Adrian Torres
4b38cc6590
Multi is the default api for methods, it is not necessary to explicitly decorate methods with it, adds clutter and most people use it because they see that the rest of the code uses it. Done with `find . -type f -name '*.py' | xargs sed -i '/@api.multi/d'`
416 lines
20 KiB
Python
416 lines
20 KiB
Python
# -*- coding: utf-8 -*-
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# Part of Odoo. See LICENSE file for full copyright and licensing details.
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import base64
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import datetime
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import logging
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import psycopg2
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import smtplib
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import threading
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import re
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from collections import defaultdict
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from email.utils import formataddr
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from odoo import _, api, fields, models
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from odoo import tools
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from odoo.addons.base.models.ir_mail_server import MailDeliveryException
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from odoo.tools.safe_eval import safe_eval
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_logger = logging.getLogger(__name__)
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class MailMail(models.Model):
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""" Model holding RFC2822 email messages to send. This model also provides
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facilities to queue and send new email messages. """
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_name = 'mail.mail'
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_description = 'Outgoing Mails'
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_inherits = {'mail.message': 'mail_message_id'}
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_order = 'id desc'
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_rec_name = 'subject'
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# content
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mail_message_id = fields.Many2one('mail.message', 'Message', required=True, ondelete='cascade', index=True, auto_join=True)
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body_html = fields.Text('Rich-text Contents', help="Rich-text/HTML message")
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references = fields.Text('References', help='Message references, such as identifiers of previous messages', readonly=1)
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headers = fields.Text('Headers', copy=False)
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# Auto-detected based on create() - if 'mail_message_id' was passed then this mail is a notification
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# and during unlink() we will not cascade delete the parent and its attachments
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notification = fields.Boolean('Is Notification', help='Mail has been created to notify people of an existing mail.message')
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# recipients: include inactive partners (they may have been archived after
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# the message was sent, but they should remain visible in the relation)
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email_to = fields.Text('To', help='Message recipients (emails)')
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email_cc = fields.Char('Cc', help='Carbon copy message recipients')
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recipient_ids = fields.Many2many('res.partner', string='To (Partners)',
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context={'active_test': False})
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# process
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state = fields.Selection([
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('outgoing', 'Outgoing'),
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('sent', 'Sent'),
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('received', 'Received'),
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('exception', 'Delivery Failed'),
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('cancel', 'Cancelled'),
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], 'Status', readonly=True, copy=False, default='outgoing')
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auto_delete = fields.Boolean(
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'Auto Delete',
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help="Permanently delete this email after sending it, to save space")
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failure_reason = fields.Text(
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'Failure Reason', readonly=1,
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help="Failure reason. This is usually the exception thrown by the email server, stored to ease the debugging of mailing issues.")
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scheduled_date = fields.Char('Scheduled Send Date',
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help="If set, the queue manager will send the email after the date. If not set, the email will be send as soon as possible.")
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@api.model
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def create(self, values):
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# notification field: if not set, set if mail comes from an existing mail.message
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if 'notification' not in values and values.get('mail_message_id'):
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values['notification'] = True
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new_mail = super(MailMail, self).create(values)
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if values.get('attachment_ids'):
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new_mail.attachment_ids.check(mode='read')
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return new_mail
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def write(self, vals):
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res = super(MailMail, self).write(vals)
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if vals.get('attachment_ids'):
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for mail in self:
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mail.attachment_ids.check(mode='read')
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return res
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def unlink(self):
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# cascade-delete the parent message for all mails that are not created for a notification
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mail_msg_cascade_ids = [mail.mail_message_id.id for mail in self if not mail.notification]
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res = super(MailMail, self).unlink()
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if mail_msg_cascade_ids:
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self.env['mail.message'].browse(mail_msg_cascade_ids).unlink()
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return res
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@api.model
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def default_get(self, fields):
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# protection for `default_type` values leaking from menu action context (e.g. for invoices)
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# To remove when automatic context propagation is removed in web client
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if self._context.get('default_type') not in type(self).message_type.base_field.selection:
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self = self.with_context(dict(self._context, default_type=None))
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return super(MailMail, self).default_get(fields)
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def mark_outgoing(self):
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return self.write({'state': 'outgoing'})
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def cancel(self):
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return self.write({'state': 'cancel'})
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@api.model
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def process_email_queue(self, ids=None):
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"""Send immediately queued messages, committing after each
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message is sent - this is not transactional and should
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not be called during another transaction!
