/*
    * 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.portal.web.portlet;
  
  import fr.paris.lutece.portal.business.page.PageHome;
  import fr.paris.lutece.portal.business.portlet.Portlet;
  import fr.paris.lutece.portal.business.portlet.PortletHome;
  import fr.paris.lutece.portal.business.portlet.PortletType;
  import fr.paris.lutece.portal.business.portlet.PortletTypeHome;
  import fr.paris.lutece.portal.business.role.RoleHome;
  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.admin.AdminFeaturesPageJspBean;
  import fr.paris.lutece.portal.web.constants.Messages;
  import fr.paris.lutece.portal.web.constants.Parameters;
  import fr.paris.lutece.util.ReferenceList;
  import fr.paris.lutece.util.html.HtmlTemplate;
  
  import java.util.HashMap;
  import java.util.Locale;
  import java.util.Map;
  
  import javax.servlet.http.HttpServletRequest;
  
  
  /**
   * This class represents user interface Portlet. It is the base class of all
   * user interface portlets. It is abstract
   * and the implementation of the interface PortletJspBeanInterface is
   * compulsary.
   */
  public abstract class PortletJspBean extends AdminFeaturesPageJspBean
  {
      ////////////////////////////////////////////////////////////////////////////
      // Constants
      public static final String RIGHT_MANAGE_ADMIN_SITE = "CORE_ADMIN_SITE";
  
      // Parameters
      protected static final String PARAMETER_PAGE_ID = "page_id";
      protected static final String PARAMETER_PORTLET_ID = "portlet_id";
      protected static final String PARAMETER_PORTLET_TYPE_ID = "portlet_type_id";
      private static final long serialVersionUID = -3546292252642160812L;
  
      // Markers
      private static final String MARK_PORTLET = "portlet";
      private static final String MARK_PORTLET_TYPE = "portletType";
      private static final String MARK_PORTLET_PAGE_ID = "portlet_page_id";
      private static final String MARK_PORTLET_ORDER_COMBO = "portlet_order_combo";
      private static final String MARK_PORTLET_COLUMNS_COMBO = "portlet_columns_combo";
      private static final String MARK_PORTLET_STYLES_COMBO = "portlet_style_combo";
      private static final String MARK_PORTLET_ROLES_COMBO = "portlet_role_combo";
      private static final String MARK_SMALL_CHECKED = "small_checked";
      private static final String MARK_NORMAL_CHECKED = "normal_checked";
      private static final String MARK_LARGE_CHECKED = "large_checked";
      private static final String MARK_XLARGE_CHECKED = "xlarge_checked";
      private static final String VALUE_CHECKED = "checked=\"checked\"";
      private static final String VALUE_UNCHECKED = "";
  
      // Templates
      private static final String TEMPLATE_CREATE_PORTLET = "admin/portlet/create_portlet.html";
      private static final String TEMPLATE_MODIFY_PORTLET = "admin/portlet/modify_portlet.html";
  
      // Properties
      private static final String PROPERTY_LIST_ORDER_MAX = "list.order.max";
      private static final String PROPERTY_COLUMN_NUM_MAX = "nb.columns";
 
     // Messages
     private static final String MESSAGE_INVALID_PAGE_ID = "portal.site.message.pageIdInvalid";
 
     // Jsp
     private static final String JSP_ADMIN_SITE = "../../site/AdminSite.jsp";
 
     /**
      * Displays the portlet's creation form
      *
      * @param request The http request
      * @return The html code for displaying the creation form
      */
     public abstract String getCreate( HttpServletRequest request );
 
     /**
      * Processes portlet's creation
      *
      * @param request The http request
      * @return The Management jsp url
      */
     public abstract String doCreate( HttpServletRequest request );
 
     /**
      * Displays the portlet's modification form
      *
      * @param request The http request
      * @return The html code for displaying the modification form
      */
     public abstract String getModify( HttpServletRequest request );
 
     /**
      * Processes portlet's modification
      *
      * @param request The http request
      * @return The Management jsp url
      */
     public abstract String doModify( HttpServletRequest request );
 
     ////////////////////////////////////////////////////////////////////////////
     // Management of the combos common to all portlets
     // Order combo
 
