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(), true ),
 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                 global $wgDisableTitleConversion;
 221                 /* see if there are multiple language variants to choose from*/
 222                 $variantArray = array();
 223                 if( !$wgDisableLangConversion ) {
 224                         $variants = $wgContLang->getVariants();
 225
 226                         $languages = Language::getLanguageNames( true );
 227                         foreach( $variants as $v ) {
 228                                 $v = str_replace( '_', '-', strtolower( $v ) );
 229                                 if( array_key_exists( $v, $languages ) ) {
 230                                         // If it doesn't have a name, we'll pretend it doesn't exist
 231                                         $variantArray[$v] = $languages[$v];
 232                                 }
 233                         }
 234
 235                         $options = array();
 236                         foreach( $variantArray as $code => $name ) {
 237                                 $display = "$code - $name";
 238                                 $options[$display] = $code;
 239                         }
 240
 241                         if( count( $variantArray ) > 1 ) {
 242                                 $defaultPreferences['variant'] =
 243                                         array(
 244                                                 'label-message' => 'yourvariant',
 245                                                 'type' => 'select',
 246                                                 'options' => $options,
 247                                                 'section' => 'personal/i18n',
 248                                         );
 249                         }
 250                 }
 251
 252                 if( count( $variantArray ) > 1 && !$wgDisableLangConversion && !$wgDisableTitleConversion ) {
 253                         $defaultPreferences['noconvertlink'] =
 254                                         array(
 255                                                 'type' => 'toggle',
 256                                                 'section' => 'personal/i18n',
 257                                                 'label-message' => 'tog-noconvertlink',
 258                                         );
 259                 }
 260
 261                 global $wgMaxSigChars;
 262                 $defaultPreferences['nickname'] =
 263                                 array(
 264                                         'type' => $wgAuth->allowPropChange( 'nickname' ) ? 'text' : 'info',
 265                                         'maxlength' => $wgMaxSigChars,
 266                                         'label-message' => 'yournick',
 267                                         'validation-callback' =>
 268                                                 array( 'Preferences', 'validateSignature' ),
 269                                         'section' => 'personal/signature',
 270                                         'filter-callback' => array( 'Preferences', 'cleanSignature' ),
 271                                 );
 272                 $defaultPreferences['fancysig'] =
 273                                 array(
 274                                         'type' => 'toggle',
 275                                         'label-message' => 'tog-fancysig',
 276                                         'section' => 'personal/signature'
 277                                 );
 278
 279                 ## Email stuff
 280
 281                 global $wgEnableEmail;
 282                 if ($wgEnableEmail) {
 283
 284                         global $wgEmailConfirmToEdit;
 285
 286                         $defaultPreferences['emailaddress'] =
 287                                         array(
 288                                                 'type' => $wgAuth->allowPropChange( 'emailaddress' ) ? 'text' : 'info',
 289                                                 'default' => $user->getEmail(),
 290                                                 'section' => 'personal/email',
 291                                                 'label-message' => 'youremail',
 292                                                 'help-message' => $wgEmailConfirmToEdit
 293                                                                                         ? 'prefs-help-email-required'
 294                                                                                         : 'prefs-help-email',
 295                                                 'validation-callback' => array( 'Preferences', 'validateEmail' ),
 296                                         );
 297
 298                         global $wgEnableUserEmail, $wgEmailAuthentication;
 299
 300                         $disableEmailPrefs = false;
 301
 302                         if ( $wgEmailAuthentication ) {
 303                                 if ( $user->getEmail() ) {
 304                                         if( $user->getEmailAuthenticationTimestamp() ) {
 305                                                 // date and time are separate parameters to facilitate localisation.
 306                                                 // $time is kept for backward compat reasons.
 307                                                 // 'emailauthenticated' is also used in SpecialConfirmemail.php
 308                                                 $time = $wgLang->timeAndDate( $user->getEmailAuthenticationTimestamp(), true );
 309                                                 $d = $wgLang->date( $user->getEmailAuthenticationTimestamp(), true );
 310                                                 $t = $wgLang->time( $user->getEmailAuthenticationTimestamp(), true );
 311                                                 $emailauthenticated = htmlspecialchars( wfMsg( 'emailauthenticated', $time, $d, $t ) ) . '<br />';
 312                                                 $disableEmailPrefs = false;
 313                                         } else {
 314                                                 $disableEmailPrefs = true;
 315                                                 global $wgUser; // wgUser is okay here, it's for display
 316                                                 $skin = $wgUser->getSkin();
 317                                                 $emailauthenticated = wfMsgHtml( 'emailnotauthenticated' ) . '<br />' .
