includes/preferences/DefaultPreferencesFactory.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  *
  18  * @file
  19  */
  20
  21 namespace MediaWiki\Preferences;
  22
  23 use DateTime;
  24 use DateTimeZone;
  25 use Exception;
  26 use Hooks;
  27 use Html;
  28 use HTMLForm;
  29 use HTMLFormField;
  30 use IContextSource;
  31 use Language;
  32 use LanguageCode;
  33 use LanguageConverter;
  34 use MediaWiki\Auth\AuthManager;
  35 use MediaWiki\Auth\PasswordAuthenticationRequest;
  36 use MediaWiki\Config\ServiceOptions;
  37 use MediaWiki\Linker\LinkRenderer;
  38 use MediaWiki\MediaWikiServices;
  39 use MediaWiki\Permissions\PermissionManager;
  40 use MessageLocalizer;
  41 use MWException;
  42 use MWTimestamp;
  43 use NamespaceInfo;
  44 use OutputPage;
  45 use Parser;
  46 use ParserOptions;
  47 use PreferencesFormOOUI;
  48 use Psr\Log\LoggerAwareTrait;
  49 use Psr\Log\NullLogger;
  50 use Skin;
  51 use SpecialPage;
  52 use Status;
  53 use Title;
  54 use UnexpectedValueException;
  55 use User;
  56 use UserGroupMembership;
  57 use Xml;
  58
  59 /**
  60  * This is the default implementation of PreferencesFactory.
  61  */
  62 class DefaultPreferencesFactory implements PreferencesFactory {
  63         use LoggerAwareTrait;
  64
  65         /** @var ServiceOptions */
  66         protected $options;
  67
  68         /** @var Language The wiki's content language. */
  69         protected $contLang;
  70
  71         /** @var AuthManager */
  72         protected $authManager;
  73
  74         /** @var LinkRenderer */
  75         protected $linkRenderer;
  76
  77         /** @var NamespaceInfo */
  78         protected $nsInfo;
  79
  80         /** @var PermissionManager */
  81         protected $permissionManager;
  82
  83         /**
  84          * @var array
  85          * @since 1.34
  86          */
  87         public const CONSTRUCTOR_OPTIONS = [
  88                 'AllowRequiringEmailForResets',
  89                 'AllowUserCss',
  90                 'AllowUserCssPrefs',
  91                 'AllowUserJs',
  92                 'DefaultSkin',
  93                 'DisableLangConversion',
  94                 'EmailAuthentication',
  95                 'EmailConfirmToEdit',
  96                 'EnableEmail',
  97                 'EnableUserEmail',
  98                 'EnableUserEmailBlacklist',
  99                 'EnotifMinorEdits',
 100                 'EnotifRevealEditorAddress',
 101                 'EnotifUserTalk',
 102                 'EnotifWatchlist',
 103                 'HiddenPrefs',
 104                 'ImageLimits',
 105                 'LanguageCode',
 106                 'LocalTZoffset',
 107                 'MaxSigChars',
 108                 'RCMaxAge',
 109                 'RCShowWatchingUsers',
 110                 'RCWatchCategoryMembership',
 111                 'SecureLogin',
 112                 'ThumbLimits',
 113         ];
 114
 115         /**
 116          * Do not call this directly.  Get it from MediaWikiServices.
 117          *
 118          * @param ServiceOptions $options
 119          * @param Language $contLang
 120          * @param AuthManager $authManager
 121          * @param LinkRenderer $linkRenderer
 122          * @param NamespaceInfo $nsInfo
 123          * @param PermissionManager $permissionManager
 124          */
 125         public function __construct(
 126                 ServiceOptions $options,
 127                 Language $contLang,
 128                 AuthManager $authManager,
 129                 LinkRenderer $linkRenderer,
 130                 NamespaceInfo $nsInfo,
 131                 PermissionManager $permissionManager
 132         ) {
 133                 $options->assertRequiredOptions( self::CONSTRUCTOR_OPTIONS );
 134
 135                 $this->options = $options;
 136                 $this->contLang = $contLang;
 137                 $this->authManager = $authManager;
 138                 $this->linkRenderer = $linkRenderer;
 139                 $this->nsInfo = $nsInfo;
 140                 $this->permissionManager = $permissionManager;
 141                 $this->logger = new NullLogger();
 142         }
 143
 144         /**
 145          * @inheritDoc
 146          */
 147         public function getSaveBlacklist() {
 148                 return [
 149                         'realname',
 150                         'emailaddress',
 151                 ];
 152         }
 153
 154         /**
 155          * @throws MWException
 156          * @param User $user
 157          * @param IContextSource $context
 158          * @return array|null
 159          */
 160         public function getFormDescriptor( User $user, IContextSource $context ) {
 161                 $preferences = [];
 162
 163                 OutputPage::setupOOUI(
 164                         strtolower( $context->getSkin()->getSkinName() ),
 165                         $context->getLanguage()->getDir()
 166                 );
 167
 168                 $canIPUseHTTPS = wfCanIPUseHTTPS( $context->getRequest()->getIP() );
 169                 $this->profilePreferences( $user, $context, $preferences, $canIPUseHTTPS );
 170                 $this->skinPreferences( $user, $context, $preferences );
 171                 $this->datetimePreferences( $user, $context, $preferences );
 172                 $this->filesPreferences( $context, $preferences );
 173                 $this->renderingPreferences( $user, $context, $preferences );
 174                 $this->editingPreferences( $user, $context, $preferences );
 175                 $this->rcPreferences( $user, $context, $preferences );
 176                 $this->watchlistPreferences( $user, $context, $preferences );
 177                 $this->searchPreferences( $preferences );
 178
 179                 Hooks::run( 'GetPreferences', [ $user, &$preferences ] );
 180
 181                 $this->loadPreferenceValues( $user, $context, $preferences );
 182                 $this->logger->debug( "Created form descriptor for user '{$user->getName()}'" );
 183                 return $preferences;
 184         }
 185
 186         /**
 187          * Loads existing values for a given array of preferences
 188          * @throws MWException
 189          * @param User $user
 190          * @param IContextSource $context
 191          * @param array &$defaultPreferences Array to load values for
 192          * @return array|null
 193          */
 194         private function loadPreferenceValues(
 195                 User $user, IContextSource $context, &$defaultPreferences
 196         ) {
 197                 # # Remove preferences that wikis don't want to use
 198                 foreach ( $this->options->get( 'HiddenPrefs' ) as $pref ) {
 199                         if ( isset( $defaultPreferences[$pref] ) ) {
 200                                 unset( $defaultPreferences[$pref] );
 201                         }
 202                 }
 203
 204                 # # Make sure that form fields have their parent set. See T43337.
 205                 $dummyForm = new HTMLForm( [], $context );
 206
 207                 $disable = !$this->permissionManager->userHasRight( $user, 'editmyoptions' );
 208
 209                 $defaultOptions = User::getDefaultOptions();
 210                 $userOptions = $user->getOptions();
 211                 $this->applyFilters( $userOptions, $defaultPreferences, 'filterForForm' );
 212                 # # Prod in defaults from the user
 213                 foreach ( $defaultPreferences as $name => &$info ) {
 214                         $prefFromUser = $this->getOptionFromUser( $name, $info, $userOptions );
 215                         if ( $disable && !in_array( $name, $this->getSaveBlacklist() ) ) {
 216                                 $info['disabled'] = 'disabled';
 217                         }
 218                         $field = HTMLForm::loadInputFromParameters( $name, $info, $dummyForm ); // For validation
 219                         $globalDefault = $defaultOptions[$name] ?? null;
 220
 221                         // If it validates, set it as the default
 222                         if ( isset( $info['default'] ) ) {
 223                                 // Already set, no problem
 224                                 continue;
 225                         } elseif ( !is_null( $prefFromUser ) && // Make sure we're not just pulling nothing
 226                                         $field->validate( $prefFromUser, $user->getOptions() ) === true ) {
 227                                 $info['default'] = $prefFromUser;
 228                         } elseif ( $field->validate( $globalDefault, $user->getOptions() ) === true ) {
 229                                 $info['default'] = $globalDefault;
 230                         } else {
 231                                 $globalDefault = json_encode( $globalDefault );
 232                                 throw new MWException(
 233                                         "Default '$globalDefault' is invalid for preference $name of user $user"
 234                                 );
 235                         }
 236                 }
 237
 238                 return $defaultPreferences;
 239         }
 240
 241         /**
 242          * Pull option from a user account. Handles stuff like array-type preferences.
 243          *
 244          * @param string $name
 245          * @param array $info
 246          * @param array $userOptions
 247          * @return array|string
 248          */
 249         protected function getOptionFromUser( $name, $info, array $userOptions ) {
 250                 $val = $userOptions[$name] ?? null;
 251
 252                 // Handling for multiselect preferences
 253                 if ( ( isset( $info['type'] ) && $info['type'] == 'multiselect' ) ||
 254                                 ( isset( $info['class'] ) && $info['class'] == \HTMLMultiSelectField::class ) ) {
 255                         $options = HTMLFormField::flattenOptions( $info['options'] );
 256                         $prefix = $info['prefix'] ?? $name;
 257                         $val = [];
 258
 259                         foreach ( $options as $value ) {
 260                                 if ( $userOptions["$prefix$value"] ?? false ) {
 261                                         $val[] = $value;
 262                                 }
 263                         }
 264                 }
 265
 266                 // Handling for checkmatrix preferences
 267                 if ( ( isset( $info['type'] ) && $info['type'] == 'checkmatrix' ) ||
 268                                 ( isset( $info['class'] ) && $info['class'] == \HTMLCheckMatrix::class ) ) {
 269                         $columns = HTMLFormField::flattenOptions( $info['columns'] );
 270                         $rows = HTMLFormField::flattenOptions( $info['rows'] );
 271                         $prefix = $info['prefix'] ?? $name;
 272                         $val = [];
 273
 274                         foreach ( $columns as $column ) {
 275                                 foreach ( $rows as $row ) {
 276                                         if ( $userOptions["$prefix$column-$row"] ?? false ) {
 277                                                 $val[] = "$column-$row";
 278                                         }
 279                                 }
 280                         }
 281                 }
 282
 283                 return $val;
 284         }
 285
 286         /**
 287          * @todo Inject user Language instead of using context.
