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# -*- coding: utf-8 -*-
# Copyright 2015 OpenMarket Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from twisted.internet import defer
from ._base import BaseHandler
from synapse.api.errors import Codes, StoreError, SynapseError
import logging
logger = logging.getLogger(__name__)
class ApplicationServicesHandler(BaseHandler):
def __init__(self, hs):
super(ApplicationServicesHandler, self).__init__(hs)
@defer.inlineCallbacks
def register(self, app_service):
logger.info("Register -> %s", app_service)
# check the token is recognised
try:
stored_service = yield self.store.get_app_service_by_token(
app_service.token
)
if not stored_service:
raise StoreError(404, "Application service not found")
except StoreError:
raise SynapseError(
403, "Unrecognised application services token. "
"Consult the home server admin.",
errcode=Codes.FORBIDDEN
)
logger.info("Updating application service info...")
yield self.store.update_app_service(app_service)
def unregister(self, token):
logger.info("Unregister as_token=%s", token)
yield self.store.unregister_app_service(token)
def get_services_for_event(self, event):
"""Retrieve a list of application services interested in this event.
Args:
event(Event): The event to check.
Returns:
list<ApplicationService>: A list of services interested in this
event based on the service regex.
"""
# We need to know the aliases associated with this event.room_id, if any
alias_list = [] # TODO
interested_list = [
s for s in self.store.get_app_services() if (
s.is_interested(event, alias_list)
)
]
return interested_list
def notify_interested_services(self, event):
"""Notifies (pushes) all application services interested in this event.
Pushing is done asynchronously, so this method won't block for any
prolonged length of time.
Args:
event(Event): The event to push out to interested services.
"""
# TODO: Gather interested services
# get_services_for_event(event) <-- room IDs and user IDs
# Get a list of room aliases. Check regex.
# TODO: If unknown user: poke User Query API.
# TODO: If unknown room alias: poke Room Alias Query API.
# TODO: Fork off pushes to these services - XXX First cut, best effort
pass
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