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 CentralIdLookup;
  24 use Config;
  25 use DateTime;
  26 use DateTimeZone;
  27 use Exception;
  28 use Hooks;
  29 use Html;
  30 use HtmlArmor;
  31 use HTMLForm;
  32 use HTMLFormField;
  33 use IContextSource;
  34 use Language;
  35 use LanguageCode;
  36 use LanguageConverter;
  37 use MediaWiki\Auth\AuthManager;
  38 use MediaWiki\Auth\PasswordAuthenticationRequest;
  39 use MediaWiki\Linker\LinkRenderer;
  40 use MediaWiki\MediaWikiServices;
  41 use MessageLocalizer;
  42 use MWException;
  43 use MWNamespace;
  44 use MWTimestamp;
  45 use OutputPage;
  46 use Parser;
  47 use ParserOptions;
  48 use PreferencesFormLegacy;
  49 use Psr\Log\LoggerAwareTrait;
  50 use Psr\Log\NullLogger;
  51 use Skin;
  52 use SpecialPage;
  53 use SpecialPreferences;
  54 use Status;
  55 use Title;
  56 use User;
  57 use UserGroupMembership;
  58 use Xml;
  59
  60 /**
  61  * This is the default implementation of PreferencesFactory.
  62  */
  63 class DefaultPreferencesFactory implements PreferencesFactory {
  64         use LoggerAwareTrait;
  65
  66         /** @var Config */
  67         protected $config;
  68
  69         /** @var Language The wiki's content language, equivalent to $wgContLang. */
  70         protected $contLang;
  71
  72         /** @var AuthManager */
  73         protected $authManager;
  74
  75         /** @var LinkRenderer */
  76         protected $linkRenderer;
  77
  78         /**
  79          * @param Config $config
  80          * @param Language $contLang
  81          * @param AuthManager $authManager
  82          * @param LinkRenderer $linkRenderer
  83          */
  84         public function __construct(
  85                 Config $config,
  86                 Language $contLang,
  87                 AuthManager $authManager,
  88                 LinkRenderer $linkRenderer
  89         ) {
  90                 $this->config = $config;
  91                 $this->contLang = $contLang;
  92                 $this->authManager = $authManager;
  93                 $this->linkRenderer = $linkRenderer;
  94                 $this->logger = new NullLogger();
  95         }
  96
  97         /**
  98          * @return callable[]
  99          */
 100         protected function getSaveFilters() {
 101                 // Wrap intval() so that we can pass it multiple parameters and treat all filters the same.
 102                 $intvalFilter = function ( $value, $alldata ) {
 103                         return intval( $value );
 104                 };
 105                 return [
 106                         'timecorrection' => [ $this, 'filterTimezoneInput' ],
 107                         'rclimit' => $intvalFilter,
 108                         'wllimit' => $intvalFilter,
 109                         'searchlimit' => $intvalFilter,
 110                 ];
 111         }
 112
 113         /**
 114          * @inheritDoc
 115          */
 116         public function getSaveBlacklist() {
 117                 return [
 118                         'realname',
 119                         'emailaddress',
 120                 ];
 121         }
 122
 123         /**
 124          * @throws MWException
 125          * @param User $user
 126          * @param IContextSource $context
 127          * @return array|null
 128          */
 129         public function getFormDescriptor( User $user, IContextSource $context ) {
 130                 $preferences = [];
 131
 132                 if ( SpecialPreferences::isOouiEnabled( $context ) ) {
 133                         OutputPage::setupOOUI(
 134                                 strtolower( $context->getSkin()->getSkinName() ),
 135                                 $context->getLanguage()->getDir()
 136                         );
 137                 }
 138
 139                 $canIPUseHTTPS = wfCanIPUseHTTPS( $context->getRequest()->getIP() );
 140                 $this->profilePreferences( $user, $context, $preferences, $canIPUseHTTPS );
 141                 $this->skinPreferences( $user, $context, $preferences );
 142                 $this->datetimePreferences( $user, $context, $preferences );
 143                 $this->filesPreferences( $context, $preferences );
 144                 $this->renderingPreferences( $context, $preferences );
 145                 $this->editingPreferences( $user, $context, $preferences );
 146                 $this->rcPreferences( $user, $context, $preferences );
 147                 $this->watchlistPreferences( $user, $context, $preferences );
 148                 $this->searchPreferences( $preferences );
 149
 150                 Hooks::run( 'GetPreferences', [ $user, &$preferences ] );
 151
 152                 $this->loadPreferenceValues( $user, $context, $preferences );
 153                 $this->logger->debug( "Created form descriptor for user '{$user->getName()}'" );
 154                 return $preferences;
 155         }
 156
 157         /**
 158          * Loads existing values for a given array of preferences
 159          * @throws MWException
 160          * @param User $user
 161          * @param IContextSource $context
 162          * @param array &$defaultPreferences Array to load values for
 163          * @return array|null
 164          */
 165         private function loadPreferenceValues(
 166                 User $user, IContextSource $context, &$defaultPreferences
 167         ) {
 168                 # # Remove preferences that wikis don't want to use
 169                 foreach ( $this->config->get( 'HiddenPrefs' ) as $pref ) {
 170                         if ( isset( $defaultPreferences[$pref] ) ) {
 171                                 unset( $defaultPreferences[$pref] );
 172                         }
 173                 }
 174
 175                 # # Make sure that form fields have their parent set. See T43337.
 176                 $dummyForm = new HTMLForm( [], $context );
 177
 178                 $disable = !$user->isAllowed( 'editmyoptions' );
 179
 180                 $defaultOptions = User::getDefaultOptions();
 181                 # # Prod in defaults from the user
 182                 foreach ( $defaultPreferences as $name => &$info ) {
 183                         $prefFromUser = $this->getOptionFromUser( $name, $info, $user );
 184                         if ( $disable && !in_array( $name, $this->getSaveBlacklist() ) ) {
 185                                 $info['disabled'] = 'disabled';
 186                         }
 187                         $field = HTMLForm::loadInputFromParameters( $name, $info, $dummyForm ); // For validation
 188                         $globalDefault = $defaultOptions[$name] ?? null;
 189
 190                         // If it validates, set it as the default
 191                         if ( isset( $info['default'] ) ) {
 192                                 // Already set, no problem
 193                                 continue;
 194                         } elseif ( !is_null( $prefFromUser ) && // Make sure we're not just pulling nothing
 195                                         $field->validate( $prefFromUser, $user->getOptions() ) === true ) {
 196                                 $info['default'] = $prefFromUser;
 197                         } elseif ( $field->validate( $globalDefault, $user->getOptions() ) === true ) {
 198                                 $info['default'] = $globalDefault;
 199                         } else {
 200                                 throw new MWException( "Global default '$globalDefault' is invalid for field $name" );
 201                         }
 202                 }
 203
 204                 return $defaultPreferences;
 205         }
 206
 207         /**
 208          * Pull option from a user account. Handles stuff like array-type preferences.
 209          *
 210          * @param string $name
 211          * @param array $info
 212          * @param User $user
 213          * @return array|string
 214          */
 215         protected function getOptionFromUser( $name, $info, User $user ) {
 216                 $val = $user->getOption( $name );
 217
 218                 // Handling for multiselect preferences
 219                 if ( ( isset( $info['type'] ) && $info['type'] == 'multiselect' ) ||
 220                                 ( isset( $info['class'] ) && $info['class'] == \HTMLMultiSelectField::class ) ) {
 221                         $options = HTMLFormField::flattenOptions( $info['options'] );
 222                         $prefix = $info['prefix'] ?? $name;
 223                         $val = [];
 224
 225                         foreach ( $options as $value ) {
 226                                 if ( $user->getOption( "$prefix$value" ) ) {
 227                                         $val[] = $value;
 228                                 }
 229                         }
 230                 }
 231
 232                 // Handling for checkmatrix preferences
 233                 if ( ( isset( $info['type'] ) && $info['type'] == 'checkmatrix' ) ||
 234                                 ( isset( $info['class'] ) && $info['class'] == \HTMLCheckMatrix::class ) ) {
 235                         $columns = HTMLFormField::flattenOptions( $info['columns'] );
 236                         $rows = HTMLFormField::flattenOptions( $info['rows'] );
 237                         $prefix = $info['prefix'] ?? $name;
 238                         $val = [];
 239
 240                         foreach ( $columns as $column ) {
 241                                 foreach ( $rows as $row ) {
 242                                         if ( $user->getOption( "$prefix$column-$row" ) ) {
 243                                                 $val[] = "$column-$row";
 244                                         }
 245                                 }
 246                         }
 247                 }
 248
 249                 return $val;
 250         }
 251
 252         /**
 253          * @todo Inject user Language instead of using context.
 254          * @param User $user
 255          * @param IContextSource $context
 256          * @param array &$defaultPreferences
 257          * @param bool $canIPUseHTTPS Whether the user's IP is likely to be able to access the wiki
 258          * via HTTPS.
 259          * @return void
 260          */
 261         protected function profilePreferences(
 262                 User $user, IContextSource $context, &$defaultPreferences, $canIPUseHTTPS
 263         ) {
 264                 $oouiEnabled = SpecialPreferences::isOouiEnabled( $context );
 265
 266                 // retrieving user name for GENDER and misc.
