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    1   package org.apache.turbine.services.template.mapper;
    2
    3
    4   /*
    5    * Licensed to the Apache Software Foundation (ASF) under one
    6    * or more contributor license agreements.  See the NOTICE file
    7    * distributed with this work for additional information
    8    * regarding copyright ownership.  The ASF licenses this file
    9    * to you under the Apache License, Version 2.0 (the
    10   * "License"); you may not use this file except in compliance
    11   * with the License.  You may obtain a copy of the License at
    12   *
    13   *   http://www.apache.org/licenses/LICENSE-2.0
    14   *
    15   * Unless required by applicable law or agreed to in writing,
    16   * software distributed under the License is distributed on an
    17   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    18   * KIND, either express or implied.  See the License for the
    19   * specific language governing permissions and limitations
    20   * under the License.
    21   */
    22
    23
    24  import org.apache.commons.lang.StringUtils;
    25  import org.apache.turbine.services.TurbineServices;
    26  import org.apache.turbine.services.template.TemplateService;
    27
    28  /**
    29   * This is a mapper like the BaseMapper but it returns its
    30   * results with the extension of the template names passed or (if no
    31   * extension is passed), the default extension.
    32   *
    33   * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
    34   * @version $Id: BaseTemplateMapper.java 1723699 2016-01-08 11:29:21Z tv $
    35   */
    36
    37  public abstract class BaseTemplateMapper
    38      extends BaseMapper
    39  {
    40      /** A prefix which is used to separate the various template types (screen, layouts, navigation) */
    41      protected String prefix = "";
    42
    43      /**
    44       * Default C'tor. If you use this C'tor, you must use
    45       * the bean setter to set the various properties needed for
    46       * this mapper before first usage.
    47       */
    48      public BaseTemplateMapper()
    49      {
    50          super();
    51      }
    52
    53      /**
    54       * Get the Prefix value.
    55       * @return the Prefix value.
    56       */
    57      public String getPrefix()
    58      {
    59          return prefix;
    60      }
    61
    62      /**
    63       * Set the Prefix value.
    64       * @param prefix The new Prefix value.
    65       */
    66      public void setPrefix(String prefix)
    67      {
    68          this.prefix = prefix;
    69      }
    70
    71      /**
    72       * Returns the default name for the passed Template.
    73       * If the template has no extension, the default extension
    74       * is added.
    75       * If the template is empty, the default template is
    76       * returned.
    77       *
    78       * @param template The template name.
    79       *
    80       * @return the mapped default name for the template.
    81       */
    82      @Override
    83      public String getDefaultName(String template)
    84      {
    85          String res = super.getDefaultName(template);
    86
    87          // Does the Template Name component have an extension?
    88          String [] components
    89              = StringUtils.split(res, String.valueOf(separator));
    90
    91          if (components[components.length -1 ].indexOf(TemplateService.EXTENSION_SEPARATOR) < 0)
    92          {
    93              StringBuilder resBuf = new StringBuilder();
    94              resBuf.append(res);
    95              String [] templateComponents = StringUtils.split(template, String.valueOf(TemplateService.TEMPLATE_PARTS_SEPARATOR));
    96
    97              // Only the extension of the Template name component is interesting...
    98              int dotIndex = templateComponents[templateComponents.length -1].lastIndexOf(TemplateService.EXTENSION_SEPARATOR);
    99              if (dotIndex < 0)
    100             {
    101                 TemplateService templateService = (TemplateService)TurbineServices.getInstance().getService(TemplateService.SERVICE_NAME);
    102
    103                 if (StringUtils.isNotEmpty(templateService.getDefaultExtension()))
    104                 {
    105                     resBuf.append(TemplateService.EXTENSION_SEPARATOR);
    106                     resBuf.append(templateService.getDefaultExtension());
    107                 }
    108             }
    109             else
    110             {
    111                 resBuf.append(templateComponents[templateComponents.length -1].substring(dotIndex));
    112             }
    113             res = resBuf.toString();
    114         }
    115         return res;
    116     }
    117 }