Merge pull request #501 from matrix-org/daniel/unban

Require unbanning before other membership changes
This commit is contained in:
Daniel Wagner-Hall 2016-01-15 16:27:29 +00:00
commit 5de1563997
6 changed files with 116 additions and 58 deletions

View file

@ -29,6 +29,7 @@ class Codes(object):
USER_IN_USE = "M_USER_IN_USE"
ROOM_IN_USE = "M_ROOM_IN_USE"
BAD_PAGINATION = "M_BAD_PAGINATION"
BAD_STATE = "M_BAD_STATE"
UNKNOWN = "M_UNKNOWN"
NOT_FOUND = "M_NOT_FOUND"
MISSING_TOKEN = "M_MISSING_TOKEN"

View file

@ -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):

View file

@ -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

View file

@ -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:

View file

@ -442,7 +442,7 @@ class RoomMembershipRestServlet(ClientV1RestServlet):
def register(self, http_server):
# /rooms/$roomid/[invite|join|leave]
PATTERNS = ("/rooms/(?P<room_id>[^/]*)/"
"(?P<membership_action>join|invite|leave|ban|kick|forget)")
"(?P<membership_action>join|invite|leave|ban|unban|kick|forget)")
register_txn_path(self, PATTERNS, http_server)
@defer.inlineCallbacks
@ -451,9 +451,6 @@ class RoomMembershipRestServlet(ClientV1RestServlet):
request,
allow_guest=True,
)
user = requester.user
effective_membership_action = membership_action
if requester.is_guest and membership_action not in {
Membership.JOIN,
@ -463,13 +460,10 @@ class RoomMembershipRestServlet(ClientV1RestServlet):
content = _parse_json(request)
# target user is you unless it is an invite
state_key = user.to_string()
if membership_action == "invite" and self._has_3pid_invite_keys(content):
yield self.handlers.room_member_handler.do_3pid_invite(
room_id,
user,
requester.user,
content["medium"],
content["address"],
content["id_server"],
@ -478,42 +472,21 @@ class RoomMembershipRestServlet(ClientV1RestServlet):
)
defer.returnValue((200, {}))
return
elif membership_action in ["invite", "ban", "kick"]:
if "user_id" in content:
state_key = content["user_id"]
else:
target = requester.user
if membership_action in ["invite", "ban", "unban", "kick"]:
if "user_id" not in content:
raise SynapseError(400, "Missing user_id key.")
target = UserID.from_string(content["user_id"])
# make sure it looks like a user ID; it'll throw if it's invalid.
UserID.from_string(state_key)
if membership_action == "kick":
effective_membership_action = "leave"
elif membership_action == "forget":
effective_membership_action = "leave"
msg_handler = self.handlers.message_handler
content = {"membership": unicode(effective_membership_action)}
if requester.is_guest:
content["kind"] = "guest"
yield msg_handler.create_and_send_event(
{
"type": EventTypes.Member,
"content": content,
"room_id": room_id,
"sender": user.to_string(),
"state_key": state_key,
},
token_id=requester.access_token_id,
yield self.handlers.room_member_handler.update_membership(
requester=requester,
target=target,
room_id=room_id,
action=membership_action,
txn_id=txn_id,
is_guest=requester.is_guest,
)
if membership_action == "forget":
yield self.handlers.room_member_handler.forget(user, room_id)
defer.returnValue((200, {}))
def _has_3pid_invite_keys(self, content):

View file

@ -156,7 +156,7 @@ class RoomMemberHandlerTestCase(unittest.TestCase):
builder
)
yield room_handler.change_membership(event, context)
yield room_handler.send_membership_event(event, context)
self.state_handler.compute_event_context.assert_called_once_with(
builder
@ -232,7 +232,7 @@ class RoomMemberHandlerTestCase(unittest.TestCase):
)
# Actual invocation
yield room_handler.change_membership(event, context)
yield room_handler.send_membership_event(event, context)
self.federation.handle_new_event.assert_called_once_with(
event, destinations=set()
@ -312,7 +312,7 @@ class RoomMemberHandlerTestCase(unittest.TestCase):
self.distributor.observe("user_left_room", leave_signal_observer)
# Actual invocation
yield room_handler.change_membership(event, context)
yield room_handler.send_membership_event(event, context)
self.federation.handle_new_event.assert_called_once_with(
event, destinations=set(['red'])