 267                 $userName = $user->getName();
 268
 269                 # # User info #####################################
 270                 // Information panel
 271                 $defaultPreferences['username'] = [
 272                         'type' => 'info',
 273                         'label-message' => [ 'username', $userName ],
 274                         'default' => $userName,
 275                         'section' => 'personal/info',
 276                 ];
 277
 278                 $lang = $context->getLanguage();
 279
 280                 # Get groups to which the user belongs
 281                 $userEffectiveGroups = $user->getEffectiveGroups();
 282                 $userGroupMemberships = $user->getGroupMemberships();
 283                 $userGroups = $userMembers = $userTempGroups = $userTempMembers = [];
 284                 foreach ( $userEffectiveGroups as $ueg ) {
 285                         if ( $ueg == '*' ) {
 286                                 // Skip the default * group, seems useless here
 287                                 continue;
 288                         }
 289
 290                         if ( isset( $userGroupMemberships[$ueg] ) ) {
 291                                 $groupStringOrObject = $userGroupMemberships[$ueg];
 292                         } else {
 293                                 $groupStringOrObject = $ueg;
 294                         }
 295
 296                         $userG = UserGroupMembership::getLink( $groupStringOrObject, $context, 'html' );
 297                         $userM = UserGroupMembership::getLink( $groupStringOrObject, $context, 'html',
 298                                 $userName );
 299
 300                         // Store expiring groups separately, so we can place them before non-expiring
 301                         // groups in the list. This is to avoid the ambiguity of something like
 302                         // "administrator, bureaucrat (until X date)" -- users might wonder whether the
 303                         // expiry date applies to both groups, or just the last one
 304                         if ( $groupStringOrObject instanceof UserGroupMembership &&
 305                                 $groupStringOrObject->getExpiry()
 306                         ) {
 307                                 $userTempGroups[] = $userG;
 308                                 $userTempMembers[] = $userM;
 309                         } else {
 310                                 $userGroups[] = $userG;
 311                                 $userMembers[] = $userM;
 312                         }
 313                 }
 314                 sort( $userGroups );
 315                 sort( $userMembers );
 316                 sort( $userTempGroups );
 317                 sort( $userTempMembers );
 318                 $userGroups = array_merge( $userTempGroups, $userGroups );
 319                 $userMembers = array_merge( $userTempMembers, $userMembers );
 320
 321                 $defaultPreferences['usergroups'] = [
 322                         'type' => 'info',
 323                         'label' => $context->msg( 'prefs-memberingroups' )->numParams(
 324                                 count( $userGroups ) )->params( $userName )->parse(),
 325                         'default' => $context->msg( 'prefs-memberingroups-type' )
 326                                 ->rawParams( $lang->commaList( $userGroups ), $lang->commaList( $userMembers ) )
 327                                 ->escaped(),
 328                         'raw' => true,
 329                         'section' => 'personal/info',
 330                 ];
 331
 332                 $contribTitle = SpecialPage::getTitleFor( "Contributions", $userName );
 333                 $formattedEditCount = $lang->formatNum( $user->getEditCount() );
 334                 $editCount = $this->linkRenderer->makeLink( $contribTitle, $formattedEditCount );
 335
 336                 $defaultPreferences['editcount'] = [
 337                         'type' => 'info',
 338                         'raw' => true,
 339                         'label-message' => 'prefs-edits',
 340                         'default' => $editCount,
 341                         'section' => 'personal/info',
 342                 ];
 343
 344                 if ( $user->getRegistration() ) {
 345                         $displayUser = $context->getUser();
 346                         $userRegistration = $user->getRegistration();
 347                         $defaultPreferences['registrationdate'] = [
 348                                 'type' => 'info',
 349                                 'label-message' => 'prefs-registration',
 350                                 'default' => $context->msg(
 351                                         'prefs-registration-date-time',
 352                                         $lang->userTimeAndDate( $userRegistration, $displayUser ),
 353                                         $lang->userDate( $userRegistration, $displayUser ),
 354                                         $lang->userTime( $userRegistration, $displayUser )
 355                                 )->parse(),
 356                                 'section' => 'personal/info',
 357                         ];
 358                 }
 359
 360                 $canViewPrivateInfo = $user->isAllowed( 'viewmyprivateinfo' );
 361                 $canEditPrivateInfo = $user->isAllowed( 'editmyprivateinfo' );
 362
 363                 // Actually changeable stuff
 364                 $defaultPreferences['realname'] = [
 365                         // (not really "private", but still shouldn't be edited without permission)
 366                         'type' => $canEditPrivateInfo && $this->authManager->allowsPropertyChange( 'realname' )
 367                                 ? 'text' : 'info',
 368                         'default' => $user->getRealName(),
 369                         'section' => 'personal/info',
 370                         'label-message' => 'yourrealname',
 371                         'help-message' => 'prefs-help-realname',
 372                 ];
 373
 374                 if ( $canEditPrivateInfo && $this->authManager->allowsAuthenticationDataChange(
 375                         new PasswordAuthenticationRequest(), false )->isGood()
 376                 ) {
 377                         if ( $oouiEnabled ) {
 378                                 $link = new \OOUI\ButtonWidget( [
 379                                         'href' => SpecialPage::getTitleFor( 'ChangePassword' )->getLinkURL( [
 380                                                 'returnto' => SpecialPage::getTitleFor( 'Preferences' )->getPrefixedText()
 381                                         ] ),
 382                                         'label' => $context->msg( 'prefs-resetpass' )->text(),
 383                                 ] );
 384                         } else {
 385                                 $link = $this->linkRenderer->makeLink( SpecialPage::getTitleFor( 'ChangePassword' ),
 386                                         $context->msg( 'prefs-resetpass' )->text(), [],
 387                                         [ 'returnto' => SpecialPage::getTitleFor( 'Preferences' )->getPrefixedText() ] );
 388                         }
 389
 390                         $defaultPreferences['password'] = [
 391                                 'type' => 'info',
 392                                 'raw' => true,
 393                                 'default' => (string)$link,
 394                                 'label-message' => 'yourpassword',
 395                                 'section' => 'personal/info',
 396                         ];
 397                 }
 398                 // Only show prefershttps if secure login is turned on
 399                 if ( $this->config->get( 'SecureLogin' ) && $canIPUseHTTPS ) {
 400                         $defaultPreferences['prefershttps'] = [
 401                                 'type' => 'toggle',
 402                                 'label-message' => 'tog-prefershttps',
 403                                 'help-message' => 'prefs-help-prefershttps',
 404                                 'section' => 'personal/info'
 405                         ];
 406                 }
 407
 408                 // Language
 409                 $languages = Language::fetchLanguageNames( null, 'mw' );
 410                 $languageCode = $this->config->get( 'LanguageCode' );
 411                 if ( !array_key_exists( $languageCode, $languages ) ) {
 412                         $languages[$languageCode] = $languageCode;
 413                         // Sort the array again
 414                         ksort( $languages );
 415                 }
 416
 417                 $options = [];
 418                 foreach ( $languages as $code => $name ) {
 419                         $display = LanguageCode::bcp47( $code ) . ' - ' . $name;
 420                         $options[$display] = $code;
 421                 }
 422                 $defaultPreferences['language'] = [
 423                         'type' => 'select',
 424                         'section' => 'personal/i18n',
 425                         'options' => $options,
 426                         'label-message' => 'yourlanguage',
 427                 ];
 428
 429                 $defaultPreferences['gender'] = [
 430                         'type' => 'radio',
 431                         'section' => 'personal/i18n',
 432                         'options' => [
 433                                 $context->msg( 'parentheses' )
 434                                         ->params( $context->msg( 'gender-unknown' )->plain() )
 435                                         ->escaped() => 'unknown',
 436                                 $context->msg( 'gender-female' )->escaped() => 'female',
 437                                 $context->msg( 'gender-male' )->escaped() => 'male',
 438                         ],
 439                         'label-message' => 'yourgender',
 440                         'help-message' => 'prefs-help-gender',
 441                 ];
 442
 443                 // see if there are multiple language variants to choose from
 444                 if ( !$this->config->get( 'DisableLangConversion' ) ) {
 445                         foreach ( LanguageConverter::$languagesWithVariants as $langCode ) {
 446                                 if ( $langCode == $this->contLang->getCode() ) {
 447                                         $variants = $this->contLang->getVariants();
 448
 449                                         if ( count( $variants ) <= 1 ) {
 450                                                 continue;
 451                                         }
 452
 453                                         $variantArray = [];
 454                                         foreach ( $variants as $v ) {
 455                                                 $v = str_replace( '_', '-', strtolower( $v ) );
 456                                                 $variantArray[$v] = $lang->getVariantname( $v, false );
 457                                         }
 458
 459                                         $options = [];
 460                                         foreach ( $variantArray as $code => $name ) {
 461                                                 $display = LanguageCode::bcp47( $code ) . ' - ' . $name;
 462                                                 $options[$display] = $code;
 463                                         }
 464
 465                                         $defaultPreferences['variant'] = [
 466                                                 'label-message' => 'yourvariant',
 467                                                 'type' => 'select',
 468                                                 'options' => $options,
 469                                                 'section' => 'personal/i18n',
 470                                                 'help-message' => 'prefs-help-variant',
 471                                         ];
 472                                 } else {
 473                                         $defaultPreferences["variant-$langCode"] = [
 474                                                 'type' => 'api',
 475                                         ];
 476                                 }
 477                         }
 478                 }
 479
 480                 // Stuff from Language::getExtraUserToggles()
 481                 // FIXME is this dead code? $extraUserToggles doesn't seem to be defined for any language
 482                 $toggles = $this->contLang->getExtraUserToggles();
 483
 484                 foreach ( $toggles as $toggle ) {
 485                         $defaultPreferences[$toggle] = [
 486                                 'type' => 'toggle',
 487                                 'section' => 'personal/i18n',
 488                                 'label-message' => "tog-$toggle",
 489                         ];
 490                 }
 491
 492                 // show a preview of the old signature first
 493                 $oldsigWikiText = MediaWikiServices::getInstance()->getParser()->preSaveTransform(
 494                         '~~~',
 495                         $context->getTitle(),
 496                         $user,
 497                         ParserOptions::newFromContext( $context )
 498                 );
 499                 $oldsigHTML = $context->getOutput()->parseInline( $oldsigWikiText, true, true );
 500                 $defaultPreferences['oldsig'] = [
 501                         'type' => 'info',
 502                         'raw' => true,
 503                         'label-message' => 'tog-oldsig',
 504                         'default' => $oldsigHTML,
 505                         'section' => 'personal/signature',
 506                 ];
 507                 $defaultPreferences['nickname'] = [
 508                         'type' => $this->authManager->allowsPropertyChange( 'nickname' ) ? 'text' : 'info',
 509                         'maxlength' => $this->config->get( 'MaxSigChars' ),
