/*
    * Copyright (c) 2002-2019, Mairie de Paris
    * All rights reserved.
    *
    * Redistribution and use in source and binary forms, with or without
    * modification, are permitted provided that the following conditions
    * are met:
    *
    *  1. Redistributions of source code must retain the above copyright notice
   *     and the following disclaimer.
   *
   *  2. Redistributions in binary form must reproduce the above copyright notice
   *     and the following disclaimer in the documentation and/or other materials
   *     provided with the distribution.
   *
   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
   *     contributors may be used to endorse or promote products derived from
   *     this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *
   * License 1.0
   */
  package fr.paris.lutece.plugins.seo.web;
  
  import fr.paris.lutece.plugins.seo.business.FriendlyUrl;
  import fr.paris.lutece.plugins.seo.business.FriendlyUrlHome;
  import fr.paris.lutece.plugins.seo.service.CanonicalUrlService;
  import fr.paris.lutece.plugins.seo.service.FriendlyUrlService;
  import fr.paris.lutece.plugins.seo.service.RuleFileService;
  import fr.paris.lutece.plugins.seo.service.SEODataKeys;
  import fr.paris.lutece.plugins.seo.service.generator.FriendlyUrlGeneratorService;
  import fr.paris.lutece.plugins.seo.service.generator.GeneratorOptions;
  import fr.paris.lutece.plugins.seo.service.sitemap.SitemapUtils;
  import fr.paris.lutece.portal.service.datastore.DatastoreService;
  import fr.paris.lutece.portal.service.i18n.I18nService;
  import fr.paris.lutece.portal.service.message.AdminMessage;
  import fr.paris.lutece.portal.service.message.AdminMessageService;
  import fr.paris.lutece.portal.service.template.AppTemplateService;
  import fr.paris.lutece.portal.service.util.AppLogService;
  import fr.paris.lutece.portal.service.util.AppPropertiesService;
  import fr.paris.lutece.portal.web.constants.Messages;
  import fr.paris.lutece.portal.web.util.LocalizedPaginator;
  import fr.paris.lutece.util.html.HtmlTemplate;
  import fr.paris.lutece.util.html.Paginator;
  import fr.paris.lutece.util.url.UrlItem;
  
  import java.io.IOException;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import javax.servlet.http.HttpServletRequest;
  
  /**
   * This class provides the user interface to manage FriendlyUrl features ( manage, create, modify, remove )
   */
  public class FriendlyUrlJspBean extends SEOPanelJspBean
  {
      // //////////////////////////////////////////////////////////////////////////
      // Constants
  
      // Right
      public static final String RIGHT_MANAGE_SEO = SEOJspBean.RIGHT_MANAGE_SEO;
  
      public static final String PARAMETER_URL_ID = "id_url";
      public static final String PARAMETER_TOGGLE = "toggle";
      public static final String PARAMETER_FROM = "rule_from";
      public static final String PARAMETER_TO = "rule_to";
      public static final String PARAMETER_CANONICAL = "canonical";
      public static final String PARAMETER_SITEMAP = "sitemap";
      public static final String PARAMETER_CHANGE_FREQ = "change_freq";
      public static final String PARAMETER_PRIORITY = "priority";
  
      public static final String TOGGLE_CANONICAL_URLS = "add_canonical_url";
      public static final String TOGGLE_REPLACE_URL = "replace_url_in_content";
      public static final String TOGGLE_FRIENDLY_URL_DAEMON = "friendly_url_daemon_enabled";
  
      // parameters
      private static final String PARAMETER_GENERATOR_KEY = "generator_key";
      private static final String PARAMETER_URLREWRITERRULE_PAGE_INDEX = "page_index";
      private static final String PARAMETER_OPTION_FORCE_UPDATE = "option_force_update";
      private static final String PARAMETER_OPTION_ADD_PATH = "option_add_path";
      private static final String PARAMETER_OPTION_HTML_SUFFIX = "option_html_suffix";
      private static final String VALUE_ON = "on";
  
