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

   1 /*
   2  * Copyright (C) 2016 - 2022 Free Software Foundation
   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 java.util.Locale;
  20 import javax.ejb.EJB;
  21 import javax.enterprise.context.RequestScoped;
  22 import javax.enterprise.event.Event;
  23 import javax.enterprise.event.Observes;
  24 import javax.enterprise.inject.Any;
  25 import javax.inject.Inject;
  26 import javax.inject.Named;
  27 import org.mxchange.jcoreee.events.locale.ObservableLocaleChangeEvent;
  28 import org.mxchange.jcoreee.utils.FacesUtils;
  29 import org.mxchange.jusercore.exceptions.UserEmailAddressNotFoundException;
  30 import org.mxchange.jusercore.exceptions.UserNotFoundException;
  31 import org.mxchange.jusercore.exceptions.UserStatusConfirmedException;
  32 import org.mxchange.jusercore.exceptions.UserStatusLockedException;
  33 import org.mxchange.jusercore.model.user.User;
  34 import org.mxchange.jusercore.model.user.status.UserAccountStatus;
  35 import org.mxchange.juserlogincore.events.resendlink.ObservableUserResendLinkAccountEvent;
  36 import org.mxchange.juserlogincore.events.resendlink.UserResendLinkAccountEvent;
  37 import org.mxchange.juserlogincore.model.user.resendlink.ResendLinkSessionBeanRemote;
  38 import org.mxchange.pizzaapplication.beans.BasePizzaBean;
  39 import org.mxchange.pizzaapplication.beans.localization.PizzaLocalizationSessionController;
  40 import org.mxchange.pizzaapplication.beans.user.PizzaUserWebRequestController;
  41
  42 /**
  43  * A web session-scoped bean for resending confirmation link
  44  * <p>
  45  * @author Roland Häder<roland@mxchange.org>
  46  */
  47 @Named ("userResendConfirmationController")
  48 @RequestScoped
  49 public class PizzaResendLinkWebRequestBean extends BasePizzaBean implements PizzaResendLinkWebRequestController {
  50
  51         /**
  52          * Serial number
  53          */
  54         private static final long serialVersionUID = 186_078_724_659_153L;
  55
  56         /**
  57          * Email address
  58          */
  59         private String emailAddress;
  60
  61         /**
  62          * Locale instance
  63          */
  64         private Locale locale;
  65
  66         /**
  67          * Localization controller
  68          */
  69         @Inject
  70         private PizzaLocalizationSessionController localizationController;
  71
  72         /**
  73          * EJB for resending confirmation link
  74          */
  75         @EJB (lookup = "java:global/pizzaservice-ejb/userResendConfirmationLink!org.mxchange.juserlogincore.model.user.resendlink.ResendLinkSessionBeanRemote")
  76         private ResendLinkSessionBeanRemote resendLinkBean;
  77
  78         /**
  79          * Regular user controller
  80          */
  81         @Inject
  82         private PizzaUserWebRequestController userController;
  83
  84         /**
  85          * Event being fired after confirmation link is being sent
  86          */
  87         @Inject
  88         @Any
  89         private Event<ObservableUserResendLinkAccountEvent> userResendLinkEvent;
  90
  91         /**
  92          * Default constructor
  93          */
  94         public PizzaResendLinkWebRequestBean () {
  95                 // Call super constructor
  96                 super();
  97         }
  98
  99         /**
 100          * Observer method for events being fired when the application's locale has
 101          * been changed.
 102          * <p>
 103          * @param event Event being fired
 104          */
 105         public void afterLocaleChangeEvent (@Observes final ObservableLocaleChangeEvent event) {
 106                 // Is the parameter valid?
 107                 if (null == event) {
 108                         // Throw NPE
 109                         throw new NullPointerException("event is null");
 110                 } else if (event.getLocale() == null) {
 111                         // Throw NPE again
 112                         throw new NullPointerException("event.locale is null");
 113                 }
 114
 115                 // Set it here
 116                 this.setLocale(event.getLocale());
 117         }
 118
 119         /**
 120          * Resends (new) confirmation link to given email address, if found.
 121          * Otherwise an exception is thrown. On success a redirect takes place.
