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