      // templates
      private static final String TEMPLATE_MANAGE_FRIENDLY_URL = "/admin/plugins/seo/manage_friendly_urls.html";
     private static final String TEMPLATE_CREATE_RULE = "/admin/plugins/seo/create_friendly_url.html";
     private static final String TEMPLATE_MODIFY_RULE = "/admin/plugins/seo/modify_friendly_url.html";
     private static final String TEMPLATE_GENERATE_ALIAS = "/admin/plugins/seo/generate_friendly_urls.html";
     private static final String TEMPLATE_CONTENT = "/admin/plugins/seo/panel/friendly_urls_panel.html";
     private static final String MARK_REWRITE_CONFIG_UPDATE = "rewrite_config_last_update";
     private static final String MARK_CONFIG_UPTODATE = "config_uptodate";
     private static final String MARK_URL_REPLACE = "url_replace";
     private static final String MARK_CANONICAL_URLS = "canonical_urls";
     private static final String MARK_FRIENDLY_URL_DAEMON = "friendly_url_daemon";
     private static final String PROPERTY_TITLE = "seo.panel.friendly_urls.title";
     private static final int PANEL_ORDER = 1;
     private static final String PANEL_KEY = "FRIENDLY_URL";
 
     // properties for page titles
     private static final String PROPERTY_PAGE_TITLE_MANAGE_FRIENDLY_URLS = "seo.manage_friendly_urls.pageTitle";
 
     // Markers
     private static final String MARK_RULE = "url";
     private static final String MARK_FRIENDLY_URLS_LIST = "friendly_url_list";
     private static final String MARK_PAGINATOR = "paginator";
     private static final String MARK_NB_ITEMS_PER_PAGE = "nb_items_per_page";
     private static final String MARK_GENERATORS_LIST = "generators_list";
     private static final String MARK_CHANGE_FREQ_LIST = "change_freq_list";
     private static final String MARK_SELECTED_CHANGE_FREQ = "selected_change_freq";
     private static final String MARK_PRIORITY_LIST = "priority_list";
     private static final String MARK_SELECTED_PRIORITY = "selected_priority";
 
     // Jsp Definition
     private static final String JSP_DO_DELETE_URL = "jsp/admin/plugins/seo/DoRemoveFriendlyUrl.jsp";
     private static final String JSP_URL_MANAGE_FRIENDLY_URLS = "jsp/admin/plugins/seo/ManageFriendlyUrls.jsp";
     private static final String JSP_MANAGE_FRIENDLY_URLS = "ManageFriendlyUrls.jsp";
     private static final String JSP_GENERATE_FRIENDLY_URLS = "GenerateAliasRules.jsp";
 
     // Properties
     private static final String PROPERTY_DEFAULT_LIST_URLREWRITERRULE_PER_PAGE = "seo.listFriendlyUrls.itemsPerPage";
 
     // Messages
     private static final String MESSAGE_CONFIRM_REMOVE_URL = "seo.message.confirmRemoveUrl";
     private static final String MESSAGE_GENERATION_FAILED = "seo.message.generationSuccessful";
 
     // Variables
     private int _nDefaultItemsPerPage;
     private String _strCurrentPageIndex;
     private int _nItemsPerPage;
 
     /**
      * Returns the list of friendly_url
      *
      * @param request
      *            The Http request
      * @return the friendly_urls list
      */
     public String getManageFriendlyUrls( HttpServletRequest request )
     {
         setPageTitleProperty( PROPERTY_PAGE_TITLE_MANAGE_FRIENDLY_URLS );
 
         _strCurrentPageIndex = Paginator.getPageIndex( request, Paginator.PARAMETER_PAGE_INDEX, _strCurrentPageIndex );
         _nDefaultItemsPerPage = AppPropertiesService.getPropertyInt( PROPERTY_DEFAULT_LIST_URLREWRITERRULE_PER_PAGE, 50 );
         _nItemsPerPage = Paginator.getItemsPerPage( request, Paginator.PARAMETER_ITEMS_PER_PAGE, _nItemsPerPage, _nDefaultItemsPerPage );
 
