includes/api/ApiQueryUserInfo.php

   1 <?php
   2
   3 /**
   4  * Created on July 30, 2007
   5  *
   6  * API for MediaWiki 1.8+
   7  *
   8  * Copyright © 2007 Yuri Astrakhan <Firstname><Lastname>@gmail.com
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License along
  21  * with this program; if not, write to the Free Software Foundation, Inc.,
  22  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  23  * http://www.gnu.org/copyleft/gpl.html
  24  */
  25
  26 if ( !defined( 'MEDIAWIKI' ) ) {
  27         // Eclipse helper - will be ignored in production
  28         require_once( 'ApiQueryBase.php' );
  29 }
  30
  31 /**
  32  * Query module to get information about the currently logged-in user
  33  *
  34  * @ingroup API
  35  */
  36 class ApiQueryUserInfo extends ApiQueryBase {
  37
  38         public function __construct( $query, $moduleName ) {
  39                 parent::__construct( $query, $moduleName, 'ui' );
  40         }
  41
  42         public function execute() {
  43                 $params = $this->extractRequestParams();
  44                 $result = $this->getResult();
  45                 $r = array();
  46
  47                 if ( !is_null( $params['prop'] ) ) {
  48                         $this->prop = array_flip( $params['prop'] );
  49                 } else {
  50                         $this->prop = array();
  51                 }
  52                 $r = $this->getCurrentUserInfo();
  53                 $result->addValue( 'query', $this->getModuleName(), $r );
  54         }
  55
  56         protected function getCurrentUserInfo() {
  57                 global $wgUser;
  58                 $result = $this->getResult();
  59                 $vals = array();
  60                 $vals['id'] = intval( $wgUser->getId() );
  61                 $vals['name'] = $wgUser->getName();
  62
  63                 if ( $wgUser->isAnon() ) {
  64                         $vals['anon'] = '';
  65                 }
  66
  67                 if ( isset( $this->prop['blockinfo'] ) ) {
  68                         if ( $wgUser->isBlocked() ) {
  69                                 $vals['blockedby'] = User::whoIs( $wgUser->blockedBy() );
  70                                 $vals['blockreason'] = $wgUser->blockedFor();
  71                         }
  72                 }
  73
  74                 if ( isset( $this->prop['hasmsg'] ) && $wgUser->getNewtalk() ) {
  75                         $vals['messages'] = '';
  76                 }
  77
  78                 if ( isset( $this->prop['groups'] ) ) {
  79                         $autolist = ApiQueryUsers::getAutoGroups( $wgUser );
  80
  81                         $vals['groups'] = array_merge( $autolist, $wgUser->getGroups() );
  82                         $result->setIndexedTagName( $vals['groups'], 'g' );     // even if empty
  83                 }
  84
  85                 if ( isset( $this->prop['rights'] ) ) {
  86                         // User::getRights() may return duplicate values, strip them
  87                         $vals['rights'] = array_values( array_unique( $wgUser->getRights() ) );
  88                         $result->setIndexedTagName( $vals['rights'], 'r' );     // even if empty
  89                 }
  90
  91                 if ( isset( $this->prop['changeablegroups'] ) ) {
  92                         $vals['changeablegroups'] = $wgUser->changeableGroups();
  93                         $result->setIndexedTagName( $vals['changeablegroups']['add'], 'g' );
  94                         $result->setIndexedTagName( $vals['changeablegroups']['remove'], 'g' );
  95                         $result->setIndexedTagName( $vals['changeablegroups']['add-self'], 'g' );
  96                         $result->setIndexedTagName( $vals['changeablegroups']['remove-self'], 'g' );
  97                 }
  98
  99                 if ( isset( $this->prop['options'] ) ) {
 100                         $vals['options'] = $wgUser->getOptions();
 101                 }
 102
 103                 if (
 104                         isset( $this->prop['preferencestoken'] ) &&
 105                         is_null( $this->getMain()->getRequest()->getVal( 'callback' ) )
 106                 )
 107                 {
 108                         $vals['preferencestoken'] = $wgUser->editToken();
 109                 }
 110
 111                 if ( isset( $this->prop['editcount'] ) ) {
 112                         $vals['editcount'] = intval( $wgUser->getEditCount() );
 113                 }
 114
 115                 if ( isset( $this->prop['ratelimits'] ) ) {
 116                         $vals['ratelimits'] = $this->getRateLimits();
 117                 }
 118
 119                 if ( isset( $this->prop['email'] ) ) {
 120                         $vals['email'] = $wgUser->getEmail();
 121                         $auth = $wgUser->getEmailAuthenticationTimestamp();
 122                         if ( !is_null( $auth ) ) {
 123                                 $vals['emailauthenticated'] = wfTimestamp( TS_ISO_8601, $auth );
 124                         }
 125                 }
 126
 127                 if ( isset( $this->prop['acceptlang'] ) ) {
 128                         $vals['acceptlang'] = $this->getAcceptLang();
 129                         $result->setIndexedTagName( $vals['acceptlang'], 'lang' );
 130                 }
 131                 return $vals;
 132         }
 133
 134         protected function getAcceptLang() {
 135                 // Modified version of code found at http://www.thefutureoftheweb.com/blog/use-accept-language-header
 136                 if ( !isset( $_SERVER['HTTP_ACCEPT_LANGUAGE'] ) ) {
 137                         return array();
 138                 }
 139
 140                 // Break up string into pieces (languages and q factors)
 141                 $lang_parse = null;
