]> scripts.mit.edu Git - autoinstallsdev/mediawiki.git/blobdiff - includes/Preferences.php
MediaWiki 1.16.0
[autoinstallsdev/mediawiki.git] / includes / Preferences.php
diff --git a/includes/Preferences.php b/includes/Preferences.php
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+<?php
+
+/**
+ * We're now using the HTMLForm object with some customisation to generate the
+ * Preferences form. This object handles generic submission, CSRF protection,
+ * layout and other logic in a reusable manner. We subclass it as a PreferencesForm
+ * to make some minor customisations.
+ *
+ * In order to generate the form, the HTMLForm object needs an array structure
+ * detailing the form fields available, and that's what this class is for. Each
+ * element of the array is a basic property-list, including the type of field,
+ * the label it is to be given in the form, callbacks for validation and
+ * 'filtering', and other pertinent information. Note that the 'default' field
+ * is named for generic forms, and does not represent the preference's default
+ * (which is stored in $wgDefaultUserOptions), but the default for the form
+ * field, which should be whatever the user has set for that preference. There
+ * is no need to override it unless you have some special storage logic (for
+ * instance, those not presently stored as options, but which are best set from
+ * the user preferences view).
+ *
+ * Field types are implemented as subclasses of the generic HTMLFormField
+ * object, and typically implement at least getInputHTML, which generates the
+ * HTML for the input field to be placed in the table.
+ *
+ * Once fields have been retrieved and validated, submission logic is handed
+ * over to the tryUISubmit static method of this class.
+ */
+class Preferences {
+       static $defaultPreferences = null;
+       static $saveFilters =
+               array(
+                       'timecorrection' => array( 'Preferences', 'filterTimezoneInput' ),
+               );
+
+       static function getPreferences( $user ) {
+               if ( self::$defaultPreferences )
+                       return self::$defaultPreferences;
+
+               global $wgRCMaxAge;
+
+               $defaultPreferences = array();
+
+               self::profilePreferences( $user, $defaultPreferences );
+               self::skinPreferences( $user, $defaultPreferences );
+               self::filesPreferences( $user, $defaultPreferences );
+               self::mathPreferences( $user, $defaultPreferences );
+               self::datetimePreferences( $user, $defaultPreferences );
+               self::renderingPreferences( $user, $defaultPreferences );
+               self::editingPreferences( $user, $defaultPreferences );
+               self::rcPreferences( $user, $defaultPreferences );
+               self::watchlistPreferences( $user, $defaultPreferences );
+               self::searchPreferences( $user, $defaultPreferences );
+               self::miscPreferences( $user, $defaultPreferences );
+
+               wfRunHooks( 'GetPreferences', array( $user, &$defaultPreferences ) );
+
+               ## Remove preferences that wikis don't want to use
+               global $wgHiddenPrefs;
+               foreach ( $wgHiddenPrefs as $pref ) {
+                       if ( isset( $defaultPreferences[$pref] ) ) {
+                               unset( $defaultPreferences[$pref] );
+                       }
+               }
+
+               ## Prod in defaults from the user
+               global $wgDefaultUserOptions;
+               foreach( $defaultPreferences as $name => &$info ) {
+                       $prefFromUser = self::getOptionFromUser( $name, $info, $user );
+                       $field = HTMLForm::loadInputFromParameters( $info ); // For validation
+                       $defaultOptions = User::getDefaultOptions();
+                       $globalDefault = isset( $defaultOptions[$name] )
+                                                               ? $defaultOptions[$name]
+                                                               : null;
+
+                       // If it validates, set it as the default
+                       if ( isset( $info['default'] ) ) {
+                               // Already set, no problem
+                               continue;
+                       } elseif ( !is_null( $prefFromUser ) && // Make sure we're not just pulling nothing
+                                       $field->validate( $prefFromUser, $user->mOptions ) === true ) {
+                               $info['default'] = $prefFromUser;
+                       } elseif( $field->validate( $globalDefault, $user->mOptions ) === true ) {
+                               $info['default'] = $globalDefault;
+                       } else {
+                               throw new MWException( "Global default '$globalDefault' is invalid for field $name" );
+                       }
+               }
+
+               self::$defaultPreferences = $defaultPreferences;
+
+               return $defaultPreferences;
+       }
+
+       // Pull option from a user account. Handles stuff like array-type preferences.
+       static function getOptionFromUser( $name, $info, $user ) {
+               $val = $user->getOption( $name );
+
+               // Handling for array-type preferences
+               if ( ( isset( $info['type'] ) && $info['type'] == 'multiselect' ) ||
+                               ( isset( $info['class'] ) && $info['class'] == 'HTMLMultiSelectField' ) ) {
+
+                       $options = HTMLFormField::flattenOptions( $info['options'] );
+                       $prefix = isset( $info['prefix'] ) ? $info['prefix'] : $name;
+                       $val = array();
+
+                       foreach( $options as $label => $value ) {
+                               if( $user->getOption( "$prefix$value" ) ) {
+                                       $val[] = $value;
+                               }
+                       }
+               }
+
+               return $val;
+       }
+
+       static function profilePreferences( $user, &$defaultPreferences ) {
+               global $wgLang, $wgUser;
+               ## User info #####################################
+               // Information panel
+               $defaultPreferences['username'] =
+                               array(
+                                       'type' => 'info',
+                                       'label-message' => 'username',
+                                       'default' => $user->getName(),
+                                       'section' => 'personal/info',
+                               );
+
+               $defaultPreferences['userid'] =
+                               array(
+                                       'type' => 'info',
+                                       'label-message' => 'uid',
+                                       'default' => $user->getId(),
+                                       'section' => 'personal/info',
+                               );
+
+               # Get groups to which the user belongs
+               $userEffectiveGroups = $user->getEffectiveGroups();
+               $userGroups = $userMembers = array();
+               foreach( $userEffectiveGroups as $ueg ) {
+                       if( $ueg == '*' ) {
+                               // Skip the default * group, seems useless here
+                               continue;
+                       }
+                       $groupName  = User::getGroupName( $ueg );
+                       $userGroups[] = User::makeGroupLinkHTML( $ueg, $groupName );
+
+                       $memberName = User::getGroupMember( $ueg );
+                       $userMembers[] = User::makeGroupLinkHTML( $ueg, $memberName );
+               }
+               asort( $userGroups );
+               asort( $userMembers );
+
+               $defaultPreferences['usergroups'] =
+                               array(
+                                       'type' => 'info',
+                                       'label' => wfMsgExt( 'prefs-memberingroups', 'parseinline',
+                                               $wgLang->formatNum( count($userGroups) ) ),
+                                       'default' => wfMsgExt( 'prefs-memberingroups-type', array(),
+                                               $wgLang->commaList( $userGroups ),
+                                               $wgLang->commaList( $userMembers )
+                                       ),
+                                       'raw' => true,
+                                       'section' => 'personal/info',
+                               );
+
+               $defaultPreferences['editcount'] =
+                               array(
+                                       'type' => 'info',
+                                       'label-message' => 'prefs-edits',
+                                       'default' => $wgLang->formatNum( $user->getEditCount() ),
+                                       'section' => 'personal/info',
+                               );
+
+               if( $user->getRegistration() ) {
+                       $defaultPreferences['registrationdate'] =
+                                       array(
+                                               'type' => 'info',
+                                               'label-message' => 'prefs-registration',
+                                               'default' => wfMsgExt( 'prefs-registration-date-time', 'parsemag',
