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' => wfMsgExt( 'prefs-registration-date-time', 'parsemag',
 147                                                         $wgLang->timeanddate( $user->getRegistration(), true ),
 148                                                         $wgLang->date( $user->getRegistration(), true ),
 149                                                         $wgLang->time( $user->getRegistration(), true ) ),
 150                                                 'section' => 'personal/info',
 151                                         );
 152                 }
 153
 154                 // Actually changeable stuff
 155                 global $wgAuth;
 156                 $defaultPreferences['realname'] =
 157                                 array(
 158                                         'type' => $wgAuth->allowPropChange( 'realname' ) ? 'text' : 'info',
 159                                         'default' => $user->getRealName(),
 160                                         'section' => 'personal/info',
 161                                         'label-message' => 'yourrealname',
 162                                         'help-message' => 'prefs-help-realname',
 163                                 );
 164
 165                 $defaultPreferences['gender'] =
 166                                 array(
 167                                         'type' => 'select',
 168                                         'section' => 'personal/info',
 169                                         'options' => array(
 170                                                 wfMsg( 'gender-male' ) => 'male',
 171                                                 wfMsg( 'gender-female' ) => 'female',
 172                                                 wfMsg( 'gender-unknown' ) => 'unknown',
 173                                         ),
 174                                         'label-message' => 'yourgender',
 175                                         'help-message' => 'prefs-help-gender',
 176                                 );
 177
 178                 if( $wgAuth->allowPasswordChange() ) {
 179                         global $wgUser; // For skin.
 180                         $link = $wgUser->getSkin()->link( SpecialPage::getTitleFor( 'Resetpass' ),
 181                                 wfMsgHtml( 'prefs-resetpass' ), array(),
 182                                 array( 'returnto' => SpecialPage::getTitleFor( 'Preferences' ) ) );
 183
 184                         $defaultPreferences['password'] =
 185                                         array(
 186                                                 'type' => 'info',
 187                                                 'raw' => true,
 188                                                 'default' => $link,
 189                                                 'label-message' => 'yourpassword',
 190                                                 'section' => 'personal/info',
 191                                         );
 192                 }
 193
 194                 $defaultPreferences['rememberpassword'] =
 195                                 array(
 196                                         'type' => 'toggle',
 197                                         'label-message' => 'tog-rememberpassword',
 198                                         'section' => 'personal/info',
 199                                 );
 200
 201                 // Language
 202                 global $wgContLanguageCode;
 203                 $languages = array_reverse( Language::getLanguageNames( false ) );
 204                 if( !array_key_exists( $wgContLanguageCode, $languages ) ) {
 205                         $languages[$wgContLanguageCode] = $wgContLanguageCode;
 206                 }
 207                 ksort( $languages );
 208
 209                 $options = array();
 210                 foreach( $languages as $code => $name ) {
 211                         $display = "$code - $name";
 212                         $options[$display] = $code;
 213                 }
 214                 $defaultPreferences['language'] =
 215                                 array(
 216                                         'type' => 'select',
 217                                         'section' => 'personal/i18n',
 218                                         'options' => $options,
 219                                         'label-message' => 'yourlanguage',
 220                                 );
 221
 222                 global $wgContLang, $wgDisableLangConversion;
 223                 global $wgDisableTitleConversion;
 224                 /* see if there are multiple language variants to choose from*/
 225                 $variantArray = array();
 226                 if( !$wgDisableLangConversion ) {
 227                         $variants = $wgContLang->getVariants();
 228
 229                         $languages = Language::getLanguageNames( true );
 230                         foreach( $variants as $v ) {
 231                                 $v = str_replace( '_', '-', strtolower( $v ) );
 232                                 if( array_key_exists( $v, $languages ) ) {
 233                                         // If it doesn't have a name, we'll pretend it doesn't exist
 234                                         $variantArray[$v] = $languages[$v];
 235                                 }
 236                         }
 237
 238                         $options = array();
 239                         foreach( $variantArray as $code => $name ) {
 240                                 $display = "$code - $name";
 241                                 $options[$display] = $code;
 242                         }
 243
 244                         if( count( $variantArray ) > 1 ) {
 245                                 $defaultPreferences['variant'] =
 246                                         array(
 247                                                 'label-message' => 'yourvariant',
 248                                                 'type' => 'select',
 249                                                 'options' => $options,
 250                                                 'section' => 'personal/i18n',
 251                                         );
 252                         }
 253                 }
 254
 255                 if( count( $variantArray ) > 1 && !$wgDisableLangConversion && !$wgDisableTitleConversion ) {
 256                         $defaultPreferences['noconvertlink'] =
 257                                         array(
 258                                                 'type' => 'toggle',
 259                                                 'section' => 'personal/i18n',
 260                                                 'label-message' => 'tog-noconvertlink',
 261                                         );
 262                 }
 263
 264                 global $wgMaxSigChars;
 265                 $defaultPreferences['nickname'] =
 266                                 array(
 267                                         'type' => $wgAuth->allowPropChange( 'nickname' ) ? 'text' : 'info',
 268                                         'maxlength' => $wgMaxSigChars,
 269                                         'label-message' => 'yournick',
 270                                         'validation-callback' =>
 271                                                 array( 'Preferences', 'validateSignature' ),
 272                                         'section' => 'personal/signature',
 273                                         'filter-callback' => array( 'Preferences', 'cleanSignature' ),
 274                                 );
 275                 $defaultPreferences['fancysig'] =
 276                                 array(
 277                                         'type' => 'toggle',
 278                                         'label-message' => 'tog-fancysig',
 279                                         'section' => 'personal/signature'
 280                                 );
 281
 282                 ## Email stuff
 283
 284                 global $wgEnableEmail;
 285                 if ($wgEnableEmail) {
 286
 287                         global $wgEmailConfirmToEdit;
 288
 289                         $defaultPreferences['emailaddress'] =
 290                                         array(
 291                                                 'type' => $wgAuth->allowPropChange( 'emailaddress' ) ? 'text' : 'info',
 292                                                 'default' => $user->getEmail(),
 293                                                 'section' => 'personal/email',
 294                                                 'label-message' => 'youremail',
 295                                                 'help-message' => $wgEmailConfirmToEdit
 296                                                                                         ? 'prefs-help-email-required'
 297                                                                                         : 'prefs-help-email',
 298                                                 'validation-callback' => array( 'Preferences', 'validateEmail' ),
 299                                         );
 300
 301                         global $wgEnableUserEmail, $wgEmailAuthentication;
 302
 303                         $disableEmailPrefs = false;
 304
 305                         if ( $wgEmailAuthentication ) {
 306                                 if ( $user->getEmail() ) {
 307                                         if( $user->getEmailAuthenticationTimestamp() ) {
 308                                                 // date and time are separate parameters to facilitate localisation.