 288          * @param User $user
 289          * @param IContextSource $context
 290          * @param array &$defaultPreferences
 291          * @param bool $canIPUseHTTPS Whether the user's IP is likely to be able to access the wiki
 292          * via HTTPS.
 293          * @return void
 294          */
 295         protected function profilePreferences(
 296                 User $user, IContextSource $context, &$defaultPreferences, $canIPUseHTTPS
 297         ) {
 298                 // retrieving user name for GENDER and misc.
 299                 $userName = $user->getName();
 300
 301                 # # User info #####################################
 302                 // Information panel
 303                 $defaultPreferences['username'] = [
 304                         'type' => 'info',
 305                         'label-message' => [ 'username', $userName ],
 306                         'default' => $userName,
 307                         'section' => 'personal/info',
 308                 ];
 309
 310                 $lang = $context->getLanguage();
 311
 312                 # Get groups to which the user belongs
 313                 $userEffectiveGroups = $user->getEffectiveGroups();
 314                 $userGroupMemberships = $user->getGroupMemberships();
 315                 $userGroups = $userMembers = $userTempGroups = $userTempMembers = [];
 316                 foreach ( $userEffectiveGroups as $ueg ) {
 317                         if ( $ueg == '*' ) {
 318                                 // Skip the default * group, seems useless here
 319                                 continue;
 320                         }
 321
 322                         $groupStringOrObject = $userGroupMemberships[$ueg] ?? $ueg;
 323
 324                         $userG = UserGroupMembership::getLink( $groupStringOrObject, $context, 'html' );
 325                         $userM = UserGroupMembership::getLink( $groupStringOrObject, $context, 'html',
 326                                 $userName );
 327
 328                         // Store expiring groups separately, so we can place them before non-expiring
 329                         // groups in the list. This is to avoid the ambiguity of something like
 330                         // "administrator, bureaucrat (until X date)" -- users might wonder whether the
 331                         // expiry date applies to both groups, or just the last one
 332                         if ( $groupStringOrObject instanceof UserGroupMembership &&
 333                                 $groupStringOrObject->getExpiry()
 334                         ) {
 335                                 $userTempGroups[] = $userG;
 336                                 $userTempMembers[] = $userM;
 337                         } else {
 338                                 $userGroups[] = $userG;
 339                                 $userMembers[] = $userM;
 340                         }
 341                 }
 342                 sort( $userGroups );
 343                 sort( $userMembers );
 344                 sort( $userTempGroups );
 345                 sort( $userTempMembers );
 346                 $userGroups = array_merge( $userTempGroups, $userGroups );
 347                 $userMembers = array_merge( $userTempMembers, $userMembers );
 348
 349                 $defaultPreferences['usergroups'] = [
 350                         'type' => 'info',
 351                         'label' => $context->msg( 'prefs-memberingroups' )->numParams(
 352                                 count( $userGroups ) )->params( $userName )->parse(),
 353                         'default' => $context->msg( 'prefs-memberingroups-type' )
 354                                 ->rawParams( $lang->commaList( $userGroups ), $lang->commaList( $userMembers ) )
 355                                 ->escaped(),
 356                         'raw' => true,
 357                         'section' => 'personal/info',
 358                 ];
 359
 360                 $contribTitle = SpecialPage::getTitleFor( "Contributions", $userName );
 361                 $formattedEditCount = $lang->formatNum( $user->getEditCount() );
 362                 $editCount = $this->linkRenderer->makeLink( $contribTitle, $formattedEditCount );
 363
 364                 $defaultPreferences['editcount'] = [
 365                         'type' => 'info',
 366                         'raw' => true,
 367                         'label-message' => 'prefs-edits',
 368                         'default' => $editCount,
 369                         'section' => 'personal/info',
 370                 ];
 371
 372                 if ( $user->getRegistration() ) {
 373                         $displayUser = $context->getUser();
 374                         $userRegistration = $user->getRegistration();
 375                         $defaultPreferences['registrationdate'] = [
 376                                 'type' => 'info',
 377                                 'label-message' => 'prefs-registration',
 378                                 'default' => $context->msg(
 379                                         'prefs-registration-date-time',
 380                                         $lang->userTimeAndDate( $userRegistration, $displayUser ),
 381                                         $lang->userDate( $userRegistration, $displayUser ),
 382                                         $lang->userTime( $userRegistration, $displayUser )
 383                                 )->text(),
 384                                 'section' => 'personal/info',
 385                         ];
 386                 }
 387
 388                 $canViewPrivateInfo = $this->permissionManager->userHasRight( $user, 'viewmyprivateinfo' );
 389                 $canEditPrivateInfo = $this->permissionManager->userHasRight( $user, 'editmyprivateinfo' );
 390
 391                 // Actually changeable stuff
 392                 $defaultPreferences['realname'] = [
 393                         // (not really "private", but still shouldn't be edited without permission)
 394                         'type' => $canEditPrivateInfo && $this->authManager->allowsPropertyChange( 'realname' )
 395                                 ? 'text' : 'info',
 396                         'default' => $user->getRealName(),
 397                         'section' => 'personal/info',
 398                         'label-message' => 'yourrealname',
 399                         'help-message' => 'prefs-help-realname',
 400                 ];
 401
 402                 if ( $canEditPrivateInfo && $this->authManager->allowsAuthenticationDataChange(
 403                         new PasswordAuthenticationRequest(), false )->isGood()
 404                 ) {
 405                         $defaultPreferences['password'] = [
 406                                 'type' => 'info',
 407                                 'raw' => true,
 408                                 'default' => (string)new \OOUI\ButtonWidget( [
 409                                         'href' => SpecialPage::getTitleFor( 'ChangePassword' )->getLinkURL( [
 410                                                 'returnto' => SpecialPage::getTitleFor( 'Preferences' )->getPrefixedText()
 411                                         ] ),
 412                                         'label' => $context->msg( 'prefs-resetpass' )->text(),
 413                                 ] ),
 414                                 'label-message' => 'yourpassword',
 415                                 'section' => 'personal/info',
 416                         ];
 417                 }
 418                 // Only show prefershttps if secure login is turned on
 419                 if ( $this->options->get( 'SecureLogin' ) && $canIPUseHTTPS ) {
 420                         $defaultPreferences['prefershttps'] = [
 421                                 'type' => 'toggle',
 422                                 'label-message' => 'tog-prefershttps',
 423                                 'help-message' => 'prefs-help-prefershttps',
 424                                 'section' => 'personal/info'
 425                         ];
 426                 }
 427
 428                 $languages = Language::fetchLanguageNames( null, 'mwfile' );
 429                 $languageCode = $this->options->get( 'LanguageCode' );
 430                 if ( !array_key_exists( $languageCode, $languages ) ) {
 431                         $languages[$languageCode] = $languageCode;
 432                         // Sort the array again
 433                         ksort( $languages );
 434                 }
 435
 436                 $options = [];
 437                 foreach ( $languages as $code => $name ) {
 438                         $display = LanguageCode::bcp47( $code ) . ' - ' . $name;
 439                         $options[$display] = $code;
 440                 }
 441                 $defaultPreferences['language'] = [
 442                         'type' => 'select',
 443                         'section' => 'personal/i18n',
 444                         'options' => $options,
 445                         'label-message' => 'yourlanguage',
 446                 ];
 447
 448                 $defaultPreferences['gender'] = [
 449                         'type' => 'radio',
 450                         'section' => 'personal/i18n',
 451                         'options' => [
 452                                 $context->msg( 'parentheses' )
 453                                         ->params( $context->msg( 'gender-unknown' )->plain() )
 454                                         ->escaped() => 'unknown',
 455                                 $context->msg( 'gender-female' )->escaped() => 'female',
 456                                 $context->msg( 'gender-male' )->escaped() => 'male',
 457                         ],
 458                         'label-message' => 'yourgender',
 459                         'help-message' => 'prefs-help-gender',
 460                 ];
 461
 462                 // see if there are multiple language variants to choose from
 463                 if ( !$this->options->get( 'DisableLangConversion' ) ) {
 464                         foreach ( LanguageConverter::$languagesWithVariants as $langCode ) {
 465                                 if ( $langCode == $this->contLang->getCode() ) {
 466                                         if ( !$this->contLang->hasVariants() ) {
 467                                                 continue;
 468                                         }
 469
 470                                         $variants = $this->contLang->getVariants();
 471                                         $variantArray = [];
 472                                         foreach ( $variants as $v ) {
 473                                                 $v = str_replace( '_', '-', strtolower( $v ) );
 474                                                 $variantArray[$v] = $lang->getVariantname( $v, false );
 475                                         }
 476
 477                                         $options = [];
 478                                         foreach ( $variantArray as $code => $name ) {
 479                                                 $display = LanguageCode::bcp47( $code ) . ' - ' . $name;
 480                                                 $options[$display] = $code;
 481                                         }
 482
 483                                         $defaultPreferences['variant'] = [
 484                                                 'label-message' => 'yourvariant',
 485                                                 'type' => 'select',
 486                                                 'options' => $options,
 487                                                 'section' => 'personal/i18n',
 488                                                 'help-message' => 'prefs-help-variant',
 489                                         ];
 490                                 } else {
 491                                         $defaultPreferences["variant-$langCode"] = [
 492                                                 'type' => 'api',
 493                                         ];
 494                                 }
 495                         }
 496                 }
 497
 498                 // show a preview of the old signature first
 499                 $oldsigWikiText = MediaWikiServices::getInstance()->getParser()->preSaveTransform(
 500                         '~~~',
 501                         $context->getTitle(),
 502                         $user,
 503                         ParserOptions::newFromContext( $context )
 504                 );
 505                 $oldsigHTML = Parser::stripOuterParagraph(
 506                         $context->getOutput()->parseAsContent( $oldsigWikiText )
 507                 );
 508                 $defaultPreferences['oldsig'] = [
 509                         'type' => 'info',
 510                         'raw' => true,
 511                         'label-message' => 'tog-oldsig',
 512                         'default' => $oldsigHTML,
 513                         'section' => 'personal/signature',
 514                 ];
 515                 $defaultPreferences['nickname'] = [
 516                         'type' => $this->authManager->allowsPropertyChange( 'nickname' ) ? 'text' : 'info',
 517                         'maxlength' => $this->options->get( 'MaxSigChars' ),
 518                         'label-message' => 'yournick',
 519                         'validation-callback' => function ( $signature, $alldata, HTMLForm $form ) {
 520                                 return $this->validateSignature( $signature, $alldata, $form );
 521                         },
 522                         'section' => 'personal/signature',
