[ADD] new module base_mail_bcc (#56)

* [ADD] new module base_mail_bcc

* [IMP] correct typos in README, change name of configuration parameter

* [REF] cleaned up code

* [IMP] base_mail_bcc: replicate exact API of super method

* [IMP] base_mail_bcc: add test code

* [REF] base_mail_bcc: code clean-up

* [IMP] base_mail_bcc: improve test coverage by triggering BCC-append case

base_mail_bcc/README.rst

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+.. image:: https://img.shields.io/badge/licence-AGPL--3-blue.svg
+   :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+   :alt: License: AGPL-3
+
+==============
+BCC all emails
+==============
+
+This module extends the email mechanism to allow for sending a blind carbon copy (BCC)
+of all outgoing emails to configurable e-mail addresses.
+
+Configuration
+=============
+
+To configure this module, you need to:
+
+* Go to Settings > Parameters > System Parameters
+* Create a new entry with key `base_mail_bcc.bcc_to` and set the desired e-mail addresses for BCC as value. This value must be a comma-separated list of valid e-mail addresses.
+
+.. image:: https://odoo-community.org/website/image/ir.attachment/5784_f2813bd/datas
+   :alt: Try me on Runbot
+   :target: https://runbot.odoo-community.org/runbot/205/8.0
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues
+<https://github.com/OCA/social/issues>`_. In case of trouble, please
+check there if your issue has already been reported. If you spotted it first,
+help us smashing it by providing a 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
+------------
+
+* Thomas Rehn <thomas.rehn@initos.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.

base_mail_bcc/__init__.py

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+# -*- coding: utf-8 -*-
+# © 2014-2016 Thomas Rehn (initOS GmbH)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from . import models

base_mail_bcc/__openerp__.py

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+# -*- coding: utf-8 -*-
+# © 2014-2016 Thomas Rehn (initOS GmbH)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+{
+    "name": "BCC all emails",
+    "version": "8.0.1.0.0",
+    "depends": ["base"],
+    'author': 'initOS GmbH, Odoo Community Association (OCA)',
+    "category": "Tools",
+    'license': 'AGPL-3',
+    'data': [
+    ],
+    'demo': ['demo/mail_bcc_demo.xml'],
+    'test': [
+    ],
+    'installable': True,
+    'auto_install': False,
+}

base_mail_bcc/demo/mail_bcc_demo.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<openerp>
+    <data noupdate="1">
+        <record id="mail_bcc" model="ir.config_parameter">
+            <field name="key">base_mail_bcc.bcc_to</field>
+            <field name="value">root@example.com</field>
+        </record>
+    </data>
+</openerp>

base_mail_bcc/models/__init__.py

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+# -*- coding: utf-8 -*-
+# © 2014-2016 Thomas Rehn (initOS GmbH)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from . import ir_mail_server

base_mail_bcc/models/ir_mail_server.py

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+# -*- coding: utf-8 -*-
+# © 2014-2017 Thomas Rehn (initOS GmbH)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+from email.Utils import COMMASPACE
+
+from openerp import models, api
+
+
+class IrMailServer(models.Model):
+    _inherit = "ir.mail_server"
+
+    @api.model
+    def send_email(self, message, mail_server_id=None, smtp_server=None,
+                   smtp_port=None, smtp_user=None, smtp_password=None,
+                   smtp_encryption=None, smtp_debug=False):
+        """"Add global bcc email addresses"""
+
+        # These are added here in send_email instead of build_email
+        #  because build_email is independent from the database and does not
+        #  have a cursor as parameter.
+
+        ir_config_parameter = self.env["ir.config_parameter"]
+        config_email_bcc = ir_config_parameter.\
+            get_param("base_mail_bcc.bcc_to")
+
+        if config_email_bcc:
+            config_email_bcc = config_email_bcc.encode('ascii')
+            existing_bcc = []
+            if message['Bcc']:
+                existing_bcc.append(message['Bcc'])
+                del message['Bcc']
+            message['Bcc'] = COMMASPACE.join(
+                existing_bcc + config_email_bcc.split(',')
+            )
+
+        return super(IrMailServer, self).send_email(
+            message, mail_server_id=mail_server_id, smtp_server=smtp_server,
+            smtp_port=smtp_port, smtp_user=smtp_user,
+            smtp_password=smtp_password, smtp_encryption=smtp_encryption,
+            smtp_debug=smtp_debug
+        )

base_mail_bcc/tests/__init__.py

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+# -*- coding: utf-8 -*-
+# © 2017 initOS GmbH <https://www.initos.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+from . import test_base_mail_bcc

base_mail_bcc/tests/test_base_mail_bcc.py

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+# -*- coding: utf-8 -*-
+# © 2017 initOS GmbH <https://www.initos.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+import mock
+
+from openerp.tests.common import TransactionCase
+
+
+class TestBaseMailBcc(TransactionCase):
+    def test_base_mail_bcc(self):
+        ir_mail_server = self.env['ir.mail_server']
+        message = ir_mail_server.build_email(
+            email_from='admin@example.com',
+            email_to='admin@example.com',
+            email_bcc='unused@example.com',
+            subject='An example E-Mail',
+            body='With an example body',
+        )
+        with mock.patch("smtplib.SMTP"):
+            ir_mail_server.send_email(message)