363 lines
11 KiB
PHP
363 lines
11 KiB
PHP
<?php
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/*
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* Created on Oct 16, 2006
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*
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* API for MediaWiki 1.8+
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*
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* Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*/
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if ( !defined( 'MEDIAWIKI' ) ) {
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// Eclipse helper - will be ignored in production
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require_once ( 'ApiQueryBase.php' );
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}
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/**
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* Query action to List the log events, with optional filtering by various parameters.
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*
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* @ingroup API
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*/
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class ApiQueryLogEvents extends ApiQueryBase {
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public function __construct( $query, $moduleName ) {
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parent :: __construct( $query, $moduleName, 'le' );
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}
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public function execute() {
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$params = $this->extractRequestParams();
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$db = $this->getDB();
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$prop = array_flip( $params['prop'] );
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$this->fld_ids = isset( $prop['ids'] );
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$this->fld_title = isset( $prop['title'] );
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$this->fld_type = isset( $prop['type'] );
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$this->fld_user = isset( $prop['user'] );
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$this->fld_timestamp = isset( $prop['timestamp'] );
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$this->fld_comment = isset( $prop['comment'] );
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$this->fld_parsedcomment = isset ( $prop['parsedcomment'] );
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$this->fld_details = isset( $prop['details'] );
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$this->fld_tags = isset( $prop['tags'] );
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list( $tbl_logging, $tbl_page, $tbl_user ) = $db->tableNamesN( 'logging', 'page', 'user' );
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$hideLogs = LogEventsList::getExcludeClause( $db );
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if ( $hideLogs !== false )
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$this->addWhere( $hideLogs );
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// Order is significant here
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$this->addTables( array( 'logging', 'user', 'page' ) );
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$this->addOption( 'STRAIGHT_JOIN' );
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$this->addJoinConds( array(
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'user' => array( 'JOIN',
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'user_id=log_user' ),
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'page' => array( 'LEFT JOIN',
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array( 'log_namespace=page_namespace',
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'log_title=page_title' ) ) ) );
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$index = array( 'logging' => 'times' ); // default, may change
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$this->addFields( array (
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'log_type',
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'log_action',
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'log_timestamp',
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'log_deleted',
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) );
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$this->addFieldsIf( 'log_id', $this->fld_ids );
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$this->addFieldsIf( 'page_id', $this->fld_ids );
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$this->addFieldsIf( 'log_user', $this->fld_user );
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$this->addFieldsIf( 'user_name', $this->fld_user );
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$this->addFieldsIf( 'log_namespace', $this->fld_title );
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$this->addFieldsIf( 'log_title', $this->fld_title );
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$this->addFieldsIf( 'log_comment', $this->fld_comment || $this->fld_parsedcomment );
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$this->addFieldsIf( 'log_params', $this->fld_details );
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if ( $this->fld_tags ) {
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$this->addTables( 'tag_summary' );
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$this->addJoinConds( array( 'tag_summary' => array( 'LEFT JOIN', 'log_id=ts_log_id' ) ) );
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$this->addFields( 'ts_tags' );
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}
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if ( !is_null( $params['tag'] ) ) {
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$this->addTables( 'change_tag' );
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$this->addJoinConds( array( 'change_tag' => array( 'INNER JOIN', array( 'log_id=ct_log_id' ) ) ) );
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$this->addWhereFld( 'ct_tag', $params['tag'] );
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global $wgOldChangeTagsIndex;
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$index['change_tag'] = $wgOldChangeTagsIndex ? 'ct_tag' : 'change_tag_tag_id';
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}
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if ( !is_null( $params['type'] ) ) {
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$this->addWhereFld( 'log_type', $params['type'] );
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$index['logging'] = 'type_time';
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}
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$this->addWhereRange( 'log_timestamp', $params['dir'], $params['start'], $params['end'] );
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$limit = $params['limit'];
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$this->addOption( 'LIMIT', $limit + 1 );
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$user = $params['user'];
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if ( !is_null( $user ) ) {
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$userid = User::idFromName( $user );
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if ( !$userid )
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$this->dieUsage( "User name $user not found", 'param_user' );
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$this->addWhereFld( 'log_user', $userid );
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$index['logging'] = 'user_time';
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}
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$title = $params['title'];
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if ( !is_null( $title ) ) {
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$titleObj = Title :: newFromText( $title );
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if ( is_null( $titleObj ) )
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$this->dieUsage( "Bad title value '$title'", 'param_title' );
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$this->addWhereFld( 'log_namespace', $titleObj->getNamespace() );
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$this->addWhereFld( 'log_title', $titleObj->getDBkey() );
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// Use the title index in preference to the user index if there is a conflict
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$index['logging'] = is_null( $user ) ? 'page_time' : array( 'page_time', 'user_time' );
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}
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$this->addOption( 'USE INDEX', $index );
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// Paranoia: avoid brute force searches (bug 17342)
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if ( !is_null( $title ) ) {
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$this->addWhere( $db->bitAnd( 'log_deleted', LogPage::DELETED_ACTION ) . ' = 0' );
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}
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if ( !is_null( $user ) ) {
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$this->addWhere( $db->bitAnd( 'log_deleted', LogPage::DELETED_USER ) . ' = 0' );
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}
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$count = 0;
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$res = $this->select( __METHOD__ );
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while ( $row = $db->fetchObject( $res ) ) {
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if ( ++ $count > $limit ) {
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// We've reached the one extra which shows that there are additional pages to be had. Stop here...
