src/java/org/mxchange/addressbook/beans/user/AddressbookAdminUserWebRequestBean.java

   1 /*
   2  * Copyright (C) 2016 Roland Haeder
   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.addressbook.beans.user;
  18
  19 import java.text.MessageFormat;
  20 import java.util.Objects;
  21 import javax.annotation.PostConstruct;
  22 import javax.enterprise.context.RequestScoped;
  23 import javax.enterprise.event.Event;
  24 import javax.enterprise.event.Observes;
  25 import javax.enterprise.inject.Any;
  26 import javax.faces.view.facelets.FaceletException;
  27 import javax.inject.Inject;
  28 import javax.inject.Named;
  29 import javax.naming.Context;
  30 import javax.naming.InitialContext;
  31 import javax.naming.NamingException;
  32 import org.mxchange.addressbook.beans.contact.AddressbookContactWebSessionController;
  33 import org.mxchange.addressbook.beans.helper.AddressbookAdminWebRequestController;
  34 import org.mxchange.addressbook.beans.login.AddressbookUserLoginWebSessionController;
  35 import org.mxchange.jcontacts.contact.Contact;
  36 import org.mxchange.jcontacts.contact.ContactSessionBeanRemote;
  37 import org.mxchange.jusercore.container.login.UserLoginContainer;
  38 import org.mxchange.jusercore.events.registration.UserRegisteredEvent;
  39 import org.mxchange.jusercore.events.user.add.AdminAddedUserEvent;
  40 import org.mxchange.jusercore.events.user.add.AdminUserAddedEvent;
  41 import org.mxchange.jusercore.events.user.update.AdminUpdatedUserDataEvent;
  42 import org.mxchange.jusercore.events.user.update.AdminUserDataUpdatedEvent;
  43 import org.mxchange.jusercore.exceptions.EmailAddressAlreadyRegisteredException;
  44 import org.mxchange.jusercore.exceptions.UserNameAlreadyRegisteredException;
  45 import org.mxchange.jusercore.exceptions.UserPasswordRepeatMismatchException;
  46 import org.mxchange.jusercore.model.user.LoginUser;
  47 import org.mxchange.jusercore.model.user.User;
  48 import org.mxchange.jusercore.model.user.UserSessionBeanRemote;
  49 import org.mxchange.jusercore.model.user.UserUtils;
  50 import org.mxchange.jusercore.model.user.profilemodes.ProfileMode;
  51 import org.mxchange.jusercore.model.user.status.UserAccountStatus;
  52
  53 /**
  54  * A user bean (controller)
  55  * <p>
  56  * @author Roland Haeder<roland@mxchange.org>
  57  */
  58 @Named ("adminUserController")
  59 @RequestScoped
  60 public class AddressbookAdminUserWebRequestBean implements AddressbookAdminUserWebRequestController {
  61
  62         /**
  63          * Serial number
  64          */
  65         private static final long serialVersionUID = 542_145_347_916L;
  66
  67         /**
  68          * An event fired when the administrator has added a new user
  69          */
  70         @Inject
  71         @Any
  72         private Event<AdminAddedUserEvent> addedUserEvent;
  73
  74         /**
  75          * Admin helper instance
  76          */
  77         @Inject
  78         private AddressbookAdminWebRequestController adminHelper;
  79
  80         /**
  81          * Remote user bean
  82          */
  83         private final ContactSessionBeanRemote contactBean;
  84
  85         /**
  86          * Regular contact controller
  87          */
  88         @Inject
  89         private AddressbookContactWebSessionController contactController;
  90
  91         /**
  92          * An event fired when the administrator has updated a new user
  93          */
  94         @Inject
  95         @Any
  96         private Event<AdminUpdatedUserDataEvent> updatedUserDataEvent;
  97
  98         /**
  99          * Remote user bean
 100          */
 101         private final UserSessionBeanRemote userBean;
 102
 103         /**
 104          * Regular user controller
 105          */
 106         @Inject
 107         private AddressbookUserWebSessionController userController;
 108
 109         /**
 110          * Login bean (controller)
 111          */
 112         @Inject
 113         private AddressbookUserLoginWebSessionController userLoginController;
 114
 115         /**
 116          * User name
 117          */
 118         private String userName;
 119
 120         /**
 121          * User password (unencrypted from web form)
 122          */
 123         private String userPassword;
 124
 125         /**
 126          * User password repeated (unencrypted from web form)
 127          */
 128         private String userPasswordRepeat;
 129
 130         /**
 131          * Default constructor
 132          */
 133         public AddressbookAdminUserWebRequestBean () {
 134                 // Try it
 135                 try {
 136                         // Get initial context
 137                         Context context = new InitialContext();
 138
 139                         // Try to lookup
 140                         this.userBean = (UserSessionBeanRemote) context.lookup("java:global/addressbook-ejb/user!org.mxchange.jusercore.model.user.UserSessionBeanRemote"); //NOI18N
 141
 142                         // Try to lookup
