includes/Preferences.php

   1 <?php
   2
   3 class Preferences {
   4         static $defaultPreferences = null;
   5         static $saveFilters =
   6                 array(
   7                         'timecorrection' => array( 'Preferences', 'filterTimezoneInput' ),
   8                 );
   9
  10         static function getPreferences( $user ) {
  11                 if ( self::$defaultPreferences )
  12                         return self::$defaultPreferences;
  13
  14                 global $wgRCMaxAge;
  15
  16                 $defaultPreferences = array();
  17
  18                 self::profilePreferences( $user, $defaultPreferences );
  19                 self::skinPreferences( $user, $defaultPreferences );
  20                 self::filesPreferences( $user, $defaultPreferences );
  21                 self::mathPreferences( $user, $defaultPreferences );
  22                 self::datetimePreferences( $user, $defaultPreferences );
  23                 self::renderingPreferences( $user, $defaultPreferences );
  24                 self::editingPreferences( $user, $defaultPreferences );
  25                 self::rcPreferences( $user, $defaultPreferences );
  26                 self::watchlistPreferences( $user, $defaultPreferences );
  27                 self::searchPreferences( $user, $defaultPreferences );
  28                 self::miscPreferences( $user, $defaultPreferences );
  29
  30                 wfRunHooks( 'GetPreferences', array( $user, &$defaultPreferences ) );
  31
  32                 ## Remove preferences that wikis don't want to use
  33                 global $wgHiddenPrefs;
  34                 foreach ( $wgHiddenPrefs as $pref ) {
  35                         if ( isset( $defaultPreferences[$pref] ) ) {
  36                                 unset( $defaultPreferences[$pref] );
  37                         }
  38                 }
  39
  40                 ## Prod in defaults from the user
  41                 global $wgDefaultUserOptions;
  42                 foreach( $defaultPreferences as $name => &$info ) {
  43                         $prefFromUser = self::getOptionFromUser( $name, $info, $user );
  44                         $field = HTMLForm::loadInputFromParameters( $info ); // For validation
  45                         $defaultOptions = User::getDefaultOptions();
  46                         $globalDefault = isset( $defaultOptions[$name] )
  47                                                                 ? $defaultOptions[$name]
  48                                                                 : null;
  49
  50                         // If it validates, set it as the default
  51                         if ( isset( $info['default'] ) ) {
  52                                 // Already set, no problem
  53                                 continue;
  54                         } elseif ( !is_null( $prefFromUser ) && // Make sure we're not just pulling nothing
  55                                         $field->validate( $prefFromUser, $user->mOptions ) === true ) {
  56                                 $info['default'] = $prefFromUser;
  57                         } elseif( $field->validate( $globalDefault, $user->mOptions ) === true ) {
  58                                 $info['default'] = $globalDefault;
  59                         } else {
  60                                 throw new MWException( "Global default $globalDefault is invalid for field $name" );
  61                         }
  62                 }
  63
  64                 self::$defaultPreferences = $defaultPreferences;
  65
  66                 return $defaultPreferences;
  67         }
  68
  69         // Pull option from a user account. Handles stuff like array-type preferences.
  70         static function getOptionFromUser( $name, $info, $user ) {
  71                 $val = $user->getOption( $name );
  72
  73                 // Handling for array-type preferences
  74                 if ( ( isset( $info['type'] ) && $info['type'] == 'multiselect' ) ||
  75                                 ( isset( $info['class'] ) && $info['class'] == 'HTMLMultiSelectField' ) ) {
  76
  77                         $options = HTMLFormField::flattenOptions( $info['options'] );
  78                         $prefix = isset( $info['prefix'] ) ? $info['prefix'] : $name;
  79                         $val = array();
  80
  81                         foreach( $options as $label => $value ) {
  82                                 if( $user->getOption( "$prefix$value" ) ) {
  83                                         $val[] = $value;
  84                                 }
  85                         }
  86                 }
  87
  88                 return $val;
  89         }
  90
  91         static function profilePreferences( $user, &$defaultPreferences ) {
  92                 global $wgLang;
  93                 ## User info #####################################
  94                 // Information panel
  95                 $defaultPreferences['username'] =
  96                                 array(
  97                                         'type' => 'info',
  98                                         'label-message' => 'username',
  99                                         'default' => $user->getName(),
 100                                         'section' => 'personal/info',
 101                                 );
 102
 103                 $defaultPreferences['userid'] =
 104                                 array(
 105                                         'type' => 'info',
 106                                         'label-message' => 'uid',
 107                                         'default' => $user->getId(),
 108                                         'section' => 'personal/info',
 109                                 );
 110
 111                 # Get groups to which the user belongs
 112                 $userEffectiveGroups = $user->getEffectiveGroups();
 113                 $userEffectiveGroupsArray = array();
 114                 foreach( $userEffectiveGroups as $ueg ) {
 115                         if( $ueg == '*' ) {
 116                                 // Skip the default * group, seems useless here
 117                                 continue;
 118                         }
 119                         $userEffectiveGroupsArray[] = User::makeGroupLinkHTML( $ueg );
 120                 }
 121                 asort( $userEffectiveGroupsArray );
 122
 123                 $defaultPreferences['usergroups'] =
 124                                 array(
 125                                         'type' => 'info',
 126                                         'label' => wfMsgExt( 'prefs-memberingroups', 'parseinline',
 127                                                                 count( $userEffectiveGroupsArray ) ),
 128                                         'default' => $wgLang->commaList( $userEffectiveGroupsArray ),
 129                                         'raw' => true,
 130                                         'section' => 'personal/info',
 131                                 );
 132
 133                 $defaultPreferences['editcount'] =
 134                                 array(
 135                                         'type' => 'info',
 136                                         'label-message' => 'prefs-edits',
 137                                         'default' => $wgLang->formatNum( $user->getEditCount() ),
 138                                         'section' => 'personal/info',
 139                                 );
 140
 141                 if( $user->getRegistration() ) {
 142                         $defaultPreferences['registrationdate'] =
 143                                         array(
 144                                                 'type' => 'info',
 145                                                 'label-message' => 'prefs-registration',
 146                                                 'default' => $wgLang->timeanddate( $user->getRegistration() ),
 147                                                 'section' => 'personal/info',
 148                                         );
 149                 }
 150
 151                 // Actually changeable stuff
 152                 global $wgAuth;
 153                 $defaultPreferences['realname'] =
 154                                 array(
 155                                         'type' => $wgAuth->allowPropChange( 'realname' ) ? 'text' : 'info',
 156                                         'default' => $user->getRealName(),
 157                                         'section' => 'personal/info',
 158                                         'label-message' => 'yourrealname',
 159                                         'help-message' => 'prefs-help-realname',
 160                                 );
 161
 162                 $defaultPreferences['gender'] =
 163                                 array(
 164                                         'type' => 'select',
 165                                         'section' => 'personal/info',
 166                                         'options' => array(
 167                                                 wfMsg( 'gender-male' ) => 'male',
 168                                                 wfMsg( 'gender-female' ) => 'female',
 169                                                 wfMsg( 'gender-unknown' ) => 'unknown',
 170                                         ),
 171                                         'label-message' => 'yourgender',
 172                                         'help-message' => 'prefs-help-gender',
 173                                 );
 174
 175                 if( $wgAuth->allowPasswordChange() ) {
 176                         global $wgUser; // For skin.
