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Email: Allow to override backend for custom SMTP connections (#2368)

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This commit is contained in:
Maico Timmerman
2021-12-09 16:49:22 +01:00
committed by GitHub
parent bd22c2afc9
commit 033b8d70e7
10 changed files with 84 additions and 39 deletions
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31
src/pretix/base/email.py
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@@ -25,6 +25,7 @@ from datetime import timedelta
from decimal import Decimal
from itertools import groupby
from smtplib import SMTPResponseException
from typing import TypeVar
import css_inline
from django.conf import settings
@@ -49,23 +50,23 @@ from pretix.base.templatetags.rich_text import markdown_compile_email
logger = logging.getLogger('pretix.base.email')
T = TypeVar("T", bound=EmailBackend)
class CustomSMTPBackend(EmailBackend):
def test(self, from_addr):
try:
self.open()
self.connection.ehlo_or_helo_if_needed()
(code, resp) = self.connection.mail(from_addr, [])
if code != 250:
logger.warn('Error testing mail settings, code %d, resp: %s' % (code, resp))
raise SMTPResponseException(code, resp)
(code, resp) = self.connection.rcpt('testdummy@pretix.eu')
if (code != 250) and (code != 251):
logger.warn('Error testing mail settings, code %d, resp: %s' % (code, resp))
raise SMTPResponseException(code, resp)
finally:
self.close()
def test_custom_smtp_backend(backend: T, from_addr: str) -> None:
try:
backend.open()
backend.connection.ehlo_or_helo_if_needed()
(code, resp) = backend.connection.mail(from_addr, [])
if code != 250:
logger.warning('Error testing mail settings, code %d, resp: %s' % (code, resp))
raise SMTPResponseException(code, resp)
(code, resp) = backend.connection.rcpt('testdummy@pretix.eu')
if (code != 250) and (code != 251):
logger.warning('Error testing mail settings, code %d, resp: %s' % (code, resp))
raise SMTPResponseException(code, resp)
finally:
backend.close()
class BaseHTMLMailRenderer: