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                 $userGroups = $userMembers = array();
 114                 foreach( $userEffectiveGroups as $ueg ) {
 115                         if( $ueg == '*' ) {
 116                                 // Skip the default * group, seems useless here
 117                                 continue;
 118                         }
 119                         $groupName  = User::getGroupName( $ueg );
 120                         $userGroups[] = User::makeGroupLinkHTML( $ueg, $groupName );
 121
 122                         $memberName = User::getGroupMember( $ueg );
 123                         $userMembers[] = User::makeGroupLinkHTML( $ueg, $memberName );
 124                 }
 125                 asort( $userGroups );
 126                 asort( $userMembers );
 127
 128                 $defaultPreferences['usergroups'] =
 129                                 array(
 130                                         'type' => 'info',
 131                                         'label' => wfMsgExt( 'prefs-memberingroups', 'parseinline',
 132                                                 $wgLang->formatNum( count($userGroups) ) ),
 133                                         'default' => wfMsgExt( 'prefs-memberingroups-type', array(),
 134                                                 $wgLang->commaList( $userGroups ),
 135                                                 $wgLang->commaList( $userMembers )
 136                                         ),
 137                                         'raw' => true,
 138                                         'section' => 'personal/info',
 139                                 );
 140
 141                 $defaultPreferences['editcount'] =
 142                                 array(
 143                                         'type' => 'info',
 144                                         'label-message' => 'prefs-edits',
 145                                         'default' => $wgLang->formatNum( $user->getEditCount() ),
 146                                         'section' => 'personal/info',
 147                                 );
 148
 149                 if( $user->getRegistration() ) {
 150                         $defaultPreferences['registrationdate'] =
 151                                         array(
 152                                                 'type' => 'info',
 153                                                 'label-message' => 'prefs-registration',
 154                                                 'default' => wfMsgExt( 'prefs-registration-date-time', 'parsemag',
 155                                                         $wgLang->timeanddate( $user->getRegistration(), true ),
 156                                                         $wgLang->date( $user->getRegistration(), true ),
 157                                                         $wgLang->time( $user->getRegistration(), true ) ),
 158                                                 'section' => 'personal/info',
 159                                         );
 160                 }
 161
 162                 // Actually changeable stuff
 163                 global $wgAuth;
 164                 $defaultPreferences['realname'] =
 165                                 array(
 166                                         'type' => $wgAuth->allowPropChange( 'realname' ) ? 'text' : 'info',
 167                                         'default' => $user->getRealName(),
 168                                         'section' => 'personal/info',
 169                                         'label-message' => 'yourrealname',
 170                                         'help-message' => 'prefs-help-realname',
 171                                 );
 172
 173                 $defaultPreferences['gender'] =
 174                                 array(
 175                                         'type' => 'select',
 176                                         'section' => 'personal/info',
 177                                         'options' => array(
 178                                                 wfMsg( 'gender-male' ) => 'male',
 179                                                 wfMsg( 'gender-female' ) => 'female',
 180                                                 wfMsg( 'gender-unknown' ) => 'unknown',
 181                                         ),
 182                                         'label-message' => 'yourgender',
 183                                         'help-message' => 'prefs-help-gender',
 184                                 );
 185
 186                 if( $wgAuth->allowPasswordChange() ) {
 187                         global $wgUser; // For skin.
 188                         $link = $wgUser->getSkin()->link( SpecialPage::getTitleFor( 'Resetpass' ),
 189                                 wfMsgHtml( 'prefs-resetpass' ), array(),
 190                                 array( 'returnto' => SpecialPage::getTitleFor( 'Preferences' ) ) );
 191
 192                         $defaultPreferences['password'] =
 193                                         array(
 194                                                 'type' => 'info',
 195                                                 'raw' => true,
 196                                                 'default' => $link,
 197                                                 'label-message' => 'yourpassword',
 198                                                 'section' => 'personal/info',
 199                                         );
 200                 }
 201
 202                 $defaultPreferences['rememberpassword'] =
 203                                 array(
 204                                         'type' => 'toggle',
 205                                         'label-message' => 'tog-rememberpassword',
 206                                         'section' => 'personal/info',
 207                                 );
 208
 209                 // Language
 210                 global $wgContLanguageCode;
 211                 $languages = array_reverse( Language::getLanguageNames( false ) );
 212                 if( !array_key_exists( $wgContLanguageCode, $languages ) ) {
 213                         $languages[$wgContLanguageCode] = $wgContLanguageCode;
 214                 }
 215                 ksort( $languages );
 216
 217                 $options = array();
 218                 foreach( $languages as $code => $name ) {
 219                         $display = wfBCP47( $code ) . ' - ' . $name;
 220                         $options[$display] = $code;
 221                 }
 222                 $defaultPreferences['language'] =
 223                                 array(
 224                                         'type' => 'select',
 225                                         'section' => 'personal/i18n',
 226                                         'options' => $options,
 227                                         'label-message' => 'yourlanguage',
 228                                 );
 229
 230                 global $wgContLang, $wgDisableLangConversion;
 231                 global $wgDisableTitleConversion;
 232                 /* see if there are multiple language variants to choose from*/
 233                 $variantArray = array();
 234                 if( !$wgDisableLangConversion ) {
 235                         $variants = $wgContLang->getVariants();
 236
 237                         $languages = Language::getLanguageNames( true );
 238                         foreach( $variants as $v ) {
 239                                 $v = str_replace( '_', '-', strtolower( $v ) );
 240                                 if( array_key_exists( $v, $languages ) ) {
 241                                         // If it doesn't have a name, we'll pretend it doesn't exist
 242                                         $variantArray[$v] = $languages[$v];
 243                                 }
 244                         }
 245
 246                         $options = array();
 247                         foreach( $variantArray as $code => $name ) {
 248                                 $display = wfBCP47( $code ) . ' - ' . $name;
 249                                 $options[$display] = $code;
 250                         }
 251
 252                         if( count( $variantArray ) > 1 ) {
 253                                 $defaultPreferences['variant'] =
 254                                         array(
 255                                                 'label-message' => 'yourvariant',
 256                                                 'type' => 'select',
 257                                                 'options' => $options,
 258                                                 'section' => 'personal/i18n',
 259                                         );
 260                         }
 261                 }
 262
 263                 if( count( $variantArray ) > 1 && !$wgDisableLangConversion && !$wgDisableTitleConversion ) {
 264                         $defaultPreferences['noconvertlink'] =
 265                                         array(
