Sanitizing Json data in Scala Play

gistfile1.scala

  implicit val transformFormat: Reads[JsObject] = {
    (__ \ 'situation).json.update(of[JsString].map {
      case JsString(situation) => JsString(Sanitizer.toMarkDown(situation))
    }) andThen
      (__ \ 'solution).json.update(of[JsString].map {
        case JsString(solution) => JsString(Sanitizer.toMarkDown(solution))
      }) andThen
      (__ \ 'name).json.update(of[JsString].map {
        case JsString(raw) => JsString(Sanitizer.toText(raw))
      }) andThen
      (__ \ 'company).json.update(of[JsString].map {
        case JsString(raw) => JsString(Sanitizer.toText(raw))
      }) andThen
      (__ \ 'tags).json.update(
        __.read[JsArray].map {
          tags => JsArray(tags.as[List[String]].map {
            tag => JsString(Sanitizer.toText(tag))
          })
        }.orElse(Reads.pure(new JsArray)))
  }