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