 266                                                 'type' => 'toggle',
 267                                                 'section' => 'personal/i18n',
 268                                                 'label-message' => 'tog-noconvertlink',
 269                                         );
 270                 }
 271
 272                 global $wgMaxSigChars;
 273                 $defaultPreferences['nickname'] =
 274                                 array(
 275                                         'type' => $wgAuth->allowPropChange( 'nickname' ) ? 'text' : 'info',
 276                                         'maxlength' => $wgMaxSigChars,
 277                                         'label-message' => 'yournick',
 278                                         'validation-callback' =>
 279                                                 array( 'Preferences', 'validateSignature' ),
 280                                         'section' => 'personal/signature',
 281                                         'filter-callback' => array( 'Preferences', 'cleanSignature' ),
 282                                 );
 283                 $defaultPreferences['fancysig'] =
 284                                 array(
 285                                         'type' => 'toggle',
 286                                         'label-message' => 'tog-fancysig',
 287                                         'section' => 'personal/signature'
 288                                 );
 289
 290                 ## Email stuff
 291
 292                 global $wgEnableEmail;
 293                 if ($wgEnableEmail) {
 294
 295                         global $wgEmailConfirmToEdit;
 296
 297                         $defaultPreferences['emailaddress'] =
 298                                         array(
 299                                                 'type' => $wgAuth->allowPropChange( 'emailaddress' ) ? 'text' : 'info',
 300                                                 'default' => $user->getEmail(),
 301                                                 'section' => 'personal/email',
 302                                                 'label-message' => 'youremail',
 303                                                 'help-message' => $wgEmailConfirmToEdit
 304                                                                                         ? 'prefs-help-email-required'
 305                                                                                         : 'prefs-help-email',
 306                                                 'validation-callback' => array( 'Preferences', 'validateEmail' ),
 307                                         );
 308
 309                         global $wgEnableUserEmail, $wgEmailAuthentication;
 310
 311                         $disableEmailPrefs = false;
 312
 313                         if ( $wgEmailAuthentication ) {
 314                                 if ( $user->getEmail() ) {
 315                                         if( $user->getEmailAuthenticationTimestamp() ) {
 316                                                 // date and time are separate parameters to facilitate localisation.
 317                                                 // $time is kept for backward compat reasons.
 318                                                 // 'emailauthenticated' is also used in SpecialConfirmemail.php
 319                                                 $time = $wgLang->timeAndDate( $user->getEmailAuthenticationTimestamp(), true );
 320                                                 $d = $wgLang->date( $user->getEmailAuthenticationTimestamp(), true );
 321                                                 $t = $wgLang->time( $user->getEmailAuthenticationTimestamp(), true );
 322                                                 $emailauthenticated = wfMsgExt( 'emailauthenticated', 'parseinline',
 323                                                                                                 array($time, $d, $t ) ) . '<br />';
 324                                                 $disableEmailPrefs = false;
 325                                         } else {
 326                                                 $disableEmailPrefs = true;
 327                                                 global $wgUser; // wgUser is okay here, it's for display
 328                                                 $skin = $wgUser->getSkin();
 329                                                 $emailauthenticated = wfMsgExt( 'emailnotauthenticated', 'parseinline' ) . '<br />' .
 330                                                         $skin->link(
 331                                                                 SpecialPage::getTitleFor( 'Confirmemail' ),
 332                                                                 wfMsg( 'emailconfirmlink' ),
 333                                                                 array(),
 334                                                                 array(),
 335                                                                 array( 'known', 'noclasses' )
 336                                                         ) . '<br />';
 337                                         }
 338                                 } else {
 339                                         $disableEmailPrefs = true;
 340                                         $emailauthenticated = wfMsgHtml( 'noemailprefs' );
 341                                 }
 342
 343                                 $defaultPreferences['emailauthentication'] =
 344                                                 array(
 345                                                         'type' => 'info',
 346                                                         'raw' => true,
 347                                                         'section' => 'personal/email',
 348                                                         'label-message' => 'prefs-emailconfirm-label',
 349                                                         'default' => $emailauthenticated,
 350                                                 );
 351
 352                         }
 353
 354                         if( $wgEnableUserEmail ) {
 355                                 $defaultPreferences['disablemail'] =
 356                                                 array(
 357                                                         'type' => 'toggle',
 358                                                         'invert' => true,
 359                                                         'section' => 'personal/email',
 360                                                         'label-message' => 'allowemail',
 361                                                         'disabled' => $disableEmailPrefs,
 362                                                 );
 363                                 $defaultPreferences['ccmeonemails'] =
 364                                                 array(
 365                                                         'type' => 'toggle',
 366                                                         'section' => 'personal/email',
 367                                                         'label-message' => 'tog-ccmeonemails',
 368                                                         'disabled' => $disableEmailPrefs,
 369                                                 );
 370                         }
 371
 372                         global $wgEnotifWatchlist;
 373                         if ( $wgEnotifWatchlist ) {
 374                                 $defaultPreferences['enotifwatchlistpages'] =
 375                                                 array(
 376                                                         'type' => 'toggle',
 377                                                         'section' => 'personal/email',
 378                                                         'label-message' => 'tog-enotifwatchlistpages',
 379                                                         'disabled' => $disableEmailPrefs,
 380                                                 );
 381                         }
 382                         global $wgEnotifUserTalk;
 383                         if( $wgEnotifUserTalk ) {
 384                                 $defaultPreferences['enotifusertalkpages'] =
 385                                                 array(
 386                                                         'type' => 'toggle',
 387                                                         'section' => 'personal/email',
 388                                                         'label-message' => 'tog-enotifusertalkpages',
 389                                                         'disabled' => $disableEmailPrefs,
 390                                                 );
 391                         }
 392                         if( $wgEnotifUserTalk || $wgEnotifWatchlist ) {
 393                                 $defaultPreferences['enotifminoredits'] =
 394                                                 array(
