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-rw-r--r--synapse/handlers/sso.py44
1 files changed, 44 insertions, 0 deletions
diff --git a/synapse/handlers/sso.py b/synapse/handlers/sso.py
index d7ca2918f8..b450668f1c 100644
--- a/synapse/handlers/sso.py
+++ b/synapse/handlers/sso.py
@@ -155,6 +155,7 @@ class UsernameMappingSession:
     chosen_localpart = attr.ib(type=Optional[str], default=None)
     use_display_name = attr.ib(type=bool, default=True)
     emails_to_use = attr.ib(type=Collection[str], default=())
+    terms_accepted_version = attr.ib(type=Optional[str], default=None)
 
 
 # the HTTP cookie used to track the mapping session id
@@ -190,6 +191,8 @@ class SsoHandler:
         # map from idp_id to SsoIdentityProvider
         self._identity_providers = {}  # type: Dict[str, SsoIdentityProvider]
 
+        self._consent_at_registration = hs.config.consent.user_consent_at_registration
+
     def register_identity_provider(self, p: SsoIdentityProvider):
         p_id = p.idp_id
         assert p_id not in self._identity_providers
@@ -761,6 +764,38 @@ class SsoHandler:
                 )
         session.emails_to_use = filtered_emails
 
+        # we may now need to collect consent from the user, in which case, redirect
+        # to the consent-extraction-unit
+        if self._consent_at_registration:
+            redirect_url = b"/_synapse/client/new_user_consent"
+
+        # otherwise, redirect to the completion page
+        else:
+            redirect_url = b"/_synapse/client/sso_register"
+
+        respond_with_redirect(request, redirect_url)
+
+    async def handle_terms_accepted(
+        self, request: Request, session_id: str, terms_version: str
+    ):
+        """Handle a request to the new-user 'consent' endpoint
+
+        Will serve an HTTP response to the request.
+
+        Args:
+            request: HTTP request
+            session_id: ID of the username mapping session, extracted from a cookie
+            terms_version: the version of the terms which the user viewed and consented
+                to
+        """
+        logger.info(
+            "[session %s] User consented to terms version %s",
+            session_id,
+            terms_version,
+        )
+        session = self.get_mapping_session(session_id)
+        session.terms_accepted_version = terms_version
+
         # we're done; now we can register the user
         respond_with_redirect(request, b"/_synapse/client/sso_register")
 
@@ -816,6 +851,15 @@ class SsoHandler:
             path=b"/",
         )
 
+        auth_result = {}
+        if session.terms_accepted_version:
+            # TODO: make this less awful.
+            auth_result[LoginType.TERMS] = True
+
+        await self._registration_handler.post_registration_actions(
+            user_id, auth_result, access_token=None
+        )
+
         await self._auth_handler.complete_sso_login(
             user_id,
             request,