/**********************************************************************************
* $URL: https://source.sakaiproject.org/svn/sam/trunk/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/ExportAssessmentListener.java $
* $Id: ExportAssessmentListener.java 106463 2012-04-02 12:20:09Z david.horwitz@uct.ac.za $
***********************************************************************************
*
* Copyright (c) 2004, 2005, 2006, 2007, 2008 The Sakai Foundation
*
* Licensed under the Educational Community License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.opensource.org/licenses/ECL-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
**********************************************************************************/
package org.sakaiproject.tool.assessment.ui.listener.author;
import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;
import javax.faces.event.AbortProcessingException;
import javax.faces.event.ActionEvent;
import javax.faces.event.ActionListener;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.sakaiproject.tool.assessment.facade.AgentFacade;
import org.sakaiproject.tool.assessment.services.assessment.AssessmentService;
import org.sakaiproject.tool.assessment.ui.bean.authz.AuthorizationBean;
import org.sakaiproject.tool.assessment.ui.bean.qti.XMLController;
import org.sakaiproject.tool.assessment.ui.bean.qti.XMLDisplay;
import org.sakaiproject.tool.assessment.ui.listener.util.ContextUtil;
/**
* <p>Title: Samigo</p>
* <p>Description: Sakai Assessment Manager</p>
* @author Ed Smiley
* @version $Id: ExportAssessmentListener.java 106463 2012-04-02 12:20:09Z david.horwitz@uct.ac.za $
*/
public class ExportAssessmentListener implements ActionListener
{
private static Log log = LogFactory.getLog(ExportAssessmentListener.class);
public ExportAssessmentListener()
{
}
public void processAction(ActionEvent ae) throws AbortProcessingException
{
String assessmentId = (String) ContextUtil.lookupParam("assessmentId");
XMLDisplay xmlDisp = (XMLDisplay) ContextUtil.lookupBean("xml");
log.info("ExportAssessmentListener assessmentId="+assessmentId);
if (!passAuthz(assessmentId)) {
xmlDisp.setOutcome("exportDenied");
String thisIp = ( (javax.servlet.http.HttpServletRequest) FacesContext.
getCurrentInstance().getExternalContext().getRequest()).
getRemoteAddr();
log.warn("Unauthorized attempt to access /samigo-app/jsf/qti/exportAssessment.xml?exportAssessmentId=" + assessmentId + " from IP : " + thisIp); // logging IP , as requested in SAK-17984
return;
}
//update random question pools (if any) before exporting
AssessmentService assessmentService = new AssessmentService();
int success = assessmentService.updateAllRandomPoolQuestions(assessmentService.getAssessment(assessmentId));
if(success == AssessmentService.UPDATE_SUCCESS){
XMLController xmlController = (XMLController) ContextUtil.lookupBean(
"xmlController");
//log.info("ExportAssessmentListener xmlController.setId(assessmentId)");
xmlController.setId(assessmentId);
// debug
// xmlController.setQtiVersion(2);
//log.info("xmlController.setQtiVersion(1)");
xmlController.setQtiVersion(1);
//log.info("ExportAssessmentListener xmlController.displayAssessmentXml");
xmlController.displayAssessmentXml();
//log.info("ExportAssessmentListener processAction done");
xmlDisp.setOutcome("xmlDisplay");
}else{
FacesContext context = FacesContext.getCurrentInstance();
if(success == AssessmentService.UPDATE_ERROR_DRAW_SIZE_TOO_LARGE){
String err=ContextUtil.getLocalizedString("org.sakaiproject.tool.assessment.bundle.AuthorMessages","update_pool_error_size_too_large");
context.addMessage(null,new FacesMessage(err));
}else{
String err=ContextUtil.getLocalizedString("org.sakaiproject.tool.assessment.bundle.AuthorMessages","update_pool_error_unknown");
context.addMessage(null,new FacesMessage(err));
}
xmlDisp.setOutcome("poolUpdateError");
return;
}
}
private boolean passAuthz(String assessmentId){
AuthorizationBean authzBean = (AuthorizationBean) ContextUtil.lookupBean("authorization");
boolean hasPrivilege_any = authzBean.getEditAnyAssessment();
boolean hasPrivilege_own0 = authzBean.getEditOwnAssessment();
boolean hasPrivilege_own = (hasPrivilege_own0 && isOwner(assessmentId));
boolean hasPrivilege = (hasPrivilege_any || hasPrivilege_own);
return hasPrivilege;
}
private boolean isOwner(String assessmentId){
boolean isOwner = false;
String agentId = AgentFacade.getAgentString();
AssessmentService assessmentService = new AssessmentService();
String ownerId = assessmentService.getAssessmentCreatedBy(assessmentId);
isOwner = agentId.equals(ownerId);
log.debug("***isOwner="+isOwner);
return isOwner;
}
}