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