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