/**
* Copyright © 2002 Instituto Superior Técnico
*
* This file is part of FenixEdu Academic.
*
* FenixEdu Academic 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
* (at your option) any later version.
*
* FenixEdu Academic 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with FenixEdu Academic. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* Created on 19/Mai/2003
*
*
*/
package org.fenixedu.academic.service.filter;
import java.util.Iterator;
import org.fenixedu.academic.domain.BibliographicReference;
import org.fenixedu.academic.domain.ExecutionCourse;
import org.fenixedu.academic.domain.Professorship;
import org.fenixedu.academic.domain.Teacher;
import org.fenixedu.academic.domain.person.RoleType;
import org.fenixedu.academic.service.services.exceptions.NotAuthorizedException;
import org.fenixedu.bennu.core.domain.User;
import org.fenixedu.bennu.core.security.Authenticate;
import pt.ist.fenixframework.FenixFramework;
/**
* @author João Mota
*
*/
public class ExecutionCourseAndBibliographicReferenceLecturingTeacherAuthorizationFilter extends AuthorizationByRoleFilter {
public static final ExecutionCourseAndBibliographicReferenceLecturingTeacherAuthorizationFilter instance =
new ExecutionCourseAndBibliographicReferenceLecturingTeacherAuthorizationFilter();
public ExecutionCourseAndBibliographicReferenceLecturingTeacherAuthorizationFilter() {
}
@Override
protected RoleType getRoleType() {
return RoleType.TEACHER;
}
public void execute(String bibliographicReferenceID) throws NotAuthorizedException {
User id = Authenticate.getUser();
if ((id == null) || !id.getPerson().hasRole(getRoleType())
|| !bibliographicReferenceBelongsToTeacherExecutionCourse(id, bibliographicReferenceID)) {
throw new NotAuthorizedException();
}
}
private boolean bibliographicReferenceBelongsToTeacherExecutionCourse(User id, String bibliographicReferenceID) {
if (bibliographicReferenceID == null) {
return false;
}
boolean result = false;
final BibliographicReference bibliographicReference = FenixFramework.getDomainObject(bibliographicReferenceID);
final Teacher teacher = Teacher.readTeacherByUsername(id.getUsername());
if (bibliographicReference != null && teacher != null) {
final ExecutionCourse executionCourse = bibliographicReference.getExecutionCourse();
final Iterator associatedProfessorships = teacher.getProfessorshipsIterator();
// Check if Teacher has a professorship to ExecutionCourse
// BibliographicReference
while (associatedProfessorships.hasNext()) {
Professorship professorship = (Professorship) associatedProfessorships.next();
if (professorship.getExecutionCourse().equals(executionCourse)) {
result = true;
break;
}
}
}
return result;
}
}