are not whitelisted.",
+                                                 errcode="mxid_not_whitelisted", status=403)
+        elif await user.is_logged_in():
+            return user, self.get_login_response(mxid=user.mxid, username=user.username, status=409)
+        return user, None
+
+    async def send_bot_token(self, request: web.Request):
+        user, err = await self.get_user(request)
+        if err:
+            return err
+        data = await request.json()
+        return await self.post_login_token(user, data.get("token", ""))
+
+    async def request_code(self, request: web.Request):
+        user, err = await self.get_user(request)
+        if err:
+            return err
+        data = await request.json()
+        return await self.post_login_phone(user, data.get("phone", ""))
+
+    async def send_code(self, request: web.Request):
+        user, err = await self.get_user(request)
+        if err:
+            return err
+        data = await request.json()
+        return await self.post_login_code(user, data.get("code", 0), password_in_data=False)
+
+    async def send_password(self, request: web.Request):
+        user, err = await self.get_user(request)
+        if err:
+            return err
+        data = await request.json()
+        return await self.post_login_password(user, data.get("password", ""))