 318                                                         $skin->link(
 319                                                                 SpecialPage::getTitleFor( 'Confirmemail' ),
 320                                                                 wfMsg( 'emailconfirmlink' ),
 321                                                                 array(),
 322                                                                 array(),
 323                                                                 array( 'known', 'noclasses' )
 324                                                         ) . '<br />';
 325                                         }
 326                                 } else {
 327                                         $disableEmailPrefs = true;
 328                                         $emailauthenticated = wfMsgHtml( 'noemailprefs' );
 329                                 }
 330
 331                                 $defaultPreferences['emailauthentication'] =
 332                                                 array(
 333                                                         'type' => 'info',
 334                                                         'raw' => true,
 335                                                         'section' => 'personal/email',
 336                                                         'label-message' => 'prefs-emailconfirm-label',
 337                                                         'default' => $emailauthenticated,
 338                                                 );
 339
 340                         }
 341
 342                         if( $wgEnableUserEmail ) {
 343                                 $defaultPreferences['disablemail'] =
 344                                                 array(
 345                                                         'type' => 'toggle',
 346                                                         'invert' => true,
 347                                                         'section' => 'personal/email',
 348                                                         'label-message' => 'allowemail',
 349                                                         'disabled' => $disableEmailPrefs,
 350                                                 );
 351                                 $defaultPreferences['ccmeonemails'] =
 352                                                 array(
 353                                                         'type' => 'toggle',
 354                                                         'section' => 'personal/email',
 355                                                         'label-message' => 'tog-ccmeonemails',
 356                                                         'disabled' => $disableEmailPrefs,
 357                                                 );
 358                         }
 359
 360                         global $wgEnotifWatchlist;
 361                         if ( $wgEnotifWatchlist ) {
 362                                 $defaultPreferences['enotifwatchlistpages'] =
 363                                                 array(
 364                                                         'type' => 'toggle',
 365                                                         'section' => 'personal/email',
 366                                                         'label-message' => 'tog-enotifwatchlistpages',
 367                                                         'disabled' => $disableEmailPrefs,
 368                                                 );
 369                         }
 370                         global $wgEnotifUserTalk;
 371                         if( $wgEnotifUserTalk ) {
 372                                 $defaultPreferences['enotifusertalkpages'] =
 373                                                 array(
 374                                                         'type' => 'toggle',
 375                                                         'section' => 'personal/email',
 376                                                         'label-message' => 'tog-enotifusertalkpages',
 377                                                         'disabled' => $disableEmailPrefs,
 378                                                 );
 379                         }
 380                         if( $wgEnotifUserTalk || $wgEnotifWatchlist ) {
 381                                 $defaultPreferences['enotifminoredits'] =
 382                                                 array(
 383                                                         'type' => 'toggle',
 384                                                         'section' => 'personal/email',
 385                                                         'label-message' => 'tog-enotifminoredits',
 386                                                         'disabled' => $disableEmailPrefs,
 387                                                 );
 388                         }
 389                         $defaultPreferences['enotifrevealaddr'] =
 390                                         array(
 391                                                 'type' => 'toggle',
 392                                                 'section' => 'personal/email',
 393                                                 'label-message' => 'tog-enotifrevealaddr',
 394                                                 'disabled' => $disableEmailPrefs,
 395                                         );
 396                 }
 397         }
 398
 399         static function skinPreferences( $user, &$defaultPreferences ) {
 400                 ## Skin #####################################
 401                 $defaultPreferences['skin'] =
 402                                 array(
 403                                         'type' => 'radio',
 404                                         'options' => self::generateSkinOptions( $user ),
 405                                         'label' => '&nbsp;',
 406                                         'section' => 'rendering/skin',
 407                                 );
 408
 409                 $selectedSkin = $user->getOption( 'skin' );
 410                 if ( in_array( $selectedSkin, array( 'cologneblue', 'standard' ) ) ) {
 411                         global $wgLang;
 412                         $settings = array_flip( $wgLang->getQuickbarSettings() );
 413
 414                         $defaultPreferences['quickbar'] =
 415                                 array(
 416                                         'type' => 'radio',
 417                                         'options' => $settings,
 418                                         'section' => 'rendering/skin',
 419                                         'label-message' => 'qbsettings',
 420                                 );
 421                 }
 422         }
 423
 424         static function mathPreferences( $user, &$defaultPreferences ) {
 425                 ## Math #####################################
 426                 global $wgUseTeX, $wgLang;
 427                 if( $wgUseTeX ) {
 428                         $defaultPreferences['math'] =
 429                                         array(
 430                                                 'type' => 'radio',
 431                                                 'options' =>
 432                                                         array_flip( array_map( 'wfMsgHtml', $wgLang->getMathNames() ) ),
 433                                                 'label' => '&nbsp;',
 434                                                 'section' => 'rendering/math',
 435                                         );
 436                 }
 437         }
 438
 439         static function filesPreferences( $user, &$defaultPreferences ) {
 440                 ## Files #####################################
 441                 $defaultPreferences['imagesize'] =
 442                                 array(
 443                                         'type' => 'select',
 444                                         'options' => self::getImageSizes(),
 445                                         'label-message' => 'imagemaxsize',
 446                                         'section' => 'rendering/files',
 447                                 );
 448                 $defaultPreferences['thumbsize'] =
 449                                 array(
 450                                         'type' => 'select',
 451                                         'options' => self::getThumbSizes(),
 452                                         'label-message' => 'thumbsize',
 453                                         'section' => 'rendering/files',
 454                                 );
 455         }
 456
 457         static function datetimePreferences( $user, &$defaultPreferences ) {
 458                 global $wgLang;
 459
 460                 ## Date and time #####################################
 461                 $dateOptions = self::getDateOptions();
 462                 if( $dateOptions ) {
 463                         $defaultPreferences['date'] =
 464                                         array(
 465                                                 'type' => 'radio',
 466                                                 'options' => $dateOptions,
 467                                                 'label' => '&nbsp;',
 468                                                 'section' => 'datetime/dateformat',
 469                                         );
 470                 }
 471
 472                 // Info
 473                 $nowlocal = Xml::element( 'span', array( 'id' => 'wpLocalTime' ),
 474                         $wgLang->time( $now = wfTimestampNow(), true ) );
 475                 $nowserver = $wgLang->time( $now, false ) .
