src/java/org/mxchange/pizzaapplication/beans/user/PizzaAdminUserWebRequestBean.java

   1 /*
   2  * Copyright (C) 2016 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;
  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.jusercore.container.login.UserLoginContainer;
  35 import org.mxchange.jusercore.events.registration.ObservableUserRegisteredEvent;
  36 import org.mxchange.jusercore.events.user.add.AdminAddedUserEvent;
  37 import org.mxchange.jusercore.events.user.add.ObservableAdminAddedUserEvent;
  38 import org.mxchange.jusercore.events.user.linked.AdminLinkedUserEvent;
  39 import org.mxchange.jusercore.events.user.linked.ObservableAdminLinkedUserEvent;
  40 import org.mxchange.jusercore.events.user.update.AdminUpdatedUserDataEvent;
  41 import org.mxchange.jusercore.events.user.update.ObservableAdminUpdatedUserDataEvent;
  42 import org.mxchange.jusercore.exceptions.EmailAddressAlreadyRegisteredException;
  43 import org.mxchange.jusercore.exceptions.UserNameAlreadyRegisteredException;
  44 import org.mxchange.jusercore.exceptions.UserNotFoundException;
  45 import org.mxchange.jusercore.exceptions.UserPasswordRepeatMismatchException;
  46 import org.mxchange.jusercore.exceptions.UserStatusConfirmedException;
  47 import org.mxchange.jusercore.exceptions.UserStatusLockedException;
  48 import org.mxchange.jusercore.exceptions.UserStatusUnconfirmedException;
  49 import org.mxchange.jusercore.model.user.AdminUserSessionBeanRemote;
  50 import org.mxchange.jusercore.model.user.LoginUser;
  51 import org.mxchange.jusercore.model.user.User;
  52 import org.mxchange.jusercore.model.user.UserSessionBeanRemote;
  53 import org.mxchange.jusercore.model.user.UserUtils;
  54 import org.mxchange.jusercore.model.user.profilemodes.ProfileMode;
  55 import org.mxchange.jusercore.model.user.status.UserAccountStatus;
  56 import org.mxchange.pizzaapplication.beans.BasePizzaController;
  57 import org.mxchange.pizzaapplication.beans.contact.PizzaAdminContactWebRequestController;
  58 import org.mxchange.pizzaapplication.beans.contact.PizzaContactWebSessionController;
  59 import org.mxchange.pizzaapplication.beans.helper.PizzaWebRequestController;
  60
  61 /**
  62  * Administrative user bean (controller)
  63  * <p>
  64  * @author Roland Häder<roland@mxchange.org>
  65  */
  66 @Named ("adminUserController")
  67 @RequestScoped
  68 public class PizzaAdminUserWebRequestBean extends BasePizzaController implements PizzaAdminUserWebRequestController {
  69
  70         /**
  71          * Serial number
  72          */
  73         private static final long serialVersionUID = 542_145_347_916L;
  74
  75         /**
  76          * An event fired when the administrator has added a new user
  77          */
  78         @Inject
  79         @Any
  80         private Event<ObservableAdminAddedUserEvent> addedUserEvent;
  81
  82         /**
  83          * Regular contact controller
  84          */
  85         @Inject
  86         private PizzaAdminContactWebRequestController adminContactController;
  87
  88         /**
  89          * Administrative user EJB
  90          */
  91         private final AdminUserSessionBeanRemote adminUserBean;
  92
  93         /**
  94          * Bean helper instance
  95          */
  96         @Inject
  97         private PizzaWebRequestController beanHelper;
  98
  99         /**
 100          * Regular contact controller
 101          */
 102         @Inject
 103         private PizzaContactWebSessionController contactController;
 104
 105         /**
 106          * An event fired when the administrator has updated a new user
 107          */
 108         @Inject
 109         @Any
 110         private Event<ObservableAdminUpdatedUserDataEvent> updatedUserDataEvent;
 111
 112         /**
 113          * General user EJB
 114          */
 115         private final UserSessionBeanRemote userBean;
 116
 117         /**
 118          * Regular user controller
 119          */
 120         @Inject
 121         private PizzaUserWebSessionController userController;
 122
 123         /**
 124          * An event fired when the administrator has linked a user with existing
 125          * contact data.
