diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index 2f6359c768..26402ea9cd 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -1693,7 +1693,7 @@ class FederationHandler(BaseHandler):
self.auth.check(event, context.current_state)
yield self._validate_keyserver(event, auth_events=context.current_state)
member_handler = self.hs.get_handlers().room_member_handler
- yield member_handler.change_membership(event, context)
+ yield member_handler.send_membership_event(event, context)
else:
destinations = set([x.split(":", 1)[-1] for x in (sender, room_id)])
yield self.replication_layer.forward_third_party_invite(
@@ -1722,7 +1722,7 @@ class FederationHandler(BaseHandler):
# TODO: Make sure the signatures actually are correct.
event.signatures.update(returned_invite.signatures)
member_handler = self.hs.get_handlers().room_member_handler
- yield member_handler.change_membership(event, context)
+ yield member_handler.send_membership_event(event, context)
@defer.inlineCallbacks
def add_display_name_to_third_party_invite(self, event_dict, event, context):
diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py
index 5805190ce8..4c7bf2bef3 100644
--- a/synapse/handlers/message.py
+++ b/synapse/handlers/message.py
@@ -174,30 +174,25 @@ class MessageHandler(BaseHandler):
defer.returnValue(chunk)
@defer.inlineCallbacks
- def create_and_send_event(self, event_dict, ratelimit=True,
- token_id=None, txn_id=None, is_guest=False):
- """ Given a dict from a client, create and handle a new event.
+ def create_event(self, event_dict, token_id=None, txn_id=None):
+ """
+ Given a dict from a client, create a new event.
Creates an FrozenEvent object, filling out auth_events, prev_events,
etc.
Adds display names to Join membership events.
- Persists and notifies local clients and federation.
-
Args:
event_dict (dict): An entire event
+
+ Returns:
+ Tuple of created event (FrozenEvent), Context
"""
builder = self.event_builder_factory.new(event_dict)
self.validator.validate_new(builder)
- if ratelimit:
- self.ratelimit(builder.user_id)
- # TODO(paul): Why does 'event' not have a 'user' object?
- user = UserID.from_string(builder.user_id)
- assert self.hs.is_mine(user), "User must be our own: %s" % (user,)
-
if builder.type == EventTypes.Member:
membership = builder.content.get("membership", None)
if membership == Membership.JOIN:
@@ -216,6 +211,25 @@ class MessageHandler(BaseHandler):
event, context = yield self._create_new_client_event(
builder=builder,
)
+ defer.returnValue((event, context))
+
+ @defer.inlineCallbacks
+ def send_event(self, event, context, ratelimit=True, is_guest=False):
+ """
+ Persists and notifies local clients and federation of an event.
+
+ Args:
+ event (FrozenEvent) the event to send.
+ context (Context) the context of the event.
+ ratelimit (bool): Whether to rate limit this send.
+ is_guest (bool): Whether the sender is a guest.
+ """
+ user = UserID.from_string(event.sender)
+
+ assert self.hs.is_mine(user), "User must be our own: %s" % (user,)
+
+ if ratelimit:
+ self.ratelimit(event.sender)
if event.is_state():
prev_state = context.current_state.get((event.type, event.state_key))
@@ -229,7 +243,7 @@ class MessageHandler(BaseHandler):
if event.type == EventTypes.Member:
member_handler = self.hs.get_handlers().room_member_handler
- yield member_handler.change_membership(event, context, is_guest=is_guest)
+ yield member_handler.send_membership_event(event, context, is_guest=is_guest)
else:
yield self.handle_new_client_event(
event=event,
@@ -241,6 +255,25 @@ class MessageHandler(BaseHandler):
with PreserveLoggingContext():
presence.bump_presence_active_time(user)
+ @defer.inlineCallbacks
+ def create_and_send_event(self, event_dict, ratelimit=True,
+ token_id=None, txn_id=None, is_guest=False):
+ """
+ Creates an event, then sends it.
+
+ See self.create_event and self.send_event.
+ """
+ event, context = yield self.create_event(
+ event_dict,
+ token_id=token_id,
+ txn_id=txn_id
+ )
+ yield self.send_event(
+ event,
+ context,
+ ratelimit=ratelimit,
+ is_guest=is_guest
+ )
defer.returnValue(event)
@defer.inlineCallbacks
diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py
index a410e4394c..a1baf9d200 100644
--- a/synapse/handlers/room.py
+++ b/synapse/handlers/room.py
@@ -22,7 +22,7 @@ from synapse.types import UserID, RoomAlias, RoomID
from synapse.api.constants import (
EventTypes, Membership, JoinRules, RoomCreationPreset,
)
-from synapse.api.errors import AuthError, StoreError, SynapseError
+from synapse.api.errors import AuthError, StoreError, SynapseError, Codes
from synapse.util import stringutils, unwrapFirstError
from synapse.util.async import run_on_reactor
@@ -397,7 +397,58 @@ class RoomMemberHandler(BaseHandler):
remotedomains.add(member.domain)
@defer.inlineCallbacks
- def change_membership(self, event, context, is_guest=False):
+ def update_membership(self, requester, target, room_id, action, txn_id=None):
+ effective_membership_state = action
+ if action in ["kick", "unban"]:
+ effective_membership_state = "leave"
+ elif action == "forget":
+ effective_membership_state = "leave"
+
+ msg_handler = self.hs.get_handlers().message_handler
+
+ content = {"membership": unicode(effective_membership_state)}
+ if requester.is_guest:
+ content["kind"] = "guest"
+
+ event, context = yield msg_handler.create_event(
+ {
+ "type": EventTypes.Member,
+ "content": content,
+ "room_id": room_id,
+ "sender": requester.user.to_string(),
+ "state_key": target.to_string(),
+ },
+ token_id=requester.access_token_id,
+ txn_id=txn_id,
+ )
+
+ old_state = context.current_state.get((EventTypes.Member, event.state_key))
+ old_membership = old_state.content.get("membership") if old_state else None
+ if action == "unban" and old_membership != "ban":
+ raise SynapseError(
+ 403,
+ "Cannot unban user who was not banned (membership=%s)" % old_membership,
+ errcode=Codes.BAD_STATE
+ )
+ if old_membership == "ban" and action != "unban":
+ raise SynapseError(
+ 403,
+ "Cannot %s user who was is banned" % (action,),
+ errcode=Codes.BAD_STATE
+ )
+
+ yield msg_handler.send_event(
+ event,
+ context,
+ ratelimit=True,
+ is_guest=requester.is_guest
+ )
+
+ if action == "forget":
+ yield self.forget(requester.user, room_id)
+
+ @defer.inlineCallbacks
+ def send_membership_event(self, event, context, is_guest=False):
""" Change the membership status of a user in a room.
Args:
|