 309                                                 // $time is kept for backward compat reasons.
 310                                                 // 'emailauthenticated' is also used in SpecialConfirmemail.php
 311                                                 $time = $wgLang->timeAndDate( $user->getEmailAuthenticationTimestamp(), true );
 312                                                 $d = $wgLang->date( $user->getEmailAuthenticationTimestamp(), true );
 313                                                 $t = $wgLang->time( $user->getEmailAuthenticationTimestamp(), true );
 314                                                 $emailauthenticated = htmlspecialchars( wfMsg( 'emailauthenticated', $time, $d, $t ) ) . '<br />';
 315                                                 $disableEmailPrefs = false;
 316                                         } else {
 317                                                 $disableEmailPrefs = true;
 318                                                 global $wgUser; // wgUser is okay here, it's for display
 319                                                 $skin = $wgUser->getSkin();
 320                                                 $emailauthenticated = wfMsgHtml( 'emailnotauthenticated' ) . '<br />' .
 321                                                         $skin->link(
 322                                                                 SpecialPage::getTitleFor( 'Confirmemail' ),
 323                                                                 wfMsg( 'emailconfirmlink' ),
 324                                                                 array(),
 325                                                                 array(),
 326                                                                 array( 'known', 'noclasses' )
 327                                                         ) . '<br />';
 328                                         }
 329                                 } else {
 330                                         $disableEmailPrefs = true;
 331                                         $emailauthenticated = wfMsgHtml( 'noemailprefs' );
 332                                 }
 333
 334                                 $defaultPreferences['emailauthentication'] =
 335                                                 array(
 336                                                         'type' => 'info',
 337                                                         'raw' => true,
 338                                                         'section' => 'personal/email',
 339                                                         'label-message' => 'prefs-emailconfirm-label',
 340                                                         'default' => $emailauthenticated,
 341                                                 );
 342
 343                         }
 344
 345                         if( $wgEnableUserEmail ) {
 346                                 $defaultPreferences['disablemail'] =
 347                                                 array(
 348                                                         'type' => 'toggle',
 349                                                         'invert' => true,
 350                                                         'section' => 'personal/email',
 351                                                         'label-message' => 'allowemail',
 352                                                         'disabled' => $disableEmailPrefs,
 353                                                 );
 354                                 $defaultPreferences['ccmeonemails'] =
 355                                                 array(
 356                                                         'type' => 'toggle',
 357                                                         'section' => 'personal/email',
 358                                                         'label-message' => 'tog-ccmeonemails',
 359                                                         'disabled' => $disableEmailPrefs,
 360                                                 );
 361                         }
 362
 363                         global $wgEnotifWatchlist;
 364                         if ( $wgEnotifWatchlist ) {
 365                                 $defaultPreferences['enotifwatchlistpages'] =
 366                                                 array(
 367                                                         'type' => 'toggle',
 368                                                         'section' => 'personal/email',
 369                                                         'label-message' => 'tog-enotifwatchlistpages',
 370                                                         'disabled' => $disableEmailPrefs,
 371                                                 );
 372                         }
 373                         global $wgEnotifUserTalk;
 374                         if( $wgEnotifUserTalk ) {
 375                                 $defaultPreferences['enotifusertalkpages'] =
 376                                                 array(
 377                                                         'type' => 'toggle',
 378                                                         'section' => 'personal/email',
 379                                                         'label-message' => 'tog-enotifusertalkpages',
 380                                                         'disabled' => $disableEmailPrefs,
 381                                                 );
 382                         }
 383                         if( $wgEnotifUserTalk || $wgEnotifWatchlist ) {
 384                                 $defaultPreferences['enotifminoredits'] =
 385                                                 array(
 386                                                         'type' => 'toggle',
 387                                                         'section' => 'personal/email',
 388                                                         'label-message' => 'tog-enotifminoredits',
 389                                                         'disabled' => $disableEmailPrefs,
 390                                                 );
 391                         }
 392                         $defaultPreferences['enotifrevealaddr'] =
 393                                         array(
 394                                                 'type' => 'toggle',
 395                                                 'section' => 'personal/email',
 396                                                 'label-message' => 'tog-enotifrevealaddr',
 397                                                 'disabled' => $disableEmailPrefs,
 398                                         );
 399                 }
 400         }
 401
 402         static function skinPreferences( $user, &$defaultPreferences ) {
 403                 ## Skin #####################################
 404                 $defaultPreferences['skin'] =
 405                                 array(
 406                                         'type' => 'radio',
 407                                         'options' => self::generateSkinOptions( $user ),
 408                                         'label' => '&nbsp;',
 409                                         'section' => 'rendering/skin',
 410                                 );
 411
 412                 $selectedSkin = $user->getOption( 'skin' );