 395                                                         'type' => 'toggle',
 396                                                         'section' => 'personal/email',
 397                                                         'label-message' => 'tog-enotifminoredits',
 398                                                         'disabled' => $disableEmailPrefs,
 399                                                 );
 400                         }
 401                         $defaultPreferences['enotifrevealaddr'] =
 402                                         array(
 403                                                 'type' => 'toggle',
 404                                                 'section' => 'personal/email',
 405                                                 'label-message' => 'tog-enotifrevealaddr',
 406                                                 'disabled' => $disableEmailPrefs,
 407                                         );
 408                 }
 409         }
 410
 411         static function skinPreferences( $user, &$defaultPreferences ) {
 412                 ## Skin #####################################
 413                 $defaultPreferences['skin'] =
 414                                 array(
 415                                         'type' => 'radio',
 416                                         'options' => self::generateSkinOptions( $user ),
 417                                         'label' => '&nbsp;',
 418                                         'section' => 'rendering/skin',
 419                                 );
 420
 421                 $selectedSkin = $user->getOption( 'skin' );
 422                 if ( in_array( $selectedSkin, array( 'cologneblue', 'standard' ) ) ) {
 423                         global $wgLang;
 424                         $settings = array_flip( $wgLang->getQuickbarSettings() );
 425
 426                         $defaultPreferences['quickbar'] =
 427                                 array(
 428                                         'type' => 'radio',
 429                                         'options' => $settings,
 430                                         'section' => 'rendering/skin',
 431                                         'label-message' => 'qbsettings',
 432                                 );
 433                 }
 434         }
 435
 436         static function mathPreferences( $user, &$defaultPreferences ) {
 437                 ## Math #####################################
 438                 global $wgUseTeX, $wgLang;
 439                 if( $wgUseTeX ) {
 440                         $defaultPreferences['math'] =
 441                                         array(
 442                                                 'type' => 'radio',
 443                                                 'options' =>
 444                                                         array_flip( array_map( 'wfMsgHtml', $wgLang->getMathNames() ) ),
 445                                                 'label' => '&nbsp;',
 446                                                 'section' => 'rendering/math',
 447                                         );
 448                 }
 449         }
 450
 451         static function filesPreferences( $user, &$defaultPreferences ) {
 452                 ## Files #####################################
 453                 $defaultPreferences['imagesize'] =
 454                                 array(
 455                                         'type' => 'select',
 456                                         'options' => self::getImageSizes(),
 457                                         'label-message' => 'imagemaxsize',
 458                                         'section' => 'rendering/files',
 459                                 );
 460                 $defaultPreferences['thumbsize'] =
 461                                 array(
 462                                         'type' => 'select',
 463                                         'options' => self::getThumbSizes(),
 464                                         'label-message' => 'thumbsize',
 465                                         'section' => 'rendering/files',
 466                                 );
 467         }
 468
 469         static function datetimePreferences( $user, &$defaultPreferences ) {
 470                 global $wgLang;
 471
 472                 ## Date and time #####################################
 473                 $dateOptions = self::getDateOptions();
 474                 if( $dateOptions ) {
 475                         $defaultPreferences['date'] =
 476                                         array(
 477                                                 'type' => 'radio',
 478                                                 'options' => $dateOptions,
 479                                                 'label' => '&nbsp;',
 480                                                 'section' => 'datetime/dateformat',
 481                                         );
 482                 }
 483
 484                 // Info
 485                 $nowlocal = Xml::element( 'span', array( 'id' => 'wpLocalTime' ),
 486                         $wgLang->time( $now = wfTimestampNow(), true ) );
 487                 $nowserver = $wgLang->time( $now, false ) .
 488                         Xml::hidden( 'wpServerTime', substr( $now, 8, 2 ) * 60 + substr( $now, 10, 2 ) );
 489
 490                 $defaultPreferences['nowserver'] =
 491                                 array(
 492                                         'type' => 'info',
 493                                         'raw' => 1,
 494                                         'label-message' => 'servertime',
 495                                         'default' => $nowserver,
 496                                         'section' => 'datetime/timeoffset',
 497                                 );
 498
 499                 $defaultPreferences['nowlocal'] =
 500                                 array(
 501                                         'type' => 'info',
 502                                         'raw' => 1,
 503                                         'label-message' => 'localtime',
 504                                         'default' => $nowlocal,
 505                                         'section' => 'datetime/timeoffset',
 506                                 );
 507
 508                 // Grab existing pref.
 509                 $tzOffset = $user->getOption( 'timecorrection' );
 510                 $tz = explode( '|', $tzOffset, 2 );
 511
 512                 $tzSetting = $tzOffset;
 513                 if( count( $tz ) > 1 && $tz[0] == 'Offset' ) {
 514                         $minDiff = $tz[1];
 515                         $tzSetting = sprintf( '%+03d:%02d', floor( $minDiff/60 ), abs( $minDiff )%60 );
 516                 }
 517
 518                 $defaultPreferences['timecorrection'] =
 519                                 array(
 520                                         'class' => 'HTMLSelectOrOtherField',
 521                                         'label-message' => 'timezonelegend',
 522                                         'options' => self::getTimezoneOptions(),
 523                                         'default' => $tzSetting,
 524                                         'section' => 'datetime/timeoffset',
 525                                 );
 526         }
 527
 528         static function renderingPreferences( $user, &$defaultPreferences ) {
 529                 ## Page Rendering ##############################
 530                 $defaultPreferences['underline'] =
 531                                 array(
 532                                         'type' => 'select',
 533                                         'options' => array(
 534                                                 wfMsg( 'underline-never' ) => 0,
 535                                                 wfMsg( 'underline-always' ) => 1,
 536                                                 wfMsg( 'underline-default' ) => 2,
 537                                         ),
 538                                         'label-message' => 'tog-underline',
 539                                         'section' => 'rendering/advancedrendering',
 540                                 );
 541
 542                 $stubThresholdValues = array( 0, 50, 100, 500, 1000, 2000, 5000, 10000 );
 543                 $stubThresholdOptions = array();
 544                 foreach( $stubThresholdValues as $value ) {
 545                         $stubThresholdOptions[wfMsg( 'size-bytes', $value )] = $value;
 546                 }
 547
 548                 $defaultPreferences['stubthreshold'] =
 549                                 array(
 550                                         'type' => 'selectorother',
 551                                         'section' => 'rendering/advancedrendering',
 552                                         'options' => $stubThresholdOptions,
 553                                         'label' => wfMsg( 'stub-threshold' ), // Raw HTML message. Yay?
