A lift Record Field for storing and converting Markdown. Uses Actuarius - https://github.com/chenkelmann/actuarius

MarkdownTypedField.scala

package code.model

import scala.xml._

import net.liftweb.util._
import net.liftweb.common._
import net.liftweb.http.S
import net.liftweb.record._
import net.liftweb.record.field._
import S._
import Helpers._

// https://github.com/chenkelmann/actuarius
import eu.henkelmann.actuarius._

class NoVerbatimTransformer extends Transformer with Decorator {
  override def deco = this
  override def allowVerbatimXml: Boolean = false
}

trait MarkdownTypedField extends TextareaTypedField {
  lazy val transformer = new NoVerbatimTransformer

  override def asHtml: NodeSeq = valueBox
    .flatMap { v => tryo(XML.loadString("<div>%s</div>".format(transformer(v)))) }
    .openOr(<div>Error converting text to HTML</div>)
}

class MarkdownField[OwnerType <: Record[OwnerType]](rec: OwnerType, maxLength: Int)
  extends StringField(rec, maxLength) with MarkdownTypedField

class OptionalMarkdownField[OwnerType <: Record[OwnerType]](rec: OwnerType, maxLength: Int)
  extends OptionalStringField(rec, maxLength) with MarkdownTypedField