 413                 if ( in_array( $selectedSkin, array( 'cologneblue', 'standard' ) ) ) {
 414                         global $wgLang;
 415                         $settings = array_flip( $wgLang->getQuickbarSettings() );
 416
 417                         $defaultPreferences['quickbar'] =
 418                                 array(
 419                                         'type' => 'radio',
 420                                         'options' => $settings,
 421                                         'section' => 'rendering/skin',
 422                                         'label-message' => 'qbsettings',
 423                                 );
 424                 }
 425         }
 426
 427         static function mathPreferences( $user, &$defaultPreferences ) {
 428                 ## Math #####################################
 429                 global $wgUseTeX, $wgLang;
 430                 if( $wgUseTeX ) {
 431                         $defaultPreferences['math'] =
 432                                         array(
 433                                                 'type' => 'radio',
 434                                                 'options' =>
 435                                                         array_flip( array_map( 'wfMsgHtml', $wgLang->getMathNames() ) ),
 436                                                 'label' => '&nbsp;',
 437                                                 'section' => 'rendering/math',
 438                                         );
 439                 }
 440         }
 441
 442         static function filesPreferences( $user, &$defaultPreferences ) {
 443                 ## Files #####################################
 444                 $defaultPreferences['imagesize'] =
 445                                 array(
 446                                         'type' => 'select',
 447                                         'options' => self::getImageSizes(),
 448                                         'label-message' => 'imagemaxsize',
 449                                         'section' => 'rendering/files',
 450                                 );
 451                 $defaultPreferences['thumbsize'] =
 452                                 array(
 453                                         'type' => 'select',
 454                                         'options' => self::getThumbSizes(),
 455                                         'label-message' => 'thumbsize',
 456                                         'section' => 'rendering/files',
 457                                 );
 458         }
 459
 460         static function datetimePreferences( $user, &$defaultPreferences ) {
 461                 global $wgLang;
 462
 463                 ## Date and time #####################################
 464                 $dateOptions = self::getDateOptions();
 465                 if( $dateOptions ) {
 466                         $defaultPreferences['date'] =
 467                                         array(
 468                                                 'type' => 'radio',
 469                                                 'options' => $dateOptions,
 470                                                 'label' => '&nbsp;',
 471                                                 'section' => 'datetime/dateformat',
 472                                         );
 473                 }
 474
 475                 // Info
 476                 $nowlocal = Xml::element( 'span', array( 'id' => 'wpLocalTime' ),
 477                         $wgLang->time( $now = wfTimestampNow(), true ) );
 478                 $nowserver = $wgLang->time( $now, false ) .
 479                         Xml::hidden( 'wpServerTime', substr( $now, 8, 2 ) * 60 + substr( $now, 10, 2 ) );
 480
 481                 $defaultPreferences['nowserver'] =
 482                                 array(
 483                                         'type' => 'info',
 484                                         'raw' => 1,
 485                                         'label-message' => 'servertime',
 486                                         'default' => $nowserver,
 487                                         'section' => 'datetime/timeoffset',
 488                                 );
 489
 490                 $defaultPreferences['nowlocal'] =
 491                                 array(
 492                                         'type' => 'info',
 493                                         'raw' => 1,
 494                                         'label-message' => 'localtime',
 495                                         'default' => $nowlocal,
 496                                         'section' => 'datetime/timeoffset',
 497                                 );
 498
 499                 // Grab existing pref.
 500                 $tzOffset = $user->getOption( 'timecorrection' );
 501                 $tz = explode( '|', $tzOffset, 2 );
 502
 503                 $tzSetting = $tzOffset;
 504                 if( count( $tz ) > 1 && $tz[0] == 'Offset' ) {
 505                         $minDiff = $tz[1];
 506                         $tzSetting = sprintf( '%+03d:%02d', floor( $minDiff/60 ), abs( $minDiff )%60 );
 507                 }
 508
 509                 $defaultPreferences['timecorrection'] =
 510                                 array(
 511                                         'class' => 'HTMLSelectOrOtherField',
 512                                         'label-message' => 'timezonelegend',
 513                                         'options' => self::getTimezoneOptions(),
 514                                         'default' => $tzSetting,
 515                                         'section' => 'datetime/timeoffset',
 516                                 );
 517         }
 518
 519         static function renderingPreferences( $user, &$defaultPreferences ) {
 520                 ## Page Rendering ##############################
 521                 $defaultPreferences['underline'] =
 522                                 array(
 523                                         'type' => 'select',
 524                                         'options' => array(
 525                                                 wfMsg( 'underline-never' ) => 0,
 526                                                 wfMsg( 'underline-always' ) => 1,
 527                                                 wfMsg( 'underline-default' ) => 2,
 528                                         ),
 529                                         'label-message' => 'tog-underline',
 530                                         'section' => 'rendering/advancedrendering',
 531                                 );
 532
 533                 $stubThresholdValues = array( 0, 50, 100, 500, 1000, 2000, 5000, 10000 );
 534                 $stubThresholdOptions = array();
 535                 foreach( $stubThresholdValues as $value ) {
 536                         $stubThresholdOptions[wfMsg( 'size-bytes', $value )] = $value;
 537                 }
 538
 539                 $defaultPreferences['stubthreshold'] =
 540                                 array(
 541                                         'type' => 'selectorother',
 542                                         'section' => 'rendering/advancedrendering',
 543                                         'options' => $stubThresholdOptions,
 544                                         'label' => wfMsg( 'stub-threshold' ), // Raw HTML message. Yay?