 510                         'label-message' => 'yournick',
 511                         'validation-callback' => function ( $signature, $alldata, HTMLForm $form ) {
 512                                 return $this->validateSignature( $signature, $alldata, $form );
 513                         },
 514                         'section' => 'personal/signature',
 515                         'filter-callback' => function ( $signature, array $alldata, HTMLForm $form ) {
 516                                 return $this->cleanSignature( $signature, $alldata, $form );
 517                         },
 518                 ];
 519                 $defaultPreferences['fancysig'] = [
 520                         'type' => 'toggle',
 521                         'label-message' => 'tog-fancysig',
 522                         // show general help about signature at the bottom of the section
 523                         'help-message' => 'prefs-help-signature',
 524                         'section' => 'personal/signature'
 525                 ];
 526
 527                 # # Email stuff
 528
 529                 if ( $this->config->get( 'EnableEmail' ) ) {
 530                         if ( $canViewPrivateInfo ) {
 531                                 $helpMessages[] = $this->config->get( 'EmailConfirmToEdit' )
 532                                                 ? 'prefs-help-email-required'
 533                                                 : 'prefs-help-email';
 534
 535                                 if ( $this->config->get( 'EnableUserEmail' ) ) {
 536                                         // additional messages when users can send email to each other
 537                                         $helpMessages[] = 'prefs-help-email-others';
 538                                 }
 539
 540                                 $emailAddress = $user->getEmail() ? htmlspecialchars( $user->getEmail() ) : '';
 541                                 if ( $canEditPrivateInfo && $this->authManager->allowsPropertyChange( 'emailaddress' ) ) {
 542                                         if ( $oouiEnabled ) {
 543                                                 $link = new \OOUI\ButtonWidget( [
 544                                                         'href' => SpecialPage::getTitleFor( 'ChangeEmail' )->getLinkURL( [
 545                                                                 'returnto' => SpecialPage::getTitleFor( 'Preferences' )->getPrefixedText()
 546                                                         ] ),
 547                                                         'label' =>
 548                                                                 $context->msg( $user->getEmail() ? 'prefs-changeemail' : 'prefs-setemail' )->text(),
 549                                                 ] );
 550
 551                                                 $emailAddress .= $emailAddress == '' ? $link : ( '<br />' . $link );
 552                                         } else {
 553                                                 $link = $this->linkRenderer->makeLink(
 554                                                         SpecialPage::getTitleFor( 'ChangeEmail' ),
 555                                                         $context->msg( $user->getEmail() ? 'prefs-changeemail' : 'prefs-setemail' )->text(),
 556                                                         [],
 557                                                         [ 'returnto' => SpecialPage::getTitleFor( 'Preferences' )->getPrefixedText() ] );
 558
 559                                                 $emailAddress .= $emailAddress == '' ? $link : (
 560                                                         $context->msg( 'word-separator' )->escaped()
 561                                                         . $context->msg( 'parentheses' )->rawParams( $link )->escaped()
 562                                                 );
 563                                         }
 564                                 }
 565
 566                                 $defaultPreferences['emailaddress'] = [
 567                                         'type' => 'info',
 568                                         'raw' => true,
 569                                         'default' => $emailAddress,
 570                                         'label-message' => 'youremail',
 571                                         'section' => 'personal/email',
 572                                         'help-messages' => $helpMessages,
 573                                         # 'cssclass' chosen below
 574                                 ];
 575                         }
 576
 577                         $disableEmailPrefs = false;
 578
 579                         if ( $this->config->get( 'EmailAuthentication' ) ) {
 580                                 $emailauthenticationclass = 'mw-email-not-authenticated';
 581                                 if ( $user->getEmail() ) {
 582                                         if ( $user->getEmailAuthenticationTimestamp() ) {
 583                                                 // date and time are separate parameters to facilitate localisation.
 584                                                 // $time is kept for backward compat reasons.
 585                                                 // 'emailauthenticated' is also used in SpecialConfirmemail.php
 586                                                 $displayUser = $context->getUser();
 587                                                 $emailTimestamp = $user->getEmailAuthenticationTimestamp();
 588                                                 $time = $lang->userTimeAndDate( $emailTimestamp, $displayUser );
 589                                                 $d = $lang->userDate( $emailTimestamp, $displayUser );
 590                                                 $t = $lang->userTime( $emailTimestamp, $displayUser );
 591                                                 $emailauthenticated = $context->msg( 'emailauthenticated',
 592                                                         $time, $d, $t )->parse() . '<br />';
 593                                                 $disableEmailPrefs = false;
 594                                                 $emailauthenticationclass = 'mw-email-authenticated';
 595                                         } else {
 596                                                 $disableEmailPrefs = true;
 597                                                 if ( $oouiEnabled ) {
 598                                                         $emailauthenticated = $context->msg( 'emailnotauthenticated' )->parse() . '<br />' .
 599                                                                 new \OOUI\ButtonWidget( [
 600                                                                         'href' => SpecialPage::getTitleFor( 'Confirmemail' )->getLinkURL(),
 601                                                                         'label' => $context->msg( 'emailconfirmlink' )->text(),
 602                                                                 ] );
 603                                                 } else {
 604                                                         $emailauthenticated = $context->msg( 'emailnotauthenticated' )->parse() . '<br />' .
 605                                                                 $this->linkRenderer->makeKnownLink(
 606                                                                         SpecialPage::getTitleFor( 'Confirmemail' ),
 607                                                                         $context->msg( 'emailconfirmlink' )->text()
 608                                                                 ) . '<br />';
 609                                                 }
 610                                                 $emailauthenticationclass = "mw-email-not-authenticated";
 611                                         }
 612                                 } else {
 613                                         $disableEmailPrefs = true;
 614                                         $emailauthenticated = $context->msg( 'noemailprefs' )->escaped();
 615                                         $emailauthenticationclass = 'mw-email-none';
 616                                 }
 617
 618                                 if ( $canViewPrivateInfo ) {
 619                                         $defaultPreferences['emailauthentication'] = [
 620                                                 'type' => 'info',
 621                                                 'raw' => true,
 622                                                 'section' => 'personal/email',
 623                                                 'label-message' => 'prefs-emailconfirm-label',
 624                                                 'default' => $emailauthenticated,
 625                                                 # Apply the same CSS class used on the input to the message:
 626                                                 'cssclass' => $emailauthenticationclass,
 627                                         ];
 628                                 }
 629                         }
 630
 631                         if ( $this->config->get( 'EnableUserEmail' ) && $user->isAllowed( 'sendemail' ) ) {
 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->config->get( 'EnableUserEmailBlacklist' ) ) {
 657                                         $lookup = CentralIdLookup::factory();
 658                                         $ids = $user->getOption( 'email-blacklist', [] );
 659                                         $names = $ids ? $lookup->namesFromCentralIds( $ids, $user ) : [];
 660
 661                                         $defaultPreferences['email-blacklist'] = [
 662                                                 'type' => 'usersmultiselect',
 663                                                 'label-message' => 'email-blacklist-label',
 664                                                 'section' => 'personal/email',
 665                                                 'default' => implode( "\n", $names ),
 666                                                 'disabled' => $disableEmailPrefs,
 667                                         ];
 668                                 }
 669                         }
 670
 671                         if ( $this->config->get( 'EnotifWatchlist' ) ) {
 672                                 $defaultPreferences['enotifwatchlistpages'] = [
 673                                         'type' => 'toggle',
 674                                         'section' => 'personal/email',
 675                                         'label-message' => 'tog-enotifwatchlistpages',
 676                                         'disabled' => $disableEmailPrefs,
 677                                 ];
 678                         }
 679                         if ( $this->config->get( 'EnotifUserTalk' ) ) {
 680                                 $defaultPreferences['enotifusertalkpages'] = [
 681                                         'type' => 'toggle',
 682                                         'section' => 'personal/email',
 683                                         'label-message' => 'tog-enotifusertalkpages',
 684                                         'disabled' => $disableEmailPrefs,
 685                                 ];
 686                         }
 687                         if ( $this->config->get( 'EnotifUserTalk' ) || $this->config->get( 'EnotifWatchlist' ) ) {
 688                                 if ( $this->config->get( 'EnotifMinorEdits' ) ) {
 689                                         $defaultPreferences['enotifminoredits'] = [
 690                                                 'type' => 'toggle',
 691                                                 'section' => 'personal/email',
 692                                                 'label-message' => 'tog-enotifminoredits',
 693                                                 'disabled' => $disableEmailPrefs,
 694                                         ];
 695                                 }
 696
 697                                 if ( $this->config->get( 'EnotifRevealEditorAddress' ) ) {
 698                                         $defaultPreferences['enotifrevealaddr'] = [
 699                                                 'type' => 'toggle',
 700                                                 'section' => 'personal/email',
 701                                                 'label-message' => 'tog-enotifrevealaddr',
 702                                                 'disabled' => $disableEmailPrefs,
 703                                         ];
 704                                 }
 705                         }
 706                 }
 707         }
 708
 709         /**
 710          * @param User $user
 711          * @param IContextSource $context
 712          * @param array &$defaultPreferences
 713          * @return void
 714          */
 715         protected function skinPreferences( User $user, IContextSource $context, &$defaultPreferences ) {
 716                 # # Skin #####################################
 717
 718                 // Skin selector, if there is at least one valid skin
 719                 $skinOptions = $this->generateSkinOptions( $user, $context );
 720                 if ( $skinOptions ) {
 721                         $defaultPreferences['skin'] = [
 722                                 'type' => 'radio',
 723                                 'options' => $skinOptions,
 724                                 'section' => 'rendering/skin',
 725                         ];
 726                 }
 727
 728                 $allowUserCss = $this->config->get( 'AllowUserCss' );
 729                 $allowUserJs = $this->config->get( 'AllowUserJs' );
 730                 # Create links to user CSS/JS pages for all skins
 731                 # This code is basically copied from generateSkinOptions().  It'd
 732                 # be nice to somehow merge this back in there to avoid redundancy.