 177                         $link = $wgUser->getSkin()->link( SpecialPage::getTitleFor( 'Resetpass' ),
 178                                 wfMsgHtml( 'prefs-resetpass' ), array(),
 179                                 array( 'returnto' => SpecialPage::getTitleFor( 'Preferences' ) ) );
 180
 181                         $defaultPreferences['password'] =
 182                                         array(
 183                                                 'type' => 'info',
 184                                                 'raw' => true,
 185                                                 'default' => $link,
 186                                                 'label-message' => 'yourpassword',
 187                                                 'section' => 'personal/info',
 188                                         );
 189                 }
 190
 191                 $defaultPreferences['rememberpassword'] =
 192                                 array(
 193                                         'type' => 'toggle',
 194                                         'label-message' => 'tog-rememberpassword',
 195                                         'section' => 'personal/info',
 196                                 );
 197
 198                 // Language
 199                 global $wgContLanguageCode;
 200                 $languages = array_reverse( Language::getLanguageNames( false ) );
 201                 if( !array_key_exists( $wgContLanguageCode, $languages ) ) {
 202                         $languages[$wgContLanguageCode] = $wgContLanguageCode;
 203                 }
 204                 ksort( $languages );
 205
 206                 $options = array();
 207                 foreach( $languages as $code => $name ) {
 208                         $display = "$code - $name";
 209                         $options[$display] = $code;
 210                 }
 211                 $defaultPreferences['language'] =
 212                                 array(
 213                                         'type' => 'select',
 214                                         'section' => 'personal/i18n',
 215                                         'options' => $options,
 216                                         'label-message' => 'yourlanguage',
 217                                 );
 218
 219                 global $wgContLang, $wgDisableLangConversion;
 220                 /* see if there are multiple language variants to choose from*/
 221                 $variantArray = array();
 222                 if( !$wgDisableLangConversion ) {
 223                         $variants = $wgContLang->getVariants();
 224
 225                         $languages = Language::getLanguageNames( true );
 226                         foreach( $variants as $v ) {
 227                                 $v = str_replace( '_', '-', strtolower( $v ) );
 228                                 if( array_key_exists( $v, $languages ) ) {
 229                                         // If it doesn't have a name, we'll pretend it doesn't exist
 230                                         $variantArray[$v] = $languages[$v];
 231                                 }
 232                         }
 233
 234                         $options = array();
 235                         foreach( $variantArray as $code => $name ) {
 236                                 $display = "$code - $name";
 237                                 $options[$display] = $code;
 238                         }
 239
 240                         if( count( $variantArray ) > 1 ) {
 241                                 $defaultPreferences['variant'] =
 242                                         array(
 243                                                 'label-message' => 'yourvariant',
 244                                                 'type' => 'select',
 245                                                 'options' => $options,
 246                                                 'section' => 'personal/i18n',
 247                                         );
 248                         }
 249                 }
 250
 251                 if( count( $variantArray ) > 1 && !$wgDisableLangConversion && !$wgDisableTitleConversion ) {
 252                         $defaultPreferences['noconvertlink'] =
 253                                         array(
 254                                                 'type' => 'toggle',
 255                                                 'section' => 'personal/i18n',
 256                                                 'label-message' => 'tog-noconvertlink',
 257                                         );
 258                 }
 259
 260                 global $wgMaxSigChars;
 261                 $defaultPreferences['nickname'] =
 262                                 array(
 263                                         'type' => $wgAuth->allowPropChange( 'nickname' ) ? 'text' : 'info',
 264                                         'maxlength' => $wgMaxSigChars,
 265                                         'label-message' => 'yournick',
 266                                         'validation-callback' =>
 267                                                 array( 'Preferences', 'validateSignature' ),
 268                                         'section' => 'personal/signature',
 269                                         'filter-callback' => array( 'Preferences', 'cleanSignature' ),
 270                                 );
 271                 $defaultPreferences['fancysig'] =
 272                                 array(
 273                                         'type' => 'toggle',
 274                                         'label-message' => 'tog-fancysig',
 275                                         'section' => 'personal/signature'
 276                                 );
 277
 278                 ## Email stuff
 279                 global $wgEmailConfirmToEdit;
 280
 281                 $defaultPreferences['emailaddress'] =
 282                                 array(
 283                                         'type' => $wgAuth->allowPropChange( 'emailaddress' ) ? 'text' : 'info',
 284                                         'default' => $user->getEmail(),
 285                                         'section' => 'personal/email',
 286                                         'label-message' => 'youremail',
 287                                         'help-message' => $wgEmailConfirmToEdit
 288                                                                                 ? 'prefs-help-email-required'
 289                                                                                 : 'prefs-help-email',
 290                                         'validation-callback' => array( 'Preferences', 'validateEmail' ),
 291                                 );
 292
 293                 global $wgEnableEmail, $wgEnableUserEmail, $wgEmailAuthentication;
 294
 295                 $disableEmailPrefs = false;
 296
 297                 if ( $wgEmailAuthentication ) {
 298                         if ( $user->getEmail() ) {
 299                                 if( $user->getEmailAuthenticationTimestamp() ) {
 300                                         // date and time are separate parameters to facilitate localisation.
 301                                         // $time is kept for backward compat reasons.
 302                                         // 'emailauthenticated' is also used in SpecialConfirmemail.php
 303                                         $time = $wgLang->timeAndDate( $user->getEmailAuthenticationTimestamp(), true );
 304                                         $d = $wgLang->date( $user->getEmailAuthenticationTimestamp(), true );
 305                                         $t = $wgLang->time( $user->getEmailAuthenticationTimestamp(), true );
 306                                         $emailauthenticated = htmlspecialchars( wfMsg( 'emailauthenticated', $time, $d, $t ) ) . '<br />';
 307                                         $disableEmailPrefs = false;
 308                                 } else {
 309                                         $disableEmailPrefs = true;
 310                                         global $wgUser; // wgUser is okay here, it's for display
 311                                         $skin = $wgUser->getSkin();
 312                                         $emailauthenticated = wfMsgHtml( 'emailnotauthenticated' ) . '<br />' .