 523                         'filter-callback' => function ( $signature, array $alldata, HTMLForm $form ) {
 524                                 return $this->cleanSignature( $signature, $alldata, $form );
 525                         },
 526                 ];
 527                 $defaultPreferences['fancysig'] = [
 528                         'type' => 'toggle',
 529                         'label-message' => 'tog-fancysig',
 530                         // show general help about signature at the bottom of the section
 531                         'help-message' => 'prefs-help-signature',
 532                         'section' => 'personal/signature'
 533                 ];
 534
 535                 # # Email stuff
 536
 537                 if ( $this->options->get( 'EnableEmail' ) ) {
 538                         if ( $canViewPrivateInfo ) {
 539                                 $helpMessages = [];
 540                                 $helpMessages[] = $this->options->get( 'EmailConfirmToEdit' )
 541                                                 ? 'prefs-help-email-required'
 542                                                 : 'prefs-help-email';
 543
 544                                 if ( $this->options->get( 'EnableUserEmail' ) ) {
 545                                         // additional messages when users can send email to each other
 546                                         $helpMessages[] = 'prefs-help-email-others';
 547                                 }
 548
 549                                 $emailAddress = $user->getEmail() ? htmlspecialchars( $user->getEmail() ) : '';
 550                                 if ( $canEditPrivateInfo && $this->authManager->allowsPropertyChange( 'emailaddress' ) ) {
 551                                         $button = new \OOUI\ButtonWidget( [
 552                                                 'href' => SpecialPage::getTitleFor( 'ChangeEmail' )->getLinkURL( [
 553                                                         'returnto' => SpecialPage::getTitleFor( 'Preferences' )->getPrefixedText()
 554                                                 ] ),
 555                                                 'label' =>
 556                                                         $context->msg( $user->getEmail() ? 'prefs-changeemail' : 'prefs-setemail' )->text(),
 557                                         ] );
 558
 559                                         $emailAddress .= $emailAddress == '' ? $button : ( '<br />' . $button );
 560                                 }
 561
 562                                 $defaultPreferences['emailaddress'] = [
 563                                         'type' => 'info',
 564                                         'raw' => true,
 565                                         'default' => $emailAddress,
 566                                         'label-message' => 'youremail',
 567                                         'section' => 'personal/email',
 568                                         'help-messages' => $helpMessages,
 569                                         # 'cssclass' chosen below
 570                                 ];
 571                         }
 572
 573                         $disableEmailPrefs = false;
 574
 575                         if ( $this->options->get( 'EmailAuthentication' ) ) {
 576                                 $emailauthenticationclass = 'mw-email-not-authenticated';
 577                                 if ( $user->getEmail() ) {
 578                                         if ( $user->getEmailAuthenticationTimestamp() ) {
 579                                                 // date and time are separate parameters to facilitate localisation.
 580                                                 // $time is kept for backward compat reasons.
 581                                                 // 'emailauthenticated' is also used in SpecialConfirmemail.php
 582                                                 $displayUser = $context->getUser();
 583                                                 $emailTimestamp = $user->getEmailAuthenticationTimestamp();
 584                                                 $time = $lang->userTimeAndDate( $emailTimestamp, $displayUser );
 585                                                 $d = $lang->userDate( $emailTimestamp, $displayUser );
 586                                                 $t = $lang->userTime( $emailTimestamp, $displayUser );
 587                                                 $emailauthenticated = $context->msg( 'emailauthenticated',
 588                                                         $time, $d, $t )->parse() . '<br />';
 589                                                 $disableEmailPrefs = false;
 590                                                 $emailauthenticationclass = 'mw-email-authenticated';
 591                                         } else {
 592                                                 $disableEmailPrefs = true;
 593                                                 $emailauthenticated = $context->msg( 'emailnotauthenticated' )->parse() . '<br />' .
 594                                                         new \OOUI\ButtonWidget( [
 595                                                                 'href' => SpecialPage::getTitleFor( 'Confirmemail' )->getLinkURL(),
 596                                                                 'label' => $context->msg( 'emailconfirmlink' )->text(),
 597                                                         ] );
 598                                                 $emailauthenticationclass = "mw-email-not-authenticated";
 599                                         }
 600                                 } else {
 601                                         $disableEmailPrefs = true;
 602                                         $emailauthenticated = $context->msg( 'noemailprefs' )->escaped();
 603                                         $emailauthenticationclass = 'mw-email-none';
 604                                 }
 605
 606                                 if ( $canViewPrivateInfo ) {
 607                                         $defaultPreferences['emailauthentication'] = [
 608                                                 'type' => 'info',
 609                                                 'raw' => true,
 610                                                 'section' => 'personal/email',
 611                                                 'label-message' => 'prefs-emailconfirm-label',
 612                                                 'default' => $emailauthenticated,
 613                                                 # Apply the same CSS class used on the input to the message:
 614                                                 'cssclass' => $emailauthenticationclass,
 615                                         ];
 616                                 }
 617                         }
 618
 619                         if ( $this->options->get( 'AllowRequiringEmailForResets' ) ) {
 620                                 $defaultPreferences['requireemail'] = [
 621                                         'type' => 'toggle',
 622                                         'label-message' => 'tog-requireemail',
 623                                         'help-message' => 'prefs-help-requireemail',
 624                                         'section' => 'personal/email',
 625                                         'disabled' => $disableEmailPrefs,
 626                                 ];
 627                         }
 628
 629                         if ( $this->options->get( 'EnableUserEmail' ) &&
 630                                 $this->permissionManager->userHasRight( $user, 'sendemail' )
 631                         ) {
 632                                 $defaultPreferences['disablemail'] = [
 633                                         'id' => 'wpAllowEmail',
 634                                         'type' => 'toggle',
 635                                         'invert' => true,
 636                                         'section' => 'personal/email',
 637                                         'label-message' => 'allowemail',
 638                                         'disabled' => $disableEmailPrefs,
 639                                 ];
 640
 641                                 $defaultPreferences['email-allow-new-users'] = [
 642                                         'id' => 'wpAllowEmailFromNewUsers',
 643                                         'type' => 'toggle',
 644                                         'section' => 'personal/email',
 645                                         'label-message' => 'email-allow-new-users-label',
 646                                         'disabled' => $disableEmailPrefs,
 647                                 ];
 648
 649                                 $defaultPreferences['ccmeonemails'] = [
 650                                         'type' => 'toggle',
 651                                         'section' => 'personal/email',
 652                                         'label-message' => 'tog-ccmeonemails',
 653                                         'disabled' => $disableEmailPrefs,
 654                                 ];
 655
 656                                 if ( $this->options->get( 'EnableUserEmailBlacklist' ) ) {
 657                                         $defaultPreferences['email-blacklist'] = [
 658                                                 'type' => 'usersmultiselect',
 659                                                 'label-message' => 'email-blacklist-label',
 660                                                 'section' => 'personal/email',
 661                                                 'disabled' => $disableEmailPrefs,
 662                                                 'filter' => MultiUsernameFilter::class,
 663                                         ];
 664                                 }
 665                         }
 666
 667                         if ( $this->options->get( 'EnotifWatchlist' ) ) {
 668                                 $defaultPreferences['enotifwatchlistpages'] = [
 669                                         'type' => 'toggle',
 670                                         'section' => 'personal/email',
 671                                         'label-message' => 'tog-enotifwatchlistpages',
 672                                         'disabled' => $disableEmailPrefs,
 673                                 ];
 674                         }
 675                         if ( $this->options->get( 'EnotifUserTalk' ) ) {
 676                                 $defaultPreferences['enotifusertalkpages'] = [
 677                                         'type' => 'toggle',
 678                                         'section' => 'personal/email',
 679                                         'label-message' => 'tog-enotifusertalkpages',
 680                                         'disabled' => $disableEmailPrefs,
 681                                 ];
 682                         }
 683                         if ( $this->options->get( 'EnotifUserTalk' ) ||
 684                         $this->options->get( 'EnotifWatchlist' ) ) {
 685                                 if ( $this->options->get( 'EnotifMinorEdits' ) ) {
 686                                         $defaultPreferences['enotifminoredits'] = [
 687                                                 'type' => 'toggle',
 688                                                 'section' => 'personal/email',
 689                                                 'label-message' => 'tog-enotifminoredits',
 690                                                 'disabled' => $disableEmailPrefs,
 691                                         ];
 692                                 }
 693
 694                                 if ( $this->options->get( 'EnotifRevealEditorAddress' ) ) {
 695                                         $defaultPreferences['enotifrevealaddr'] = [
 696                                                 'type' => 'toggle',
 697                                                 'section' => 'personal/email',
 698                                                 'label-message' => 'tog-enotifrevealaddr',
 699                                                 'disabled' => $disableEmailPrefs,
 700                                         ];
 701                                 }
 702                         }
 703                 }
 704         }
 705
 706         /**
 707          * @param User $user
 708          * @param IContextSource $context
 709          * @param array &$defaultPreferences
 710          * @return void
 711          */
 712         protected function skinPreferences( User $user, IContextSource $context, &$defaultPreferences ) {
 713                 # # Skin #####################################
 714
 715                 // Skin selector, if there is at least one valid skin
 716                 $skinOptions = $this->generateSkinOptions( $user, $context );
 717                 if ( $skinOptions ) {
 718                         $defaultPreferences['skin'] = [
 719                                 'type' => 'radio',
 720                                 'options' => $skinOptions,
 721                                 'section' => 'rendering/skin',
 722                         ];
 723                 }
 724
 725                 $allowUserCss = $this->options->get( 'AllowUserCss' );
 726                 $allowUserJs = $this->options->get( 'AllowUserJs' );
 727                 # Create links to user CSS/JS pages for all skins
 728                 # This code is basically copied from generateSkinOptions().  It'd
 729                 # be nice to somehow merge this back in there to avoid redundancy.
