Play 2.0 Make Global onRouteRequest use a particular controller action if a specific header is there edit

Global.scala

import controllers.{routes, Application}
import play.api._
import play.api.mvc._
import play.api.mvc.Results._
import play.api.Play.current
import controllers.Utils._

object Global extends GlobalSettings {

  override def onRouteRequest(request: RequestHeader): Option[Handler] = {
    if (request.headers.toMap.filter(x => x._1.toLowerCase.contains("propfind")).isEmpty) { //i'd refactor this into something better
      super.onRouteRequest(request) //if no proprfind in the headers do the ususal thing
    } else {
      Some(Application.pi()) // or else call an action
    }
  }


}
//test
//curl "http://localhost:9000/wwwww" 
//curl -H "propfind: coolaid" "http://localhost:9000/wwwww"