 733                 if ( $allowUserCss || $allowUserJs ) {
 734                         $linkTools = [];
 735                         $userName = $user->getName();
 736
 737                         if ( $allowUserCss ) {
 738                                 $cssPage = Title::makeTitleSafe( NS_USER, $userName . '/common.css' );
 739                                 $cssLinkText = $context->msg( 'prefs-custom-css' )->text();
 740                                 $linkTools[] = $this->linkRenderer->makeLink( $cssPage, $cssLinkText );
 741                         }
 742
 743                         if ( $allowUserJs ) {
 744                                 $jsPage = Title::makeTitleSafe( NS_USER, $userName . '/common.js' );
 745                                 $jsLinkText = $context->msg( 'prefs-custom-js' )->text();
 746                                 $linkTools[] = $this->linkRenderer->makeLink( $jsPage, $jsLinkText );
 747                         }
 748
 749                         $defaultPreferences['commoncssjs'] = [
 750                                 'type' => 'info',
 751                                 'raw' => true,
 752                                 'default' => $context->getLanguage()->pipeList( $linkTools ),
 753                                 'label-message' => 'prefs-common-config',
 754                                 'section' => 'rendering/skin',
 755                         ];
 756                 }
 757         }
 758
 759         /**
 760          * @param IContextSource $context
 761          * @param array &$defaultPreferences
 762          */
 763         protected function filesPreferences( IContextSource $context, &$defaultPreferences ) {
 764                 # # Files #####################################
 765                 $defaultPreferences['imagesize'] = [
 766                         'type' => 'select',
 767                         'options' => $this->getImageSizes( $context ),
 768                         'label-message' => 'imagemaxsize',
 769                         'section' => 'rendering/files',
 770                 ];
 771                 $defaultPreferences['thumbsize'] = [
 772                         'type' => 'select',
 773                         'options' => $this->getThumbSizes( $context ),
 774                         'label-message' => 'thumbsize',
 775                         'section' => 'rendering/files',
 776                 ];
 777         }
 778
 779         /**
 780          * @param User $user
 781          * @param IContextSource $context
 782          * @param array &$defaultPreferences
 783          * @return void
 784          */
 785         protected function datetimePreferences( $user, IContextSource $context, &$defaultPreferences ) {
 786                 # # Date and time #####################################
 787                 $dateOptions = $this->getDateOptions( $context );
 788                 if ( $dateOptions ) {
 789                         $defaultPreferences['date'] = [
 790                                 'type' => 'radio',
 791                                 'options' => $dateOptions,
 792                                 'section' => 'rendering/dateformat',
 793                         ];
 794                 }
 795
 796                 // Info
 797                 $now = wfTimestampNow();
 798                 $lang = $context->getLanguage();
 799                 $nowlocal = Xml::element( 'span', [ 'id' => 'wpLocalTime' ],
 800                         $lang->userTime( $now, $user ) );
 801                 $nowserver = $lang->userTime( $now, $user,
 802                                 [ 'format' => false, 'timecorrection' => false ] ) .
 803                         Html::hidden( 'wpServerTime', (int)substr( $now, 8, 2 ) * 60 + (int)substr( $now, 10, 2 ) );
 804
 805                 $defaultPreferences['nowserver'] = [
 806                         'type' => 'info',
 807                         'raw' => 1,
 808                         'label-message' => 'servertime',
 809                         'default' => $nowserver,
 810                         'section' => 'rendering/timeoffset',
 811                 ];
 812
 813                 $defaultPreferences['nowlocal'] = [
 814                         'type' => 'info',
 815                         'raw' => 1,
 816                         'label-message' => 'localtime',
 817                         'default' => $nowlocal,
 818                         'section' => 'rendering/timeoffset',
 819                 ];
 820
 821                 // Grab existing pref.
 822                 $tzOffset = $user->getOption( 'timecorrection' );
 823                 $tz = explode( '|', $tzOffset, 3 );
 824
 825                 $tzOptions = $this->getTimezoneOptions( $context );
 826
 827                 $tzSetting = $tzOffset;
 828                 if ( count( $tz ) > 1 && $tz[0] == 'ZoneInfo' &&
 829                         !in_array( $tzOffset, HTMLFormField::flattenOptions( $tzOptions ) )
 830                 ) {
 831                         // Timezone offset can vary with DST
 832                         try {
 833                                 $userTZ = new DateTimeZone( $tz[2] );
 834                                 $minDiff = floor( $userTZ->getOffset( new DateTime( 'now' ) ) / 60 );
 835                                 $tzSetting = "ZoneInfo|$minDiff|{$tz[2]}";
 836                         } catch ( Exception $e ) {
 837                                 // User has an invalid time zone set. Fall back to just using the offset
 838                                 $tz[0] = 'Offset';
 839                         }
 840                 }
 841                 if ( count( $tz ) > 1 && $tz[0] == 'Offset' ) {
 842                         $minDiff = $tz[1];
 843                         $tzSetting = sprintf( '%+03d:%02d', floor( $minDiff / 60 ), abs( $minDiff ) % 60 );
 844                 }
 845
 846                 $defaultPreferences['timecorrection'] = [
 847                         'class' => \HTMLSelectOrOtherField::class,
 848                         'label-message' => 'timezonelegend',
 849                         'options' => $tzOptions,
 850                         'default' => $tzSetting,
 851                         'size' => 20,
 852                         'section' => 'rendering/timeoffset',
 853                         'id' => 'wpTimeCorrection',
 854                 ];
 855         }
 856
 857         /**
 858          * @param MessageLocalizer $l10n
 859          * @param array &$defaultPreferences
 860          */
 861         protected function renderingPreferences( MessageLocalizer $l10n, &$defaultPreferences ) {
 862                 # # Diffs ####################################
 863                 $defaultPreferences['diffonly'] = [
 864                         'type' => 'toggle',
 865                         'section' => 'rendering/diffs',
 866                         'label-message' => 'tog-diffonly',
 867                 ];
 868                 $defaultPreferences['norollbackdiff'] = [
 869                         'type' => 'toggle',
 870                         'section' => 'rendering/diffs',
 871                         'label-message' => 'tog-norollbackdiff',
 872                 ];
 873
 874                 # # Page Rendering ##############################
 875                 if ( $this->config->get( 'AllowUserCssPrefs' ) ) {
 876                         $defaultPreferences['underline'] = [
 877                                 'type' => 'select',
 878                                 'options' => [
 879                                         $l10n->msg( 'underline-never' )->text() => 0,
 880                                         $l10n->msg( 'underline-always' )->text() => 1,
 881                                         $l10n->msg( 'underline-default' )->text() => 2,
 882                                 ],
 883                                 'label-message' => 'tog-underline',
 884                                 'section' => 'rendering/advancedrendering',
 885                         ];
 886                 }
 887
 888                 $stubThresholdValues = [ 50, 100, 500, 1000, 2000, 5000, 10000 ];
 889                 $stubThresholdOptions = [ $l10n->msg( 'stub-threshold-disabled' )->text() => 0 ];
 890                 foreach ( $stubThresholdValues as $value ) {
 891                         $stubThresholdOptions[$l10n->msg( 'size-bytes', $value )->text()] = $value;
 892                 }
 893
 894                 $defaultPreferences['stubthreshold'] = [
 895                         'type' => 'select',
 896                         'section' => 'rendering/advancedrendering',
 897                         'options' => $stubThresholdOptions,
 898                         // This is not a raw HTML message; label-raw is needed for the manual <a></a>
 899                         'label-raw' => $l10n->msg( 'stub-threshold' )->rawParams(
 900                                 '<a href="#" class="stub">' .
 901                                 $l10n->msg( 'stub-threshold-sample-link' )->parse() .
