src/java/org/mxchange/jjobs/beans/user/JobsAdminUserWebRequestBean.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.jjobs.beans.user;
  18
  19 import java.text.MessageFormat;
  20 import java.util.Objects;
  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.faces.FacesException;
  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.jcontacts.contact.Contact;
  33 import org.mxchange.jcoreee.utils.FacesUtils;
  34 import org.mxchange.jjobs.beans.BaseJobsController;
  35 import org.mxchange.jjobs.beans.contact.JobsAdminContactWebRequestController;
  36 import org.mxchange.jjobs.beans.contact.JobsContactWebSessionController;
  37 import org.mxchange.jjobs.beans.helper.JobsWebViewHelperController;
  38 import org.mxchange.jusercore.container.login.UserLoginContainer;
  39 import org.mxchange.jusercore.events.registration.UserRegisteredEvent;
  40 import org.mxchange.jusercore.events.user.add.AdminAddedUserEvent;
  41 import org.mxchange.jusercore.events.user.add.AdminUserAddedEvent;
  42 import org.mxchange.jusercore.events.user.linked.AdminLinkedUserEvent;
  43 import org.mxchange.jusercore.events.user.linked.AdminUserLinkedEvent;
  44 import org.mxchange.jusercore.events.user.locked.AdminLockedUserEvent;
  45 import org.mxchange.jusercore.events.user.locked.AdminUserLockedEvent;
  46 import org.mxchange.jusercore.events.user.unlocked.AdminUnlockedUserEvent;
  47 import org.mxchange.jusercore.events.user.unlocked.AdminUserUnlockedEvent;
  48 import org.mxchange.jusercore.events.user.update.AdminUpdatedUserDataEvent;
  49 import org.mxchange.jusercore.events.user.update.AdminUserDataUpdatedEvent;
  50 import org.mxchange.jusercore.exceptions.EmailAddressAlreadyRegisteredException;
  51 import org.mxchange.jusercore.exceptions.UserNameAlreadyRegisteredException;
  52 import org.mxchange.jusercore.exceptions.UserNotFoundException;
  53 import org.mxchange.jusercore.exceptions.UserPasswordRepeatMismatchException;
  54 import org.mxchange.jusercore.exceptions.UserStatusConfirmedException;
  55 import org.mxchange.jusercore.exceptions.UserStatusLockedException;
  56 import org.mxchange.jusercore.exceptions.UserStatusUnconfirmedException;
  57 import org.mxchange.jusercore.model.user.AdminUserSessionBeanRemote;
  58 import org.mxchange.jusercore.model.user.LoginUser;
  59 import org.mxchange.jusercore.model.user.User;
  60 import org.mxchange.jusercore.model.user.UserSessionBeanRemote;
  61 import org.mxchange.jusercore.model.user.UserUtils;
  62 import org.mxchange.jusercore.model.user.profilemodes.ProfileMode;
  63 import org.mxchange.jusercore.model.user.status.UserAccountStatus;
  64
  65 /**
  66  * A user controller (bean)
  67  * <p>
  68  * @author Roland Haeder<roland@mxchange.org>
  69  */
  70 @Named ("adminUserController")
  71 @RequestScoped
  72 public class JobsAdminUserWebRequestBean extends BaseJobsController implements JobsAdminUserWebRequestController {
  73
  74         /**
  75          * Serial number
  76          */
  77         private static final long serialVersionUID = 542_145_347_916L;
  78
  79         /**
  80          * An event fired when the administrator has added a new user
  81          */
  82         @Inject
  83         @Any
  84         private Event<AdminAddedUserEvent> addedUserEvent;
  85
  86         /**
  87          * Regular contact controller
  88          */
  89         @Inject
  90         private JobsAdminContactWebRequestController adminContactController;
  91
  92         /**
  93          * Administrative user EJB
  94          */
  95         private final AdminUserSessionBeanRemote adminUserBean;
  96
  97         /**
  98          * Bean helper
  99          */
 100         @Inject
 101         private JobsWebViewHelperController beanHelper;
 102
 103         /**
 104          * Regular contact controller
 105          */
 106         @Inject
 107         private JobsContactWebSessionController contactController;
 108
 109         /**
 110          * An event fired when the administrator has updated a new user
 111          */
 112         @Inject
 113         @Any
 114         private Event<AdminUpdatedUserDataEvent> updatedUserDataEvent;
 115
 116         /**
 117          * General user EJB
 118          */
 119         private final UserSessionBeanRemote userBean;
 120
 121         /**
 122          * Regular user controller
 123          */
 124         @Inject
 125         private JobsUserWebSessionController userController;
 126
 127         /**
 128          * An event fired when the administrator has linked a user with existing
 129          * contact data.