 730                 if ( $allowUserCss || $allowUserJs ) {
 731                         $linkTools = [];
 732                         $userName = $user->getName();
 733
 734                         if ( $allowUserCss ) {
 735                                 $cssPage = Title::makeTitleSafe( NS_USER, $userName . '/common.css' );
 736                                 $cssLinkText = $context->msg( 'prefs-custom-css' )->text();
 737                                 $linkTools[] = $this->linkRenderer->makeLink( $cssPage, $cssLinkText );
 738                         }
 739
 740                         if ( $allowUserJs ) {
 741                                 $jsPage = Title::makeTitleSafe( NS_USER, $userName . '/common.js' );
 742                                 $jsLinkText = $context->msg( 'prefs-custom-js' )->text();
 743                                 $linkTools[] = $this->linkRenderer->makeLink( $jsPage, $jsLinkText );
 744                         }
 745
 746                         $defaultPreferences['commoncssjs'] = [
 747                                 'type' => 'info',
 748                                 'raw' => true,
 749                                 'default' => $context->getLanguage()->pipeList( $linkTools ),
 750                                 'label-message' => 'prefs-common-config',
 751                                 'section' => 'rendering/skin',
 752                         ];
 753                 }
 754         }
 755
 756         /**
 757          * @param IContextSource $context
 758          * @param array &$defaultPreferences
 759          */
 760         protected function filesPreferences( IContextSource $context, &$defaultPreferences ) {
 761                 # # Files #####################################
 762                 $defaultPreferences['imagesize'] = [
 763                         'type' => 'select',
 764                         'options' => $this->getImageSizes( $context ),
 765                         'label-message' => 'imagemaxsize',
 766                         'section' => 'rendering/files',
 767                 ];
 768                 $defaultPreferences['thumbsize'] = [
 769                         'type' => 'select',
 770                         'options' => $this->getThumbSizes( $context ),
 771                         'label-message' => 'thumbsize',
 772                         'section' => 'rendering/files',
 773                 ];
 774         }
 775
 776         /**
 777          * @param User $user
 778          * @param IContextSource $context
 779          * @param array &$defaultPreferences
 780          * @return void
 781          */
 782         protected function datetimePreferences( $user, IContextSource $context, &$defaultPreferences ) {
 783                 # # Date and time #####################################
 784                 $dateOptions = $this->getDateOptions( $context );
 785                 if ( $dateOptions ) {
 786                         $defaultPreferences['date'] = [
 787                                 'type' => 'radio',
 788                                 'options' => $dateOptions,
 789                                 'section' => 'rendering/dateformat',
 790                         ];
 791                 }
 792
 793                 // Info
 794                 $now = wfTimestampNow();
 795                 $lang = $context->getLanguage();
 796                 $nowlocal = Xml::element( 'span', [ 'id' => 'wpLocalTime' ],
 797                         $lang->userTime( $now, $user ) );
 798                 $nowserver = $lang->userTime( $now, $user,
 799                                 [ 'format' => false, 'timecorrection' => false ] ) .
 800                         Html::hidden( 'wpServerTime', (int)substr( $now, 8, 2 ) * 60 + (int)substr( $now, 10, 2 ) );
 801
 802                 $defaultPreferences['nowserver'] = [
 803                         'type' => 'info',
 804                         'raw' => 1,
 805                         'label-message' => 'servertime',
 806                         'default' => $nowserver,
 807                         'section' => 'rendering/timeoffset',
 808                 ];
 809
 810                 $defaultPreferences['nowlocal'] = [
 811                         'type' => 'info',
 812                         'raw' => 1,
 813                         'label-message' => 'localtime',
 814                         'default' => $nowlocal,
 815                         'section' => 'rendering/timeoffset',
 816                 ];
 817
 818                 // Grab existing pref.
 819                 $tzOffset = $user->getOption( 'timecorrection' );
 820                 $tz = explode( '|', $tzOffset, 3 );
 821
 822                 $tzOptions = $this->getTimezoneOptions( $context );
 823
 824                 $tzSetting = $tzOffset;
 825                 if ( count( $tz ) > 1 && $tz[0] == 'ZoneInfo' &&
 826                         !in_array( $tzOffset, HTMLFormField::flattenOptions( $tzOptions ) )
 827                 ) {
 828                         // Timezone offset can vary with DST
 829                         try {
 830                                 $userTZ = new DateTimeZone( $tz[2] );
 831                                 $minDiff = floor( $userTZ->getOffset( new DateTime( 'now' ) ) / 60 );
 832                                 $tzSetting = "ZoneInfo|$minDiff|{$tz[2]}";
 833                         } catch ( Exception $e ) {
 834                                 // User has an invalid time zone set. Fall back to just using the offset
 835                                 $tz[0] = 'Offset';
 836                         }
 837                 }
 838                 if ( count( $tz ) > 1 && $tz[0] == 'Offset' ) {
 839                         $minDiff = $tz[1];
 840                         $tzSetting = sprintf( '%+03d:%02d', floor( $minDiff / 60 ), abs( $minDiff ) % 60 );
 841                 }
 842
 843                 $defaultPreferences['timecorrection'] = [
 844                         'class' => \HTMLSelectOrOtherField::class,
 845                         'label-message' => 'timezonelegend',
 846                         'options' => $tzOptions,
 847                         'default' => $tzSetting,
 848                         'size' => 20,
 849                         'section' => 'rendering/timeoffset',
 850                         'id' => 'wpTimeCorrection',
 851                         'filter' => TimezoneFilter::class,
 852                         'placeholder-message' => 'timezone-useoffset-placeholder',
 853                 ];
 854         }
 855
 856         /**
 857          * @param User $user
 858          * @param MessageLocalizer $l10n
 859          * @param array &$defaultPreferences
 860          */
 861         protected function renderingPreferences(
 862                 User $user,
 863                 MessageLocalizer $l10n,
 864                 &$defaultPreferences
 865         ) {
 866                 # # Diffs ####################################
 867                 $defaultPreferences['diffonly'] = [
 868                         'type' => 'toggle',
 869                         'section' => 'rendering/diffs',
 870                         'label-message' => 'tog-diffonly',
 871                 ];
 872                 $defaultPreferences['norollbackdiff'] = [
 873                         'type' => 'toggle',
 874                         'section' => 'rendering/diffs',
 875                         'label-message' => 'tog-norollbackdiff',
 876                 ];
 877
 878                 # # Page Rendering ##############################
 879                 if ( $this->options->get( 'AllowUserCssPrefs' ) ) {
 880                         $defaultPreferences['underline'] = [
 881                                 'type' => 'select',
 882                                 'options' => [
 883                                         $l10n->msg( 'underline-never' )->text() => 0,
 884                                         $l10n->msg( 'underline-always' )->text() => 1,
 885                                         $l10n->msg( 'underline-default' )->text() => 2,
 886                                 ],
 887                                 'label-message' => 'tog-underline',
 888                                 'section' => 'rendering/advancedrendering',
 889                         ];
 890                 }
 891
 892                 $stubThresholdValues = [ 50, 100, 500, 1000, 2000, 5000, 10000 ];
 893                 $stubThresholdOptions = [ $l10n->msg( 'stub-threshold-disabled' )->text() => 0 ];
 894                 foreach ( $stubThresholdValues as $value ) {
 895                         $stubThresholdOptions[$l10n->msg( 'size-bytes', $value )->text()] = $value;
 896                 }
 897
 898                 $defaultPreferences['stubthreshold'] = [
 899                         'type' => 'select',
 900                         'section' => 'rendering/advancedrendering',
 901                         'options' => $stubThresholdOptions,
 902                         // This is not a raw HTML message; label-raw is needed for the manual <a></a>
 903                         'label-raw' => $l10n->msg( 'stub-threshold' )->rawParams(
 904                                 '<a class="stub">' .
 905                                 $l10n->msg( 'stub-threshold-sample-link' )->parse() .