 554                                 );
 555                 $defaultPreferences['highlightbroken'] =
 556                                 array(
 557                                         'type' => 'toggle',
 558                                         'section' => 'rendering/advancedrendering',
 559                                         'label' => wfMsg( 'tog-highlightbroken' ), // Raw HTML
 560                                 );
 561                 $defaultPreferences['showtoc'] =
 562                                 array(
 563                                         'type' => 'toggle',
 564                                         'section' => 'rendering/advancedrendering',
 565                                         'label-message' => 'tog-showtoc',
 566                                 );
 567                 $defaultPreferences['nocache'] =
 568                                 array(
 569                                         'type' => 'toggle',
 570                                         'label-message' => 'tog-nocache',
 571                                         'section' => 'rendering/advancedrendering',
 572                                 );
 573                 $defaultPreferences['showhiddencats'] =
 574                                 array(
 575                                         'type' => 'toggle',
 576                                         'section' => 'rendering/advancedrendering',
 577                                         'label-message' => 'tog-showhiddencats'
 578                                 );
 579                 $defaultPreferences['showjumplinks'] =
 580                                 array(
 581                                         'type' => 'toggle',
 582                                         'section' => 'rendering/advancedrendering',
 583                                         'label-message' => 'tog-showjumplinks',
 584                                 );
 585                 $defaultPreferences['justify'] =
 586                                 array(
 587                                         'type' => 'toggle',
 588                                         'section' => 'rendering/advancedrendering',
 589                                         'label-message' => 'tog-justify',
 590                                 );
 591                 $defaultPreferences['numberheadings'] =
 592                                 array(
 593                                         'type' => 'toggle',
 594                                         'section' => 'rendering/advancedrendering',
 595                                         'label-message' => 'tog-numberheadings',
 596                                 );
 597         }
 598
 599         static function editingPreferences( $user, &$defaultPreferences ) {
 600                 global $wgUseExternalEditor, $wgLivePreview;
 601
 602                 ## Editing #####################################
 603                 $defaultPreferences['cols'] =
 604                                 array(
 605                                         'type' => 'int',
 606                                         'label-message' => 'columns',
 607                                         'section' => 'editing/textboxsize',
 608                                         'min' => 4,
 609                                         'max' => 1000,
 610                                 );
 611                 $defaultPreferences['rows'] =
 612                                 array(
 613                                         'type' => 'int',
 614                                         'label-message' => 'rows',
 615                                         'section' => 'editing/textboxsize',
 616                                         'min' => 4,
 617                                         'max' => 1000,
 618                                 );
 619                 $defaultPreferences['previewontop'] =
 620                                 array(
 621                                         'type' => 'toggle',
 622                                         'section' => 'editing/advancedediting',
 623                                         'label-message' => 'tog-previewontop',
 624                                 );
 625                 $defaultPreferences['previewonfirst'] =
 626                                 array(
 627                                         'type' => 'toggle',
 628                                         'section' => 'editing/advancedediting',
 629                                         'label-message' => 'tog-previewonfirst',
 630                                 );
 631                 $defaultPreferences['editsection'] =
 632                                 array(
 633                                         'type' => 'toggle',
 634                                         'section' => 'editing/advancedediting',
 635                                         'label-message' => 'tog-editsection',
 636                                 );
 637                 $defaultPreferences['editsectiononrightclick'] =
 638                                 array(
 639                                         'type' => 'toggle',
 640                                         'section' => 'editing/advancedediting',
 641                                         'label-message' => 'tog-editsectiononrightclick',
 642                                 );
 643                 $defaultPreferences['editondblclick'] =
 644                                 array(
 645                                         'type' => 'toggle',
 646                                         'section' => 'editing/advancedediting',
 647                                         'label-message' => 'tog-editondblclick',
 648                                 );
 649                 $defaultPreferences['editwidth'] =
 650                                 array(
 651                                         'type' => 'toggle',
 652                                         'section' => 'editing/advancedediting',
 653                                         'label-message' => 'tog-editwidth',
 654                                 );
 655                 $defaultPreferences['showtoolbar'] =
 656                                 array(
 657                                         'type' => 'toggle',
 658                                         'section' => 'editing/advancedediting',
 659                                         'label-message' => 'tog-showtoolbar',
 660                                 );
 661                 $defaultPreferences['minordefault'] =
 662                                 array(
 663                                         'type' => 'toggle',
 664                                         'section' => 'editing/advancedediting',
 665                                         'label-message' => 'tog-minordefault',
 666                                 );
 667
 668                 if ( $wgUseExternalEditor ) {
 669                         $defaultPreferences['externaleditor'] =
 670                                         array(
 671                                                 'type' => 'toggle',
 672                                                 'section' => 'editing/advancedediting',
 673                                                 'label-message' => 'tog-externaleditor',
 674                                         );
 675                         $defaultPreferences['externaldiff'] =
 676                                         array(
 677                                                 'type' => 'toggle',
 678                                                 'section' => 'editing/advancedediting',
 679                                                 'label-message' => 'tog-externaldiff',
 680                                         );
 681                 }
 682
 683                 $defaultPreferences['forceeditsummary'] =
 684                                 array(
 685                                         'type' => 'toggle',
 686                                         'section' => 'editing/advancedediting',
 687                                         'label-message' => 'tog-forceeditsummary',
 688                                 );
 689                 if ( $wgLivePreview ) {