         UrlItem url = new UrlItem( JSP_URL_MANAGE_FRIENDLY_URLS );
         String strUrl = url.getUrl( );
         List<FriendlyUrl> listFriendlyUrls = FriendlyUrlHome.findAll( );
         LocalizedPaginator paginator = new LocalizedPaginator( (List<FriendlyUrl>) listFriendlyUrls, _nItemsPerPage, strUrl,
                 PARAMETER_URLREWRITERRULE_PAGE_INDEX, _strCurrentPageIndex, getLocale( ) );
 
         Map<String, Object> model = new HashMap<String, Object>( );
 
         model.put( MARK_NB_ITEMS_PER_PAGE, "" + _nItemsPerPage );
         model.put( MARK_PAGINATOR, paginator );
         model.put( MARK_FRIENDLY_URLS_LIST, paginator.getPageItems( ) );
 
         HtmlTemplate templateList = AppTemplateService.getTemplate( TEMPLATE_MANAGE_FRIENDLY_URL, getLocale( ), model );
 
         return getAdminPage( templateList.getHtml( ) );
     }
 
     /**
      * Provides the create url page
      *
      * @param request
      *            The HTTP request
      * @return The page
      */
     public String getCreateUrl( HttpServletRequest request )
     {
         HashMap<String, Object> model = new HashMap<String, Object>( );
 
         model.put( MARK_CHANGE_FREQ_LIST, SitemapUtils.getChangeFrequencyValues( ) );
         model.put( MARK_SELECTED_CHANGE_FREQ, SitemapUtils.CHANGE_FREQ_VALUES [3] );
         model.put( MARK_PRIORITY_LIST, SitemapUtils.getPriorityValues( ) );
         model.put( MARK_SELECTED_PRIORITY, SitemapUtils.PRIORITY_VALUES [0] );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_CREATE_RULE, getLocale( ), model );
 
         return getAdminPage( template.getHtml( ) );
     }
 
     /**
      * Create a new url
      *
      * @param request
      *            The HTTP request
      * @return the forward url
      */
     public String doCreateUrl( HttpServletRequest request )
     {
         FriendlyUrlseo/business/FriendlyUrl.html#FriendlyUrl">FriendlyUrl url = new FriendlyUrl( );
         String strErrorUrl = getData( request, url );
 
         if ( strErrorUrl != null )
         {
             return strErrorUrl;
         }
 
         FriendlyUrlHome.create( url );
 
         return JSP_MANAGE_FRIENDLY_URLS;
     }
 
     /**
      * Provides the modify url page
      *
      * @param request
      *            The HTTP request
      * @return The page
      */
     public String getModifyUrl( HttpServletRequest request )
     {
         String strRuleId = request.getParameter( PARAMETER_URL_ID );
         int nRuleId = Integer.parseInt( strRuleId );
 
         FriendlyUrl url = FriendlyUrlHome.findByPrimaryKey( nRuleId );
 
         HashMap model = new HashMap( );
         model.put( MARK_RULE, url );
         model.put( MARK_CHANGE_FREQ_LIST, SitemapUtils.getChangeFrequencyValues( ) );
         model.put( MARK_PRIORITY_LIST, SitemapUtils.getPriorityValues( ) );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_MODIFY_RULE, getLocale( ), model );
 
         return getAdminPage( template.getHtml( ) );
     }
 
     /**
      * Modify url's attributes
      *
      * @param request
      *            The HTTP request
      * @return The forward url
      */
     public String doModifyUrl( HttpServletRequest request )
     {
         String strRuleId = request.getParameter( PARAMETER_URL_ID );
         int nRuleId = Integer.parseInt( strRuleId );
 
         FriendlyUrl url = FriendlyUrlHome.findByPrimaryKey( nRuleId );
         String strErrorUrl = getData( request, url );
 
         if ( strErrorUrl != null )
         {
             return strErrorUrl;
         }
 
