latest Aston req from OPT team

app/controllers/transactions/surveys_controller.rb

@@ -1,5 +1,28 @@
 class Transactions::SurveysController < ApplicationController
   def index
-  	@surveys = Survey.all
+  	filter   = params[:filter]
+  	from   = params[:from]
+	to     = params[:to]
+
+	if filter.nil? && from.nil? && to.nil?
+	    surveys = Survey.all
+	else
+	    surveys = Survey.search(filter,from,to)
+	end    
+	    
+	if !surveys.nil?
+		@surveys = Kaminari.paginate_array(surveys).page(params[:page]).per(20)
+	else
+		@surveys = []
+	end
+
+	@filter     = filter
+	@from       = from
+	@to         = to
+	
+	respond_to do |format|
+		format.html # index.html.erb
+		format.json { render json: @surveys }
+	end
   end
 end