lila/app/controllers/Stat.scala

package controllers

import play.api.mvc._, Results._

import lila.app._
import views._

object Stat extends LilaController {

  def ratingDistribution(perfKey: lila.rating.Perf.Key) = Open { implicit ctx =>
    lila.rating.PerfType(perfKey).filter(lila.rating.PerfType.nonPuzzle.contains) match {
      case Some(perfType) => Env.user.cached.ratingDistribution(perfType.key) map { data =>
        Ok(html.stat.ratingDistribution(perfType, data))
      }
      case _ => notFound
    }
  }
}