(bug 30836) API siteinfo specialpagealiases should not return nonexistent special...
[lhc/web/wiklou.git] / includes / api / ApiQueryLogEvents.php
index a0c1c4f..bb4b429 100644 (file)
@@ -1,11 +1,10 @@
 <?php
-
-/*
- * Created on Oct 16, 2006
+/**
  *
- * API for MediaWiki 1.8+
  *
- * Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
+ * Created on Oct 16, 2006
+ *
+ * Copyright © 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
  *
  * 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
  *
  * 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.,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
  */
 
-if ( !defined( 'MEDIAWIKI' ) ) {
-       // Eclipse helper - will be ignored in production
-       require_once ( 'ApiQueryBase.php' );
-}
-
 /**
  * Query action to List the log events, with optional filtering by various parameters.
  *
@@ -36,30 +32,36 @@ if ( !defined( 'MEDIAWIKI' ) ) {
 class ApiQueryLogEvents extends ApiQueryBase {
 
        public function __construct( $query, $moduleName ) {
-               parent :: __construct( $query, $moduleName, 'le' );
+               parent::__construct( $query, $moduleName, 'le' );
        }
 
+       private $fld_ids = false, $fld_title = false, $fld_type = false,
+               $fld_action = false, $fld_user = false, $fld_userid = false,
+               $fld_timestamp = false, $fld_comment = false, $fld_parsedcomment = false,
+               $fld_details = false, $fld_tags = false;
+
        public function execute() {
                $params = $this->extractRequestParams();
                $db = $this->getDB();
-               
+
                $prop = array_flip( $params['prop'] );
-               
+
                $this->fld_ids = isset( $prop['ids'] );
                $this->fld_title = isset( $prop['title'] );
                $this->fld_type = isset( $prop['type'] );
+               $this->fld_action = isset ( $prop['action'] );
                $this->fld_user = isset( $prop['user'] );
+               $this->fld_userid = isset( $prop['userid'] );
                $this->fld_timestamp = isset( $prop['timestamp'] );
                $this->fld_comment = isset( $prop['comment'] );
                $this->fld_parsedcomment = isset ( $prop['parsedcomment'] );
                $this->fld_details = isset( $prop['details'] );
                $this->fld_tags = isset( $prop['tags'] );
 
-               list( $tbl_logging, $tbl_page, $tbl_user ) = $db->tableNamesN( 'logging', 'page', 'user' );
-
                $hideLogs = LogEventsList::getExcludeClause( $db );
-               if ( $hideLogs !== false )
+               if ( $hideLogs !== false ) {
                        $this->addWhere( $hideLogs );
+               }
 
                // Order is significant here
                $this->addTables( array( 'logging', 'user', 'page' ) );
@@ -70,44 +72,46 @@ class ApiQueryLogEvents extends ApiQueryBase {
                        'page' => array( 'LEFT JOIN',
                                array(  'log_namespace=page_namespace',
                                        'log_title=page_title' ) ) ) );
-               $index['logging'] = 'times'; // default, may change
+               $index = array( 'logging' => 'times' ); // default, may change
 
-               $this->addFields( array (
+               $this->addFields( array(
                        'log_type',
                        'log_action',
                        'log_timestamp',
                        'log_deleted',
                ) );
 