 143                         this.contactBean = (ContactSessionBeanRemote) context.lookup("java:global/addressbook-ejb/contact!org.mxchange.jcontacts.contact.ContactSessionBeanRemote"); //NOI18N
 144                 } catch (final NamingException e) {
 145                         // Throw again
 146                         throw new FaceletException(e);
 147                 }
 148         }
 149
 150         @Override
 151         public String addUser () {
 152                 // Create new user instance
 153                 User user = new LoginUser();
 154
 155                 // As the form cannot validate the data (required="true"), check it here
 156                 if (this.getUserName() == null) {
 157                         // Throw NPE
 158                         throw new NullPointerException("userName is null"); //NOI18N
 159                 } else if (this.getUserName().isEmpty()) {
 160                         // Is empty
 161                         throw new IllegalArgumentException("userName is null"); //NOI18N
 162                 } else if (this.adminHelper.getContact() == null) {
 163                         // No contact instance set, so test required fields: gender, first name and family name
 164                         if (this.contactController.getGender() == null) {
 165                                 // Throw NPE again
 166                                 throw new NullPointerException("contactController.gender is null"); //NOI18N
 167                         } else if (this.contactController.getFirstName() == null) {
 168                                 // ... and again
 169                                 throw new NullPointerException("contactController.firstName is null"); //NOI18N //NOI18N
 170                         } else if (this.contactController.getFirstName().isEmpty()) {
 171                                 // ... and again
 172                                 throw new IllegalArgumentException("contactController.firstName is empty");
 173                         } else if (this.contactController.getFamilyName() == null) {
 174                                 // ... and again
 175                                 throw new NullPointerException("contactController.familyName is null"); //NOI18N
 176                         } else if (this.contactController.getFamilyName().isEmpty()) {
 177                                 // ... and again
 178                                 throw new IllegalArgumentException("contactController.familyName is empty"); //NOI18N //NOI18N
 179                         } else if (this.contactController.getEmailAddress() == null) {
 180                                 // ... and again
 181                                 throw new NullPointerException("contactController.emailAddress is null");
 182                         } else if (this.contactController.getEmailAddress().isEmpty()) {
 183                                 // ... and again
 184                                 throw new IllegalArgumentException("contactController.emailAddress is empty"); //NOI18N //NOI18N
 185                         } else if (this.contactController.getEmailAddressRepeat() == null) {
 186                                 // ... and again
 187                                 throw new NullPointerException("contactController.emailAddressRepeat is null");
 188                         } else if (this.contactController.getEmailAddressRepeat().isEmpty()) {
 189                                 // ... and again
 190                                 throw new IllegalArgumentException("contactController.emailAddressRepeat is empty"); //NOI18N //NOI18N
 191                         } else if (!Objects.equals(this.contactController.getEmailAddress(), this.contactController.getEmailAddressRepeat())) {
 192                                 // Is not same email address
 193                                 throw new IllegalArgumentException("Both entered email addresses don't match.");
 194                         }
 195                 }
 196
 197                 // Set user name, CONFIRMED and INVISIBLE
 198                 user.setUserName(this.getUserName());
 199                 user.setUserAccountStatus(UserAccountStatus.CONFIRMED);
 200                 user.setUserProfileMode(ProfileMode.INVISIBLE);
 201
 202                 // Init instance
 203                 Contact contact;
 204
 205                 // Is a contact instance in helper set?
 206                 if (this.adminHelper.getContact() instanceof Contact) {
 207                         // Then use it for contact linking
 208                         contact = this.adminHelper.getContact();
 209                 } else {
 210                         // Create contact instance
 211                         contact = this.contactController.createContactInstance();
 212                 }
 213
 214                 // Set contact in user
 215                 user.setUserContact(contact);
 216
 217                 // Init variable for password
 218                 String password = null;
 219
 220                 // Is the user name or email address used already?
