[9.0] [IMP] Web Environment Ribbon: support variables in ribbon name (eg db_name) (#621)

* [ADD] .eggs in gitignore

* [IMP] Web Environment Ribbon: add backend
This commit adds a simple bakend to facilitate inheritance

* [IMP] Web Environment Ribbon: add the databse name
This commit adds the database name under the ribbon name, in the ribbon

* [IMP] Web Environment Ribbon: prepare method for ribbon name

* [IMP] README: explain how to use db_name

web_environment_ribbon/models/web_environment_ribbon_backend.py

@@ -0,0 +1,33 @@
+# -*- coding: utf-8 -*-
+# Copyright 2017 ACSONE SA/NV
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from openerp import api, models
+
+
+class WebEnvironmentRibbonBackend(models.Model):
+
+    _name = 'web.environment.ribbon.backend'
+    _description = 'Web Environment Ribbon Backend'
+
+    @api.model
+    def _prepare_ribbon_name(self):
+        db_name = self.env.cr.dbname
+        name = self.env['ir.config_parameter'].get_param('ribbon.name')
+        name = name.format(db_name=db_name)
+        return name
+
+    @api.model
+    def get_environment_ribbon(self):
+        """
+        This method returns the ribbon data from ir config parameters
+        :return: dictionary
+        """
+        ir_config_model = self.env['ir.config_parameter']
+        name = self._prepare_ribbon_name()
+        return {
+            'name': name,
+            'color': ir_config_model.get_param('ribbon.color'),
+            'background_color': ir_config_model.get_param(
+                'ribbon.background.color'),
+        }