zulip/zerver/management/commands/send_password_reset_email.py

88 lines
3.8 KiB
Python

from __future__ import absolute_import
import logging
from typing import Any
from argparse import ArgumentParser
from django.core.management.base import BaseCommand, CommandError
from django.conf import settings
from django.core.mail import send_mail, BadHeaderError
from zerver.forms import PasswordResetForm
from zerver.models import UserProfile, get_user_profile_by_email, get_realm
from django.template import loader
from django.core.mail import EmailMultiAlternatives
from django.utils.http import urlsafe_base64_encode
from django.utils.encoding import force_bytes
from django.contrib.auth.tokens import default_token_generator
class Command(BaseCommand):
help = """Send email to specified email address."""
def add_arguments(self, parser):
# type: (ArgumentParser) -> None
parser.add_argument('--to', metavar='<to>', type=str,
help="email of user to send the email")
parser.add_argument('--realm', metavar='<realm>', type=str,
help="realm to send the email to all users in")
parser.add_argument('--server', metavar='<server>', type=str,
help="If you specify 'YES' will send to everyone on server")
def handle(self, *args, **options):
# type: (*Any, **str) -> None
if options["to"]:
users = [get_user_profile_by_email(options["to"])]
elif options["realm"]:
realm = get_realm(options["realm"])
users = UserProfile.objects.filter(realm=realm, is_active=True, is_bot=False,
is_mirror_dummy=False)
elif options["server"] == "YES":
users = UserProfile.objects.filter(is_active=True, is_bot=False,
is_mirror_dummy=False)
else:
raise RuntimeError("Missing arguments")
self.send(users)
def send(self, users, domain_override=None,
subject_template_name='registration/password_reset_subject.txt',
email_template_name='registration/password_reset_email.txt',
use_https=True, token_generator=default_token_generator,
from_email=None, request=None, html_email_template_name=None):
"""Sends one-use only links for resetting password to target users
"""
for user_profile in users:
context = {
'email': user_profile.email,
'domain': user_profile.realm.host,
'site_name': "zulipo",
'uid': urlsafe_base64_encode(force_bytes(user_profile.pk)),
'user': user_profile,
'token': token_generator.make_token(user_profile),
'protocol': 'https' if use_https else 'http',
}
logging.warning("Sending %s email to %s" % (email_template_name, user_profile.email,))
self.send_mail(subject_template_name, email_template_name,
context, from_email, user_profile.email,
html_email_template_name=html_email_template_name)
def send_mail(self, subject_template_name, email_template_name,
context, from_email, to_email, html_email_template_name=None):
"""
Sends a django.core.mail.EmailMultiAlternatives to `to_email`.
"""
subject = loader.render_to_string(subject_template_name, context)
# Email subject *must not* contain newlines
subject = ''.join(subject.splitlines())
body = loader.render_to_string(email_template_name, context)
email_message = EmailMultiAlternatives(subject, body, from_email, [to_email])
if html_email_template_name is not None:
html_email = loader.render_to_string(html_email_template_name, context)
email_message.attach_alternative(html_email, 'text/html')
email_message.send()