 130          */
 131         @Inject
 132         @Any
 133         private Event<AdminLinkedUserEvent> userLinkedEvent;
 134
 135         /**
 136          * User lock reason
 137          */
 138         private String userLockReason;
 139
 140         /**
 141          * Event being fired when an administrator has locked a user
 142          */
 143         @Inject
 144         @Any
 145         private Event<AdminLockedUserEvent> userLockedEvent;
 146
 147         /**
 148          * Flag whether user must change password after login
 149          */
 150         private Boolean userMustChangePassword;
 151
 152         /**
 153          * User name
 154          */
 155         private String userName;
 156
 157         /**
 158          * User password (unencrypted from web form)
 159          */
 160         private String userPassword;
 161
 162         /**
 163          * User password repeated (unencrypted from web form)
 164          */
 165         private String userPasswordRepeat;
 166
 167         /**
 168          * Event being fired when admin unlocks an account
 169          */
 170         @Inject
 171         @Any
 172         private Event<AdminUnlockedUserEvent> userUnlockedEvent;
 173
 174         /**
 175          * Default constructor
 176          */
 177         public JobsAdminUserWebRequestBean () {
 178                 // Try it
 179                 try {
 180                         // Get initial context
 181                         Context context = new InitialContext();
 182
 183                         // Try to lookup
 184                         this.userBean = (UserSessionBeanRemote) context.lookup("java:global/jjobs-ejb/user!org.mxchange.jusercore.model.user.UserSessionBeanRemote"); //NOI18N
 185                         this.adminUserBean = (AdminUserSessionBeanRemote) context.lookup("java:global/jjobs-ejb/user!org.mxchange.jusercore.model.user.AdminUserSessionBeanRemote"); //NOI18N
 186                 } catch (final NamingException e) {
 187                         // Throw again
 188                         throw new FaceletException(e);
 189                 }
 190         }
 191
 192         @Override
 193         public String addUser () {
 194                 // As the form cannot validate the data (required="true"), check it here
 195                 if (this.getUserName() == null) {
 196                         // Throw NPE
 197                         throw new NullPointerException("userName is null"); //NOI18N
 198                 } else if (this.getUserName().isEmpty()) {
 199                         // Is empty
 200                         throw new IllegalArgumentException("userName is null"); //NOI18N
 201                 } else if (this.beanHelper.getContact() == null) {
 202                         // No contact instance set, so test required fields: gender, first name and family name
 203                         if (this.contactController.getGender() == null) {
 204                                 // Throw NPE again
 205                                 throw new NullPointerException("contactController.gender is null"); //NOI18N
 206                         } else if (this.contactController.getFirstName() == null) {
 207                                 // ... and again
 208                                 throw new NullPointerException("contactController.firstName is null"); //NOI18N
 209                         } else if (this.adminContactController.getFirstName().isEmpty()) {
 210                                 // ... and again
 211                                 throw new IllegalArgumentException("contactController.firstName is empty"); //NOI18N
 212                         } else if (this.adminContactController.getFamilyName() == null) {
 213                                 // ... and again
 214                                 throw new NullPointerException("contactController.familyName is null"); //NOI18N
 215                         } else if (this.contactController.getFamilyName().isEmpty()) {
 216                                 // ... and again
 217                                 throw new IllegalArgumentException("contactController.familyName is empty"); //NOI18N
 218                         } else if (this.adminContactController.getEmailAddress() == null) {
 219                                 // ... and again
 220                                 throw new NullPointerException("contactController.emailAddress is null"); //NOI18N
 221                         } else if (this.adminContactController.getEmailAddress().isEmpty()) {
 222                                 // ... and again
 223                                 throw new IllegalArgumentException("contactController.emailAddress is empty"); //NOI18N
 224                         }
 225                 }
 226
 227                 // Create new user instance
 228                 User user = new LoginUser();
 229
 230                 // Set user name, CONFIRMED and INVISIBLE
 231                 user.setUserName(this.getUserName());
 232                 user.setUserAccountStatus(UserAccountStatus.CONFIRMED);
 233                 user.setUserProfileMode(ProfileMode.INVISIBLE);
 234
 235                 // Init instance
 236                 Contact contact;
 237
 238                 // Is a contact instance in helper set?
