/*
    * 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.tagcloud.web;
  
  import fr.paris.lutece.plugins.tagcloud.business.Tag;
  import fr.paris.lutece.plugins.tagcloud.business.TagCloud;
  import fr.paris.lutece.plugins.tagcloud.business.TagHome;
  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.AppPropertiesService;
  import fr.paris.lutece.portal.web.admin.PluginAdminPageJspBean;
  import fr.paris.lutece.portal.web.constants.Messages;
  import fr.paris.lutece.portal.web.util.LocalizedPaginator;
  import fr.paris.lutece.util.ReferenceList;
  import fr.paris.lutece.util.html.HtmlTemplate;
  import fr.paris.lutece.util.html.Paginator;
  import fr.paris.lutece.util.url.UrlItem;
  
  import java.util.HashMap;
  import java.util.List;
  
  import javax.servlet.http.HttpServletRequest;
  
  
  /**
   * This class provides the user interface to manage tagcloud features ( manage, create, modify, remove )
   */
  public class TagCloudJspBean extends PluginAdminPageJspBean
  {
      ////////////////////////////////////////////////////////////////////////////
      // Constants
  
      // Right
      public static final String RIGHT_MANAGE_TAGCLOUD = "TAGCLOUD_MANAGEMENT";
  
      // parameters
  
      // templates
      private static final String TEMPLATE_MANAGE_TAGCLOUD = "/admin/plugins/tagcloud/manage_tagcloud.html";
      private static final String TEMPLATE_MODIFY_TAGCLOUD = "/admin/plugins/tagcloud/modify_tagcloud.html";
      private static final String TEMPLATE_CREATE_TAGCLOUD = "/admin/plugins/tagcloud/create_tagcloud.html";
      private static final String TEMPLATE_CREATE_TAG = "/admin/plugins/tagcloud/create_tag.html";
      private static final String TEMPLATE_MODIFY_TAG = "/admin/plugins/tagcloud/modify_tag.html";
  
      // properties for page titles
      private static final String PROPERTY_PAGE_TITLE_MANAGE_TAGCLOUD = "tagcloud.manage_tagcloud.pageTitle";
      private static final String PROPERTY_PAGE_TITLE_MODIFY_TAGCLOUD = "tagcloud.modify_tagcloud.pageTitle";
      private static final String PROPERTY_PAGE_TITLE_CREATE_TAGCLOUD = "tagcloud.create_tagcloud.pageTitle";
      private static final String PROPERTY_PAGE_TITLE_CREATE_TAG = "tagcloud.create_tag.pageTitle";
      private static final String PROPERTY_PAGE_TITLE_MODIFY_TAG = "tagcloud.modify_tag.pageTitle";
      private static final String PROPERTY_PLUGIN_NAME = "tagcloud";
  
      // Markers
      private static final String JSP_DO_REMOVE_TAGCLOUD = "jsp/admin/plugins/tagcloud/DoRemoveTagCloud.jsp";
      private static final String JSP_DO_REMOVE_TAG = "jsp/admin/plugins/tagcloud/DoRemoveTag.jsp";
      private static final String MARK_TAG_CLOUD_LIST = "tagcloud_list";
      private static final String MARK_TAGCLOUD_ID = "tagcloud_id";
      private static final String MARK_TAGCLOUD = "tagcloud";
      private static final String MARK_NB_ITEMS_PER_PAGE = "nb_items_per_page";
      private static final String MARK_PAGINATOR = "paginator";
      private static final String MARK_LIST_WEIGHT = "list_weight";
      private static final String JSP_MODIFY_TAG_CLOUD = "jsp/admin/plugins/tagcloud/ModifyTagCloud.jsp";
      private static final String JSP_MODIFY_HOME = "ModifyTagCloud.jsp";
      private static final String MARK_TAG_LIST = "tag_list";
      private static final String MARK_TAG = "tagObject";
      private static final String PROPERTY_TAGS_PER_PAGE = "tagcloud.eventsPerPage";
      private static final String PARAMETER_PLUGIN_NAME = "plugin_name";
     private static final String PARAMETER_TAG_CLOUD_NAME = "tagcloud_name";
     private static final String PARAMETER_TAG_CLOUD_ID = "tagcloud_id";
     private static final String PARAMETER_TAG_NAME = "tag_name";
     private static final String PARAMETER_TAG_URL = "tag_url";
     private static final String PARAMETER_TAG_WEIGHT = "tag_weight";
     private static final String PARAMETER_TAG_ID = "tag_id";
 