 313                                                 $skin->link(
 314                                                         SpecialPage::getTitleFor( 'Confirmemail' ),
 315                                                         wfMsg( 'emailconfirmlink' ),
 316                                                         array(),
 317                                                         array(),
 318                                                         array( 'known', 'noclasses' )
 319                                                 ) . '<br />';
 320                                 }
 321                         } else {
 322                                 $disableEmailPrefs = true;
 323                                 $emailauthenticated = wfMsgHtml( 'noemailprefs' );
 324                         }
 325
 326                         $defaultPreferences['emailauthentication'] =
 327                                         array(
 328                                                 'type' => 'info',
 329                                                 'raw' => true,
 330                                                 'section' => 'personal/email',
 331                                                 'label-message' => 'prefs-emailconfirm-label',
 332                                                 'default' => $emailauthenticated,
 333                                         );
 334
 335                 }
 336
 337                 if( $wgEnableEmail ) {
 338                         if( $wgEnableUserEmail ) {
 339                                 $defaultPreferences['disablemail'] =
 340                                                 array(
 341                                                         'type' => 'toggle',
 342                                                         'invert' => true,
 343                                                         'section' => 'personal/email',
 344                                                         'label-message' => 'allowemail',
 345                                                         'disabled' => $disableEmailPrefs,
 346                                                 );
 347                                 $defaultPreferences['ccmeonemails'] =
 348                                                 array(
 349                                                         'type' => 'toggle',
 350                                                         'section' => 'personal/email',
 351                                                         'label-message' => 'tog-ccmeonemails',
 352                                                         'disabled' => $disableEmailPrefs,
 353                                                 );
 354                         }
 355
 356                         $defaultPreferences['enotifwatchlistpages'] =
 357                                         array(
 358                                                 'type' => 'toggle',
 359                                                 'section' => 'personal/email',
 360                                                 'label-message' => 'tog-enotifwatchlistpages',
 361                                                 'disabled' => $disableEmailPrefs,
 362                                         );
 363                         $defaultPreferences['enotifusertalkpages'] =
 364                                         array(
 365                                                 'type' => 'toggle',
 366                                                 'section' => 'personal/email',
 367                                                 'label-message' => 'tog-enotifusertalkpages',
 368                                                 'disabled' => $disableEmailPrefs,
 369                                         );
 370                         $defaultPreferences['enotifminoredits'] =
 371                                         array(
 372                                                 'type' => 'toggle',
 373                                                 'section' => 'personal/email',
 374                                                 'label-message' => 'tog-enotifminoredits',
 375                                                 'disabled' => $disableEmailPrefs,
 376                                         );
 377                         $defaultPreferences['enotifrevealaddr'] =
 378                                         array(
 379                                                 'type' => 'toggle',
 380                                                 'section' => 'personal/email',
 381                                                 'label-message' => 'tog-enotifrevealaddr',
 382                                                 'disabled' => $disableEmailPrefs,
 383                                         );
 384                 }
 385         }
 386
 387         static function skinPreferences( $user, &$defaultPreferences ) {
 388                 ## Skin #####################################
 389                 $defaultPreferences['skin'] =
 390                                 array(
 391                                         'type' => 'radio',
 392                                         'options' => self::generateSkinOptions( $user ),
 393                                         'label' => '&nbsp;',
 394                                         'section' => 'rendering/skin',
 395                                 );
 396
 397                 $selectedSkin = $user->getOption( 'skin' );
 398                 if ( in_array( $selectedSkin, array( 'cologneblue', 'standard' ) ) ) {
 399                         global $wgLang;
 400                         $settings = array_flip( $wgLang->getQuickbarSettings() );
 401
 402                         $defaultPreferences['quickbar'] =
 403                                 array(
 404                                         'type' => 'radio',
 405                                         'options' => $settings,
 406                                         'section' => 'rendering/skin',
 407                                         'label-message' => 'qbsettings',
 408                                 );
 409                 }
 410         }
 411
 412         static function mathPreferences( $user, &$defaultPreferences ) {
 413                 ## Math #####################################
 414                 global $wgUseTeX, $wgLang;
 415                 if( $wgUseTeX ) {
 416                         $defaultPreferences['math'] =
 417                                         array(
 418                                                 'type' => 'radio',
 419                                                 'options' =>
 420                                                         array_flip( array_map( 'wfMsgHtml', $wgLang->getMathNames() ) ),
 421                                                 'label' => '&nbsp;',
 422                                                 'section' => 'rendering/math',
 423                                         );
 424                 }
 425         }
 426
 427         static function filesPreferences( $user, &$defaultPreferences ) {
 428                 ## Files #####################################
 429                 $defaultPreferences['imagesize'] =
 430                                 array(
 431                                         'type' => 'select',
 432                                         'options' => self::getImageSizes(),
 433                                         'label-message' => 'imagemaxsize',
 434                                         'section' => 'rendering/files',
 435                                 );
 436                 $defaultPreferences['thumbsize'] =
 437                                 array(
 438                                         'type' => 'select',
 439                                         'options' => self::getThumbSizes(),
 440                                         'label-message' => 'thumbsize',
 441                                         'section' => 'rendering/files',
 442                                 );
 443         }
 444
 445         static function datetimePreferences( $user, &$defaultPreferences ) {
 446                 global $wgLang;
 447
 448                 ## Date and time #####################################
 449                 $dateOptions = self::getDateOptions();
 450                 if( $dateOptions ) {
 451                         $defaultPreferences['date'] =
 452                                         array(
 453                                                 'type' => 'radio',
 454                                                 'options' => $dateOptions,
 455                                                 'label' => '&nbsp;',
 456                                                 'section' => 'datetime/dateformat',
 457                                         );
 458                 }
 459
 460                 // Info
 461                 $nowlocal = Xml::element( 'span', array( 'id' => 'wpLocalTime' ),
 462                         $wgLang->time( $now = wfTimestampNow(), true ) );
 463                 $nowserver = $wgLang->time( $now, false ) .
 464                         Xml::hidden( 'wpServerTime', substr( $now, 8, 2 ) * 60 + substr( $now, 10, 2 ) );
 465
 466                 $defaultPreferences['nowserver'] =
 467                                 array(
 468                                         'type' => 'info',
 469                                         'raw' => 1,
 470                                         'label-message' => 'servertime',
 471                                         'default' => $nowserver,
 472                                         'section' => 'datetime/timeoffset',
 473                                 );
 474
 475                 $defaultPreferences['nowlocal'] =
 476                                 array(
 477                                         'type' => 'info',
 478                                         'raw' => 1,
 479                                         'label-message' => 'localtime',
 480                                         'default' => $nowlocal,
 481                                         'section' => 'datetime/timeoffset',
 482                                 );
 483
 484                 // Grab existing pref.
