/*
    * Copyright (c) 2002-2014, 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.calendar.web;
  
  import fr.paris.lutece.plugins.calendar.business.MultiAgendaEvent;
  import fr.paris.lutece.plugins.calendar.service.AgendaResource;
  import fr.paris.lutece.plugins.calendar.service.CalendarService;
  import fr.paris.lutece.portal.service.spring.SpringContextService;
  import fr.paris.lutece.portal.service.util.AppPropertiesService;
  
  import java.util.Map;
  
  import org.apache.commons.lang.StringUtils;
  
  
  /**
   * An Utility class to manipulate html code.
   */
  public final class HtmlUtils
  {
      private static final String HTML_START = "<";
      private static final String HTML_BR = "<br />";
      private static final String LINEFEED = "\\n";
  
      /**
       * Default constructor
       */
      private HtmlUtils( )
      {
      }
  
      /**
       * Remove the part of the string that contains HTML
       * @param strSource The source string
       * @return the cleaned string
       */
      public static String removeHtml( String strSource )
      {
          String strReturn = strSource;
          int nPos = strSource.indexOf( HTML_START );
  
          if ( nPos >= 0 )
          {
              strReturn = strSource.substring( 0, nPos );
          }
  
          return strReturn;
      }
  
      /**
       * Convert CR into HTML <br />
       * @param strSource The string to convert
       * @return The converted string
       */
      public static String convertCR( String strSource )
      {
          String strReturn = StringUtils.EMPTY;
  
          if ( StringUtils.isNotBlank( strSource ) )
          {
              strReturn = strSource.replaceAll( LINEFEED, HTML_BR );
          }
  
          return strReturn;
      }
  
      /**
       * Fill a template with events info
      * @param model The model used to fill events
      * @param event The event
      * @param strDate The current date
      */
     public static void fillEventTemplate( Map<String, Object> model, MultiAgendaEvent event, String strDate )
     {
         CalendarService calendarService = SpringContextService.getBean( Constants.BEAN_CALENDAR_CALENDARSERVICE );
         int nShortTitleLength = AppPropertiesService.getPropertyInt( Constants.PROPERTY_EVENT_SHORT_TITLE_LENGTH, 18 );
         StringBuilder sbTitle = new StringBuilder( );
         String strImage = StringUtils.EMPTY;
 
         AgendaResource agenda = calendarService.getAgendaResource( event.getAgenda( ) );
         if ( agenda != null )
         {
             sbTitle.append( agenda.getEventPrefix( ) );
             sbTitle.append( Constants.SPACE );
             strImage = agenda.getEventImage( );
         }
 
         if ( StringUtils.isNotBlank( event.getDateTimeStart( ) ) )
         {
             sbTitle.append( event.getDateTimeStart( ) );
         }
         sbTitle.append( Constants.INDENT );
         if ( StringUtils.isNotBlank( event.getDateTimeEnd( ) ) )
         {
             sbTitle.append( event.getDateTimeEnd( ) );
         }
         sbTitle.append( Constants.SPACE );
 
         sbTitle.append( removeHtml( event.getTitle( ) ) );
 
         String strShortTitle = sbTitle.toString( );
 
         if ( strShortTitle.length( ) > nShortTitleLength )
         {
             StringBuilder sbShortTitle = new StringBuilder( );
             sbShortTitle.append( strShortTitle.substring( 0, nShortTitleLength ) );
             sbShortTitle.append( AppPropertiesService.getProperty( Constants.PROPERTY_EVENT_SHORT_TITLE_END ) );
             strShortTitle = sbShortTitle.toString( );
         }
 
         String strDescription = ( event.getDescription( ) != null ) ? event.getDescription( ) : StringUtils.EMPTY;
         String strLocation = ( event.getLocation( ) != null ) ? event.getLocation( ) : StringUtils.EMPTY;
         String strUrl = ( event.getUrl( ) != null ) ? event.getUrl( ) : StringUtils.EMPTY;
 
         model.put( Constants.MARK_AGENDA, event.getAgenda( ) );
         model.put( Constants.MARK_EVENT_TITLE, sbTitle.toString( ) );
         model.put( Constants.MARK_EVENT_SHORT_TITLE, strShortTitle );
         model.put( Constants.MARK_EVENT_DESCRIPTION, strDescription );
         model.put( Constants.MARK_EVENT_LOCATION, strLocation );
         model.put( Constants.MARK_EVENT_URL, strUrl );
         model.put( Constants.MARK_EVENT_IMAGE, strImage );
         model.put( Constants.MARK_DATE, strDate );
     }
 }