zulip/zerver/views/unsubscribe.py

58 lines
2.4 KiB
Python

from django.conf import settings
from django.http import HttpRequest, HttpResponse
from django.shortcuts import render
from typing import Callable
from confirmation.models import Confirmation
from zerver.lib.actions import do_change_notification_settings, clear_scheduled_emails
from zerver.models import UserProfile, ScheduledEmail
from zerver.context_processors import common_context
def process_unsubscribe(request, token, subscription_type, unsubscribe_function):
# type: (HttpRequest, str, str, Callable[[UserProfile], None]) -> HttpResponse
try:
confirmation = Confirmation.objects.get(confirmation_key=token)
except Confirmation.DoesNotExist:
return render(request, 'zerver/unsubscribe_link_error.html')
user_profile = confirmation.content_object
unsubscribe_function(user_profile)
context = common_context(user_profile)
context.update({"subscription_type": subscription_type})
return render(request, 'zerver/unsubscribe_success.html', context=context)
# Email unsubscribe functions. All have the function signature
# processor(user_profile).
def do_missedmessage_unsubscribe(user_profile):
# type: (UserProfile) -> None
do_change_notification_settings(user_profile, 'enable_offline_email_notifications', False)
def do_welcome_unsubscribe(user_profile):
# type: (UserProfile) -> None
clear_scheduled_emails(user_profile.id, ScheduledEmail.WELCOME)
def do_digest_unsubscribe(user_profile):
# type: (UserProfile) -> None
do_change_notification_settings(user_profile, 'enable_digest_emails', False)
# The keys are part of the URL for the unsubscribe link and must be valid
# without encoding.
# The values are a tuple of (display name, unsubscribe function), where the
# display name is what we call this class of email in user-visible text.
email_unsubscribers = {
"missed_messages": ("missed messages", do_missedmessage_unsubscribe),
"welcome": ("welcome", do_welcome_unsubscribe),
"digest": ("digest", do_digest_unsubscribe)
}
# Login NOT required. These are for one-click unsubscribes.
def email_unsubscribe(request, email_type, confirmation_key):
# type: (HttpRequest, str, str) -> HttpResponse
if email_type in email_unsubscribers:
display_name, unsubscribe_function = email_unsubscribers[email_type]
return process_unsubscribe(request, confirmation_key, display_name, unsubscribe_function)
return render(request, 'zerver/unsubscribe_link_error.html')