 545                                 );
 546                 $defaultPreferences['highlightbroken'] =
 547                                 array(
 548                                         'type' => 'toggle',
 549                                         'section' => 'rendering/advancedrendering',
 550                                         'label' => wfMsg( 'tog-highlightbroken' ), // Raw HTML
 551                                 );
 552                 $defaultPreferences['showtoc'] =
 553                                 array(
 554                                         'type' => 'toggle',
 555                                         'section' => 'rendering/advancedrendering',
 556                                         'label-message' => 'tog-showtoc',
 557                                 );
 558                 $defaultPreferences['nocache'] =
 559                                 array(
 560                                         'type' => 'toggle',
 561                                         'label-message' => 'tog-nocache',
 562                                         'section' => 'rendering/advancedrendering',
 563                                 );
 564                 $defaultPreferences['showhiddencats'] =
 565                                 array(
 566                                         'type' => 'toggle',
 567                                         'section' => 'rendering/advancedrendering',
 568                                         'label-message' => 'tog-showhiddencats'
 569                                 );
 570                 $defaultPreferences['showjumplinks'] =
 571                                 array(
 572                                         'type' => 'toggle',
 573                                         'section' => 'rendering/advancedrendering',
 574                                         'label-message' => 'tog-showjumplinks',
 575                                 );
 576                 $defaultPreferences['justify'] =
 577                                 array(
 578                                         'type' => 'toggle',
 579                                         'section' => 'rendering/advancedrendering',
 580                                         'label-message' => 'tog-justify',
 581                                 );
 582                 $defaultPreferences['numberheadings'] =
 583                                 array(
 584                                         'type' => 'toggle',
 585                                         'section' => 'rendering/advancedrendering',
 586                                         'label-message' => 'tog-numberheadings',
 587                                 );
 588         }
 589
 590         static function editingPreferences( $user, &$defaultPreferences ) {
 591                 global $wgUseExternalEditor, $wgLivePreview;
 592
 593                 ## Editing #####################################
 594                 $defaultPreferences['cols'] =
 595                                 array(
 596                                         'type' => 'int',
 597                                         'label-message' => 'columns',
 598                                         'section' => 'editing/textboxsize',
 599                                         'min' => 4,
 600                                         'max' => 1000,
 601                                 );
 602                 $defaultPreferences['rows'] =
 603                                 array(
 604                                         'type' => 'int',
 605                                         'label-message' => 'rows',
 606                                         'section' => 'editing/textboxsize',
 607                                         'min' => 4,
 608                                         'max' => 1000,
 609                                 );
 610                 $defaultPreferences['previewontop'] =
 611                                 array(
 612                                         'type' => 'toggle',
 613                                         'section' => 'editing/advancedediting',
 614                                         'label-message' => 'tog-previewontop',
 615                                 );
 616                 $defaultPreferences['previewonfirst'] =
 617                                 array(
 618                                         'type' => 'toggle',
 619                                         'section' => 'editing/advancedediting',
 620                                         'label-message' => 'tog-previewonfirst',
 621                                 );
 622                 $defaultPreferences['editsection'] =
 623                                 array(
 624                                         'type' => 'toggle',
 625                                         'section' => 'editing/advancedediting',
 626                                         'label-message' => 'tog-editsection',
 627                                 );
 628                 $defaultPreferences['editsectiononrightclick'] =
 629                                 array(
 630                                         'type' => 'toggle',
 631                                         'section' => 'editing/advancedediting',
 632                                         'label-message' => 'tog-editsectiononrightclick',
 633                                 );
 634                 $defaultPreferences['editondblclick'] =
 635                                 array(
 636                                         'type' => 'toggle',
 637                                         'section' => 'editing/advancedediting',
 638                                         'label-message' => 'tog-editondblclick',
 639                                 );
 640                 $defaultPreferences['editwidth'] =
 641                                 array(
 642                                         'type' => 'toggle',
 643                                         'section' => 'editing/advancedediting',
 644                                         'label-message' => 'tog-editwidth',
 645                                 );
 646                 $defaultPreferences['showtoolbar'] =
 647                                 array(
 648                                         'type' => 'toggle',
 649                                         'section' => 'editing/advancedediting',
 650                                         'label-message' => 'tog-showtoolbar',
 651                                 );
 652                 $defaultPreferences['minordefault'] =
 653                                 array(
 654                                         'type' => 'toggle',
 655                                         'section' => 'editing/advancedediting',
 656                                         'label-message' => 'tog-minordefault',
 657                                 );
 658
 659                 if ( $wgUseExternalEditor ) {
 660                         $defaultPreferences['externaleditor'] =
 661                                         array(
 662                                                 'type' => 'toggle',
 663                                                 'section' => 'editing/advancedediting',
 664                                                 'label-message' => 'tog-externaleditor',
 665                                         );
 666                         $defaultPreferences['externaldiff'] =
 667                                         array(
 668                                                 'type' => 'toggle',
 669                                                 'section' => 'editing/advancedediting',
 670                                                 'label-message' => 'tog-externaldiff',
 671                                         );
 672                 }
 673
 674                 $defaultPreferences['forceeditsummary'] =
 675                                 array(
 676                                         'type' => 'toggle',
 677                                         'section' => 'editing/advancedediting',
 678                                         'label-message' => 'tog-forceeditsummary',
 679                                 );
 680                 if ( $wgLivePreview ) {
 681                         $defaultPreferences['uselivepreview'] =
 682                                         array(
 683                                                 'type' => 'toggle',
 684                                                 'section' => 'editing/advancedediting',
 685                                                 'label-message' => 'tog-uselivepreview',
 686                                         );
 687                 }
 688         }
 689
 690         static function rcPreferences( $user, &$defaultPreferences ) {
 691                 global $wgRCMaxAge, $wgUseRCPatrol;
 692                 ## RecentChanges #####################################
 693                 $defaultPreferences['rcdays'] =
 694                                 array(
 695                                         'type' => 'float',
 696                                         'label-message' => 'recentchangesdays',
 697                                         'section' => 'rc/display',
 698                                         'min' => 1,
 699                                         'max' => ceil( $wgRCMaxAge / ( 3600*24 ) ),
 700                                 );
 701                 $defaultPreferences['rclimit'] =
 702                                 array(
 703                                         'type' => 'int',
 704                                         'label-message' => 'recentchangescount',
