我正在制作一个 django 应用程序,该应用程序需要能够发送电子邮件,然后在给定时间发送出去。我在想我可以使用 django-mailer 将东西放入 que 然后发送。但即使他们的示例案例列表列出了这是一个功能,我似乎无法找出如何。
我需要的是能够在 django-mailer 的消息模型中设置一个“when_to_send”字段,并且当 cron 作业触发 send_mail 函数时,这需要过滤掉那些“when_to_send”日期大于当前时间...
def send_all():
"""
Send all eligible messages in the queue.
"""
lock = FileLock("send_mail")
logging.debug("acquiring lock...")
try:
lock.acquire(LOCK_WAIT_TIMEOUT)
except AlreadyLocked:
logging.debug("lock already in place. quitting.")
return
except LockTimeout:
logging.debug("waiting for the lock timed out. quitting.")
return
logging.debug("acquired.")
start_time = time.time()
dont_send = 0
deferred = 0
sent = 0
try:
for message in prioritize():
if DontSendEntry.objects.has_address(message.to_address):
logging.info("skipping email to %s as on don't send list " % message.to_address)
MessageLog.objects.log(message, 2) # @@@ avoid using literal result code
message.delete()
dont_send += 1
else:
try:
logging.info("sending message '%s' to %s" % (message.subject.encode("utf-8"), message.to_address.encode("utf-8")))
core_send_mail(message.subject, message.message_body, message.from_address, [message.to_address])
MessageLog.objects.log(message, 1) # @@@ avoid using literal result code
message.delete()
sent += 1
except (socket_error, smtplib.SMTPSenderRefused, smtplib.SMTPRecipientsRefused, smtplib.SMTPAuthenticationError), err:
message.defer()
logging.info("message deferred due to failure: %s" % err)
MessageLog.objects.log(message, 3, log_message=str(err)) # @@@ avoid using literal result code
deferred += 1
finally:
logging.debug("releasing lock...")
lock.release()
logging.debug("released.")
logging.info("")
logging.info("%s sent; %s deferred; %s don't send" % (sent, deferred, dont_send))
logging.info("done in %.2f seconds" % (time.time() - start_time))
任何人都知道如何自定义此功能以不发送电子邮件的 message.when_to_send 字段大于当前时间?