 122          * <p>
 123          * @return Redirect outcome
 124          */
 125         public String doResendLink () {
 126                 // The email address should not be empty as the JSF validates this
 127                 if (this.getEmailAddress() == null) {
 128                         // Throw NPE
 129                         throw new NullPointerException("this.emailAddress is null"); //NOI18N
 130                 }
 131
 132                 // Init user instance
 133                 final User user;
 134
 135                 try {
 136                         // Is the email address really not used?
 137                         user = this.userController.lookupUserByEmailAddress(this.getEmailAddress());
 138                 } catch (final UserEmailAddressNotFoundException ex) {
 139                         // Always clear bean
 140                         this.clear();
 141
 142                         // Not found, should not happen as the registered validator should find it
 143                         this.showFacesMessage("form_resend_link:", "ERROR_USER_EMAIL_ADDRESS_NOT_FOUND"); //NOI18N
 144                         return ""; //NOI18N
 145                 }
 146
 147                 // Is the user account already confirmed?
 148                 if (user.getUserAccountStatus() == UserAccountStatus.CONFIRMED) {
 149                         // Always clear bean
 150                         this.clear();
 151
 152                         // Then abort here
 153                         this.showFacesMessage("form_resend_link:resendEmailAddress", "ERROR_USER_STATUS_ALREADY_CONFIRMED"); //NOI18N
 154                         return ""; //NOI18N
 155                 } else if (user.getUserAccountStatus() == UserAccountStatus.LOCKED) {
 156                         // Always clear bean
 157                         this.clear();
 158
 159                         // User account is locked
 160                         this.showFacesMessage("form_resend_link:resendEmailAddress", "ERROR_USER_STATUS_LOCKED"); //NOI18N
 161                         return ""; //NOI18N
 162                 } else if (user.getUserConfirmKey() == null) {
 163                         // Status is UNCONFIRMED but confirmation key is NULL
 164                         throw new NullPointerException("user.userConfirmKey is null"); //NOI18N
 165                 }
 166
 167                 // Init managed user instance
 168                 final User managedUser;
 169
 170                 try {
 171                         // Get base URL
 172                         final String baseUrl = FacesUtils.generateBaseUrl();
 173
 174                         // Call EJB and return redirect target
 175                         managedUser = this.resendLinkBean.resendConfirmationLink(user, this.getLocale(), baseUrl);
 176                 } catch (final UserNotFoundException ex) {
 177                         // User not found
 178                         this.showFacesMessage("form_resend_link:resendEmailAddress", "ERROR_USER_NOT_FOUND"); //NOI18N
 179                         return ""; //NOI18N
 180                 } catch (final UserStatusLockedException | UserStatusConfirmedException ex) {
 181                         // Output message, this should not happen as the confirmation key is being removed
 182                         this.showFacesMessage("form_resend_link:resendEmailAddress", ex); //NOI18N
 183                         return ""; //NOI18N
 184                 }
 185
 186                 // Clear this bean
 187                 this.clear();
 188
 189                 // Fire event
 190                 this.userResendLinkEvent.fire(new UserResendLinkAccountEvent(managedUser));
 191
 192                 // Return redirect target
 193                 return "user_resend_done"; //NOI18N
 194         }
 195
 196         /**
 197          * Getter for email address 1 (changing)
 198          * <p>
 199          * @return Email address
 200          */
 201         public String getEmailAddress () {
 202                 return this.emailAddress;
 203         }
 204
 205         /**
 206          * Setter for email address 1 (changing)
 207          * <p>
 208          * @param emailAddress Email address 1
 209          */
 210         public void setEmailAddress (final String emailAddress) {
 211                 this.emailAddress = emailAddress;
 212         }
 213
 214         /**
 215          * Clears email address fields so the user has to re-enter them
 216          */
 217         private void clear () {
 218                 // Clear fields
 219                 this.setEmailAddress(null);
 220         }
 221
 222         /**
 223          * Getter for locale instance
 224          * <p>
 225          * @return Locale instance
 226          */
 227         private Locale getLocale () {
 228                 return this.locale;
 229         }
 230
 231         /**
 232          * Setter for locale instance
 233          * <p>
 234          * @param locale Locale instance
 235          */
 236         private void setLocale (final Locale locale) {
 237                 this.locale = locale;
 238         }
 239
 240 }