 476                         Xml::hidden( 'wpServerTime', substr( $now, 8, 2 ) * 60 + substr( $now, 10, 2 ) );
 477
 478                 $defaultPreferences['nowserver'] =
 479                                 array(
 480                                         'type' => 'info',
 481                                         'raw' => 1,
 482                                         'label-message' => 'servertime',
 483                                         'default' => $nowserver,
 484                                         'section' => 'datetime/timeoffset',
 485                                 );
 486
 487                 $defaultPreferences['nowlocal'] =
 488                                 array(
 489                                         'type' => 'info',
 490                                         'raw' => 1,
 491                                         'label-message' => 'localtime',
 492                                         'default' => $nowlocal,
 493                                         'section' => 'datetime/timeoffset',
 494                                 );
 495
 496                 // Grab existing pref.
 497                 $tzOffset = $user->getOption( 'timecorrection' );
 498                 $tz = explode( '|', $tzOffset, 2 );
 499
 500                 $tzSetting = $tzOffset;
 501                 if( count( $tz ) > 1 && $tz[0] == 'Offset' ) {
 502                         $minDiff = $tz[1];
 503                         $tzSetting = sprintf( '%+03d:%02d', floor( $minDiff/60 ), abs( $minDiff )%60 );
 504                 }
 505
 506                 $defaultPreferences['timecorrection'] =
 507                                 array(
 508                                         'class' => 'HTMLSelectOrOtherField',
 509                                         'label-message' => 'timezonelegend',
 510                                         'options' => self::getTimezoneOptions(),
 511                                         'default' => $tzSetting,
 512                                         'section' => 'datetime/timeoffset',
 513                                 );
 514         }
 515
 516         static function renderingPreferences( $user, &$defaultPreferences ) {
 517                 ## Page Rendering ##############################
 518                 $defaultPreferences['underline'] =
 519                                 array(
 520                                         'type' => 'select',
 521                                         'options' => array(
 522                                                 wfMsg( 'underline-never' ) => 0,
 523                                                 wfMsg( 'underline-always' ) => 1,
 524                                                 wfMsg( 'underline-default' ) => 2,
 525                                         ),
 526                                         'label-message' => 'tog-underline',
 527                                         'section' => 'rendering/advancedrendering',
 528                                 );
 529
 530                 $stubThresholdValues = array( 0, 50, 100, 500, 1000, 2000, 5000, 10000 );
 531                 $stubThresholdOptions = array();
 532                 foreach( $stubThresholdValues as $value ) {
 533                         $stubThresholdOptions[wfMsg( 'size-bytes', $value )] = $value;
 534                 }
 535
 536                 $defaultPreferences['stubthreshold'] =
 537                                 array(
 538                                         'type' => 'selectorother',
 539                                         'section' => 'rendering/advancedrendering',
 540                                         'options' => $stubThresholdOptions,
 541                                         'label' => wfMsg( 'stub-threshold' ), // Raw HTML message. Yay?
 542                                 );
 543                 $defaultPreferences['highlightbroken'] =
 544                                 array(
 545                                         'type' => 'toggle',
 546                                         'section' => 'rendering/advancedrendering',
 547                                         'label' => wfMsg( 'tog-highlightbroken' ), // Raw HTML
 548                                 );
 549                 $defaultPreferences['showtoc'] =
 550                                 array(
 551                                         'type' => 'toggle',
 552                                         'section' => 'rendering/advancedrendering',
 553                                         'label-message' => 'tog-showtoc',
 554                                 );
 555                 $defaultPreferences['nocache'] =
 556                                 array(
 557                                         'type' => 'toggle',
 558                                         'label-message' => 'tog-nocache',
 559                                         'section' => 'rendering/advancedrendering',
 560                                 );
 561                 $defaultPreferences['showhiddencats'] =
 562                                 array(
 563                                         'type' => 'toggle',
 564                                         'section' => 'rendering/advancedrendering',
 565                                         'label-message' => 'tog-showhiddencats'
 566                                 );
 567                 $defaultPreferences['showjumplinks'] =
 568                                 array(
 569                                         'type' => 'toggle',
 570                                         'section' => 'rendering/advancedrendering',
 571                                         'label-message' => 'tog-showjumplinks',
 572                                 );
 573                 $defaultPreferences['justify'] =
 574                                 array(
 575                                         'type' => 'toggle',
 576                                         'section' => 'rendering/advancedrendering',
 577                                         'label-message' => 'tog-justify',
 578                                 );
 579                 $defaultPreferences['numberheadings'] =
 580                                 array(
 581                                         'type' => 'toggle',
 582                                         'section' => 'rendering/advancedrendering',
 583                                         'label-message' => 'tog-numberheadings',
 584                                 );
 585         }
 586
 587         static function editingPreferences( $user, &$defaultPreferences ) {
 588                 global $wgUseExternalEditor, $wgLivePreview;
 589
 590                 ## Editing #####################################
 591                 $defaultPreferences['cols'] =
 592                                 array(
 593                                         'type' => 'int',
 594                                         'label-message' => 'columns',
 595                                         'section' => 'editing/textboxsize',
 596                                         'min' => 4,
 597                                         'max' => 1000,
 598                                 );
 599                 $defaultPreferences['rows'] =
 600                                 array(
 601                                         'type' => 'int',
 602                                         'label-message' => 'rows',
 603                                         'section' => 'editing/textboxsize',
 604                                         'min' => 4,
 605                                         'max' => 1000,
 606                                 );
 607                 $defaultPreferences['previewontop'] =
 608                                 array(
 609                                         'type' => 'toggle',
 610                                         'section' => 'editing/advancedediting',
 611                                         'label-message' => 'tog-previewontop',
 612                                 );
 613                 $defaultPreferences['previewonfirst'] =
 614                                 array(
 615                                         'type' => 'toggle',
 616                                         'section' => 'editing/advancedediting',
 617                                         'label-message' => 'tog-previewonfirst',
 618                                 );
 619                 $defaultPreferences['editsection'] =
 620                                 array(
 621                                         'type' => 'toggle',
 622                                         'section' => 'editing/advancedediting',
 623                                         'label-message' => 'tog-editsection',
 624                                 );
 625                 $defaultPreferences['editsectiononrightclick'] =
 626                                 array(