 126          */
 127         @Inject
 128         @Any
 129         private Event<ObservableAdminLinkedUserEvent> userLinkedEvent;
 130
 131         /**
 132          * User lock reason
 133          */
 134         private String userLockReason;
 135
 136         /**
 137          * Flag whether user must change password after login
 138          */
 139         private Boolean userMustChangePassword;
 140
 141         /**
 142          * User name
 143          */
 144         private String userName;
 145
 146         /**
 147          * User password (unencrypted from web form)
 148          */
 149         private String userPassword;
 150
 151         /**
 152          * User password repeated (unencrypted from web form)
 153          */
 154         private String userPasswordRepeat;
 155
 156         /**
 157          * Default constructor
 158          */
 159         public PizzaAdminUserWebRequestBean () {
 160                 // Try it
 161                 try {
 162                         // Get initial context
 163                         Context context = new InitialContext();
 164
 165                         // Try to lookup
 166                         this.userBean = (UserSessionBeanRemote) context.lookup("java:global/pizzaservice-ejb/user!org.mxchange.jusercore.model.user.UserSessionBeanRemote"); //NOI18N
 167                         this.adminUserBean = (AdminUserSessionBeanRemote) context.lookup("java:global/pizzaservice-ejb/adminUser!org.mxchange.jusercore.model.user.AdminUserSessionBeanRemote"); //NOI18N
 168                 } catch (final NamingException e) {
 169                         // Throw again
 170                         throw new FaceletException(e);
 171                 }
 172         }
 173
 174         @Override
 175         public String addUser () {
 176                 // Create new user instance
 177                 User user = new LoginUser();
 178
 179                 // As the form cannot validate the data (required="true"), check it here
 180                 if (this.getUserName() == null) {
 181                         // Throw NPE
 182                         throw new NullPointerException("userName is null"); //NOI18N
 183                 } else if (this.getUserName().isEmpty()) {
 184                         // Is empty
 185                         throw new IllegalArgumentException("userName is null"); //NOI18N
 186                 } else if (this.beanHelper.getContact() == null) {
 187                         // No contact instance set, so test required fields: gender, first name and family name
 188                         if (this.contactController.getGender() == null) {
 189                                 // Throw NPE again
 190                                 throw new NullPointerException("contactController.gender is null"); //NOI18N
 191                         } else if (this.contactController.getFirstName() == null) {
 192                                 // ... and again
 193                                 throw new NullPointerException("contactController.firstName is null"); //NOI18N //NOI18N
 194                         } else if (this.contactController.getFirstName().isEmpty()) {
 195                                 // ... and again
 196                                 throw new IllegalArgumentException("contactController.firstName is empty"); //NOI18N
 197                         } else if (this.adminContactController.getFamilyName() == null) {
 198                                 // ... and again
 199                                 throw new NullPointerException("contactController.familyName is null"); //NOI18N
 200                         } else if (this.contactController.getFamilyName().isEmpty()) {
 201                                 // ... and again
 202                                 throw new IllegalArgumentException("contactController.familyName is empty"); //NOI18N //NOI18N
 203                         } else if (this.contactController.getEmailAddress() == null) {
 204                                 // ... and again
 205                                 throw new NullPointerException("contactController.emailAddress is null"); //NOI18N
 206                         } else if (this.adminContactController.getEmailAddress().isEmpty()) {
 207                                 // ... and again
 208                                 throw new IllegalArgumentException("contactController.emailAddress is empty"); //NOI18N //NOI18N
 209                         } else if (this.contactController.getEmailAddressRepeat() == null) {
 210                                 // ... and again
 211                                 throw new NullPointerException("contactController.emailAddressRepeat is null");
 212                         } else if (this.contactController.getEmailAddressRepeat().isEmpty()) {
 213                                 // ... and again
 214                                 throw new IllegalArgumentException("contactController.emailAddressRepeat is empty"); //NOI18N //NOI18N
 215                         } else if (!Objects.equals(this.contactController.getEmailAddress(), this.contactController.getEmailAddressRepeat())) {
 216                                 // Is not same email address
 217                                 throw new IllegalArgumentException("Both entered email addresses don't match.");
 218                         }
 219                 }
 220
 221                 // Set user name, CONFIRMED and INVISIBLE
 222                 user.setUserName(this.getUserName());
 223                 user.setUserAccountStatus(UserAccountStatus.CONFIRMED);
 224                 user.setUserProfileMode(ProfileMode.INVISIBLE);
 225
 226                 // Init instance
 227                 Contact contact;
 228
 229                 // Is a contact instance in helper set?
