Allow to configure settings with rake task

lib/tasks/setting.rake

@@ -0,0 +1,14 @@
+namespace :setting do
+  desc "Allow to set a Setting: rake setting:set[key1=value1,key2=value2]"
+  task :set => :environment do |t,args|
+    args.extras.each do |tuple|
+      key, value = tuple.split("=")
+      setting = Setting.find_by_name(key)
+      if setting.nil?
+        Setting.create! name: key, value: value
+      else
+        setting.update_attributes! value: value
+      end
+    end
+  end
+end