 906                                 '</a>' )->parse(),
 907                 ];
 908
 909                 $defaultPreferences['showhiddencats'] = [
 910                         'type' => 'toggle',
 911                         'section' => 'rendering/advancedrendering',
 912                         'label-message' => 'tog-showhiddencats'
 913                 ];
 914
 915                 $defaultPreferences['numberheadings'] = [
 916                         'type' => 'toggle',
 917                         'section' => 'rendering/advancedrendering',
 918                         'label-message' => 'tog-numberheadings',
 919                 ];
 920
 921                 if ( $this->permissionManager->userHasRight( $user, 'rollback' ) ) {
 922                         $defaultPreferences['showrollbackconfirmation'] = [
 923                                 'type' => 'toggle',
 924                                 'section' => 'rendering/advancedrendering',
 925                                 'label-message' => 'tog-showrollbackconfirmation',
 926                         ];
 927                 }
 928         }
 929
 930         /**
 931          * @param User $user
 932          * @param MessageLocalizer $l10n
 933          * @param array &$defaultPreferences
 934          */
 935         protected function editingPreferences( User $user, MessageLocalizer $l10n, &$defaultPreferences ) {
 936                 # # Editing #####################################
 937                 $defaultPreferences['editsectiononrightclick'] = [
 938                         'type' => 'toggle',
 939                         'section' => 'editing/advancedediting',
 940                         'label-message' => 'tog-editsectiononrightclick',
 941                 ];
 942                 $defaultPreferences['editondblclick'] = [
 943                         'type' => 'toggle',
 944                         'section' => 'editing/advancedediting',
 945                         'label-message' => 'tog-editondblclick',
 946                 ];
 947
 948                 if ( $this->options->get( 'AllowUserCssPrefs' ) ) {
 949                         $defaultPreferences['editfont'] = [
 950                                 'type' => 'select',
 951                                 'section' => 'editing/editor',
 952                                 'label-message' => 'editfont-style',
 953                                 'options' => [
 954                                         $l10n->msg( 'editfont-monospace' )->text() => 'monospace',
 955                                         $l10n->msg( 'editfont-sansserif' )->text() => 'sans-serif',
 956                                         $l10n->msg( 'editfont-serif' )->text() => 'serif',
 957                                 ]
 958                         ];
 959                 }
 960
 961                 if ( $this->permissionManager->userHasRight( $user, 'minoredit' ) ) {
 962                         $defaultPreferences['minordefault'] = [
 963                                 'type' => 'toggle',
 964                                 'section' => 'editing/editor',
 965                                 'label-message' => 'tog-minordefault',
 966                         ];
 967                 }
 968
 969                 $defaultPreferences['forceeditsummary'] = [
 970                         'type' => 'toggle',
 971                         'section' => 'editing/editor',
 972                         'label-message' => 'tog-forceeditsummary',
 973                 ];
 974                 $defaultPreferences['useeditwarning'] = [
 975                         'type' => 'toggle',
 976                         'section' => 'editing/editor',
 977                         'label-message' => 'tog-useeditwarning',
 978                 ];
 979
 980                 $defaultPreferences['previewonfirst'] = [
 981                         'type' => 'toggle',
 982                         'section' => 'editing/preview',
 983                         'label-message' => 'tog-previewonfirst',
 984                 ];
 985                 $defaultPreferences['previewontop'] = [
 986                         'type' => 'toggle',
 987                         'section' => 'editing/preview',
 988                         'label-message' => 'tog-previewontop',
 989                 ];
 990                 $defaultPreferences['uselivepreview'] = [
 991                         'type' => 'toggle',
 992                         'section' => 'editing/preview',
 993                         'label-message' => 'tog-uselivepreview',
 994                 ];
 995         }
 996
 997         /**
 998          * @param User $user
 999          * @param MessageLocalizer $l10n
1000          * @param array &$defaultPreferences
1001          */
1002         protected function rcPreferences( User $user, MessageLocalizer $l10n, &$defaultPreferences ) {
1003                 $rcMaxAge = $this->options->get( 'RCMaxAge' );
1004                 # # RecentChanges #####################################
1005                 $defaultPreferences['rcdays'] = [
1006                         'type' => 'float',
1007                         'label-message' => 'recentchangesdays',
1008                         'section' => 'rc/displayrc',
1009                         'min' => 1 / 24,
1010                         'max' => ceil( $rcMaxAge / ( 3600 * 24 ) ),
1011                         'help' => $l10n->msg( 'recentchangesdays-max' )->numParams(
1012                                 ceil( $rcMaxAge / ( 3600 * 24 ) ) )->escaped()
1013                 ];
1014                 $defaultPreferences['rclimit'] = [
1015                         'type' => 'int',
1016                         'min' => 1,
1017                         'max' => 1000,
1018                         'label-message' => 'recentchangescount',
1019                         'help-message' => 'prefs-help-recentchangescount',
1020                         'section' => 'rc/displayrc',
1021                         'filter' => IntvalFilter::class,
1022                 ];
1023                 $defaultPreferences['usenewrc'] = [
1024                         'type' => 'toggle',
1025                         'label-message' => 'tog-usenewrc',
1026                         'section' => 'rc/advancedrc',
1027                 ];
1028                 $defaultPreferences['hideminor'] = [
1029                         'type' => 'toggle',
1030                         'label-message' => 'tog-hideminor',
1031                         'section' => 'rc/changesrc',
1032                 ];
1033                 $defaultPreferences['rcfilters-rc-collapsed'] = [
1034                         'type' => 'api',
1035                 ];
1036                 $defaultPreferences['rcfilters-wl-collapsed'] = [
1037                         'type' => 'api',
1038                 ];
1039                 $defaultPreferences['rcfilters-saved-queries'] = [
1040                         'type' => 'api',
1041                 ];
1042                 $defaultPreferences['rcfilters-wl-saved-queries'] = [
1043                         'type' => 'api',
1044                 ];
1045                 // Override RCFilters preferences for RecentChanges 'limit'
1046                 $defaultPreferences['rcfilters-limit'] = [
1047                         'type' => 'api',
1048                 ];
1049                 $defaultPreferences['rcfilters-saved-queries-versionbackup'] = [
1050                         'type' => 'api',
1051                 ];
1052                 $defaultPreferences['rcfilters-wl-saved-queries-versionbackup'] = [
1053                         'type' => 'api',
1054                 ];
1055
1056                 if ( $this->options->get( 'RCWatchCategoryMembership' ) ) {
1057                         $defaultPreferences['hidecategorization'] = [
1058                                 'type' => 'toggle',
1059                                 'label-message' => 'tog-hidecategorization',
1060                                 'section' => 'rc/changesrc',
1061                         ];
1062                 }
1063
1064                 if ( $user->useRCPatrol() ) {
1065                         $defaultPreferences['hidepatrolled'] = [
1066                                 'type' => 'toggle',
1067                                 'section' => 'rc/changesrc',
1068                                 'label-message' => 'tog-hidepatrolled',
1069                         ];
1070                 }
1071
1072                 if ( $user->useNPPatrol() ) {
1073                         $defaultPreferences['newpageshidepatrolled'] = [
1074                                 'type' => 'toggle',
1075                                 'section' => 'rc/changesrc',
1076                                 'label-message' => 'tog-newpageshidepatrolled',
1077                         ];
1078                 }
1079
1080                 if ( $this->options->get( 'RCShowWatchingUsers' ) ) {
1081                         $defaultPreferences['shownumberswatching'] = [
1082                                 'type' => 'toggle',
1083                                 'section' => 'rc/advancedrc',
1084                                 'label-message' => 'tog-shownumberswatching',
1085                         ];
1086                 }
1087
1088                 $defaultPreferences['rcenhancedfilters-disable'] = [
1089                         'type' => 'toggle',
1090                         'section' => 'rc/advancedrc',
1091                         'label-message' => 'rcfilters-preference-label',
1092                         'help-message' => 'rcfilters-preference-help',
1093                 ];
1094         }
1095
1096         /**
1097          * @param User $user
1098          * @param IContextSource $context
1099          * @param array &$defaultPreferences
1100          */
1101         protected function watchlistPreferences(
1102                 User $user, IContextSource $context, &$defaultPreferences
1103         ) {
1104                 $watchlistdaysMax = ceil( $this->options->get( 'RCMaxAge' ) / ( 3600 * 24 ) );
1105
1106                 # # Watchlist #####################################
1107                 if ( $this->permissionManager->userHasRight( $user, 'editmywatchlist' ) ) {
1108                         $editWatchlistLinks = '';
1109                         $editWatchlistModes = [
1110                                 'edit' => [ 'subpage' => false, 'flags' => [] ],
1111                                 'raw' => [ 'subpage' => 'raw', 'flags' => [] ],
1112                                 'clear' => [ 'subpage' => 'clear', 'flags' => [ 'destructive' ] ],
1113                         ];
1114                         foreach ( $editWatchlistModes as $mode => $options ) {
1115                                 // Messages: prefs-editwatchlist-edit, prefs-editwatchlist-raw, prefs-editwatchlist-clear
1116                                 $editWatchlistLinks .=
1117                                         new \OOUI\ButtonWidget( [
1118                                                 'href' => SpecialPage::getTitleFor( 'EditWatchlist', $options['subpage'] )->getLinkURL(),
1119                                                 'flags' => $options[ 'flags' ],
1120                                                 'label' => new \OOUI\HtmlSnippet(