 690                         $defaultPreferences['uselivepreview'] =
 691                                         array(
 692                                                 'type' => 'toggle',
 693                                                 'section' => 'editing/advancedediting',
 694                                                 'label-message' => 'tog-uselivepreview',
 695                                         );
 696                 }
 697         }
 698
 699         static function rcPreferences( $user, &$defaultPreferences ) {
 700                 global $wgRCMaxAge, $wgUseRCPatrol, $wgLang;
 701                 ## RecentChanges #####################################
 702                 $defaultPreferences['rcdays'] =
 703                                 array(
 704                                         'type' => 'float',
 705                                         'label-message' => 'recentchangesdays',
 706                                         'section' => 'rc/display',
 707                                         'min' => 1,
 708                                         'max' => ceil( $wgRCMaxAge / ( 3600*24 ) ),
 709                                         'help' => wfMsgExt( 'recentchangesdays-max', array( 'parsemag' ), $wgLang->formatNum( ceil( $wgRCMaxAge / ( 3600*24 ) ) ) ),
 710                                 );
 711                 $defaultPreferences['rclimit'] =
 712                                 array(
 713                                         'type' => 'int',
 714                                         'label-message' => 'recentchangescount',
 715                                         'help-message' => 'prefs-help-recentchangescount',
 716                                         'section' => 'rc/display',
 717                                 );
 718                 $defaultPreferences['usenewrc'] =
 719                                 array(
 720                                         'type' => 'toggle',
 721                                         'label-message' => 'tog-usenewrc',
 722                                         'section' => 'rc/advancedrc',
 723                                 );
 724                 $defaultPreferences['hideminor'] =
 725                                 array(
 726                                         'type' => 'toggle',
 727                                         'label-message' => 'tog-hideminor',
 728                                         'section' => 'rc/advancedrc',
 729                                 );
 730
 731                 global $wgUseRCPatrol;
 732                 if( $wgUseRCPatrol ) {
 733                         $defaultPreferences['hidepatrolled'] =
 734                                         array(
 735                                                 'type' => 'toggle',
 736                                                 'section' => 'rc/advancedrc',
 737                                                 'label-message' => 'tog-hidepatrolled',
 738                                         );
 739                         $defaultPreferences['newpageshidepatrolled'] =
 740                                         array(
 741                                                 'type' => 'toggle',
 742                                                 'section' => 'rc/advancedrc',
 743                                                 'label-message' => 'tog-newpageshidepatrolled',
 744                                         );
 745                 }
 746
 747                 global $wgRCShowWatchingUsers;
 748                 if( $wgRCShowWatchingUsers ) {
 749                         $defaultPreferences['shownumberswatching'] =
 750                                         array(
 751                                                 'type' => 'toggle',
 752                                                 'section' => 'rc/advancedrc',
 753                                                 'label-message' => 'tog-shownumberswatching',
 754                                         );
 755                 }
 756         }
 757
 758         static function watchlistPreferences( $user, &$defaultPreferences ) {
 759                 global $wgUseRCPatrol, $wgEnableAPI;
 760                 ## Watchlist #####################################
 761                 $defaultPreferences['watchlistdays'] =
 762                                 array(
 763                                         'type' => 'float',
 764                                         'min' => 0,
 765                                         'max' => 7,
 766                                         'section' => 'watchlist/display',
 767                                         'help' => wfMsgHtml( 'prefs-watchlist-days-max' ),
 768                                         'label-message' => 'prefs-watchlist-days',
 769                                 );
 770                 $defaultPreferences['wllimit'] =
 771                                 array(
 772                                         'type' => 'int',
 773                                         'min' => 0,
 774                                         'max' => 1000,
 775                                         'label-message' => 'prefs-watchlist-edits',
 776                                         'help' => wfMsgHtml( 'prefs-watchlist-edits-max' ),
 777                                         'section' => 'watchlist/display',
 778                                 );
 779                 $defaultPreferences['extendwatchlist'] =
 780                                 array(
 781                                         'type' => 'toggle',
 782                                         'section' => 'watchlist/advancedwatchlist',
 783                                         'label-message' => 'tog-extendwatchlist',
 784                                 );
 785                 $defaultPreferences['watchlisthideminor'] =
 786                                 array(
 787                                         'type' => 'toggle',
 788                                         'section' => 'watchlist/advancedwatchlist',
 789                                         'label-message' => 'tog-watchlisthideminor',
 790                                 );
 791                 $defaultPreferences['watchlisthidebots'] =
 792                                 array(
 793                                         'type' => 'toggle',
 794                                         'section' => 'watchlist/advancedwatchlist',
 795                                         'label-message' => 'tog-watchlisthidebots',
 796                                 );
 797                 $defaultPreferences['watchlisthideown'] =
 798                                 array(
 799                                         'type' => 'toggle',
 800                                         'section' => 'watchlist/advancedwatchlist',
 801                                         'label-message' => 'tog-watchlisthideown',
 802                                 );
 803                 $defaultPreferences['watchlisthideanons'] =
 804                                 array(
 805                                         'type' => 'toggle',
 806                                         'section' => 'watchlist/advancedwatchlist',
 807                                         'label-message' => 'tog-watchlisthideanons',
 808                                 );
 809                 $defaultPreferences['watchlisthideliu'] =
 810                                 array(
 811                                         'type' => 'toggle',
 812                                         'section' => 'watchlist/advancedwatchlist',
 813                                         'label-message' => 'tog-watchlisthideliu',
 814                                 );
 815                 if ( $wgEnableAPI ) {
 816                         # Some random gibberish as a proposed default
 817                         $hash = sha1( mt_rand() . microtime( true ) );
 818                         $defaultPreferences['watchlisttoken'] =
 819                                         array(
 820                                                 'type' => 'text',
 821                                                 'section' => 'watchlist/advancedwatchlist',