 902                                 '</a>' )->parse(),
 903                 ];
 904
 905                 $defaultPreferences['showhiddencats'] = [
 906                         'type' => 'toggle',
 907                         'section' => 'rendering/advancedrendering',
 908                         'label-message' => 'tog-showhiddencats'
 909                 ];
 910
 911                 $defaultPreferences['numberheadings'] = [
 912                         'type' => 'toggle',
 913                         'section' => 'rendering/advancedrendering',
 914                         'label-message' => 'tog-numberheadings',
 915                 ];
 916         }
 917
 918         /**
 919          * @param User $user
 920          * @param MessageLocalizer $l10n
 921          * @param array &$defaultPreferences
 922          */
 923         protected function editingPreferences( User $user, MessageLocalizer $l10n, &$defaultPreferences ) {
 924                 # # Editing #####################################
 925                 $defaultPreferences['editsectiononrightclick'] = [
 926                         'type' => 'toggle',
 927                         'section' => 'editing/advancedediting',
 928                         'label-message' => 'tog-editsectiononrightclick',
 929                 ];
 930                 $defaultPreferences['editondblclick'] = [
 931                         'type' => 'toggle',
 932                         'section' => 'editing/advancedediting',
 933                         'label-message' => 'tog-editondblclick',
 934                 ];
 935
 936                 if ( $this->config->get( 'AllowUserCssPrefs' ) ) {
 937                         $defaultPreferences['editfont'] = [
 938                                 'type' => 'select',
 939                                 'section' => 'editing/editor',
 940                                 'label-message' => 'editfont-style',
 941                                 'options' => [
 942                                         $l10n->msg( 'editfont-monospace' )->text() => 'monospace',
 943                                         $l10n->msg( 'editfont-sansserif' )->text() => 'sans-serif',
 944                                         $l10n->msg( 'editfont-serif' )->text() => 'serif',
 945                                 ]
 946                         ];
 947                 }
 948
 949                 if ( $user->isAllowed( 'minoredit' ) ) {
 950                         $defaultPreferences['minordefault'] = [
 951                                 'type' => 'toggle',
 952                                 'section' => 'editing/editor',
 953                                 'label-message' => 'tog-minordefault',
 954                         ];
 955                 }
 956
 957                 $defaultPreferences['forceeditsummary'] = [
 958                         'type' => 'toggle',
 959                         'section' => 'editing/editor',
 960                         'label-message' => 'tog-forceeditsummary',
 961                 ];
 962                 $defaultPreferences['useeditwarning'] = [
 963                         'type' => 'toggle',
 964                         'section' => 'editing/editor',
 965                         'label-message' => 'tog-useeditwarning',
 966                 ];
 967                 $defaultPreferences['showtoolbar'] = [
 968                         'type' => 'toggle',
 969                         'section' => 'editing/editor',
 970                         'label-message' => 'tog-showtoolbar',
 971                 ];
 972
 973                 $defaultPreferences['previewonfirst'] = [
 974                         'type' => 'toggle',
 975                         'section' => 'editing/preview',
 976                         'label-message' => 'tog-previewonfirst',
 977                 ];
 978                 $defaultPreferences['previewontop'] = [
 979                         'type' => 'toggle',
 980                         'section' => 'editing/preview',
 981                         'label-message' => 'tog-previewontop',
 982                 ];
 983                 $defaultPreferences['uselivepreview'] = [
 984                         'type' => 'toggle',
 985                         'section' => 'editing/preview',
 986                         'label-message' => 'tog-uselivepreview',
 987                 ];
 988         }
 989
 990         /**
 991          * @param User $user
 992          * @param MessageLocalizer $l10n
 993          * @param array &$defaultPreferences
 994          */
 995         protected function rcPreferences( User $user, MessageLocalizer $l10n, &$defaultPreferences ) {
 996                 $rcMaxAge = $this->config->get( 'RCMaxAge' );
 997                 # # RecentChanges #####################################
 998                 $defaultPreferences['rcdays'] = [
 999                         'type' => 'float',
1000                         'label-message' => 'recentchangesdays',
1001                         'section' => 'rc/displayrc',
1002                         'min' => 1,
1003                         'max' => ceil( $rcMaxAge / ( 3600 * 24 ) ),
1004                         'help' => $l10n->msg( 'recentchangesdays-max' )->numParams(
1005                                 ceil( $rcMaxAge / ( 3600 * 24 ) ) )->escaped()
1006                 ];
1007                 $defaultPreferences['rclimit'] = [
1008                         'type' => 'int',
1009                         'min' => 0,
1010                         'max' => 1000,
1011                         'label-message' => 'recentchangescount',
1012                         'help-message' => 'prefs-help-recentchangescount',
1013                         'section' => 'rc/displayrc',
1014                 ];
1015                 $defaultPreferences['usenewrc'] = [
1016                         'type' => 'toggle',
1017                         'label-message' => 'tog-usenewrc',
1018                         'section' => 'rc/advancedrc',
1019                 ];
1020                 $defaultPreferences['hideminor'] = [
1021                         'type' => 'toggle',
1022                         'label-message' => 'tog-hideminor',
1023                         'section' => 'rc/advancedrc',
1024                 ];
1025                 $defaultPreferences['rcfilters-saved-queries'] = [
1026                         'type' => 'api',
1027                 ];
1028                 $defaultPreferences['rcfilters-wl-saved-queries'] = [
1029                         'type' => 'api',
1030                 ];
1031                 // Override RCFilters preferences for RecentChanges 'limit'
1032                 $defaultPreferences['rcfilters-limit'] = [
1033                         'type' => 'api',
1034                 ];
1035                 $defaultPreferences['rcfilters-saved-queries-versionbackup'] = [
1036                         'type' => 'api',
1037                 ];
1038                 $defaultPreferences['rcfilters-wl-saved-queries-versionbackup'] = [
1039                         'type' => 'api',
1040                 ];
1041
1042                 if ( $this->config->get( 'RCWatchCategoryMembership' ) ) {
1043                         $defaultPreferences['hidecategorization'] = [
1044                                 'type' => 'toggle',
1045                                 'label-message' => 'tog-hidecategorization',
1046                                 'section' => 'rc/advancedrc',
1047                         ];
1048                 }
1049
1050                 if ( $user->useRCPatrol() ) {
1051                         $defaultPreferences['hidepatrolled'] = [
1052                                 'type' => 'toggle',
1053                                 'section' => 'rc/advancedrc',
1054                                 'label-message' => 'tog-hidepatrolled',
1055                         ];
1056                 }
1057
1058                 if ( $user->useNPPatrol() ) {
1059                         $defaultPreferences['newpageshidepatrolled'] = [
1060                                 'type' => 'toggle',
1061                                 'section' => 'rc/advancedrc',
1062                                 'label-message' => 'tog-newpageshidepatrolled',
1063                         ];
1064                 }
1065
1066                 if ( $this->config->get( 'RCShowWatchingUsers' ) ) {
1067                         $defaultPreferences['shownumberswatching'] = [
1068                                 'type' => 'toggle',
1069                                 'section' => 'rc/advancedrc',
1070                                 'label-message' => 'tog-shownumberswatching',
1071                         ];
1072                 }
1073
1074                 if ( $this->config->get( 'StructuredChangeFiltersShowPreference' ) ) {
1075                         $defaultPreferences['rcenhancedfilters-disable'] = [
1076                                 'type' => 'toggle',
1077                                 'section' => 'rc/opt-out',
1078                                 'label-message' => 'rcfilters-preference-label',
1079                                 'help-message' => 'rcfilters-preference-help',
1080                         ];
1081                 }
1082         }
1083
1084         /**
1085          * @param User $user
1086          * @param IContextSource $context
1087          * @param array &$defaultPreferences
1088          */
1089         protected function watchlistPreferences(
1090                 User $user, IContextSource $context, &$defaultPreferences
1091         ) {
1092                 $oouiEnabled = SpecialPreferences::isOouiEnabled( $context );
1093
1094                 $watchlistdaysMax = ceil( $this->config->get( 'RCMaxAge' ) / ( 3600 * 24 ) );
1095
1096                 # # Watchlist #####################################
1097                 if ( $user->isAllowed( 'editmywatchlist' ) ) {
1098                         $editWatchlistLinks = '';
1099                         $editWatchlistLinksOld = [];
1100                         $editWatchlistModes = [
1101                                 'edit' => [ 'subpage' => false, 'flags' => [] ],
1102                                 'raw' => [ 'subpage' => 'raw', 'flags' => [] ],
1103                                 'clear' => [ 'subpage' => 'clear', 'flags' => [ 'destructive' ] ],
1104                         ];
1105                         foreach ( $editWatchlistModes as $mode => $options ) {
1106                                 // Messages: prefs-editwatchlist-edit, prefs-editwatchlist-raw, prefs-editwatchlist-clear
1107                                 if ( $oouiEnabled ) {
1108                                         $editWatchlistLinks .=
1109                                                 new \OOUI\ButtonWidget( [
1110                                                         'href' => SpecialPage::getTitleFor( 'EditWatchlist', $options['subpage'] )->getLinkURL(),
1111                                                         'flags' => $options[ 'flags' ],
1112                                                         'label' => new \OOUI\HtmlSnippet(
1113                                                                 $context->msg( "prefs-editwatchlist-{$mode}" )->parse()
1114                                                         ),
1115                                                 ] );
1116                                 } else {
1117                                         $editWatchlistLinksOld[] = $this->linkRenderer->makeKnownLink(
1118                                                 SpecialPage::getTitleFor( 'EditWatchlist', $options['subpage'] ),
1119                                                 new HtmlArmor( $context->msg( "prefs-editwatchlist-{$mode}" )->parse() )
1120                                         );
1121                                 }
1122                         }
1123
1124                         $defaultPreferences['editwatchlist'] = [
1125                                 'type' => 'info',
1126                                 'raw' => true,
1127                                 'default' => $oouiEnabled ?
