-(bug 24484) Add prop=pageprops module
[lhc/web/wiklou.git] / includes / api / ApiQueryUsers.php
index 20bad51..4fd256f 100644 (file)
-<?php\r
-\r
-/*\r
- * Created on July 30, 2007\r
- *\r
- * API for MediaWiki 1.8+\r
- *\r
- * Copyright (C) 2007 Roan Kattouw <Firstname>.<Lastname>@home.nl\r
- *\r
- * This program is free software; you can redistribute it and/or modify\r
- * it under the terms of the GNU General Public License as published by\r
- * the Free Software Foundation; either version 2 of the License, or\r
- * (at your option) any later version.\r
- *\r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
- * GNU General Public License for more details.\r
- *\r
- * You should have received a copy of the GNU General Public License along\r
- * with this program; if not, write to the Free Software Foundation, Inc.,\r
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.\r
- * http://www.gnu.org/copyleft/gpl.html\r
- */\r
-\r
-if (!defined('MEDIAWIKI')) {\r
-       // Eclipse helper - will be ignored in production\r
-       require_once ('ApiQueryBase.php');\r
-}\r
-\r
-/**\r
- * Query module to get information about a list of users\r
- * \r
- * @addtogroup API\r
- */\r
\r
- class ApiQueryUsers extends ApiQueryBase {\r
-\r
-       public function __construct($query, $moduleName) {\r
-               parent :: __construct($query, $moduleName, 'us');\r
-       }\r
-\r
-       public function execute() {\r
-               $params = $this->extractRequestParams();\r
-               $result = $this->getResult();\r
-               $r = array();\r
-\r
-               if (!is_null($params['prop'])) {\r
-                       $this->prop = array_flip($params['prop']);\r
-               } else {\r
-                       $this->prop = array();\r
-               }\r
-       \r
-               if(is_array($params['users'])) {\r
-                       $r = $this->getOtherUsersInfo($params['users']);\r
-                       $result->setIndexedTagName($r, 'user');\r
-               }\r
-               $result->addValue("query", $this->getModuleName(), $r);\r
-       }\r
-\r
-       protected function getOtherUsersInfo($users) {\r
-               $goodNames = $retval = array();\r
-               // Canonicalize user names\r
-               foreach($users as $u) {\r
-                       $n = User::getCanonicalName($u);\r
-                       if($n === false) \r
-                               $retval[] = array('name' => $u, 'invalid' => '');\r
-                        else\r
-                               $goodNames[] = $n;\r
-               }\r
-\r
-               $db = $this->getDb();\r
-               $userTable = $db->tableName('user');\r
-               $tables = "$userTable AS u1";\r
-               $this->addFields('u1.user_name');\r
-               $this->addWhereFld('u1.user_name', $goodNames);\r
-               $this->addFieldsIf('u1.user_editcount', isset($this->prop['editcount']));\r
-               \r
-               if(isset($this->prop['groups'])) {\r
-                       $ug = $db->tableName('user_groups');\r
-                       $tables = "$tables LEFT JOIN $ug ON ug_user=u1.user_id";\r
-                       $this->addFields('ug_group');\r
-               }\r
-               if(isset($this->prop['blockinfo'])) {\r
-                       $ipb = $db->tableName('ipblocks');\r
-                       $tables = "$tables LEFT JOIN $ipb ON ipb_user=u1.user_id";\r
-                       $tables = "$tables LEFT JOIN $userTable AS u2 ON ipb_by=u2.user_id";\r
-                       $this->addFields(array('ipb_reason', 'u2.user_name AS blocker_name'));\r
-               }\r
-               $this->addTables($tables);\r
-               \r
-               $data = array();\r
-               $res = $this->select(__METHOD__);\r
-               while(($r = $db->fetchObject($res))) {\r
-                       $data[$r->user_name]['name'] = $r->user_name;\r
-                       if(isset($this->prop['editcount']))\r
