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-rw-r--r--synapse/rest/client/register.py78
1 files changed, 30 insertions, 48 deletions
diff --git a/synapse/rest/client/register.py b/synapse/rest/client/register.py
index 7b5f49d635..a28acd4041 100644
--- a/synapse/rest/client/register.py
+++ b/synapse/rest/client/register.py
@@ -14,7 +14,9 @@
 # limitations under the License.
 import logging
 import random
-from typing import List, Union
+from typing import TYPE_CHECKING, List, Optional, Tuple
+
+from twisted.web.server import Request
 
 import synapse
 import synapse.api.auth
@@ -29,15 +31,13 @@ from synapse.api.errors import (
 )
 from synapse.api.ratelimiting import Ratelimiter
 from synapse.config import ConfigError
-from synapse.config.captcha import CaptchaConfig
-from synapse.config.consent import ConsentConfig
 from synapse.config.emailconfig import ThreepidBehaviour
+from synapse.config.homeserver import HomeServerConfig
 from synapse.config.ratelimiting import FederationRateLimitConfig
-from synapse.config.registration import RegistrationConfig
 from synapse.config.server import is_threepid_reserved
 from synapse.handlers.auth import AuthHandler
 from synapse.handlers.ui_auth import UIAuthSessionDataConstants
-from synapse.http.server import finish_request, respond_with_html
+from synapse.http.server import HttpServer, finish_request, respond_with_html
 from synapse.http.servlet import (
     RestServlet,
     assert_params_in_dict,
@@ -45,6 +45,7 @@ from synapse.http.servlet import (
     parse_json_object_from_request,
     parse_string,
 )
+from synapse.http.site import SynapseRequest
 from synapse.metrics import threepid_send_requests
 from synapse.push.mailer import Mailer
 from synapse.types import JsonDict
@@ -59,17 +60,16 @@ from synapse.util.threepids import (
 
 from ._base import client_patterns, interactive_auth_handler
 
+if TYPE_CHECKING:
+    from synapse.server import HomeServer
+
 logger = logging.getLogger(__name__)
 
 
 class EmailRegisterRequestTokenRestServlet(RestServlet):
     PATTERNS = client_patterns("/register/email/requestToken$")
 
-    def __init__(self, hs):
-        """
-        Args:
-            hs (synapse.server.HomeServer): server
-        """
+    def __init__(self, hs: "HomeServer"):
         super().__init__()
         self.hs = hs
         self.identity_handler = hs.get_identity_handler()
@@ -83,7 +83,7 @@ class EmailRegisterRequestTokenRestServlet(RestServlet):
                 template_text=self.config.email_registration_template_text,
             )
 
-    async def on_POST(self, request):
+    async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
         if self.hs.config.threepid_behaviour_email == ThreepidBehaviour.OFF:
             if self.hs.config.local_threepid_handling_disabled_due_to_email_config:
                 logger.warning(
@@ -171,16 +171,12 @@ class EmailRegisterRequestTokenRestServlet(RestServlet):
 class MsisdnRegisterRequestTokenRestServlet(RestServlet):
     PATTERNS = client_patterns("/register/msisdn/requestToken$")
 
-    def __init__(self, hs):
-        """
-        Args:
-            hs (synapse.server.HomeServer): server
-        """
+    def __init__(self, hs: "HomeServer"):
         super().__init__()
         self.hs = hs
         self.identity_handler = hs.get_identity_handler()
 
-    async def on_POST(self, request):
+    async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
         body = parse_json_object_from_request(request)
 
         assert_params_in_dict(
@@ -255,11 +251,7 @@ class RegistrationSubmitTokenServlet(RestServlet):
         "/registration/(?P<medium>[^/]*)/submit_token$", releases=(), unstable=True
     )
 
-    def __init__(self, hs):
-        """
-        Args:
-            hs (synapse.server.HomeServer): server
-        """
+    def __init__(self, hs: "HomeServer"):
         super().__init__()
         self.hs = hs
         self.auth = hs.get_auth()
@@ -272,7 +264,7 @@ class RegistrationSubmitTokenServlet(RestServlet):
                 self.config.email_registration_template_failure_html
             )
 
