net.sourceforge.fenixedu.domain.organizationalStructure.Invitation.java Source code

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Here is the source code for net.sourceforge.fenixedu.domain.organizationalStructure.Invitation.java

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/**
 * Copyright  2002 Instituto Superior Tcnico
 *
 * This file is part of FenixEdu Core.
 *
 * FenixEdu Core 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 Core 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 Core.  If not, see <http://www.gnu.org/licenses/>.
 */
package net.sourceforge.fenixedu.domain.organizationalStructure;

import java.util.Collection;

import net.sourceforge.fenixedu.domain.Person;
import net.sourceforge.fenixedu.domain.exceptions.DomainException;
import net.sourceforge.fenixedu.domain.person.RoleType;

import org.fenixedu.bennu.core.domain.User;
import org.fenixedu.bennu.core.domain.UserLoginPeriod;
import org.joda.time.LocalDate;
import org.joda.time.YearMonthDay;
import org.springframework.util.ReflectionUtils;

import pt.ist.fenixframework.Atomic;

import com.google.common.base.Objects;

public class Invitation extends Invitation_Base {

    public Invitation(Person person, Unit unit, Party responsible, YearMonthDay begin, YearMonthDay end) {

        super();

        AccountabilityType accountabilityType = getInvitationAccountabilityType();

        setAccountabilityType(accountabilityType);
        setChildParty(person);
        setParentParty(unit);
        setResponsible(responsible);
        person.addPersonRoleByRoleType(RoleType.PERSON);
        setInvitationInterval(begin, end);
    }

    public void setInvitationInterval(YearMonthDay beginDate, YearMonthDay endDate) {
        migrateIntervals();
        checkInvitationDatesIntersection(getInvitedPerson(), beginDate, endDate);
        if (getBeginDate() == null) {
            // When editing from the constructor
            new UserLoginPeriod(getInvitedPerson().getUser(), beginDate.toLocalDate(), endDate.toLocalDate());
        } else {
            // When editing from the functionality
            editLoginPeriod(beginDate.toLocalDate(), endDate.toLocalDate());
        }
        super.setBeginDate(beginDate);
        super.setEndDate(endDate);
    }

    @Override
    public void setResponsible(Party responsible) {
        if (responsible == null) {
            throw new DomainException("error.invitation.empty.responsible");
        }
        super.setResponsible(responsible);
    }

    @Override
    public void setBeginDate(YearMonthDay beginDate) {
        throw new DomainException("error.Invitation.invalid.operation");
    }

    @Override
    public void setEndDate(YearMonthDay endDate) {
        throw new DomainException("error.Invitation.invalid.operation");
    }

    public Unit getHostUnit() {
        return getUnit();
    }

    public Person getInvitedPerson() {
        return getPerson();
    }

    public Person getResponsiblePerson() {
        return (getResponsible().isPerson()) ? (Person) getResponsible() : null;
    }

    public void setResponsiblePerson(Person person) {
        setResponsible(person);
    }

    @Override
    public void delete() {
        UserLoginPeriod period = readExactPeriod();
        if (period != null) {
            period.delete();
        }
        super.setResponsible(null);
        super.delete();
    }

    private UserLoginPeriod readExactPeriod() {
        for (UserLoginPeriod period : getInvitedPerson().getUser().getLoginValiditySet()) {
            if (period.matches(getBeginDate().toLocalDate(), getEndDate().toLocalDate())) {
                return period;
            }
        }
        return null;
    }

    private void checkInvitationDatesIntersection(Person person, YearMonthDay begin, YearMonthDay end) {
        checkBeginDateAndEndDate(begin, end);
        for (Invitation invitation : (Collection<Invitation>) person
                .getParentAccountabilities(AccountabilityTypeEnum.INVITATION, Invitation.class)) {
            if (!invitation.equals(this) && invitation.getHostUnit().equals(this.getHostUnit())
                    && invitation.getResponsible().equals(this.getResponsible())
                    && invitation.hasDatesIntersection(begin, end)) {
                throw new DomainException("error.invitation.dates.intersection");
            }
        }
    }

    private boolean hasDatesIntersection(YearMonthDay begin, YearMonthDay end) {
        return ((end == null || !getBeginDate().isAfter(end))
                && (getEndDate() == null || !getEndDate().isBefore(begin)));
    }

    private void checkBeginDateAndEndDate(YearMonthDay begin, YearMonthDay end) {
        if (begin == null) {
            throw new DomainException("error.invitation.no.beginDate");
        }
        if (end == null) {
            throw new DomainException("error.invitation.no.endDate");
        }
        if (end != null && !end.isAfter(begin)) {
            throw new DomainException("error.invitation.endDateBeforeBeginDate");
        }
    }

    private void editLoginPeriod(LocalDate beginDate, LocalDate endDate) {
        UserLoginPeriod period = readExactPeriod();
        if (period != null) {
            period.edit(beginDate, endDate);
        } else {
            new UserLoginPeriod(getInvitedPerson().getUser(), beginDate, endDate);
        }
    }

    public static AccountabilityType getInvitationAccountabilityType() {
        return AccountabilityType.readByType(AccountabilityTypeEnum.INVITATION);
    }

    @Atomic
    private void migrateIntervals() {
        User user = getInvitedPerson().getUser();
        if (!user.getLoginPeriodSet().isEmpty() && user.getLoginValiditySet().isEmpty()) {
            for (org.fenixedu.bennu.user.management.UserLoginPeriod old : user.getLoginPeriodSet()) {
                migratePeriod(user, old);
            }
            user.setExpiration(null); // if null falls back to UserLoginPeriod instances
        }
    }

    private void migratePeriod(User user, org.fenixedu.bennu.user.management.UserLoginPeriod old) {
        for (UserLoginPeriod period : user.getLoginValiditySet()) {
            if (Objects.equal(period.getBeginDate(), old.getBeginDate())) {
                return; //nothing to do, already exists;
            }
        }
        if (old.getEndDate() == null) {
            UserLoginPeriod period = UserLoginPeriod.createOpenPeriod(user);
            ReflectionUtils.invokeMethod(
                    ReflectionUtils.findMethod(period.getClass().getSuperclass(), "setBeginDate"), period,
                    old.getBeginDate());
        } else {
            new UserLoginPeriod(user, old.getBeginDate(), old.getEndDate());
        }
    }
}