-                               $data[$r->user_name]['editcount'] = $r->user_editcount;\r
-                       if(isset($this->prop['groups']))\r
-                               // This row contains only one group, others will be added from other rows\r
-                               if(!is_null($r->ug_group))\r
-                                       $data[$r->user_name]['groups'][] = $r->ug_group;\r
-                       if(isset($this->prop['blockinfo']))\r
-                               if(!is_null($r->blocker_name)) {\r
-                                       $data[$r->user_name]['blockedby'] = $r->blocker_name;\r
-                                       $data[$r->user_name]['blockreason'] = $r->ipb_reason;\r
-                               }\r
-               }\r
-               \r
-               // Second pass: add result data to $retval\r
-               foreach($goodNames as $u) {\r
-                       if(!isset($data[$u]))\r
-                               $retval[] = array('name' => $u, 'missing' => '');\r
-                       else {\r
-                               if(isset($this->prop['groups']) && isset($data[$u]['groups']))\r
-                                       $this->getResult()->setIndexedTagName($data[$u]['groups'], 'g');\r
-                               $retval[] = $data[$u];\r
-                       }\r
-               }\r
-               return $retval;         \r
-       }\r
-\r
-       protected function getAllowedParams() {\r
-               return array (\r
-                       'prop' => array (\r
-                               ApiBase :: PARAM_DFLT => NULL,\r
-                               ApiBase :: PARAM_ISMULTI => true,\r
-                               ApiBase :: PARAM_TYPE => array (\r
-                                       'blockinfo',\r
-                                       'groups',\r
-                                       'editcount'\r
-                               )\r
-                       ),\r
-                       'users' => array(\r
-                               ApiBase :: PARAM_ISMULTI => true\r
-                       )\r
-               );\r
-       }\r
-\r
-       protected function getParamDescription() {\r
-               return array (\r
-                       'prop' => array(\r
-                               'What pieces of information to include',\r
-                               '  blockinfo - tags if the user is blocked, by whom, and for what reason',\r
-                               '  groups    - lists all the groups the user belongs to',\r
-                               '  editcount - adds the user\'s edit count'\r
-                       ),\r
-                       'users' => 'A list of users to obtain the same information for'\r
-               );\r
-       }\r
-\r
-       protected function getDescription() {\r
-               return 'Get information about a list of users';\r
-       }\r
-\r
-       protected function getExamples() {\r
-               return 'api.php?action=query&list=users&ususers=brion|TimStarling&usprop=groups|editcount';\r
-       }\r
-\r
-       public function getVersion() {\r
-               return __CLASS__ . ': $Id: ApiQueryUserInfo.php 30128 2008-01-24 17:59:07Z catrope $';\r
-       }\r
-}\r
+<?php
+
+/**
+ * Created on July 30, 2007
+ *
+ * API for MediaWiki 1.8+
+ *
+ * Copyright © 2007 Roan Kattouw <Firstname>.<Lastname>@home.nl
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+if ( !defined( 'MEDIAWIKI' ) ) {
+       // Eclipse helper - will be ignored in production
+       require_once( 'ApiQueryBase.php' );
+}
+
+/**
+ * Query module to get information about a list of users
+ *
+ * @ingroup API
+ */
+ class ApiQueryUsers extends ApiQueryBase {
+
+       public function __construct( $query, $moduleName ) {
+               parent::__construct( $query, $moduleName, 'us' );
+       }
+
+       /**
+        * Get an array mapping token names to their handler functions.