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:param list ids: optional list of emails ids to send. If passed
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no search is performed, and these ids are used
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instead.
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:param dict context: if a 'filters' key is present in context,
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this value will be used as an additional
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filter to further restrict the outgoing
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messages to send (by default all 'outgoing'
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messages are sent).
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"""
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filters = ['&',
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('state', '=', 'outgoing'),
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'|',
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('scheduled_date', '<', datetime.datetime.now()),
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('scheduled_date', '=', False)]
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if 'filters' in self._context:
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filters.extend(self._context['filters'])
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# TODO: make limit configurable
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filtered_ids = self.search(filters, limit=10000).ids
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if not ids:
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ids = filtered_ids
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else:
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ids = list(set(filtered_ids) & set(ids))
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ids.sort()
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res = None
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try:
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# auto-commit except in testing mode
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auto_commit = not getattr(threading.currentThread(), 'testing', False)
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res = self.browse(ids).send(auto_commit=auto_commit)
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except Exception:
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_logger.exception("Failed processing mail queue")
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return res
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def _postprocess_sent_message(self, success_pids, failure_reason=False, failure_type=None):
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"""Perform any post-processing necessary after sending ``mail``
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successfully, including deleting it completely along with its
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attachment if the ``auto_delete`` flag of the mail was set.
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Overridden by subclasses for extra post-processing behaviors.
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:return: True
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"""
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notif_mails_ids = [mail.id for mail in self if mail.notification]
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if notif_mails_ids:
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notifications = self.env['mail.notification'].search([
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('notification_type', '=', 'email'),
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('mail_id', 'in', notif_mails_ids),
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('notification_status', 'not in', ('sent', 'canceled'))
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])
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if notifications:
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# find all notification linked to a failure
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failed = self.env['mail.notification']
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if failure_type:
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failed = notifications.filtered(lambda notif: notif.res_partner_id not in success_pids)
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failed.sudo().write({
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'notification_status': 'exception',
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'failure_type': failure_type,
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'failure_reason': failure_reason,
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})
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messages = notifications.mapped('mail_message_id').filtered(lambda m: m.is_thread_message())
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messages._notify_mail_failure_update() # notify user that we have a failure
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(notifications - failed).sudo().write({
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'notification_status': 'sent',
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'failure_type': '',
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'failure_reason': '',
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})
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if not failure_type or failure_type == 'RECIPIENT': # if we have another error, we want to keep the mail.
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mail_to_delete_ids = [mail.id for mail in self if mail.auto_delete]
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self.browse(mail_to_delete_ids).sudo().unlink()
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return True
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# ------------------------------------------------------
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# mail_mail formatting, tools and send mechanism
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# ------------------------------------------------------
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def _send_prepare_body(self):
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"""Return a specific ir_email body. The main purpose of this method
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is to be inherited to add custom content depending on some module."""
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self.ensure_one()
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return self.body_html or ''
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def _send_prepare_values(self, partner=None):
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"""Return a dictionary for specific email values, depending on a
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partner, or generic to the whole recipients given by mail.email_to.
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:param Model partner: specific recipient partner
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"""
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self.ensure_one()
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body = self._send_prepare_body()
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body_alternative = tools.html2plaintext(body)
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if partner:
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email_to = [formataddr((partner.name or 'False', partner.email or 'False'))]
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else:
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email_to = tools.email_split_and_format(self.email_to)
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res = {
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'body': body,
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'body_alternative': body_alternative,
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'email_to': email_to,
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}
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return res
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def _split_by_server(self):
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"""Returns an iterator of pairs `(mail_server_id, record_ids)` for current recordset.
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The same `mail_server_id` may repeat in order to limit batch size according to
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the `mail.session.batch.size` system parameter.
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"""
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groups = defaultdict(list)
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# Turn prefetch OFF to avoid MemoryError on very large mail queues, we only care
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# about the mail server ids in this case.