 822                                                 'label-message' => 'prefs-watchlist-token',
 823                                                 'help' => wfMsgHtml( 'prefs-help-watchlist-token', $hash )
 824                                         );
 825                 }
 826
 827                 if ( $wgUseRCPatrol ) {
 828                         $defaultPreferences['watchlisthidepatrolled'] =
 829                                         array(
 830                                                 'type' => 'toggle',
 831                                                 'section' => 'watchlist/advancedwatchlist',
 832                                                 'label-message' => 'tog-watchlisthidepatrolled',
 833                                         );
 834                 }
 835
 836                 $watchTypes = array(
 837                         'edit' => 'watchdefault',
 838                         'move' => 'watchmoves',
 839                         'delete' => 'watchdeletion'
 840                 );
 841
 842                 // Kinda hacky
 843                 if( $user->isAllowed( 'createpage' ) || $user->isAllowed( 'createtalk' ) ) {
 844                         $watchTypes['read'] = 'watchcreations';
 845                 }
 846
 847                 foreach( $watchTypes as $action => $pref ) {
 848                         if ( $user->isAllowed( $action ) ) {
 849                                 $defaultPreferences[$pref] = array(
 850                                         'type' => 'toggle',
 851                                         'section' => 'watchlist/advancedwatchlist',
 852                                         'label-message' => "tog-$pref",
 853                                 );
 854                         }
 855                 }
 856         }
 857
 858         static function searchPreferences( $user, &$defaultPreferences ) {
 859                 global $wgContLang;
 860
 861                 ## Search #####################################
 862                 $defaultPreferences['searchlimit'] =
 863                                 array(
 864                                         'type' => 'int',
 865                                         'label-message' => 'resultsperpage',
 866                                         'section' => 'searchoptions/display',
 867                                         'min' => 0,
 868                                 );
 869                 $defaultPreferences['contextlines'] =
 870                                 array(
 871                                         'type' => 'int',
 872                                         'label-message' => 'contextlines',
 873                                         'section' => 'searchoptions/display',
 874                                         'min' => 0,
 875                                 );
 876                 $defaultPreferences['contextchars'] =
 877                                 array(
 878                                         'type' => 'int',
 879                                         'label-message' => 'contextchars',
 880                                         'section' => 'searchoptions/display',
 881                                         'min' => 0,
 882                                 );
 883                 global $wgEnableMWSuggest;
 884                 if( $wgEnableMWSuggest ) {
 885                         $defaultPreferences['disablesuggest'] =
 886                                         array(
 887                                                 'type' => 'toggle',
 888                                                 'label-message' => 'mwsuggest-disable',
 889                                                 'section' => 'searchoptions/display',
 890                                         );
 891                 }
 892
 893                 $defaultPreferences['searcheverything'] =
 894                                 array(
 895                                         'type' => 'toggle',
 896                                         'label-message' => 'searcheverything-enable',
 897                                         'section' => 'searchoptions/advancedsearchoptions',
 898                                 );
 899
 900                 // Searchable namespaces back-compat with old format
 901                 $searchableNamespaces = SearchEngine::searchableNamespaces();
 902
 903                 $nsOptions = array();
 904                 foreach( $wgContLang->getNamespaces() as $ns => $name ) {
 905                         if( $ns < 0 ) continue;
 906                         $displayNs = str_replace( '_', ' ', $name );
 907
 908                         if( !$displayNs ) $displayNs = wfMsg( 'blanknamespace' );
 909
 910                         $displayNs = htmlspecialchars( $displayNs );
 911                         $nsOptions[$displayNs] = $ns;
 912                 }
 913
 914                 $defaultPreferences['searchnamespaces'] =
 915                                 array(
 916                                         'type' => 'multiselect',
 917                                         'label-message' => 'defaultns',
 918                                         'options' => $nsOptions,
 919                                         'section' => 'searchoptions/advancedsearchoptions',
 920                                         'prefix' => 'searchNs',
 921                                 );
 922         }
 923
 924         static function miscPreferences( $user, &$defaultPreferences ) {
 925                 ## Misc #####################################
 926                 $defaultPreferences['diffonly'] =
 927                                 array(
 928                                         'type' => 'toggle',
 929                                         'section' => 'misc/diffs',
 930                                         'label-message' => 'tog-diffonly',
 931                                 );
 932                 $defaultPreferences['norollbackdiff'] =
 933                                 array(
 934                                         'type' => 'toggle',
 935                                         'section' => 'misc/diffs',
 936                                         'label-message' => 'tog-norollbackdiff',
 937                                 );
 938
 939                 // Stuff from Language::getExtraUserToggles()
 940                 global $wgContLang;
 941
 942                 $toggles = $wgContLang->getExtraUserToggles();
 943
 944                 foreach( $toggles as $toggle ) {
 945                         $defaultPreferences[$toggle] =
 946                                 array(
 947                                         'type' => 'toggle',
 948                                         'section' => 'personal/i18n',
 949                                         'label-message' => "tog-$toggle",
 950                                 );
 951                 }
 952         }
 953
 954         static function generateSkinOptions( $user ) {
 955                 global $wgDefaultSkin;
 956                 $ret = array();
 957
 958                 $mptitle = Title::newMainPage();
 959                 $previewtext = wfMsgHtml( 'skin-preview' );
 960                 # Only show members of Skin::getSkinNames() rather than
 961                 # $skinNames (skins is all skin names from Language.php)
 962                 $validSkinNames = Skin::getUsableSkins();
 963                 # Sort by UI skin name. First though need to update validSkinNames as sometimes
 964                 # the skinkey & UI skinname differ (e.g. "standard" skinkey is "Classic" in the UI).
 965                 foreach ( $validSkinNames as $skinkey => &$skinname ) {
 966                         $msgName = "skinname-{$skinkey}";
 967                         $localisedSkinName = wfMsg( $msgName );
 968                         if ( !wfEmptyMsg( $msgName, $localisedSkinName ) ) {
 969                                 $skinname = htmlspecialchars( $localisedSkinName );
 970                         }
 971                 }
 972                 asort( $validSkinNames );
 973                 $sk = $user->getSkin();
 974
 975                 foreach( $validSkinNames as $skinkey => $sn ) {