     // Message keys
     private static final String MESSAGE_CONFIRM_REMOVE_TAGCLOUD = "tagcloud.message.confirmRemoveTagCloud";
     private static final String MESSAGE_CONFIRM_REMOVE_TAG = "tagcloud.message.confirmRemoveTag";
     private String _strCurrentPageIndex;
     private int _nItemsPerPage;
     private int _nDefaultItemsPerPage;
 
     // Jsp Definition
 
     // Messages
 
     /**
      * This class is used to manage tag clouds
      */
     public TagCloudJspBean(  )
     {
         _nDefaultItemsPerPage = AppPropertiesService.getPropertyInt( PROPERTY_TAGS_PER_PAGE, 5 );
     }
 
     /**
      * Returns the list of tagclouds
      *
      * @param request The Http request
      * @return the tagclouds list
      */
     public String getManageTagClouds( HttpServletRequest request )
     {
         setPageTitleProperty( PROPERTY_PAGE_TITLE_MANAGE_TAGCLOUD );
         _strCurrentPageIndex = Paginator.getPageIndex( request, Paginator.PARAMETER_PAGE_INDEX, _strCurrentPageIndex );
         _nItemsPerPage = Paginator.getItemsPerPage( request, Paginator.PARAMETER_ITEMS_PER_PAGE, _nItemsPerPage,
                 _nDefaultItemsPerPage );
 
         HashMap model = new HashMap(  );
         List listClouds = (List) TagHome.getTagClouds( getPlugin(  ) );
         LocalizedPaginator paginator = new LocalizedPaginator( listClouds, _nItemsPerPage, getHomeUrl( request ),
                 Paginator.PARAMETER_PAGE_INDEX, _strCurrentPageIndex , getLocale() );
 
         model.put( MARK_TAG_CLOUD_LIST, listClouds );
         model.put( MARK_PAGINATOR, paginator );
         model.put( MARK_NB_ITEMS_PER_PAGE, "" + _nItemsPerPage );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_MANAGE_TAGCLOUD, getLocale(  ), model );
 
         return getAdminPage( template.getHtml(  ) );
     }
 
     /**
      * Returns the form for tag cloud modification
      *
      * @param request The Http request
      * @return Html form
      */
     public String getModifyTagCloud( HttpServletRequest request )
     {
         setPageTitleProperty( PROPERTY_PAGE_TITLE_MODIFY_TAGCLOUD );
 
         int nCloudId = Integer.parseInt( request.getParameter( PARAMETER_TAG_CLOUD_ID ) );
         TagCloud tagCloud = TagHome.findCloudById( nCloudId, getPlugin(  ) );
         HashMap model = new HashMap(  );
         List listTags = TagHome.findTagsByCloud( nCloudId, getPlugin(  ) );
 
         //paginator parameters
         _strCurrentPageIndex = Paginator.getPageIndex( request, Paginator.PARAMETER_PAGE_INDEX, _strCurrentPageIndex );
         _nItemsPerPage = Paginator.getItemsPerPage( request, Paginator.PARAMETER_ITEMS_PER_PAGE, _nItemsPerPage,
                 _nDefaultItemsPerPage );
 
         UrlItem url = new UrlItem( JSP_MODIFY_TAG_CLOUD );
         url.addParameter( PARAMETER_PLUGIN_NAME, PROPERTY_PLUGIN_NAME );
         url.addParameter( PARAMETER_TAG_CLOUD_ID, nCloudId );
 
         LocalizedPaginator paginator = new LocalizedPaginator( listTags, _nItemsPerPage, url.getUrl(  ), Paginator.PARAMETER_PAGE_INDEX,
                 _strCurrentPageIndex , getLocale() );
         model.put( MARK_TAGCLOUD, tagCloud );
         model.put( MARK_PAGINATOR, paginator );
         model.put( MARK_NB_ITEMS_PER_PAGE, "" + _nItemsPerPage );
         model.put( MARK_TAG_LIST, paginator.getPageItems(  ) );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_MODIFY_TAGCLOUD, getLocale(  ), model );
 
         return getAdminPage( template.getHtml(  ) );
     }
 
     /**
      * Returns the tagcloud creation form
      *
      * @param request The Http request
      * @return Html creation form
      */
     public String getCreateTagCloud( HttpServletRequest request )
     {
         setPageTitleProperty( PROPERTY_PAGE_TITLE_CREATE_TAGCLOUD );
 
