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