1121                                                         $context->msg( "prefs-editwatchlist-{$mode}" )->parse()
1122                                                 ),
1123                                         ] );
1124                         }
1125
1126                         $defaultPreferences['editwatchlist'] = [
1127                                 'type' => 'info',
1128                                 'raw' => true,
1129                                 'default' => $editWatchlistLinks,
1130                                 'label-message' => 'prefs-editwatchlist-label',
1131                                 'section' => 'watchlist/editwatchlist',
1132                         ];
1133                 }
1134
1135                 $defaultPreferences['watchlistdays'] = [
1136                         'type' => 'float',
1137                         'min' => 1 / 24,
1138                         'max' => $watchlistdaysMax,
1139                         'section' => 'watchlist/displaywatchlist',
1140                         'help' => $context->msg( 'prefs-watchlist-days-max' )->numParams(
1141                                 $watchlistdaysMax )->escaped(),
1142                         'label-message' => 'prefs-watchlist-days',
1143                 ];
1144                 $defaultPreferences['wllimit'] = [
1145                         'type' => 'int',
1146                         'min' => 1,
1147                         'max' => 1000,
1148                         'label-message' => 'prefs-watchlist-edits',
1149                         'help' => $context->msg( 'prefs-watchlist-edits-max' )->escaped(),
1150                         'section' => 'watchlist/displaywatchlist',
1151                         'filter' => IntvalFilter::class,
1152                 ];
1153                 $defaultPreferences['extendwatchlist'] = [
1154                         'type' => 'toggle',
1155                         'section' => 'watchlist/advancedwatchlist',
1156                         'label-message' => 'tog-extendwatchlist',
1157                 ];
1158                 $defaultPreferences['watchlisthideminor'] = [
1159                         'type' => 'toggle',
1160                         'section' => 'watchlist/changeswatchlist',
1161                         'label-message' => 'tog-watchlisthideminor',
1162                 ];
1163                 $defaultPreferences['watchlisthidebots'] = [
1164                         'type' => 'toggle',
1165                         'section' => 'watchlist/changeswatchlist',
1166                         'label-message' => 'tog-watchlisthidebots',
1167                 ];
1168                 $defaultPreferences['watchlisthideown'] = [
1169                         'type' => 'toggle',
1170                         'section' => 'watchlist/changeswatchlist',
1171                         'label-message' => 'tog-watchlisthideown',
1172                 ];
1173                 $defaultPreferences['watchlisthideanons'] = [
1174                         'type' => 'toggle',
1175                         'section' => 'watchlist/changeswatchlist',
1176                         'label-message' => 'tog-watchlisthideanons',
1177                 ];
1178                 $defaultPreferences['watchlisthideliu'] = [
1179                         'type' => 'toggle',
1180                         'section' => 'watchlist/changeswatchlist',
1181                         'label-message' => 'tog-watchlisthideliu',
1182                 ];
1183
1184                 if ( !\SpecialWatchlist::checkStructuredFilterUiEnabled( $user ) ) {
1185                         $defaultPreferences['watchlistreloadautomatically'] = [
1186                                 'type' => 'toggle',
1187                                 'section' => 'watchlist/advancedwatchlist',
1188                                 'label-message' => 'tog-watchlistreloadautomatically',
1189                         ];
1190                 }
1191
1192                 $defaultPreferences['watchlistunwatchlinks'] = [
1193                         'type' => 'toggle',
1194                         'section' => 'watchlist/advancedwatchlist',
1195                         'label-message' => 'tog-watchlistunwatchlinks',
1196                 ];
1197
1198                 if ( $this->options->get( 'RCWatchCategoryMembership' ) ) {
1199                         $defaultPreferences['watchlisthidecategorization'] = [
1200                                 'type' => 'toggle',
1201                                 'section' => 'watchlist/changeswatchlist',
1202                                 'label-message' => 'tog-watchlisthidecategorization',
1203                         ];
1204                 }
1205
1206                 if ( $user->useRCPatrol() ) {
1207                         $defaultPreferences['watchlisthidepatrolled'] = [
1208                                 'type' => 'toggle',
1209                                 'section' => 'watchlist/changeswatchlist',
1210                                 'label-message' => 'tog-watchlisthidepatrolled',
1211                         ];
1212                 }
1213
1214                 $watchTypes = [
1215                         'edit' => 'watchdefault',
1216                         'move' => 'watchmoves',
1217                         'delete' => 'watchdeletion'
1218                 ];
1219
1220                 // Kinda hacky
1221                 if ( $this->permissionManager->userHasAnyRight( $user, 'createpage', 'createtalk' ) ) {
1222                         $watchTypes['read'] = 'watchcreations';
1223                 }
1224
1225                 if ( $this->permissionManager->userHasRight( $user, 'rollback' ) ) {
1226                         $watchTypes['rollback'] = 'watchrollback';
1227                 }
1228
1229                 if ( $this->permissionManager->userHasRight( $user, 'upload' ) ) {
1230                         $watchTypes['upload'] = 'watchuploads';
1231                 }
1232
1233                 foreach ( $watchTypes as $action => $pref ) {
1234                         if ( $this->permissionManager->userHasRight( $user, $action ) ) {
1235                                 // Messages:
1236                                 // tog-watchdefault, tog-watchmoves, tog-watchdeletion, tog-watchcreations, tog-watchuploads
1237                                 // tog-watchrollback
1238                                 $defaultPreferences[$pref] = [
1239                                         'type' => 'toggle',
1240                                         'section' => 'watchlist/pageswatchlist',
1241                                         'label-message' => "tog-$pref",
1242                                 ];
1243                         }
1244                 }
1245
1246                 $defaultPreferences['watchlisttoken'] = [
1247                         'type' => 'api',
1248                 ];
1249
1250                 $tokenButton = new \OOUI\ButtonWidget( [
1251                         'href' => SpecialPage::getTitleFor( 'ResetTokens' )->getLinkURL( [
1252                                 'returnto' => SpecialPage::getTitleFor( 'Preferences' )->getPrefixedText()
1253                         ] ),
1254                         'label' => $context->msg( 'prefs-watchlist-managetokens' )->text(),
1255                 ] );
1256                 $defaultPreferences['watchlisttoken-info'] = [
1257                         'type' => 'info',
1258                         'section' => 'watchlist/tokenwatchlist',
1259                         'label-message' => 'prefs-watchlist-token',
1260                         'help-message' => 'prefs-help-tokenmanagement',
1261                         'raw' => true,
1262                         'default' => (string)$tokenButton,
1263                 ];
1264
1265                 $defaultPreferences['wlenhancedfilters-disable'] = [
1266                         'type' => 'toggle',
1267                         'section' => 'watchlist/advancedwatchlist',
1268                         'label-message' => 'rcfilters-watchlist-preference-label',
1269                         'help-message' => 'rcfilters-watchlist-preference-help',
1270                 ];
1271         }
1272
1273         /**
1274          * @param array &$defaultPreferences
1275          */
1276         protected function searchPreferences( &$defaultPreferences ) {
1277                 foreach ( $this->nsInfo->getValidNamespaces() as $n ) {
1278                         $defaultPreferences['searchNs' . $n] = [
1279                                 'type' => 'api',
1280                         ];
1281                 }
1282         }
1283
1284         /**
1285          * @param User $user The User object
1286          * @param IContextSource $context
1287          * @return array Text/links to display as key; $skinkey as value
1288          */
1289         protected function generateSkinOptions( User $user, IContextSource $context ) {
1290                 $ret = [];
1291
1292                 $mptitle = Title::newMainPage();
1293                 $previewtext = $context->msg( 'skin-preview' )->escaped();
1294
1295                 # Only show skins that aren't disabled in $wgSkipSkins
1296                 $validSkinNames = Skin::getAllowedSkins();
1297                 $allInstalledSkins = Skin::getSkinNames();
1298
1299                 // Display the installed skin the user has specifically requested via useskin=….
1300                 $useSkin = $context->getRequest()->getRawVal( 'useskin' );
1301                 if ( isset( $allInstalledSkins[$useSkin] )
1302                         && $context->msg( "skinname-$useSkin" )->exists()
1303                 ) {
1304                         $validSkinNames[$useSkin] = $useSkin;
1305                 }
1306
1307                 // Display the skin if the user has set it as a preference already before it was hidden.
1308                 $currentUserSkin = $user->getOption( 'skin' );
1309                 if ( isset( $allInstalledSkins[$currentUserSkin] )
1310                         && $context->msg( "skinname-$currentUserSkin" )->exists()
1311                 ) {
1312                         $validSkinNames[$currentUserSkin] = $currentUserSkin;
1313                 }
1314
1315                 foreach ( $validSkinNames as $skinkey => &$skinname ) {
1316                         $msg = $context->msg( "skinname-{$skinkey}" );
1317                         if ( $msg->exists() ) {
1318                                 $skinname = htmlspecialchars( $msg->text() );
1319                         }
1320                 }
1321
1322                 $defaultSkin = $this->options->get( 'DefaultSkin' );
1323                 $allowUserCss = $this->options->get( 'AllowUserCss' );
1324                 $allowUserJs = $this->options->get( 'AllowUserJs' );
1325
1326                 # Sort by the internal name, so that the ordering is the same for each display language,
1327                 # especially if some skin names are translated to use a different alphabet and some are not.
1328                 uksort( $validSkinNames, function ( $a, $b ) use ( $defaultSkin ) {
1329                         # Display the default first in the list by comparing it as lesser than any other.