         FriendlyUrlHome.update( url );
 
         return JSP_MANAGE_FRIENDLY_URLS;
     }
 
     /**
      * Fills url infos from the request
      *
      * @param request
      *            The HTTP request
      * @param url
      *            The url object to fill
      * @return An ErrorUrl or null if no error
      */
     private String getData( HttpServletRequest request, FriendlyUrl url )
     {
         String strFrom = request.getParameter( PARAMETER_FROM );
         String strTo = request.getParameter( PARAMETER_TO );
         String strCanonical = request.getParameter( PARAMETER_CANONICAL );
         String strSitemap = request.getParameter( PARAMETER_SITEMAP );
         String strChangeFreq = request.getParameter( PARAMETER_CHANGE_FREQ );
         String strPriority = request.getParameter( PARAMETER_PRIORITY );
 
         if ( ( strFrom == null ) || ( strFrom.equals( "" ) ) || ( strTo == null ) || ( strTo.equals( "" ) ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         url.setFriendlyUrl( strFrom );
         url.setTechnicalUrl( strTo.replaceAll( "&", "&amp;" ) );
         url.setCanonical( strCanonical != null );
         url.setSitemap( strSitemap != null );
         url.setSitemapChangeFreq( strChangeFreq );
         url.setSitemapPriority( strPriority );
 
         return null;
     }
 
     /**
      * Confirm the url deletion
      *
      * @param request
      *            The HTTP request
      * @return The forward url
      */
     public String deleteUrl( HttpServletRequest request )
     {
         String strUrlId = request.getParameter( PARAMETER_URL_ID );
         UrlItem url = new UrlItem( JSP_DO_DELETE_URL );
 
         url.addParameter( PARAMETER_URL_ID, strUrlId );
 
         return AdminMessageService.getMessageUrl( request, MESSAGE_CONFIRM_REMOVE_URL, url.getUrl( ), AdminMessage.TYPE_CONFIRMATION );
     }
 
     /**
      * Delete the url
      *
      * @param request
      *            The HTTP request
      * @return The forward url
      */
     public String doDeleteUrl( HttpServletRequest request )
     {
         String strUrlId = request.getParameter( PARAMETER_URL_ID );
         int nUrlId = Integer.parseInt( strUrlId );
 
         FriendlyUrlHome.remove( nUrlId );
 
         return JSP_MANAGE_FRIENDLY_URLS;
     }
 
     /**
      * Remove all URL
      * 
      * @param request
      *            The HTTP request
      * @return The forward url
      */
     public String doDeleteAllUrls( HttpServletRequest request )
     {
         FriendlyUrlHome.removeAll( );
 
         return JSP_MANAGE_FRIENDLY_URLS;
     }
 
     /**
      * Generate the url file
      *
      * @param request
      *            The HTTP request
      * @return The forward url
      */
     public String doGenerate( HttpServletRequest request )
     {
         String strMessage;
         int nMessageType;
 
         try
         {
             RuleFileService.generateFile( );
         }
         catch( IOException e )
         {
             AppLogService.error( "Error generating url file : " + e.getMessage( ), e );
             strMessage = MESSAGE_GENERATION_FAILED;
             nMessageType = AdminMessage.TYPE_STOP;
 
             return AdminMessageService.getMessageUrl( request, strMessage, getHomeUrl( request ), nMessageType );
         }
 
         return getHomeUrl( request );
     }
 
     /**
      * Returns the Generate Alias Rules page
      *
      * @param request
      *            The HTTP request
      * @return The page
      */
     public String getGenerateAliasRules( HttpServletRequest request )
     {
         HashMap model = new HashMap( );
         model.put( MARK_CHANGE_FREQ_LIST, SitemapUtils.getChangeFrequencyValues( ) );
         model.put( MARK_PRIORITY_LIST, SitemapUtils.getPriorityValues( ) );
         model.put( MARK_GENERATORS_LIST, FriendlyUrlGeneratorService.instance( ).getGenerators( ) );
 