 230                 if (this.beanHelper.getContact() instanceof Contact) {
 231                         // Then use it for contact linking
 232                         contact = this.beanHelper.getContact();
 233                 } else {
 234                         // Create contact instance
 235                         contact = this.contactController.createContactInstance();
 236                 }
 237
 238                 // Set contact in user
 239                 user.setUserContact(contact);
 240
 241                 // Init variable for password
 242                 String password = null;
 243
 244                 // Is the user name or email address used already?
 245                 // @TODO Add password length check
 246                 if (this.userController.isUserNameRegistered(user)) {
 247                         // User name is already used
 248                         throw new FaceletException(new UserNameAlreadyRegisteredException(user));
 249                 } else if ((this.beanHelper.getContact() == null) && (this.contactController.isEmailAddressRegistered(user.getUserContact()))) {
 250                         // Email address is already used
 251                         throw new FaceletException(new EmailAddressAlreadyRegisteredException(user));
 252                 } else if ((this.getUserPassword() == null && (this.getUserPasswordRepeat() == null)) || ((this.getUserPassword().isEmpty()) && (this.getUserPasswordRepeat().isEmpty()))) {
 253                         // Empty password entered, then generate one
 254                         password = UserUtils.createRandomPassword(PizzaUserWebSessionController.MINIMUM_PASSWORD_LENGTH);
 255                 } else if (!this.isSamePasswordEntered()) {
 256                         // Both passwords don't match
 257                         throw new FaceletException(new UserPasswordRepeatMismatchException(user));
 258                 } else {
 259                         // Both match, so get it from this bean
 260                         password = this.getUserPassword();
 261                 }
 262
 263                 // The password should not be null and at least 5 characters long
 264                 assert (password != null) : "password is null"; //NOI18N
 265                 assert (password.length() >= PizzaUserWebSessionController.MINIMUM_PASSWORD_LENGTH) : "Password is not long enough."; //NOI18N
 266
 267                 // Encrypt password and set it
 268                 user.setUserEncryptedPassword(UserUtils.encryptPassword(password));
 269
 270                 try {
 271                         // Now, that all is set, call EJB
 272                         if (this.beanHelper.getContact() instanceof Contact) {
 273                                 // Link contact with this user
 274                                 User updatedUser = this.adminUserBean.linkUser(user);
 275
 276                                 // Fire event
 277                                 this.userLinkedEvent.fire(new AdminLinkedUserEvent(updatedUser));
 278
 279                                 // Remove contact instance
 280                                 this.beanHelper.setContact(null);
 281                         } else {
 282                                 // Add new contact
 283                                 User updatedUser = this.adminUserBean.addUser(user);
 284
 285                                 // Fire event
 286                                 this.addedUserEvent.fire(new AdminAddedUserEvent(updatedUser));
 287                         }
 288                 } catch (final UserNameAlreadyRegisteredException | EmailAddressAlreadyRegisteredException ex) {
 289                         // Throw again
 290                         throw new FaceletException(ex);
 291                 }
 292
 293                 // Clear this bean
 294                 this.clear();
 295
 296                 // Return to user list (for now)
 297                 return "admin_list_user"; //NOI18N
 298         }
 299
 300         @Override
 301         public void afterRegistrationEvent (@Observes final ObservableUserRegisteredEvent event) {
 302                 // event should not be null
 303                 if (null == event) {
 304                         // Throw NPE
 305                         throw new NullPointerException("event is null"); //NOI18N
 306                 } else if (event.getRegisteredUser() == null) {
 307                         // Throw NPE again
 308                         throw new NullPointerException("event.user is null"); //NOI18N
 309                 } else if (event.getRegisteredUser().getUserId() == null) {
 310                         // userId is null
 311                         throw new NullPointerException("event.user.userId is null"); //NOI18N
 312                 } else if (event.getRegisteredUser().getUserId() < 1) {
 313                         // Not avalid id
 314                         throw new IllegalArgumentException(MessageFormat.format("userId of user={0} is not valid: {1}", event.getRegisteredUser(), event.getRegisteredUser().getUserId())); //NOI18N
 315                 }
 316
 317                 // Get user instance
 318                 User registeredUser = event.getRegisteredUser();
 319
 320                 // @TODO Nothing to do with the user here?
