Templates.scala

//current is a reference to the Application object
import play.api.Play.current

object Templates extends Controller {
  //name is the template name
  //callback is the jQuery jsonp function name as in jQuery17104730278281494975_1332396095851
  def load(name: String, callback: String) = Action { request =>
    val path = current.getFile("/templates/%s.handlebars.html".format(name));
    val content = Files.readFile(path)
    //making the file content javascript ready
    val escaped = content.replace("\"", "\\\"").replace("\n", "\\n\\\n")
    //making the escaped content jsonp ready as in jQuery17104730278281494975_1332396095851("<div id=\"q ....
    Ok("""%s("%s")""".format(callback, escaped))
  }
}