anonymousland-synapse/synapse/push/pusher.py
Patrick Cloke e584534403
Use direct references for some configuration variables (part 3) ()
This avoids the overhead of searching through the various
configuration classes by directly referencing the class that
the attributes are in.

It also improves type hints since mypy can now resolve the
types of the configuration variables.
2021-09-23 07:13:34 -04:00

81 lines
2.8 KiB
Python

# Copyright 2014-2016 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.
import logging
from typing import TYPE_CHECKING, Callable, Dict, Optional
from synapse.push import Pusher, PusherConfig
from synapse.push.emailpusher import EmailPusher
from synapse.push.httppusher import HttpPusher
from synapse.push.mailer import Mailer
if TYPE_CHECKING:
from synapse.server import HomeServer
logger = logging.getLogger(__name__)
class PusherFactory:
def __init__(self, hs: "HomeServer"):
self.hs = hs
self.config = hs.config
self.pusher_types: Dict[str, Callable[[HomeServer, PusherConfig], Pusher]] = {
"http": HttpPusher
}
logger.info("email enable notifs: %r", hs.config.email.email_enable_notifs)
if hs.config.email.email_enable_notifs:
self.mailers: Dict[str, Mailer] = {}
self._notif_template_html = hs.config.email.email_notif_template_html
self._notif_template_text = hs.config.email.email_notif_template_text
self.pusher_types["email"] = self._create_email_pusher
logger.info("defined email pusher type")
def create_pusher(self, pusher_config: PusherConfig) -> Optional[Pusher]:
kind = pusher_config.kind
f = self.pusher_types.get(kind, None)
if not f:
return None
logger.debug("creating %s pusher for %r", kind, pusher_config)
return f(self.hs, pusher_config)
def _create_email_pusher(
self, _hs: "HomeServer", pusher_config: PusherConfig
) -> EmailPusher:
app_name = self._app_name_from_pusherdict(pusher_config)
mailer = self.mailers.get(app_name)
if not mailer:
mailer = Mailer(
hs=self.hs,
app_name=app_name,
template_html=self._notif_template_html,
template_text=self._notif_template_text,
)
self.mailers[app_name] = mailer
return EmailPusher(self.hs, pusher_config, mailer)
def _app_name_from_pusherdict(self, pusher_config: PusherConfig) -> str:
data = pusher_config.data
if isinstance(data, dict):
brand = data.get("brand")
if isinstance(brand, str):
return brand
return self.config.email.email_app_name