+                                                       $wgLang->timeanddate( $user->getRegistration(), true ),
+                                                       $wgLang->date( $user->getRegistration(), true ),
+                                                       $wgLang->time( $user->getRegistration(), true ) ),
+                                               'section' => 'personal/info',
+                                       );
+               }
+
+               // Actually changeable stuff
+               global $wgAuth;
+               $defaultPreferences['realname'] =
+                               array(
+                                       'type' => $wgAuth->allowPropChange( 'realname' ) ? 'text' : 'info',
+                                       'default' => $user->getRealName(),
+                                       'section' => 'personal/info',
+                                       'label-message' => 'yourrealname',
+                                       'help-message' => 'prefs-help-realname',
+                               );
+
+               $defaultPreferences['gender'] =
+                               array(
+                                       'type' => 'select',
+                                       'section' => 'personal/info',
+                                       'options' => array(
+                                               wfMsg( 'gender-male' ) => 'male',
+                                               wfMsg( 'gender-female' ) => 'female',
+                                               wfMsg( 'gender-unknown' ) => 'unknown',
+                                       ),
+                                       'label-message' => 'yourgender',
+                                       'help-message' => 'prefs-help-gender',
+                               );
+
+               if( $wgAuth->allowPasswordChange() ) {
+                       $link = $wgUser->getSkin()->link( SpecialPage::getTitleFor( 'Resetpass' ),
+                               wfMsgHtml( 'prefs-resetpass' ), array(),
+                               array( 'returnto' => SpecialPage::getTitleFor( 'Preferences' ) ) );
+
+                       $defaultPreferences['password'] =
+                                       array(
+                                               'type' => 'info',
+                                               'raw' => true,
+                                               'default' => $link,
+                                               'label-message' => 'yourpassword',
+                                               'section' => 'personal/info',
+                                       );
+               }
+
+               $defaultPreferences['rememberpassword'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'label-message' => 'tog-rememberpassword',
+                                       'section' => 'personal/info',
+                               );
+
+               // Language
+               global $wgContLanguageCode;
+               $languages = array_reverse( Language::getLanguageNames( false ) );
+               if( !array_key_exists( $wgContLanguageCode, $languages ) ) {
+                       $languages[$wgContLanguageCode] = $wgContLanguageCode;
+               }
+               ksort( $languages );
+
+               $options = array();
+               foreach( $languages as $code => $name ) {
+                       $display = wfBCP47( $code ) . ' - ' . $name;
+                       $options[$display] = $code;
+               }
+               $defaultPreferences['language'] =
+                               array(
+                                       'type' => 'select',
+                                       'section' => 'personal/i18n',
+                                       'options' => $options,
+                                       'label-message' => 'yourlanguage',
+                               );
+
+               global $wgContLang, $wgDisableLangConversion;
+               global $wgDisableTitleConversion;
+               /* see if there are multiple language variants to choose from*/
+               $variantArray = array();
+               if( !$wgDisableLangConversion ) {
+                       $variants = $wgContLang->getVariants();
+
+                       $languages = Language::getLanguageNames( true );
+                       foreach( $variants as $v ) {
+                               $v = str_replace( '_', '-', strtolower( $v ) );
+                               if( array_key_exists( $v, $languages ) ) {
+                                       // If it doesn't have a name, we'll pretend it doesn't exist
+                                       $variantArray[$v] = $languages[$v];
+                               }
+                       }
+
+                       $options = array();
+                       foreach( $variantArray as $code => $name ) {
+                               $display = wfBCP47( $code ) . ' - ' . $name;
+                               $options[$display] = $code;
+                       }
+
+                       if( count( $variantArray ) > 1 ) {
+                               $defaultPreferences['variant'] =
+                                       array(
+                                               'label-message' => 'yourvariant',
+                                               'type' => 'select',
+                                               'options' => $options,
+                                               'section' => 'personal/i18n',
+                                       );
+                       }
+               }
+
+               if( count( $variantArray ) > 1 && !$wgDisableLangConversion && !$wgDisableTitleConversion ) {
+                       $defaultPreferences['noconvertlink'] =
+                                       array(
+                                               'type' => 'toggle',
+                                               'section' => 'personal/i18n',
+                                               'label-message' => 'tog-noconvertlink',
+                                       );
+               }
+
+               global $wgMaxSigChars, $wgOut, $wgParser;
+
+               // show a preview of the old signature first
+               $oldsigWikiText = $wgParser->preSaveTransform( "~~~", new Title , $user, new ParserOptions );
+               $oldsigHTML = $wgOut->parseInline( $oldsigWikiText );
+               $defaultPreferences['oldsig'] =
+                       array(
+                                       'type' => 'info',
+                                       'raw' => true,
+                                       'label-message' => 'tog-oldsig',
+                                       'default' => $oldsigHTML,
+                                       'section' => 'personal/signature',
+                       );
+               $defaultPreferences['nickname'] =
+                               array(
+                                       'type' => $wgAuth->allowPropChange( 'nickname' ) ? 'text' : 'info',
+                                       'maxlength' => $wgMaxSigChars,
+                                       'label-message' => 'yournick',
+                                       'validation-callback' =>
+                                               array( 'Preferences', 'validateSignature' ),
+                                       'section' => 'personal/signature',
+                                       'filter-callback' => array( 'Preferences', 'cleanSignature' ),
+                               );
+               $defaultPreferences['fancysig'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'label-message' => 'tog-fancysig',
+                                       'help-message' => 'prefs-help-signature', // show general help about signature at the bottom of the section
+                                       'section' => 'personal/signature'
+                               );
+                               
+               ## Email stuff
+               
+               global $wgEnableEmail;
+               if ($wgEnableEmail) {
+               
+                       global $wgEmailConfirmToEdit;
+       
+                       $defaultPreferences['emailaddress'] =
+                                       array(
+                                               'type' => $wgAuth->allowPropChange( 'emailaddress' ) ? 'email' : 'info',
+                                               'default' => $user->getEmail(),
+                                               'section' => 'personal/email',
+                                               'label-message' => 'youremail',
+                                               'help-message' => $wgEmailConfirmToEdit
+                                                                                       ? 'prefs-help-email-required'
+                                                                                       : 'prefs-help-email',
+                                               'validation-callback' => array( 'Preferences', 'validateEmail' ),
+                                       );
+       
+                       global $wgEnableUserEmail, $wgEmailAuthentication;
+       
+                       $disableEmailPrefs = false;
+       
+                       if ( $wgEmailAuthentication ) {
+                               if ( $user->getEmail() ) {
+                                       if( $user->getEmailAuthenticationTimestamp() ) {
+                                               // date and time are separate parameters to facilitate localisation.
