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1<?php
2/**
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation; either version 2 of the License, or
6 * (at your option) any later version.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
16 * http://www.gnu.org/copyleft/gpl.html
17 *
18 * @file
19 */
20
21namespace MediaWiki\Specials;
22
23use MediaWiki\Context\IContextSource;
24use MediaWiki\Html\Html;
25use MediaWiki\HTMLForm\HTMLForm;
26use MediaWiki\MediaWikiServices;
27use MediaWiki\Preferences\PreferencesFactory;
28use MediaWiki\SpecialPage\SpecialPage;
29use MediaWiki\User\Options\UserOptionsManager;
30use MediaWiki\User\User;
31use OOUI\FieldLayout;
32use OOUI\SearchInputWidget;
33use PermissionsError;
34use PreferencesFormOOUI;
35
36/**
37 * A special page that allows users to change their preferences
38 *
39 * @ingroup SpecialPage
40 */
41class SpecialPreferences extends SpecialPage {
42
43    private PreferencesFactory $preferencesFactory;
44    private UserOptionsManager $userOptionsManager;
45
46    /**
47     * @param PreferencesFactory|null $preferencesFactory
48     * @param UserOptionsManager|null $userOptionsManager
49     */
50    public function __construct(
51        ?PreferencesFactory $preferencesFactory = null,
52        ?UserOptionsManager $userOptionsManager = null
53    ) {
54        parent::__construct( 'Preferences' );
55        // This class is extended and therefore falls back to global state - T265924
56        $services = MediaWikiServices::getInstance();
57        $this->preferencesFactory = $preferencesFactory ?? $services->getPreferencesFactory();
58        $this->userOptionsManager = $userOptionsManager ?? $services->getUserOptionsManager();
59    }
60
61    public function doesWrites() {
62        return true;
63    }
64
65    public function execute( $par ) {
66        $this->setHeaders();
67        $this->outputHeader();
68        $out = $this->getOutput();
69        $out->disallowUserJs(); # Prevent hijacked user scripts from sniffing passwords etc.
70
71        $this->requireNamedUser( 'prefsnologintext2' );
72        $this->checkReadOnly();
73
74        if ( $par == 'reset' ) {
75            $this->showResetForm();
76
77            return;
78        }
79
80        $out->addModules( 'mediawiki.special.preferences.ooui' );
81        $out->addModuleStyles( [
82            'mediawiki.special.preferences.styles.ooui',
83            'oojs-ui-widgets.styles',
84        ] );
85
86        $session = $this->getRequest()->getSession();
87        if ( $session->get( 'specialPreferencesSaveSuccess' ) ) {
88            // Remove session data for the success message
89            $session->remove( 'specialPreferencesSaveSuccess' );
90            $out->addModuleStyles( 'mediawiki.notification.convertmessagebox.styles' );
91
92            $out->addHTML(
93                Html::successBox(
94                    Html::element(
95                        'p',
96                        [],
97                        $this->msg( 'savedprefs' )->text()
98                    ),
99                    'mw-preferences-messagebox mw-notify-success'
100                )
101            );
102        }
103
104        $this->addHelpLink( 'Help:Preferences' );
105
106        // Load the user from the primary DB to reduce CAS errors on double post (T95839)
107        if ( $this->getRequest()->wasPosted() ) {
108            $user = $this->getUser()->getInstanceForUpdate() ?: $this->getUser();
109        } else {
110            $user = $this->getUser();
111        }
112
113        $htmlForm = $this->getFormObject( $user, $this->getContext() );
114        $sectionTitles = $htmlForm->getPreferenceSections();
115
116        $prefTabs = [];
117        foreach ( $sectionTitles as $key ) {
118            $prefTabs[] = [
119                'name' => $key,
120                'label' => $htmlForm->getLegend( $key ),
121            ];
122        }
123        $out->addJsConfigVars( 'wgPreferencesTabs', $prefTabs );
124
125        $out->addHTML( new FieldLayout(
126            new SearchInputWidget( [
127                'placeholder' => $this->msg( 'searchprefs' )->text(),
128            ] ),
129            [
130                'classes' => [ 'mw-prefs-search' ],
131                'label' => $this->msg( 'searchprefs' )->text(),
132                'invisibleLabel' => true,
133                'infusable' => true,
134            ]
135        ) );
136        $htmlForm->show();
137    }
138
139    /**
140     * Get the preferences form to use.
141     * @param User $user
142     * @param IContextSource $context
143     * @return PreferencesFormOOUI|HTMLForm
144     */
145    protected function getFormObject( $user, IContextSource $context ) {
146        $form = $this->preferencesFactory->getForm( $user, $context, PreferencesFormOOUI::class );
147        return $form;
148    }
149
150    protected function showResetForm() {
151        if ( !$this->getAuthority()->isAllowed( 'editmyoptions' ) ) {
152            throw new PermissionsError( 'editmyoptions' );
153        }
154
155        $this->getOutput()->addWikiMsg( 'prefs-reset-intro' );
156
157        $desc = [
158            'confirm' => [
159                'type' => 'check',
160                'label-message' => 'prefs-reset-confirm',
161                'required' => true,
162            ],
163        ];
164        // TODO: disable the submit button if the checkbox is not checked
165        HTMLForm::factory( 'ooui', $desc, $this->getContext(), 'prefs-restore' )
166            ->setTitle( $this->getPageTitle( 'reset' ) ) // Reset subpage
167            ->setSubmitTextMsg( 'restoreprefs' )
168            ->setSubmitDestructive()
169            ->setSubmitCallback( [ $this, 'submitReset' ] )
170            ->showCancel()
171            ->setCancelTarget( $this->getPageTitle() )
172            ->show();
173    }
174
175    public function submitReset( $formData ) {
176        if ( !$this->getAuthority()->isAllowed( 'editmyoptions' ) ) {
177            throw new PermissionsError( 'editmyoptions' );
178        }
179
180        $user = $this->getUser()->getInstanceForUpdate();
181        $this->userOptionsManager->resetAllOptions( $user );
182        $user->saveSettings();
183
184        // Set session data for the success message
185        $this->getRequest()->getSession()->set( 'specialPreferencesSaveSuccess', 1 );
186
187        $url = $this->getPageTitle()->getFullUrlForRedirect();
188        $this->getOutput()->redirect( $url );
189
190        return true;
191    }
192
193    protected function getGroupName() {
194        return 'login';
195    }
196}
197
198/**
199 * Retain the old class name for backwards compatibility.
200 * @deprecated since 1.41
201 */
202class_alias( SpecialPreferences::class, 'SpecialPreferences' );