includes/specials/SpecialPreferences.php

   1 <?php
   2 /**
   3  * Implements Special:Preferences
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup SpecialPage
  22  */
  23
  24 /**
  25  * A special page that allows users to change their preferences
  26  *
  27  * @ingroup SpecialPage
  28  */
  29 class SpecialPreferences extends SpecialPage {
  30         function __construct() {
  31                 parent::__construct( 'Preferences' );
  32         }
  33
  34         public function doesWrites() {
  35                 return true;
  36         }
  37
  38         public function execute( $par ) {
  39                 $this->setHeaders();
  40                 $this->outputHeader();
  41                 $out = $this->getOutput();
  42                 $out->disallowUserJs(); # Prevent hijacked user scripts from sniffing passwords etc.
  43
  44                 $this->requireLogin( 'prefsnologintext2' );
  45                 $this->checkReadOnly();
  46
  47                 if ( $par == 'reset' ) {
  48                         $this->showResetForm();
  49
  50                         return;
  51                 }
  52
  53                 $out->addModules( 'mediawiki.special.preferences' );
  54                 $out->addModuleStyles( 'mediawiki.special.preferences.styles' );
  55
  56                 $session = $this->getRequest()->getSession();
  57                 if ( $session->get( 'specialPreferencesSaveSuccess' ) ) {
  58                         // Remove session data for the success message
  59                         $session->remove( 'specialPreferencesSaveSuccess' );
  60                         $out->addModuleStyles( 'mediawiki.notification.convertmessagebox.styles' );
  61
  62                         $out->addHTML(
  63                                 Html::rawElement(
  64                                         'div',
  65                                         [
  66                                                 'class' => 'mw-preferences-messagebox mw-notify-success successbox',
  67                                                 'id' => 'mw-preferences-success',
  68                                                 'data-mw-autohide' => 'false',
  69                                         ],
  70                                         Html::element( 'p', [], $this->msg( 'savedprefs' )->text() )
  71                                 )
  72                         );
  73                 }
  74
  75                 $this->addHelpLink( 'Help:Preferences' );
  76
  77                 // Load the user from the master to reduce CAS errors on double post (T95839)
  78                 if ( $this->getRequest()->wasPosted() ) {
  79                         $user = $this->getUser()->getInstanceForUpdate() ?: $this->getUser();
  80                 } else {
  81                         $user = $this->getUser();
  82                 }
  83
  84                 $htmlForm = $this->getFormObject( $user, $this->getContext() );
  85                 $htmlForm->setSubmitCallback( [ 'Preferences', 'tryUISubmit' ] );
  86                 $sectionTitles = $htmlForm->getPreferenceSections();
  87
  88                 $prefTabs = '';
  89                 foreach ( $sectionTitles as $key ) {
  90                         $prefTabs .= Html::rawElement( 'li',
  91                                 [
  92                                         'role' => 'presentation',
  93                                         'class' => ( $key === 'personal' ) ? 'selected' : null
  94                                 ],
  95                                 Html::rawElement( 'a',
  96                                         [
  97                                                 'id' => 'preftab-' . $key,
  98                                                 'role' => 'tab',
  99                                                 'href' => '#mw-prefsection-' . $key,
 100                                                 'aria-controls' => 'mw-prefsection-' . $key,
 101                                                 'aria-selected' => ( $key === 'personal' ) ? 'true' : 'false',
 102                                                 'tabIndex' => ( $key === 'personal' ) ? 0 : -1,
 103                                         ],
 104                                         $htmlForm->getLegend( $key )
 105                                 )
 106                         );
 107                 }
 108
 109                 $out->addHTML(
 110                         Html::rawElement( 'ul',
 111                                 [
 112                                         'id' => 'preftoc',
 113                                         'role' => 'tablist'
 114                                 ],
 115                                 $prefTabs )
 116                 );
 117                 $htmlForm->show();
 118         }
 119
 120         /**
 121          * Get the preferences form to use.
 122          * @param User $user The user.
 123          * @param IContextSource $context The context.
 124          * @return PreferencesForm|HtmlForm
 125          */
 126         protected function getFormObject( $user, IContextSource $context ) {
 127                 return Preferences::getFormObject( $user, $context );
 128         }
 129
 130         private function showResetForm() {
 131                 if ( !$this->getUser()->isAllowed( 'editmyoptions' ) ) {
 132                         throw new PermissionsError( 'editmyoptions' );
 133                 }
 134
 135                 $this->getOutput()->addWikiMsg( 'prefs-reset-intro' );
 136
 137                 $context = new DerivativeContext( $this->getContext() );
 138                 $context->setTitle( $this->getPageTitle( 'reset' ) ); // Reset subpage
 139                 $htmlForm = new HTMLForm( [], $context, 'prefs-restore' );
 140
 141                 $htmlForm->setSubmitTextMsg( 'restoreprefs' );
 142                 $htmlForm->setSubmitDestructive();
 143                 $htmlForm->setSubmitCallback( [ $this, 'submitReset' ] );
 144                 $htmlForm->suppressReset();
 145
 146                 $htmlForm->show();
 147         }
 148
 149         public function submitReset( $formData ) {
 150                 if ( !$this->getUser()->isAllowed( 'editmyoptions' ) ) {
 151                         throw new PermissionsError( 'editmyoptions' );
 152                 }
 153
 154                 $user = $this->getUser()->getInstanceForUpdate();
 155                 $user->resetOptions( 'all', $this->getContext() );
 156                 $user->saveSettings();
 157
 158                 // Set session data for the success message
 159                 $this->getRequest()->getSession()->set( 'specialPreferencesSaveSuccess', 1 );
 160
 161                 $url = $this->getPageTitle()->getFullUrlForRedirect();
 162                 $this->getOutput()->redirect( $url );
 163
 164                 return true;
 165         }
 166
 167         protected function getGroupName() {
 168                 return 'users';
 169         }
 170 }