def send(self, auto_commit=False, raise_exception=False):
""" Sends the selected emails immediately, ignoring their current
state (mails that have already been sent should not be passed
unless they should actually be re-sent).
Emails successfully delivered are marked as 'sent', and those
that fail to be deliver are marked as 'exception', and the
corresponding error mail is output in the server logs.
:param bool auto_commit: whether to force a commit of the mail status
after sending each mail (meant only for scheduler processing);
should never be True during normal transactions (default: False)
:param bool raise_exception: whether to raise an exception if the
email sending process has failed
:return: True
"""
for server_id, batch_ids in self._split_by_server():
smtp_session = None
try:
smtp_session = self.env['ir.mail_server'].connect(
mail_server_id=server_id)
except Exception as exc:
if raise_exception:
# To be consistent and backward compatible with mail_mail.send() raised
# exceptions, it is encapsulated into an Flectra MailDeliveryException
raise MailDeliveryException(
_('Unable to connect to SMTP Server'), exc)
else:
self.browse(batch_ids).write({
'state': 'exception',
'failure_reason': exc
})
else:
self.browse(batch_ids)._send(auto_commit=auto_commit,
raise_exception=raise_exception,
smtp_session=smtp_session)
_logger.info('Sent batch %s emails via mail server ID #%s',
len(batch_ids), server_id)
finally:
if smtp_session:
smtp_session.quit()
def _send(self,
auto_commit=False,
raise_exception=False,
smtp_session=None):
IrMailServer = self.env['ir.mail_server']
for mail_id in self.ids:
try:
mail = self.browse(mail_id)
if mail.state != 'outgoing':
if mail.state != 'exception' and mail.auto_delete and \
mail.keep_days < 0:
mail.sudo().unlink()
continue
# TDE note: remove me when model_id field is present on mail.message - done here to avoid doing it multiple times in the sub method
if mail.model:
model = self.env['ir.model']._get(mail.model)[0]
else:
model = None
if model:
mail = mail.with_context(model_name=model.name)
# load attachment binary data with a separate read(), as prefetching all
# `datas` (binary field) could bloat the browse cache, triggerring
# soft/hard mem limits with temporary data.
attachments = [(a['datas_fname'], base64.b64decode(a['datas']),
a['mimetype'])
for a in mail.attachment_ids.sudo().read(
['datas_fname', 'datas', 'mimetype'])]
# specific behavior to customize the send email for notified partners
email_list = []
if mail.email_to:
email_list.append(mail.send_get_email_dict())
for partner in mail.recipient_ids:
email_list.append(
mail.send_get_email_dict(partner=partner))
# headers
headers = {}
ICP = self.env['ir.config_parameter'].sudo()
bounce_alias = ICP.get_param("mail.bounce.alias")
catchall_domain = ICP.get_param("mail.catchall.domain")
if bounce_alias and catchall_domain:
if mail.model and mail.res_id:
headers['Return-Path'] = '%s+%d-%s-%d@%s' % (
bounce_alias, mail.id, mail.model, mail.res_id,
catchall_domain)
else:
headers['Return-Path'] = '%s+%d@%s' % (
bounce_alias, mail.id, catchall_domain)
if mail.headers:
try:
headers.update(safe_eval(mail.headers))
except Exception:
pass
# Writing on the mail object may fail (e.g. lock on user) which
# would trigger a rollback *after* actually sending the email.
# To avoid sending twice the same email, provoke the failure earlier
mail.write({
'state':
'exception',
'failure_reason':
_('Error without exception. Probably due do sending an email without computed recipients.'
),
})
mail_sent = False
# build an RFC2822 email.message.Message object and send it without queuing
res = None
for email in email_list:
msg = IrMailServer.build_email(
email_from=mail.email_from,
email_to=email.get('email_to'),
subject=mail.subject,
body=email.get('body'),
body_alternative=email.get('body_alternative'),
email_cc=tools.email_split(mail.email_cc),
reply_to=mail.reply_to,
attachments=attachments,
message_id=mail.message_id,
references=mail.references,
object_id=mail.res_id
and ('%s-%s' % (mail.res_id, mail.model)),
subtype='html',
subtype_alternative='plain',
headers=headers)
try:
res = IrMailServer.send_email(
msg,
mail_server_id=mail.mail_server_id.id,
smtp_session=smtp_session)
except AssertionError as error:
if str(error) == IrMailServer.NO_VALID_RECIPIENT:
# No valid recipient found for this particular
# mail item -> ignore error to avoid blocking
# delivery to next recipients, if any. If this is
# the only recipient, the mail will show as failed.
_logger.info(
"Ignoring invalid recipients for mail.mail %s: %s",
mail.message_id, email.get('email_to'))
else:
raise
if res:
mail.write({
'state': 'sent',
'message_id': res,
'failure_reason': False
})
mail_sent = True
# /!\ can't use mail.state here, as mail.refresh() will cause an error
# see revid:[email protected] in 6.1
if mail_sent:
_logger.info(
'Mail with ID %r and Message-Id %r successfully sent',
mail.id, mail.message_id)
mail._postprocess_sent_message(mail_sent=mail_sent)
except MemoryError:
# prevent catching transient MemoryErrors, bubble up to notify user or abort cron job
# instead of marking the mail as failed
_logger.exception(
'MemoryError while processing mail with ID %r and Msg-Id %r. Consider raising the --limit-memory-hard startup option',
mail.id, mail.message_id)
raise
except psycopg2.Error:
# If an error with the database occurs, chances are that the cursor is unusable.
# This will lead to an `psycopg2.InternalError` being raised when trying to write
# `state`, shadowing the original exception and forbid a retry on concurrent
# update. Let's bubble it.
raise
except Exception as e:
failure_reason = tools.ustr(e)
_logger.exception('failed sending mail (id: %s) due to %s',
mail.id, failure_reason)
mail.write({
'state': 'exception',
'failure_reason': failure_reason
})
mail._postprocess_sent_message(mail_sent=False)
if raise_exception:
if isinstance(e, AssertionError):
# get the args of the original error, wrap into a value and throw a MailDeliveryException
# that is an except_orm, with name and value as arguments
value = '. '.join(e.args)
raise MailDeliveryException(_("Mail Delivery Failed"),
value)
raise
if auto_commit is True:
self._cr.commit()
return True