/**
* Copyright (C) 2008-2010, Squale Project - http://www.squale.org
*
* This file is part of Squale.
*
* Squale is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or any later version.
*
* Squale is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Squale. If not, see <http://www.gnu.org/licenses/>.
*/
package org.squale.squaleweb.applicationlayer.action.message;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.squale.jraf.helper.AccessDelegateHelper;
import org.squale.jraf.spi.accessdelegate.IApplicationComponent;
import org.squale.squalecommon.datatransfertobject.message.NewsDTO;
import org.squale.squalecommon.datatransfertobject.message.NewsListDTO;
import org.squale.squaleweb.applicationlayer.action.accessRights.AdminAction;
import org.squale.squaleweb.applicationlayer.formbean.messages.NewsForm;
import org.squale.squaleweb.applicationlayer.formbean.messages.NewsListForm;
import org.squale.squaleweb.transformer.message.NewsListTransformer;
import org.squale.squaleweb.transformer.message.NewsTranformer;
import org.squale.welcom.struts.transformer.WTransformerFactory;
/**
*
*/
public class AdminNewsAction
extends AdminAction
{
/**
* Permet de lister les news ou les messages pour l'administrateur
*
* @param pMapping le mapping.
* @param pForm le formulaire � lire.
* @param pRequest la requ�te HTTP.
* @param pResponse la r�ponse de la servlet.
* @return l'action � r�aliser.
*/
public ActionForward listNews( ActionMapping pMapping, ActionForm pForm, HttpServletRequest pRequest,
HttpServletResponse pResponse )
{
ActionErrors errors = new ActionErrors();
ActionForward forward = null;
try
{
// Peut etre null, la date n'a pas d'importance
String which = pRequest.getParameter( "which" );
if ( which == null )
{
// On essaye de le r�cup�r� dans les attributs
which = (String) pRequest.getAttribute( "which" );
}
// Peut etre null, la langue n'a pas d'importance
String lang = pRequest.getParameter( "lang" );
if ( lang == null )
{
lang = (String) pRequest.getAttribute( "lang" );
}
// Appel de la couche m�tier
IApplicationComponent ac = AccessDelegateHelper.getInstance( "Messages" );
// On r�cup�res les langues possibles
Collection langs = (Collection) ac.execute( "findLangs" );
Object[] paramIn = new Object[] { which, lang };
// Renvoie une collection de newsDto
NewsListDTO dtoList = (NewsListDTO) ac.execute( "getNews", paramIn );
paramIn = new Object[0];
Collection coll = dtoList.getNewsList();
Collection result = new ArrayList( 0 );
// ajout de l'ensembre des langues disponibles
if ( coll != null )
{
Iterator it = coll.iterator();
while ( it.hasNext() )
{
NewsDTO dto = (NewsDTO) it.next();
// ajout de l'ensemble de langues
dto.setLangSet( langs );
result.add( dto );
}
}
dtoList.setNewsList( result );
NewsListForm newsListForm =
(NewsListForm) WTransformerFactory.objToForm( NewsListTransformer.class, dtoList );
// on ne met le form en session que si il y a des news
if ( newsListForm.getNewsList().size() != 0 )
{
pRequest.getSession().setAttribute( "newsListForm", newsListForm );
}
else
{ // sinon on le supprime de la session
pRequest.getSession().removeAttribute( "newsListForm" );
}
if ( pRequest.getParameter( "kind" ) != null )
{
forward = pMapping.findForward( "viewNews" );
}
else
{
forward = pMapping.findForward( "success_news" );
}
}
catch ( Exception e )
{
// Traitement des exceptions
handleException( e, errors, pRequest );
forward = pMapping.findForward( "total_failure" );
}
if ( !errors.isEmpty() )
{
saveMessages( pRequest, errors );
}
// On est pass� par un menu donc on r�initialise le traceur
resetTracker( pRequest );
return forward;
}
/**
* Permet de supprimer des nouveaut�s
*
* @param pMapping le mapping.
* @param pForm le formulaire � lire.
* @param pRequest la requ�te HTTP.
* @param pResponse la r�ponse de la servlet.
* @return l'action � r�aliser.
*/
public ActionForward purge( ActionMapping pMapping, ActionForm pForm, HttpServletRequest pRequest,
HttpServletResponse pResponse )
{
ActionErrors errors = new ActionErrors();
ActionForward forward = new ActionForward();
try
{
// R�cup�ration des news s�lectionn�es par checkbox
NewsListForm form = (NewsListForm) pForm;
List newsSelected = getSelection( null, form.getNewsList() );
// V�rification de la s�lection
if ( newsSelected.size() == 0 )
{
pRequest.setAttribute( "SelectionProblem", "news.emptySelection" );
forward = pMapping.findForward( "success_purge" );
}
else
{
ActionErrors messages = new ActionErrors();
// Parcours de la s�lection et purge de chaque audit
IApplicationComponent ac = AccessDelegateHelper.getInstance( "Messages" );
Object[] paramIn = { null };
Iterator iterator = newsSelected.iterator();
while ( iterator.hasNext() )
{
NewsForm newsForm = (NewsForm) iterator.next();
NewsDTO newsDTO = (NewsDTO) WTransformerFactory.formToObj( NewsTranformer.class, newsForm )[0];
paramIn[0] = ( newsDTO );
ac.execute( "purgeNews", paramIn );
// Construction d'un message de confirmation pour chaque
// audit purg�
ActionMessage message = new ActionMessage( "info.purge_news", newsDTO.getKey() );
messages.add( ActionMessages.GLOBAL_MESSAGE, message );
}
saveMessages( pRequest, messages );
pRequest.removeAttribute( "EmptySelection" );
forward = pMapping.findForward( "success_purge" );
}
}
catch ( Exception e )
{
handleException( e, errors, pRequest );
}
if ( !errors.isEmpty() )
{
// Enregistrement du message et routage vers la page d'erreur
saveErrors( pRequest, errors );
forward = pMapping.findForward( "total_failure" );
}
return forward;
}
/**
* @param pMapping le mapping.