+        * The prototype for a token function is func($user)
+        * it should return a token or false (permission denied)
+        * @return array(tokenname => function)
+        */
+       protected function getTokenFunctions() {
+               // Don't call the hooks twice
+               if ( isset( $this->tokenFunctions ) ) {
+                       return $this->tokenFunctions;
+               }
+
+               // If we're in JSON callback mode, no tokens can be obtained
+               if ( !is_null( $this->getMain()->getRequest()->getVal( 'callback' ) ) ) {
+                       return array();
+               }
+
+               $this->tokenFunctions = array(
+                       'userrights' => array( 'ApiQueryUsers', 'getUserrightsToken' ),
+               );
+               wfRunHooks( 'APIQueryUsersTokens', array( &$this->tokenFunctions ) );
+               return $this->tokenFunctions;
+       }
+
+       public static function getUserrightsToken( $user ) {
+               global $wgUser;
+               // Since the permissions check for userrights is non-trivial,
+               // don't bother with it here
+               return $wgUser->editToken( $user->getName() );
+       }
+
+       public function execute() {
+               $params = $this->extractRequestParams();
+               $result = $this->getResult();
+
+               if ( !is_null( $params['prop'] ) ) {
+                       $this->prop = array_flip( $params['prop'] );
+               } else {
+                       $this->prop = array();
+               }
+
+               $users = (array)$params['users'];
+               $goodNames = $done = array();
+               $result = $this->getResult();
+               // Canonicalize user names
+               foreach ( $users as $u ) {
+                       $n = User::getCanonicalName( $u );
+                       if ( $n === false || $n === '' ) {
+                               $vals = array( 'name' => $u, 'invalid' => '' );
+                               $fit = $result->addValue( array( 'query', $this->getModuleName() ),
+                                               null, $vals );
+                               if ( !$fit ) {
+                                       $this->setContinueEnumParameter( 'users',
+                                                       implode( '|', array_diff( $users, $done ) ) );
+                                       $goodNames = array();
+                                       break;
+                               }
+                               $done[] = $u;
+                       } else {
+                               $goodNames[] = $n;
+                       }
+               }
+
+               if ( count( $goodNames ) ) {
+                       $this->addTables( 'user', 'u1' );
+                       $this->addFields( 'u1.*' );
+                       $this->addWhereFld( 'u1.user_name', $goodNames );
+
+                       if ( isset( $this->prop['groups'] ) ) {
+                               $this->addTables( 'user_groups' );
+                               $this->addJoinConds( array( 'user_groups' => array( 'LEFT JOIN', 'ug_user=u1.user_id' ) ) );
+                               $this->addFields( 'ug_group' );
+                       }
+                       if ( isset( $this->prop['blockinfo'] ) ) {
+                               $this->addTables( 'ipblocks' );
+                               $this->addTables( 'user', 'u2' );
+                               $u2 = $this->getAliasedName( 'user', 'u2' );
+                               $this->addJoinConds( array(
+                                       'ipblocks' => array( 'LEFT JOIN', 'ipb_user=u1.user_id' ),
+                                       $u2 => array( 'LEFT JOIN', 'ipb_by=u2.user_id' ) ) );
+                               $this->addFields( array( 'ipb_reason', 'u2.user_name AS blocker_name' ) );
+                       }
+
+                       $data = array();
+                       $res = $this->select( __METHOD__ );
+                       foreach ( $res as $row ) {
+                               $user = User::newFromRow( $row );
+                               $name = $user->getName();
+                               $data[$name]['name'] = $name;
+
+                               if ( isset( $this->prop['editcount'] ) ) {
+                                       $data[$name]['editcount'] = intval( $user->getEditCount() );
+                               }
+
+                               if ( isset( $this->prop['registration'] ) ) {
+                                       $data[$name]['registration'] = wfTimestampOrNull( TS_ISO_8601, $user->getRegistration() );
+                               }
+
+                               if ( isset( $this->prop['groups'] ) && !is_null( $row->ug_group ) ) {
+                                       // This row contains only one group, others will be added from other rows
+                                       $data[$name]['groups'][] = $row->ug_group;
+                               }
+
+                               if ( isset( $this->prop['blockinfo'] ) && !is_null( $row->blocker_name ) ) {
+                                       $data[$name]['blockedby'] = $row->blocker_name;
+                                       $data[$name]['blockreason'] = $row->ipb_reason;
+                               }
+
+                               if ( isset( $this->prop['emailable'] ) && $user->canReceiveEmail() ) {
+                                       $data[$name]['emailable'] = '';
+                               }
+
+                               if ( isset( $this->prop['gender'] ) ) {
+                                       $gender = $user->getOption( 'gender' );
+                                       if ( strval( $gender ) === '' ) {
+                                               $gender = 'unknown';
+                                       }
+                                       $data[$name]['gender'] = $gender;
+                               }
+
+                               if ( !is_null( $params['token'] ) ) {
+                                       $tokenFunctions = $this->getTokenFunctions();
+                                       foreach ( $params['token'] as $t ) {
+                                               $val = call_user_func( $tokenFunctions[$t], $user );
