zulip/zilencer/views.py

100 lines
3.9 KiB
Python

from typing import Any, Dict, Optional, Text, Union, cast
from django.http import HttpRequest, HttpResponse
from django.utils import timezone
from django.utils.translation import ugettext as _
from zerver.lib.exceptions import JsonableError
from zerver.lib.push_notifications import send_android_push_notification, \
send_apple_push_notification
from zerver.lib.request import REQ, has_request_variables
from zerver.lib.response import json_error, json_success
from zerver.lib.validator import check_int
from zerver.models import UserProfile
from zerver.views.push_notifications import validate_token
from zilencer.models import RemotePushDeviceToken, RemoteZulipServer
def validate_entity(entity: Union[UserProfile, RemoteZulipServer]) -> None:
if not isinstance(entity, RemoteZulipServer):
raise JsonableError(_("Must validate with valid Zulip server API key"))
def validate_bouncer_token_request(entity: Union[UserProfile, RemoteZulipServer],
token: bytes, kind: int) -> None:
if kind not in [RemotePushDeviceToken.APNS, RemotePushDeviceToken.GCM]:
raise JsonableError(_("Invalid token type"))
validate_entity(entity)
validate_token(token, kind)
@has_request_variables
def remote_server_register_push(request, entity, user_id=REQ(),
token=REQ(), token_kind=REQ(validator=check_int), ios_app_id=None):
# type: (HttpRequest, Union[UserProfile, RemoteZulipServer], int, bytes, int, Optional[Text]) -> HttpResponse
validate_bouncer_token_request(entity, token, token_kind)
server = cast(RemoteZulipServer, entity)
# If a user logged out on a device and failed to unregister,
# we should delete any other user associations for this token
# & RemoteServer pair
RemotePushDeviceToken.objects.filter(
token=token, kind=token_kind, server=server).exclude(user_id=user_id).delete()
# Save or update
remote_token, created = RemotePushDeviceToken.objects.update_or_create(
user_id=user_id,
server=server,
kind=token_kind,
token=token,
defaults=dict(
ios_app_id=ios_app_id,
last_updated=timezone.now()))
return json_success()
@has_request_variables
def remote_server_unregister_push(request, entity, token=REQ(),
token_kind=REQ(validator=check_int), ios_app_id=None):
# type: (HttpRequest, Union[UserProfile, RemoteZulipServer], bytes, int, Optional[Text]) -> HttpResponse
validate_bouncer_token_request(entity, token, token_kind)
server = cast(RemoteZulipServer, entity)
deleted = RemotePushDeviceToken.objects.filter(token=token,
kind=token_kind,
server=server).delete()
if deleted[0] == 0:
return json_error(_("Token does not exist"))
return json_success()
@has_request_variables
def remote_server_notify_push(request, # type: HttpRequest
entity, # type: Union[UserProfile, RemoteZulipServer]
payload=REQ(argument_type='body') # type: Dict[str, Any]
):
# type: (...) -> HttpResponse
validate_entity(entity)
server = cast(RemoteZulipServer, entity)
user_id = payload['user_id']
gcm_payload = payload['gcm_payload']
apns_payload = payload['apns_payload']
android_devices = list(RemotePushDeviceToken.objects.filter(
user_id=user_id,
kind=RemotePushDeviceToken.GCM,
server=server
))
apple_devices = list(RemotePushDeviceToken.objects.filter(
user_id=user_id,
kind=RemotePushDeviceToken.APNS,
server=server
))
if android_devices:
send_android_push_notification(android_devices, gcm_payload, remote=True)
if apple_devices:
send_apple_push_notification(user_id, apple_devices, apns_payload)
return json_success()