package org.apache.turbine.services.template.mapper;

 /*

  * 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.

  */

 import org.apache.commons.lang3.StringUtils;

 import org.apache.turbine.services.TurbineServices;

 import org.apache.turbine.services.template.TemplateService;

 /**

  * This is a mapper like the BaseMapper but it returns its

  * results with the extension of the template names passed or (if no

  * extension is passed), the default extension.

  *

  * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>

  * @version $Id: BaseTemplateMapper.java 1844792 2018-10-24 21:47:54Z painter $

  */

 public abstract class BaseTemplateMapper

     extends BaseMapper

 {

     /** A prefix which is used to separate the various template types (screen, layouts, navigation) */

     protected String prefix = "";

     /**

      * Default C'tor. If you use this C'tor, you must use

      * the bean setter to set the various properties needed for

      * this mapper before first usage.

      */

     public BaseTemplateMapper()

     {

         super();

     }

     /**

      * Get the Prefix value.

      * @return the Prefix value.

      */

     public String getPrefix()

     {

         return prefix;

     }

     /**

      * Set the Prefix value.

      * @param prefix The new Prefix value.

      */

     public void setPrefix(String prefix)

     {

         this.prefix = prefix;

     }

     /**

      * Returns the default name for the passed Template.

      * If the template has no extension, the default extension

      * is added.

      * If the template is empty, the default template is

      * returned.

      *

      * @param template The template name.

      *

      * @return the mapped default name for the template.

      */

     @Override

     public String getDefaultName(String template)

     {

         String res = super.getDefaultName(template);

         // Does the Template Name component have an extension?

         String [] components

             = StringUtils.split(res, String.valueOf(separator));

         if (components[components.length -1 ].indexOf(TemplateService.EXTENSION_SEPARATOR) < 0)

         {

             StringBuilder resBuf = new StringBuilder();

             resBuf.append(res);

             String [] templateComponents = StringUtils.split(template, String.valueOf(TemplateService.TEMPLATE_PARTS_SEPARATOR));

             // Only the extension of the Template name component is interesting...

             int dotIndex = templateComponents[templateComponents.length -1].lastIndexOf(TemplateService.EXTENSION_SEPARATOR);

             if (dotIndex < 0)

             {

                 TemplateService templateService = (TemplateService)TurbineServices.getInstance().getService(TemplateService.SERVICE_NAME);

                 if (StringUtils.isNotEmpty(templateService.getDefaultExtension()))

                 {

                     resBuf.append(TemplateService.EXTENSION_SEPARATOR);

                     resBuf.append(templateService.getDefaultExtension());

                 }

             }

             else

             {

                 resBuf.append(templateComponents[templateComponents.length -1].substring(dotIndex));

             }

             res = resBuf.toString();

         }

         return res;

     }

 }