+                                               // $time is kept for backward compat reasons.
+                                               // 'emailauthenticated' is also used in SpecialConfirmemail.php
+                                               $time = $wgLang->timeAndDate( $user->getEmailAuthenticationTimestamp(), true );
+                                               $d = $wgLang->date( $user->getEmailAuthenticationTimestamp(), true );
+                                               $t = $wgLang->time( $user->getEmailAuthenticationTimestamp(), true );
+                                               $emailauthenticated = wfMsgExt( 'emailauthenticated', 'parseinline',
+                                                                                               array($time, $d, $t ) ) . '<br />';
+                                               $disableEmailPrefs = false;
+                                       } else {
+                                               $disableEmailPrefs = true;
+                                               $skin = $wgUser->getSkin();
+                                               $emailauthenticated = wfMsgExt( 'emailnotauthenticated', 'parseinline' ) . '<br />' .
+                                                       $skin->link(
+                                                               SpecialPage::getTitleFor( 'Confirmemail' ),
+                                                               wfMsg( 'emailconfirmlink' ),
+                                                               array(),
+                                                               array(),
+                                                               array( 'known', 'noclasses' )
+                                                       ) . '<br />';
+                                       }
+                               } else {
+                                       $disableEmailPrefs = true;
+                                       $emailauthenticated = wfMsgHtml( 'noemailprefs' );
+                               }
+       
+                               $defaultPreferences['emailauthentication'] =
+                                               array(
+                                                       'type' => 'info',
+                                                       'raw' => true,
+                                                       'section' => 'personal/email',
+                                                       'label-message' => 'prefs-emailconfirm-label',
+                                                       'default' => $emailauthenticated,
+                                               );
+       
+                       }
+       
+                       if( $wgEnableUserEmail && $user->isAllowed( 'sendemail' ) ) {
+                               $defaultPreferences['disablemail'] =
+                                               array(
+                                                       'type' => 'toggle',
+                                                       'invert' => true,
+                                                       'section' => 'personal/email',
+                                                       'label-message' => 'allowemail',
+                                                       'disabled' => $disableEmailPrefs,
+                                               );
+                               $defaultPreferences['ccmeonemails'] =
+                                               array(
+                                                       'type' => 'toggle',
+                                                       'section' => 'personal/email',
+                                                       'label-message' => 'tog-ccmeonemails',
+                                                       'disabled' => $disableEmailPrefs,
+                                               );
+                       }
+                       
+                       global $wgEnotifWatchlist;
+                       if ( $wgEnotifWatchlist ) {
+                               $defaultPreferences['enotifwatchlistpages'] =
+                                               array(
+                                                       'type' => 'toggle',
+                                                       'section' => 'personal/email',
+                                                       'label-message' => 'tog-enotifwatchlistpages',
+                                                       'disabled' => $disableEmailPrefs,
+                                               );
+                       }
+                       global $wgEnotifUserTalk;
+                       if( $wgEnotifUserTalk ) {
+                               $defaultPreferences['enotifusertalkpages'] =
+                                               array(
+                                                       'type' => 'toggle',
+                                                       'section' => 'personal/email',
+                                                       'label-message' => 'tog-enotifusertalkpages',
+                                                       'disabled' => $disableEmailPrefs,
+                                               );
+                       }
+                       if( $wgEnotifUserTalk || $wgEnotifWatchlist ) {
+                               $defaultPreferences['enotifminoredits'] =
+                                               array(
+                                                       'type' => 'toggle',
+                                                       'section' => 'personal/email',
+                                                       'label-message' => 'tog-enotifminoredits',
+                                                       'disabled' => $disableEmailPrefs,
+                                               );
+                       }
+                       $defaultPreferences['enotifrevealaddr'] =
+                                       array(
+                                               'type' => 'toggle',
+                                               'section' => 'personal/email',
+                                               'label-message' => 'tog-enotifrevealaddr',
+                                               'disabled' => $disableEmailPrefs,
+                                       );
+               }
+       }
+
+       static function skinPreferences( $user, &$defaultPreferences ) {
+               ## Skin #####################################
+               $defaultPreferences['skin'] =
+                               array(
+                                       'type' => 'radio',
+                                       'options' => self::generateSkinOptions( $user ),
+                                       'label' => '&nbsp;',
+                                       'section' => 'rendering/skin',
+                               );
+
+               $selectedSkin = $user->getOption( 'skin' );
+               if ( in_array( $selectedSkin, array( 'cologneblue', 'standard' ) ) ) {
+                       global $wgLang;
+                       $settings = array_flip( $wgLang->getQuickbarSettings() );
+
+                       $defaultPreferences['quickbar'] =
+                               array(
+                                       'type' => 'radio',
+                                       'options' => $settings,
+                                       'section' => 'rendering/skin',
+                                       'label-message' => 'qbsettings',
+                               );
+               }
+       }
+
+       static function mathPreferences( $user, &$defaultPreferences ) {
+               ## Math #####################################
+               global $wgUseTeX, $wgLang;
+               if( $wgUseTeX ) {
+                       $defaultPreferences['math'] =
+                                       array(
+                                               'type' => 'radio',
+                                               'options' =>
+                                                       array_flip( array_map( 'wfMsgHtml', $wgLang->getMathNames() ) ),
+                                               'label' => '&nbsp;',
+                                               'section' => 'rendering/math',
+                                       );
+               }
+       }
+
+       static function filesPreferences( $user, &$defaultPreferences ) {
+               ## Files #####################################
+               $defaultPreferences['imagesize'] =
+                               array(
+                                       'type' => 'select',
+                                       'options' => self::getImageSizes(),
+                                       'label-message' => 'imagemaxsize',
+                                       'section' => 'rendering/files',
+                               );
+               $defaultPreferences['thumbsize'] =
+                               array(
+                                       'type' => 'select',
+                                       'options' => self::getThumbSizes(),
+                                       'label-message' => 'thumbsize',
+                                       'section' => 'rendering/files',
+                               );
+       }
+
+       static function datetimePreferences( $user, &$defaultPreferences ) {
+               global $wgLang;
+
+               ## Date and time #####################################
+               $dateOptions = self::getDateOptions();
+               if( $dateOptions ) {
+                       $defaultPreferences['date'] =
+                                       array(
+                                               'type' => 'radio',
+                                               'options' => $dateOptions,
+                                               'label' => '&nbsp;',
+                                               'section' => 'datetime/dateformat',
+                                       );
+               }
+
+               // Info
+               $nowlocal = Xml::element( 'span', array( 'id' => 'wpLocalTime' ),
+                       $wgLang->time( $now = wfTimestampNow(), true ) );
+               $nowserver = $wgLang->time( $now, false ) .