 221                 // @TODO Add password length check
 222                 if (this.userController.isUserNameRegistered(user)) {
 223                         // User name is already used
 224                         throw new FaceletException(new UserNameAlreadyRegisteredException(user));
 225                 } else if ((this.adminHelper.getContact() == null) && (this.contactController.isEmailAddressRegistered(user.getUserContact()))) {
 226                         // Email address is already used
 227                         throw new FaceletException(new EmailAddressAlreadyRegisteredException(user));
 228                 } else if ((this.getUserPassword() == null && (this.getUserPasswordRepeat() == null)) || ((this.getUserPassword().isEmpty()) && (this.getUserPasswordRepeat().isEmpty()))) {
 229                         // Empty password entered, then generate one
 230                         password = UserUtils.createRandomPassword(AddressbookUserWebSessionController.MINIMUM_PASSWORD_LENGTH);
 231                 } else if (!this.isSamePasswordEntered()) {
 232                         // Both passwords don't match
 233                         throw new FaceletException(new UserPasswordRepeatMismatchException(user));
 234                 } else {
 235                         // Both match, so get it from this bean
 236                         password = this.getUserPassword();
 237                 }
 238
 239                 // The password should not be null and at least 5 characters long
 240                 assert (password != null) : "password is null"; //NOI18N
 241                 assert (password.length() >= AddressbookUserWebSessionController.MINIMUM_PASSWORD_LENGTH) : "Password is not long enough."; //NOI18N
 242
 243                 // Encrypt password and set it
 244                 user.setUserEncryptedPassword(UserUtils.encryptPassword(password));
 245
 246                 // Init updated user instance
 247                 User updatedUser = null;
 248
 249                 try {
 250                         // Now, that all is set, call EJB
 251                         if (this.adminHelper.getContact() instanceof Contact) {
 252                                 // Link contact with this user
 253                                 updatedUser = this.userBean.linkUser(user);
 254
 255                                 // Remove contact instance
 256                                 this.adminHelper.setContact(null);
 257                         } else {
 258                                 // Add new contact
 259                                 updatedUser = this.userBean.addUser(user);
 260                         }
 261                 } catch (final UserNameAlreadyRegisteredException | EmailAddressAlreadyRegisteredException ex) {
 262                         // Throw again
 263                         throw new FaceletException(ex);
 264                 }
 265
 266                 // Clear helper
 267                 this.adminHelper.setContact(null);
 268
 269                 // Fire event
 270                 this.addedUserEvent.fire(new AdminUserAddedEvent(updatedUser));
 271
 272                 // Clear this bean
 273                 this.clear();
 274
 275                 // Return to user list (for now)
 276                 return "admin_list_user"; //NOI18N
 277         }
 278
 279         @Override
 280         public void afterRegistrationEvent (final @Observes UserRegisteredEvent event) {
 281                 // Trace message
 282                 //* NOISY-DEBUG: */ System.out.println(MessageFormat.format("AdminUserWebBean:afterRegistration: event={0} - CALLED!", event)); //NOI18N
 283
 284                 // event should not be null
 285                 if (null == event) {
 286                         // Throw NPE
 287                         throw new NullPointerException("event is null"); //NOI18N
 288                 } else if (event.getRegisteredUser() == null) {
 289                         // Throw NPE again
 290                         throw new NullPointerException("event.user is null"); //NOI18N
 291                 } else if (event.getRegisteredUser().getUserId() == null) {
 292                         // userId is null
 293                         throw new NullPointerException("event.user.userId is null"); //NOI18N
 294                 } else if (event.getRegisteredUser().getUserId() < 1) {
 295                         // Not avalid id
 296                         throw new IllegalArgumentException(MessageFormat.format("userId of user={0} is not valid: {1}", event.getRegisteredUser(), event.getRegisteredUser().getUserId())); //NOI18N
 297                 }
 298
 299                 // Get user instance
 300                 User registeredUser = event.getRegisteredUser();
 301
 302                 // Debug message
 303                 //* NOISY-DEBUG: */ System.out.println(MessageFormat.format("UserWebBean:afterRegistration: registeredUser={0}", registeredUser)); //NOI18N
 304
 305                 // Clear all data
 306                 this.clear();
 307
 308                 // Trace message
 309                 //* NOISY-DEBUG: */ System.out.println("AdminUserWebBean:afterRegistration: EXIT!"); //NOI18N
 310         }
 311
 312         @Override
 313         public String editUserData () {
 314                 // Get user instance
