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