+                       Xml::hidden( 'wpServerTime', substr( $now, 8, 2 ) * 60 + substr( $now, 10, 2 ) );
+
+               $defaultPreferences['nowserver'] =
+                               array(
+                                       'type' => 'info',
+                                       'raw' => 1,
+                                       'label-message' => 'servertime',
+                                       'default' => $nowserver,
+                                       'section' => 'datetime/timeoffset',
+                               );
+
+               $defaultPreferences['nowlocal'] =
+                               array(
+                                       'type' => 'info',
+                                       'raw' => 1,
+                                       'label-message' => 'localtime',
+                                       'default' => $nowlocal,
+                                       'section' => 'datetime/timeoffset',
+                               );
+
+               // Grab existing pref.
+               $tzOffset = $user->getOption( 'timecorrection' );
+               $tz = explode( '|', $tzOffset, 2 );
+
+               $tzSetting = $tzOffset;
+               if( count( $tz ) > 1 && $tz[0] == 'Offset' ) {
+                       $minDiff = $tz[1];
+                       $tzSetting = sprintf( '%+03d:%02d', floor( $minDiff/60 ), abs( $minDiff )%60 );
+               }
+
+               $defaultPreferences['timecorrection'] =
+                               array(
+                                       'class' => 'HTMLSelectOrOtherField',
+                                       'label-message' => 'timezonelegend',
+                                       'options' => self::getTimezoneOptions(),
+                                       'default' => $tzSetting,
+                                       'size' => 20,
+                                       'section' => 'datetime/timeoffset',
+                               );
+       }
+
+       static function renderingPreferences( $user, &$defaultPreferences ) {
+               ## Page Rendering ##############################
+               $defaultPreferences['underline'] =
+                               array(
+                                       'type' => 'select',
+                                       'options' => array(
+                                               wfMsg( 'underline-never' ) => 0,
+                                               wfMsg( 'underline-always' ) => 1,
+                                               wfMsg( 'underline-default' ) => 2,
+                                       ),
+                                       'label-message' => 'tog-underline',
+                                       'section' => 'rendering/advancedrendering',
+                               );
+
+               $stubThresholdValues = array( 0, 50, 100, 500, 1000, 2000, 5000, 10000 );
+               $stubThresholdOptions = array();
+               foreach( $stubThresholdValues as $value ) {
+                       $stubThresholdOptions[wfMsg( 'size-bytes', $value )] = $value;
+               }
+
+               $defaultPreferences['stubthreshold'] =
+                               array(
+                                       'type' => 'selectorother',
+                                       'section' => 'rendering/advancedrendering',
+                                       'options' => $stubThresholdOptions,
+                                       'size' => 20,
+                                       'label' => wfMsg( 'stub-threshold' ), // Raw HTML message. Yay?
+                               );
+               $defaultPreferences['highlightbroken'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'rendering/advancedrendering',
+                                       'label' => wfMsg( 'tog-highlightbroken' ), // Raw HTML
+                               );
+               $defaultPreferences['showtoc'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'rendering/advancedrendering',
+                                       'label-message' => 'tog-showtoc',
+                               );
+               $defaultPreferences['nocache'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'label-message' => 'tog-nocache',
+                                       'section' => 'rendering/advancedrendering',
+                               );
+               $defaultPreferences['showhiddencats'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'rendering/advancedrendering',
+                                       'label-message' => 'tog-showhiddencats'
+                               );
+               $defaultPreferences['showjumplinks'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'rendering/advancedrendering',
+                                       'label-message' => 'tog-showjumplinks',
+                               );
+               $defaultPreferences['justify'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'rendering/advancedrendering',
+                                       'label-message' => 'tog-justify',
+                               );
+               $defaultPreferences['numberheadings'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'rendering/advancedrendering',
+                                       'label-message' => 'tog-numberheadings',
+                               );
+       }
+
+       static function editingPreferences( $user, &$defaultPreferences ) {
+               global $wgUseExternalEditor, $wgLivePreview;
+
+               ## Editing #####################################
+               $defaultPreferences['cols'] =
+                               array(
+                                       'type' => 'int',
+                                       'label-message' => 'columns',
+                                       'section' => 'editing/textboxsize',
+                                       'min' => 4,
+                                       'max' => 1000,
+                               );
+               $defaultPreferences['rows'] =
+                               array(
+                                       'type' => 'int',
+                                       'label-message' => 'rows',
+                                       'section' => 'editing/textboxsize',
+                                       'min' => 4,
+                                       'max' => 1000,
+                               );
+
+               $defaultPreferences['editfont'] =
+                               array(
+                                       'type' => 'select',
+                                       'section' => 'editing/advancedediting',
+                                       'label-message' => 'editfont-style',
+                                       'options' => array(
+                                               wfMsg( 'editfont-default' ) => 'default',
+                                               wfMsg( 'editfont-monospace' ) => 'monospace',
+                                               wfMsg( 'editfont-sansserif' ) => 'sans-serif',
+                                               wfMsg( 'editfont-serif' ) => 'serif',
+                                       )
+                               );
+               $defaultPreferences['previewontop'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'editing/advancedediting',
+                                       'label-message' => 'tog-previewontop',
+                               );
+               $defaultPreferences['previewonfirst'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'editing/advancedediting',
+                                       'label-message' => 'tog-previewonfirst',
+                               );
+               $defaultPreferences['editsection'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'editing/advancedediting',
+                                       'label-message' => 'tog-editsection',
+                               );