+                                               if ( $val === false ) {
+                                                       $this->setWarning( "Action '$t' is not allowed for the current user" );
+                                               } else {
+                                                       $data[$name][$t . 'token'] = $val;
+                                               }
+                                       }
+                               }
+                       }
+               }
+               // Second pass: add result data to $retval
+               foreach ( $goodNames as $u ) {
+                       if ( !isset( $data[$u] ) ) {
+                               $data[$u] = array( 'name' => $u );
+                               $urPage = new UserrightsPage;
+                               $iwUser = $urPage->fetchUser( $u );
+
+                               if ( $iwUser instanceof UserRightsProxy ) {
+                                       $data[$u]['interwiki'] = '';
+
+                                       if ( !is_null( $params['token'] ) ) {
+                                               $tokenFunctions = $this->getTokenFunctions();
+
+                                               foreach ( $params['token'] as $t ) {
+                                                       $val = call_user_func( $tokenFunctions[$t], $iwUser );
+                                                       if ( $val === false ) {
+                                                               $this->setWarning( "Action '$t' is not allowed for the current user" );
+                                                       } else {
+                                                               $data[$u][$t . 'token'] = $val;
+                                                       }
+                                               }
+                                       }
+                               } else {
+                                       $data[$u]['missing'] = '';
+                               }
+                       } else {
+                               if ( isset( $this->prop['groups'] ) && isset( $data[$u]['groups'] ) ) {
+                                       $autolist = ApiQueryUsers::getAutoGroups( User::newFromName( $u ) );
+
+                                       $data[$u]['groups'] = array_merge( $autolist, $data[$u]['groups'] );
+
+                                       $this->getResult()->setIndexedTagName( $data[$u]['groups'], 'g' );
+                               }
+                       }
+                       $fit = $result->addValue( array( 'query', $this->getModuleName() ),
+                                       null, $data[$u] );
+                       if ( !$fit ) {
+                               $this->setContinueEnumParameter( 'users',
+                                               implode( '|', array_diff( $users, $done ) ) );
+                               break;
+                       }
+                       $done[] = $u;
+               }
+               return $this->getResult()->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'user' );
+       }
+
+       /**
+       * Gets all the groups that a user is automatically a member of
+       * @return array
+       */
+       public static function getAutoGroups( $user ) {
+               $groups = array( '*' );
+
+               if ( !$user->isAnon() ) {
+                       $groups[] = 'user';
+               }
+
+               return array_merge( $groups, Autopromote::getAutopromoteGroups( $user ) );
+       }
+
+       public function getCacheMode( $params ) {
+               if ( isset( $params['token'] ) ) {
+                       return 'private';
+               } else {
+                       return 'public';
+               }
+       }
+
+       public function getAllowedParams() {
+               return array(
+                       'prop' => array(
+                               ApiBase::PARAM_DFLT => null,
+                               ApiBase::PARAM_ISMULTI => true,
+                               ApiBase::PARAM_TYPE => array(
+                                       'blockinfo',
+                                       'groups',
+                                       'editcount',
+                                       'registration',
+                                       'emailable',
+                                       'gender',
+                               )
+                       ),
+                       'users' => array(
+                               ApiBase::PARAM_ISMULTI => true
+                       ),
+                       'token' => array(
+                               ApiBase::PARAM_TYPE => array_keys( $this->getTokenFunctions() ),
+                               ApiBase::PARAM_ISMULTI => true
+                       ),
+               );
+       }
+
+       public function getParamDescription() {
+               return array(
+                       'prop' => array(
+                               'What pieces of information to include',
+                               '  blockinfo    - tags if the user is blocked, by whom, and for what reason',
+                               '  groups       - lists all the groups the user belongs to',
+                               '  editcount    - adds the user\'s edit count',
+                               '  registration - adds the user\'s registration timestamp',
+                               '  emailable    - tags if the user can and wants to receive e-mail through [[Special:Emailuser]]',
+                               '  gender       - tags the gender of the user. Returns "male", "female", or "unknown"',
+                       ),
+                       'users' => 'A list of users to obtain the same information for',
+                       'token' => 'Which tokens to obtain for each user',
+               );
+       }
+
+       public function getDescription() {
+               return 'Get information about a list of users';
+       }
+
+       protected function getExamples() {
+               return 'api.php?action=query&list=users&ususers=brion|TimStarling&usprop=groups|editcount|gender';
+       }
+
+       public function getVersion() {
+               return __CLASS__ . ': $Id$';
+       }
+}