1128                                         $editWatchlistLinks :
1129                                         $context->getLanguage()->pipeList( $editWatchlistLinksOld ),
1130                                 'label-message' => 'prefs-editwatchlist-label',
1131                                 'section' => 'watchlist/editwatchlist',
1132                         ];
1133                 }
1134
1135                 $defaultPreferences['watchlistdays'] = [
1136                         'type' => 'float',
1137                         'min' => 0,
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' => 0,
1147                         'max' => 1000,
1148                         'label-message' => 'prefs-watchlist-edits',
1149                         'help' => $context->msg( 'prefs-watchlist-edits-max' )->escaped(),
1150                         'section' => 'watchlist/displaywatchlist',
1151                 ];
1152                 $defaultPreferences['extendwatchlist'] = [
1153                         'type' => 'toggle',
1154                         'section' => 'watchlist/advancedwatchlist',
1155                         'label-message' => 'tog-extendwatchlist',
1156                 ];
1157                 $defaultPreferences['watchlisthideminor'] = [
1158                         'type' => 'toggle',
1159                         'section' => 'watchlist/advancedwatchlist',
1160                         'label-message' => 'tog-watchlisthideminor',
1161                 ];
1162                 $defaultPreferences['watchlisthidebots'] = [
1163                         'type' => 'toggle',
1164                         'section' => 'watchlist/advancedwatchlist',
1165                         'label-message' => 'tog-watchlisthidebots',
1166                 ];
1167                 $defaultPreferences['watchlisthideown'] = [
1168                         'type' => 'toggle',
1169                         'section' => 'watchlist/advancedwatchlist',
1170                         'label-message' => 'tog-watchlisthideown',
1171                 ];
1172                 $defaultPreferences['watchlisthideanons'] = [
1173                         'type' => 'toggle',
1174                         'section' => 'watchlist/advancedwatchlist',
1175                         'label-message' => 'tog-watchlisthideanons',
1176                 ];
1177                 $defaultPreferences['watchlisthideliu'] = [
1178                         'type' => 'toggle',
1179                         'section' => 'watchlist/advancedwatchlist',
1180                         'label-message' => 'tog-watchlisthideliu',
1181                 ];
1182
1183                 if ( !\SpecialWatchlist::checkStructuredFilterUiEnabled(
1184                         $this->config,
1185                         $user
1186                 ) ) {
1187                         $defaultPreferences['watchlistreloadautomatically'] = [
1188                                 'type' => 'toggle',
1189                                 'section' => 'watchlist/advancedwatchlist',
1190                                 'label-message' => 'tog-watchlistreloadautomatically',
1191                         ];
1192                 }
1193
1194                 $defaultPreferences['watchlistunwatchlinks'] = [
1195                         'type' => 'toggle',
1196                         'section' => 'watchlist/advancedwatchlist',
1197                         'label-message' => 'tog-watchlistunwatchlinks',
1198                 ];
1199
1200                 if ( $this->config->get( 'RCWatchCategoryMembership' ) ) {
1201                         $defaultPreferences['watchlisthidecategorization'] = [
1202                                 'type' => 'toggle',
1203                                 'section' => 'watchlist/advancedwatchlist',
1204                                 'label-message' => 'tog-watchlisthidecategorization',
1205                         ];
1206                 }
1207
1208                 if ( $user->useRCPatrol() ) {
1209                         $defaultPreferences['watchlisthidepatrolled'] = [
1210                                 'type' => 'toggle',
1211                                 'section' => 'watchlist/advancedwatchlist',
1212                                 'label-message' => 'tog-watchlisthidepatrolled',
1213                         ];
1214                 }
1215
1216                 $watchTypes = [
1217                         'edit' => 'watchdefault',
1218                         'move' => 'watchmoves',
1219                         'delete' => 'watchdeletion'
1220                 ];
1221
1222                 // Kinda hacky
1223                 if ( $user->isAllowed( 'createpage' ) || $user->isAllowed( 'createtalk' ) ) {
1224                         $watchTypes['read'] = 'watchcreations';
1225                 }
1226
1227                 if ( $user->isAllowed( 'rollback' ) ) {
1228                         $watchTypes['rollback'] = 'watchrollback';
1229                 }
1230
1231                 if ( $user->isAllowed( 'upload' ) ) {
1232                         $watchTypes['upload'] = 'watchuploads';
1233                 }
1234
1235                 foreach ( $watchTypes as $action => $pref ) {
1236                         if ( $user->isAllowed( $action ) ) {
1237                                 // Messages:
1238                                 // tog-watchdefault, tog-watchmoves, tog-watchdeletion, tog-watchcreations, tog-watchuploads
1239                                 // tog-watchrollback
1240                                 $defaultPreferences[$pref] = [
1241                                         'type' => 'toggle',
1242                                         'section' => 'watchlist/advancedwatchlist',
1243                                         'label-message' => "tog-$pref",
1244                                 ];
1245                         }
1246                 }
1247
1248                 $defaultPreferences['watchlisttoken'] = [
1249                         'type' => 'api',
1250                 ];
1251
1252                 if ( $oouiEnabled ) {
1253                         $tokenButton = new \OOUI\ButtonWidget( [
1254                                 'href' => SpecialPage::getTitleFor( 'ResetTokens' )->getLinkURL( [
1255                                         'returnto' => SpecialPage::getTitleFor( 'Preferences' )->getPrefixedText()
1256                                 ] ),
1257                                 'label' => $context->msg( 'prefs-watchlist-managetokens' )->text(),
1258                         ] );
1259                         $defaultPreferences['watchlisttoken-info'] = [
1260                                 'type' => 'info',
1261                                 'section' => 'watchlist/tokenwatchlist',
1262                                 'label-message' => 'prefs-watchlist-token',
1263                                 'help-message' => 'prefs-help-tokenmanagement',
1264                                 'raw' => true,
1265                                 'default' => (string)$tokenButton,
1266                         ];
1267                 } else {
1268                         $defaultPreferences['watchlisttoken-info'] = [
1269                                 'type' => 'info',
1270                                 'section' => 'watchlist/tokenwatchlist',
1271                                 'label-message' => 'prefs-watchlist-token',
1272                                 'default' => $user->getTokenFromOption( 'watchlisttoken' ),
1273                                 'help-message' => 'prefs-help-watchlist-token2',
1274                         ];
1275                 }
1276
1277                 if ( $this->config->get( 'StructuredChangeFiltersShowWatchlistPreference' ) ) {
1278                         $defaultPreferences['wlenhancedfilters-disable'] = [
1279                                 'type' => 'toggle',
1280                                 'section' => 'watchlist/opt-out',
1281                                 'label-message' => 'rcfilters-watchlist-preference-label',
1282                                 'help-message' => 'rcfilters-watchlist-preference-help',
1283                         ];
1284                 }
1285         }
1286
1287         /**
1288          * @param array &$defaultPreferences
1289          */
1290         protected function searchPreferences( &$defaultPreferences ) {
1291                 foreach ( MWNamespace::getValidNamespaces() as $n ) {
1292                         $defaultPreferences['searchNs' . $n] = [
1293                                 'type' => 'api',
1294                         ];
1295                 }
1296         }
1297
1298         /**
1299          * @param User $user The User object
1300          * @param IContextSource $context
1301          * @return array Text/links to display as key; $skinkey as value
1302          */
1303         protected function generateSkinOptions( User $user, IContextSource $context ) {
1304                 $ret = [];
1305
1306                 $mptitle = Title::newMainPage();
1307                 $previewtext = $context->msg( 'skin-preview' )->escaped();
1308
1309                 # Only show skins that aren't disabled in $wgSkipSkins
1310                 $validSkinNames = Skin::getAllowedSkins();
1311
1312                 foreach ( $validSkinNames as $skinkey => &$skinname ) {
1313                         $msg = $context->msg( "skinname-{$skinkey}" );
1314                         if ( $msg->exists() ) {
1315                                 $skinname = htmlspecialchars( $msg->text() );
1316                         }
1317                 }
1318
1319                 $defaultSkin = $this->config->get( 'DefaultSkin' );
1320                 $allowUserCss = $this->config->get( 'AllowUserCss' );
1321                 $allowUserJs = $this->config->get( 'AllowUserJs' );
1322
1323                 # Sort by the internal name, so that the ordering is the same for each display language,
1324                 # especially if some skin names are translated to use a different alphabet and some are not.
1325                 uksort( $validSkinNames, function ( $a, $b ) use ( $defaultSkin ) {
1326                         # Display the default first in the list by comparing it as lesser than any other.
1327                         if ( strcasecmp( $a, $defaultSkin ) === 0 ) {
1328                                 return -1;
1329                         }
1330                         if ( strcasecmp( $b, $defaultSkin ) === 0 ) {
1331                                 return 1;
1332                         }
1333                         return strcasecmp( $a, $b );
1334                 } );
1335
1336                 $foundDefault = false;
1337                 foreach ( $validSkinNames as $skinkey => $sn ) {
1338                         $linkTools = [];
1339
1340                         # Mark the default skin
1341                         if ( strcasecmp( $skinkey, $defaultSkin ) === 0 ) {
1342                                 $linkTools[] = $context->msg( 'default' )->escaped();
1343                                 $foundDefault = true;
1344                         }
1345
1346                         # Create preview link
1347                         $mplink = htmlspecialchars( $mptitle->getLocalURL( [ 'useskin' => $skinkey ] ) );
1348                         $linkTools[] = "<a target='_blank' href=\"$mplink\">$previewtext</a>";
1349
1350                         # Create links to user CSS/JS pages
1351                         if ( $allowUserCss ) {
1352                                 $cssPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.css' );
1353                                 $cssLinkText = $context->msg( 'prefs-custom-css' )->text();
1354                                 $linkTools[] = $this->linkRenderer->makeLink( $cssPage, $cssLinkText );
1355                         }
1356
1357                         if ( $allowUserJs ) {
1358                                 $jsPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.js' );
1359                                 $jsLinkText = $context->msg( 'prefs-custom-js' )->text();
1360                                 $linkTools[] = $this->linkRenderer->makeLink( $jsPage, $jsLinkText );
1361                         }
1362
1363                         $display = $sn . ' ' . $context->msg( 'parentheses' )
1364                                 ->rawParams( $context->getLanguage()->pipeList( $linkTools ) )
1365                                 ->escaped();
1366                         $ret[$display] = $skinkey;
1367                 }
1368
1369                 if ( !$foundDefault ) {
1370                         // If the default skin is not available, things are going to break horribly because the
1371                         // default value for skin selector will not be a valid value. Let's just not show it then.