 976                         $mplink = htmlspecialchars( $mptitle->getLocalURL( "useskin=$skinkey" ) );
 977                         $previewlink = "(<a target='_blank' href=\"$mplink\">$previewtext</a>)";
 978                         $extraLinks = '';
 979                         global $wgAllowUserCss, $wgAllowUserJs;
 980                         if( $wgAllowUserCss ) {
 981                                 $cssPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.css' );
 982                                 $customCSS = $sk->link( $cssPage, wfMsgHtml( 'prefs-custom-css' ) );
 983                                 $extraLinks .= " ($customCSS)";
 984                         }
 985                         if( $wgAllowUserJs ) {
 986                                 $jsPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.js' );
 987                                 $customJS = $sk->link( $jsPage, wfMsgHtml( 'prefs-custom-js' ) );
 988                                 $extraLinks .= " ($customJS)";
 989                         }
 990                         if( $skinkey == $wgDefaultSkin )
 991                                 $sn .= ' (' . wfMsgHtml( 'default' ) . ')';
 992                         $display = "$sn $previewlink{$extraLinks}";
 993                         $ret[$display] = $skinkey;
 994                 }
 995
 996                 return $ret;
 997         }
 998
 999         static function getDateOptions() {
1000                 global $wgLang;
1001                 $dateopts = $wgLang->getDatePreferences();
1002
1003                 $ret = array();
1004
1005                 if( $dateopts ) {
1006                         if ( !in_array( 'default', $dateopts ) ) {
1007                                 $dateopts[] = 'default'; // Make sure default is always valid
1008                                                                                 // Bug 19237
1009                         }
1010
1011                         $idCnt = 0;
1012                         $epoch = '20010115161234'; # Wikipedia day
1013                         foreach( $dateopts as $key ) {
1014                                 if( $key == 'default' ) {
1015                                         $formatted = wfMsgHtml( 'datedefault' );
1016                                 } else {
1017                                         $formatted = htmlspecialchars( $wgLang->timeanddate( $epoch, false, $key ) );
1018                                 }
1019                                 $ret[$formatted] = $key;
1020                         }
1021                 }
1022                 return $ret;
1023         }
1024
1025         static function getImageSizes() {
1026                 global $wgImageLimits;
1027
1028                 $ret = array();
1029
1030                 foreach ( $wgImageLimits as $index => $limits ) {
1031                         $display = "{$limits[0]}×{$limits[1]}" . wfMsg( 'unit-pixel' );
1032                         $ret[$display] = $index;
1033                 }
1034
1035                 return $ret;
1036         }
1037
1038         static function getThumbSizes() {
1039                 global $wgThumbLimits;
1040
1041                 $ret = array();
1042
1043                 foreach ( $wgThumbLimits as $index => $size ) {
1044                         $display = $size . wfMsg( 'unit-pixel' );
1045                         $ret[$display] = $index;
1046                 }
1047
1048                 return $ret;
1049         }
1050
1051         static function validateSignature( $signature, $alldata ) {
1052                 global $wgParser, $wgMaxSigChars, $wgLang;
1053                 if( mb_strlen( $signature ) > $wgMaxSigChars ) {
1054                         return
1055                                 Xml::element( 'span', array( 'class' => 'error' ),
1056                                         wfMsgExt( 'badsiglength', 'parsemag',
1057                                                 $wgLang->formatNum( $wgMaxSigChars )
1058                                         )
1059                                 );
1060                 } elseif( !empty( $alldata['fancysig'] ) &&
1061                                 false === $wgParser->validateSig( $signature ) ) {
1062                         return Xml::element( 'span', array( 'class' => 'error' ), wfMsg( 'badsig' ) );
1063                 } else {
1064                         return true;
1065                 }
1066         }
1067
1068         static function cleanSignature( $signature, $alldata ) {
1069                 global $wgParser;
1070                 if( $alldata['fancysig'] ) {
1071                         $signature = $wgParser->cleanSig( $signature );
1072                 } else {
1073                         // When no fancy sig used, make sure ~{3,5} get removed.
1074                         $signature = $wgParser->cleanSigInSig( $signature );
1075                 }
1076
1077                 return $signature;
1078         }
1079
1080         static function validateEmail( $email, $alldata ) {
1081                 if ( $email && !User::isValidEmailAddr( $email ) ) {
1082                         return wfMsgExt( 'invalidemailaddress', 'parseinline' );
1083                 }
1084
1085                 global $wgEmailConfirmToEdit;
1086                 if( $wgEmailConfirmToEdit && !$email ) {
1087                         return wfMsgExt( 'noemailtitle', 'parseinline' );
1088                 }
1089                 return true;
1090         }
1091
1092         static function getFormObject( $user ) {
1093                 $formDescriptor = Preferences::getPreferences( $user );
1094                 $htmlForm = new PreferencesForm( $formDescriptor, 'prefs' );
1095
1096                 $htmlForm->setSubmitText( wfMsg( 'saveprefs' ) );
1097                 $htmlForm->setTitle( SpecialPage::getTitleFor( 'Preferences' ) );
1098                 $htmlForm->setSubmitID( 'prefsubmit' );
1099                 $htmlForm->setSubmitCallback( array( 'Preferences', 'tryFormSubmit' ) );
1100
1101                 return $htmlForm;
1102         }
1103
1104         static function getTimezoneOptions() {
1105                 $opt = array();
1106
1107                 global $wgLocalTZoffset;
1108
1109                 $opt[wfMsg( 'timezoneuseserverdefault' )] = "System|$wgLocalTZoffset";
1110                 $opt[wfMsg( 'timezoneuseoffset' )] = 'other';
1111                 $opt[wfMsg( 'guesstimezone' )] = 'guess';
1112
1113                 if ( function_exists( 'timezone_identifiers_list' ) ) {
1114                         # Read timezone list
1115                         $tzs = timezone_identifiers_list();
1116                         sort( $tzs );
1117
1118                         $tzRegions = array();
1119                         $tzRegions['Africa'] = wfMsg( 'timezoneregion-africa' );
1120                         $tzRegions['America'] = wfMsg( 'timezoneregion-america' );
1121                         $tzRegions['Antarctica'] = wfMsg( 'timezoneregion-antarctica' );
1122                         $tzRegions['Arctic'] = wfMsg( 'timezoneregion-arctic' );
1123                         $tzRegions['Asia'] = wfMsg( 'timezoneregion-asia' );
1124                         $tzRegions['Atlantic'] = wfMsg( 'timezoneregion-atlantic' );
1125                         $tzRegions['Australia'] = wfMsg( 'timezoneregion-australia' );
1126                         $tzRegions['Europe'] = wfMsg( 'timezoneregion-europe' );
1127                         $tzRegions['Indian'] = wfMsg( 'timezoneregion-indian' );
1128                         $tzRegions['Pacific'] = wfMsg( 'timezoneregion-pacific' );
1129                         asort( $tzRegions );
1130
1131                         $prefill = array_fill_keys( array_values( $tzRegions ), array() );
1132                         $opt = array_merge( $opt, $prefill );
1133
1134                         $now = date_create( 'now' );
1135
1136                         foreach ( $tzs as $tz ) {
1137                                 $z = explode( '/', $tz, 2 );
1138
1139                                 # timezone_identifiers_list() returns a number of
1140                                 # backwards-compatibility entries. This filters them out of the
1141                                 # list presented to the user.