-               $this->addFieldsIf( 'log_id', $this->fld_ids );
-               $this->addFieldsIf( 'page_id', $this->fld_ids );
-               $this->addFieldsIf( 'log_user', $this->fld_user );
-               $this->addFieldsIf( 'user_name', $this->fld_user );
-               $this->addFieldsIf( 'log_namespace', $this->fld_title );
-               $this->addFieldsIf( 'log_title', $this->fld_title );
+               $this->addFieldsIf( array( 'log_id', 'page_id' ), $this->fld_ids );
+               $this->addFieldsIf( array( 'log_user', 'user_name' ), $this->fld_user );
+               $this->addFieldsIf( 'user_id', $this->fld_userid );
+               $this->addFieldsIf( array( 'log_namespace', 'log_title' ), $this->fld_title || $this->fld_parsedcomment );
                $this->addFieldsIf( 'log_comment', $this->fld_comment || $this->fld_parsedcomment );
                $this->addFieldsIf( 'log_params', $this->fld_details );
-               
+
                if ( $this->fld_tags ) {
                        $this->addTables( 'tag_summary' );
                        $this->addJoinConds( array( 'tag_summary' => array( 'LEFT JOIN', 'log_id=ts_log_id' ) ) );
                        $this->addFields( 'ts_tags' );
                }
-               
+
                if ( !is_null( $params['tag'] ) ) {
                        $this->addTables( 'change_tag' );
                        $this->addJoinConds( array( 'change_tag' => array( 'INNER JOIN', array( 'log_id=ct_log_id' ) ) ) );
                        $this->addWhereFld( 'ct_tag', $params['tag'] );
                        global $wgOldChangeTagsIndex;
-                       $index['change_tag'] = $wgOldChangeTagsIndex ?  'ct_tag' : 'change_tag_tag_id';
+                       $index['change_tag'] = $wgOldChangeTagsIndex ? 'ct_tag' : 'change_tag_tag_id';
                }
-               
-               if ( !is_null( $params['type'] ) ) {
+
+               if ( !is_null( $params['action'] ) ) {
+                       list( $type, $action ) = explode( '/', $params['action'] );
+                       $this->addWhereFld( 'log_type', $type );
+                       $this->addWhereFld( 'log_action', $action );
+               } elseif ( !is_null( $params['type'] ) ) {
                        $this->addWhereFld( 'log_type', $params['type'] );
                        $index['logging'] = 'type_time';
                }
-               
-               $this->addWhereRange( 'log_timestamp', $params['dir'], $params['start'], $params['end'] );
+
+               $this->addTimestampWhereRange( 'log_timestamp', $params['dir'], $params['start'], $params['end'] );
 
                $limit = $params['limit'];
                $this->addOption( 'LIMIT', $limit + 1 );
@@ -115,17 +119,19 @@ class ApiQueryLogEvents extends ApiQueryBase {
                $user = $params['user'];
                if ( !is_null( $user ) ) {
                        $userid = User::idFromName( $user );
-                       if ( !$userid )
+                       if ( !$userid ) {
                                $this->dieUsage( "User name $user not found", 'param_user' );
+                       }
                        $this->addWhereFld( 'log_user', $userid );
                        $index['logging'] = 'user_time';
                }
 
                $title = $params['title'];
                if ( !is_null( $title ) ) {
-                       $titleObj = Title :: newFromText( $title );
-                       if ( is_null( $titleObj ) )
+                       $titleObj = Title::newFromText( $title );
+                       if ( is_null( $titleObj ) ) {
                                $this->dieUsage( "Bad title value '$title'", 'param_title' );
+                       }
                        $this->addWhereFld( 'log_namespace', $titleObj->getNamespace() );
                        $this->addWhereFld( 'log_title', $titleObj->getDBkey() );
 
@@ -133,6 +139,22 @@ class ApiQueryLogEvents extends ApiQueryBase {
                        $index['logging'] = is_null( $user ) ? 'page_time' : array( 'page_time', 'user_time' );
                }
 
+               $prefix = $params['prefix'];
+
+               if ( !is_null( $prefix ) ) {
+                       global $wgMiserMode;
+                       if ( $wgMiserMode ) {
+                               $this->dieUsage( 'Prefix search disabled in Miser Mode', 'prefixsearchdisabled' );
+                       }
+
+                       $title = Title::newFromText( $prefix );
+                       if ( is_null( $title ) ) {
+                               $this->dieUsage( "Bad title value '$prefix'", 'param_prefix' );
+                       }
+                       $this->addWhereFld( 'log_namespace',  $title->getNamespace() );
+                       $this->addWhere( 'log_title ' . $db->buildLike( $title->getDBkey(), $db->anyString() ) );
+               }
+
                $this->addOption( 'USE INDEX', $index );
 