1372                         return [];
1373                 }
1374
1375                 return $ret;
1376         }
1377
1378         /**
1379          * @param IContextSource $context
1380          * @return array
1381          */
1382         protected function getDateOptions( IContextSource $context ) {
1383                 $lang = $context->getLanguage();
1384                 $dateopts = $lang->getDatePreferences();
1385
1386                 $ret = [];
1387
1388                 if ( $dateopts ) {
1389                         if ( !in_array( 'default', $dateopts ) ) {
1390                                 $dateopts[] = 'default'; // Make sure default is always valid T21237
1391                         }
1392
1393                         // FIXME KLUGE: site default might not be valid for user language
1394                         global $wgDefaultUserOptions;
1395                         if ( !in_array( $wgDefaultUserOptions['date'], $dateopts ) ) {
1396                                 $wgDefaultUserOptions['date'] = 'default';
1397                         }
1398
1399                         $epoch = wfTimestampNow();
1400                         foreach ( $dateopts as $key ) {
1401                                 if ( $key == 'default' ) {
1402                                         $formatted = $context->msg( 'datedefault' )->escaped();
1403                                 } else {
1404                                         $formatted = htmlspecialchars( $lang->timeanddate( $epoch, false, $key ) );
1405                                 }
1406                                 $ret[$formatted] = $key;
1407                         }
1408                 }
1409                 return $ret;
1410         }
1411
1412         /**
1413          * @param MessageLocalizer $l10n
1414          * @return array
1415          */
1416         protected function getImageSizes( MessageLocalizer $l10n ) {
1417                 $ret = [];
1418                 $pixels = $l10n->msg( 'unit-pixel' )->text();
1419
1420                 foreach ( $this->config->get( 'ImageLimits' ) as $index => $limits ) {
1421                         // Note: A left-to-right marker (U+200E) is inserted, see T144386
1422                         $display = "{$limits[0]}\u{200E}×{$limits[1]}$pixels";
1423                         $ret[$display] = $index;
1424                 }
1425
1426                 return $ret;
1427         }
1428
1429         /**
1430          * @param MessageLocalizer $l10n
1431          * @return array
1432          */
1433         protected function getThumbSizes( MessageLocalizer $l10n ) {
1434                 $ret = [];
1435                 $pixels = $l10n->msg( 'unit-pixel' )->text();
1436
1437                 foreach ( $this->config->get( 'ThumbLimits' ) as $index => $size ) {
1438                         $display = $size . $pixels;
1439                         $ret[$display] = $index;
1440                 }
1441
1442                 return $ret;
1443         }
1444
1445         /**
1446          * @param string $signature
1447          * @param array $alldata
1448          * @param HTMLForm $form
1449          * @return bool|string
1450          */
1451         protected function validateSignature( $signature, $alldata, HTMLForm $form ) {
1452                 $maxSigChars = $this->config->get( 'MaxSigChars' );
1453                 if ( mb_strlen( $signature ) > $maxSigChars ) {
1454                         return Xml::element( 'span', [ 'class' => 'error' ],
1455                                 $form->msg( 'badsiglength' )->numParams( $maxSigChars )->text() );
1456                 } elseif ( isset( $alldata['fancysig'] ) &&
1457                                 $alldata['fancysig'] &&
1458                                 MediaWikiServices::getInstance()->getParser()->validateSig( $signature ) === false
1459                 ) {
1460                         return Xml::element(
1461                                 'span',
1462                                 [ 'class' => 'error' ],
1463                                 $form->msg( 'badsig' )->text()
1464                         );
1465                 } else {
1466                         return true;
1467                 }
1468         }
1469
1470         /**
1471          * @param string $signature
1472          * @param array $alldata
1473          * @param HTMLForm $form
1474          * @return string
1475          */
1476         protected function cleanSignature( $signature, $alldata, HTMLForm $form ) {
1477                 $parser = MediaWikiServices::getInstance()->getParser();
1478                 if ( isset( $alldata['fancysig'] ) && $alldata['fancysig'] ) {
1479                         $signature = $parser->cleanSig( $signature );
1480                 } else {
1481                         // When no fancy sig used, make sure ~{3,5} get removed.
1482                         $signature = Parser::cleanSigInSig( $signature );
1483                 }
1484
1485                 return $signature;
1486         }
1487
1488         /**
1489          * @param User $user
1490          * @param IContextSource $context
1491          * @param string $formClass
1492          * @param array $remove Array of items to remove
1493          * @return HTMLForm
1494          */
1495         public function getForm(
1496                 User $user,
1497                 IContextSource $context,
1498                 $formClass = PreferencesFormLegacy::class,
1499                 array $remove = []
1500         ) {
1501                 if ( SpecialPreferences::isOouiEnabled( $context ) ) {
1502                         // We use ButtonWidgets in some of the getPreferences() functions
1503                         $context->getOutput()->enableOOUI();
1504                 }
1505
1506                 $formDescriptor = $this->getFormDescriptor( $user, $context );
1507                 if ( count( $remove ) ) {
1508                         $removeKeys = array_flip( $remove );
1509                         $formDescriptor = array_diff_key( $formDescriptor, $removeKeys );
1510                 }
1511
1512                 // Remove type=api preferences. They are not intended for rendering in the form.
1513                 foreach ( $formDescriptor as $name => $info ) {
1514                         if ( isset( $info['type'] ) && $info['type'] === 'api' ) {
1515                                 unset( $formDescriptor[$name] );
1516                         }
1517                 }
1518
1519                 /**
1520                  * @var $htmlForm HTMLForm
1521                  */
1522                 $htmlForm = new $formClass( $formDescriptor, $context, 'prefs' );
1523
1524                 $htmlForm->setModifiedUser( $user );
1525                 $htmlForm->setId( 'mw-prefs-form' );
1526                 $htmlForm->setAutocomplete( 'off' );
1527                 $htmlForm->setSubmitText( $context->msg( 'saveprefs' )->text() );
1528                 # Used message keys: 'accesskey-preferences-save', 'tooltip-preferences-save'
1529                 $htmlForm->setSubmitTooltip( 'preferences-save' );
1530                 $htmlForm->setSubmitID( 'prefcontrol' );
1531                 $htmlForm->setSubmitCallback( function ( array $formData, HTMLForm $form ) {
1532                         return $this->submitForm( $formData, $form );
1533                 } );
1534
1535                 return $htmlForm;
1536         }
1537
1538         /**
1539          * @param IContextSource $context
1540          * @return array
1541          */
1542         protected function getTimezoneOptions( IContextSource $context ) {
1543                 $opt = [];
1544
1545                 $localTZoffset = $this->config->get( 'LocalTZoffset' );
1546                 $timeZoneList = $this->getTimeZoneList( $context->getLanguage() );
1547
1548                 $timestamp = MWTimestamp::getLocalInstance();
1549                 // Check that the LocalTZoffset is the same as the local time zone offset
1550                 if ( $localTZoffset == $timestamp->format( 'Z' ) / 60 ) {
1551                         $timezoneName = $timestamp->getTimezone()->getName();
1552                         // Localize timezone
1553                         if ( isset( $timeZoneList[$timezoneName] ) ) {
1554                                 $timezoneName = $timeZoneList[$timezoneName]['name'];
1555                         }
1556                         $server_tz_msg = $context->msg(
1557                                 'timezoneuseserverdefault',
1558                                 $timezoneName
1559                         )->text();
1560                 } else {
1561                         $tzstring = sprintf(
1562                                 '%+03d:%02d',
1563                                 floor( $localTZoffset / 60 ),
1564                                 abs( $localTZoffset ) % 60
1565                         );
1566                         $server_tz_msg = $context->msg( 'timezoneuseserverdefault', $tzstring )->text();
1567                 }
1568                 $opt[$server_tz_msg] = "System|$localTZoffset";
1569                 $opt[$context->msg( 'timezoneuseoffset' )->text()] = 'other';
1570                 $opt[$context->msg( 'guesstimezone' )->text()] = 'guess';
1571
1572                 foreach ( $timeZoneList as $timeZoneInfo ) {
1573                         $region = $timeZoneInfo['region'];
1574                         if ( !isset( $opt[$region] ) ) {
1575                                 $opt[$region] = [];
1576                         }
1577                         $opt[$region][$timeZoneInfo['name']] = $timeZoneInfo['timecorrection'];
1578                 }
1579                 return $opt;
1580         }
1581
1582         /**
1583          * @param string $tz
1584          * @param array $alldata
1585          * @return string
1586          */
1587         protected function filterTimezoneInput( $tz, array $alldata ) {
1588                 $data = explode( '|', $tz, 3 );
1589                 switch ( $data[0] ) {
1590                         case 'ZoneInfo':
1591                                 $valid = false;
1592
1593                                 if ( count( $data ) === 3 ) {
1594                                         // Make sure this timezone exists
1595                                         try {
1596                                                 new DateTimeZone( $data[2] );
1597                                                 // If the constructor didn't throw, we know it's valid
1598                                                 $valid = true;
1599                                         } catch ( Exception $e ) {
1600                                                 // Not a valid timezone
1601                                         }
1602                                 }
1603
1604                                 if ( !$valid ) {
1605                                         // If the supplied timezone doesn't exist, fall back to the encoded offset
1606                                         return 'Offset|' . intval( $tz[1] );
1607                                 }
1608                                 return $tz;
1609                         case 'System':