 627                                         'type' => 'toggle',
 628                                         'section' => 'editing/advancedediting',
 629                                         'label-message' => 'tog-editsectiononrightclick',
 630                                 );
 631                 $defaultPreferences['editondblclick'] =
 632                                 array(
 633                                         'type' => 'toggle',
 634                                         'section' => 'editing/advancedediting',
 635                                         'label-message' => 'tog-editondblclick',
 636                                 );
 637                 $defaultPreferences['editwidth'] =
 638                                 array(
 639                                         'type' => 'toggle',
 640                                         'section' => 'editing/advancedediting',
 641                                         'label-message' => 'tog-editwidth',
 642                                 );
 643                 $defaultPreferences['showtoolbar'] =
 644                                 array(
 645                                         'type' => 'toggle',
 646                                         'section' => 'editing/advancedediting',
 647                                         'label-message' => 'tog-showtoolbar',
 648                                 );
 649                 $defaultPreferences['minordefault'] =
 650                                 array(
 651                                         'type' => 'toggle',
 652                                         'section' => 'editing/advancedediting',
 653                                         'label-message' => 'tog-minordefault',
 654                                 );
 655
 656                 if ( $wgUseExternalEditor ) {
 657                         $defaultPreferences['externaleditor'] =
 658                                         array(
 659                                                 'type' => 'toggle',
 660                                                 'section' => 'editing/advancedediting',
 661                                                 'label-message' => 'tog-externaleditor',
 662                                         );
 663                         $defaultPreferences['externaldiff'] =
 664                                         array(
 665                                                 'type' => 'toggle',
 666                                                 'section' => 'editing/advancedediting',
 667                                                 'label-message' => 'tog-externaldiff',
 668                                         );
 669                 }
 670
 671                 $defaultPreferences['forceeditsummary'] =
 672                                 array(
 673                                         'type' => 'toggle',
 674                                         'section' => 'editing/advancedediting',
 675                                         'label-message' => 'tog-forceeditsummary',
 676                                 );
 677                 if ( $wgLivePreview ) {
 678                         $defaultPreferences['uselivepreview'] =
 679                                         array(
 680                                                 'type' => 'toggle',
 681                                                 'section' => 'editing/advancedediting',
 682                                                 'label-message' => 'tog-uselivepreview',
 683                                         );
 684                 }
 685         }
 686
 687         static function rcPreferences( $user, &$defaultPreferences ) {
 688                 global $wgRCMaxAge, $wgUseRCPatrol;
 689                 ## RecentChanges #####################################
 690                 $defaultPreferences['rcdays'] =
 691                                 array(
 692                                         'type' => 'int',
 693                                         'label-message' => 'recentchangesdays',
 694                                         'section' => 'rc/display',
 695                                         'min' => 1,
 696                                         'max' => ceil( $wgRCMaxAge / ( 3600*24 ) ),
 697                                 );
 698                 $defaultPreferences['rclimit'] =
 699                                 array(
 700                                         'type' => 'int',
 701                                         'label-message' => 'recentchangescount',
 702                                         'help-message' => 'prefs-help-recentchangescount',
 703                                         'section' => 'rc/display',
 704                                 );
 705                 $defaultPreferences['usenewrc'] =
 706                                 array(
 707                                         'type' => 'toggle',
 708                                         'label-message' => 'tog-usenewrc',
 709                                         'section' => 'rc/advancedrc',
 710                                 );
 711                 $defaultPreferences['hideminor'] =
 712                                 array(
 713                                         'type' => 'toggle',
 714                                         'label-message' => 'tog-hideminor',
 715                                         'section' => 'rc/advancedrc',
 716                                 );
 717
 718                 global $wgUseRCPatrol;
 719                 if( $wgUseRCPatrol ) {
 720                         $defaultPreferences['hidepatrolled'] =
 721                                         array(
 722                                                 'type' => 'toggle',
 723                                                 'section' => 'rc/advancedrc',
 724                                                 'label-message' => 'tog-hidepatrolled',
 725                                         );
 726                         $defaultPreferences['newpageshidepatrolled'] =
 727                                         array(
 728                                                 'type' => 'toggle',
 729                                                 'section' => 'rc/advancedrc',
 730                                                 'label-message' => 'tog-newpageshidepatrolled',
 731                                         );
 732                 }
 733
 734                 global $wgRCShowWatchingUsers;
 735                 if( $wgRCShowWatchingUsers ) {
 736                         $defaultPreferences['shownumberswatching'] =
 737                                         array(
 738                                                 'type' => 'toggle',
 739                                                 'section' => 'rc/advancedrc',
 740                                                 'label-message' => 'tog-shownumberswatching',
 741                                         );
 742                 }
 743         }
 744
 745         static function watchlistPreferences( $user, &$defaultPreferences ) {
 746                 global $wgUseRCPatrol;
 747                 ## Watchlist #####################################
 748                 $defaultPreferences['watchlistdays'] =
 749                                 array(
 750                                         'type' => 'int',
 751                                         'min' => 0,
 752                                         'max' => 7,
 753                                         'section' => 'watchlist/display',
 754                                         'label-message' => 'prefs-watchlist-days',
 755                                 );
 756                 $defaultPreferences['wllimit'] =
 757                                 array(
 758                                         'type' => 'int',
 759                                         'min' => 0,
 760                                         'max' => 1000,
 761                                         'label-message' => 'prefs-watchlist-edits',
 762                                         'section' => 'watchlist/display'
 763                                 );
 764                 $defaultPreferences['extendwatchlist'] =
 765                                 array(
 766                                         'type' => 'toggle',
 767                                         'section' => 'watchlist/advancedwatchlist',
 768                                         'label-message' => 'tog-extendwatchlist',
 769                                 );
 770                 $defaultPreferences['watchlisthideminor'] =
 771                                 array(
 772                                         'type' => 'toggle',
 773                                         'section' => 'watchlist/advancedwatchlist',
 774                                         'label-message' => 'tog-watchlisthideminor',
 775                                 );