                // Paranoia: avoid brute force searches (bug 17342)
@@ -145,7 +167,8 @@ class ApiQueryLogEvents extends ApiQueryBase {
 
                $count = 0;
                $res = $this->select( __METHOD__ );
-               while ( $row = $db->fetchObject( $res ) ) {
+               $result = $this->getResult();
+               foreach ( $res as $row ) {
                        if ( ++ $count > $limit ) {
                                // We've reached the one extra which shows that there are additional pages to be had. Stop here...
                                $this->setContinueEnumParameter( 'start', wfTimestamp( TS_ISO_8601, $row->log_timestamp ) );
@@ -153,40 +176,66 @@ class ApiQueryLogEvents extends ApiQueryBase {
                        }
 
                        $vals = $this->extractRowInfo( $row );
-                       if ( !$vals )
+                       if ( !$vals ) {
                                continue;
-                       $fit = $this->getResult()->addValue( array( 'query', $this->getModuleName() ), null, $vals );
-                       if ( !$fit )
-                       {
+                       }
+                       $fit = $result->addValue( array( 'query', $this->getModuleName() ), null, $vals );
+                       if ( !$fit ) {
                                $this->setContinueEnumParameter( 'start', wfTimestamp( TS_ISO_8601, $row->log_timestamp ) );
                                break;
                        }
                }
-               $db->freeResult( $res );
-
-               $this->getResult()->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'item' );
+               $result->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'item' );
        }
-       
-       public static function addLogParams( $result, &$vals, $params, $type, $ts ) {
-               $params = explode( "\n", $params );
+
+       /**
+        * @param $result ApiResult
+        * @param $vals array
+        * @param $params string
+        * @param $type string
+        * @param $action string
+        * @param $ts
+        * @param $legacy bool
+        * @return array
+        */
+       public static function addLogParams( $result, &$vals, $params, $type, $action, $ts, $legacy = false ) {
                switch ( $type ) {
                        case 'move':
-                               if ( isset ( $params[0] ) ) {
-                                       $title = Title :: newFromText( $params[0] );
+                               if ( $legacy ){
+                                       $targetKey = 0;
+                                       $noredirKey = 1;
+                               } else {
+                                       $targetKey = '4::target';
+                                       $noredirKey = '5::noredir';
+                               }
+
+                               if ( isset( $params[ $targetKey ] ) ) {
+                                       $title = Title::newFromText( $params[ $targetKey ] );
                                        if ( $title ) {
                                                $vals2 = array();
-                                               ApiQueryBase :: addTitleInfo( $vals2, $title, "new_" );
+                                               ApiQueryBase::addTitleInfo( $vals2, $title, 'new_' );
                                                $vals[$type] = $vals2;
                                        }
                                }
-                               if ( isset ( $params[1] ) && $params[1] ) {
+                               if ( isset( $params[ $noredirKey ] ) && $params[ $noredirKey ] ) {
                                        $vals[$type]['suppressedredirect'] = '';
                                }
                                $params = null;
                                break;
                        case 'patrol':
+                               if ( $legacy ){
+                                       $cur = 0;
+                                       $prev = 1;
+                                       $auto = 2;
+                               } else {
+                                       $cur = '4::curid';
+                                       $prev = '5::previd';
+                                       $auto = '6::auto';
+                               }
                                $vals2 = array();
-                               list( $vals2['cur'], $vals2['prev'], $vals2['auto'] ) = $params;
+                               $vals2['cur'] = $params[$cur];
+                               $vals2['prev'] = $params[$prev];
+                               $vals2['auto'] = $params[$auto];
                                $vals[$type] = $vals2;
                                $params = null;
                                break;
@@ -197,10 +246,17 @@ class ApiQueryLogEvents extends ApiQueryBase {
                                $params = null;
                                break;
                        case 'block':
+                               if ( $action == 'unblock' ) {
+                                       break;
+                               }
                                $vals2 = array();
                                list( $vals2['duration'], $vals2['flags'] ) = $params;
-                               $vals2['expiry'] = wfTimestamp( TS_ISO_8601,
+
+                               // Indefinite blocks have no expiry time
+                               if ( SpecialBlock::parseExpiryInput( $params[0] ) !== wfGetDB( DB_SLAVE )->getInfinity() ) {
+                                       $vals2['expiry'] = wfTimestamp( TS_ISO_8601,
                                                strtotime( $params[0], wfTimestamp( TS_UNIX, $ts ) ) );
+                               }
                                $vals[$type] = $vals2;
                                $params = null;
                                break;
@@ -213,6 +269,7 @@ class ApiQueryLogEvents extends ApiQueryBase {
        }
 
