Drupal input filters in scala for play framework

gistfile1.txt

abstract trait InputFormat {
  def format(source: String): String
}

object LineBreakFormatter extends InputFormat {
  def format(source: String) = source.replaceAll("\n", "<br/>")
}

object HtmlEscapeFormatter extends InputFormat {
  def format(source: String) = play.api.templates.HtmlFormat.escape(source).body
}

object InputFormats {
  private val formaters = HtmlEscapeFormatter :: LineBreakFormatter :: Nil
  def format(source: String) = formaters.foldLeft(source)((result, formatter) => formatter.format(result))
}


//Example template useage: @Html(InputFormats.format(content))