+               $defaultPreferences['editsectiononrightclick'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'editing/advancedediting',
+                                       'label-message' => 'tog-editsectiononrightclick',
+                               );
+               $defaultPreferences['editondblclick'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'editing/advancedediting',
+                                       'label-message' => 'tog-editondblclick',
+                               );
+               $defaultPreferences['editwidth'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'editing/advancedediting',
+                                       'label-message' => 'tog-editwidth',
+                               );
+               $defaultPreferences['showtoolbar'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'editing/advancedediting',
+                                       'label-message' => 'tog-showtoolbar',
+                               );
+               $defaultPreferences['minordefault'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'editing/advancedediting',
+                                       'label-message' => 'tog-minordefault',
+                               );
+
+               if ( $wgUseExternalEditor ) {
+                       $defaultPreferences['externaleditor'] =
+                                       array(
+                                               'type' => 'toggle',
+                                               'section' => 'editing/advancedediting',
+                                               'label-message' => 'tog-externaleditor',
+                                       );
+                       $defaultPreferences['externaldiff'] =
+                                       array(
+                                               'type' => 'toggle',
+                                               'section' => 'editing/advancedediting',
+                                               'label-message' => 'tog-externaldiff',
+                                       );
+               }
+
+               $defaultPreferences['forceeditsummary'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'editing/advancedediting',
+                                       'label-message' => 'tog-forceeditsummary',
+                               );
+               if ( $wgLivePreview ) {
+                       $defaultPreferences['uselivepreview'] =
+                                       array(
+                                               'type' => 'toggle',
+                                               'section' => 'editing/advancedediting',
+                                               'label-message' => 'tog-uselivepreview',
+                                       );
+               }
+       }
+
+       static function rcPreferences( $user, &$defaultPreferences ) {
+               global $wgRCMaxAge, $wgUseRCPatrol, $wgLang;
+               ## RecentChanges #####################################
+               $defaultPreferences['rcdays'] =
+                               array(
+                                       'type' => 'float',
+                                       'label-message' => 'recentchangesdays',
+                                       'section' => 'rc/display',
+                                       'min' => 1,
+                                       'max' => ceil( $wgRCMaxAge / ( 3600*24 ) ),
+                                       'help' => wfMsgExt( 'recentchangesdays-max', array( 'parsemag' ), $wgLang->formatNum( ceil( $wgRCMaxAge / ( 3600*24 ) ) ) ),
+                               );
+               $defaultPreferences['rclimit'] =
+                               array(
+                                       'type' => 'int',
+                                       'label-message' => 'recentchangescount',
+                                       'help-message' => 'prefs-help-recentchangescount',
+                                       'section' => 'rc/display',
+                               );
+               $defaultPreferences['usenewrc'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'label-message' => 'tog-usenewrc',
+                                       'section' => 'rc/advancedrc',
+                               );
+               $defaultPreferences['hideminor'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'label-message' => 'tog-hideminor',
+                                       'section' => 'rc/advancedrc',
+                               );
+
+               if( $wgUseRCPatrol ) {
+                       $defaultPreferences['hidepatrolled'] =
+                                       array(
+                                               'type' => 'toggle',
+                                               'section' => 'rc/advancedrc',
+                                               'label-message' => 'tog-hidepatrolled',
+                                       );
+                       $defaultPreferences['newpageshidepatrolled'] =
+                                       array(
+                                               'type' => 'toggle',
+                                               'section' => 'rc/advancedrc',
+                                               'label-message' => 'tog-newpageshidepatrolled',
+                                       );
+               }
+
+               global $wgRCShowWatchingUsers;
+               if( $wgRCShowWatchingUsers ) {
+                       $defaultPreferences['shownumberswatching'] =
+                                       array(
+                                               'type' => 'toggle',
+                                               'section' => 'rc/advancedrc',
+                                               'label-message' => 'tog-shownumberswatching',
+                                       );
+               }
+       }
+
+       static function watchlistPreferences( $user, &$defaultPreferences ) {
+               global $wgUseRCPatrol, $wgEnableAPI;
+               ## Watchlist #####################################
+               $defaultPreferences['watchlistdays'] =
+                               array(
+                                       'type' => 'float',
+                                       'min' => 0,
+                                       'max' => 7,
+                                       'section' => 'watchlist/display',
+                                       'help' => wfMsgHtml( 'prefs-watchlist-days-max' ),
+                                       'label-message' => 'prefs-watchlist-days',
+                               );
+               $defaultPreferences['wllimit'] =
+                               array(
+                                       'type' => 'int',
+                                       'min' => 0,
+                                       'max' => 1000,
+                                       'label-message' => 'prefs-watchlist-edits',
+                                       'help' => wfMsgHtml( 'prefs-watchlist-edits-max' ),
+                                       'section' => 'watchlist/display',
+                               );
+               $defaultPreferences['extendwatchlist'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'watchlist/advancedwatchlist',
+                                       'label-message' => 'tog-extendwatchlist',
+                               );
+               $defaultPreferences['watchlisthideminor'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'watchlist/advancedwatchlist',
+                                       'label-message' => 'tog-watchlisthideminor',
+                               );
+               $defaultPreferences['watchlisthidebots'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'watchlist/advancedwatchlist',
+                                       'label-message' => 'tog-watchlisthidebots',
+                               );
+               $defaultPreferences['watchlisthideown'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'watchlist/advancedwatchlist',