         HtmlTemplate templateList = AppTemplateService.getTemplate( TEMPLATE_GENERATE_ALIAS, getLocale( ), model );
 
         return getAdminPage( templateList.getHtml( ) );
     }
 
     /**
      * Returns the Generate Alias Rules page
      *
      * @param request
      *            The HTTP request
      * @return The page
      */
     public String doGenerateAliasRules( HttpServletRequest request )
     {
         GeneratorOptionsce/generator/GeneratorOptions.html#GeneratorOptions">GeneratorOptions options = new GeneratorOptions( );
 
         options.setForceUpdate( getOption( request, PARAMETER_OPTION_FORCE_UPDATE ) );
         options.setAddPath( getOption( request, PARAMETER_OPTION_ADD_PATH ) );
         options.setHtmlSuffix( getOption( request, PARAMETER_OPTION_HTML_SUFFIX ) );
 
         DatastoreService.setDataValue( SEODataKeys.KEY_GENERATOR_ADD_PATH, options.isAddPath( ) ? DatastoreService.VALUE_TRUE : DatastoreService.VALUE_FALSE );
         DatastoreService.setDataValue( SEODataKeys.KEY_GENERATOR_ADD_HTML_SUFFIX,
                 options.isHtmlSuffix( ) ? DatastoreService.VALUE_TRUE : DatastoreService.VALUE_FALSE );
 
         FriendlyUrlGeneratorService.instance( ).generate( options );
 
         return JSP_MANAGE_FRIENDLY_URLS;
     }
 
     /**
      * Retrieve an option value from the request
      * 
      * @param request
      *            The HTTP request
      * @param strParameter
      *            The parameter
      * @return The value
      */
     private boolean getOption( HttpServletRequest request, String strParameter )
     {
         String strValue = request.getParameter( strParameter );
 
         return ( strValue != null ) && ( strValue.equals( VALUE_ON ) );
     }
 
     /**
      * Enable or disable the replace post processor service
      *
      * @param request
      *            The HTTP request
      * @return The page
      */
     public String doToggle( HttpServletRequest request )
     {
         String strToggle = request.getParameter( PARAMETER_TOGGLE );
 
         switch( strToggle )
         {
             case TOGGLE_REPLACE_URL:
                 toggleReplaceUrl( );
                 break;
             case TOGGLE_CANONICAL_URLS:
                 toggleCanonicalUrls( );
                 break;
             case TOGGLE_FRIENDLY_URL_DAEMON:
                 toggleFriendlyUrlDaemon( );
                 break;
             default:
                 break;
         }
 
         return getHomeUrl( request );
     }
 
     /**
      * Toggle replace URL in content (enabled/disabled)
      */
     private void toggleReplaceUrl( )
     {
         String strStatus = DatastoreService.getDataValue( SEODataKeys.KEY_URL_REPLACE_ENABLED, DatastoreService.VALUE_FALSE );
 
         if ( strStatus.equals( DatastoreService.VALUE_TRUE ) )
         {
             DatastoreService.setDataValue( SEODataKeys.KEY_URL_REPLACE_ENABLED, DatastoreService.VALUE_FALSE );
             FriendlyUrlService.instance( ).setUrlReplaceEnabled( false );
             AppLogService.info( "SEO : URL replace service disabled" );
         }
         else
         {
             DatastoreService.setDataValue( SEODataKeys.KEY_URL_REPLACE_ENABLED, DatastoreService.VALUE_TRUE );
             FriendlyUrlService.instance( ).setUrlReplaceEnabled( true );
             AppLogService.info( "SEO : URL replace service enabled" );
         }
     }
 
     /**
      * Toggle add Canonical URL in content (enabled/disabled)
      */
     private void toggleCanonicalUrls( )
     {
         String strStatus = DatastoreService.getDataValue( SEODataKeys.KEY_CANONICAL_URLS_ENABLED, DatastoreService.VALUE_FALSE );
 
         if ( strStatus.equals( DatastoreService.VALUE_TRUE ) )
         {
             DatastoreService.setDataValue( SEODataKeys.KEY_CANONICAL_URLS_ENABLED, DatastoreService.VALUE_FALSE );
             CanonicalUrlService.instance( ).setCanonicalUrlsEnabled( false );
             AppLogService.info( "SEO : Canonical URLs disabled" );
         }
         else
         {
             DatastoreService.setDataValue( SEODataKeys.KEY_CANONICAL_URLS_ENABLED, DatastoreService.VALUE_TRUE );
             CanonicalUrlService.instance( ).setCanonicalUrlsEnabled( true );
             AppLogService.info( "SEO : Canonical URLs enabled" );
         }
     }
 
