src/java/org/mxchange/jjobs/beans/resendlink/JobsResendLinkWebSessionBean.java

   1 /*
   2  * Copyright (C) 2016 Roland Häder
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Affero General Public License as
   6  * published by the Free Software Foundation, either version 3 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU Affero General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Affero General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.mxchange.jjobs.beans.resendlink;
  18
  19 import javax.enterprise.context.SessionScoped;
  20 import javax.enterprise.event.Event;
  21 import javax.enterprise.inject.Any;
  22 import javax.faces.view.facelets.FaceletException;
  23 import javax.inject.Inject;
  24 import javax.inject.Named;
  25 import javax.naming.Context;
  26 import javax.naming.InitialContext;
  27 import javax.naming.NamingException;
  28 import org.mxchange.jcoreee.utils.FacesUtils;
  29 import org.mxchange.jjobs.beans.BaseJobsController;
  30 import org.mxchange.jjobs.beans.localization.JobsLocalizationSessionController;
  31 import org.mxchange.jjobs.beans.user.JobsUserWebSessionController;
  32 import org.mxchange.jusercore.events.resendlink.UserResendLinkAccountEvent;
  33 import org.mxchange.jusercore.exceptions.UserEmailAddressNotFoundException;
  34 import org.mxchange.jusercore.exceptions.UserNotFoundException;
  35 import org.mxchange.jusercore.exceptions.UserStatusConfirmedException;
  36 import org.mxchange.jusercore.exceptions.UserStatusLockedException;
  37 import org.mxchange.jusercore.model.user.User;
  38 import org.mxchange.jusercore.model.user.status.UserAccountStatus;
  39 import org.mxchange.jusercore.events.resendlink.ObservableUserResendLinkAccountEvent;
  40
  41 /**
  42  * A web session bean for resending confirmation link
  43  * <p>
  44  * @author Roland Häder<roland@mxchange.org>
  45  */
  46 @Named ("resendController")
  47 @SessionScoped
  48 public class JobsResendLinkWebSessionBean extends BaseJobsController implements JobsResendLinkWebSessionController {
  49
  50         /**
  51          * Serial number
  52          */
  53         private static final long serialVersionUID = 186_078_724_659_153L;
  54
  55         /**
  56          * Email address
  57          */
  58         private String emailAddress;
  59
  60         /**
  61          * EJB for resending confirmation link
  62          */
  63         private ResendLinkSessionBeanRemote emailBean;
  64
  65         /**
  66          * Localization controller
  67          */
  68         @Inject
  69         private JobsLocalizationSessionController localizationController;
  70
  71         /**
  72          * Regular user controller
  73          */
  74         @Inject
  75         private JobsUserWebSessionController userController;
  76
  77         /**
  78          * Event being fired after confirmation link is being sent
  79          */
  80         @Inject
  81         @Any
  82         private Event<ObservableUserResendLinkAccountEvent> userResendLinkEvent;
  83
  84         /**
  85          * Default constructor
  86          */
  87         public JobsResendLinkWebSessionBean () {
  88                 // Try it
  89                 try {
  90                         // Get initial context
  91                         Context context = new InitialContext();
  92
  93                         // Try to lookup
  94                         this.emailBean = (ResendLinkSessionBeanRemote) context.lookup("java:global/jjobs-ejb/resendLink!org.mxchange.jjobs.beans.resendlink.ResendLinkSessionBeanRemote"); //NOI18N
  95                 } catch (final NamingException e) {
  96                         // Throw again
  97                         throw new FaceletException(e);
  98                 }
  99         }
 100
 101         @Override
 102         public String doResendLink () {
 103                 // The email address should not be empty as the JSF validates this
 104                 if (this.getEmailAddress() == null) {
 105                         // Throw NPE
 106                         throw new NullPointerException("this.emailAddress is null"); //NOI18N
 107                 }
 108
 109                 // Init user instance
 110                 User user;
 111
 112                 try {
 113                         // Is the email address really not used?
 114                         user = this.userController.lookupUserByEmailAddress(this.getEmailAddress());
 115                 } catch (final UserEmailAddressNotFoundException ex) {
 116                         // Always clear bean
 117                         this.clear();
 118
 119                         // Not found, should not happen as the registered validator should find it
 120                         this.showFacesMessage("form_resend_link:", "ERROR_USER_EMAIL_ADDRESS_NOT_FOUND"); //NOI18N
 121                         return ""; //NOI18N
 122                 }
 123
 124                 // Is the user account already confirmed?
 125                 if (user.getUserAccountStatus() == UserAccountStatus.CONFIRMED) {
 126                         // Always clear bean
 127                         this.clear();
 128
 129                         // Then abort here
 130                         this.showFacesMessage("form_resend_link:resendEmailAddress", "ERROR_USER_STATUS_ALREADY_CONFIRMED"); //NOI18N
 131                         return ""; //NOI18N
 132                 } else if (user.getUserAccountStatus() == UserAccountStatus.LOCKED) {
 133                         // Always clear bean
 134                         this.clear();
 135
 136                         // User account is locked
 137                         this.showFacesMessage("form_resend_link:resendEmailAddress", "ERROR_USER_STATUS_LOCKED"); //NOI18N
 138                         return ""; //NOI18N
 139                 } else if (user.getUserConfirmKey() == null) {
 140                         // Status is UNCONFIRMED but confirmation key is NULL
 141                         throw new NullPointerException("user.userConfirmKey is null"); //NOI18N
 142                 }
 143
 144                 try {
 145                         // Get base URL
 146                         String baseUrl = FacesUtils.generateBaseUrl();
 147
 148                         // Call EJB and return redirect target
 149                         this.emailBean.resendConfirmationLink(user, this.localizationController.getLocale(), baseUrl);
 150                 } catch (final UserNotFoundException ex) {
 151                         // User not found
 152                         this.showFacesMessage("form_resend_link:resendEmailAddress", "ERROR_USER_NOT_FOUND"); //NOI18N
 153                         return ""; //NOI18N
 154                 } catch (final UserStatusLockedException | UserStatusConfirmedException ex) {
 155                         // Output message, this should not happen as the confirmation key is being removed
 156                         this.showFacesMessage("form_resend_link:resendEmailAddress", ex); //NOI18N
 157                         return ""; //NOI18N
 158                 }
 159
 160                 // Fire event
 161                 this.userResendLinkEvent.fire(new UserResendLinkAccountEvent(user));
 162
 163                 // Clear this bean
 164                 this.clear();
 165
 166                 // Return redirect target
 167                 return "user_resend_done"; //NOI18N
 168         }
 169
 170         @Override
 171         public String getEmailAddress () {
 172                 return this.emailAddress;
 173         }
 174
 175         @Override
 176         public void setEmailAddress (final String emailAddress) {
 177                 this.emailAddress = emailAddress;
 178         }
 179
 180         /**
 181          * Clears email address fields so the user has to re-enter them
 182          */
 183         private void clear () {
 184                 // Clear fields
 185                 this.setEmailAddress(null);
 186         }
 187
 188 }