        private function extractRowInfo( $row ) {
+               $logEntry = DatabaseLogEntry::newFromRow( $row );
                $vals = array();
 
                if ( $this->fld_ids ) {
@@ -220,7 +277,9 @@ class ApiQueryLogEvents extends ApiQueryBase {
                        $vals['pageid'] = intval( $row->page_id );
                }
 
-               $title = Title::makeTitle( $row->log_namespace, $row->log_title );
+               if ( $this->fld_title || $this->fld_parsedcomment ) {
+                       $title = Title::makeTitle( $row->log_namespace, $row->log_title );
+               }
 
                if ( $this->fld_title ) {
                        if ( LogEventsList::isDeleted( $row, LogPage::DELETED_ACTION ) ) {
@@ -230,7 +289,7 @@ class ApiQueryLogEvents extends ApiQueryBase {
                        }
                }
 
-               if ( $this->fld_type ) {
+               if ( $this->fld_type || $this->fld_action ) {
                        $vals['type'] = $row->log_type;
                        $vals['action'] = $row->log_action;
                }
@@ -239,35 +298,48 @@ class ApiQueryLogEvents extends ApiQueryBase {
                        if ( LogEventsList::isDeleted( $row, LogPage::DELETED_ACTION ) ) {
                                $vals['actionhidden'] = '';
                        } else {
-                               self::addLogParams( $this->getResult(), $vals,
-                                       $row->log_params, $row->log_type,
-                                       $row->log_timestamp );
+                               self::addLogParams(
+                                       $this->getResult(),
+                                       $vals,
+                                       $logEntry->getParameters(),
+                                       $logEntry->getType(),
+                                       $logEntry->getSubtype(),
+                                       $logEntry->getTimestamp(),
+                                       $logEntry->isLegacy()
+                               );
                        }
                }
 
-               if ( $this->fld_user ) {
+               if ( $this->fld_user || $this->fld_userid ) {
                        if ( LogEventsList::isDeleted( $row, LogPage::DELETED_USER ) ) {
                                $vals['userhidden'] = '';
                        } else {
-                               $vals['user'] = $row->user_name;
-                               if ( !$row->log_user )
+                               if ( $this->fld_user ) {
+                                       $vals['user'] = $row->user_name;
+                               }
+                               if ( $this->fld_userid ) {
+                                       $vals['userid'] = $row->user_id;
+                               }
+
+                               if ( !$row->log_user ) {
                                        $vals['anon'] = '';
+                               }
                        }
                }
                if ( $this->fld_timestamp ) {
                        $vals['timestamp'] = wfTimestamp( TS_ISO_8601, $row->log_timestamp );
                }
-               
+
                if ( ( $this->fld_comment || $this->fld_parsedcomment ) && isset( $row->log_comment ) ) {
                        if ( LogEventsList::isDeleted( $row, LogPage::DELETED_COMMENT ) ) {
                                $vals['commenthidden'] = '';
                        } else {
-                               if ( $this->fld_comment )
+                               if ( $this->fld_comment ) {
                                        $vals['comment'] = $row->log_comment;
-                               
+                               }
+
                                if ( $this->fld_parsedcomment ) {
-                                       global $wgUser;
-                                       $vals['parsedcomment'] = $wgUser->getSkin()->formatComment( $row->log_comment, $title );
+                                       $vals['parsedcomment'] = Linker::formatComment( $row->log_comment, $title );
                                }
                        }
                }
@@ -281,22 +353,31 @@ class ApiQueryLogEvents extends ApiQueryBase {
                                $vals['tags'] = array();
                        }
                }
-               
+
                return $vals;
        }
 