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for mail in self.with_context(prefetch_fields=False):
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groups[mail.mail_server_id.id].append(mail.id)
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sys_params = self.env['ir.config_parameter'].sudo()
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batch_size = int(sys_params.get_param('mail.session.batch.size', 1000))
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for server_id, record_ids in groups.items():
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for mail_batch in tools.split_every(batch_size, record_ids):
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yield server_id, mail_batch
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def send(self, auto_commit=False, raise_exception=False):
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""" Sends the selected emails immediately, ignoring their current
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state (mails that have already been sent should not be passed
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unless they should actually be re-sent).
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Emails successfully delivered are marked as 'sent', and those
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that fail to be deliver are marked as 'exception', and the
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corresponding error mail is output in the server logs.
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:param bool auto_commit: whether to force a commit of the mail status
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after sending each mail (meant only for scheduler processing);
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should never be True during normal transactions (default: False)
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:param bool raise_exception: whether to raise an exception if the
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email sending process has failed
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:return: True
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"""
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for server_id, batch_ids in self._split_by_server():
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smtp_session = None
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try:
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smtp_session = self.env['ir.mail_server'].connect(mail_server_id=server_id)
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except Exception as exc:
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if raise_exception:
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# To be consistent and backward compatible with mail_mail.send() raised
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# exceptions, it is encapsulated into an Odoo MailDeliveryException
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raise MailDeliveryException(_('Unable to connect to SMTP Server'), exc)
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else:
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batch = self.browse(batch_ids)
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batch.write({'state': 'exception', 'failure_reason': exc})
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batch._postprocess_sent_message(success_pids=[], failure_type="SMTP")
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else:
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self.browse(batch_ids)._send(
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auto_commit=auto_commit,
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raise_exception=raise_exception,
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smtp_session=smtp_session)
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_logger.info(
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'Sent batch %s emails via mail server ID #%s',
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len(batch_ids), server_id)
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finally:
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if smtp_session:
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smtp_session.quit()
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def _send(self, auto_commit=False, raise_exception=False, smtp_session=None):
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IrMailServer = self.env['ir.mail_server']
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IrAttachment = self.env['ir.attachment']
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for mail_id in self.ids:
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success_pids = []
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failure_type = None
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processing_pid = None
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mail = None
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try:
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mail = self.browse(mail_id)
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if mail.state != 'outgoing':
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if mail.state != 'exception' and mail.auto_delete:
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mail.sudo().unlink()
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continue
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# remove attachments if user send the link with the access_token
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body = mail.body_html or ''
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attachments = mail.attachment_ids
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for link in re.findall(r'/web/(?:content|image)/([0-9]+)', body):
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attachments = attachments - IrAttachment.browse(int(link))
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# load attachment binary data with a separate read(), as prefetching all
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# `datas` (binary field) could bloat the browse cache, triggerring
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# soft/hard mem limits with temporary data.
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attachments = [(a['name'], base64.b64decode(a['datas']), a['mimetype'])
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for a in attachments.sudo().read(['name', 'datas', 'mimetype'])]
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# specific behavior to customize the send email for notified partners
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email_list = []
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if mail.email_to:
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email_list.append(mail._send_prepare_values())
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for partner in mail.recipient_ids:
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values = mail._send_prepare_values(partner=partner)
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values['partner_id'] = partner
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email_list.append(values)
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# headers
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headers = {}
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ICP = self.env['ir.config_parameter'].sudo()
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bounce_alias = ICP.get_param("mail.bounce.alias")
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catchall_domain = ICP.get_param("mail.catchall.domain")
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if bounce_alias and catchall_domain:
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if mail.mail_message_id.is_thread_message():
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headers['Return-Path'] = '%s+%d-%s-%d@%s' % (bounce_alias, mail.id, mail.model, mail.res_id, catchall_domain)
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else:
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headers['Return-Path'] = '%s+%d@%s' % (bounce_alias, mail.id, catchall_domain)
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if mail.headers:
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try:
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headers.update(safe_eval(mail.headers))
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except Exception:
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pass
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# Writing on the mail object may fail (e.g. lock on user) which
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# would trigger a rollback *after* actually sending the email.
