src/java/org/mxchange/pizzaapplication/beans/user/confirmlink/PizzaConfirmationLinkWebRequestBean.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.confirmlink;
  18
  19 import java.text.MessageFormat;
  20 import java.util.Iterator;
  21 import java.util.List;
  22 import java.util.Objects;
  23 import javax.ejb.EJB;
  24 import javax.enterprise.context.RequestScoped;
  25 import javax.enterprise.event.Event;
  26 import javax.enterprise.inject.Any;
  27 import javax.faces.view.facelets.FaceletException;
  28 import javax.inject.Inject;
  29 import javax.inject.Named;
  30 import org.mxchange.jcoreee.events.helper.clear.HelperCleanupEvent;
  31 import org.mxchange.jcoreee.events.helper.clear.ObservableHelperCleanupEvent;
  32 import org.mxchange.jcoreee.utils.FacesUtils;
  33 import org.mxchange.jusercore.events.user.created.CreatedUserEvent;
  34 import org.mxchange.jusercore.events.user.created.ObservableCreatedUserEvent;
  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.UserSessionBeanRemote;
  39 import org.mxchange.jusercore.model.user.status.UserAccountStatus;
  40 import org.mxchange.juserlogincore.events.confirmation.ObservableUserConfirmedAccountEvent;
  41 import org.mxchange.juserlogincore.events.confirmation.UserConfirmedAccountEvent;
  42 import org.mxchange.pizzaapplication.beans.BasePizzaController;
  43 import org.mxchange.pizzaapplication.beans.user.PizzaUserWebSessionController;
  44
  45 /**
  46  * A web request bean for confirmation link handling
  47  * <p>
  48  * @author Roland Häder<roland@mxchange.org>
  49  */
  50 @Named ("userConfirmationLinkController")
  51 @RequestScoped
  52 public class PizzaConfirmationLinkWebRequestBean extends BasePizzaController implements PizzaConfirmationLinkWebRequestController {
  53
  54         /**
  55          * Serial number
  56          */
  57         private static final long serialVersionUID = 57_637_182_796_370L;
  58
  59         /**
  60          * Event being fired when a bean helper should be cleaned
  61          */
  62         @Inject
  63         @Any
  64         private Event<ObservableHelperCleanupEvent> cleanHelperEvent;
  65
  66         /**
  67          * Confirmation key
  68          */
  69         private String confirmationKey;
  70
  71         /**
  72          * Remote user bean
  73          */
  74         @EJB (lookup = "java:global/pizzaservice-ejb/user!org.mxchange.jusercore.model.user.UserSessionBeanRemote")
  75         private UserSessionBeanRemote userBean;
  76
  77         /**
  78          * Event being fired when a user has confirmed the account
  79          */
  80         @Inject
  81         @Any
  82         private Event<ObservableUserConfirmedAccountEvent> userConfirmedEvent;
  83
  84         /**
  85          * User controller
  86          */
  87         @Inject
  88         private PizzaUserWebSessionController userController;
  89
  90         /**
  91          * Event for when a user instance was created
  92          */
  93         @Any
  94         @Inject
  95         private Event<ObservableCreatedUserEvent> userCreatedEvent;
  96
  97         /**
  98          * Default constructor
  99          */
 100         public PizzaConfirmationLinkWebRequestBean () {
 101                 // Call super constructor
 102                 super();
 103         }
 104
 105         @Override
 106         public String getConfirmationKey () {
 107                 return this.confirmationKey;
 108         }
 109
 110         @Override
 111         public void setConfirmationKey (final String confirmationKey) {
 112                 this.confirmationKey = confirmationKey;
 113         }
 114
 115         @Override
 116         public void maybeConfirmUserAccount () {
 117                 // Trace message
 118                 System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: CALLED!", this.getClass().getSimpleName())); //NOI18N
 119
 120                 // Is the confirmation key set?
 121                 if (this.getConfirmationKey() == null) {
 122                         // May be null if not set
 123                         return;
 124                 } else if (this.getConfirmationKey().isEmpty()) {
 125                         // Is empty string
 126                         return;
 127                 }
 128
 129                 // Now try to find the user in user list, first get the whole list
 130                 List<User> users = this.userController.allUsers();
 131
 132                 // Debug message
 133                 System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: users.size()={1}", this.getClass().getSimpleName(), users.size())); //NOI18N
 134
 135                 // Get iterator from it
 136                 Iterator<User> iterator = users.iterator();
 137
 138                 // Init instance
 139                 User user = null;
 140
 141                 // Then loop through all
 142                 while (iterator.hasNext()) {
 143                         // Get next user
 144                         User next = iterator.next();
 145
 146                         // Debug message
 147                         System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: this.confirmationKey={1},next.confirmationKey={2}", this.getClass().getSimpleName(), this.getConfirmationKey(), next.getUserConfirmKey())); //NOI18N
 148
 149                         // Same confirmation key?