 239                 if (this.beanHelper.getContact() instanceof Contact) {
 240                         // Then use it for contact linking
 241                         contact = this.beanHelper.getContact();
 242                 } else {
 243                         // Create contact instance
 244                         contact = this.contactController.createContactInstance();
 245                 }
 246
 247                 // Set contact in user
 248                 user.setUserContact(contact);
 249
 250                 // Init variable for password
 251                 String password = null;
 252
 253                 // Is the user name or email address used already?
 254                 // @TODO Add password length check
 255                 if (this.userController.isUserNameRegistered(user)) {
 256                         // User name is already used
 257                         throw new FaceletException(new UserNameAlreadyRegisteredException(user));
 258                 } else if ((this.beanHelper.getContact() == null) && (this.contactController.isEmailAddressRegistered(user.getUserContact()))) {
 259                         // Email address is already used
 260                         throw new FaceletException(new EmailAddressAlreadyRegisteredException(user));
 261                 } else if ((this.getUserPassword() == null && (this.getUserPasswordRepeat() == null)) || ((this.getUserPassword().isEmpty()) && (this.getUserPasswordRepeat().isEmpty()))) {
 262                         // Empty password entered, then generate one
 263                         password = UserUtils.createRandomPassword(JobsUserWebSessionController.MINIMUM_PASSWORD_LENGTH);
 264                 } else if (!this.isSamePasswordEntered()) {
 265                         // Both passwords don't match
 266                         throw new FaceletException(new UserPasswordRepeatMismatchException(user));
 267                 } else {
 268                         // Both match, so get it from this bean
 269                         password = this.getUserPassword();
 270                 }
 271
 272                 // The password should not be null and at least 5 characters long
 273                 assert (password != null) : "password is null"; //NOI18N
 274                 assert (password.length() >= JobsUserWebSessionController.MINIMUM_PASSWORD_LENGTH) : "Password is not long enough."; //NOI18N
 275
 276                 // Encrypt password and set it
 277                 user.setUserEncryptedPassword(UserUtils.encryptPassword(password));
 278
 279                 try {
 280                         // Now, that all is set, call EJB
 281                         if (this.beanHelper.getContact() instanceof Contact) {
 282                                 // Link contact with this user
 283                                 User updatedUser = this.adminUserBean.linkUser(user);
 284
 285                                 // Fire event
 286                                 this.userLinkedEvent.fire(new AdminUserLinkedEvent(updatedUser));
 287
 288                                 // Remove contact instance
 289                                 this.beanHelper.setContact(null);
 290                         } else {
 291                                 // Add new contact
 292                                 User updatedUser = this.adminUserBean.addUser(user);
 293
 294                                 // Fire event
 295                                 this.addedUserEvent.fire(new AdminUserAddedEvent(updatedUser));
 296                         }
 297                 } catch (final UserNameAlreadyRegisteredException | EmailAddressAlreadyRegisteredException ex) {
 298                         // Throw again
 299                         throw new FaceletException(ex);
 300                 }
 301
 302                 // Clear helper
 303                 this.beanHelper.setContact(null);
 304
 305                 // Clear this bean
 306                 this.clear();
 307
 308                 // Return to user list (for now)
 309                 return "admin_list_user"; //NOI18N
 310         }
 311
 312         @Override
 313         public void afterUserRegistrationEvent (@Observes final UserRegisteredEvent event) {
 314                 // event should not be null
 315                 if (null == event) {
 316                         // Throw NPE
 317                         throw new NullPointerException("event is null"); //NOI18N
 318                 } else if (event.getRegisteredUser() == null) {
 319                         // Throw NPE again
 320                         throw new NullPointerException("event.user is null"); //NOI18N
 321                 } else if (event.getRegisteredUser().getUserId() == null) {
 322                         // userId is null
 323                         throw new NullPointerException("event.user.userId is null"); //NOI18N
 324                 } else if (event.getRegisteredUser().getUserId() < 1) {
 325                         // Not avalid id
 326                         throw new IllegalArgumentException(MessageFormat.format("userId of user={0} is not valid: {1}", event.getRegisteredUser(), event.getRegisteredUser().getUserId())); //NOI18N
 327                 }
 328
 329                 // Get user instance
 330                 User registeredUser = event.getRegisteredUser();
 331
 332                 // Debug message
 333                 //* NOISY-DEBUG: */ System.out.println(MessageFormat.format("UserWebBean:afterRegistration: registeredUser={0}", registeredUser)); //NOI18N
 334                 // Clear all data
 335                 this.clear();
