Solution to: http://stackoverflow.com/questions/16992382/how-to-update-a-mongo-record-using-rogue-with-mongocaseclassfield-when-case-clas/19913815#19913815

RogueExtension.scala

package whatever;
import java.util.{ List => JList, Map => JMap }

import com.foursquare.rogue.LiftRogue._
import com.foursquare.rogue.{
  AbstractQueryField,
  AbstractModifyField,
  EqClause,
  ModifyClause,
  ModOps,
  QueryHelpers
}
import net.liftweb.json.DefaultFormats;
import net.liftweb.json.JObject;
import net.liftweb.json.Extraction.decompose
import net.liftweb.http.js.JsExp;
import net.liftweb.record.Field;
import net.liftweb.mongodb.record.BsonRecord;
import net.liftweb.mongodb.record.field.{ Password, MongoPasswordField }
import net.liftweb.record.field.PasswordField
import com.foursquare.rogue.LiftRogue._

object RogueExtensions {
  class EnumCaseClassModifyField[M <: BsonRecord[M]](field: RField[MyCaseClassWithEnum, M]) extends AbstractModifyField[MyCaseClassWithEnum, String, JMap[String, MyEnum#Value], M)(field) {
    override def valueToDB(value: MyCaseClassWithEnum): JMap[String, MyEnum#Value] {
      val map = Map("name" -> value.name, "value" -> value.value)
      QueryHelpers.makeJavaMap(map);
    }
  
    override def setTo(p: MyCaseClassWithEnum): ModifyClause = {             
      val map = Map("name" -> p.name, "value" -> p.value);
      new ModifyClause(ModOps.Set, field.name -> QueryHelpers.makeJavaMap(map))
    }
  }
  
  implicit def enumFieldToModifyField[M <: BsonRecord[M]](f: Field[MyCaseClassWithEnum, M]): EnumCaseClassModifyField[M] = new EnumCaseClassModifyField(f);
  implicit def rogueEnumFieldToModifyField[M <: BsonRecord[M]])(f: RField[MyCaseClassWithEnum, M]): EnumCaseClassModifyField[M] = new EnumCaseClassModifyField(f);
}