 776                 $defaultPreferences['watchlisthidebots'] =
 777                                 array(
 778                                         'type' => 'toggle',
 779                                         'section' => 'watchlist/advancedwatchlist',
 780                                         'label-message' => 'tog-watchlisthidebots',
 781                                 );
 782                 $defaultPreferences['watchlisthideown'] =
 783                                 array(
 784                                         'type' => 'toggle',
 785                                         'section' => 'watchlist/advancedwatchlist',
 786                                         'label-message' => 'tog-watchlisthideown',
 787                                 );
 788                 $defaultPreferences['watchlisthideanons'] =
 789                                 array(
 790                                         'type' => 'toggle',
 791                                         'section' => 'watchlist/advancedwatchlist',
 792                                         'label-message' => 'tog-watchlisthideanons',
 793                                 );
 794                 $defaultPreferences['watchlisthideliu'] =
 795                                 array(
 796                                         'type' => 'toggle',
 797                                         'section' => 'watchlist/advancedwatchlist',
 798                                         'label-message' => 'tog-watchlisthideliu',
 799                                 );
 800
 801                 if ( $wgUseRCPatrol ) {
 802                         $defaultPreferences['watchlisthidepatrolled'] =
 803                                         array(
 804                                                 'type' => 'toggle',
 805                                                 'section' => 'watchlist/advancedwatchlist',
 806                                                 'label-message' => 'tog-watchlisthidepatrolled',
 807                                         );
 808                 }
 809
 810                 $watchTypes = array(
 811                         'edit' => 'watchdefault',
 812                         'move' => 'watchmoves',
 813                         'delete' => 'watchdeletion'
 814                 );
 815
 816                 // Kinda hacky
 817                 if( $user->isAllowed( 'createpage' ) || $user->isAllowed( 'createtalk' ) ) {
 818                         $watchTypes['read'] = 'watchcreations';
 819                 }
 820
 821                 foreach( $watchTypes as $action => $pref ) {
 822                         if ( $user->isAllowed( $action ) ) {
 823                                 $defaultPreferences[$pref] = array(
 824                                         'type' => 'toggle',
 825                                         'section' => 'watchlist/advancedwatchlist',
 826                                         'label-message' => "tog-$pref",
 827                                 );
 828                         }
 829                 }
 830         }
 831
 832         static function searchPreferences( $user, &$defaultPreferences ) {
 833                 global $wgContLang;
 834
 835                 ## Search #####################################
 836                 $defaultPreferences['searchlimit'] =
 837                                 array(
 838                                         'type' => 'int',
 839                                         'label-message' => 'resultsperpage',
 840                                         'section' => 'searchoptions/display',
 841                                         'min' => 0,
 842                                 );
 843                 $defaultPreferences['contextlines'] =
 844                                 array(
 845                                         'type' => 'int',
 846                                         'label-message' => 'contextlines',
 847                                         'section' => 'searchoptions/display',
 848                                         'min' => 0,
 849                                 );
 850                 $defaultPreferences['contextchars'] =
 851                                 array(
 852                                         'type' => 'int',
 853                                         'label-message' => 'contextchars',
 854                                         'section' => 'searchoptions/display',
 855                                         'min' => 0,
 856                                 );
 857                 global $wgEnableMWSuggest;
 858                 if( $wgEnableMWSuggest ) {
 859                         $defaultPreferences['disablesuggest'] =
 860                                         array(
 861                                                 'type' => 'toggle',
 862                                                 'label-message' => 'mwsuggest-disable',
 863                                                 'section' => 'searchoptions/display',
 864                                         );
 865                 }
 866
 867                 $defaultPreferences['searcheverything'] =
 868                                 array(
 869                                         'type' => 'toggle',
 870                                         'label-message' => 'searcheverything-enable',
 871                                         'section' => 'searchoptions/advancedsearchoptions',
 872                                 );
 873
 874                 // Searchable namespaces back-compat with old format
 875                 $searchableNamespaces = SearchEngine::searchableNamespaces();
 876
 877                 $nsOptions = array();
 878                 foreach( $wgContLang->getNamespaces() as $ns => $name ) {
 879                         if( $ns < 0 ) continue;
 880                         $displayNs = str_replace( '_', ' ', $name );
 881
 882                         if( !$displayNs ) $displayNs = wfMsg( 'blanknamespace' );
 883
 884                         $displayNs = htmlspecialchars( $displayNs );
 885                         $nsOptions[$displayNs] = $ns;
 886                 }
 887
 888                 $defaultPreferences['searchnamespaces'] =
 889                                 array(
 890                                         'type' => 'multiselect',
 891                                         'label-message' => 'defaultns',
 892                                         'options' => $nsOptions,
 893                                         'section' => 'searchoptions/advancedsearchoptions',
 894                                         'prefix' => 'searchNs',
 895                                 );
 896         }
 897
 898         static function miscPreferences( $user, &$defaultPreferences ) {
 899                 ## Misc #####################################
 900                 $defaultPreferences['diffonly'] =
 901                                 array(
 902                                         'type' => 'toggle',
 903                                         'section' => 'misc/diffs',
 904                                         'label-message' => 'tog-diffonly',
 905                                 );
 906                 $defaultPreferences['norollbackdiff'] =
 907                                 array(
 908                                         'type' => 'toggle',
 909                                         'section' => 'misc/diffs',
 910                                         'label-message' => 'tog-norollbackdiff',
 911                                 );
 912
 913                 // Stuff from Language::getExtraUserToggles()
 914                 global $wgContLang;
 915
 916                 $toggles = $wgContLang->getExtraUserToggles();
 917
 918                 foreach( $toggles as $toggle ) {
 919                         $defaultPreferences[$toggle] =
 920                                 array(
 921                                         'type' => 'toggle',
 922                                         'section' => 'personal/i18n',
 923                                         'label-message' => "tog-$toggle",
 924                                 );
 925                 }
 926         }
 927
 928         static function generateSkinOptions( $user ) {
 929                 global $wgDefaultSkin;
 930                 $ret = array();
 931
 932                 $mptitle = Title::newMainPage();
 933                 $previewtext = wfMsgHtml( 'skin-preview' );
 934                 # Only show members of Skin::getSkinNames() rather than
 935                 # $skinNames (skins is all skin names from Language.php)
 936                 $validSkinNames = Skin::getUsableSkins();
 937                 # Sort by UI skin name. First though need to update validSkinNames as sometimes
 938                 # the skinkey & UI skinname differ (e.g. "standard" skinkey is "Classic" in the UI).
