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Open up /events to anonymous users for room events only

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Squash-merge of PR #345 from daniel/anonymousevents
This commit is contained in:
Daniel Wagner-Hall 2015-11-05 14:32:26 +00:00
parent 7a369e8a55
commit ca2f90742d
20 changed files with 299 additions and 82 deletions
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47
synapse/handlers/message.py
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@ -16,7 +16,7 @@
from twisted.internet import defer
from synapse.api.constants import EventTypes, Membership
from synapse.api.errors import SynapseError
from synapse.api.errors import SynapseError, AuthError, Codes
from synapse.streams.config import PaginationConfig
from synapse.events.utils import serialize_event
from synapse.events.validator import EventValidator
@ -229,7 +229,7 @@ class MessageHandler(BaseHandler):
@defer.inlineCallbacks
def get_room_data(self, user_id=None, room_id=None,
event_type=None, state_key=""):
event_type=None, state_key="", is_guest=False):
""" Get data from a room.
Args:
@ -239,23 +239,42 @@ class MessageHandler(BaseHandler):
Raises:
SynapseError if something went wrong.
"""
member_event = yield self.auth.check_user_was_in_room(room_id, user_id)
membership, membership_event_id = yield self._check_in_room_or_world_readable(
room_id, user_id, is_guest
)
if member_event.membership == Membership.JOIN:
if membership == Membership.JOIN:
data = yield self.state_handler.get_current_state(
room_id, event_type, state_key
)
elif member_event.membership == Membership.LEAVE:
elif membership == Membership.LEAVE:
key = (event_type, state_key)
room_state = yield self.store.get_state_for_events(
[member_event.event_id], [key]
[membership_event_id], [key]
)
data = room_state[member_event.event_id].get(key)
data = room_state[membership_event_id].get(key)
defer.returnValue(data)
@defer.inlineCallbacks
def get_state_events(self, user_id, room_id):
def _check_in_room_or_world_readable(self, room_id, user_id, is_guest):
if is_guest:
visibility = yield self.state_handler.get_current_state(
room_id, EventTypes.RoomHistoryVisibility, ""
)
if visibility.content["history_visibility"] == "world_readable":
defer.returnValue((Membership.JOIN, None))
return
else:
raise AuthError(
403, "Guest access not allowed", errcode=Codes.GUEST_ACCESS_FORBIDDEN
)
else:
member_event = yield self.auth.check_user_was_in_room(room_id, user_id)
defer.returnValue((member_event.membership, member_event.event_id))
@defer.inlineCallbacks
def get_state_events(self, user_id, room_id, is_guest=False):
"""Retrieve all state events for a given room. If the user is
joined to the room then return the current state. If the user has
left the room return the state events from when they left.
@ -266,15 +285,17 @@ class MessageHandler(BaseHandler):
Returns:
A list of dicts representing state events. [{}, {}, {}]
"""
member_event = yield self.auth.check_user_was_in_room(room_id, user_id)
membership, membership_event_id = yield self._check_in_room_or_world_readable(
room_id, user_id, is_guest
)
if member_event.membership == Membership.JOIN:
if membership == Membership.JOIN:
room_state = yield self.state_handler.get_current_state(room_id)
elif member_event.membership == Membership.LEAVE:
elif membership == Membership.LEAVE:
room_state = yield self.store.get_state_for_events(
[member_event.event_id], None
[membership_event_id], None
)
room_state = room_state[member_event.event_id]
room_state = room_state[membership_event_id]
now = self.clock.time_msec()
defer.returnValue(