 705                                         'help-message' => 'prefs-help-recentchangescount',
 706                                         'section' => 'rc/display',
 707                                 );
 708                 $defaultPreferences['usenewrc'] =
 709                                 array(
 710                                         'type' => 'toggle',
 711                                         'label-message' => 'tog-usenewrc',
 712                                         'section' => 'rc/advancedrc',
 713                                 );
 714                 $defaultPreferences['hideminor'] =
 715                                 array(
 716                                         'type' => 'toggle',
 717                                         'label-message' => 'tog-hideminor',
 718                                         'section' => 'rc/advancedrc',
 719                                 );
 720
 721                 global $wgUseRCPatrol;
 722                 if( $wgUseRCPatrol ) {
 723                         $defaultPreferences['hidepatrolled'] =
 724                                         array(
 725                                                 'type' => 'toggle',
 726                                                 'section' => 'rc/advancedrc',
 727                                                 'label-message' => 'tog-hidepatrolled',
 728                                         );
 729                         $defaultPreferences['newpageshidepatrolled'] =
 730                                         array(
 731                                                 'type' => 'toggle',
 732                                                 'section' => 'rc/advancedrc',
 733                                                 'label-message' => 'tog-newpageshidepatrolled',
 734                                         );
 735                 }
 736
 737                 global $wgRCShowWatchingUsers;
 738                 if( $wgRCShowWatchingUsers ) {
 739                         $defaultPreferences['shownumberswatching'] =
 740                                         array(
 741                                                 'type' => 'toggle',
 742                                                 'section' => 'rc/advancedrc',
 743                                                 'label-message' => 'tog-shownumberswatching',
 744                                         );
 745                 }
 746         }
 747
 748         static function watchlistPreferences( $user, &$defaultPreferences ) {
 749                 global $wgUseRCPatrol, $wgEnableAPI;
 750                 ## Watchlist #####################################
 751                 $defaultPreferences['watchlistdays'] =
 752                                 array(
 753                                         'type' => 'float',
 754                                         'min' => 0,
 755                                         'max' => 7,
 756                                         'section' => 'watchlist/display',
 757                                         'label-message' => 'prefs-watchlist-days',
 758                                 );
 759                 $defaultPreferences['wllimit'] =
 760                                 array(
 761                                         'type' => 'int',
 762                                         'min' => 0,
 763                                         'max' => 1000,
 764                                         'label-message' => 'prefs-watchlist-edits',
 765                                         'section' => 'watchlist/display'
 766                                 );
 767                 $defaultPreferences['extendwatchlist'] =
 768                                 array(
 769                                         'type' => 'toggle',
 770                                         'section' => 'watchlist/advancedwatchlist',
 771                                         'label-message' => 'tog-extendwatchlist',
 772                                 );
 773                 $defaultPreferences['watchlisthideminor'] =
 774                                 array(
 775                                         'type' => 'toggle',
 776                                         'section' => 'watchlist/advancedwatchlist',
 777                                         'label-message' => 'tog-watchlisthideminor',
 778                                 );
 779                 $defaultPreferences['watchlisthidebots'] =
 780                                 array(
 781                                         'type' => 'toggle',
 782                                         'section' => 'watchlist/advancedwatchlist',
 783                                         'label-message' => 'tog-watchlisthidebots',
 784                                 );
 785                 $defaultPreferences['watchlisthideown'] =
 786                                 array(
 787                                         'type' => 'toggle',
 788                                         'section' => 'watchlist/advancedwatchlist',
 789                                         'label-message' => 'tog-watchlisthideown',
 790                                 );
 791                 $defaultPreferences['watchlisthideanons'] =
 792                                 array(
 793                                         'type' => 'toggle',
 794                                         'section' => 'watchlist/advancedwatchlist',
 795                                         'label-message' => 'tog-watchlisthideanons',
 796                                 );
 797                 $defaultPreferences['watchlisthideliu'] =
 798                                 array(
 799                                         'type' => 'toggle',
 800                                         'section' => 'watchlist/advancedwatchlist',
 801                                         'label-message' => 'tog-watchlisthideliu',
 802                                 );
 803                 if ( $wgEnableAPI ) {
 804                         # Some random gibberish as a proposed default
 805                         $hash = sha1( mt_rand() . microtime( true ) );
 806                         $defaultPreferences['watchlisttoken'] =
 807                                         array(
 808                                                 'type' => 'text',
 809                                                 'section' => 'watchlist/advancedwatchlist',
 810                                                 'label-message' => 'prefs-watchlist-token',
 811                                                 'help' => wfMsgHtml( 'prefs-help-watchlist-token', $hash )
 812                                         );
 813                 }
 814
 815                 if ( $wgUseRCPatrol ) {
 816                         $defaultPreferences['watchlisthidepatrolled'] =
 817                                         array(
 818                                                 'type' => 'toggle',
 819                                                 'section' => 'watchlist/advancedwatchlist',
 820                                                 'label-message' => 'tog-watchlisthidepatrolled',
 821                                         );
 822                 }
 823
 824                 $watchTypes = array(
 825                         'edit' => 'watchdefault',
 826                         'move' => 'watchmoves',
 827                         'delete' => 'watchdeletion'
 828                 );
 829
 830                 // Kinda hacky
 831                 if( $user->isAllowed( 'createpage' ) || $user->isAllowed( 'createtalk' ) ) {
 832                         $watchTypes['read'] = 'watchcreations';
 833                 }
 834
 835                 foreach( $watchTypes as $action => $pref ) {
 836                         if ( $user->isAllowed( $action ) ) {
 837                                 $defaultPreferences[$pref] = array(
 838                                         'type' => 'toggle',
 839                                         'section' => 'watchlist/advancedwatchlist',
 840                                         'label-message' => "tog-$pref",
 841                                 );
 842                         }
 843                 }
 844         }
 845
 846         static function searchPreferences( $user, &$defaultPreferences ) {
 847                 global $wgContLang;
 848
 849                 ## Search #####################################
 850                 $defaultPreferences['searchlimit'] =
 851                                 array(
 852                                         'type' => 'int',
 853                                         'label-message' => 'resultsperpage',
 854                                         'section' => 'searchoptions/display',
 855                                         'min' => 0,
 856                                 );
 857                 $defaultPreferences['contextlines'] =
 858                                 array(
 859                                         'type' => 'int',
 860                                         'label-message' => 'contextlines',
 861                                         'section' => 'searchoptions/display',
 862                                         'min' => 0,
 863                                 );
 864                 $defaultPreferences['contextchars'] =
 865                                 array(
 866                                         'type' => 'int',
 867                                         'label-message' => 'contextchars',
 868                                         'section' => 'searchoptions/display',
 869                                         'min' => 0,
 870                                 );
 871                 global $wgEnableMWSuggest;