 485                 $tzOffset = $user->getOption( 'timecorrection' );
 486                 $tz = explode( '|', $tzOffset, 2 );
 487
 488                 $tzSetting = $tzOffset;
 489                 if( count( $tz ) > 1 && $tz[0] == 'Offset' ) {
 490                         $minDiff = $tz[1];
 491                         $tzSetting = sprintf( '%+03d:%02d', floor( $minDiff/60 ), abs( $minDiff )%60 );
 492                 }
 493
 494                 $defaultPreferences['timecorrection'] =
 495                                 array(
 496                                         'class' => 'HTMLSelectOrOtherField',
 497                                         'label-message' => 'timezonelegend',
 498                                         'options' => self::getTimezoneOptions(),
 499                                         'default' => $tzSetting,
 500                                         'section' => 'datetime/timeoffset',
 501                                 );
 502         }
 503
 504         static function renderingPreferences( $user, &$defaultPreferences ) {
 505                 ## Page Rendering ##############################
 506                 $defaultPreferences['underline'] =
 507                                 array(
 508                                         'type' => 'select',
 509                                         'options' => array(
 510                                                 wfMsg( 'underline-never' ) => 0,
 511                                                 wfMsg( 'underline-always' ) => 1,
 512                                                 wfMsg( 'underline-default' ) => 2,
 513                                         ),
 514                                         'label-message' => 'tog-underline',
 515                                         'section' => 'rendering/advancedrendering',
 516                                 );
 517
 518                 $stubThresholdValues = array( 0, 50, 100, 500, 1000, 2000, 5000, 10000 );
 519                 $stubThresholdOptions = array();
 520                 foreach( $stubThresholdValues as $value ) {
 521                         $stubThresholdOptions[wfMsg( 'size-bytes', $value )] = $value;
 522                 }
 523
 524                 $defaultPreferences['stubthreshold'] =
 525                                 array(
 526                                         'type' => 'selectorother',
 527                                         'section' => 'rendering/advancedrendering',
 528                                         'options' => $stubThresholdOptions,
 529                                         'label' => wfMsg( 'stub-threshold' ), // Raw HTML message. Yay?
 530                                 );
 531                 $defaultPreferences['highlightbroken'] =
 532                                 array(
 533                                         'type' => 'toggle',
 534                                         'section' => 'rendering/advancedrendering',
 535                                         'label' => wfMsg( 'tog-highlightbroken' ), // Raw HTML
 536                                 );
 537                 $defaultPreferences['showtoc'] =
 538                                 array(
 539                                         'type' => 'toggle',
 540                                         'section' => 'rendering/advancedrendering',
 541                                         'label-message' => 'tog-showtoc',
 542                                 );
 543                 $defaultPreferences['nocache'] =
 544                                 array(
 545                                         'type' => 'toggle',
 546                                         'label-message' => 'tog-nocache',
 547                                         'section' => 'rendering/advancedrendering',
 548                                 );
 549                 $defaultPreferences['showhiddencats'] =
 550                                 array(
 551                                         'type' => 'toggle',
 552                                         'section' => 'rendering/advancedrendering',
 553                                         'label-message' => 'tog-showhiddencats'
 554                                 );
 555                 $defaultPreferences['showjumplinks'] =
 556                                 array(
 557                                         'type' => 'toggle',
 558                                         'section' => 'rendering/advancedrendering',
 559                                         'label-message' => 'tog-showjumplinks',
 560                                 );
 561                 $defaultPreferences['justify'] =
 562                                 array(
 563                                         'type' => 'toggle',
 564                                         'section' => 'rendering/advancedrendering',
 565                                         'label-message' => 'tog-justify',
 566                                 );
 567                 $defaultPreferences['numberheadings'] =
 568                                 array(
 569                                         'type' => 'toggle',
 570                                         'section' => 'rendering/advancedrendering',
 571                                         'label-message' => 'tog-numberheadings',
 572                                 );
 573         }
 574
 575         static function editingPreferences( $user, &$defaultPreferences ) {
 576                 global $wgUseExternalEditor, $wgLivePreview;
 577
 578                 ## Editing #####################################
 579                 $defaultPreferences['cols'] =
 580                                 array(
 581                                         'type' => 'int',
 582                                         'label-message' => 'columns',
 583                                         'section' => 'editing/textboxsize',
 584                                         'min' => 4,
 585                                         'max' => 1000,
 586                                 );
 587                 $defaultPreferences['rows'] =
 588                                 array(
 589                                         'type' => 'int',
 590                                         'label-message' => 'rows',
 591                                         'section' => 'editing/textboxsize',
 592                                         'min' => 4,
 593                                         'max' => 1000,
 594                                 );
 595                 $defaultPreferences['previewontop'] =
 596                                 array(
 597                                         'type' => 'toggle',
 598                                         'section' => 'editing/advancedediting',
 599                                         'label-message' => 'tog-previewontop',
 600                                 );
 601                 $defaultPreferences['previewonfirst'] =
 602                                 array(
 603                                         'type' => 'toggle',
 604                                         'section' => 'editing/advancedediting',
 605                                         'label-message' => 'tog-previewonfirst',
 606                                 );
 607                 $defaultPreferences['editsection'] =
 608                                 array(
 609                                         'type' => 'toggle',
 610                                         'section' => 'editing/advancedediting',
 611                                         'label-message' => 'tog-editsection',
 612                                 );
 613                 $defaultPreferences['editsectiononrightclick'] =
 614                                 array(
 615                                         'type' => 'toggle',
 616                                         'section' => 'editing/advancedediting',
 617                                         'label-message' => 'tog-editsectiononrightclick',
 618                                 );
 619                 $defaultPreferences['editondblclick'] =
 620                                 array(
 621                                         'type' => 'toggle',
 622                                         'section' => 'editing/advancedediting',
 623                                         'label-message' => 'tog-editondblclick',
 624                                 );
 625                 $defaultPreferences['editwidth'] =
 626                                 array(