+                                       'label-message' => 'tog-watchlisthideown',
+                               );
+               $defaultPreferences['watchlisthideanons'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'watchlist/advancedwatchlist',
+                                       'label-message' => 'tog-watchlisthideanons',
+                               );
+               $defaultPreferences['watchlisthideliu'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'watchlist/advancedwatchlist',
+                                       'label-message' => 'tog-watchlisthideliu',
+                               );
+               if ( $wgEnableAPI ) {
+                       # Some random gibberish as a proposed default
+                       $hash = sha1( mt_rand() . microtime( true ) );
+                       $defaultPreferences['watchlisttoken'] =
+                                       array(
+                                               'type' => 'text',
+                                               'section' => 'watchlist/advancedwatchlist',
+                                               'label-message' => 'prefs-watchlist-token',
+                                               'help' => wfMsgHtml( 'prefs-help-watchlist-token', $hash )
+                                       );
+               }
+
+               if ( $wgUseRCPatrol ) {
+                       $defaultPreferences['watchlisthidepatrolled'] =
+                                       array(
+                                               'type' => 'toggle',
+                                               'section' => 'watchlist/advancedwatchlist',
+                                               'label-message' => 'tog-watchlisthidepatrolled',
+                                       );
+               }
+
+               $watchTypes = array(
+                       'edit' => 'watchdefault',
+                       'move' => 'watchmoves',
+                       'delete' => 'watchdeletion'
+               );
+
+               // Kinda hacky
+               if( $user->isAllowed( 'createpage' ) || $user->isAllowed( 'createtalk' ) ) {
+                       $watchTypes['read'] = 'watchcreations';
+               }
+
+               foreach( $watchTypes as $action => $pref ) {
+                       if ( $user->isAllowed( $action ) ) {
+                               $defaultPreferences[$pref] = array(
+                                       'type' => 'toggle',
+                                       'section' => 'watchlist/advancedwatchlist',
+                                       'label-message' => "tog-$pref",
+                               );
+                       }
+               }
+       }
+
+       static function searchPreferences( $user, &$defaultPreferences ) {
+               global $wgContLang;
+
+               ## Search #####################################
+               $defaultPreferences['searchlimit'] =
+                               array(
+                                       'type' => 'int',
+                                       'label-message' => 'resultsperpage',
+                                       'section' => 'searchoptions/display',
+                                       'min' => 0,
+                               );
+               $defaultPreferences['contextlines'] =
+                               array(
+                                       'type' => 'int',
+                                       'label-message' => 'contextlines',
+                                       'section' => 'searchoptions/display',
+                                       'min' => 0,
+                               );
+               $defaultPreferences['contextchars'] =
+                               array(
+                                       'type' => 'int',
+                                       'label-message' => 'contextchars',
+                                       'section' => 'searchoptions/display',
+                                       'min' => 0,
+                               );              
+               global $wgEnableMWSuggest;
+               if( $wgEnableMWSuggest ) {
+                       $defaultPreferences['disablesuggest'] =
+                                       array(
+                                               'type' => 'toggle',
+                                               'label-message' => 'mwsuggest-disable',
+                                               'section' => 'searchoptions/display',
+                                       );
+               }
+
+               $defaultPreferences['searcheverything'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'label-message' => 'searcheverything-enable',
+                                       'section' => 'searchoptions/advancedsearchoptions',
+                               );
+
+               // Searchable namespaces back-compat with old format
+               $searchableNamespaces = SearchEngine::searchableNamespaces();
+
+               $nsOptions = array();
+               foreach( $wgContLang->getNamespaces() as $ns => $name ) {
+                       if( $ns < 0 ) continue;
+                       $displayNs = str_replace( '_', ' ', $name );
+
+                       if( !$displayNs ) $displayNs = wfMsg( 'blanknamespace' );
+
+                       $displayNs = htmlspecialchars( $displayNs );
+                       $nsOptions[$displayNs] = $ns;
+               }
+
+               $defaultPreferences['searchnamespaces'] =
+                               array(
+                                       'type' => 'multiselect',
+                                       'label-message' => 'defaultns',
+                                       'options' => $nsOptions,
+                                       'section' => 'searchoptions/advancedsearchoptions',
+                                       'prefix' => 'searchNs',
+                               );
+       }
+
+       static function miscPreferences( $user, &$defaultPreferences ) {
+               ## Misc #####################################
+               $defaultPreferences['diffonly'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'misc/diffs',
+                                       'label-message' => 'tog-diffonly',
+                               );
+               $defaultPreferences['norollbackdiff'] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'misc/diffs',
+                                       'label-message' => 'tog-norollbackdiff',
+                               );
+
+               // Stuff from Language::getExtraUserToggles()
+               global $wgContLang;
+
+               $toggles = $wgContLang->getExtraUserToggles();
+
+               foreach( $toggles as $toggle ) {
+                       $defaultPreferences[$toggle] =
+                               array(
+                                       'type' => 'toggle',
+                                       'section' => 'personal/i18n',
+                                       'label-message' => "tog-$toggle",
+                               );
+               }
+       }
+
+       /**
+        * @param object $user The user object
+        * @return array Text/links to display as key; $skinkey as value
+        */
+       static function generateSkinOptions( $user ) {
+               global $wgDefaultSkin, $wgLang, $wgAllowUserCss, $wgAllowUserJs;
+               $ret = array();
+
+               $mptitle = Title::newMainPage();
+               $previewtext = wfMsgHtml( 'skin-preview' );
+               # Only show members of Skin::getSkinNames() rather than
+               # $skinNames (skins is all skin names from Language.php)
+               $validSkinNames = Skin::getUsableSkins();
+               # Sort by UI skin name. First though need to update validSkinNames as sometimes
+               # the skinkey & UI skinname differ (e.g. "standard" skinkey is "Classic" in the UI).