 321
 322                 // Clear all data
 323                 this.clear();
 324         }
 325
 326         @Override
 327         public String editUserData () {
 328                 // Get user instance
 329                 User user = this.beanHelper.getUser();
 330
 331                 // Null password means not setting it
 332                 String encryptedPassword = null;
 333
 334                 // Check if user instance is in helper and valid
 335                 if (null == user) {
 336                         // Throw NPE
 337                         throw new NullPointerException("beanHelper.user is null"); //NOI18N
 338                 } else if (user.getUserId() == null) {
 339                         // Throw NPE again
 340                         throw new NullPointerException("beanHelper.user.userId is null"); //NOI18N //NOI18N
 341                 } else if (user.getUserId() < 1) {
 342                         // Invalid id
 343                         throw new IllegalStateException(MessageFormat.format("beanHelper.user.userId={0} is invalid", user.getUserId())); //NOI18N //NOI18N
 344                 } else if (this.getUserName() == null) {
 345                         // Not all required fields are set
 346                         throw new NullPointerException("this.userName is null"); //NOI18N
 347                 } else if (this.getUserName().isEmpty()) {
 348                         // Not all required fields are set
 349                         throw new IllegalArgumentException("this.userName is empty"); //NOI18N
 350                 } else if (((!this.getUserPassword().isEmpty()) || (!this.getUserPasswordRepeat().isEmpty())) && (!this.isSamePasswordEntered())) {
 351                         // Not same password entered
 352                         this.setUserPassword(null);
 353                         this.setUserPasswordRepeat(null);
 354
 355                         // Throw exception
 356                         throw new FaceletException("Not same password entered"); //NOI18N
 357                 } else if (this.userBean.ifUserNameExists(this.getUserName())) {
 358                         // User name already exists
 359                         throw new FaceletException(new UserNameAlreadyRegisteredException(this.getUserName()));
 360                 } else if (this.isSamePasswordEntered()) {
 361                         // Same password entered, create container
 362                         if (UserUtils.ifPasswordMatches(new UserLoginContainer(user, this.getUserPassword()))) {
 363                                 // Same password entered
 364                                 throw new FaceletException("Same password as stored entered."); //NOI18N
 365                         }
 366
 367                         // Encrypt password
 368                         encryptedPassword = UserUtils.encryptPassword(this.getUserPassword());
 369                 }
 370
 371                 // Set user name and flag
 372                 user.setUserName(this.getUserName());
 373                 user.setUserMustChangePassword(this.getUserMustChangePassword());
 374
 375                 // Is a password set?
 376                 if (encryptedPassword != null) {
 377                         // Set it as well
 378                         user.setUserEncryptedPassword(encryptedPassword);
 379                 }
 380
 381                 // Call EJB for updating user data
 382                 User updatedUser = this.userBean.updateUserData(user);
 383
 384                 // Fire event
 385                 this.updatedUserDataEvent.fire(new AdminUpdatedUserDataEvent(updatedUser));
 386
 387                 // Return to user list (for now)
 388                 return "admin_list_user"; //NOI18N
 389         }
 390
 391         @Override
 392         public String getUserLockReason () {
 393                 return this.userLockReason;
 394         }
 395
 396         @Override
 397         public void setUserLockReason (final String userLockReason) {
 398                 this.userLockReason = userLockReason;
 399         }
 400
 401         @Override
 402         public Boolean getUserMustChangePassword () {
 403                 return this.userMustChangePassword;
 404         }
 405
 406         @Override
 407         public void setUserMustChangePassword (final Boolean userMustChangePassword) {
 408                 this.userMustChangePassword = userMustChangePassword;
 409         }
 410
 411         @Override
 412         public String getUserName () {
 413                 return this.userName;
 414         }
 415
 416         @Override
 417         public void setUserName (final String userName) {
 418                 this.userName = userName;
 419         }
 420
 421         @Override
 422         public String getUserPassword () {
 423                 return this.userPassword;
 424         }
 425
 426         @Override
 427         public void setUserPassword (final String userPassword) {
 428                 this.userPassword = userPassword;
 429         }
 430
 431         @Override
 432         public String getUserPasswordRepeat () {
 433                 return this.userPasswordRepeat;
 434         }
 435
 436         @Override
 437         public void setUserPasswordRepeat (final String userPasswordRepeat) {
 438                 this.userPasswordRepeat = userPasswordRepeat;
 439         }
 440
 441         @Override
 442         public String lockUserAccount (final User user) {
 443                 // Is the user instance valid and CONFIRMED?
