Remove score display from search engine
[mediawiki.git] / includes / api / ApiOptions.php
blob86d051a6837a3a5c640619627439d322a7c85248
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 $user = $this->getUser();
40 if ( $user->isAnon() ) {
41 $this->dieUsage( 'Anonymous users cannot change preferences', 'notloggedin' );
44 if ( !$user->isAllowed( 'editmyoptions' ) ) {
45 $this->dieUsage( 'You don\'t have permission to edit your options', 'permissiondenied' );
48 $params = $this->extractRequestParams();
49 $changed = false;
51 if ( isset( $params['optionvalue'] ) && !isset( $params['optionname'] ) ) {
52 $this->dieUsageMsg( array( 'missingparam', 'optionname' ) );
55 if ( $params['reset'] ) {
56 $user->resetOptions( $params['resetkinds'], $this->getContext() );
57 $changed = true;
60 $changes = array();
61 if ( count( $params['change'] ) ) {
62 foreach ( $params['change'] as $entry ) {
63 $array = explode( '=', $entry, 2 );
64 $changes[$array[0]] = isset( $array[1] ) ? $array[1] : null;
67 if ( isset( $params['optionname'] ) ) {
68 $newValue = isset( $params['optionvalue'] ) ? $params['optionvalue'] : null;
69 $changes[$params['optionname']] = $newValue;
71 if ( !$changed && !count( $changes ) ) {
72 $this->dieUsage( 'No changes were requested', 'nochanges' );
75 $prefs = Preferences::getPreferences( $user, $this->getContext() );
76 $prefsKinds = $user->getOptionKinds( $this->getContext(), $changes );
78 foreach ( $changes as $key => $value ) {
79 switch ( $prefsKinds[$key] ) {
80 case 'registered':
81 // Regular option.
82 $field = HTMLForm::loadInputFromParameters( $key, $prefs[$key] );
83 $validation = $field->validate( $value, $user->getOptions() );
84 break;
85 case 'registered-multiselect':
86 case 'registered-checkmatrix':
87 // A key for a multiselect or checkmatrix option.
88 $validation = true;
89 $value = $value !== null ? (bool)$value : null;
90 break;
91 case 'userjs':
92 // Allow non-default preferences prefixed with 'userjs-', to be set by user scripts
93 if ( strlen( $key ) > 255 ) {
94 $validation = "key too long (no more than 255 bytes allowed)";
95 } elseif ( preg_match( "/[^a-zA-Z0-9_-]/", $key ) !== 0 ) {
96 $validation = "invalid key (only a-z, A-Z, 0-9, _, - allowed)";
97 } else {
98 $validation = true;
100 break;
101 case 'special':
102 $validation = "cannot be set by this module";
103 break;
104 case 'unused':
105 default:
106 $validation = "not a valid preference";
107 break;
109 if ( $validation === true ) {
110 $user->setOption( $key, $value );
111 $changed = true;
112 } else {
113 $this->setWarning( "Validation error for '$key': $validation" );
117 if ( $changed ) {
118 // Commit changes
119 $user->saveSettings();
122 $this->getResult()->addValue( null, $this->getModuleName(), 'success' );
125 public function mustBePosted() {
126 return true;
129 public function isWriteMode() {
130 return true;
133 public function getAllowedParams() {
134 $optionKinds = User::listOptionKinds();
135 $optionKinds[] = 'all';
137 return array(
138 'token' => array(
139 ApiBase::PARAM_TYPE => 'string',
140 ApiBase::PARAM_REQUIRED => true
142 'reset' => false,
143 'resetkinds' => array(
144 ApiBase::PARAM_TYPE => $optionKinds,
145 ApiBase::PARAM_DFLT => 'all',
146 ApiBase::PARAM_ISMULTI => true
148 'change' => array(
149 ApiBase::PARAM_ISMULTI => true,
151 'optionname' => array(
152 ApiBase::PARAM_TYPE => 'string',
154 'optionvalue' => array(
155 ApiBase::PARAM_TYPE => 'string',
160 public function getResultProperties() {
161 return array(
162 '' => array(
163 '*' => array(
164 ApiBase::PROP_TYPE => array(
165 'success'
172 public function getParamDescription() {
173 return array(
174 'token' => 'An options token previously obtained through the action=tokens',
175 'reset' => 'Resets preferences to the site defaults',
176 'resetkinds' => 'List of types of options to reset when the "reset" option is set',
177 'change' => array( 'List of changes, formatted name=value (e.g. skin=vector), ' .
178 'value cannot contain pipe characters. If no value is given (not ',
179 'even an equals sign), e.g., optionname|otheroption|..., the ' .
180 'option will be reset to its default value'
182 'optionname' => 'A name of a option which should have an optionvalue set',
183 'optionvalue' => 'A value of the option specified by the optionname, ' .
184 'can contain pipe characters',
188 public function getDescription() {
189 return array(
190 'Change preferences of the current user.',
191 'Only options which are registered in core or in one of installed extensions,',
192 'or as options with keys prefixed with \'userjs-\' (intended to be used by user',
193 'scripts), can be set.'
197 public function getPossibleErrors() {
198 return array_merge( parent::getPossibleErrors(), array(
199 array( 'code' => 'notloggedin', 'info' => 'Anonymous users cannot change preferences' ),
200 array( 'code' => 'nochanges', 'info' => 'No changes were requested' ),
201 ) );
204 public function needsToken() {
205 return true;
208 public function getTokenSalt() {
209 return '';
212 public function getHelpUrls() {
213 return 'https://www.mediawiki.org/wiki/API:Options';
216 public function getExamples() {
217 return array(
218 'api.php?action=options&reset=&token=123ABC',
219 'api.php?action=options&change=skin=vector|hideminor=1&token=123ABC',
220 'api.php?action=options&reset=&change=skin=monobook&optionname=nickname&' .
221 'optionvalue=[[User:Beau|Beau]]%20([[User_talk:Beau|talk]])&token=123ABC',