+       public function getCacheMode( $params ) {
+               if ( !is_null( $params['prop'] ) && in_array( 'parsedcomment', $params['prop'] ) ) {
+                       // formatComment() calls wfMsg() among other things
+                       return 'anon-public-user-private';
+               } else {
+                       return 'public';
+               }
+       }
 
        public function getAllowedParams() {
-               global $wgLogTypes;
-               return array (
-                       'prop' => array (
-                               ApiBase :: PARAM_ISMULTI => true,
-                               ApiBase :: PARAM_DFLT => 'ids|title|type|user|timestamp|comment|details',
-                               ApiBase :: PARAM_TYPE => array (
+               global $wgLogTypes, $wgLogActions;
+               return array(
+                       'prop' => array(
+                               ApiBase::PARAM_ISMULTI => true,
+                               ApiBase::PARAM_DFLT => 'ids|title|type|user|timestamp|comment|details',
+                               ApiBase::PARAM_TYPE => array(
                                        'ids',
                                        'title',
                                        'type',
                                        'user',
+                                       'userid',
                                        'timestamp',
                                        'comment',
                                        'parsedcomment',
@@ -304,59 +385,147 @@ class ApiQueryLogEvents extends ApiQueryBase {
                                        'tags'
                                )
                        ),
-                       'type' => array (
-                               ApiBase :: PARAM_TYPE => $wgLogTypes
+                       'type' => array(
+                               ApiBase::PARAM_TYPE => $wgLogTypes
+                       ),
+                       'action' => array(
+                               ApiBase::PARAM_TYPE => array_keys( $wgLogActions )
                        ),
-                       'start' => array (
-                               ApiBase :: PARAM_TYPE => 'timestamp'
+                       'start' => array(
+                               ApiBase::PARAM_TYPE => 'timestamp'
                        ),
-                       'end' => array (
-                               ApiBase :: PARAM_TYPE => 'timestamp'
+                       'end' => array(
+                               ApiBase::PARAM_TYPE => 'timestamp'
                        ),
-                       'dir' => array (
-                               ApiBase :: PARAM_DFLT => 'older',
-                               ApiBase :: PARAM_TYPE => array (
+                       'dir' => array(
+                               ApiBase::PARAM_DFLT => 'older',
+                               ApiBase::PARAM_TYPE => array(
                                        'newer',
                                        'older'
                                )
                        ),
                        'user' => null,
                        'title' => null,
+                       'prefix' => null,
                        'tag' => null,
-                       'limit' => array (
-                               ApiBase :: PARAM_DFLT => 10,
-                               ApiBase :: PARAM_TYPE => 'limit',
-                               ApiBase :: PARAM_MIN => 1,
-                               ApiBase :: PARAM_MAX => ApiBase :: LIMIT_BIG1,
-                               ApiBase :: PARAM_MAX2 => ApiBase :: LIMIT_BIG2
+                       'limit' => array(
+                               ApiBase::PARAM_DFLT => 10,
+                               ApiBase::PARAM_TYPE => 'limit',
+                               ApiBase::PARAM_MIN => 1,
+                               ApiBase::PARAM_MAX => ApiBase::LIMIT_BIG1,
+                               ApiBase::PARAM_MAX2 => ApiBase::LIMIT_BIG2
                        )
                );
        }
 