 444                 if (null == user) {
 445                         // Throw NPE
 446                         throw new NullPointerException("user is null"); //NOI18N
 447                 } else if (user.getUserId() == null) {
 448                         // Throw again
 449                         throw new NullPointerException("user.userId is null"); //NOI18N
 450                 } else if (user.getUserId() < 1) {
 451                         // Invalid id number
 452                         throw new IllegalArgumentException(MessageFormat.format("user.userId={0} is not valid", user.getUserId())); //NOI18N
 453                 } else if (user.getUserAccountStatus() == UserAccountStatus.LOCKED) {
 454                         // User account is locked
 455                         throw new FacesException(new UserStatusLockedException(user));
 456                 } else if (user.getUserAccountStatus() == UserAccountStatus.UNCONFIRMED) {
 457                         // User account is locked
 458                         throw new FaceletException(new UserStatusUnconfirmedException(user));
 459                 } else if (this.getUserLockReason() == null) {
 460                         // Throw NPE again
 461                         throw new NullPointerException("this.userLockReason is null"); //NOI18N
 462                 } else if (this.getUserLockReason().isEmpty()) {
 463                         // Empty lock reason
 464                         throw new IllegalArgumentException("this.userLockReason is empty"); //NOI18N
 465                 }
 466
 467                 try {
 468                         // Get base URL
 469                         String baseUrl = FacesUtils.generateBaseUrl();
 470
 471                         // Call EJB to lock account
 472                         this.adminUserBean.lockUserAccount(user, this.getUserLockReason(), baseUrl);
 473                 } catch (final UserStatusLockedException | UserStatusUnconfirmedException | UserNotFoundException ex) {
 474                         // Throw again
 475                         throw new FaceletException(ex);
 476                 }
 477
 478                 // Should go fine at this point, redirect to user profile
 479                 return "admin_show_user?faces-redirect=true&includeViewParams=true"; //NOI18N
 480         }
 481
 482         @Override
 483         public String unlockUserAccount (final User user) {
 484                 // Is the user instance valid and CONFIRMED?
 485                 if (null == user) {
 486                         // Throw NPE
 487                         throw new NullPointerException("user is null"); //NOI18N
 488                 } else if (user.getUserId() == null) {
 489                         // Throw again
 490                         throw new NullPointerException("user.userId is null"); //NOI18N
 491                 } else if (user.getUserId() < 1) {
 492                         // Invalid id number
 493                         throw new IllegalArgumentException(MessageFormat.format("user.userId={0} is not valid", user.getUserId())); //NOI18N
 494                 } else if (user.getUserAccountStatus() == UserAccountStatus.CONFIRMED) {
 495                         // User account is locked
 496                         throw new FacesException(new UserStatusConfirmedException(user));
 497                 } else if (user.getUserAccountStatus() == UserAccountStatus.UNCONFIRMED) {
 498                         // User account is locked
 499                         throw new FaceletException(new UserStatusUnconfirmedException(user));
 500                 }
 501
 502                 try {
 503                         // Get base URL
 504                         String baseUrl = FacesUtils.generateBaseUrl();
 505
 506                         // Call EJB to unlock account
 507                         this.adminUserBean.unlockUserAccount(user, baseUrl);
 508                 } catch (final UserStatusConfirmedException | UserStatusUnconfirmedException | UserNotFoundException ex) {
 509                         // Throw again
 510                         throw new FaceletException(ex);
 511                 }
 512
 513                 // Should go fine at this point, redirect to user profile
 514                 return "admin_show_user?faces-redirect=true&includeViewParams=true"; //NOI18N
 515         }
 516
 517         /**
 518          * Clears this bean
 519          */
 520         private void clear () {
 521                 // Clear all data
 522                 // - other data
 523                 this.setUserName(null);
 524                 this.setUserPassword(null);
 525                 this.setUserPasswordRepeat(null);
 526                 this.setUserMustChangePassword(null);
 527         }
 528
 529         /**
 530          * Checks if same password is entered and that they are not empty.
 531          * <p>
 532          * @return Whether the same password was entered
 533          */
 534         private boolean isSamePasswordEntered () {
 535                 return ((!this.getUserPassword().isEmpty()) && (Objects.equals(this.getUserPassword(), this.getUserPasswordRepeat())));
 536         }
 537
 538 }