/*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you 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 org.apache.myfaces.view.facelets.tag.jsf.html;

 import javax.faces.view.facelets.Tag;

 import javax.faces.view.facelets.TagAttribute;

 import javax.faces.view.facelets.TagAttributes;

 import javax.faces.view.facelets.TagDecorator;

 import org.apache.myfaces.view.facelets.tag.TagAttributesImpl;

 /**

  * @author Jacob Hookom

  * @version $Id$

  */

 public final class HtmlDecorator implements TagDecorator

 {

     public final static String XHTML_NAMESPACE = "http://www.w3.org/1999/xhtml";

     public final static HtmlDecorator INSTANCE = new HtmlDecorator();

     /**

      * 

      */

     public HtmlDecorator()

     {

         super();

     }

     /*

      * (non-Javadoc)

      * 

      * @see org.apache.myfaces.view.facelets.tag.TagDecorator#decorate(org.apache.myfaces.view.facelets.tag.Tag)

      */

     public Tag decorate(Tag tag)

     {

         if (XHTML_NAMESPACE.equals(tag.getNamespace()))

         {

             String n = tag.getLocalName();

             if ("a".equals(n))

             {

                 return new Tag(tag.getLocation(), HtmlLibrary.NAMESPACE, "commandLink", tag.getQName(), tag

                         .getAttributes());

             }

             if ("form".equals(n))

             {

                 return new Tag(tag.getLocation(), HtmlLibrary.NAMESPACE, "form", tag.getQName(), tag.getAttributes());

             }

             if ("input".equals(n))

             {

                 TagAttribute attr = tag.getAttributes().get("type");

                 if (attr != null)

                 {

                     String t = attr.getValue();

                     TagAttributes na = removeType(tag.getAttributes());

                     if ("text".equals(t))

                     {

                         return new Tag(tag.getLocation(), HtmlLibrary.NAMESPACE, "inputText", tag.getQName(), na);

                     }

                     if ("password".equals(t))

                     {

                         return new Tag(tag.getLocation(), HtmlLibrary.NAMESPACE, "inputSecret", tag.getQName(), na);

                     }

                     if ("hidden".equals(t))

                     {

                         return new Tag(tag.getLocation(), HtmlLibrary.NAMESPACE, "inputHidden", tag.getQName(), na);

                     }

                     if ("submit".equals(t))

                     {

                         return new Tag(tag.getLocation(), HtmlLibrary.NAMESPACE, "commandButton", tag.getQName(), na);

                     }

                 }

             }

         }

         return null;

     }

     private static TagAttributes removeType(TagAttributes attrs)

     {

         TagAttribute[] o = attrs.getAll();

         TagAttribute[] a = new TagAttribute[o.length - 1];

         int p = 0;

         for (int i = 0; i < o.length; i++)

         {

             if (!"type".equals(o[i].getLocalName()))

             {

                 a[p++] = o[i];

             }

         }

         return new TagAttributesImpl(a);

     }

 }