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# 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_app_name
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