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.annotation.PostConstruct;
  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 javax.naming.Context;
  31 import javax.naming.InitialContext;
  32 import javax.naming.NamingException;
  33 import org.mxchange.jcoreee.events.helper.clear.HelperCleanupEvent;
  34 import org.mxchange.jcoreee.events.helper.clear.ObservableHelperCleanupEvent;
  35 import org.mxchange.jcoreee.utils.FacesUtils;
  36 import org.mxchange.jusercore.events.user.created.CreatedUserEvent;
  37 import org.mxchange.jusercore.events.user.created.ObservableCreatedUserEvent;
  38 import org.mxchange.jusercore.exceptions.UserStatusConfirmedException;
  39 import org.mxchange.jusercore.exceptions.UserStatusLockedException;
  40 import org.mxchange.jusercore.model.user.User;
  41 import org.mxchange.jusercore.model.user.UserSessionBeanRemote;
  42 import org.mxchange.jusercore.model.user.status.UserAccountStatus;
  43 import org.mxchange.juserlogincore.events.confirmation.ObservableUserConfirmedAccountEvent;
  44 import org.mxchange.juserlogincore.events.confirmation.UserConfirmedAccountEvent;
  45 import org.mxchange.pizzaapplication.beans.BasePizzaController;
  46 import org.mxchange.pizzaapplication.beans.helper.PizzaWebRequestHelperController;
  47 import org.mxchange.pizzaapplication.beans.user.PizzaUserWebSessionController;
  48
  49 /**
  50  * A web request bean for confirmation link handling
  51  * <p>
  52  * @author Roland Häder<roland@mxchange.org>
  53  */
  54 @Named ("userConfirmationLinkController")
  55 @RequestScoped
  56 public class PizzaConfirmationLinkWebRequestBean extends BasePizzaController implements PizzaConfirmationLinkWebRequestController {
  57
  58         /**
  59          * Serial number
  60          */
  61         private static final long serialVersionUID = 57_637_182_796_370L;
  62
  63         /**
  64          * Bean helper instance
  65          */
  66         @Inject
  67         private PizzaWebRequestHelperController beanHelper;
  68
  69         /**
  70          * Event being fired when a bean helper should be cleaned
  71          */
  72         @Inject
  73         @Any
  74         private Event<ObservableHelperCleanupEvent> cleanHelperEvent;
  75
  76         /**
  77          * Confirmation key
  78          */
  79         private String confirmationKey;
  80
  81         /**
  82          * Remote user bean
  83          */
  84         private UserSessionBeanRemote userBean;
  85
  86         /**
  87          * Event being fired when a user has confirmed the account
  88          */
  89         @Inject
  90         @Any
  91         private Event<ObservableUserConfirmedAccountEvent> userConfirmedEvent;
  92
  93         /**
  94          * User controller
  95          */
  96         @Inject
  97         private PizzaUserWebSessionController userController;
  98
  99         /**
 100          * Event for when a user instance was created
 101          */
 102         @Any
 103         @Inject
 104         private Event<ObservableCreatedUserEvent> userCreatedEvent;
 105
 106         /**
 107          * Default constructor
 108          */
 109         public PizzaConfirmationLinkWebRequestBean () {
 110                 // Call super constructor
 111                 super();
 112         }
 113
 114         @Override
 115         public String getConfirmationKey () {
 116                 return this.confirmationKey;
 117         }
 118
 119         @Override
 120         public void setConfirmationKey (final String confirmationKey) {
 121                 this.confirmationKey = confirmationKey;
 122         }
 123
 124         /**
 125          * Post-construction method
 126          */
 127         @PostConstruct
 128         public void init () {
 129                 // Try it
 130                 try {
 131                         // Get initial context
 132                         Context context = new InitialContext();
 133
 134                         // Try to lookup
 135                         this.userBean = (UserSessionBeanRemote) context.lookup("java:global/pizzaservice-ejb/user!org.mxchange.jusercore.model.user.UserSessionBeanRemote"); //NOI18N
 136                 } catch (final NamingException e) {
 137                         // Throw again
 138                         throw new FaceletException(e);
 139                 }
 140         }
 141
 142         @Override
 143         public void maybeConfirmUserAccount () {
 144                 // Trace message
 145                 System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: CALLED!", this.getClass().getSimpleName())); //NOI18N
 146
 147                 // Is the confirmation key set?
 148                 if (this.getConfirmationKey() == null) {
 149                         // May be null if not set
 150                         return;
 151                 } else if (this.getConfirmationKey().isEmpty()) {
 152                         // Is empty string
 153                         return;
 154                 }
 155
 156                 // Now try to find the user in user list, first get the whole list
 157                 List<User> users = this.userController.allUsers();
 158
 159                 // Debug message
 160                 System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: users.size()={1}", this.getClass().getSimpleName(), users.size())); //NOI18N
 161
 162                 // Get iterator from it
 163                 Iterator<User> iterator = users.iterator();
 164
 165                 // Init instance
 166                 User user = null;
 167
 168                 // Then loop through all
 169                 while (iterator.hasNext()) {
 170                         // Get next user
 171                         User next = iterator.next();
 172
 173                         // Debug message
 174                         System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: this.confirmationKey={1},next.confirmationKey={2}", this.getClass().getSimpleName(), this.getConfirmationKey(), next.getUserConfirmKey())); //NOI18N
 175
 176                         // Same confirmation key?