 939                 foreach ( $validSkinNames as $skinkey => &$skinname ) {
 940                         $msgName = "skinname-{$skinkey}";
 941                         $localisedSkinName = wfMsg( $msgName );
 942                         if ( !wfEmptyMsg( $msgName, $localisedSkinName ) ) {
 943                                 $skinname = htmlspecialchars( $localisedSkinName );
 944                         }
 945                 }
 946                 asort( $validSkinNames );
 947                 $sk = $user->getSkin();
 948
 949                 foreach( $validSkinNames as $skinkey => $sn ) {
 950                         $mplink = htmlspecialchars( $mptitle->getLocalURL( "useskin=$skinkey" ) );
 951                         $previewlink = "(<a target='_blank' href=\"$mplink\">$previewtext</a>)";
 952                         $extraLinks = '';
 953                         global $wgAllowUserCss, $wgAllowUserJs;
 954                         if( $wgAllowUserCss ) {
 955                                 $cssPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.css' );
 956                                 $customCSS = $sk->link( $cssPage, wfMsgHtml( 'prefs-custom-css' ) );
 957                                 $extraLinks .= " ($customCSS)";
 958                         }
 959                         if( $wgAllowUserJs ) {
 960                                 $jsPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.js' );
 961                                 $customJS = $sk->link( $jsPage, wfMsgHtml( 'prefs-custom-js' ) );
 962                                 $extraLinks .= " ($customJS)";
 963                         }
 964                         if( $skinkey == $wgDefaultSkin )
 965                                 $sn .= ' (' . wfMsgHtml( 'default' ) . ')';
 966                         $display = "$sn $previewlink{$extraLinks}";
 967                         $ret[$display] = $skinkey;
 968                 }
 969
 970                 return $ret;
 971         }
 972
 973         static function getDateOptions() {
 974                 global $wgLang;
 975                 $dateopts = $wgLang->getDatePreferences();
 976
 977                 $ret = array();
 978
 979                 if( $dateopts ) {
 980                         if ( !in_array( 'default', $dateopts ) ) {
 981                                 $dateopts[] = 'default'; // Make sure default is always valid
 982                                                                                 // Bug 19237
 983                         }
 984
 985                         $idCnt = 0;
 986                         $epoch = '20010115161234'; # Wikipedia day
 987                         foreach( $dateopts as $key ) {
 988                                 if( $key == 'default' ) {
 989                                         $formatted = wfMsgHtml( 'datedefault' );
 990                                 } else {
 991                                         $formatted = htmlspecialchars( $wgLang->timeanddate( $epoch, false, $key ) );
 992                                 }
 993                                 $ret[$formatted] = $key;
 994                         }
 995                 }
 996                 return $ret;
 997         }
 998
 999         static function getImageSizes() {
1000                 global $wgImageLimits;
1001
1002                 $ret = array();
1003
1004                 foreach ( $wgImageLimits as $index => $limits ) {
1005                         $display = "{$limits[0]}×{$limits[1]}" . wfMsg( 'unit-pixel' );
1006                         $ret[$display] = $index;
1007                 }
1008
1009                 return $ret;
1010         }
1011
1012         static function getThumbSizes() {
1013                 global $wgThumbLimits;
1014
1015                 $ret = array();
1016
1017                 foreach ( $wgThumbLimits as $index => $size ) {
1018                         $display = $size . wfMsg( 'unit-pixel' );
1019                         $ret[$display] = $index;
1020                 }
1021
1022                 return $ret;
1023         }
1024
1025         static function validateSignature( $signature, $alldata ) {
1026                 global $wgParser, $wgMaxSigChars, $wgLang;
1027                 if( mb_strlen( $signature ) > $wgMaxSigChars ) {
1028                         return
1029                                 Xml::element( 'span', array( 'class' => 'error' ),
1030                                         wfMsgExt( 'badsiglength', 'parsemag',
1031                                                 $wgLang->formatNum( $wgMaxSigChars )
1032                                         )
1033                                 );
1034                 } elseif( !empty( $alldata['fancysig'] ) &&
1035                                 false === $wgParser->validateSig( $signature ) ) {
1036                         return Xml::element( 'span', array( 'class' => 'error' ), wfMsg( 'badsig' ) );
1037                 } else {
1038                         return true;
1039                 }
1040         }
1041
1042         static function cleanSignature( $signature, $alldata ) {
1043                 global $wgParser;
1044                 if( $alldata['fancysig'] ) {
1045                         $signature = $wgParser->cleanSig( $signature );
1046                 } else {
1047                         // When no fancy sig used, make sure ~{3,5} get removed.