 336
 337                 // Trace message
 338                 //* NOISY-DEBUG: */ System.out.println("UserWebBean:afterRegistration: EXIT!"); //NOI18N
 339         }
 340
 341         @Override
 342         public String editUserData () {
 343                 // Get user instance
 344                 User user = this.beanHelper.getUser();
 345
 346                 // Null password means not setting it
 347                 String encryptedPassword = null;
 348
 349                 // Check if user instance is in helper and valid
 350                 if (null == user) {
 351                         // Throw NPE
 352                         throw new NullPointerException("beanHelper.user is null"); //NOI18N
 353                 } else if (user.getUserId() == null) {
 354                         // Throw NPE again
 355                         throw new NullPointerException("beanHelper.user.userId is null"); //NOI18N
 356                 } else if (user.getUserId() < 1) {
 357                         // Invalid id
 358                         throw new IllegalStateException(MessageFormat.format("beanHelper.user.userId={0} is invalid", user.getUserId())); //NOI18N
 359                 } else if (this.getUserName() == null) {
 360                         // Not all required fields are set
 361                         throw new NullPointerException("this.userName is null"); //NOI18N
 362                 } else if (this.getUserName().isEmpty()) {
 363                         // Not all required fields are set
 364                         throw new IllegalArgumentException("this.userName is empty"); //NOI18N
 365                 } else if (((!this.getUserPassword().isEmpty()) || (!this.getUserPasswordRepeat().isEmpty())) && (!this.isSamePasswordEntered())) {
 366                         // Not same password entered
 367                         this.setUserPassword(null);
 368                         this.setUserPasswordRepeat(null);
 369
 370                         // Throw exception
 371                         throw new FaceletException("Not same password entered"); //NOI18N
 372                 } else if (this.userBean.ifUserNameExists(this.getUserName())) {
 373                         // User name already exists
 374                         throw new FaceletException(new UserNameAlreadyRegisteredException(this.getUserName()));
 375                 } else if (this.isSamePasswordEntered()) {
 376                         // Same password entered, create container
 377                         if (UserUtils.ifPasswordMatches(new UserLoginContainer(user, this.getUserPassword()))) {
 378                                 // Same password entered
 379                                 throw new FaceletException("Same password as stored entered."); //NOI18N
 380                         }
 381
 382                         // Encrypt password
 383                         encryptedPassword = UserUtils.encryptPassword(this.getUserPassword());
 384                 }
 385
 386                 // Set user name and flag
 387                 user.setUserName(this.getUserName());
 388                 user.setUserMustChangePassword(this.getUserMustChangePassword());
 389
 390                 // Is a password set?
 391                 if (encryptedPassword != null) {
 392                         // Set it as well
 393                         user.setUserEncryptedPassword(encryptedPassword);
 394                 }
 395
 396                 // Call EJB for updating user data
 397                 User updatedUser = this.userBean.updateUserData(user);
 398
 399                 // Fire event
 400                 this.updatedUserDataEvent.fire(new AdminUserDataUpdatedEvent(updatedUser));
 401
 402                 // Return to user list (for now)
 403                 return "admin_list_user"; //NOI18N
 404         }
 405
 406         @Override
 407         public String getUserLockReason () {
 408                 return this.userLockReason;
 409         }
 410
 411         @Override
 412         public void setUserLockReason (final String userLockReason) {
 413                 this.userLockReason = userLockReason;
 414         }
 415
 416         @Override
 417         public Boolean getUserMustChangePassword () {
 418                 return this.userMustChangePassword;
 419         }
 420
 421         @Override
 422         public void setUserMustChangePassword (final Boolean userMustChangePassword) {
 423                 this.userMustChangePassword = userMustChangePassword;
 424         }
 425
 426         @Override
 427         public String getUserName () {
 428                 return this.userName;
 429         }
 430
 431         @Override
 432         public void setUserName (final String userName) {
 433                 this.userName = userName;
 434         }
 435
 436         @Override
 437         public String getUserPassword () {
 438                 return this.userPassword;
 439         }
 440
 441         @Override
 442         public void setUserPassword (final String userPassword) {
 443                 this.userPassword = userPassword;
 444         }
 445
 446         @Override
 447         public String getUserPasswordRepeat () {
 448                 return this.userPasswordRepeat;
 449         }
 450
 451         @Override
 452         public void setUserPasswordRepeat (final String userPasswordRepeat) {
 453                 this.userPasswordRepeat = userPasswordRepeat;
 454         }
 455
 456         @Override
 457         public String lockUserAccount (final User user) {
 458                 // Is the user instance valid and CONFIRMED?