1330                         if ( strcasecmp( $a, $defaultSkin ) === 0 ) {
1331                                 return -1;
1332                         }
1333                         if ( strcasecmp( $b, $defaultSkin ) === 0 ) {
1334                                 return 1;
1335                         }
1336                         return strcasecmp( $a, $b );
1337                 } );
1338
1339                 $foundDefault = false;
1340                 foreach ( $validSkinNames as $skinkey => $sn ) {
1341                         $linkTools = [];
1342
1343                         # Mark the default skin
1344                         if ( strcasecmp( $skinkey, $defaultSkin ) === 0 ) {
1345                                 $linkTools[] = $context->msg( 'default' )->escaped();
1346                                 $foundDefault = true;
1347                         }
1348
1349                         # Create preview link
1350                         $mplink = htmlspecialchars( $mptitle->getLocalURL( [ 'useskin' => $skinkey ] ) );
1351                         $linkTools[] = "<a target='_blank' href=\"$mplink\">$previewtext</a>";
1352
1353                         # Create links to user CSS/JS pages
1354                         if ( $allowUserCss ) {
1355                                 $cssPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.css' );
1356                                 $cssLinkText = $context->msg( 'prefs-custom-css' )->text();
1357                                 $linkTools[] = $this->linkRenderer->makeLink( $cssPage, $cssLinkText );
1358                         }
1359
1360                         if ( $allowUserJs ) {
1361                                 $jsPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.js' );
1362                                 $jsLinkText = $context->msg( 'prefs-custom-js' )->text();
1363                                 $linkTools[] = $this->linkRenderer->makeLink( $jsPage, $jsLinkText );
1364                         }
1365
1366                         $display = $sn . ' ' . $context->msg( 'parentheses' )
1367                                 ->rawParams( $context->getLanguage()->pipeList( $linkTools ) )
1368                                 ->escaped();
1369                         $ret[$display] = $skinkey;
1370                 }
1371
1372                 if ( !$foundDefault ) {
1373                         // If the default skin is not available, things are going to break horribly because the
1374                         // default value for skin selector will not be a valid value. Let's just not show it then.
1375                         return [];
1376                 }
1377
1378                 return $ret;
1379         }
1380
1381         /**
1382          * @param IContextSource $context
1383          * @return array
1384          */
1385         protected function getDateOptions( IContextSource $context ) {
1386                 $lang = $context->getLanguage();
1387                 $dateopts = $lang->getDatePreferences();
1388
1389                 $ret = [];
1390
1391                 if ( $dateopts ) {
1392                         if ( !in_array( 'default', $dateopts ) ) {
1393                                 $dateopts[] = 'default'; // Make sure default is always valid T21237
1394                         }
1395
1396                         // FIXME KLUGE: site default might not be valid for user language
1397                         global $wgDefaultUserOptions;
1398                         if ( !in_array( $wgDefaultUserOptions['date'], $dateopts ) ) {
1399                                 $wgDefaultUserOptions['date'] = 'default';
1400                         }
1401
1402                         $epoch = wfTimestampNow();
1403                         foreach ( $dateopts as $key ) {
1404                                 if ( $key == 'default' ) {
1405                                         $formatted = $context->msg( 'datedefault' )->escaped();
1406                                 } else {
1407                                         $formatted = htmlspecialchars( $lang->timeanddate( $epoch, false, $key ) );
1408                                 }
1409                                 $ret[$formatted] = $key;
1410                         }
1411                 }
1412                 return $ret;
1413         }
1414
1415         /**
1416          * @param MessageLocalizer $l10n
1417          * @return array
1418          */
1419         protected function getImageSizes( MessageLocalizer $l10n ) {
1420                 $ret = [];
1421                 $pixels = $l10n->msg( 'unit-pixel' )->text();
1422
1423                 foreach ( $this->options->get( 'ImageLimits' ) as $index => $limits ) {
1424                         // Note: A left-to-right marker (U+200E) is inserted, see T144386
1425                         $display = "{$limits[0]}\u{200E}×{$limits[1]}$pixels";
1426                         $ret[$display] = $index;
1427                 }
1428
1429                 return $ret;
1430         }
1431
1432         /**
1433          * @param MessageLocalizer $l10n
1434          * @return array
1435          */
1436         protected function getThumbSizes( MessageLocalizer $l10n ) {
1437                 $ret = [];
1438                 $pixels = $l10n->msg( 'unit-pixel' )->text();
1439
1440                 foreach ( $this->options->get( 'ThumbLimits' ) as $index => $size ) {
1441                         $display = $size . $pixels;
1442                         $ret[$display] = $index;
1443                 }
1444
1445                 return $ret;
1446         }
1447
1448         /**
1449          * @param string $signature
1450          * @param array $alldata
1451          * @param HTMLForm $form
1452          * @return bool|string
1453          */
1454         protected function validateSignature( $signature, $alldata, HTMLForm $form ) {
1455                 $maxSigChars = $this->options->get( 'MaxSigChars' );
1456                 if ( mb_strlen( $signature ) > $maxSigChars ) {
1457                         return Xml::element( 'span', [ 'class' => 'error' ],
1458                                 $form->msg( 'badsiglength' )->numParams( $maxSigChars )->text() );
1459                 } elseif ( isset( $alldata['fancysig'] ) &&
1460                                 $alldata['fancysig'] &&
1461                                 MediaWikiServices::getInstance()->getParser()->validateSig( $signature ) === false
1462                 ) {
1463                         return Xml::element(
1464                                 'span',
1465                                 [ 'class' => 'error' ],
1466                                 $form->msg( 'badsig' )->text()
1467                         );
1468                 } else {
1469                         return true;
1470                 }
1471         }
1472
1473         /**
1474          * @param string $signature
1475          * @param array $alldata
1476          * @param HTMLForm $form
1477          * @return string
1478          */
1479         protected function cleanSignature( $signature, $alldata, HTMLForm $form ) {
1480                 $parser = MediaWikiServices::getInstance()->getParser();
1481                 if ( isset( $alldata['fancysig'] ) && $alldata['fancysig'] ) {
1482                         $signature = $parser->cleanSig( $signature );
1483                 } else {
1484                         // When no fancy sig used, make sure ~{3,5} get removed.
1485                         $signature = Parser::cleanSigInSig( $signature );
1486                 }
1487
1488                 return $signature;
1489         }
1490
1491         /**
1492          * @param User $user
1493          * @param IContextSource $context
1494          * @param string $formClass
1495          * @param array $remove Array of items to remove
1496          * @return HTMLForm
1497          */
1498         public function getForm(
1499                 User $user,
1500                 IContextSource $context,
1501                 $formClass = PreferencesFormOOUI::class,
1502                 array $remove = []
1503         ) {
1504                 // We use ButtonWidgets in some of the getPreferences() functions
1505                 $context->getOutput()->enableOOUI();
1506
1507                 $formDescriptor = $this->getFormDescriptor( $user, $context );
1508                 if ( count( $remove ) ) {
1509                         $removeKeys = array_flip( $remove );
1510                         $formDescriptor = array_diff_key( $formDescriptor, $removeKeys );
1511                 }
1512
1513                 // Remove type=api preferences. They are not intended for rendering in the form.
1514                 foreach ( $formDescriptor as $name => $info ) {
1515                         if ( isset( $info['type'] ) && $info['type'] === 'api' ) {
1516                                 unset( $formDescriptor[$name] );
1517                         }
1518                 }
1519
1520                 /**
1521                  * @var PreferencesFormOOUI $htmlForm
1522                  */
1523                 $htmlForm = new $formClass( $formDescriptor, $context, 'prefs' );
1524
1525                 // This allows users to opt-in to hidden skins. While this should be discouraged and is not
1526                 // discoverable, this allows users to still use hidden skins while preventing new users from
1527                 // adopting unsupported skins. If no useskin=… parameter was provided, it will not show up
1528                 // in the resulting URL.