1048                         $signature = $wgParser->cleanSigInSig( $signature );
1049                 }
1050
1051                 return $signature;
1052         }
1053
1054         static function validateEmail( $email, $alldata ) {
1055                 if ( $email && !User::isValidEmailAddr( $email ) ) {
1056                         return wfMsgExt( 'invalidemailaddress', 'parseinline' );
1057                 }
1058
1059                 global $wgEmailConfirmToEdit;
1060                 if( $wgEmailConfirmToEdit && !$email ) {
1061                         return wfMsgExt( 'noemailtitle', 'parseinline' );
1062                 }
1063                 return true;
1064         }
1065
1066         static function getFormObject( $user ) {
1067                 $formDescriptor = Preferences::getPreferences( $user );
1068                 $htmlForm = new PreferencesForm( $formDescriptor, 'prefs' );
1069
1070                 $htmlForm->setSubmitText( wfMsg( 'saveprefs' ) );
1071                 $htmlForm->setTitle( SpecialPage::getTitleFor( 'Preferences' ) );
1072                 $htmlForm->setSubmitID( 'prefsubmit' );
1073                 $htmlForm->setSubmitCallback( array( 'Preferences', 'tryFormSubmit' ) );
1074
1075                 return $htmlForm;
1076         }
1077
1078         static function getTimezoneOptions() {
1079                 $opt = array();
1080
1081                 global $wgLocalTZoffset;
1082
1083                 $opt[wfMsg( 'timezoneuseserverdefault' )] = "System|$wgLocalTZoffset";
1084                 $opt[wfMsg( 'timezoneuseoffset' )] = 'other';
1085                 $opt[wfMsg( 'guesstimezone' )] = 'guess';
1086
1087                 if ( function_exists( 'timezone_identifiers_list' ) ) {
1088                         # Read timezone list
1089                         $tzs = timezone_identifiers_list();
1090                         sort( $tzs );
1091
1092                         $tzRegions = array();
1093                         $tzRegions['Africa'] = wfMsg( 'timezoneregion-africa' );
1094                         $tzRegions['America'] = wfMsg( 'timezoneregion-america' );
1095                         $tzRegions['Antarctica'] = wfMsg( 'timezoneregion-antarctica' );
1096                         $tzRegions['Arctic'] = wfMsg( 'timezoneregion-arctic' );
1097                         $tzRegions['Asia'] = wfMsg( 'timezoneregion-asia' );
1098                         $tzRegions['Atlantic'] = wfMsg( 'timezoneregion-atlantic' );
1099                         $tzRegions['Australia'] = wfMsg( 'timezoneregion-australia' );
1100                         $tzRegions['Europe'] = wfMsg( 'timezoneregion-europe' );
1101                         $tzRegions['Indian'] = wfMsg( 'timezoneregion-indian' );
1102                         $tzRegions['Pacific'] = wfMsg( 'timezoneregion-pacific' );
1103                         asort( $tzRegions );
1104
1105                         $prefill = array_fill_keys( array_values( $tzRegions ), array() );
1106                         $opt = array_merge( $opt, $prefill );
1107
1108                         $now = date_create( 'now' );
1109
1110                         foreach ( $tzs as $tz ) {
1111                                 $z = explode( '/', $tz, 2 );
1112
1113                                 # timezone_identifiers_list() returns a number of
1114                                 # backwards-compatibility entries. This filters them out of the
1115                                 # list presented to the user.
1116                                 if ( count( $z ) != 2 || !array_key_exists( $z[0], $tzRegions ) )
1117                                         continue;
1118
1119                                 # Localize region
1120                                 $z[0] = $tzRegions[$z[0]];
1121
1122                                 $minDiff = floor( timezone_offset_get( timezone_open( $tz ), $now ) / 60 );
1123
1124                                 $display = str_replace( '_', ' ', $z[0] . '/' . $z[1] );
1125                                 $value = "ZoneInfo|$minDiff|$tz";
1126
1127                                 $opt[$z[0]][$display] = $value;
1128                         }
1129                 }
1130                 return $opt;
1131         }
1132
1133         static function filterTimezoneInput( $tz, $alldata ) {
1134                 $data = explode( '|', $tz, 3 );
1135                 switch ( $data[0] ) {
1136                         case 'ZoneInfo':
1137                         case 'System':
1138                                 return $tz;
1139                         default:
1140                                 $data = explode( ':', $tz, 2 );
1141                                 $minDiff = 0;
1142                                 if( count( $data ) == 2 ) {
1143                                         $data[0] = intval( $data[0] );
1144                                         $data[1] = intval( $data[1] );
1145                                         $minDiff = abs( $data[0] ) * 60 + $data[1];
1146                                         if ( $data[0] < 0 ) $minDiff = -$minDiff;
1147                                 } else {
1148                                         $minDiff = intval( $data[0] ) * 60;
1149                                 }
1150
1151                                 # Max is +14:00 and min is -12:00, see:
1152                                 # http://en.wikipedia.org/wiki/Timezone
1153                                 $minDiff = min( $minDiff, 840 );  # 14:00
1154                                 $minDiff = max( $minDiff, -720 ); # -12:00
1155                                 return 'Offset|'.$minDiff;
1156                 }
1157         }
1158
1159         static function tryFormSubmit( $formData, $entryPoint = 'internal' ) {
1160                 global $wgUser, $wgEmailAuthentication, $wgEnableEmail;
1161
1162                 $result = true;
1163
1164                 // Filter input
1165                 foreach( array_keys( $formData ) as $name ) {
1166                         if ( isset( self::$saveFilters[$name] ) ) {
1167                                 $formData[$name] =
1168                                         call_user_func( self::$saveFilters[$name], $formData[$name], $formData );
1169                         }
1170                 }
1171
1172                 // Stuff that shouldn't be saved as a preference.
