[ADD] add module web_fetchmail_no_followers

With this module  Odoo will not add email authors to the followers, system wide

web_fetchmail_no_followers/README.rst

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+Description
+-----------
+Don't add email authors as followers when
+receiving a message on any object.

web_fetchmail_no_followers/__init__.py

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+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    OpenERP, Open Source Management Solution
+#    Copyright (C) 2010-2013 OpenERP s.a. (<http://openerp.com>).
+#    Copyright (C) 2013 ThinkOpen Solutions Brasil (<http://www.tkobr.com>).
+#    Author Carlos Almeida <carlos.almeida at tkobr.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+from . import model

web_fetchmail_no_followers/__openerp__.py

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+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    OpenERP, Open Source Management Solution
+#    Copyright (C) 2010-2013 OpenERP s.a. (<http://openerp.com>).
+#    Copyright (C) 2013 ThinkOpen Solutions Brasil (<http://www.tkobr.com>).
+#    Author Carlos Almeida <carlos.almeida at tkobr.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+{
+    'name': 'Do not add followers on fetching mail',
+    'version': '8.0.0.1.0',
+    'author': "ThinkOpen Solutions Brasil, Odoo Community Association (OCA)",
+    'category': 'Web',
+    'website': 'http://www.tkobr.com',
+    'license': 'AGPL-3',
+    'images': [],
+    'depends': ['mail'],
+    'data': [],
+}

web_fetchmail_no_followers/i18n/web_fetchmail_no_followers.pot

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+# Translation of OpenERP Server.
+# This file contains the translation of the following modules:
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: OpenERP Server 8.0\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2016-01-15 14:24+0000\n"
+"PO-Revision-Date: 2016-01-15 16:24+0100\n"
+"Last-Translator: M\n"
+"Language-Team: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: \n"
+

web_fetchmail_no_followers/model/__init__.py

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+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    OpenERP, Open Source Management Solution
+#    Copyright (C) 2010-2013 OpenERP s.a. (<http://openerp.com>).
+#    Copyright (C) 2013 ThinkOpen Solutions Brasil (<http://www.tkobr.com>).
+#    Author Carlos Almeida <carlos.almeida at tkobr.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+from . import mail_thread

web_fetchmail_no_followers/model/mail_thread.py

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+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    OpenERP, Open Source Management Solution
+#    Copyright (C) 2010-2013 OpenERP s.a. (<http://openerp.com>).
+#    Copyright (C) 2013 ThinkOpen Solutions Brasil (<http://www.tkobr.com>).
+#    Author Carlos Almeida <carlos.almeida at tkobr.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+from openerp.addons.mail.mail_thread import mail_thread
+from openerp import models, api
+
+
+message_post_super = mail_thread.message_post
+
+
+@api.cr_uid_ids_context
+def MailNoFollowersMessagePost(self, cr, uid, thread_id, body='', subject=None,
+                 type='notification', subtype=None, parent_id=False,
+                 attachments=None, context=None, content_subtype='html',
+                 **kwargs):
+
+    nosub_ctx = dict(context, mail_create_nosubscribe=True,
+                     mail_create_nolog=True)
+
+    thread_id = message_post_super(self, cr, uid, thread_id, body=body,
+                                   subject=subject, type=type,
+                                   subtype=subtype, parent_id=parent_id,
+                                   attachments=attachments, context=nosub_ctx,
+                                   content_subtype=content_subtype, **kwargs)
+    return thread_id
+
+
+class MailNoFollowers(models.Model):
+    ''' I define this class so this code will be executed only if module
+        is installed in database. Otherwise it will be always executed.
+        Odoo call __init__ once on install and once on uninstall.
+        This way we switch to standard method without a server restart. 
+    '''
+    _name = 'mail.thread'
+
+    def __init__(self, *arg, **kwargs):
+        if mail_thread.message_post == message_post_super:
+            mail_thread.message_post = MailNoFollowersMessagePost
+        else:
+            mail_thread.message_post = message_post_super