diff options
Diffstat (limited to 'synapse/handlers')
| -rw-r--r-- | synapse/handlers/directory.py | 14 | ||||
| -rw-r--r-- | synapse/handlers/register.py | 11 |
2 files changed, 18 insertions, 7 deletions
diff --git a/synapse/handlers/directory.py b/synapse/handlers/directory.py index 11d20a5d2d..f76febee8f 100644 --- a/synapse/handlers/directory.py +++ b/synapse/handlers/directory.py @@ -232,13 +232,23 @@ class DirectoryHandler(BaseHandler): @defer.inlineCallbacks def can_modify_alias(self, alias, user_id=None): + # Any application service "interested" in an alias they are regexing on + # can modify the alias. + # Users can only modify the alias if ALL the interested services have + # non-exclusive locks on the alias (or there are no interested services) services = yield self.store.get_app_services() interested_services = [ s for s in services if s.is_interested_in_alias(alias.to_string()) ] + for service in interested_services: if user_id == service.sender: - # this user IS the app service + # this user IS the app service so they can do whatever they like defer.returnValue(True) return - defer.returnValue(len(interested_services) == 0) + elif service.is_exclusive_alias(alias.to_string()): + # another service has an exclusive lock on this alias. + defer.returnValue(False) + return + # either no interested services, or no service with an exclusive lock + defer.returnValue(True) diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py index 516a936cee..cda4a8502a 100644 --- a/synapse/handlers/register.py +++ b/synapse/handlers/register.py @@ -201,11 +201,12 @@ class RegistrationHandler(BaseHandler): interested_services = [ s for s in services if s.is_interested_in_user(user_id) ] - if len(interested_services) > 0: - raise SynapseError( - 400, "This user ID is reserved by an application service.", - errcode=Codes.EXCLUSIVE - ) + for service in interested_services: + if service.is_exclusive_user(user_id): + raise SynapseError( + 400, "This user ID is reserved by an application service.", + errcode=Codes.EXCLUSIVE + ) def _generate_token(self, user_id): # urlsafe variant uses _ and - so use . as the separator and replace |