1610                                 return $tz;
1611                         default:
1612                                 $data = explode( ':', $tz, 2 );
1613                                 if ( count( $data ) == 2 ) {
1614                                         $data[0] = intval( $data[0] );
1615                                         $data[1] = intval( $data[1] );
1616                                         $minDiff = abs( $data[0] ) * 60 + $data[1];
1617                                         if ( $data[0] < 0 ) {
1618                                                 $minDiff = - $minDiff;
1619                                         }
1620                                 } else {
1621                                         $minDiff = intval( $data[0] ) * 60;
1622                                 }
1623
1624                                 # Max is +14:00 and min is -12:00, see:
1625                                 # https://en.wikipedia.org/wiki/Timezone
1626                                 $minDiff = min( $minDiff, 840 );  # 14:00
1627                                 $minDiff = max( $minDiff, -720 ); # -12:00
1628                                 return 'Offset|' . $minDiff;
1629                 }
1630         }
1631
1632         /**
1633          * Handle the form submission if everything validated properly
1634          *
1635          * @param array $formData
1636          * @param HTMLForm $form
1637          * @return bool|Status|string
1638          */
1639         protected function saveFormData( $formData, HTMLForm $form ) {
1640                 $user = $form->getModifiedUser();
1641                 $hiddenPrefs = $this->config->get( 'HiddenPrefs' );
1642                 $result = true;
1643
1644                 if ( !$user->isAllowedAny( 'editmyprivateinfo', 'editmyoptions' ) ) {
1645                         return Status::newFatal( 'mypreferencesprotected' );
1646                 }
1647
1648                 // Filter input
1649                 foreach ( array_keys( $formData ) as $name ) {
1650                         $filters = $this->getSaveFilters();
1651                         if ( isset( $filters[$name] ) ) {
1652                                 $formData[$name] = call_user_func( $filters[$name], $formData[$name], $formData );
1653                         }
1654                 }
1655
1656                 // Fortunately, the realname field is MUCH simpler
1657                 // (not really "private", but still shouldn't be edited without permission)
1658
1659                 if ( !in_array( 'realname', $hiddenPrefs )
1660                         && $user->isAllowed( 'editmyprivateinfo' )
1661                         && array_key_exists( 'realname', $formData )
1662                 ) {
1663                         $realName = $formData['realname'];
1664                         $user->setRealName( $realName );
1665                 }
1666
1667                 if ( $user->isAllowed( 'editmyoptions' ) ) {
1668                         $oldUserOptions = $user->getOptions();
1669
1670                         foreach ( $this->getSaveBlacklist() as $b ) {
1671                                 unset( $formData[$b] );
1672                         }
1673
1674                         # If users have saved a value for a preference which has subsequently been disabled
1675                         # via $wgHiddenPrefs, we don't want to destroy that setting in case the preference
1676                         # is subsequently re-enabled
1677                         foreach ( $hiddenPrefs as $pref ) {
1678                                 # If the user has not set a non-default value here, the default will be returned
1679                                 # and subsequently discarded
1680                                 $formData[$pref] = $user->getOption( $pref, null, true );
1681                         }
1682
1683                         // If the user changed the rclimit preference, also change the rcfilters-rclimit preference
1684                         if (
1685                                 isset( $formData['rclimit'] ) &&
1686                                 intval( $formData[ 'rclimit' ] ) !== $user->getIntOption( 'rclimit' )
1687                         ) {
1688                                 $formData['rcfilters-limit'] = $formData['rclimit'];
1689                         }
1690
1691                         // Keep old preferences from interfering due to back-compat code, etc.
1692                         $user->resetOptions( 'unused', $form->getContext() );
1693
1694                         foreach ( $formData as $key => $value ) {
1695                                 $user->setOption( $key, $value );
1696                         }
1697
1698                         Hooks::run(
1699                                 'PreferencesFormPreSave',
1700                                 [ $formData, $form, $user, &$result, $oldUserOptions ]
1701                         );
1702                 }
1703
1704                 AuthManager::callLegacyAuthPlugin( 'updateExternalDB', [ $user ] );
1705                 $user->saveSettings();
1706
1707                 return $result;
1708         }
1709
1710         /**
1711          * DO NOT USE. Temporary function to punch hole for the Preferences class.
1712          *
1713          * @deprecated since 1.31, its inception
1714          *
1715          * @param array $formData
1716          * @param HTMLForm $form
1717          * @return bool|Status|string
1718          */
1719         public function legacySaveFormData( $formData, HTMLForm $form ) {
1720                 return $this->saveFormData( $formData, $form );
1721         }
1722
1723         /**
1724          * Save the form data and reload the page
1725          *
1726          * @param array $formData
1727          * @param HTMLForm $form
1728          * @return Status
1729          */
1730         protected function submitForm( array $formData, HTMLForm $form ) {
1731                 $res = $this->saveFormData( $formData, $form );
1732
1733                 if ( $res === true ) {
1734                         $context = $form->getContext();
1735                         $urlOptions = [];
1736
1737                         if ( $res === 'eauth' ) {
1738                                 $urlOptions['eauth'] = 1;
1739                         }
1740
1741                         if (
1742                                 $context->getRequest()->getFuzzyBool( 'ooui' ) !==
1743                                 $context->getConfig()->get( 'OOUIPreferences' )
1744                         ) {
1745                                 $urlOptions[ 'ooui' ] = $context->getRequest()->getFuzzyBool( 'ooui' ) ? 1 : 0;
1746                         }
1747
1748                         $urlOptions += $form->getExtraSuccessRedirectParameters();
1749
1750                         $url = $form->getTitle()->getFullURL( $urlOptions );
1751
1752                         // Set session data for the success message
1753                         $context->getRequest()->getSession()->set( 'specialPreferencesSaveSuccess', 1 );
1754
1755                         $context->getOutput()->redirect( $url );
1756                 }
1757
1758                 return ( $res === true ? Status::newGood() : $res );
1759         }
1760
1761         /**
1762          * DO NOT USE. Temporary function to punch hole for the Preferences class.
1763          *
1764          * @deprecated since 1.31, its inception
1765          *
1766          * @param array $formData
1767          * @param HTMLForm $form
1768          * @return Status
1769          */
1770         public function legacySubmitForm( array $formData, HTMLForm $form ) {
1771                 return $this->submitForm( $formData, $form );
1772         }
1773
1774         /**
1775          * Get a list of all time zones
1776          * @param Language $language Language used for the localized names
1777          * @return array A list of all time zones. The system name of the time zone is used as key and
1778          *  the value is an array which contains localized name, the timecorrection value used for
1779          *  preferences and the region
1780          * @since 1.26
1781          */
1782         protected function getTimeZoneList( Language $language ) {
1783                 $identifiers = DateTimeZone::listIdentifiers();
1784                 if ( $identifiers === false ) {
1785                         return [];
1786                 }
1787                 sort( $identifiers );
1788
1789                 $tzRegions = [
1790                         'Africa' => wfMessage( 'timezoneregion-africa' )->inLanguage( $language )->text(),
1791                         'America' => wfMessage( 'timezoneregion-america' )->inLanguage( $language )->text(),
1792                         'Antarctica' => wfMessage( 'timezoneregion-antarctica' )->inLanguage( $language )->text(),
1793                         'Arctic' => wfMessage( 'timezoneregion-arctic' )->inLanguage( $language )->text(),
1794                         'Asia' => wfMessage( 'timezoneregion-asia' )->inLanguage( $language )->text(),
1795                         'Atlantic' => wfMessage( 'timezoneregion-atlantic' )->inLanguage( $language )->text(),
1796                         'Australia' => wfMessage( 'timezoneregion-australia' )->inLanguage( $language )->text(),
1797                         'Europe' => wfMessage( 'timezoneregion-europe' )->inLanguage( $language )->text(),
1798                         'Indian' => wfMessage( 'timezoneregion-indian' )->inLanguage( $language )->text(),
1799                         'Pacific' => wfMessage( 'timezoneregion-pacific' )->inLanguage( $language )->text(),
1800                 ];
1801                 asort( $tzRegions );
1802
1803                 $timeZoneList = [];
1804
1805                 $now = new DateTime();
1806
1807                 foreach ( $identifiers as $identifier ) {
1808                         $parts = explode( '/', $identifier, 2 );
1809
1810                         // DateTimeZone::listIdentifiers() returns a number of
1811                         // backwards-compatibility entries. This filters them out of the
1812                         // list presented to the user.
1813                         if ( count( $parts ) !== 2 || !array_key_exists( $parts[0], $tzRegions ) ) {
1814                                 continue;
1815                         }
1816
1817                         // Localize region
1818                         $parts[0] = $tzRegions[$parts[0]];
1819
1820                         $dateTimeZone = new DateTimeZone( $identifier );
1821                         $minDiff = floor( $dateTimeZone->getOffset( $now ) / 60 );
1822
1823                         $display = str_replace( '_', ' ', $parts[0] . '/' . $parts[1] );
1824                         $value = "ZoneInfo|$minDiff|$identifier";
1825
1826                         $timeZoneList[$identifier] = [
1827                                 'name' => $display,
1828                                 'timecorrection' => $value,
1829                                 'region' => $parts[0],
1830                         ];
1831                 }
1832
1833                 return $timeZoneList;
1834         }
1835 }