1173                 $saveBlacklist = array(
1174                         'realname',
1175                         'emailaddress',
1176                 );
1177
1178                 if( $wgEnableEmail ) {
1179                         $newadr = $formData['emailaddress'];
1180                         $oldadr = $wgUser->getEmail();
1181                         if( ( $newadr != '' ) && ( $newadr != $oldadr ) ) {
1182                                 # the user has supplied a new email address on the login page
1183                                 # new behaviour: set this new emailaddr from login-page into user database record
1184                                 $wgUser->setEmail( $newadr );
1185                                 # but flag as "dirty" = unauthenticated
1186                                 $wgUser->invalidateEmail();
1187                                 if( $wgEmailAuthentication ) {
1188                                         # Mail a temporary password to the dirty address.
1189                                         # User can come back through the confirmation URL to re-enable email.
1190                                         $result = $wgUser->sendConfirmationMail();
1191                                         if( WikiError::isError( $result ) ) {
1192                                                 return wfMsg( 'mailerror', htmlspecialchars( $result->getMessage() ) );
1193                                         } elseif( $entryPoint == 'ui' ) {
1194                                                 $result = 'eauth';
1195                                         }
1196                                 }
1197                         } else {
1198                                 $wgUser->setEmail( $newadr );
1199                         }
1200                         if( $oldadr != $newadr ) {
1201                                 wfRunHooks( 'PrefsEmailAudit', array( $wgUser, $oldadr, $newadr ) );
1202                         }
1203                 }
1204
1205                 // Fortunately, the realname field is MUCH simpler
1206                 global $wgHiddenPrefs;
1207                 if ( !in_array( 'realname', $wgHiddenPrefs ) ) {
1208                         $realName = $formData['realname'];
1209                         $wgUser->setRealName( $realName );
1210                 }
1211
1212                 foreach( $saveBlacklist as $b )
1213                         unset( $formData[$b] );
1214
1215                 //  Keeps old preferences from interfering due to back-compat
1216                 //  code, etc.
1217                 $wgUser->resetOptions();
1218
1219                 foreach( $formData as $key => $value ) {
1220                         $wgUser->setOption( $key, $value );
1221                 }
1222
1223                 $wgUser->saveSettings();
1224
1225                 return $result;
1226         }
1227
1228         public static function tryUISubmit( $formData ) {
1229                 $res = self::tryFormSubmit( $formData, 'ui' );
1230
1231                 if( $res ) {
1232                         $urlOptions = array( 'success' );
1233                         if( $res === 'eauth' )
1234                                 $urlOptions[] = 'eauth';
1235
1236                         $queryString = implode( '&', $urlOptions );
1237
1238                         $url = SpecialPage::getTitleFor( 'Preferences' )->getFullURL( $queryString );
1239                         global $wgOut;
1240                         $wgOut->redirect( $url );
1241                 }
1242
1243                 return true;
1244         }
1245
1246         public static function loadOldSearchNs( $user ) {
1247                 $searchableNamespaces = SearchEngine::searchableNamespaces();
1248                 // Back compat with old format
1249                 $arr = array();
1250
1251                 foreach( $searchableNamespaces as $ns => $name ) {
1252                         if( $user->getOption( 'searchNs' . $ns ) ) {
1253                                 $arr[] = $ns;
1254                         }
1255                 }
1256
1257                 return $arr;
1258         }
1259 }
1260
1261 /** Some tweaks to allow js prefs to work */
1262 class PreferencesForm extends HTMLForm {
1263
1264         function wrapForm( $html ) {
1265                 $html = Xml::tags( 'div', array( 'id' => 'preferences' ), $html );
1266
1267                 return parent::wrapForm( $html );
1268         }
1269
1270         function getButtons() {
1271                 $html = parent::getButtons();
1272
1273                 global $wgUser;
1274
1275                 $sk = $wgUser->getSkin();
1276                 $t = SpecialPage::getTitleFor( 'Preferences', 'reset' );
1277
1278                 $html .= "\n" . $sk->link( $t, wfMsgHtml( 'restoreprefs' ) );
1279
1280                 $html = Xml::tags( 'div', array( 'class' => 'mw-prefs-buttons' ), $html );
1281
1282                 return $html;
1283         }
1284
1285         function filterDataForSubmit( $data ) {
1286                 // Support for separating MultiSelect preferences into multiple preferences
1287                 // Due to lack of array support.
1288                 foreach( $this->mFlatFields as $fieldname => $field ) {
1289                         $info = $field->mParams;
1290                         if( $field instanceof HTMLMultiSelectField ) {
1291                                 $options = HTMLFormField::flattenOptions( $info['options'] );
1292                                 $prefix = isset( $info['prefix'] ) ? $info['prefix'] : $fieldname;
1293
1294                                 foreach( $options as $opt ) {
1295                                         $data["$prefix$opt"] = in_array( $opt, $data[$fieldname] );
1296                                 }
1297
1298                                 unset( $data[$fieldname] );
1299                         }
1300                 }
1301
1302                 return $data;
1303         }
1304 }