        public function getParamDescription() {
-               return array (
-                       'prop' => 'Which properties to get',
-                       'type' => 'Filter log entries to only this type(s)',
-                       'start' => 'The timestamp to start enumerating from.',
-                       'end' => 'The timestamp to end enumerating.',
-                       'dir' => 'In which direction to enumerate.',
-                       'user' => 'Filter entries to those made by the given user.',
-                       'title' => 'Filter entries to those related to a page.',
-                       'limit' => 'How many total event entries to return.',
-                       'tag' => 'Only list event entries tagged with this tag.',
+               $p = $this->getModulePrefix();
+               return array(
+                       'prop' => array(
+                               'Which properties to get',
+                               ' ids            - Adds the ID of the log event',
+                               ' title          - Adds the title of the page for the log event',
+                               ' type           - Adds the type of log event',
+                               ' user           - Adds the user responsible for the log event',
+                               ' userid         - Adds the user ID who was responsible for the log event',
+                               ' timestamp      - Adds the timestamp for the event',
+                               ' comment        - Adds the comment of the event',
+                               ' parsedcomment  - Adds the parsed comment of the event',
+                               ' details        - Lists addtional details about the event',
+                               ' tags           - Lists tags for the event',
+                       ),
+                       'type' => 'Filter log entries to only this type',
+                       'action' => "Filter log actions to only this type. Overrides {$p}type",
+                       'start' => 'The timestamp to start enumerating from',
+                       'end' => 'The timestamp to end enumerating',
+                       'dir' => $this->getDirectionDescription( $p ),
+                       'user' => 'Filter entries to those made by the given user',
+                       'title' => 'Filter entries to those related to a page',
+                       'prefix' => 'Filter entries that start with this prefix. Disabled in Miser Mode',
+                       'limit' => 'How many total event entries to return',
+                       'tag' => 'Only list event entries tagged with this tag',
+               );
+       }
+
+       public function getResultProperties() {
+               global $wgLogTypes;
+               return array(
+                       'ids' => array(
+                               'logid' => 'integer',
+                               'pageid' => 'integer'
+                       ),
+                       'title' => array(
+                               'ns' => 'namespace',
+                               'title' => 'string'
+                       ),
+                       'type' => array(
+                               'type' => array(
+                                       ApiBase::PROP_TYPE => $wgLogTypes
+                               ),
+                               'action' => 'string'
+                       ),
+                       'details' => array(
+                               'actionhidden' => 'boolean'
+                       ),
+                       'user' => array(
+                               'userhidden' => 'boolean',
+                               'user' => array(
+                                       ApiBase::PROP_TYPE => 'string',
+                                       ApiBase::PROP_NULLABLE => true
+                               ),
+                               'anon' => 'boolean'
+                       ),
+                       'userid' => array(
+                               'userhidden' => 'boolean',
+                               'userid' => array(
+                                       ApiBase::PROP_TYPE => 'integer',
+                                       ApiBase::PROP_NULLABLE => true
+                               ),
+                               'anon' => 'boolean'
+                       ),
+                       'timestamp' => array(
+                               'timestamp' => 'timestamp'
+                       ),
+                       'comment' => array(
+                               'commenthidden' => 'boolean',
+                               'comment' => array(
+                                       ApiBase::PROP_TYPE => 'string',
+                                       ApiBase::PROP_NULLABLE => true
+                               )
+                       ),
+                       'parsedcomment' => array(
+                               'commenthidden' => 'boolean',
+                               'parsedcomment' => array(
+                                       ApiBase::PROP_TYPE => 'string',
+                                       ApiBase::PROP_NULLABLE => true
+                               )
+                       )
                );
        }
 
        public function getDescription() {
-               return 'Get events from logs.';
+               return 'Get events from logs';
+       }
+
+       public function getPossibleErrors() {
+               return array_merge( parent::getPossibleErrors(), array(
+                       array( 'code' => 'param_user', 'info' => 'User name $user not found' ),
+                       array( 'code' => 'param_title', 'info' => 'Bad title value \'title\'' ),
+                       array( 'code' => 'param_prefix', 'info' => 'Bad title value \'prefix\'' ),
+                       array( 'code' => 'prefixsearchdisabled', 'info' => 'Prefix search disabled in Miser Mode' ),
+               ) );
        }
 
-       protected function getExamples() {
-               return array (
+       public function getExamples() {
+               return array(
                        'api.php?action=query&list=logevents'
                );
        }
 
+       public function getHelpUrls() {
+               return 'https://www.mediawiki.org/wiki/API:Logevents';
+       }
+
        public function getVersion() {
                return __CLASS__ . ': $Id$';
        }