/*
    * 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.renderkit.html.ext;
  
  import java.io.IOException;
  
  import javax.faces.component.UIComponent;
  import javax.faces.component.UIInput;
  import javax.faces.context.FacesContext;
  import javax.faces.context.ResponseWriter;
  
  import org.apache.myfaces.component.UserRoleUtils;
  import org.apache.myfaces.shared_tomahawk.renderkit.JSFAttr;
  import org.apache.myfaces.shared_tomahawk.renderkit.html.HTML;
  import org.apache.myfaces.shared_tomahawk.renderkit.html.HtmlRendererUtils;
  import org.apache.myfaces.shared_tomahawk.renderkit.html.HtmlSecretRendererBase;
  
  
  /**
   * @JSFRenderer
   *   renderKitId = "HTML_BASIC"
   *   family = "javax.faces.Input"
   *   type = "org.apache.myfaces.Secret"
   * 
   * @author Manfred Geiler (latest modification by $Author: lu4242 $)
   * @author Bruno Aranda
   * @version $Revision: 659874 $ $Date: 2008-05-24 15:59:15 -0500 (Sat, 24 May 2008) $
   */
  public class HtmlSecretRenderer
          extends HtmlSecretRendererBase
  {
      protected boolean isDisabled(FacesContext facesContext, UIComponent uiComponent)
      {
          if (!UserRoleUtils.isEnabledOnUserRole(uiComponent))
          {
              return true;
          }
          else
          {
              return super.isDisabled(facesContext, uiComponent);
          }
      }
  
      public void encodeEnd(FacesContext facesContext, UIComponent component)
      throws IOException
      {
          if(HtmlRendererUtils.isDisplayValueOnly(component))
          {
              renderInputValueOnly(facesContext,
                                   (UIInput) component);
          }
          else
          {
              super.encodeEnd(facesContext, component);
          }
      }
  
      protected void renderInputValueOnly(FacesContext facesContext, UIInput uiInput)
          throws IOException
      {
          ResponseWriter writer = facesContext.getResponseWriter();
  
          writer.startElement(HTML.SPAN_ELEM, uiInput);
  
          HtmlRendererUtils.writeIdIfNecessary(writer, uiInput, facesContext);
  
          HtmlRendererUtils.renderDisplayValueOnlyAttributes(uiInput, writer);
  
          // renders five asterisks instead of the component value
          writer.writeText("*****", JSFAttr.VALUE_ATTR);
  
          writer.endElement(HTML.SPAN_ELEM);
      }
  }