 627                                         'type' => 'toggle',
 628                                         'section' => 'editing/advancedediting',
 629                                         'label-message' => 'tog-editwidth',
 630                                 );
 631                 $defaultPreferences['showtoolbar'] =
 632                                 array(
 633                                         'type' => 'toggle',
 634                                         'section' => 'editing/advancedediting',
 635                                         'label-message' => 'tog-showtoolbar',
 636                                 );
 637                 $defaultPreferences['minordefault'] =
 638                                 array(
 639                                         'type' => 'toggle',
 640                                         'section' => 'editing/advancedediting',
 641                                         'label-message' => 'tog-minordefault',
 642                                 );
 643
 644                 if ( $wgUseExternalEditor ) {
 645                         $defaultPreferences['externaleditor'] =
 646                                         array(
 647                                                 'type' => 'toggle',
 648                                                 'section' => 'editing/advancedediting',
 649                                                 'label-message' => 'tog-externaleditor',
 650                                         );
 651                         $defaultPreferences['externaldiff'] =
 652                                         array(
 653                                                 'type' => 'toggle',
 654                                                 'section' => 'editing/advancedediting',
 655                                                 'label-message' => 'tog-externaldiff',
 656                                         );
 657                 }
 658
 659                 $defaultPreferences['forceeditsummary'] =
 660                                 array(
 661                                         'type' => 'toggle',
 662                                         'section' => 'editing/advancedediting',
 663                                         'label-message' => 'tog-forceeditsummary',
 664                                 );
 665                 if ( $wgLivePreview ) {
 666                         $defaultPreferences['uselivepreview'] =
 667                                         array(
 668                                                 'type' => 'toggle',
 669                                                 'section' => 'editing/advancedediting',
 670                                                 'label-message' => 'tog-uselivepreview',
 671                                         );
 672                 }
 673         }
 674
 675         static function rcPreferences( $user, &$defaultPreferences ) {
 676                 global $wgRCMaxAge, $wgUseRCPatrol;
 677                 ## RecentChanges #####################################
 678                 $defaultPreferences['rcdays'] =
 679                                 array(
 680                                         'type' => 'int',
 681                                         'label-message' => 'recentchangesdays',
 682                                         'section' => 'rc/display',
 683                                         'min' => 1,
 684                                         'max' => ceil( $wgRCMaxAge / ( 3600*24 ) ),
 685                                 );
 686                 $defaultPreferences['rclimit'] =
 687                                 array(
 688                                         'type' => 'int',
 689                                         'label-message' => 'recentchangescount',
 690                                         'help-message' => 'prefs-help-recentchangescount',
 691                                         'section' => 'rc/display',
 692                                 );
 693                 $defaultPreferences['usenewrc'] =
 694                                 array(
 695                                         'type' => 'toggle',
 696                                         'label-message' => 'tog-usenewrc',
 697                                         'section' => 'rc/advancedrc',
 698                                 );
 699                 $defaultPreferences['hideminor'] =
 700                                 array(
 701                                         'type' => 'toggle',
 702                                         'label-message' => 'tog-hideminor',
 703                                         'section' => 'rc/advancedrc',
 704                                 );
 705
 706                 global $wgUseRCPatrol;
 707                 if( $wgUseRCPatrol ) {
 708                         $defaultPreferences['hidepatrolled'] =
 709                                         array(
 710                                                 'type' => 'toggle',
 711                                                 'section' => 'rc/advancedrc',
 712                                                 'label-message' => 'tog-hidepatrolled',
 713                                         );
 714                         $defaultPreferences['newpageshidepatrolled'] =
 715                                         array(
 716                                                 'type' => 'toggle',
 717                                                 'section' => 'rc/advancedrc',
 718                                                 'label-message' => 'tog-newpageshidepatrolled',
 719                                         );
 720                 }
 721
 722                 global $wgRCShowWatchingUsers;
 723                 if( $wgRCShowWatchingUsers ) {
 724                         $defaultPreferences['shownumberswatching'] =
 725                                         array(
 726                                                 'type' => 'toggle',
 727                                                 'section' => 'rc/advancedrc',
 728                                                 'label-message' => 'tog-shownumberswatching',
 729                                         );
 730                 }
 731         }
 732
 733         static function watchlistPreferences( $user, &$defaultPreferences ) {
 734                 global $wgUseRCPatrol;
 735                 ## Watchlist #####################################
 736                 $defaultPreferences['watchlistdays'] =
 737                                 array(
 738                                         'type' => 'int',
 739                                         'min' => 0,
 740                                         'max' => 7,
 741                                         'section' => 'watchlist/display',
 742                                         'label-message' => 'prefs-watchlist-days',
 743                                 );
 744                 $defaultPreferences['wllimit'] =
 745                                 array(
 746                                         'type' => 'int',
 747                                         'min' => 0,
 748                                         'max' => 1000,
 749                                         'label-message' => 'prefs-watchlist-edits',
 750                                         'section' => 'watchlist/display'
 751                                 );
 752                 $defaultPreferences['extendwatchlist'] =
 753                                 array(
 754                                         'type' => 'toggle',
 755                                         'section' => 'watchlist/advancedwatchlist',
 756                                         'label-message' => 'tog-extendwatchlist',
 757                                 );
 758                 $defaultPreferences['watchlisthideminor'] =
 759                                 array(
 760                                         'type' => 'toggle',
 761                                         'section' => 'watchlist/advancedwatchlist',
 762                                         'label-message' => 'tog-watchlisthideminor',
 763                                 );
 764                 $defaultPreferences['watchlisthidebots'] =
 765                                 array(
 766                                         'type' => 'toggle',
 767                                         'section' => 'watchlist/advancedwatchlist',
 768                                         'label-message' => 'tog-watchlisthidebots',