 872                 if( $wgEnableMWSuggest ) {
 873                         $defaultPreferences['disablesuggest'] =
 874                                         array(
 875                                                 'type' => 'toggle',
 876                                                 'label-message' => 'mwsuggest-disable',
 877                                                 'section' => 'searchoptions/display',
 878                                         );
 879                 }
 880
 881                 $defaultPreferences['searcheverything'] =
 882                                 array(
 883                                         'type' => 'toggle',
 884                                         'label-message' => 'searcheverything-enable',
 885                                         'section' => 'searchoptions/advancedsearchoptions',
 886                                 );
 887
 888                 // Searchable namespaces back-compat with old format
 889                 $searchableNamespaces = SearchEngine::searchableNamespaces();
 890
 891                 $nsOptions = array();
 892                 foreach( $wgContLang->getNamespaces() as $ns => $name ) {
 893                         if( $ns < 0 ) continue;
 894                         $displayNs = str_replace( '_', ' ', $name );
 895
 896                         if( !$displayNs ) $displayNs = wfMsg( 'blanknamespace' );
 897
 898                         $displayNs = htmlspecialchars( $displayNs );
 899                         $nsOptions[$displayNs] = $ns;
 900                 }
 901
 902                 $defaultPreferences['searchnamespaces'] =
 903                                 array(
 904                                         'type' => 'multiselect',
 905                                         'label-message' => 'defaultns',
 906                                         'options' => $nsOptions,
 907                                         'section' => 'searchoptions/advancedsearchoptions',
 908                                         'prefix' => 'searchNs',
 909                                 );
 910         }
 911
 912         static function miscPreferences( $user, &$defaultPreferences ) {
 913                 ## Misc #####################################
 914                 $defaultPreferences['diffonly'] =
 915                                 array(
 916                                         'type' => 'toggle',
 917                                         'section' => 'misc/diffs',
 918                                         'label-message' => 'tog-diffonly',
 919                                 );
 920                 $defaultPreferences['norollbackdiff'] =
 921                                 array(
 922                                         'type' => 'toggle',
 923                                         'section' => 'misc/diffs',
 924                                         'label-message' => 'tog-norollbackdiff',
 925                                 );
 926
 927                 // Stuff from Language::getExtraUserToggles()
 928                 global $wgContLang;
 929
 930                 $toggles = $wgContLang->getExtraUserToggles();
 931
 932                 foreach( $toggles as $toggle ) {
 933                         $defaultPreferences[$toggle] =
 934                                 array(
 935                                         'type' => 'toggle',
 936                                         'section' => 'personal/i18n',
 937                                         'label-message' => "tog-$toggle",
 938                                 );
 939                 }
 940         }
 941
 942         static function generateSkinOptions( $user ) {
 943                 global $wgDefaultSkin;
 944                 $ret = array();
 945
 946                 $mptitle = Title::newMainPage();
 947                 $previewtext = wfMsgHtml( 'skin-preview' );
 948                 # Only show members of Skin::getSkinNames() rather than
 949                 # $skinNames (skins is all skin names from Language.php)
 950                 $validSkinNames = Skin::getUsableSkins();
 951                 # Sort by UI skin name. First though need to update validSkinNames as sometimes
 952                 # the skinkey & UI skinname differ (e.g. "standard" skinkey is "Classic" in the UI).
 953                 foreach ( $validSkinNames as $skinkey => &$skinname ) {
 954                         $msgName = "skinname-{$skinkey}";
 955                         $localisedSkinName = wfMsg( $msgName );
 956                         if ( !wfEmptyMsg( $msgName, $localisedSkinName ) ) {
 957                                 $skinname = htmlspecialchars( $localisedSkinName );
 958                         }
 959                 }
 960                 asort( $validSkinNames );
 961                 $sk = $user->getSkin();
 962
 963                 foreach( $validSkinNames as $skinkey => $sn ) {
 964                         $mplink = htmlspecialchars( $mptitle->getLocalURL( "useskin=$skinkey" ) );
 965                         $previewlink = "(<a target='_blank' href=\"$mplink\">$previewtext</a>)";
 966                         $extraLinks = '';
 967                         global $wgAllowUserCss, $wgAllowUserJs;
 968                         if( $wgAllowUserCss ) {
 969                                 $cssPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.css' );
 970                                 $customCSS = $sk->link( $cssPage, wfMsgHtml( 'prefs-custom-css' ) );
 971                                 $extraLinks .= " ($customCSS)";
 972                         }
 973                         if( $wgAllowUserJs ) {
 974                                 $jsPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.js' );
 975                                 $customJS = $sk->link( $jsPage, wfMsgHtml( 'prefs-custom-js' ) );
 976                                 $extraLinks .= " ($customJS)";
 977                         }
 978                         if( $skinkey == $wgDefaultSkin )
 979                                 $sn .= ' (' . wfMsgHtml( 'default' ) . ')';
 980                         $display = "$sn $previewlink{$extraLinks}";
 981                         $ret[$display] = $skinkey;
 982                 }
 983
 984                 return $ret;
 985         }
 986
 987         static function getDateOptions() {
 988                 global $wgLang;
 989                 $dateopts = $wgLang->getDatePreferences();
 990
 991                 $ret = array();
 992
 993                 if( $dateopts ) {
 994                         if ( !in_array( 'default', $dateopts ) ) {
 995                                 $dateopts[] = 'default'; // Make sure default is always valid
 996                                                                                 // Bug 19237
 997                         }
 998
 999                         $idCnt = 0;
1000                         $epoch = '20010115161234'; # Wikipedia day
1001                         foreach( $dateopts as $key ) {
1002                                 if( $key == 'default' ) {
1003                                         $formatted = wfMsgHtml( 'datedefault' );
1004                                 } else {
1005                                         $formatted = htmlspecialchars( $wgLang->timeanddate( $epoch, false, $key ) );
1006                                 }
1007                                 $ret[$formatted] = $key;
1008                         }
1009                 }
1010                 return $ret;
1011         }
1012
1013         static function getImageSizes() {
1014                 global $wgImageLimits;
1015
1016                 $ret = array();
1017
1018                 foreach ( $wgImageLimits as $index => $limits ) {
1019                         $display = "{$limits[0]}×{$limits[1]}" . wfMsg( 'unit-pixel' );
1020                         $ret[$display] = $index;
1021                 }
1022
1023                 return $ret;
1024         }
1025
1026         static function getThumbSizes() {
1027                 global $wgThumbLimits;
1028
1029                 $ret = array();
1030
1031                 foreach ( $wgThumbLimits as $index => $size ) {
1032                         $display = $size . wfMsg( 'unit-pixel' );
1033                         $ret[$display] = $index;
1034                 }
1035
1036                 return $ret;
1037         }
1038
1039         static function validateSignature( $signature, $alldata ) {
1040                 global $wgParser, $wgMaxSigChars, $wgLang;
1041                 if( mb_strlen( $signature ) > $wgMaxSigChars ) {
1042                         return
1043                                 Xml::element( 'span', array( 'class' => 'error' ),
1044                                         wfMsgExt( 'badsiglength', 'parsemag',
1045                                                 $wgLang->formatNum( $wgMaxSigChars )
1046                                         )
1047                                 );
1048                 } elseif( !empty( $alldata['fancysig'] ) &&
1049                                 false === $wgParser->validateSig( $signature ) ) {
1050                         return Xml::element( 'span', array( 'class' => 'error' ), wfMsg( 'badsig' ) );
1051                 } else {
1052                         return true;
1053                 }
1054         }
1055
1056         static function cleanSignature( $signature, $alldata ) {
1057                 global $wgParser;
1058                 if( $alldata['fancysig'] ) {
1059                         $signature = $wgParser->cleanSig( $signature );
1060                 } else {
1061                         // When no fancy sig used, make sure ~{3,5} get removed.
