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Lift Framework example source code file (XmlMenu.scala)

This example Lift Framework source code file (XmlMenu.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Lift Framework tags/keywords

menu, menu, nodeseq, nodeseq, seq, seq, xmlmenu, xmlmenu

The Lift Framework XmlMenu.scala source code

/*
 * Copyright 2009-2011 WorldWide Conferencing, LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.liftweb
package sitemap

import scala.xml.NodeSeq


/**
 * The beginning of an experiment to provide a capability to define
 * the sitemap menu in xml. Currently pretty limited.
 * menu elements have a name attribute, and contain text and link
 * elements, and optionally multiple menu elemnts.
 * The contents of the text element is the menu display x(ht)ml,
 * and the contents of the link element is an array of
 * path components in JSON array syntax.
 *
 * @author nafg
 */
object XmlMenu {
  def apply(xml: NodeSeq): Seq[Menu] = for(node<-xml) yield node match {
    case m @ <menu>{ children @ _* } =>
      val name = m \ "@name" text
      val text = NodeSeq.fromSeq((m \ "text" iterator) flatMap {_.child.iterator} toSeq)
      val link = util.JSONParser.parse(m \ "link" text).get.asInstanceOf[List[Any]].map(_.asInstanceOf[String])
      Menu(Loc(name, link, text), apply(m \ "menu") : _*)
  }
}

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