     /**
      * Toggle start Friendly URL daemon (enabled/disabled)
      */
     private void toggleFriendlyUrlDaemon( )
     {
         String strStatus = DatastoreService.getDataValue( SEODataKeys.KEY_FRIENDLY_URL_GENERATOR_DAEMON_ENABLED, DatastoreService.VALUE_FALSE );
 
         if ( strStatus.equals( DatastoreService.VALUE_TRUE ) )
         {
             DatastoreService.setDataValue( SEODataKeys.KEY_FRIENDLY_URL_GENERATOR_DAEMON_ENABLED, DatastoreService.VALUE_FALSE );
             AppLogService.info( "SEO : Friendly URL Daemon disabled" );
         }
         else
         {
             DatastoreService.setDataValue( SEODataKeys.KEY_FRIENDLY_URL_GENERATOR_DAEMON_ENABLED, DatastoreService.VALUE_TRUE );
             AppLogService.info( "SEO : Friendly URL Daemon enabled" );
         }
     }
 
     /**
      * Save update to generator settings
      * 
      * @param request
      *            The HTTP request
      * @return The forward URL
      */
     public String doUpdateGeneratorSettings( HttpServletRequest request )
     {
         String strKey = request.getParameter( PARAMETER_GENERATOR_KEY );
         String strChangeFreq = request.getParameter( PARAMETER_CHANGE_FREQ );
         String strPriority = request.getParameter( PARAMETER_PRIORITY );
 
         String strPrefix = SEODataKeys.PREFIX_GENERATOR + strKey;
         DatastoreService.setDataValue( strPrefix + SEODataKeys.SUFFIX_CHANGE_FREQ, strChangeFreq );
         DatastoreService.setDataValue( strPrefix + SEODataKeys.SUFFIX_PRIORITY, strPriority );
 
         return JSP_GENERATE_FRIENDLY_URLS;
     }
 
     // //////////////////////////////////////////////////////////////////////////
     // Panel
 
     /**
      * {@inheritDoc }
      */
     @Override
     public String getPanelTitle( )
     {
         return I18nService.getLocalizedString( PROPERTY_TITLE, getPanelLocale( ) );
     }
 
     /**
      * {@inheritDoc }
      */
     @Override
     public String getPanelContent( )
     {
         Map<String, Object> model = new HashMap<String, Object>( );
         model.put( MARK_REWRITE_CONFIG_UPDATE, DatastoreService.getDataValue( SEODataKeys.KEY_REWRITE_CONFIG_UPDATE, "" ) );
         model.put( MARK_CONFIG_UPTODATE, DatastoreService.getDataValue( SEODataKeys.KEY_CONFIG_UPTODATE, "" ).equals( DatastoreService.VALUE_TRUE ) );
         model.put( MARK_URL_REPLACE, DatastoreService.getDataValue( SEODataKeys.KEY_URL_REPLACE_ENABLED, "" ).equals( DatastoreService.VALUE_TRUE ) );
         model.put( MARK_CANONICAL_URLS, DatastoreService.getDataValue( SEODataKeys.KEY_CANONICAL_URLS_ENABLED, "" ).equals( DatastoreService.VALUE_TRUE ) );
         model.put( MARK_FRIENDLY_URL_DAEMON,
                 DatastoreService.getDataValue( SEODataKeys.KEY_FRIENDLY_URL_GENERATOR_DAEMON_ENABLED, "" ).equals( DatastoreService.VALUE_TRUE ) );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_CONTENT, getPanelLocale( ), model );
 
         return template.getHtml( );
     }
 
     /**
      * {@inheritDoc }
      */
     @Override
     public int getPanelOrder( )
     {
         return PANEL_ORDER;
     }
 
     /**
      * {@inheritDoc }
      */
     @Override
     public String getPanelKey( )
     {
         return PANEL_KEY;
     }
 }