     /**
      * Returns a list of orders
      *
      * @return the list of orders in form of ReferenceList
      */
     private ReferenceList getOrdersList(  )
     {
         ReferenceList list = new ReferenceList(  );
         int nOrderMax = AppPropertiesService.getPropertyInt( PROPERTY_LIST_ORDER_MAX, 15 );
 
         for ( int i = 1; i <= nOrderMax; i++ )
         {
             list.addItem( i, String.valueOf( i ) );
         }
 
         return list;
     }
 
     /**
      * Returns the list of the columns of the page where the portlet can be
      * positioned
      *
      * @return the list of the page columns in form of ReferenceList
      */
     private ReferenceList getColumnsList(  )
     {
         ReferenceList list = new ReferenceList(  );
         int nColumnNumMax = AppPropertiesService.getPropertyInt( PROPERTY_COLUMN_NUM_MAX, 1 );
 
         for ( int i = 1; i <= nColumnNumMax; i++ )
         {
             list.addItem( i, String.valueOf( i ) );
         }
 
         return list;
     }
 
     /**
      * Recovers the common attributes of the portlet
      *
      * @param request the http request
      * @param portlet The instance of the portlet
      * @return An error Key if error, otherwise null.
      */
     protected String setPortletCommonData( HttpServletRequest request, Portlet portlet )
     {
         String strErrorKey = null;
 
         // get portlet attributes
         String strName = request.getParameter( Parameters.PORTLET_NAME );
         String strStyleId = request.getParameter( Parameters.STYLE );
         String strColumn = request.getParameter( Parameters.COLUMN );
         String strOrder = request.getParameter( Parameters.ORDER );
         String strAcceptAlias = request.getParameter( Parameters.ACCEPT_ALIAS );
         String strAcceptPortletTitle = request.getParameter( Parameters.DISPLAY_PORTLET_TITLE );
         String strPortletTypeId = request.getParameter( Parameters.PORTLET_TYPE_ID );
         String strRole = request.getParameter( Parameters.ROLE );
         String strDisplaySmall = request.getParameter( Parameters.DISPLAY_ON_SMALL_DEVICE );
         String strDisplayNormal = request.getParameter( Parameters.DISPLAY_ON_NORMAL_DEVICE );
         String strDisplayLarge = request.getParameter( Parameters.DISPLAY_ON_LARGE_DEVICE );
         String strDisplayXLarge = request.getParameter( Parameters.DISPLAY_ON_XLARGE_DEVICE );
 
         strName = strName.replaceAll( "\"", "" );
 
         // Check Mandatory fields
         if ( strName.equals( "" ) || strOrder.equals( "" ) || strColumn.equals( "" ) || strAcceptAlias.equals( "" ) ||
                 strAcceptPortletTitle.equals( "" ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         // style id is not mandatory if the content is not generated from XML and XSL 
         if ( portlet.isContentGeneratedByXmlAndXsl(  ) )
         {
             if ( ( strStyleId == null ) || strStyleId.trim(  ).equals( "" ) )
             {
                 return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
             }
         }
 
         String strPageId = request.getParameter( PARAMETER_PAGE_ID );
         int nPageId;
 
         // Test format of the id and the existence of the page
         try
         {
             nPageId = Integer.parseInt( strPageId );
 
             if ( !PageHome.checkPageExist( nPageId ) )
             {
                 return AdminMessageService.getMessageUrl( request, MESSAGE_INVALID_PAGE_ID, AdminMessage.TYPE_STOP );
             }
         }
         catch ( NumberFormatException e )
         {
             AppLogService.error( e.getMessage(  ), e );
 
             return AdminMessageService.getMessageUrl( request, MESSAGE_INVALID_PAGE_ID, AdminMessage.TYPE_STOP );
         }
 
         int nOrder = Integer.parseInt( strOrder );
         int nColumn = Integer.parseInt( strColumn );
         int nAcceptAlias = Integer.parseInt( strAcceptAlias );
         int nAcceptPortletTitle = Integer.parseInt( strAcceptPortletTitle );
 
         int nStyleId = portlet.isContentGeneratedByXmlAndXsl(  ) ? Integer.parseInt( strStyleId ) : 0;
 
         int nDeviceDisplayFlags = 0;
 
         if ( strDisplaySmall != null )
         {
             nDeviceDisplayFlags |= Portlet.FLAG_DISPLAY_ON_SMALL_DEVICE;
         }
 
         if ( strDisplayNormal != null )
         {
             nDeviceDisplayFlags |= Portlet.FLAG_DISPLAY_ON_NORMAL_DEVICE;
         }
 
         if ( strDisplayLarge != null )
         {
             nDeviceDisplayFlags |= Portlet.FLAG_DISPLAY_ON_LARGE_DEVICE;
         }
 
         if ( strDisplayXLarge != null )
         {
             nDeviceDisplayFlags |= Portlet.FLAG_DISPLAY_ON_XLARGE_DEVICE;
         }
 
         portlet.setName( strName );
         portlet.setOrder( nOrder );
         portlet.setColumn( nColumn );
         portlet.setStyleId( nStyleId );
         portlet.setPageId( nPageId );
         portlet.setAcceptAlias( nAcceptAlias );
         portlet.setDisplayPortletTitle( nAcceptPortletTitle );
         portlet.setPortletTypeId( strPortletTypeId );
         portlet.setRole( strRole );
         portlet.setDeviceDisplayFlags( nDeviceDisplayFlags );
 
         return strErrorKey;
     }
 
     /**
      * Fills templates with common values shared by portlet creation form
      *
      * @param strPageId the page identifier
      * @param strPortletTypeId the Portlet type identifier
      * @return the template filled
      */
     protected HtmlTemplate getCreateTemplate( String strPageId, String strPortletTypeId )
     {
         return getCreateTemplate( strPageId, strPortletTypeId, new HashMap<String, Object>(  ) );
     }
 