 769                                 );
 770                 $defaultPreferences['watchlisthideown'] =
 771                                 array(
 772                                         'type' => 'toggle',
 773                                         'section' => 'watchlist/advancedwatchlist',
 774                                         'label-message' => 'tog-watchlisthideown',
 775                                 );
 776                 $defaultPreferences['watchlisthideanons'] =
 777                                 array(
 778                                         'type' => 'toggle',
 779                                         'section' => 'watchlist/advancedwatchlist',
 780                                         'label-message' => 'tog-watchlisthideanons',
 781                                 );
 782                 $defaultPreferences['watchlisthideliu'] =
 783                                 array(
 784                                         'type' => 'toggle',
 785                                         'section' => 'watchlist/advancedwatchlist',
 786                                         'label-message' => 'tog-watchlisthideliu',
 787                                 );
 788
 789                 if ( $wgUseRCPatrol ) {
 790                         $defaultPreferences['watchlisthidepatrolled'] =
 791                                         array(
 792                                                 'type' => 'toggle',
 793                                                 'section' => 'watchlist/advancedwatchlist',
 794                                                 'label-message' => 'tog-watchlisthidepatrolled',
 795                                         );
 796                 }
 797
 798                 $watchTypes = array(
 799                         'edit' => 'watchdefault',
 800                         'move' => 'watchmoves',
 801                         'delete' => 'watchdeletion'
 802                 );
 803
 804                 // Kinda hacky
 805                 if( $user->isAllowed( 'createpage' ) || $user->isAllowed( 'createtalk' ) ) {
 806                         $watchTypes['read'] = 'watchcreations';
 807                 }
 808
 809                 foreach( $watchTypes as $action => $pref ) {
 810                         if ( $user->isAllowed( $action ) ) {
 811                                 $defaultPreferences[$pref] = array(
 812                                         'type' => 'toggle',
 813                                         'section' => 'watchlist/advancedwatchlist',
 814                                         'label-message' => "tog-$pref",
 815                                 );
 816                         }
 817                 }
 818         }
 819
 820         static function searchPreferences( $user, &$defaultPreferences ) {
 821                 global $wgContLang;
 822
 823                 ## Search #####################################
 824                 $defaultPreferences['searchlimit'] =
 825                                 array(
 826                                         'type' => 'int',
 827                                         'label-message' => 'resultsperpage',
 828                                         'section' => 'searchoptions/display',
 829                                         'min' => 0,
 830                                 );
 831                 $defaultPreferences['contextlines'] =
 832                                 array(
 833                                         'type' => 'int',
 834                                         'label-message' => 'contextlines',
 835                                         'section' => 'searchoptions/display',
 836                                         'min' => 0,
 837                                 );
 838                 $defaultPreferences['contextchars'] =
 839                                 array(
 840                                         'type' => 'int',
 841                                         'label-message' => 'contextchars',
 842                                         'section' => 'searchoptions/display',
 843                                         'min' => 0,
 844                                 );
 845                 global $wgEnableMWSuggest;
 846                 if( $wgEnableMWSuggest ) {
 847                         $defaultPreferences['disablesuggest'] =
 848                                         array(
 849                                                 'type' => 'toggle',
 850                                                 'label-message' => 'mwsuggest-disable',
 851                                                 'section' => 'searchoptions/display',
 852                                         );
 853                 }
 854
 855                 $defaultPreferences['searcheverything'] =
 856                                 array(
 857                                         'type' => 'toggle',
 858                                         'label-message' => 'searcheverything-enable',
 859                                         'section' => 'searchoptions/advancedsearchoptions',
 860                                 );
 861
 862                 // Searchable namespaces back-compat with old format
 863                 $searchableNamespaces = SearchEngine::searchableNamespaces();
 864
 865                 $nsOptions = array();
 866                 foreach( $wgContLang->getNamespaces() as $ns => $name ) {
 867                         if( $ns < 0 ) continue;
 868                         $displayNs = str_replace( '_', ' ', $name );
 869
 870                         if( !$displayNs ) $displayNs = wfMsg( 'blanknamespace' );
 871
 872                         $displayNs = htmlspecialchars( $displayNs );
 873                         $nsOptions[$displayNs] = $ns;
 874                 }
 875
 876                 $defaultPreferences['searchnamespaces'] =
 877                                 array(
 878                                         'type' => 'multiselect',
 879                                         'label-message' => 'defaultns',
 880                                         'options' => $nsOptions,
 881                                         'section' => 'searchoptions/advancedsearchoptions',
 882                                         'prefix' => 'searchNs',
 883                                 );
 884         }
 885
 886         static function miscPreferences( $user, &$defaultPreferences ) {
 887                 ## Misc #####################################
 888                 $defaultPreferences['diffonly'] =
 889                                 array(
 890                                         'type' => 'toggle',
 891                                         'section' => 'misc/diffs',
 892                                         'label-message' => 'tog-diffonly',
 893                                 );
 894                 $defaultPreferences['norollbackdiff'] =
 895                                 array(
 896                                         'type' => 'toggle',
 897                                         'section' => 'misc/diffs',
 898                                         'label-message' => 'tog-norollbackdiff',
 899                                 );
 900
 901                 // Stuff from Language::getExtraUserToggles()
 902                 global $wgContLang;
 903
 904                 $toggles = $wgContLang->getExtraUserToggles();
 905
 906                 foreach( $toggles as $toggle ) {
 907                         $defaultPreferences[$toggle] =
 908                                 array(
 909                                         'type' => 'toggle',
 910                                         'section' => 'personal/i18n',
 911                                         'label-message' => "tog-$toggle",
 912                                 );
 913                 }
 914         }
 915
 916         static function generateSkinOptions( $user ) {
 917                 global $wgDefaultSkin;
 918                 $ret = array();
 919
 920                 $mptitle = Title::newMainPage();
 921                 $previewtext = wfMsgHtml( 'skin-preview' );
 922                 # Only show members of Skin::getSkinNames() rather than
 923                 # $skinNames (skins is all skin names from Language.php)
 924                 $validSkinNames = Skin::getUsableSkins();
 925                 # Sort by UI skin name. First though need to update validSkinNames as sometimes
 926                 # the skinkey & UI skinname differ (e.g. "standard" skinkey is "Classic" in the UI).
