org.apache.openmeetings.service.room.InvitationManager.java Source code

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache 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.apache.org/licenses/LICENSE-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.apache.openmeetings.service.room;

import static org.apache.openmeetings.db.util.ApplicationHelper.ensureApplication;
import static org.apache.openmeetings.util.OpenmeetingsVariables.webAppRootKey;

import java.util.Date;
import java.util.Map;
import java.util.TimeZone;
import java.util.UUID;
import java.util.Vector;

import org.apache.openmeetings.IApplication;
import org.apache.openmeetings.core.mail.MailHandler;
import org.apache.openmeetings.core.mail.SMSHandler;
import org.apache.openmeetings.db.dao.room.IInvitationManager;
import org.apache.openmeetings.db.dao.room.InvitationDao;
import org.apache.openmeetings.db.entity.basic.MailMessage;
import org.apache.openmeetings.db.entity.calendar.Appointment;
import org.apache.openmeetings.db.entity.calendar.Appointment.Reminder;
import org.apache.openmeetings.db.entity.calendar.MeetingMember;
import org.apache.openmeetings.db.entity.room.Invitation;
import org.apache.openmeetings.db.entity.room.Invitation.MessageType;
import org.apache.openmeetings.db.entity.room.Invitation.Valid;
import org.apache.openmeetings.db.entity.room.Room;
import org.apache.openmeetings.db.entity.user.User;
import org.apache.openmeetings.db.entity.user.User.Type;
import org.apache.openmeetings.db.util.TimezoneUtil;
import org.apache.openmeetings.service.mail.template.AbstractAppointmentTemplate;
import org.apache.openmeetings.service.mail.template.CanceledAppointmentTemplate;
import org.apache.openmeetings.service.mail.template.CreatedAppointmentTemplate;
import org.apache.openmeetings.service.mail.template.InvitationTemplate;
import org.apache.openmeetings.service.mail.template.UpdatedAppointmentTemplate;
import org.apache.openmeetings.util.crypt.CryptProvider;
import org.apache.openmeetings.util.mail.IcalHandler;
import org.apache.wicket.util.string.Strings;
import org.red5.logging.Red5LoggerFactory;
import org.slf4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;

/**
 * 
 * @author swagner
 * 
 */
public class InvitationManager implements IInvitationManager {
    private static final Logger log = Red5LoggerFactory.getLogger(InvitationManager.class, webAppRootKey);

    @Autowired
    private InvitationDao invitationDao;
    @Autowired
    private MailHandler mailHandler;
    @Autowired
    private SMSHandler smsHandler;
    @Autowired
    private TimezoneUtil timezoneUtil;

    /**
     * @author vasya
     * 
     * @param mm
     * @param a
     * @param message
     * @param subject
     * @throws Exception 
     */
    private void sendInvitionLink(Appointment a, MeetingMember mm, MessageType type, boolean ical)
            throws Exception {
        User owner = a.getOwner();
        String invitorName = owner.getFirstname() + " " + owner.getLastname();
        Long langId = mm.getUser().getLanguageId();
        TimeZone tz = timezoneUtil.getTimeZone(mm.getUser());
        AbstractAppointmentTemplate t = null;
        switch (type) {
        case Cancel:
            t = CanceledAppointmentTemplate.get(langId, a, tz, invitorName);
            break;
        case Create:
            t = CreatedAppointmentTemplate.get(langId, a, tz, invitorName);
            break;
        case Update:
        default:
            t = UpdatedAppointmentTemplate.get(langId, a, tz, invitorName);
            break;

        }
        sendInvitationLink(mm.getInvitation(), type, t.getSubject(), t.getEmail(), ical);
    }

    @Override
    public void sendInvitationLink(Invitation i, MessageType type, String subject, String message, boolean ical)
            throws Exception {
        String invitation_link = null;
        if (type != MessageType.Cancel) {
            IApplication app = ensureApplication(1L);
            invitation_link = app.getOmInvitationLink(i);
        }
        User owner = i.getInvitedBy();

        String invitorName = owner.getFirstname() + " " + owner.getLastname();
        String template = InvitationTemplate.getEmail(i.getInvitee().getLanguageId(), invitorName, message,
                invitation_link);
        String email = i.getInvitee().getAddress().getEmail();
        String replyToEmail = owner.getAddress().getEmail();

        if (ical) {
            String username = i.getInvitee().getLogin();
            boolean isOwner = owner.getId().equals(i.getInvitee().getId());
            IcalHandler handler = new IcalHandler(
                    MessageType.Cancel == type ? IcalHandler.ICAL_METHOD_CANCEL : IcalHandler.ICAL_METHOD_REQUEST);

            Map<String, String> attendeeList = handler.getAttendeeData(email, username, isOwner);

            Vector<Map<String, String>> atts = new Vector<Map<String, String>>();
            atts.add(attendeeList);

            // Defining Organizer

            Map<String, String> organizerAttendee = handler.getAttendeeData(email, username, isOwner);
            organizerAttendee = handler.getAttendeeData(replyToEmail, owner.getLogin(), isOwner);

            Appointment a = i.getAppointment();
            // Create ICal Message
            String meetingId = handler.addNewMeeting(a.getStart(), a.getEnd(), a.getTitle(), atts, invitation_link,
                    organizerAttendee, a.getIcalId(), timezoneUtil.getTimeZone(owner).getID());