         HashMap model = new HashMap(  );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_CREATE_TAGCLOUD, getLocale(  ), model );
 
         return getAdminPage( template.getHtml(  ) );
     }
 
     /**
      * Process Tagcloud creation
      *
      * @param request The Http request
      * @return URL
      */
     public String doCreateTagCloud( HttpServletRequest request )
     {
         String strName = request.getParameter( PARAMETER_TAG_CLOUD_NAME );
 
         // Mandatory field
         if ( strName.equals( "" ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         TagCloudgcloud/business/TagCloud.html#TagCloud">TagCloud tagcloud = new TagCloud(  );
         tagcloud.setTagCloudDescription( strName );
         TagHome.create( tagcloud, getPlugin(  ) );
 
         return getHomeUrl( request );
     }
 
     /**
      * Process the tagcloud modifications
      *
      * @param request The Http request
      * @return Html form
      */
     public String doModifyTagCloud( HttpServletRequest request )
     {
         String strName = request.getParameter( PARAMETER_TAG_CLOUD_NAME );
 
         // Mandatory field
         int nCloudId = Integer.parseInt( request.getParameter( PARAMETER_TAG_CLOUD_ID ) );
 
         if ( strName.equals( "" ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         TagCloud tagcloud = TagHome.findCloudById( nCloudId, getPlugin(  ) );
         tagcloud.setTagCloudDescription( strName );
         TagHome.update( tagcloud, getPlugin(  ) );
 
         return getHomeUrl( request );
     }
 
     /**
      * Returns the confirmation to remove the tagcloud
      *
      * @param request The Http request
      * @return the confirmation page
      */
     public String getConfirmRemoveTagCloud( HttpServletRequest request )
     {
         UrlItem url = new UrlItem( JSP_DO_REMOVE_TAGCLOUD );
         url.addParameter( PARAMETER_TAG_CLOUD_ID, Integer.parseInt( request.getParameter( PARAMETER_TAG_CLOUD_ID ) ) );
 
         return AdminMessageService.getMessageUrl( request, MESSAGE_CONFIRM_REMOVE_TAGCLOUD, url.getUrl(  ),
             AdminMessage.TYPE_CONFIRMATION );
     }
 
     /**
      * Returns the confirmation to remove the tag
      *
      * @param request The Http request
      * @return the confirmation page
      */
     public String getConfirmRemoveTag( HttpServletRequest request )
     {
         UrlItem url = new UrlItem( JSP_DO_REMOVE_TAG );
         url.addParameter( PARAMETER_TAG_CLOUD_ID, Integer.parseInt( request.getParameter( PARAMETER_TAG_CLOUD_ID ) ) );
         url.addParameter( PARAMETER_TAG_ID, Integer.parseInt( request.getParameter( PARAMETER_TAG_ID ) ) );
 
         return AdminMessageService.getMessageUrl( request, MESSAGE_CONFIRM_REMOVE_TAG, url.getUrl(  ),
             AdminMessage.TYPE_CONFIRMATION );
     }
 
     /**
      * Remove a tagcloud
      *
      * @param request The Http request
      * @return Html form
      */
     public String doRemoveTagCloud( HttpServletRequest request )
     {
         int nCloudId = Integer.parseInt( request.getParameter( PARAMETER_TAG_CLOUD_ID ) );
         List<Tag> listTags = TagHome.findTagsByCloud( nCloudId, getPlugin(  ) );
 
         for ( Tag tag : listTags )
         {
             TagHome.removeTag( tag.getIdTag(  ), tag.getIdTagCloud(  ), getPlugin(  ) );
         }
 
         TagHome.removeCloud( nCloudId, getPlugin(  ) );
 
         // Go to the parent page
         return getHomeUrl( request );
     }
 
     /**
      * Remove a tag
      *
      * @param request The Http request
      * @return Html form
      */
     public String doRemoveTag( HttpServletRequest request )
     {
         int nCloudId = Integer.parseInt( request.getParameter( PARAMETER_TAG_CLOUD_ID ) );
         int nTagId = Integer.parseInt( request.getParameter( PARAMETER_TAG_ID ) );
 
         TagHome.removeTag( nTagId, nCloudId, getPlugin(  ) );
 