1142                                 if ( count( $z ) != 2 || !array_key_exists( $z[0], $tzRegions ) )
1143                                         continue;
1144
1145                                 # Localize region
1146                                 $z[0] = $tzRegions[$z[0]];
1147
1148                                 $minDiff = floor( timezone_offset_get( timezone_open( $tz ), $now ) / 60 );
1149
1150                                 $display = str_replace( '_', ' ', $z[0] . '/' . $z[1] );
1151                                 $value = "ZoneInfo|$minDiff|$tz";
1152
1153                                 $opt[$z[0]][$display] = $value;
1154                         }
1155                 }
1156                 return $opt;
1157         }
1158
1159         static function filterTimezoneInput( $tz, $alldata ) {
1160                 $data = explode( '|', $tz, 3 );
1161                 switch ( $data[0] ) {
1162                         case 'ZoneInfo':
1163                         case 'System':
1164                                 return $tz;
1165                         default:
1166                                 $data = explode( ':', $tz, 2 );
1167                                 $minDiff = 0;
1168                                 if( count( $data ) == 2 ) {
1169                                         $data[0] = intval( $data[0] );
1170                                         $data[1] = intval( $data[1] );
1171                                         $minDiff = abs( $data[0] ) * 60 + $data[1];
1172                                         if ( $data[0] < 0 ) $minDiff = -$minDiff;
1173                                 } else {
1174                                         $minDiff = intval( $data[0] ) * 60;
1175                                 }
1176
1177                                 # Max is +14:00 and min is -12:00, see:
1178                                 # http://en.wikipedia.org/wiki/Timezone
1179                                 $minDiff = min( $minDiff, 840 );  # 14:00
1180                                 $minDiff = max( $minDiff, -720 ); # -12:00
1181                                 return 'Offset|'.$minDiff;
1182                 }
1183         }
1184
1185         static function tryFormSubmit( $formData, $entryPoint = 'internal' ) {
1186                 global $wgUser, $wgEmailAuthentication, $wgEnableEmail;
1187
1188                 $result = true;
1189
1190                 // Filter input
1191                 foreach( array_keys( $formData ) as $name ) {
1192                         if ( isset( self::$saveFilters[$name] ) ) {
1193                                 $formData[$name] =
1194                                         call_user_func( self::$saveFilters[$name], $formData[$name], $formData );
1195                         }
1196                 }
1197
1198                 // Stuff that shouldn't be saved as a preference.
1199                 $saveBlacklist = array(
1200                         'realname',
1201                         'emailaddress',
1202                 );
1203
1204                 if( $wgEnableEmail ) {
1205                         $newadr = $formData['emailaddress'];
1206                         $oldadr = $wgUser->getEmail();
1207                         if( ( $newadr != '' ) && ( $newadr != $oldadr ) ) {
1208                                 # the user has supplied a new email address on the login page
1209                                 # new behaviour: set this new emailaddr from login-page into user database record
1210                                 $wgUser->setEmail( $newadr );
1211                                 # but flag as "dirty" = unauthenticated
1212                                 $wgUser->invalidateEmail();
1213                                 if( $wgEmailAuthentication ) {
1214                                         # Mail a temporary password to the dirty address.
1215                                         # User can come back through the confirmation URL to re-enable email.
1216                                         $result = $wgUser->sendConfirmationMail();
1217                                         if( WikiError::isError( $result ) ) {
1218                                                 return wfMsg( 'mailerror', htmlspecialchars( $result->getMessage() ) );
1219                                         } elseif( $entryPoint == 'ui' ) {
1220                                                 $result = 'eauth';
1221                                         }
1222                                 }
1223                         } else {
1224                                 $wgUser->setEmail( $newadr );
1225                         }
1226                         if( $oldadr != $newadr ) {
1227                                 wfRunHooks( 'PrefsEmailAudit', array( $wgUser, $oldadr, $newadr ) );
1228                         }
1229                 }
1230
1231                 // Fortunately, the realname field is MUCH simpler
1232                 global $wgHiddenPrefs;
1233                 if ( !in_array( 'realname', $wgHiddenPrefs ) ) {
1234                         $realName = $formData['realname'];
1235                         $wgUser->setRealName( $realName );
1236                 }
1237
1238                 foreach( $saveBlacklist as $b )
1239                         unset( $formData[$b] );
1240
1241                 //  Keeps old preferences from interfering due to back-compat
1242                 //  code, etc.
1243                 $wgUser->resetOptions();
1244
1245                 foreach( $formData as $key => $value ) {
1246                         $wgUser->setOption( $key, $value );
1247                 }
1248
1249                 $wgUser->saveSettings();
1250
1251                 return $result;
1252         }
1253
1254         public static function tryUISubmit( $formData ) {
1255                 $res = self::tryFormSubmit( $formData, 'ui' );
1256
1257                 if( $res ) {
1258                         $urlOptions = array( 'success' );
1259                         if( $res === 'eauth' )
1260                                 $urlOptions[] = 'eauth';
1261
1262                         $queryString = implode( '&', $urlOptions );
1263
1264                         $url = SpecialPage::getTitleFor( 'Preferences' )->getFullURL( $queryString );
1265                         global $wgOut;
1266                         $wgOut->redirect( $url );
1267                 }
1268
1269                 return true;
1270         }
1271
1272         public static function loadOldSearchNs( $user ) {
1273                 $searchableNamespaces = SearchEngine::searchableNamespaces();
1274                 // Back compat with old format
1275                 $arr = array();
1276
1277                 foreach( $searchableNamespaces as $ns => $name ) {
1278                         if( $user->getOption( 'searchNs' . $ns ) ) {
1279                                 $arr[] = $ns;
1280                         }
1281                 }
1282
1283                 return $arr;
1284         }
1285 }
1286
1287 /** Some tweaks to allow js prefs to work */
1288 class PreferencesForm extends HTMLForm {
1289
1290         function wrapForm( $html ) {
1291                 $html = Xml::tags( 'div', array( 'id' => 'preferences' ), $html );
1292
1293                 return parent::wrapForm( $html );
1294         }
1295
1296         function getButtons() {
1297                 $html = parent::getButtons();
1298
1299                 global $wgUser;
1300
1301                 $sk = $wgUser->getSkin();
1302                 $t = SpecialPage::getTitleFor( 'Preferences', 'reset' );
1303
1304                 $html .= "\n" . $sk->link( $t, wfMsgHtml( 'restoreprefs' ) );
1305
1306                 $html = Xml::tags( 'div', array( 'class' => 'mw-prefs-buttons' ), $html );
1307
1308                 return $html;
1309         }
1310
1311         function filterDataForSubmit( $data ) {
1312                 // Support for separating MultiSelect preferences into multiple preferences
1313                 // Due to lack of array support.
1314                 foreach( $this->mFlatFields as $fieldname => $field ) {
1315                         $info = $field->mParams;
1316                         if( $field instanceof HTMLMultiSelectField ) {
1317                                 $options = HTMLFormField::flattenOptions( $info['options'] );
1318                                 $prefix = isset( $info['prefix'] ) ? $info['prefix'] : $fieldname;
1319
1320                                 foreach( $options as $opt ) {
1321                                         $data["$prefix$opt"] = in_array( $opt, $data[$fieldname] );
1322                                 }
1323
1324                                 unset( $data[$fieldname] );
1325                         }
1326                 }
1327
1328                 return $data;
1329         }
1330 }