1062                         $signature = $wgParser->cleanSigInSig( $signature );
1063                 }
1064
1065                 return $signature;
1066         }
1067
1068         static function validateEmail( $email, $alldata ) {
1069                 if ( $email && !User::isValidEmailAddr( $email ) ) {
1070                         return wfMsgExt( 'invalidemailaddress', 'parseinline' );
1071                 }
1072
1073                 global $wgEmailConfirmToEdit;
1074                 if( $wgEmailConfirmToEdit && !$email ) {
1075                         return wfMsgExt( 'noemailtitle', 'parseinline' );
1076                 }
1077                 return true;
1078         }
1079
1080         static function getFormObject( $user ) {
1081                 $formDescriptor = Preferences::getPreferences( $user );
1082                 $htmlForm = new PreferencesForm( $formDescriptor, 'prefs' );
1083
1084                 $htmlForm->setSubmitText( wfMsg( 'saveprefs' ) );
1085                 $htmlForm->setTitle( SpecialPage::getTitleFor( 'Preferences' ) );
1086                 $htmlForm->setSubmitID( 'prefsubmit' );
1087                 $htmlForm->setSubmitCallback( array( 'Preferences', 'tryFormSubmit' ) );
1088
1089                 return $htmlForm;
1090         }
1091
1092         static function getTimezoneOptions() {
1093                 $opt = array();
1094
1095                 global $wgLocalTZoffset;
1096
1097                 $opt[wfMsg( 'timezoneuseserverdefault' )] = "System|$wgLocalTZoffset";
1098                 $opt[wfMsg( 'timezoneuseoffset' )] = 'other';
1099                 $opt[wfMsg( 'guesstimezone' )] = 'guess';
1100
1101                 if ( function_exists( 'timezone_identifiers_list' ) ) {
1102                         # Read timezone list
1103                         $tzs = timezone_identifiers_list();
1104                         sort( $tzs );
1105
1106                         $tzRegions = array();
1107                         $tzRegions['Africa'] = wfMsg( 'timezoneregion-africa' );
1108                         $tzRegions['America'] = wfMsg( 'timezoneregion-america' );
1109                         $tzRegions['Antarctica'] = wfMsg( 'timezoneregion-antarctica' );
1110                         $tzRegions['Arctic'] = wfMsg( 'timezoneregion-arctic' );
1111                         $tzRegions['Asia'] = wfMsg( 'timezoneregion-asia' );
1112                         $tzRegions['Atlantic'] = wfMsg( 'timezoneregion-atlantic' );
1113                         $tzRegions['Australia'] = wfMsg( 'timezoneregion-australia' );
1114                         $tzRegions['Europe'] = wfMsg( 'timezoneregion-europe' );
1115                         $tzRegions['Indian'] = wfMsg( 'timezoneregion-indian' );
1116                         $tzRegions['Pacific'] = wfMsg( 'timezoneregion-pacific' );
1117                         asort( $tzRegions );
1118
1119                         $prefill = array_fill_keys( array_values( $tzRegions ), array() );
1120                         $opt = array_merge( $opt, $prefill );
1121
1122                         $now = date_create( 'now' );
1123
1124                         foreach ( $tzs as $tz ) {
1125                                 $z = explode( '/', $tz, 2 );
1126
1127                                 # timezone_identifiers_list() returns a number of
1128                                 # backwards-compatibility entries. This filters them out of the
1129                                 # list presented to the user.
1130                                 if ( count( $z ) != 2 || !array_key_exists( $z[0], $tzRegions ) )
1131                                         continue;
1132
1133                                 # Localize region
1134                                 $z[0] = $tzRegions[$z[0]];
1135
1136                                 $minDiff = floor( timezone_offset_get( timezone_open( $tz ), $now ) / 60 );
1137
1138                                 $display = str_replace( '_', ' ', $z[0] . '/' . $z[1] );
1139                                 $value = "ZoneInfo|$minDiff|$tz";
1140
1141                                 $opt[$z[0]][$display] = $value;
1142                         }
1143                 }
1144                 return $opt;
1145         }
1146
1147         static function filterTimezoneInput( $tz, $alldata ) {
1148                 $data = explode( '|', $tz, 3 );
1149                 switch ( $data[0] ) {
1150                         case 'ZoneInfo':
1151                         case 'System':
1152                                 return $tz;
1153                         default:
1154                                 $data = explode( ':', $tz, 2 );
1155                                 $minDiff = 0;
1156                                 if( count( $data ) == 2 ) {
1157                                         $data[0] = intval( $data[0] );
1158                                         $data[1] = intval( $data[1] );
1159                                         $minDiff = abs( $data[0] ) * 60 + $data[1];
1160                                         if ( $data[0] < 0 ) $minDiff = -$minDiff;
1161                                 } else {
1162                                         $minDiff = intval( $data[0] ) * 60;
1163                                 }
1164
1165                                 # Max is +14:00 and min is -12:00, see:
1166                                 # http://en.wikipedia.org/wiki/Timezone
1167                                 $minDiff = min( $minDiff, 840 );  # 14:00
1168                                 $minDiff = max( $minDiff, -720 ); # -12:00
1169                                 return 'Offset|'.$minDiff;
1170                 }
1171         }
1172
1173         static function tryFormSubmit( $formData, $entryPoint = 'internal' ) {
1174                 global $wgUser, $wgEmailAuthentication, $wgEnableEmail;
1175
1176                 $result = true;
1177
1178                 // Filter input
1179                 foreach( array_keys( $formData ) as $name ) {
1180                         if ( isset( self::$saveFilters[$name] ) ) {
1181                                 $formData[$name] =
1182                                         call_user_func( self::$saveFilters[$name], $formData[$name], $formData );
1183                         }
1184                 }
1185
1186                 // Stuff that shouldn't be saved as a preference.
