64 lines
1.8 KiB
Python
64 lines
1.8 KiB
Python
import os
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import datetime
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import random
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import logging
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from hashlib import sha256
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from django.conf import settings
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from django.contrib import messages
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from django.core.mail import send_mail
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from django.template.loader import render_to_string
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from django.utils.translation import gettext_lazy as _
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from .models import OneTimeLogin
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logger = logging.getLogger(__name__)
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def create_one_time_login(user, url) -> str:
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"""
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create_one_time_login creates a one time login object for guest user logins.
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"""
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secret = sha256(
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f'{user.email}{url}{datetime.datetime.now()}{random.randint(0,9999999)}'.encode(
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'utf-8')
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).hexdigest()
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secret_hash = sha256(secret.encode('utf-8')).hexdigest()
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otl = OneTimeLogin(
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secret=secret_hash,
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user=user,
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url=url,
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)
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otl.save()
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return secret
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def send_one_time_login_mail(secret, mail, request):
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"""
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Send a mail with a one time login link.
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"""
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url = request.build_absolute_uri(
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f'/onetimelogin/{secret}/')
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subject = render_to_string('one_time_login/mail_subject.txt', {
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'organization': settings.ORGANIZATION,
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}).replace('\n', '')
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html = render_to_string('one_time_login/mail_content.html', {
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'link': url,
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'organization': settings.ORGANIZATION,
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})
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text = render_to_string('one_time_login/mail_content.html', {
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'link': url,
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'organization': settings.ORGANIZATION,
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})
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send_ok = send_mail(
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subject=subject,
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message=text,
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from_email=os.getenv("DJANGO_SENDER_ADDRESS", ""),
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recipient_list=[mail],
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fail_silently=True,
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html_message=html
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)
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if send_ok > 0:
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messages.add_message(request, messages.INFO, _(
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'A new login link was sent by mail.'))
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