zulip/zerver/views/push_notifications.py

67 lines
2.9 KiB
Python

from __future__ import absolute_import
from typing import Optional
from django.conf import settings
from django.http import HttpRequest, HttpResponse
from django.utils.timezone import now
from django.utils.translation import ugettext as _
from zerver.lib.request import has_request_variables, REQ
from zerver.lib.response import json_success, json_error
from zerver.lib.validator import check_string, check_list, check_bool
from zerver.models import PushDeviceToken, UserProfile
def add_push_device_token(request, user_profile, token_str, kind, ios_app_id=None):
# type: (HttpRequest, UserProfile, str, int, Optional[str]) -> HttpResponse
if token_str == '' or len(token_str) > 4096:
return json_error(_('Empty or invalid length token'))
# If another user was previously logged in on the same device and didn't
# properly log out, the token will still be registered to the wrong account
PushDeviceToken.objects.filter(token=token_str).delete()
# Overwrite with the latest value
token, created = PushDeviceToken.objects.get_or_create(user=user_profile,
token=token_str,
kind=kind,
ios_app_id=ios_app_id)
if not created:
token.last_updated = now()
token.save(update_fields=['last_updated'])
return json_success()
@has_request_variables
def add_apns_device_token(request, user_profile, token=REQ(), appid=REQ(default=settings.ZULIP_IOS_APP_ID)):
# type: (HttpRequest, UserProfile, str, str) -> HttpResponse
return add_push_device_token(request, user_profile, token, PushDeviceToken.APNS, ios_app_id=appid)
@has_request_variables
def add_android_reg_id(request, user_profile, token_str=REQ("token")):
# type: (HttpRequest, UserProfile, str) -> HttpResponse
return add_push_device_token(request, user_profile, token_str, PushDeviceToken.GCM)
def remove_push_device_token(request, user_profile, token_str, kind):
# type: (HttpRequest, UserProfile, str, int) -> HttpResponse
if token_str == '' or len(token_str) > 4096:
return json_error(_('Empty or invalid length token'))
try:
token = PushDeviceToken.objects.get(token=token_str, kind=kind)
token.delete()
except PushDeviceToken.DoesNotExist:
return json_error(_("Token does not exist"))
return json_success()
@has_request_variables
def remove_apns_device_token(request, user_profile, token=REQ()):
# type: (HttpRequest, UserProfile, str) -> HttpResponse
return remove_push_device_token(request, user_profile, token, PushDeviceToken.APNS)
@has_request_variables
def remove_android_reg_id(request, user_profile, token=REQ()):
# type: (HttpRequest, UserProfile, str) -> HttpResponse
return remove_push_device_token(request, user_profile, token, PushDeviceToken.GCM)