[ADD] mail_message_thread: Threaded messages

mail_message_thread/README.rst

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+.. image:: https://img.shields.io/badge/license-LGPL--3-blue.svg
+   :target: http://www.gnu.org/licenses/lgpl.html
+   :alt: License: LGPL-3
+
+===================
+Mail Message Thread
+===================
+
+This module adds threads to messages, allowing for direct replies.
+
+Configuration
+=============
+
+Usage
+=====
+
+.. image:: https://odoo-community.org/website/image/ir.attachment/5784_f2813bd/datas
+   :alt: Try me on Runbot
+   :target: https://runbot.odoo-community.org/runbot/149/10.0
+
+Known Issues / Roadmap
+======================
+
+Known Issues
+------------
+
+Roadmap
+-------
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues 
+<https://github.com/OCA/server-tools/issues>`_. In case of trouble, please 
+check there if your issue has already been reported. If you spotted it first, 
+help us smash it by providing detailed and welcomed feedback.
+
+Credits
+=======
+
+Images
+------
+
+* Odoo Community Association: `Icon <https://github.com/OCA/maintainer-tools/blob/master/template/module/static/description/icon.svg>`_.
+
+Contributors
+------------
+
+* Dave Lasley <dave@laslabs.com>
+
+Maintainer
+----------
+
+.. image:: https://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: https://odoo-community.org
+
+This module is maintained by the OCA.
+
+OCA, or the Odoo Community Association, is a nonprofit organization whose
+mission is to support the collaborative development of Odoo features and
+promote its widespread use.
+
+To contribute to this module, please visit https://odoo-community.org.

mail_message_thread/__init__.py

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+# -*- coding: utf-8 -*-
+# Copyright 2017 LasLabs Inc.
+# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html).
+
+from . import models

mail_message_thread/__manifest__.py

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+# -*- coding: utf-8 -*-
+# Copyright 2017 LasLabs Inc.
+# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html).
+
+{
+    'name': 'Mail Message Thread',
+    'summary': 'Adds threading to messages, allowing for direct replies.',
+    'version': '10.0.1.0.0',
+    'category': 'Messaging',
+    'website': 'https://laslabs.com/',
+    'author': 'LasLabs, Odoo Community Association (OCA)',
+    'license': 'LGPL-3',
+    'application': False,
+    'installable': True,
+    'depends': [
+        'mail',
+    ],
+}

mail_message_thread/models/__init__.py

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+# -*- coding: utf-8 -*-
+# Copyright 2017 LasLabs Inc.
+# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html).
+
+from . import mail_message

mail_message_thread/models/mail_message.py

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+# -*- coding: utf-8 -*-
+# Copyright 2017 LasLabs Inc.
+# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html).
+
+from odoo import api, models
+
+
+class MailMessage(models.Model):
+
+    _name = 'mail.message'
+    _inherit = ['mail.message',
+                'mail.thread',
+                ]
+    _description = 'Mail Message (Threaded)'
+
+    @api.multi
+    def message_post(self, *args, **kwargs):
+        return super(
+            MailMessage,
+            self.with_context(mail_create_nolog=True),
+        ).message_post(*args, **kwargs)

mail_message_thread/tests/__init__.py

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+# -*- coding: utf-8 -*-
+# Copyright 2017 LasLabs Inc.
+# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html).
+
+from . import test_mail_message

mail_message_thread/tests/test_mail_message.py

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+# -*- coding: utf-8 -*-
+# Copyright 2017 LasLabs Inc.
+# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html).
+
+from odoo.tests.common import TransactionCase
+
+
+class TestMailMessage(TransactionCase):
+
+    def setUp(self):
+        super(TestMailMessage, self).setUp()
+        partner = self.env.user.partner_id
+        partner.message_post('Test Message')
+        self.message = partner.message_ids[-1]
+
+    def test_message_reply(self):
+        self.assertEqual(len(self.message.message_ids), 1)
+        self.message.message_post('Test Reply')
+        self.assertEqual(len(self.message.message_ids), 2)