1 files changed, 13 insertions, 0 deletions
diff --git a/app/models/route_element.rb b/app/models/route_element.rb
index 6f6fd3f..d3302ea 100644
--- a/app/models/route_element.rb
+++ b/app/models/route_element.rb
@@ -1,10 +1,23 @@
 class RouteElement < ActiveRecord::Base
+  ELEMENT_ACTIONS = ['match', 'not_match', 'set_route_var', 'set_header']
+
   attr_accessible :call_route_id, :var_in, :var_out, :pattern, :replacement, :action, :mandatory, :position
 
   belongs_to :call_route
 
   acts_as_list :scope => :call_route
 
+  validates :var_in,
+            :presence => true
+
+  validates :pattern,
+            :presence => true
+
+  validates :action,
+            :presence => true,
+            :inclusion => { :in => ELEMENT_ACTIONS }
+
+
   def to_s
     "#{var_in} #{var_out}"
   end