Move remaining LoadBalancer classes to Rdbms
[mediawiki.git] / includes / api / ApiOptions.php
blob466d1865d68c40a52b9ad4bf655bfbd01d966234
1 <?php
2 /**
5 * Created on Apr 15, 2012
7 * Copyright © 2012 Szymon Świerkosz beau@adres.pl
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write to the Free Software Foundation, Inc.,
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22 * http://www.gnu.org/copyleft/gpl.html
24 * @file
27 /**
28 * API module that facilitates the changing of user's preferences.
29 * Requires API write mode to be enabled.
31 * @ingroup API
33 class ApiOptions extends ApiBase {
34 /**
35 * Changes preferences of the current user.
37 public function execute() {
38 if ( $this->getUser()->isAnon() ) {
39 $this->dieWithError(
40 [ 'apierror-mustbeloggedin', $this->msg( 'action-editmyoptions' ) ], 'notloggedin'
44 $this->checkUserRightsAny( 'editmyoptions' );
46 $params = $this->extractRequestParams();
47 $changed = false;
49 if ( isset( $params['optionvalue'] ) && !isset( $params['optionname'] ) ) {
50 $this->dieWithError( [ 'apierror-missingparam', 'optionname' ] );
53 // Load the user from the master to reduce CAS errors on double post (T95839)
54 $user = $this->getUser()->getInstanceForUpdate();
55 if ( !$user ) {
56 $this->dieWithError(
57 [ 'apierror-mustbeloggedin', $this->msg( 'action-editmyoptions' ) ], 'notloggedin'
61 if ( $params['reset'] ) {
62 $user->resetOptions( $params['resetkinds'], $this->getContext() );
63 $changed = true;
66 $changes = [];
67 if ( count( $params['change'] ) ) {
68 foreach ( $params['change'] as $entry ) {
69 $array = explode( '=', $entry, 2 );
70 $changes[$array[0]] = isset( $array[1] ) ? $array[1] : null;
73 if ( isset( $params['optionname'] ) ) {
74 $newValue = isset( $params['optionvalue'] ) ? $params['optionvalue'] : null;
75 $changes[$params['optionname']] = $newValue;
77 if ( !$changed && !count( $changes ) ) {
78 $this->dieWithError( 'apierror-nochanges' );
81 $prefs = Preferences::getPreferences( $user, $this->getContext() );
82 $prefsKinds = $user->getOptionKinds( $this->getContext(), $changes );
84 $htmlForm = null;
85 foreach ( $changes as $key => $value ) {
86 switch ( $prefsKinds[$key] ) {
87 case 'registered':
88 // Regular option.
89 if ( $htmlForm === null ) {
90 // We need a dummy HTMLForm for the validate callback...
91 $htmlForm = new HTMLForm( [], $this );
93 $field = HTMLForm::loadInputFromParameters( $key, $prefs[$key], $htmlForm );
94 $validation = $field->validate( $value, $user->getOptions() );
95 break;
96 case 'registered-multiselect':
97 case 'registered-checkmatrix':
98 // A key for a multiselect or checkmatrix option.
99 $validation = true;
100 $value = $value !== null ? (bool)$value : null;
101 break;
102 case 'userjs':
103 // Allow non-default preferences prefixed with 'userjs-', to be set by user scripts
104 if ( strlen( $key ) > 255 ) {
105 $validation = $this->msg( 'apiwarn-validationfailed-keytoolong', Message::numParam( 255 ) );
106 } elseif ( preg_match( '/[^a-zA-Z0-9_-]/', $key ) !== 0 ) {
107 $validation = $this->msg( 'apiwarn-validationfailed-badchars' );
108 } else {
109 $validation = true;
111 break;
112 case 'special':
113 $validation = $this->msg( 'apiwarn-validationfailed-cannotset' );
114 break;
115 case 'unused':
116 default:
117 $validation = $this->msg( 'apiwarn-validationfailed-badpref' );
118 break;
120 if ( $validation === true ) {
121 $user->setOption( $key, $value );
122 $changed = true;
123 } else {
124 $this->addWarning( [ 'apiwarn-validationfailed', wfEscapeWikitext( $key ), $validation ] );
128 if ( $changed ) {
129 // Commit changes
130 $user->saveSettings();
133 $this->getResult()->addValue( null, $this->getModuleName(), 'success' );
136 public function mustBePosted() {
137 return true;
140 public function isWriteMode() {
141 return true;
144 public function getAllowedParams() {
145 $optionKinds = User::listOptionKinds();
146 $optionKinds[] = 'all';
148 return [
149 'reset' => false,
150 'resetkinds' => [
151 ApiBase::PARAM_TYPE => $optionKinds,
152 ApiBase::PARAM_DFLT => 'all',
153 ApiBase::PARAM_ISMULTI => true
155 'change' => [
156 ApiBase::PARAM_ISMULTI => true,
158 'optionname' => [
159 ApiBase::PARAM_TYPE => 'string',
161 'optionvalue' => [
162 ApiBase::PARAM_TYPE => 'string',
167 public function needsToken() {
168 return 'csrf';
171 public function getHelpUrls() {
172 return 'https://www.mediawiki.org/wiki/API:Options';
175 protected function getExamplesMessages() {
176 return [
177 'action=options&reset=&token=123ABC'
178 => 'apihelp-options-example-reset',
179 'action=options&change=skin=vector|hideminor=1&token=123ABC'
180 => 'apihelp-options-example-change',
181 'action=options&reset=&change=skin=monobook&optionname=nickname&' .
182 'optionvalue=[[User:Beau|Beau]]%20([[User_talk:Beau|talk]])&token=123ABC'
183 => 'apihelp-options-example-complex',