1529                 $htmlForm->setAction( $context->getTitle()->getLocalURL( [
1530                         'useskin' => $context->getRequest()->getRawVal( 'useskin' )
1531                 ] ) );
1532
1533                 $htmlForm->setModifiedUser( $user );
1534                 $htmlForm->setOptionsEditable( $this->permissionManager
1535                         ->userHasRight( $user, 'editmyoptions' ) );
1536                 $htmlForm->setPrivateInfoEditable( $this->permissionManager
1537                         ->userHasRight( $user, 'editmyprivateinfo' ) );
1538                 $htmlForm->setId( 'mw-prefs-form' );
1539                 $htmlForm->setAutocomplete( 'off' );
1540                 $htmlForm->setSubmitText( $context->msg( 'saveprefs' )->text() );
1541                 # Used message keys: 'accesskey-preferences-save', 'tooltip-preferences-save'
1542                 $htmlForm->setSubmitTooltip( 'preferences-save' );
1543                 $htmlForm->setSubmitID( 'prefcontrol' );
1544                 $htmlForm->setSubmitCallback(
1545                         function ( array $formData, PreferencesFormOOUI $form ) use ( $formDescriptor ) {
1546                                 return $this->submitForm( $formData, $form, $formDescriptor );
1547                         }
1548                 );
1549
1550                 return $htmlForm;
1551         }
1552
1553         /**
1554          * @param IContextSource $context
1555          * @return array
1556          */
1557         protected function getTimezoneOptions( IContextSource $context ) {
1558                 $opt = [];
1559
1560                 $localTZoffset = $this->options->get( 'LocalTZoffset' );
1561                 $timeZoneList = $this->getTimeZoneList( $context->getLanguage() );
1562
1563                 $timestamp = MWTimestamp::getLocalInstance();
1564                 // Check that the LocalTZoffset is the same as the local time zone offset
1565                 if ( $localTZoffset == $timestamp->format( 'Z' ) / 60 ) {
1566                         $timezoneName = $timestamp->getTimezone()->getName();
1567                         // Localize timezone
1568                         if ( isset( $timeZoneList[$timezoneName] ) ) {
1569                                 $timezoneName = $timeZoneList[$timezoneName]['name'];
1570                         }
1571                         $server_tz_msg = $context->msg(
1572                                 'timezoneuseserverdefault',
1573                                 $timezoneName
1574                         )->text();
1575                 } else {
1576                         $tzstring = sprintf(
1577                                 '%+03d:%02d',
1578                                 floor( $localTZoffset / 60 ),
1579                                 abs( $localTZoffset ) % 60
1580                         );
1581                         $server_tz_msg = $context->msg( 'timezoneuseserverdefault', $tzstring )->text();
1582                 }
1583                 $opt[$server_tz_msg] = "System|$localTZoffset";
1584                 $opt[$context->msg( 'timezoneuseoffset' )->text()] = 'other';
1585                 $opt[$context->msg( 'guesstimezone' )->text()] = 'guess';
1586
1587                 foreach ( $timeZoneList as $timeZoneInfo ) {
1588                         $region = $timeZoneInfo['region'];
1589                         if ( !isset( $opt[$region] ) ) {
1590                                 $opt[$region] = [];
1591                         }
1592                         $opt[$region][$timeZoneInfo['name']] = $timeZoneInfo['timecorrection'];
1593                 }
1594                 return $opt;
1595         }
1596
1597         /**
1598          * Handle the form submission if everything validated properly
1599          *
1600          * @param array $formData
1601          * @param PreferencesFormOOUI $form
1602          * @param array[] $formDescriptor
1603          * @return bool|Status|string
1604          */
1605         protected function saveFormData( $formData, PreferencesFormOOUI $form, array $formDescriptor ) {
1606                 $user = $form->getModifiedUser();
1607                 $hiddenPrefs = $this->options->get( 'HiddenPrefs' );
1608                 $result = true;
1609
1610                 if ( !$this->permissionManager
1611                                 ->userHasAnyRight( $user, 'editmyprivateinfo', 'editmyoptions' )
1612                 ) {
1613                         return Status::newFatal( 'mypreferencesprotected' );
1614                 }
1615
1616                 // Filter input
1617                 $this->applyFilters( $formData, $formDescriptor, 'filterFromForm' );
1618
1619                 // Fortunately, the realname field is MUCH simpler
1620                 // (not really "private", but still shouldn't be edited without permission)
1621
1622                 if ( !in_array( 'realname', $hiddenPrefs )
1623                         && $this->permissionManager->userHasRight( $user, 'editmyprivateinfo' )
1624                         && array_key_exists( 'realname', $formData )
1625                 ) {
1626                         $realName = $formData['realname'];
1627                         $user->setRealName( $realName );
1628                 }
1629
1630                 if ( $this->permissionManager->userHasRight( $user, 'editmyoptions' ) ) {
1631                         $oldUserOptions = $user->getOptions();
1632
1633                         foreach ( $this->getSaveBlacklist() as $b ) {
1634                                 unset( $formData[$b] );
1635                         }
1636
1637                         # If users have saved a value for a preference which has subsequently been disabled
1638                         # via $wgHiddenPrefs, we don't want to destroy that setting in case the preference
1639                         # is subsequently re-enabled
1640                         foreach ( $hiddenPrefs as $pref ) {
1641                                 # If the user has not set a non-default value here, the default will be returned
1642                                 # and subsequently discarded
1643                                 $formData[$pref] = $user->getOption( $pref, null, true );
1644                         }
1645
1646                         // If the user changed the rclimit preference, also change the rcfilters-rclimit preference
1647                         if (
1648                                 isset( $formData['rclimit'] ) &&
1649                                 intval( $formData[ 'rclimit' ] ) !== $user->getIntOption( 'rclimit' )
1650                         ) {
1651                                 $formData['rcfilters-limit'] = $formData['rclimit'];
1652                         }
1653
1654                         // Keep old preferences from interfering due to back-compat code, etc.
1655                         $user->resetOptions( 'unused', $form->getContext() );
1656
1657                         foreach ( $formData as $key => $value ) {
1658                                 $user->setOption( $key, $value );
1659                         }
1660
1661                         Hooks::run(
1662                                 'PreferencesFormPreSave',
1663                                 [ $formData, $form, $user, &$result, $oldUserOptions ]
1664                         );
1665                 }
1666
1667                 $user->saveSettings();
1668
1669                 return $result;
1670         }
1671
1672         /**
1673          * Applies filters to preferences either before or after form usage
1674          *
1675          * @param array &$preferences
1676          * @param array $formDescriptor
1677          * @param string $verb Name of the filter method to call, either 'filterFromForm' or
1678          *              'filterForForm'
1679          */
1680         protected function applyFilters( array &$preferences, array $formDescriptor, $verb ) {
1681                 foreach ( $formDescriptor as $preference => $desc ) {
1682                         if ( !isset( $desc['filter'] ) || !isset( $preferences[$preference] ) ) {
1683                                 continue;
1684                         }
1685                         $filterDesc = $desc['filter'];
1686                         if ( $filterDesc instanceof Filter ) {
1687                                 $filter = $filterDesc;
1688                         } elseif ( class_exists( $filterDesc ) ) {
1689                                 $filter = new $filterDesc();
1690                         } elseif ( is_callable( $filterDesc ) ) {
1691                                 $filter = $filterDesc();
1692                         } else {
1693                                 throw new UnexpectedValueException(
1694                                         "Unrecognized filter type for preference '$preference'"
1695                                 );
1696                         }
1697                         $preferences[$preference] = $filter->$verb( $preferences[$preference] );
1698                 }
1699         }
1700
1701         /**
1702          * Save the form data and reload the page
1703          *
1704          * @param array $formData
1705          * @param PreferencesFormOOUI $form
1706          * @param array $formDescriptor
1707          * @return Status
1708          */
1709         protected function submitForm(
1710                 array $formData,
1711                 PreferencesFormOOUI $form,
1712                 array $formDescriptor
1713         ) {
1714                 $res = $this->saveFormData( $formData, $form, $formDescriptor );
1715
1716                 if ( $res === true ) {
1717                         $context = $form->getContext();
1718                         $urlOptions = [];
1719
1720                         if ( $res === 'eauth' ) {
1721                                 $urlOptions['eauth'] = 1;
1722                         }
1723
1724                         $urlOptions += $form->getExtraSuccessRedirectParameters();
1725
1726                         $url = $form->getTitle()->getFullURL( $urlOptions );
1727
1728                         // Set session data for the success message
1729                         $context->getRequest()->getSession()->set( 'specialPreferencesSaveSuccess', 1 );
1730
1731                         $context->getOutput()->redirect( $url );
1732                 }
1733
1734                 return ( $res === true ? Status::newGood() : $res );
1735         }
1736
1737         /**
1738          * Get a list of all time zones
1739          * @param Language $language Language used for the localized names
1740          * @return array A list of all time zones. The system name of the time zone is used as key and
1741          *  the value is an array which contains localized name, the timecorrection value used for
1742          *  preferences and the region
1743          * @since 1.26
1744          */
1745         protected function getTimeZoneList( Language $language ) {
1746                 $identifiers = DateTimeZone::listIdentifiers();
1747                 // @phan-suppress-next-line PhanTypeComparisonFromArray See phan issue #3162
1748                 if ( $identifiers === false ) {
1749                         return [];
1750                 }
1751                 sort( $identifiers );
1752
1753                 $tzRegions = [
1754                         'Africa' => wfMessage( 'timezoneregion-africa' )->inLanguage( $language )->text(),
1755                         'America' => wfMessage( 'timezoneregion-america' )->inLanguage( $language )->text(),
1756                         'Antarctica' => wfMessage( 'timezoneregion-antarctica' )->inLanguage( $language )->text(),
1757                         'Arctic' => wfMessage( 'timezoneregion-arctic' )->inLanguage( $language )->text(),
1758                         'Asia' => wfMessage( 'timezoneregion-asia' )->inLanguage( $language )->text(),
1759                         'Atlantic' => wfMessage( 'timezoneregion-atlantic' )->inLanguage( $language )->text(),
1760                         'Australia' => wfMessage( 'timezoneregion-australia' )->inLanguage( $language )->text(),
1761                         'Europe' => wfMessage( 'timezoneregion-europe' )->inLanguage( $language )->text(),
1762                         'Indian' => wfMessage( 'timezoneregion-indian' )->inLanguage( $language )->text(),
1763                         'Pacific' => wfMessage( 'timezoneregion-pacific' )->inLanguage( $language )->text(),
1764                 ];
1765                 asort( $tzRegions );
1766
1767                 $timeZoneList = [];
1768
1769                 $now = new DateTime();
1770
1771                 foreach ( $identifiers as $identifier ) {
1772                         $parts = explode( '/', $identifier, 2 );
1773
1774                         // DateTimeZone::listIdentifiers() returns a number of
1775                         // backwards-compatibility entries. This filters them out of the
1776                         // list presented to the user.
1777                         if ( count( $parts ) !== 2 || !array_key_exists( $parts[0], $tzRegions ) ) {
1778                                 continue;
1779                         }
1780
1781                         // Localize region
1782                         $parts[0] = $tzRegions[$parts[0]];
1783
1784                         $dateTimeZone = new DateTimeZone( $identifier );
1785                         $minDiff = floor( $dateTimeZone->getOffset( $now ) / 60 );
1786
1787                         $display = str_replace( '_', ' ', $parts[0] . '/' . $parts[1] );
1788                         $value = "ZoneInfo|$minDiff|$identifier";
1789
1790                         $timeZoneList[$identifier] = [
1791                                 'name' => $display,
1792                                 'timecorrection' => $value,
1793                                 'region' => $parts[0],
1794                         ];
1795                 }
1796
1797                 return $timeZoneList;
1798         }
1799 }