         UrlItem url = new UrlItem( JSP_MODIFY_HOME );
         url.addParameter( PARAMETER_TAG_CLOUD_ID, nCloudId );
 
         return url.getUrl(  );
     }
 
     /**
      * Returns the Tag creation form
      *
      * @param request The Http request
      * @return Html creation form
      */
     public String getCreateTag( HttpServletRequest request )
     {
         setPageTitleProperty( PROPERTY_PAGE_TITLE_CREATE_TAG );
 
         HashMap model = new HashMap(  );
         model.put( MARK_TAGCLOUD_ID, Integer.parseInt( request.getParameter( PARAMETER_TAG_CLOUD_ID ) ) );
         model.put( MARK_LIST_WEIGHT, getListWeight(  ) );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_CREATE_TAG, getLocale(  ), model );
 
         return getAdminPage( template.getHtml(  ) );
     }
 
     /**
      * Process Tag creation
      *
      * @param request The Http request
      * @return URL
      */
     public String doCreateTag( HttpServletRequest request )
     {
         int nCloudId = Integer.parseInt( request.getParameter( PARAMETER_TAG_CLOUD_ID ) );
         String strTagName = request.getParameter( PARAMETER_TAG_NAME );
         String strTagUrl = request.getParameter( PARAMETER_TAG_URL );
         String strTagWeight = request.getParameter( PARAMETER_TAG_WEIGHT );
 
         // Mandatory field
         if ( ( strTagName == null ) || strTagName.equals( "" ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         Tagplugins/tagcloud/business/Tag.html#Tag">Tag tag = new Tag(  );
         tag.setIdTagCloud( nCloudId );
         tag.setTagName( strTagName );
         tag.setTagUrl( strTagUrl.replaceAll( "&", "&amp;" ) );
         tag.setTagWeight( strTagWeight );
         TagHome.create( tag, getPlugin(  ) );
 
         UrlItem url = new UrlItem( JSP_MODIFY_HOME );
         url.addParameter( PARAMETER_TAG_CLOUD_ID, nCloudId );
 
         return url.getUrl(  );
     }
 
     /**
      * Process the Tag modifications
      *
      * @param request The Http request
      * @return Html form
      */
     public String doModifyTag( HttpServletRequest request )
     {
         int nCloudId = Integer.parseInt( request.getParameter( PARAMETER_TAG_CLOUD_ID ) );
         int nTagId = Integer.parseInt( request.getParameter( PARAMETER_TAG_ID ) );
         String strTagName = request.getParameter( PARAMETER_TAG_NAME );
 
         // Mandatory field
         if ( ( strTagName == null ) || strTagName.equals( "" ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         Tag tag = TagHome.findByPrimaryKey( nCloudId, nTagId, getPlugin(  ) );
 
         String strTagUrl = request.getParameter( PARAMETER_TAG_URL );
         String strTagWeight = request.getParameter( PARAMETER_TAG_WEIGHT );
         tag.setTagName( strTagName );
         tag.setTagUrl( strTagUrl.replaceAll( "&", "&amp;" ) );
         tag.setTagWeight( strTagWeight );
         TagHome.update( tag, getPlugin(  ) );
 
         UrlItem url = new UrlItem( JSP_MODIFY_HOME );
         url.addParameter( PARAMETER_TAG_CLOUD_ID, nCloudId );
 
         return url.getUrl(  );
     }
 
     /**
      * Returns the form for tag modification
      *
      * @param request The Http request
      * @return Html form
      */
     public String getModifyTag( HttpServletRequest request )
     {
         setPageTitleProperty( PROPERTY_PAGE_TITLE_MODIFY_TAG );
 
         int nCloudId = Integer.parseInt( request.getParameter( PARAMETER_TAG_CLOUD_ID ) );
         int nTagId = Integer.parseInt( request.getParameter( PARAMETER_TAG_ID ) );
         Tag tag = TagHome.findByPrimaryKey( nCloudId, nTagId, getPlugin(  ) );
 
         HashMap model = new HashMap(  );
         model.put( MARK_TAG, tag );
         model.put( MARK_LIST_WEIGHT, getListWeight(  ) );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_MODIFY_TAG, getLocale(  ), model );
 
         return getAdminPage( template.getHtml(  ) );
     }
 
     /**
      * Creates a list from 1 to 10 corresponding to weight of tags
      * @return a reference list
      */
     private ReferenceList getListWeight(  )
     {
         ReferenceList listWeight = new ReferenceList(  );
 
         for ( int i = 1; i < 11; i++ )
         {
             listWeight.addItem( "" + i, "" + i );
         }
 
         return listWeight;
     }
 }