 177                         if (Objects.equals(this.getConfirmationKey(), next.getUserConfirmKey())) {
 178                                 // Debug message
 179                                 System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: next={1} - Aborting ...", this.getClass().getSimpleName(), next)); //NOI18N
 180
 181                                 // Found it, then set it and abort loop
 182                                 user = next;
 183                                 break;
 184                         }
 185                 }
 186
 187                 // Debug message
 188                 System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: user={1}", this.getClass().getSimpleName(), user)); //NOI18N
 189
 190                 // Is the user instance null?
 191                 if ((null == user) || (user.getUserAccountStatus() != UserAccountStatus.UNCONFIRMED)) {
 192                         // Then clear this bean and the helper
 193                         this.cleanHelperEvent.fire(new HelperCleanupEvent());
 194                 } else {
 195                         // Try to confirm it
 196                         this.confirmUserAccount(user);
 197                 }
 198
 199                 // Trace message
 200                 System.out.println(MessageFormat.format("{0}.maybeConfirmAccount: EXIT!", this.getClass().getSimpleName())); //NOI18N
 201         }
 202
 203         /**
 204          * Tries to confirm the currently set user instance (in helper).
 205          * <p>
 206          * @param user User instance
 207          */
 208         private void confirmUserAccount (final User user) {
 209                 // Trace message
 210                 System.out.println(MessageFormat.format("{0}.confirmUserAccount: user={1} - CALLED!", this.getClass().getSimpleName(), user)); //NOI18N
 211
 212                 // Should be set
 213                 if (null == user) {
 214                         // Throw NPE
 215                         throw new NullPointerException("user is null"); //NOI18N
 216                 } else if (user.getUserId() == null) {
 217                         // Abort here
 218                         throw new NullPointerException("user.userId is null"); //NOI18N
 219                 } else if (user.getUserId() < 1) {
 220                         // Invalid number
 221                         throw new IllegalArgumentException(MessageFormat.format("userId is not valid: {0}", user.getUserId())); //NOI18N
 222                 } else if (user.getUserAccountStatus() == UserAccountStatus.CONFIRMED) {
 223                         // Account is already confirmed
 224                         throw new FaceletException(new UserStatusConfirmedException(user));
 225                 } else if (user.getUserAccountStatus() == UserAccountStatus.LOCKED) {
 226                         // Account is already confirmed
 227                         throw new FaceletException(new UserStatusLockedException(user));
 228                 } else if (user.getUserConfirmKey() == null) {
 229                         // Throw NPE
 230                         throw new NullPointerException("user.userConfirmKey is null"); //NOI18N
 231                 } else if (user.getUserConfirmKey().isEmpty()) {
 232                         // Is empty string
 233                         throw new IllegalArgumentException("user.userConfirmKey is empty"); //NOI18N
 234                 }
 235
 236                 // Updated user instance
 237                 User updatedUser;
 238
 239                 try {
 240                         // Get base URL
 241                         String baseUrl = FacesUtils.generateBaseUrl();
 242
 243                         // Debug message
 244                         System.out.println(MessageFormat.format("{0}.confirmUserAccount: baseUrl={1}", this.getClass().getSimpleName(), baseUrl)); //NOI18N
 245
 246                         // Confirm account
 247                         updatedUser = this.userBean.confirmAccount(user, baseUrl);
 248
 249                         // Debug message
 250                         System.out.println(MessageFormat.format("{0}.confirmUserAccount: updatedUser={1} - Returned from EJB", this.getClass().getSimpleName(), updatedUser)); //NOI18N
 251                 } catch (final UserStatusConfirmedException | UserStatusLockedException ex) {
 252                         // Something unexpected happened
 253                         throw new FaceletException(MessageFormat.format("Cannot confirm user account {0}", user.getUserName()), ex); //NOI18N
 254                 }
 255
 256                 // Fire event that the user has confirmed account
 257                 this.userConfirmedEvent.fire(new UserConfirmedAccountEvent(updatedUser));
 258
 259                 // Debug message
 260                 System.out.println(MessageFormat.format("{0}.confirmUserAccount: updatedUser={1}", this.getClass().getSimpleName(), updatedUser)); //NOI18N
 261
 262                 // Fire event
 263                 this.userCreatedEvent.fire(new CreatedUserEvent(updatedUser));
 264
 265                 // Trace message
 266                 System.out.println(MessageFormat.format("{0}.confirmUserAccount: EXIT!", this.getClass().getSimpleName())); //NOI18N
 267         }
 268
 269 }