 150                         if (Objects.equals(this.getConfirmationKey(), next.getUserConfirmKey())) {
 151                                 // Debug message
 152                                 System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: next={1} - Aborting ...", this.getClass().getSimpleName(), next)); //NOI18N
 153
 154                                 // Found it, then set it and abort loop
 155                                 user = next;
 156                                 break;
 157                         }
 158                 }
 159
 160                 // Debug message
 161                 System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: user={1}", this.getClass().getSimpleName(), user)); //NOI18N
 162
 163                 // Is the user instance null?
 164                 if ((null == user) || (user.getUserAccountStatus() != UserAccountStatus.UNCONFIRMED)) {
 165                         // Then clear this bean and the helper
 166                         this.cleanHelperEvent.fire(new HelperCleanupEvent());
 167                 } else {
 168                         // Try to confirm it
 169                         this.confirmUserAccount(user);
 170                 }
 171
 172                 // Trace message
 173                 System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: EXIT!", this.getClass().getSimpleName())); //NOI18N
 174         }
 175
 176         /**
 177          * Tries to confirm the currently set user instance (in helper).
 178          * <p>
 179          * @param user User instance
 180          */
 181         private void confirmUserAccount (final User user) {
 182                 // Trace message
 183                 System.out.println(MessageFormat.format("{0}.confirmUserAccount: user={1} - CALLED!", this.getClass().getSimpleName(), user)); //NOI18N
 184
 185                 // Should be set
 186                 if (null == user) {
 187                         // Throw NPE
 188                         throw new NullPointerException("user is null"); //NOI18N
 189                 } else if (user.getUserId() == null) {
 190                         // Abort here
 191                         throw new NullPointerException("user.userId is null"); //NOI18N
 192                 } else if (user.getUserId() < 1) {
 193                         // Invalid number
 194                         throw new IllegalArgumentException(MessageFormat.format("userId is not valid: {0}", user.getUserId())); //NOI18N
 195                 } else if (user.getUserAccountStatus() == UserAccountStatus.CONFIRMED) {
 196                         // Account is already confirmed
 197                         throw new FaceletException(new UserStatusConfirmedException(user));
 198                 } else if (user.getUserAccountStatus() == UserAccountStatus.LOCKED) {
 199                         // Account is already confirmed
 200                         throw new FaceletException(new UserStatusLockedException(user));
 201                 } else if (user.getUserConfirmKey() == null) {
 202                         // Throw NPE
 203                         throw new NullPointerException("user.userConfirmKey is null"); //NOI18N
 204                 } else if (user.getUserConfirmKey().isEmpty()) {
 205                         // Is empty string
 206                         throw new IllegalArgumentException("user.userConfirmKey is empty"); //NOI18N
 207                 }
 208
 209                 // Updated user instance
 210                 User updatedUser;
 211
 212                 try {
 213                         // Get base URL
 214                         String baseUrl = FacesUtils.generateBaseUrl();
 215
 216                         // Debug message
 217                         System.out.println(MessageFormat.format("{0}.confirmUserAccount: baseUrl={1}", this.getClass().getSimpleName(), baseUrl)); //NOI18N
 218
 219                         // Confirm account
 220                         updatedUser = this.userBean.confirmAccount(user, baseUrl);
 221
 222                         // Debug message
 223                         System.out.println(MessageFormat.format("{0}.confirmUserAccount: updatedUser={1} - Returned from EJB", this.getClass().getSimpleName(), updatedUser)); //NOI18N
 224                 } catch (final UserStatusConfirmedException | UserStatusLockedException ex) {
 225                         // Something unexpected happened
 226                         throw new FaceletException(MessageFormat.format("Cannot confirm user account {0}", user.getUserName()), ex); //NOI18N
 227                 }
 228
 229                 // Fire event that the user has confirmed account
 230                 this.userConfirmedEvent.fire(new UserConfirmedAccountEvent(updatedUser));
 231
 232                 // Debug message
 233                 System.out.println(MessageFormat.format("{0}.confirmUserAccount: updatedUser={1}", this.getClass().getSimpleName(), updatedUser)); //NOI18N
 234
 235                 // Fire event
 236                 this.userCreatedEvent.fire(new CreatedUserEvent(updatedUser));
 237
 238                 // Trace message
 239                 System.out.println(MessageFormat.format("{0}.confirmUserAccount: EXIT!", this.getClass().getSimpleName())); //NOI18N
 240         }
 241
 242 }