     /**
      * Fills templates with common values shared by portlet creation form
      *
      * @param strPageId the page identifier
      * @param strPortletTypeId the Portlet type identifier
      * @param model Specific data stored in a hashtable
      * @return the template filled
      */
     protected HtmlTemplate getCreateTemplate( String strPageId, String strPortletTypeId, Map<String, Object> model )
     {
         PortletType portletType = PortletTypeHome.findByPrimaryKey( strPortletTypeId );
         Locale locale = getLocale(  );
         portletType.setLocale( locale );
 
         model.put( MARK_PORTLET_TYPE, portletType );
         model.put( MARK_PORTLET_PAGE_ID, strPageId );
         model.put( MARK_PORTLET_ORDER_COMBO, getOrdersList(  ) );
         model.put( MARK_PORTLET_COLUMNS_COMBO, getColumnsList(  ) );
         model.put( MARK_PORTLET_STYLES_COMBO, PortletHome.getStylesList( strPortletTypeId ) );
         model.put( MARK_PORTLET_ROLES_COMBO, RoleHome.getRolesList( getUser(  ) ) );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_CREATE_PORTLET, locale, model );
 
         return template;
     }
 
     /**
      * Fills update template with portlet values
      *
      * @param portlet the object to update
      * @return the update template filled
      */
     protected HtmlTemplate getModifyTemplate( Portlet portlet )
     {
         return getModifyTemplate( portlet, new HashMap<String, Object>(  ) );
     }
 
     /**
      * Fills update template with portlet values
      *
      * @param portlet the object to update
      * @param model The Data model
      * @return the update template filled
      */
     protected HtmlTemplate getModifyTemplate( Portlet portlet, Map<String, Object> model )
     {
         PortletType portletType = PortletTypeHome.findByPrimaryKey( portlet.getPortletTypeId(  ) );
         portletType.setLocale( getLocale(  ) );
         model.put( MARK_PORTLET_TYPE, portletType );
         model.put( MARK_PORTLET, portlet );
         model.put( MARK_PORTLET_ORDER_COMBO, getOrdersList(  ) );
         model.put( MARK_PORTLET_COLUMNS_COMBO, getColumnsList(  ) );
         model.put( MARK_PORTLET_STYLES_COMBO, PortletHome.getStylesList( portlet.getPortletTypeId(  ) ) );
         model.put( MARK_PORTLET_ROLES_COMBO, RoleHome.getRolesList( getUser(  ) ) );
         putCheckBox( model, MARK_SMALL_CHECKED, portlet.hasDeviceDisplayFlag( Portlet.FLAG_DISPLAY_ON_SMALL_DEVICE ) );
         putCheckBox( model, MARK_NORMAL_CHECKED, portlet.hasDeviceDisplayFlag( Portlet.FLAG_DISPLAY_ON_NORMAL_DEVICE ) );
         putCheckBox( model, MARK_LARGE_CHECKED, portlet.hasDeviceDisplayFlag( Portlet.FLAG_DISPLAY_ON_LARGE_DEVICE ) );
         putCheckBox( model, MARK_XLARGE_CHECKED, portlet.hasDeviceDisplayFlag( Portlet.FLAG_DISPLAY_ON_XLARGE_DEVICE ) );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_MODIFY_PORTLET, getLocale(  ), model );
 
         return template;
     }
 
     /**
      * Put check box.
      *
      * @param model the model
      * @param strMarkerChecked the str marker checked
      * @param bChecked the b checked
      */
     protected void putCheckBox( Map<String, Object> model, String strMarkerChecked, boolean bChecked )
     {
         String strChecked = ( bChecked ) ? VALUE_CHECKED : VALUE_UNCHECKED;
         model.put( strMarkerChecked, strChecked );
     }
 
     /**
      * Gets the page URL
      * @param nIdPage Page ID
      * @return The page URL
      */
     protected String getPageUrl( int nIdPage )
     {
         return JSP_ADMIN_SITE + "?" + PARAMETER_PAGE_ID + "=" + nIdPage;
     }
 }