src/java/org/mxchange/pizzaapplication/beans/user/resendlink/PizzaResendLinkWebSessionBean.java

   1 /*
   2  * Copyright (C) 2016, 2017 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.pizzaapplication.beans.user.resendlink;
  18
  19 import javax.annotation.PostConstruct;
  20 import javax.enterprise.context.SessionScoped;
  21 import javax.enterprise.event.Event;
  22 import javax.enterprise.inject.Any;
  23 import javax.faces.view.facelets.FaceletException;
  24 import javax.inject.Inject;
  25 import javax.inject.Named;
  26 import javax.naming.Context;
  27 import javax.naming.InitialContext;
  28 import javax.naming.NamingException;
  29 import org.mxchange.jcoreee.utils.FacesUtils;
  30 import org.mxchange.jusercore.events.resendlink.ObservableUserResendLinkAccountEvent;
  31 import org.mxchange.jusercore.events.resendlink.UserResendLinkAccountEvent;
  32 import org.mxchange.jusercore.exceptions.UserEmailAddressNotFoundException;
  33 import org.mxchange.jusercore.exceptions.UserNotFoundException;
  34 import org.mxchange.jusercore.exceptions.UserStatusConfirmedException;
  35 import org.mxchange.jusercore.exceptions.UserStatusLockedException;
  36 import org.mxchange.jusercore.model.user.User;
  37 import org.mxchange.jusercore.model.user.resendlink.ResendLinkSessionBeanRemote;
  38 import org.mxchange.jusercore.model.user.status.UserAccountStatus;
  39 import org.mxchange.pizzaapplication.beans.BasePizzaController;
  40 import org.mxchange.pizzaapplication.beans.localization.PizzaLocalizationSessionController;
  41 import org.mxchange.pizzaapplication.beans.user.PizzaUserWebSessionController;
  42
  43 /**
  44  * A web session-scoped bean for resending confirmation link
  45  * <p>
  46  * @author Roland Häder<roland@mxchange.org>
  47  */
  48 @Named ("userResendConfirmationController")
  49 @SessionScoped
  50 public class PizzaResendLinkWebSessionBean extends BasePizzaController implements PizzaResendLinkWebSessionController {
  51
  52         /**
  53          * Serial number
  54          */
  55         private static final long serialVersionUID = 186_078_724_659_153L;
  56
  57         /**
  58          * Email address
  59          */
  60         private String emailAddress;
  61
  62         /**
  63          * Localization controller
  64          */
  65         @Inject
  66         private PizzaLocalizationSessionController localizationController;
  67
  68         /**
  69          * EJB for resending confirmation link
  70          */
  71         private ResendLinkSessionBeanRemote resendLinkBean;
  72
  73         /**
  74          * Regular user controller
  75          */
  76         @Inject
  77         private PizzaUserWebSessionController userController;
  78
  79         /**
  80          * Event being fired after confirmation link is being sent
  81          */
  82         @Inject
  83         @Any
  84         private Event<ObservableUserResendLinkAccountEvent> userResendLinkEvent;
  85
  86         /**
  87          * Default constructor
  88          */
  89         public PizzaResendLinkWebSessionBean () {
  90                 // Call super constructor
  91                 super();
  92         }
  93
  94         @Override
  95         public String doResendLink () {
  96                 // The email address should not be empty as the JSF validates this
  97                 if (this.getEmailAddress() == null) {
  98                         // Throw NPE
  99                         throw new NullPointerException("this.emailAddress is null"); //NOI18N
 100                 }
 101
 102                 // Init user instance
 103                 User user;
 104
 105                 try {
 106                         // Is the email address really not used?
 107                         user = this.userController.lookupUserByEmailAddress(this.getEmailAddress());
 108                 } catch (final UserEmailAddressNotFoundException ex) {
 109                         // Always clear bean
 110                         this.clear();
 111
 112                         // Not found, should not happen as the registered validator should find it
 113                         this.showFacesMessage("form_resend_link:", "ERROR_USER_EMAIL_ADDRESS_NOT_FOUND"); //NOI18N
 114                         return ""; //NOI18N
 115                 }
 116
 117                 // Is the user account already confirmed?
 118                 if (user.getUserAccountStatus() == UserAccountStatus.CONFIRMED) {
 119                         // Always clear bean
 120                         this.clear();
 121
 122                         // Then abort here
 123                         this.showFacesMessage("form_resend_link:resendEmailAddress", "ERROR_USER_STATUS_ALREADY_CONFIRMED"); //NOI18N
 124                         return ""; //NOI18N
 125                 } else if (user.getUserAccountStatus() == UserAccountStatus.LOCKED) {
 126                         // Always clear bean
 127                         this.clear();
 128
 129                         // User account is locked
 130                         this.showFacesMessage("form_resend_link:resendEmailAddress", "ERROR_USER_STATUS_LOCKED"); //NOI18N
 131                         return ""; //NOI18N
 132                 } else if (user.getUserConfirmKey() == null) {
 133                         // Status is UNCONFIRMED but confirmation key is NULL
 134                         throw new NullPointerException("user.userConfirmKey is null"); //NOI18N
 135                 }
 136
 137                 // Init managed user instance
 138                 User managedUser;
 139
 140                 try {
 141                         // Get base URL
 142                         String baseUrl = FacesUtils.generateBaseUrl();
 143
 144                         // Call EJB and return redirect target
 145                         managedUser = this.resendLinkBean.resendConfirmationLink(user, this.localizationController.getLocale(), baseUrl);
 146                 } catch (final UserNotFoundException ex) {
 147                         // User not found
 148                         this.showFacesMessage("form_resend_link:resendEmailAddress", "ERROR_USER_NOT_FOUND"); //NOI18N
 149                         return ""; //NOI18N
 150                 } catch (final UserStatusLockedException | UserStatusConfirmedException ex) {
 151                         // Output message, this should not happen as the confirmation key is being removed
 152                         this.showFacesMessage("form_resend_link:resendEmailAddress", ex); //NOI18N
 153                         return ""; //NOI18N
 154                 }
 155
 156                 // Clear this bean
 157                 this.clear();
 158
 159                 // Fire event
 160                 this.userResendLinkEvent.fire(new UserResendLinkAccountEvent(managedUser));
 161
 162                 // Return redirect target
 163                 return "user_resend_done"; //NOI18N
 164         }
 165
 166         @Override
 167         public String getEmailAddress () {
 168                 return this.emailAddress;
 169         }
 170
 171         @Override
 172         public void setEmailAddress (final String emailAddress) {
 173                 this.emailAddress = emailAddress;
 174         }
 175
 176         /**
 177          * Post-construction method
 178          */
 179         @PostConstruct
 180         public void init () {
 181                 // Try it
 182                 try {
 183                         // Get initial context
 184                         Context context = new InitialContext();
 185
 186                         // Try to lookup
 187                         this.resendLinkBean = (ResendLinkSessionBeanRemote) context.lookup("java:global/pizzaservice-ejb/userResendConfirmationLink!org.mxchange.jusercore.model.user.resendlink.ResendLinkSessionBeanRemote"); //NOI18N
 188                 } catch (final NamingException e) {
 189                         // Throw again
 190                         throw new FaceletException(e);
 191                 }
 192         }
 193
 194         /**
 195          * Clears email address fields so the user has to re-enter them
 196          */
 197         private void clear () {
 198                 // Clear fields
 199                 this.setEmailAddress(null);
 200         }
 201
 202 }