1187                 $saveBlacklist = array(
1188                         'realname',
1189                         'emailaddress',
1190                 );
1191
1192                 if( $wgEnableEmail ) {
1193                         $newadr = $formData['emailaddress'];
1194                         $oldadr = $wgUser->getEmail();
1195                         if( ( $newadr != '' ) && ( $newadr != $oldadr ) ) {
1196                                 # the user has supplied a new email address on the login page
1197                                 # new behaviour: set this new emailaddr from login-page into user database record
1198                                 $wgUser->setEmail( $newadr );
1199                                 # but flag as "dirty" = unauthenticated
1200                                 $wgUser->invalidateEmail();
1201                                 if( $wgEmailAuthentication ) {
1202                                         # Mail a temporary password to the dirty address.
1203                                         # User can come back through the confirmation URL to re-enable email.
1204                                         $result = $wgUser->sendConfirmationMail();
1205                                         if( WikiError::isError( $result ) ) {
1206                                                 return wfMsg( 'mailerror', htmlspecialchars( $result->getMessage() ) );
1207                                         } elseif( $entryPoint == 'ui' ) {
1208                                                 $result = 'eauth';
1209                                         }
1210                                 }
1211                         } else {
1212                                 $wgUser->setEmail( $newadr );
1213                         }
1214                         if( $oldadr != $newadr ) {
1215                                 wfRunHooks( 'PrefsEmailAudit', array( $wgUser, $oldadr, $newadr ) );
1216                         }
1217                 }
1218
1219                 // Fortunately, the realname field is MUCH simpler
1220                 global $wgHiddenPrefs;
1221                 if ( !in_array( 'realname', $wgHiddenPrefs ) ) {
1222                         $realName = $formData['realname'];
1223                         $wgUser->setRealName( $realName );
1224                 }
1225
1226                 foreach( $saveBlacklist as $b )
1227                         unset( $formData[$b] );
1228
1229                 //  Keeps old preferences from interfering due to back-compat
1230                 //  code, etc.
1231                 $wgUser->resetOptions();
1232
1233                 foreach( $formData as $key => $value ) {
1234                         $wgUser->setOption( $key, $value );
1235                 }
1236
1237                 $wgUser->saveSettings();
1238
1239                 return $result;
1240         }
1241
1242         public static function tryUISubmit( $formData ) {
1243                 $res = self::tryFormSubmit( $formData, 'ui' );
1244
1245                 if( $res ) {
1246                         $urlOptions = array( 'success' );
1247                         if( $res === 'eauth' )
1248                                 $urlOptions[] = 'eauth';
1249
1250                         $queryString = implode( '&', $urlOptions );
1251
1252                         $url = SpecialPage::getTitleFor( 'Preferences' )->getFullURL( $queryString );
1253                         global $wgOut;
1254                         $wgOut->redirect( $url );
1255                 }
1256
1257                 return true;
1258         }
1259
1260         public static function loadOldSearchNs( $user ) {
1261                 $searchableNamespaces = SearchEngine::searchableNamespaces();
1262                 // Back compat with old format
1263                 $arr = array();
1264
1265                 foreach( $searchableNamespaces as $ns => $name ) {
1266                         if( $user->getOption( 'searchNs' . $ns ) ) {
1267                                 $arr[] = $ns;
1268                         }
1269                 }
1270
1271                 return $arr;
1272         }
1273 }
1274
1275 /** Some tweaks to allow js prefs to work */
1276 class PreferencesForm extends HTMLForm {
1277
1278         function wrapForm( $html ) {
1279                 $html = Xml::tags( 'div', array( 'id' => 'preferences' ), $html );
1280
1281                 return parent::wrapForm( $html );
1282         }
1283
1284         function getButtons() {
1285                 $html = parent::getButtons();
1286
1287                 global $wgUser;
1288
1289                 $sk = $wgUser->getSkin();
1290                 $t = SpecialPage::getTitleFor( 'Preferences', 'reset' );
1291
1292                 $html .= "\n" . $sk->link( $t, wfMsgHtml( 'restoreprefs' ) );
1293
1294                 $html = Xml::tags( 'div', array( 'class' => 'mw-prefs-buttons' ), $html );
1295
1296                 return $html;
1297         }
1298
1299         function filterDataForSubmit( $data ) {
1300                 // Support for separating MultiSelect preferences into multiple preferences
1301                 // Due to lack of array support.
1302                 foreach( $this->mFlatFields as $fieldname => $field ) {
1303                         $info = $field->mParams;
1304                         if( $field instanceof HTMLMultiSelectField ) {
1305                                 $options = HTMLFormField::flattenOptions( $info['options'] );
1306                                 $prefix = isset( $info['prefix'] ) ? $info['prefix'] : $fieldname;
1307
1308                                 foreach( $options as $opt ) {
1309                                         $data["$prefix$opt"] = in_array( $opt, $data[$fieldname] );
1310                                 }
1311
1312                                 unset( $data[$fieldname] );
1313                         }
1314                 }
1315
1316                 return $data;
1317         }
1318 }