Use join_policy API instead of joinable

The API is now under
 /groups/$group_id/setting/m.join_policy

and expects a JSON blob of the shape

```json
{
  "m.join_policy": {
    "type": "invite"
  }
}
```

where "invite" could alternatively be "open".

2 files changed, 6 insertions, 6 deletions

diff --git a/synapse/federation/transport/client.py b/synapse/federation/transport/client.py
index 5a6b63350b..0f7f656824 100644
--- a/synapse/federation/transport/client.py
+++ b/synapse/federation/transport/client.py
@@ -860,9 +860,9 @@ class TransportLayerClient(object):
     @log_function
     def set_group_joinable(self, destination, group_id, requester_user_id,
                            content):
-        """Sets whether a group is joinable without an invite or knock
+        """Sets the join policy for a group
         """
-        path = PREFIX + "/groups/%s/joinable" % (group_id,)
+        path = PREFIX + "/groups/%s/setting/m.join_policy" % (group_id,)
 
         return self.client.post_json(
             destination=destination,
diff --git a/synapse/federation/transport/server.py b/synapse/federation/transport/server.py
index 107deb4e1e..a52d3948f4 100644
--- a/synapse/federation/transport/server.py
+++ b/synapse/federation/transport/server.py
@@ -1125,10 +1125,10 @@ class FederationGroupsBulkPublicisedServlet(BaseFederationServlet):
         defer.returnValue((200, resp))
 
 
-class FederationGroupsJoinableServlet(BaseFederationServlet):
+class FederationGroupsSettingJoinPolicyServlet(BaseFederationServlet):
     """Sets whether a group is joinable without an invite or knock
     """
-    PATH = "/groups/(?P<group_id>[^/]*)/joinable$"
+    PATH = "/groups/(?P<group_id>[^/]*)/setting/m.join_policy$"
 
     @defer.inlineCallbacks
     def on_POST(self, origin, content, query, group_id):
@@ -1136,7 +1136,7 @@ class FederationGroupsJoinableServlet(BaseFederationServlet):
         if get_domain_from_id(requester_user_id) != origin:
             raise SynapseError(403, "requester_user_id doesn't match origin")
 
-        new_content = yield self.handler.set_group_joinable(
+        new_content = yield self.handler.set_group_join_policy(
             group_id, requester_user_id, content
         )
 
@@ -1191,7 +1191,7 @@ GROUP_SERVER_SERVLET_CLASSES = (
     FederationGroupsSummaryUsersServlet,
     FederationGroupsAddRoomsServlet,
     FederationGroupsAddRoomsConfigServlet,
-    FederationGroupsJoinableServlet,
+    FederationGroupsSettingJoinPolicyServlet,
 )