 315                 User user = this.adminHelper.getUser();
 316
 317                 // Null password means not setting it
 318                 String encryptedPassword = null;
 319
 320                 // Check if user instance is in helper and valid
 321                 if (null == user) {
 322                         // Throw NPE
 323                         throw new NullPointerException("adminHelper.user is null"); //NOI18N
 324                 } else if (user.getUserId() == null) {
 325                         // Throw NPE again
 326                         throw new NullPointerException("adminHelper.user.userId is null"); //NOI18N //NOI18N
 327                 } else if (user.getUserId() < 1) {
 328                         // Invalid id
 329                         throw new IllegalStateException(MessageFormat.format("adminHelper.user.userId={0} is invalid", user.getUserId())); //NOI18N //NOI18N
 330                 } else if (this.getUserName() == null) {
 331                         // Not all required fields are set
 332                         throw new NullPointerException("this.userName is null"); //NOI18N
 333                 } else if (this.getUserName().isEmpty()) {
 334                         // Not all required fields are set
 335                         throw new IllegalArgumentException("this.userName is empty"); //NOI18N
 336                 } else if (((!this.getUserPassword().isEmpty()) || (!this.getUserPasswordRepeat().isEmpty())) && (!this.isSamePasswordEntered())) {
 337                         // Not same password entered
 338                         this.setUserPassword(null);
 339                         this.setUserPasswordRepeat(null);
 340
 341                         // Throw exception
 342                         throw new FaceletException("Not same password entered"); //NOI18N
 343                 } else if (this.userBean.ifUserNameExists(this.getUserName())) {
 344                         // User name already exists
 345                         throw new FaceletException(new UserNameAlreadyRegisteredException(this.getUserName()));
 346                 } else if (this.isSamePasswordEntered()) {
 347                         // Same password entered, create container
 348                         if (UserUtils.ifPasswordMatches(new UserLoginContainer(user, this.getUserPassword()))) {
 349                                 // Same password entered
 350                                 throw new FaceletException("Same password as stored entered."); //NOI18N
 351                         }
 352
 353                         // Encrypt password
 354                         encryptedPassword = UserUtils.encryptPassword(this.getUserPassword());
 355                 }
 356
 357                 // Set user name
 358                 user.setUserName(this.getUserName());
 359
 360                 // Is a password set?
 361                 if (encryptedPassword != null) {
 362                         // Set it as well
 363                         user.setUserEncryptedPassword(encryptedPassword);
 364                 }
 365
 366                 // Call EJB for updating user data
 367                 User updatedUser = this.userBean.updateUserData(user);
 368
 369                 // Fire event
 370                 this.updatedUserDataEvent.fire(new AdminUserDataUpdatedEvent(updatedUser));
 371
 372                 // Return to user list (for now)
 373                 return "admin_list_user"; //NOI18N
 374         }
 375
 376         @Override
 377         public String getUserName () {
 378                 return this.userName;
 379         }
 380
 381         @Override
 382         public void setUserName (final String userName) {
 383                 this.userName = userName;
 384         }
 385
 386         @Override
 387         public String getUserPassword () {
 388                 return this.userPassword;
 389         }
 390
 391         @Override
 392         public void setUserPassword (final String userPassword) {
 393                 this.userPassword = userPassword;
 394         }
 395
 396         @Override
 397         public String getUserPasswordRepeat () {
 398                 return this.userPasswordRepeat;
 399         }
 400
 401         @Override
 402         public void setUserPasswordRepeat (final String userPasswordRepeat) {
 403                 this.userPasswordRepeat = userPasswordRepeat;
 404         }
 405
 406         /**
 407          * Post-initialization of this class
 408          */
 409         @PostConstruct
 410         public void init () {
 411         }
 412
 413         /**
 414          * Clears this bean
 415          */
 416         private void clear () {
 417                 // Clear all data
 418                 // - other data
 419                 this.setUserName(null);
 420                 this.setUserPassword(null);
 421                 this.setUserPasswordRepeat(null);
 422         }
 423
 424         /**
 425          * Checks if same password is entered and that they are not empty.
 426          * <p>
 427          * @return Whether the same password was entered
 428          */
 429         private boolean isSamePasswordEntered () {
 430                 return ((!this.getUserPassword().isEmpty()) && (Objects.equals(this.getUserPassword(), this.getUserPasswordRepeat())));
 431         }
 432
 433 }