-    async def on_GET(self, request, medium):
+    async def on_GET(self, request: Request, medium: str) -> None:
         if medium != "email":
             raise SynapseError(
                 400, "This medium is currently not supported for registration"
@@ -326,11 +318,7 @@ class RegistrationSubmitTokenServlet(RestServlet):
 class UsernameAvailabilityRestServlet(RestServlet):
     PATTERNS = client_patterns("/register/available")
 
-    def __init__(self, hs):
-        """
-        Args:
-            hs (synapse.server.HomeServer): server
-        """
+    def __init__(self, hs: "HomeServer"):
         super().__init__()
         self.hs = hs
         self.registration_handler = hs.get_registration_handler()
@@ -350,7 +338,7 @@ class UsernameAvailabilityRestServlet(RestServlet):
             ),
         )
 
-    async def on_GET(self, request):
+    async def on_GET(self, request: Request) -> Tuple[int, JsonDict]:
         if not self.hs.config.enable_registration:
             raise SynapseError(
                 403, "Registration has been disabled", errcode=Codes.FORBIDDEN
@@ -419,11 +407,7 @@ class RegistrationTokenValidityRestServlet(RestServlet):
 class RegisterRestServlet(RestServlet):
     PATTERNS = client_patterns("/register$")
 
-    def __init__(self, hs):
-        """
-        Args:
-            hs (synapse.server.HomeServer): server
-        """
+    def __init__(self, hs: "HomeServer"):
         super().__init__()
 
         self.hs = hs
@@ -445,23 +429,21 @@ class RegisterRestServlet(RestServlet):
         )
 
     @interactive_auth_handler
-    async def on_POST(self, request):
+    async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
         body = parse_json_object_from_request(request)
 
         client_addr = request.getClientIP()
 
         await self.ratelimiter.ratelimit(None, client_addr, update=False)
 
-        kind = b"user"
-        if b"kind" in request.args:
-            kind = request.args[b"kind"][0]
+        kind = parse_string(request, "kind", default="user")
 
-        if kind == b"guest":
+        if kind == "guest":
             ret = await self._do_guest_registration(body, address=client_addr)
             return ret
-        elif kind != b"user":
+        elif kind != "user":
             raise UnrecognizedRequestError(
-                "Do not understand membership kind: %s" % (kind.decode("utf8"),)
+                f"Do not understand membership kind: {kind}",
             )
 
         if self._msc2918_enabled:
@@ -749,7 +731,7 @@ class RegisterRestServlet(RestServlet):
 
     async def _do_appservice_registration(
         self, username, as_token, body, should_issue_refresh_token: bool = False
-    ):
+    ) -> JsonDict:
         user_id = await self.registration_handler.appservice_register(
             username, as_token
         )
@@ -766,7 +748,7 @@ class RegisterRestServlet(RestServlet):
         params: JsonDict,
         is_appservice_ghost: bool = False,
         should_issue_refresh_token: bool = False,
-    ):
+    ) -> JsonDict:
         """Complete registration of newly-registered user
 
         Allocates device_id if one was not given; also creates access_token.
@@ -810,7 +792,9 @@ class RegisterRestServlet(RestServlet):
 
         return result
 
-    async def _do_guest_registration(self, params, address=None):
+    async def _do_guest_registration(
+        self, params: JsonDict, address: Optional[str] = None
+    ) -> Tuple[int, JsonDict]:
         if not self.hs.config.allow_guest_access:
             raise SynapseError(403, "Guest access is disabled")
         user_id = await self.registration_handler.register_user(
@@ -848,9 +832,7 @@ class RegisterRestServlet(RestServlet):
 
 
 def _calculate_registration_flows(
-    # technically `config` has to provide *all* of these interfaces, not just one
-    config: Union[RegistrationConfig, ConsentConfig, CaptchaConfig],
-    auth_handler: AuthHandler,
+    config: HomeServerConfig, auth_handler: AuthHandler
 ) -> List[List[str]]:
     """Get a suitable flows list for registration
 
@@ -929,7 +911,7 @@ def _calculate_registration_flows(
     return flows
 
 
-def register_servlets(hs, http_server):
+def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
     EmailRegisterRequestTokenRestServlet(hs).register(http_server)
     MsisdnRegisterRequestTokenRestServlet(hs).register(http_server)
     UsernameAvailabilityRestServlet(hs).register(http_server)