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# To avoid sending twice the same email, provoke the failure earlier
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mail.write({
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'state': 'exception',
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'failure_reason': _('Error without exception. Probably due do sending an email without computed recipients.'),
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})
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# Update notification in a transient exception state to avoid concurrent
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# update in case an email bounces while sending all emails related to current
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# mail record.
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notifs = self.env['mail.notification'].search([
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('notification_type', '=', 'email'),
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('mail_id', 'in', mail.ids),
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('notification_status', 'not in', ('sent', 'canceled'))
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])
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if notifs:
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notif_msg = _('Error without exception. Probably due do concurrent access update of notification records. Please see with an administrator.')
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notifs.sudo().write({
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'notification_status': 'exception',
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'failure_type': 'UNKNOWN',
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'failure_reason': notif_msg,
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})
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# build an RFC2822 email.message.Message object and send it without queuing
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res = None
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for email in email_list:
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msg = IrMailServer.build_email(
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email_from=mail.email_from,
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email_to=email.get('email_to'),
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subject=mail.subject,
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body=email.get('body'),
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body_alternative=email.get('body_alternative'),
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email_cc=tools.email_split(mail.email_cc),
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reply_to=mail.reply_to,
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attachments=attachments,
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message_id=mail.message_id,
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references=mail.references,
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object_id=mail.res_id and ('%s-%s' % (mail.res_id, mail.model)),
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subtype='html',
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subtype_alternative='plain',
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headers=headers)
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processing_pid = email.pop("partner_id", None)
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try:
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res = IrMailServer.send_email(
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msg, mail_server_id=mail.mail_server_id.id, smtp_session=smtp_session)
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if processing_pid:
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success_pids.append(processing_pid)
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processing_pid = None
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except AssertionError as error:
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if str(error) == IrMailServer.NO_VALID_RECIPIENT:
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failure_type = "RECIPIENT"
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# No valid recipient found for this particular
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# mail item -> ignore error to avoid blocking
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# delivery to next recipients, if any. If this is
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# the only recipient, the mail will show as failed.
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_logger.info("Ignoring invalid recipients for mail.mail %s: %s",
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mail.message_id, email.get('email_to'))
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else:
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raise
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if res: # mail has been sent at least once, no major exception occured
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mail.write({'state': 'sent', 'message_id': res, 'failure_reason': False})
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_logger.info('Mail with ID %r and Message-Id %r successfully sent', mail.id, mail.message_id)
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# /!\ can't use mail.state here, as mail.refresh() will cause an error
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# see revid:odo@openerp.com-20120622152536-42b2s28lvdv3odyr in 6.1
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mail._postprocess_sent_message(success_pids=success_pids, failure_type=failure_type)
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except MemoryError:
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# prevent catching transient MemoryErrors, bubble up to notify user or abort cron job
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# instead of marking the mail as failed
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_logger.exception(
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'MemoryError while processing mail with ID %r and Msg-Id %r. Consider raising the --limit-memory-hard startup option',
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mail.id, mail.message_id)
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# mail status will stay on ongoing since transaction will be rollback
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raise
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except (psycopg2.Error, smtplib.SMTPServerDisconnected):
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# If an error with the database or SMTP session occurs, chances are that the cursor
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# or SMTP session are unusable, causing further errors when trying to save the state.
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_logger.exception(
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'Exception while processing mail with ID %r and Msg-Id %r.',
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mail.id, mail.message_id)
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raise
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except Exception as e:
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failure_reason = tools.ustr(e)
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_logger.exception('failed sending mail (id: %s) due to %s', mail.id, failure_reason)
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mail.write({'state': 'exception', 'failure_reason': failure_reason})
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mail._postprocess_sent_message(success_pids=success_pids, failure_reason=failure_reason, failure_type='UNKNOWN')
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if raise_exception:
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if isinstance(e, (AssertionError, UnicodeEncodeError)):
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if isinstance(e, UnicodeEncodeError):
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value = "Invalid text: %s" % e.object
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else:
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# get the args of the original error, wrap into a value and throw a MailDeliveryException
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# that is an except_orm, with name and value as arguments
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value = '. '.join(e.args)
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raise MailDeliveryException(_("Mail Delivery Failed"), value)
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raise
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if auto_commit is True:
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self._cr.commit()
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return True
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