+               foreach ( $validSkinNames as $skinkey => &$skinname ) {
+                       $msgName = "skinname-{$skinkey}";
+                       $localisedSkinName = wfMsg( $msgName );
+                       if ( !wfEmptyMsg( $msgName, $localisedSkinName ) ) {
+                               $skinname = htmlspecialchars( $localisedSkinName );
+                       }
+               }
+               asort( $validSkinNames );
+               $sk = $user->getSkin();
+
+               foreach( $validSkinNames as $skinkey => $sn ) {
+                       $linkTools = array();
+
+                       # Mark the default skin
+                       if( $skinkey == $wgDefaultSkin ) {
+                               $linkTools[] = wfMsgHtml( 'default' );
+                       }
+
+                       # Create preview link
+                       $mplink = htmlspecialchars( $mptitle->getLocalURL( "useskin=$skinkey" ) );
+                       $linkTools[] = "<a target='_blank' href=\"$mplink\">$previewtext</a>";
+
+                       # Create links to user CSS/JS pages
+                       if( $wgAllowUserCss ) {
+                               $cssPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.css' );
+                               $linkTools[] = $sk->link( $cssPage, wfMsgHtml( 'prefs-custom-css' ) );
+                       }
+                       if( $wgAllowUserJs ) {
+                               $jsPage = Title::makeTitleSafe( NS_USER, $user->getName() . '/' . $skinkey . '.js' );
+                               $linkTools[] = $sk->link( $jsPage, wfMsgHtml( 'prefs-custom-js' ) );
+                       }
+
+                       $display = $sn . ' ' . wfMsg( 'parentheses', $wgLang->pipeList( $linkTools ) );
+                       $ret[$display] = $skinkey;
+               }
+
+               return $ret;
+       }
+
+       static function getDateOptions() {
+               global $wgLang;
+               $dateopts = $wgLang->getDatePreferences();
+
+               $ret = array();
+
+               if( $dateopts ) {
+                       if ( !in_array( 'default', $dateopts ) ) {
+                               $dateopts[] = 'default'; // Make sure default is always valid
+                                                                               // Bug 19237
+                       }
+
+                       $idCnt = 0;
+                       $epoch = wfTimestampNow();
+                       foreach( $dateopts as $key ) {
+                               if( $key == 'default' ) {
+                                       $formatted = wfMsgHtml( 'datedefault' );
+                               } else {
+                                       $formatted = htmlspecialchars( $wgLang->timeanddate( $epoch, false, $key ) );
+                               }
+                               $ret[$formatted] = $key;
+                       }
+               }
+               return $ret;
+       }
+
+       static function getImageSizes() {
+               global $wgImageLimits;
+
+               $ret = array();
+
+               foreach ( $wgImageLimits as $index => $limits ) {
+                       $display = "{$limits[0]}×{$limits[1]}" . wfMsg( 'unit-pixel' );
+                       $ret[$display] = $index;
+               }
+
+               return $ret;
+       }
+
+       static function getThumbSizes() {
+               global $wgThumbLimits;
+
+               $ret = array();
+
+               foreach ( $wgThumbLimits as $index => $size ) {
+                       $display = $size . wfMsg( 'unit-pixel' );
+                       $ret[$display] = $index;
+               }
+
+               return $ret;
+       }
+
+       static function validateSignature( $signature, $alldata ) {
+               global $wgParser, $wgMaxSigChars, $wgLang;
+               if( mb_strlen( $signature ) > $wgMaxSigChars ) {
+                       return
+                               Xml::element( 'span', array( 'class' => 'error' ),
+                                       wfMsgExt( 'badsiglength', 'parsemag',
+                                               $wgLang->formatNum( $wgMaxSigChars )
+                                       )
+                               );
+               } elseif( !empty( $alldata['fancysig'] ) &&
+                               false === $wgParser->validateSig( $signature ) ) {
+                       return Xml::element( 'span', array( 'class' => 'error' ), wfMsg( 'badsig' ) );
+               } else {
+                       return true;
+               }
+       }
+
+       static function cleanSignature( $signature, $alldata ) {
+               global $wgParser;
+               if( $alldata['fancysig'] ) {
+                       $signature = $wgParser->cleanSig( $signature );
+               } else {
+                       // When no fancy sig used, make sure ~{3,5} get removed.
+                       $signature = $wgParser->cleanSigInSig( $signature );
+               }
+
+               return $signature;
+       }
+
+       static function validateEmail( $email, $alldata ) {
+               if ( $email && !User::isValidEmailAddr( $email ) ) {
+                       return wfMsgExt( 'invalidemailaddress', 'parseinline' );
+               }
+
+               global $wgEmailConfirmToEdit;
+               if( $wgEmailConfirmToEdit && !$email ) {
+                       return wfMsgExt( 'noemailtitle', 'parseinline' );
+               }
+               return true;
+       }
+
+       static function getFormObject( $user ) {
+               $formDescriptor = Preferences::getPreferences( $user );
+               $htmlForm = new PreferencesForm( $formDescriptor, 'prefs' );
+
+               $htmlForm->setSubmitText( wfMsg( 'saveprefs' ) );
+               $htmlForm->setTitle( SpecialPage::getTitleFor( 'Preferences' ) );
+               $htmlForm->setSubmitID( 'prefsubmit' );
+               $htmlForm->setSubmitCallback( array( 'Preferences', 'tryFormSubmit' ) );
+
+               return $htmlForm;
+       }
+
+       static function getTimezoneOptions() {
+               $opt = array();
+
+               global $wgLocalTZoffset;
+
+               $opt[wfMsg( 'timezoneuseserverdefault' )] = "System|$wgLocalTZoffset";
+               $opt[wfMsg( 'timezoneuseoffset' )] = 'other';
+               $opt[wfMsg( 'guesstimezone' )] = 'guess';
+
+               if ( function_exists( 'timezone_identifiers_list' ) ) {
+                       # Read timezone list
+                       $tzs = timezone_identifiers_list();
+                       sort( $tzs );
+
+                       $tzRegions = array();
+                       $tzRegions['Africa'] = wfMsg( 'timezoneregion-africa' );
+                       $tzRegions['America'] = wfMsg( 'timezoneregion-america' );
+                       $tzRegions['Antarctica'] = wfMsg( 'timezoneregion-antarctica' );
+                       $tzRegions['Arctic'] = wfMsg( 'timezoneregion-arctic' );
+                       $tzRegions['Asia'] = wfMsg( 'timezoneregion-asia' );
+                       $tzRegions['Atlantic'] = wfMsg( 'timezoneregion-atlantic' );
+                       $tzRegions['Australia'] = wfMsg( 'timezoneregion-australia' );
+                       $tzRegions['Europe'] = wfMsg( 'timezoneregion-europe' );
+                       $tzRegions['Indian'] = wfMsg( 'timezoneregion-indian' );
+                       $tzRegions['Pacific'] = wfMsg( 'timezoneregion-pacific' );
+                       asort( $tzRegions );
+
+                       $prefill = array_fill_keys( array_values( $tzRegions ), array() );
+                       $opt = array_merge( $opt, $prefill );
+
+                       $now = date_create( 'now' );
+
+                       foreach ( $tzs as $tz ) {
+                               $z = explode( '/', $tz, 2 );
+
+                               # timezone_identifiers_list() returns a number of
+                               # backwards-compatibility entries. This filters them out of the 
+                               # list presented to the user.