* @param pForm le formulaire � lire.
* @param pRequest la requ�te HTTP.
* @param pResponse la r�ponse de la servlet.
* @return l'action � r�aliser.
*/
public ActionForward checkModify( ActionMapping pMapping, ActionForm pForm, HttpServletRequest pRequest,
HttpServletResponse pResponse )
{
ActionErrors errors = new ActionErrors();
ActionForward forward = new ActionForward();
NewsListForm form = (NewsListForm) pForm;
// �l�ment indiquant qu'on est
// en train de modifier et pas d'ajouter
pRequest.getSession().setAttribute( "modify", "true" );
try
{
List newsSelected = getSelection( null, form.getNewsList() );
// V�rification de la s�lection
// on ne doit avoir qu'un seul audit de s�lectionn�
if ( newsSelected.size() != 1 )
{
if ( newsSelected.size() == 0 )
{
pRequest.setAttribute( "SelectionProblem", "news.emptySelection" );
}
else
{
pRequest.setAttribute( "SelectionProblem", "news.notUniqueSelection" );
}
forward = pMapping.findForward( "success_purge" );
}
else
{
pRequest.getSession().setAttribute( "newsForm", (NewsForm) newsSelected.get( 0 ) );
// redirection vers la page commune � l'ajout et � la modification
forward = pMapping.findForward( "addOrModify" );
}
}
catch ( Exception e )
{
handleException( e, errors, pRequest );
}
if ( !errors.isEmpty() )
{
// Enregistrement du message et routage vers la page d'erreur
saveErrors( pRequest, errors );
forward = pMapping.findForward( "total_failure" );
}
return forward;
}
/**
* @param pMapping le mapping.
* @param pForm le formulaire � lire.
* @param pRequest la requ�te HTTP.
* @param pResponse la r�ponse de la servlet.
* @return l'action � r�aliser.
*/
public ActionForward checkAdd( ActionMapping pMapping, ActionForm pForm, HttpServletRequest pRequest,
HttpServletResponse pResponse )
{
ActionErrors errors = new ActionErrors();
ActionForward forward = new ActionForward();
NewsListForm form = (NewsListForm) pForm;
// suppression de l'�l�ment indiquant qu'on est
// en train de modifier et pas d'ajouter
pRequest.getSession().removeAttribute( "modify" );
try
{
// on ne fait pas de tests sur les �ventuels audits s�lectionn�s
// on peut ajouter quel que soit l'�tat de la s�lection
// on ajoute la liste des langues disponibles pour la s�lection au form � ajouter
IApplicationComponent ac = AccessDelegateHelper.getInstance( "Messages" );
Collection langs = (Collection) ac.execute( "findLangs" );
NewsForm addedForm = new NewsForm();
addedForm.setLangSet( langs );
pRequest.getSession().setAttribute( "newsForm", addedForm );
forward = pMapping.findForward( "addOrModify" );
}
catch ( Exception e )
{
handleException( e, errors, pRequest );
}
if ( !errors.isEmpty() )
{
// Enregistrement du message et routage vers la page d'erreur
saveErrors( pRequest, errors );
forward = pMapping.findForward( "total_failure" );
}
return forward;
}
/**
* R�cup�re la s�lection des news � partir du param�tre et de la liste fournie.
*
* @param pParam le param�tre d�terminant l'id de l'audit s�lectionn�.
* @param pColl la liste des news (NewsForm).
* @return la liste des audits s�lectionn�s.
*/
public List getSelection( final Object pParam, final Collection pColl )
{
ArrayList newsSelected = new ArrayList( 0 );
if ( null == pParam )
{
if ( pColl != null )
{
// S'il s'agit d'une s�lection par check boxes
Iterator it = pColl.iterator();
NewsForm newsForm;
// Parcours de la liste des audits
while ( it.hasNext() )
{
newsForm = (NewsForm) it.next();
// Ajout des audits s�lectionn�s
if ( newsForm.isSelected() )
{
newsSelected.add( newsForm );
}
}
}
}
else
{
// Le param�tre fournit l'id de l'audit recherch�
Long objId = new Long( (String) pParam );
Iterator it = pColl.iterator();
NewsForm newsForm;
// Parcours de la liste des audits � la recherche de l'audit
// la liste est suppos�e courte pour ne pas ajouter une condition de sortie
while ( it.hasNext() )
{
newsForm = (NewsForm) it.next();
if ( newsForm.getId() == objId.longValue() )
{
newsSelected.add( newsForm );
}
}
}
return newsSelected;
}
}