Timeline design and timescale update

app/controllers/desktop_orbit_controller.rb

@@ -4,15 +4,16 @@ class DesktopOrbitController< ApplicationController
 		render "desktop/orbit", :layout => false
 	end
 
-	def getevents
-		@event = params["event"]
-		@data = Array.new
-		@fromdate = params["from"]
-		case @event
-		when "papers"
-			@data = current_user.papers.where(:created_at.gt => Date.new(Integer(@fromdate[0]),Integer(@fromdate[1])-1),:created_at.lt => Date.new(Integer(@fromdate[0]),Integer(@fromdate[1])+1)).desc(:created_at)
+	def gettimelinespan
+		@get = params['get']
+		case @get
+			when "papers"
+				firstpaper = current_user.papers.all.first
+				lastpaper = current_user.papers.all.desc(:created_at).last
+				endyear = Integer(lastpaper.created_at.strftime("%Y"))
+				startyear = Integer(firstpaper.created_at.strftime("%Y"))
 		end
-		render :json=>@data.to_json
+		render :json=>{"startyear"=>startyear,"endyear"=>endyear}.to_json
 	end
 
 	def eventajaxload