From 0dca4c277b6438788d9cbd428210699ddd145fab Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juanjo=20Baz=C3=A1n?= <jjbazan@gmail.com>
Date: Mon, 31 Aug 2015 13:35:56 +0200
Subject: [PATCH] adds Setting validation

---
 app/models/setting.rb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/app/models/setting.rb b/app/models/setting.rb
index 1a52ebe60..8e1504bf3 100644
--- a/app/models/setting.rb
+++ b/app/models/setting.rb
@@ -1,4 +1,7 @@
 class Setting < ActiveRecord::Base
+
+  validates :key, presence: true, uniqueness: true
+
   default_scope { order(key: :desc) }
 
   def self.value_for(key)