            // Writing back meetingUid
            if (Strings.isEmpty(a.getIcalId())) {
                a.setIcalId(meetingId);
                // TODO should it be saved ???
            }

            log.debug(handler.getICalDataAsString());
            mailHandler.send(new MailMessage(email, replyToEmail, subject, template, handler.getIcalAsByteArray()));
        } else {
            mailHandler.send(email, replyToEmail, subject, template);
        }
    }

    /**
     * This method sends invitation reminder SMS
     * @param phone user's phone
     * @param subject 
     * @return
     */
    @Override
    public boolean sendInvitationReminderSMS(String phone, String subject, long languageId) {
        if (!Strings.isEmpty(phone)) {
            log.debug("sendInvitationReminderSMS to " + phone + ": " + subject);
            try {
                return smsHandler.sendSMS(phone, subject, languageId);
            } catch (Exception e) {
                log.error("sendInvitationReminderSMS", e);
            }
        }
        return false;
    }

    /**
     * 
     * @param hashCode
     * @param hidePass
     * @return
     */
    @Override
    public Object getInvitationByHashCode(String hashCode, boolean hidePass) {
        try {
            log.debug("Invitation was requested by hashcode: " + hashCode);
            Invitation i = invitationDao.getByHash(hashCode, hidePass, true);

            if (i == null) {
                // already deleted or does not exist
                return new Long(-31);
            } else {
                switch (i.getValid()) {
                case OneTime:
                    // do this only if the user tries to get the Invitation, not
                    // while checking the PWD
                    if (!i.isAllowEntry()) {
                        // Invitation is of type *only-one-time* and was
                        // already used
                        return new Long(-32);
                    }
                    break;
                case Period:
                case Endless:
                default:
                    break;
                }
                return i;
            }

        } catch (Exception err) {
            log.error("[getInvitationByHashCode]", err);
        }
        return new Long(-1);
    }

    /**
     * 
     * @param hashCode
     * @param pass
     * @return
     */
    @Override
    public Object checkInvitationPass(String hashCode, String pass) {
        try {
            Object obj = getInvitationByHashCode(hashCode, false);
            log.debug("checkInvitationPass - obj: " + obj);
            if (obj instanceof Invitation) {
                Invitation invitation = (Invitation) obj;

                if (CryptProvider.get().verify(pass, invitation.getPassword())) {
                    return new Long(1);
                } else {
                    return new Long(-34);
                }
            } else {
                return obj;
            }
        } catch (Exception ex2) {
            log.error("[checkInvitationPass] ", ex2);
        }
        return new Long(-1);
    }

    /**
     * @author vasya
     * 
     * @param member
     * @param a
     */
    @Override
    public void processInvitation(Appointment a, MeetingMember member, MessageType type) {
        processInvitation(a, member, type, true);
    }

    @Override
    public void processInvitation(Appointment a, MeetingMember mm, MessageType type, boolean sendMail) {
        Reminder reminder = a.getReminder();
        if (reminder == null) {
            log.error("Appointment doesn't have reminder set!");
            return;
        }
        if (Reminder.none == reminder) {
            log.error("MeetingMember should not have invitation!");
            return;
        }

        log.debug(":::: processInvitation ..... " + reminder);
        log.debug("Invitation for Appointment : simple email");
        try {
            mm.setInvitation(getInvitation(mm.getInvitation(), mm.getUser(), a.getRoom(), a.isPasswordProtected(),
                    a.getPassword(), Valid.Period, a.getOwner(), null, a.getStart(), a.getEnd(), a));
            if (sendMail) {
                sendInvitionLink(a, mm, type, Reminder.ical == reminder);
            }
        } catch (Exception e) {
            log.error("Unexpected error while setting invitation", e);
        }
    }

    @Override
    public Invitation getInvitation(Invitation _invitation, User inveetee, Room room, boolean isPasswordProtected,
            String invitationpass, Valid valid, User createdBy, Long languageId, Date gmtTimeStart, Date gmtTimeEnd,
            Appointment appointment) {

        Invitation invitation = _invitation;
        if (null == _invitation) {
            invitation = new Invitation();
            invitation.setHash(UUID.randomUUID().toString());
        }

        invitation.setPasswordProtected(isPasswordProtected);
        if (isPasswordProtected) {
            invitation.setPassword(CryptProvider.get().hash(invitationpass));
        }

        invitation.setUsed(false);
        invitation.setValid(valid);

        // valid period of Invitation
        switch (valid) {
        case Period:
            invitation.setValidFrom(new Date(gmtTimeStart.getTime() - (5 * 60 * 1000)));
            invitation.setValidTo(gmtTimeEnd);
            break;
        case Endless:
        case OneTime:
        default:
            break;
        }

        invitation.setDeleted(false);

        invitation.setInvitedBy(createdBy);
        invitation.setInvitee(inveetee);
        if (languageId != null && Type.contact == invitation.getInvitee().getType()) {
            invitation.getInvitee().setLanguageId(languageId);
        }
        invitation.setRoom(room);
        invitation.setInserted(new Date());
        invitation.setAppointment(appointment);

        return invitation;
    }

    @Override
    public Invitation getInvitation(User inveetee, Room room, boolean isPasswordProtected, String invitationpass,
            Valid valid, User createdBy, Long languageId, Date gmtTimeStart, Date gmtTimeEnd,
            Appointment appointment) {
        Invitation i = getInvitation((Invitation) null, inveetee, room, isPasswordProtected, invitationpass, valid,
                createdBy, languageId, gmtTimeStart, gmtTimeEnd, appointment);
        i = invitationDao.update(i);
        return i;
    }
}