 927                 foreach ( $validSkinNames as $skinkey => &$skinname ) {
 928                         $msgName = "skinname-{$skinkey}";
 929                         $localisedSkinName = wfMsg( $msgName );
 930                         if ( !wfEmptyMsg( $msgName, $localisedSkinName ) ) {
 931                                 $skinname = htmlspecialchars( $localisedSkinName );
 932                         }
 933                 }
 934                 asort( $validSkinNames );
 935                 $sk = $user->getSkin();
 936
 937                 foreach( $validSkinNames as $skinkey => $sn ) {
 938                         $mplink = htmlspecialchars( $mptitle->getLocalURL( "useskin=$skinkey" ) );
 939                         $previewlink = "(<a target='_blank' href=\"$mplink\">$previewtext</a>)";
 940                         $extraLinks = '';
 941                         global $wgAllowUserCss, $wgAllowUserJs;
 942                         if( $wgAllowUserCss ) {
 943                                 $cssPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.css' );
 944                                 $customCSS = $sk->link( $cssPage, wfMsgHtml( 'prefs-custom-css' ) );
 945                                 $extraLinks .= " ($customCSS)";
 946                         }
 947                         if( $wgAllowUserJs ) {
 948                                 $jsPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.js' );
 949                                 $customJS = $sk->link( $jsPage, wfMsgHtml( 'prefs-custom-js' ) );
 950                                 $extraLinks .= " ($customJS)";
 951                         }
 952                         if( $skinkey == $wgDefaultSkin )
 953                                 $sn .= ' (' . wfMsgHtml( 'default' ) . ')';
 954                         $display = "$sn $previewlink{$extraLinks}";
 955                         $ret[$display] = $skinkey;
 956                 }
 957
 958                 return $ret;
 959         }
 960
 961         static function getDateOptions() {
 962                 global $wgLang;
 963                 $dateopts = $wgLang->getDatePreferences();
 964
 965                 $ret = array();
 966
 967                 if( $dateopts ) {
 968                         if ( !in_array( 'default', $dateopts ) ) {
 969                                 $dateopts[] = 'default'; // Make sure default is always valid
 970                                                                                 // Bug 19237
 971                         }
 972
 973                         $idCnt = 0;
 974                         $epoch = '20010115161234'; # Wikipedia day
 975                         foreach( $dateopts as $key ) {
 976                                 if( $key == 'default' ) {
 977                                         $formatted = wfMsgHtml( 'datedefault' );
 978                                 } else {
 979                                         $formatted = htmlspecialchars( $wgLang->timeanddate( $epoch, false, $key ) );
 980                                 }
 981                                 $ret[$formatted] = $key;
 982                         }
 983                 }
 984                 return $ret;
 985         }
 986
 987         static function getImageSizes() {
 988                 global $wgImageLimits;
 989
 990                 $ret = array();
 991
 992                 foreach ( $wgImageLimits as $index => $limits ) {
 993                         $display = "{$limits[0]}×{$limits[1]}" . wfMsg( 'unit-pixel' );
 994                         $ret[$display] = $index;
 995                 }
 996
 997                 return $ret;
 998         }
 999
1000         static function getThumbSizes() {
1001                 global $wgThumbLimits;
1002
1003                 $ret = array();
1004
1005                 foreach ( $wgThumbLimits as $index => $size ) {
1006                         $display = $size . wfMsg( 'unit-pixel' );
1007                         $ret[$display] = $index;
1008                 }
1009
1010                 return $ret;
1011         }
1012
1013         static function validateSignature( $signature, $alldata ) {
1014                 global $wgParser, $wgMaxSigChars, $wgLang;
1015                 if( mb_strlen( $signature ) > $wgMaxSigChars ) {
1016                         return
1017                                 Xml::element( 'span', array( 'class' => 'error' ),
1018                                         wfMsgExt( 'badsiglength', 'parsemag',
1019                                                 $wgLang->formatNum( $wgMaxSigChars )
1020                                         )
1021                                 );
1022                 } elseif( !empty( $alldata['fancysig'] ) &&
1023                                 false === $wgParser->validateSig( $signature ) ) {
1024                         return Xml::element( 'span', array( 'class' => 'error' ), wfMsg( 'badsig' ) );
1025                 } else {
1026                         return true;
1027                 }
1028         }
1029
1030         static function cleanSignature( $signature, $alldata ) {
1031                 global $wgParser;
1032                 if( $alldata['fancysig'] ) {
1033                         $signature = $wgParser->cleanSig( $signature );
1034                 } else {
1035                         // When no fancy sig used, make sure ~{3,5} get removed.
1036                         $signature = $wgParser->cleanSigInSig( $signature );
1037                 }
1038
1039                 return $signature;
1040         }
1041
1042         static function validateEmail( $email, $alldata ) {
1043                 if ( $email && !User::isValidEmailAddr( $email ) ) {
1044                         return wfMsgExt( 'invalidemailaddress', 'parseinline' );
1045                 }
1046
1047                 global $wgEmailConfirmToEdit;
1048                 if( $wgEmailConfirmToEdit && !$email ) {
1049                         return wfMsgExt( 'noemailtitle', 'parseinline' );
1050                 }
1051                 return true;
1052         }
1053
1054         static function getFormObject( $user ) {
1055                 $formDescriptor = Preferences::getPreferences( $user );
1056                 $htmlForm = new PreferencesForm( $formDescriptor, 'prefs' );
1057
1058                 $htmlForm->setSubmitText( wfMsg( 'saveprefs' ) );
1059                 $htmlForm->setTitle( SpecialPage::getTitleFor( 'Preferences' ) );
1060                 $htmlForm->setSubmitID( 'prefsubmit' );
1061                 $htmlForm->setSubmitCallback( array( 'Preferences', 'tryFormSubmit' ) );
1062
1063                 return $htmlForm;
1064         }
1065
1066         static function getTimezoneOptions() {
1067                 $opt = array();
1068
1069                 global $wgLocalTZoffset;
1070
1071                 $opt[wfMsg( 'timezoneuseserverdefault' )] = "System|$wgLocalTZoffset";
1072                 $opt[wfMsg( 'timezoneuseoffset' )] = 'other';
1073                 $opt[wfMsg( 'guesstimezone' )] = 'guess';
1074
1075                 if ( function_exists( 'timezone_identifiers_list' ) ) {
1076                         # Read timezone list
1077                         $tzs = timezone_identifiers_list();
1078                         sort( $tzs );
1079
1080                         $tzRegions = array();
1081                         $tzRegions['Africa'] = wfMsg( 'timezoneregion-africa' );
1082                         $tzRegions['America'] = wfMsg( 'timezoneregion-america' );
1083                         $tzRegions['Antarctica'] = wfMsg( 'timezoneregion-antarctica' );
1084                         $tzRegions['Arctic'] = wfMsg( 'timezoneregion-arctic' );
1085                         $tzRegions['Asia'] = wfMsg( 'timezoneregion-asia' );
1086                         $tzRegions['Atlantic'] = wfMsg( 'timezoneregion-atlantic' );
1087                         $tzRegions['Australia'] = wfMsg( 'timezoneregion-australia' );
1088                         $tzRegions['Europe'] = wfMsg( 'timezoneregion-europe' );
1089                         $tzRegions['Indian'] = wfMsg( 'timezoneregion-indian' );
1090                         $tzRegions['Pacific'] = wfMsg( 'timezoneregion-pacific' );
1091                         asort( $tzRegions );
1092
1093                         $prefill = array_fill_keys( array_values( $tzRegions ), array() );
1094                         $opt = array_merge( $opt, $prefill );
1095
1096                         $now = date_create( 'now' );
1097
1098                         foreach ( $tzs as $tz ) {
1099                                 $z = explode( '/', $tz, 2 );
1100
1101                                 # timezone_identifiers_list() returns a number of
1102                                 # backwards-compatibility entries. This filters them out of the
1103                                 # list presented to the user.
