Subversion Repositories bacoAlunos

package pt.estgp.estgweb.filters.filters;

import org.apache.log4j.Logger;

import pt.estgp.estgweb.domain.CourseImpl;

import pt.estgp.estgweb.domain.UserSession;

import pt.estgp.estgweb.domain.dao.DaoFactory;

import pt.estgp.estgweb.filters.chains.LoadControlFilter;

import pt.estgp.estgweb.filters.exceptions.AccessDeniedOperationException;

import pt.estgp.estgweb.filters.exceptions.NeedAuthenticationException;

import pt.estgp.estgweb.services.courses.coursereport.documentmodel.CourseReportDocument;

import pt.estgp.estgweb.utils.Globals;

import pt.utl.ist.berserk.ServiceRequest;

import pt.utl.ist.berserk.ServiceResponse;

import pt.utl.ist.berserk.logic.filterManager.FilterParameters;

import pt.utl.ist.berserk.logic.filterManager.exceptions.FilterException;

public class IsFromCourseCommission extends LoadControlFilter {

    private static final 1.5.0/docs/api/java/util/logging/Logger.html">Logger logger = 1.5.0/docs/api/java/util/logging/Logger.html">Logger.getLogger(IsFromCourseCommission.class);

    public void execute(ServiceRequest request, ServiceResponse response, FilterParameters filterParameters) throws FilterException, 1.5.0/docs/api/java/lang/Exception.html">Exception

    {

        UserSession userSession = (UserSession) request.getServiceParameters().getParameter(Globals.USER_SESSION_KEY);

        if(userSession.getUser() == null)

        {

            logger.info("try access restricted area:" + request.getRequester());

            throw new NeedAuthenticationException();

        }

        if(userSession.getUser().isSuperuser())

            return;

        5+0%2Fdocs%2Fapi+Object">Object obj = request.getServiceParameters().getParameter((1.5.0/docs/api/java/lang/String.html">String) filterParameters.getParameter(0));

        1.5.0/docs/api/java/lang/String.html">String courseCode;

        if (obj instanceof 1.5.0/docs/api/java/lang/String.html">String) {

            courseCode = (1.5.0/docs/api/java/lang/String.html">String) obj;

        }

        else if (obj instanceof CourseReportDocument) {

            courseCode = ((CourseReportDocument) obj).getCourseCode();

        }

        else {

            logger.info("Filter: IsFromCourseCommission - Invalid parameter");

            throw new AccessDeniedOperationException("fail.owner");

        }

        CourseImpl course = DaoFactory.getCourseDaoImpl().findCourseByCode(courseCode);

        if(!course.isFromCourseCommission(userSession.getUser()))

        {

            logger.warn(userSession.getUser().getUsername() + ": try access restricted area");

            throw new AccessDeniedOperationException("fail.owner");

        }

    }

}