 142                 preg_match_all( '/([a-z]{1,8}(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0(\.[0-9]+))?)?/i',
 143                         $_SERVER['HTTP_ACCEPT_LANGUAGE'], $lang_parse );
 144
 145                 if ( !count( $lang_parse[1] ) ) {
 146                         return array();
 147                 }
 148                 // Create a list like "en" => 0.8
 149                 $langs = array_combine( $lang_parse[1], $lang_parse[4] );
 150                 // Set default q factor to 1
 151                 foreach ( $langs as $lang => $val ) {
 152                         if ( $val === '' ) {
 153                                 $langs[$lang] = 1;
 154                         }
 155                 }
 156                 // Sort list
 157                 arsort( $langs, SORT_NUMERIC );
 158
 159                 // Format for API output
 160                 $retval = array();
 161                 foreach ( $langs as $lang => $val ) {
 162                         $r = array( 'q' => $val );
 163                         ApiResult::setContent( $r, $lang );
 164                         $retval[] = $r;
 165                 }
 166                 return $retval;
 167         }
 168
 169         protected function getRateLimits() {
 170                 global $wgUser, $wgRateLimits;
 171                 if ( !$wgUser->isPingLimitable() ) {
 172                         return array(); // No limits
 173                 }
 174
 175                 // Find out which categories we belong to
 176                 $categories = array();
 177                 if ( $wgUser->isAnon() ) {
 178                         $categories[] = 'anon';
 179                 } else {
 180                         $categories[] = 'user';
 181                 }
 182                 if ( $wgUser->isNewbie() ) {
 183                         $categories[] = 'ip';
 184                         $categories[] = 'subnet';
 185                         if ( !$wgUser->isAnon() )
 186                                 $categories[] = 'newbie';
 187                 }
 188                 $categories = array_merge( $categories, $wgUser->getGroups() );
 189
 190                 // Now get the actual limits
 191                 $retval = array();
 192                 foreach ( $wgRateLimits as $action => $limits ) {
 193                         foreach ( $categories as $cat ) {
 194                                 if ( isset( $limits[$cat] ) && !is_null( $limits[$cat] ) ) {
 195                                         $retval[$action][$cat]['hits'] = intval( $limits[$cat][0] );
 196                                         $retval[$action][$cat]['seconds'] = intval( $limits[$cat][1] );
 197                                 }
 198                         }
 199                 }
 200                 return $retval;
 201         }
 202
 203         public function getAllowedParams() {
 204                 return array(
 205                         'prop' => array(
 206                                 ApiBase::PARAM_DFLT => null,
 207                                 ApiBase::PARAM_ISMULTI => true,
 208                                 ApiBase::PARAM_TYPE => array(
 209                                         'blockinfo',
 210                                         'hasmsg',
 211                                         'groups',
 212                                         'rights',
 213                                         'changeablegroups',
 214                                         'options',
 215                                         'preferencestoken',
 216                                         'editcount',
 217                                         'ratelimits',
 218                                         'email',
 219                                         'acceptlang',
 220                                 )
 221                         )
 222                 );
 223         }
 224
 225         public function getParamDescription() {
 226                 return array(
 227                         'prop' => array(
 228                                 'What pieces of information to include',
 229                                 '  blockinfo  - tags if the current user is blocked, by whom, and for what reason',
 230                                 '  hasmsg     - adds a tag "message" if the current user has pending messages',
 231                                 '  groups     - lists all the groups the current user belongs to',
 232                                 '  rights     - lists all the rights the current user has',
 233                                 '  changeablegroups - lists the groups the current user can add to and remove from',
 234                                 '  options    - lists all preferences the current user has set',
 235                                 '  editcount  - adds the current user\'s edit count',
 236                                 '  ratelimits - lists all rate limits applying to the current user',
 237                                 '  email      - adds the user\'s email address and email authentication date',
 238                                 '  acceptlang - echoes the Accept-Language header sent by the client in a structured format',
 239                         )
 240                 );
 241         }
 242
 243         public function getDescription() {
 244                 return 'Get information about the current user';
 245         }
 246
 247         protected function getExamples() {
 248                 return array(
 249                         'api.php?action=query&meta=userinfo',
 250                         'api.php?action=query&meta=userinfo&uiprop=blockinfo|groups|rights|hasmsg',
 251                 );
 252         }
 253
 254         public function getVersion() {
 255                 return __CLASS__ . ': $Id$';
 256         }
 257 }