1104                                 if ( count( $z ) != 2 || !array_key_exists( $z[0], $tzRegions ) )
1105                                         continue;
1106
1107                                 # Localize region
1108                                 $z[0] = $tzRegions[$z[0]];
1109
1110                                 $minDiff = floor( timezone_offset_get( timezone_open( $tz ), $now ) / 60 );
1111
1112                                 $display = str_replace( '_', ' ', $z[0] . '/' . $z[1] );
1113                                 $value = "ZoneInfo|$minDiff|$tz";
1114
1115                                 $opt[$z[0]][$display] = $value;
1116                         }
1117                 }
1118                 return $opt;
1119         }
1120
1121         static function filterTimezoneInput( $tz, $alldata ) {
1122                 $data = explode( '|', $tz, 3 );
1123                 switch ( $data[0] ) {
1124                         case 'ZoneInfo':
1125                         case 'System':
1126                                 return $tz;
1127                         default:
1128                                 $data = explode( ':', $tz, 2 );
1129                                 $minDiff = 0;
1130                                 if( count( $data ) == 2 ) {
1131                                         $data[0] = intval( $data[0] );
1132                                         $data[1] = intval( $data[1] );
1133                                         $minDiff = abs( $data[0] ) * 60 + $data[1];
1134                                         if ( $data[0] < 0 ) $minDiff = -$minDiff;
1135                                 } else {
1136                                         $minDiff = intval( $data[0] ) * 60;
1137                                 }
1138
1139                                 # Max is +14:00 and min is -12:00, see:
1140                                 # http://en.wikipedia.org/wiki/Timezone
1141                                 $minDiff = min( $minDiff, 840 );  # 14:00
1142                                 $minDiff = max( $minDiff, -720 ); # -12:00
1143                                 return 'Offset|'.$minDiff;
1144                 }
1145         }
1146
1147         static function tryFormSubmit( $formData, $entryPoint = 'internal' ) {
1148                 global $wgUser, $wgEmailAuthentication, $wgEnableEmail;
1149
1150                 $result = true;
1151
1152                 // Filter input
1153                 foreach( array_keys( $formData ) as $name ) {
1154                         if ( isset( self::$saveFilters[$name] ) ) {
1155                                 $formData[$name] =
1156                                         call_user_func( self::$saveFilters[$name], $formData[$name], $formData );
1157                         }
1158                 }
1159
1160                 // Stuff that shouldn't be saved as a preference.
1161                 $saveBlacklist = array(
1162                         'realname',
1163                         'emailaddress',
1164                 );
1165
1166                 if( $wgEnableEmail ) {
1167                         $newadr = $formData['emailaddress'];
1168                         $oldadr = $wgUser->getEmail();
1169                         if( ( $newadr != '' ) && ( $newadr != $oldadr ) ) {
1170                                 # the user has supplied a new email address on the login page
1171                                 # new behaviour: set this new emailaddr from login-page into user database record
1172                                 $wgUser->setEmail( $newadr );
1173                                 # but flag as "dirty" = unauthenticated
1174                                 $wgUser->invalidateEmail();
1175                                 if( $wgEmailAuthentication ) {
1176                                         # Mail a temporary password to the dirty address.
1177                                         # User can come back through the confirmation URL to re-enable email.
1178                                         $result = $wgUser->sendConfirmationMail();
1179                                         if( WikiError::isError( $result ) ) {
1180                                                 return wfMsg( 'mailerror', htmlspecialchars( $result->getMessage() ) );
1181                                         } elseif( $entryPoint == 'ui' ) {
1182                                                 $result = 'eauth';
1183                                         }
1184                                 }
1185                         } else {
1186                                 $wgUser->setEmail( $newadr );
1187                         }
1188                         if( $oldadr != $newadr ) {
1189                                 wfRunHooks( 'PrefsEmailAudit', array( $wgUser, $oldadr, $newadr ) );
1190                         }
1191                 }
1192
1193                 // Fortunately, the realname field is MUCH simpler
1194                 global $wgHiddenPrefs;
1195                 if ( !in_array( 'realname', $wgHiddenPrefs ) ) {
1196                         $realName = $formData['realname'];
1197                         $wgUser->setRealName( $realName );
1198                 }
1199
1200                 foreach( $saveBlacklist as $b )
1201                         unset( $formData[$b] );
1202
1203                 //  Keeps old preferences from interfering due to back-compat
1204                 //  code, etc.
1205                 $wgUser->resetOptions();
1206
1207                 foreach( $formData as $key => $value ) {
1208                         $wgUser->setOption( $key, $value );
1209                 }
1210
1211                 $wgUser->saveSettings();
1212
1213                 return $result;
1214         }
1215
1216         public static function tryUISubmit( $formData ) {
1217                 $res = self::tryFormSubmit( $formData, 'ui' );
1218
1219                 if( $res ) {
1220                         $urlOptions = array( 'success' );
1221                         if( $res === 'eauth' )
1222                                 $urlOptions[] = 'eauth';
1223
1224                         $queryString = implode( '&', $urlOptions );
1225
1226                         $url = SpecialPage::getTitleFor( 'Preferences' )->getFullURL( $queryString );
1227                         global $wgOut;
1228                         $wgOut->redirect( $url );
1229                 }
1230
1231                 return true;
1232         }
1233
1234         public static function loadOldSearchNs( $user ) {
1235                 $searchableNamespaces = SearchEngine::searchableNamespaces();
1236                 // Back compat with old format
1237                 $arr = array();
1238
1239                 foreach( $searchableNamespaces as $ns => $name ) {
1240                         if( $user->getOption( 'searchNs' . $ns ) ) {
1241                                 $arr[] = $ns;
1242                         }
1243                 }
1244
1245                 return $arr;
1246         }
1247 }
1248
1249 /** Some tweaks to allow js prefs to work */
1250 class PreferencesForm extends HTMLForm {
1251
1252         function wrapForm( $html ) {
1253                 $html = Xml::tags( 'div', array( 'id' => 'preferences' ), $html );
1254
1255                 return parent::wrapForm( $html );
1256         }
1257
1258         function getButtons() {
1259                 $html = parent::getButtons();
1260
1261                 global $wgUser;
1262
1263                 $sk = $wgUser->getSkin();
1264                 $t = SpecialPage::getTitleFor( 'Preferences', 'reset' );
1265
1266                 $html .= "\n" . $sk->link( $t, wfMsgHtml( 'restoreprefs' ) );
1267
1268                 $html = Xml::tags( 'div', array( 'class' => 'mw-prefs-buttons' ), $html );
1269
1270                 return $html;
1271         }
1272
1273         function filterDataForSubmit( $data ) {
1274                 // Support for separating MultiSelect preferences into multiple preferences
1275                 // Due to lack of array support.
1276                 foreach( $this->mFlatFields as $fieldname => $field ) {
1277                         $info = $field->mParams;
1278                         if( $field instanceof HTMLMultiSelectField ) {
1279                                 $options = HTMLFormField::flattenOptions( $info['options'] );
1280                                 $prefix = isset( $info['prefix'] ) ? $info['prefix'] : $fieldname;
1281
1282                                 foreach( $options as $opt ) {
1283                                         $data["$prefix$opt"] = in_array( $opt, $data[$fieldname] );
1284                                 }
1285
1286                                 unset( $data[$fieldname] );
1287                         }
1288                 }
1289
1290                 return $data;
1291         }
1292 }