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