[NEW] mail_message_copy_in_partner

mail_message_copy_in_partner/models/__init__.py

@@ -0,0 +1 @@
+from . import mail_thread

mail_message_copy_in_partner/models/mail_thread.py

@@ -0,0 +1,14 @@
+from odoo import api, models, _
+
+
+class MailThread(models.AbstractModel):
+    _inherit = 'mail.thread'
+
+    @api.returns('mail.message', lambda value: value.id)
+    def message_post(self, body='', **kwargs):
+        #send message to related partner        
+        if hasattr(self, 'partner_id') and self.partner_id:
+            msg = _('<b>[%(object)s]</b> %(body)s',object=self._get_html_link(), body=body)
+            self.partner_id.message_post(body=msg, **kwargs)
+        return super(MailThread, self).message_post(body=body, **kwargs)
+