+                               if ( count( $z ) != 2 || !array_key_exists( $z[0], $tzRegions ) )
+                                       continue;
+
+                               # Localize region
+                               $z[0] = $tzRegions[$z[0]];
+
+                               $minDiff = floor( timezone_offset_get( timezone_open( $tz ), $now ) / 60 );
+                               
+                               $display = str_replace( '_', ' ', $z[0] . '/' . $z[1] );
+                               $value = "ZoneInfo|$minDiff|$tz";
+                               
+                               $opt[$z[0]][$display] = $value;
+                       }
+               }
+               return $opt;
+       }
+
+       static function filterTimezoneInput( $tz, $alldata ) {
+               $data = explode( '|', $tz, 3 );
+               switch ( $data[0] ) {
+                       case 'ZoneInfo':
+                       case 'System':
+                               return $tz;
+                       default:
+                               $data = explode( ':', $tz, 2 );
+                               $minDiff = 0;
+                               if( count( $data ) == 2 ) {
+                                       $data[0] = intval( $data[0] );
+                                       $data[1] = intval( $data[1] );
+                                       $minDiff = abs( $data[0] ) * 60 + $data[1];
+                                       if ( $data[0] < 0 ) $minDiff = -$minDiff;
+                               } else {
+                                       $minDiff = intval( $data[0] ) * 60;
+                               }
+
+                               # Max is +14:00 and min is -12:00, see:
+                               # http://en.wikipedia.org/wiki/Timezone
+                               $minDiff = min( $minDiff, 840 );  # 14:00
+                               $minDiff = max( $minDiff, -720 ); # -12:00
+                               return 'Offset|'.$minDiff;
+               }
+       }
+       
+       static function tryFormSubmit( $formData, $entryPoint = 'internal' ) {
+               global $wgUser, $wgEmailAuthentication, $wgEnableEmail;
+
+               $result = true;
+
+               // Filter input
+               foreach( array_keys( $formData ) as $name ) {
+                       if ( isset( self::$saveFilters[$name] ) ) {
+                               $formData[$name] =
+                                       call_user_func( self::$saveFilters[$name], $formData[$name], $formData );
+                       }
+               }
+
+               // Stuff that shouldn't be saved as a preference.
+               $saveBlacklist = array(
+                       'realname',
+                       'emailaddress',
+               );
+
+               if( $wgEnableEmail ) {
+                       $newadr = $formData['emailaddress'];
+                       $oldadr = $wgUser->getEmail();
+                       if( ( $newadr != '' ) && ( $newadr != $oldadr ) ) {
+                               # the user has supplied a new email address on the login page
+                               # new behaviour: set this new emailaddr from login-page into user database record
+                               $wgUser->setEmail( $newadr );
+                               # but flag as "dirty" = unauthenticated
+                               $wgUser->invalidateEmail();
+                               if( $wgEmailAuthentication ) {
+                                       # Mail a temporary password to the dirty address.
+                                       # User can come back through the confirmation URL to re-enable email.
+                                       $result = $wgUser->sendConfirmationMail();
+                                       if( WikiError::isError( $result ) ) {
+                                               return wfMsg( 'mailerror', htmlspecialchars( $result->getMessage() ) );
+                                       } elseif( $entryPoint == 'ui' ) {
+                                               $result = 'eauth';
+                                       }
+                               }
+                       } else {
+                               $wgUser->setEmail( $newadr );
+                       }
+                       if( $oldadr != $newadr ) {
+                               wfRunHooks( 'PrefsEmailAudit', array( $wgUser, $oldadr, $newadr ) );
+                       }
+               }
+
+               // Fortunately, the realname field is MUCH simpler
+               global $wgHiddenPrefs;
+               if ( !in_array( 'realname', $wgHiddenPrefs ) ) {
+                       $realName = $formData['realname'];
+                       $wgUser->setRealName( $realName );
+               }
+
+               foreach( $saveBlacklist as $b )
+                       unset( $formData[$b] );
+
+               //  Keeps old preferences from interfering due to back-compat
+               //  code, etc.
+               $wgUser->resetOptions();
+
+               foreach( $formData as $key => $value ) {
+                       $wgUser->setOption( $key, $value );
+               }
+
+               $wgUser->saveSettings();
+
+               return $result;
+       }
+
+       public static function tryUISubmit( $formData ) {
+               $res = self::tryFormSubmit( $formData, 'ui' );
+
+               if( $res ) {
+                       $urlOptions = array( 'success' );
+                       if( $res === 'eauth' )
+                               $urlOptions[] = 'eauth';
+
+                       $queryString = implode( '&', $urlOptions );
+
+                       $url = SpecialPage::getTitleFor( 'Preferences' )->getFullURL( $queryString );
+                       global $wgOut;
+                       $wgOut->redirect( $url );
+               }
+
+               return true;
+       }
+
+       public static function loadOldSearchNs( $user ) {
+               $searchableNamespaces = SearchEngine::searchableNamespaces();
+               // Back compat with old format
+               $arr = array();
+
+               foreach( $searchableNamespaces as $ns => $name ) {
+                       if( $user->getOption( 'searchNs' . $ns ) ) {
+                               $arr[] = $ns;
+                       }
+               }
+
+               return $arr;
+       }
+}
+
+/** Some tweaks to allow js prefs to work */
+class PreferencesForm extends HTMLForm {
+
+       function wrapForm( $html ) {
+               $html = Xml::tags( 'div', array( 'id' => 'preferences' ), $html );
+
+               return parent::wrapForm( $html );
+       }
+
+       function getButtons() {
+               $html = parent::getButtons();
+
+               global $wgUser;
+
+               $sk = $wgUser->getSkin();
+               $t = SpecialPage::getTitleFor( 'Preferences', 'reset' );
+
+               $html .= "\n" . $sk->link( $t, wfMsgHtml( 'restoreprefs' ) );
+
+               $html = Xml::tags( 'div', array( 'class' => 'mw-prefs-buttons' ), $html );
+
+               return $html;
+       }
+
+       function filterDataForSubmit( $data ) {
+               // Support for separating MultiSelect preferences into multiple preferences
+               // Due to lack of array support.
+               foreach( $this->mFlatFields as $fieldname => $field ) {
+                       $info = $field->mParams;
+                       if( $field instanceof HTMLMultiSelectField ) {
+                               $options = HTMLFormField::flattenOptions( $info['options'] );
+                               $prefix = isset( $info['prefix'] ) ? $info['prefix'] : $fieldname;
+
+                               foreach( $options as $opt ) {
+                                       $data["$prefix$opt"] = in_array( $opt, $data[$fieldname] );
+                               }
+
+                               unset( $data[$fieldname] );
+                       }
+               }
+
+               return $data;
+       }
+}