 459                 if (null == user) {
 460                         // Throw NPE
 461                         throw new NullPointerException("user is null"); //NOI18N
 462                 } else if (user.getUserId() == null) {
 463                         // Throw again
 464                         throw new NullPointerException("user.userId is null"); //NOI18N
 465                 } else if (user.getUserId() < 1) {
 466                         // Invalid id number
 467                         throw new IllegalArgumentException(MessageFormat.format("user.userId={0} is not valid", user.getUserId())); //NOI18N
 468                 } else if (user.getUserAccountStatus() == UserAccountStatus.LOCKED) {
 469                         // User account is locked
 470                         throw new FacesException(new UserStatusLockedException(user));
 471                 } else if (user.getUserAccountStatus() == UserAccountStatus.UNCONFIRMED) {
 472                         // User account is locked
 473                         throw new FaceletException(new UserStatusUnconfirmedException(user));
 474                 } else if (this.getUserLockReason() == null) {
 475                         // Throw NPE again
 476                         throw new NullPointerException("this.userLockReason is null"); //NOI18N
 477                 } else if (this.getUserLockReason().isEmpty()) {
 478                         // Empty lock reason
 479                         throw new IllegalArgumentException("this.userLockReason is empty"); //NOI18N
 480                 }
 481
 482                 // Init updated user instance
 483                 User updatedUser;
 484
 485                 try {
 486                         // Get base URL
 487                         String baseUrl = FacesUtils.generateBaseUrl();
 488
 489                         // Call EJB to lock account
 490                         updatedUser = this.adminUserBean.lockUserAccount(user, this.getUserLockReason(), baseUrl);
 491                 } catch (final UserStatusLockedException | UserStatusUnconfirmedException | UserNotFoundException ex) {
 492                         // Throw again
 493                         throw new FaceletException(ex);
 494                 }
 495
 496                 // Fire event
 497                 this.userLockedEvent.fire(new AdminUserLockedEvent(updatedUser));
 498
 499                 // Clear bean
 500                 this.clear();
 501
 502                 // Should go fine at this point, redirect to user profile
 503                 return "admin_show_user"; //NOI18N
 504         }
 505
 506         @Override
 507         public String unlockUserAccount (final User user) {
 508                 // Is the user instance valid and CONFIRMED?
 509                 if (null == user) {
 510                         // Throw NPE
 511                         throw new NullPointerException("user is null"); //NOI18N
 512                 } else if (user.getUserId() == null) {
 513                         // Throw again
 514                         throw new NullPointerException("user.userId is null"); //NOI18N
 515                 } else if (user.getUserId() < 1) {
 516                         // Invalid id number
 517                         throw new IllegalArgumentException(MessageFormat.format("user.userId={0} is not valid", user.getUserId())); //NOI18N
 518                 } else if (user.getUserAccountStatus() == UserAccountStatus.CONFIRMED) {
 519                         // User account is locked
 520                         throw new FacesException(new UserStatusConfirmedException(user));
 521                 } else if (user.getUserAccountStatus() == UserAccountStatus.UNCONFIRMED) {
 522                         // User account is locked
 523                         throw new FaceletException(new UserStatusUnconfirmedException(user));
 524                 }
 525
 526                 // Init updated user instance
 527                 User updatedUser;
 528
 529                 try {
 530                         // Get base URL
 531                         String baseUrl = FacesUtils.generateBaseUrl();
 532
 533                         // Call EJB to unlock account
 534                         updatedUser = this.adminUserBean.unlockUserAccount(user, baseUrl);
 535                 } catch (final UserStatusConfirmedException | UserStatusUnconfirmedException | UserNotFoundException ex) {
 536                         // Throw again
 537                         throw new FaceletException(ex);
 538                 }
 539
 540                 // Fire event
 541                 this.userUnlockedEvent.fire(new AdminUserUnlockedEvent(updatedUser));
 542
 543                 // Clear bean
 544                 this.clear();
 545
 546                 // Should go fine at this point, redirect to user profile
 547                 return "admin_show_user"; //NOI18N
 548         }
 549
 550         /**
 551          * Clears this bean
 552          */
 553         private void clear () {
 554                 // Clear all data
 555                 // - other data
 556                 this.setUserName(null);
 557                 this.setUserPassword(null);
 558                 this.setUserPasswordRepeat(null);
 559                 this.setUserMustChangePassword(null);
 560         }
 561
 562         /**
 563          * Checks if same password is entered and that they are not empty.
 564          * <p>
 565          * @return Whether the same password was entered
 566          */
 567         private boolean isSamePasswordEntered () {
 568                 return ((!this.getUserPassword().isEmpty()) && (Objects.equals(this.getUserPassword(), this.getUserPasswordRepeat())));
 569         }
 570
 571 }