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$this->setContinueEnumParameter( 'start', wfTimestamp( TS_ISO_8601, $row->log_timestamp ) );
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break;
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}
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$vals = $this->extractRowInfo( $row );
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if ( !$vals )
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continue;
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$fit = $this->getResult()->addValue( array( 'query', $this->getModuleName() ), null, $vals );
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if ( !$fit )
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{
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$this->setContinueEnumParameter( 'start', wfTimestamp( TS_ISO_8601, $row->log_timestamp ) );
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break;
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}
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}
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$db->freeResult( $res );
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$this->getResult()->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'item' );
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}
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public static function addLogParams( $result, &$vals, $params, $type, $ts ) {
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$params = explode( "\n", $params );
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switch ( $type ) {
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case 'move':
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if ( isset ( $params[0] ) ) {
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$title = Title :: newFromText( $params[0] );
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if ( $title ) {
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$vals2 = array();
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ApiQueryBase :: addTitleInfo( $vals2, $title, "new_" );
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$vals[$type] = $vals2;
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}
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}
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if ( isset ( $params[1] ) && $params[1] ) {
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$vals[$type]['suppressedredirect'] = '';
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}
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$params = null;
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break;
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case 'patrol':
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$vals2 = array();
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list( $vals2['cur'], $vals2['prev'], $vals2['auto'] ) = $params;
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$vals[$type] = $vals2;
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$params = null;
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break;
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case 'rights':
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$vals2 = array();
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list( $vals2['old'], $vals2['new'] ) = $params;
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$vals[$type] = $vals2;
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$params = null;
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break;
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case 'block':
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$vals2 = array();
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list( $vals2['duration'], $vals2['flags'] ) = $params;
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$vals2['expiry'] = wfTimestamp( TS_ISO_8601,
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strtotime( $params[0], wfTimestamp( TS_UNIX, $ts ) ) );
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$vals[$type] = $vals2;
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$params = null;
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break;
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}
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if ( !is_null( $params ) ) {
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$result->setIndexedTagName( $params, 'param' );
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$vals = array_merge( $vals, $params );
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}
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return $vals;
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}
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private function extractRowInfo( $row ) {
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$vals = array();
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if ( $this->fld_ids ) {
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$vals['logid'] = intval( $row->log_id );
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$vals['pageid'] = intval( $row->page_id );
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}
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$title = Title::makeTitle( $row->log_namespace, $row->log_title );
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if ( $this->fld_title ) {
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if ( LogEventsList::isDeleted( $row, LogPage::DELETED_ACTION ) ) {
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$vals['actionhidden'] = '';
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} else {
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ApiQueryBase::addTitleInfo( $vals, $title );
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}
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}
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if ( $this->fld_type ) {
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$vals['type'] = $row->log_type;
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$vals['action'] = $row->log_action;
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}
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if ( $this->fld_details && $row->log_params !== '' ) {
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if ( LogEventsList::isDeleted( $row, LogPage::DELETED_ACTION ) ) {
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$vals['actionhidden'] = '';
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} else {
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self::addLogParams( $this->getResult(), $vals,
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$row->log_params, $row->log_type,
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$row->log_timestamp );
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}
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}
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if ( $this->fld_user ) {
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if ( LogEventsList::isDeleted( $row, LogPage::DELETED_USER ) ) {
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$vals['userhidden'] = '';
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} else {
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$vals['user'] = $row->user_name;
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if ( !$row->log_user )
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$vals['anon'] = '';
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}
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}
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if ( $this->fld_timestamp ) {
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$vals['timestamp'] = wfTimestamp( TS_ISO_8601, $row->log_timestamp );
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}
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if ( ( $this->fld_comment || $this->fld_parsedcomment ) && isset( $row->log_comment ) ) {
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if ( LogEventsList::isDeleted( $row, LogPage::DELETED_COMMENT ) ) {
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$vals['commenthidden'] = '';
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} else {
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if ( $this->fld_comment )
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$vals['comment'] = $row->log_comment;
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if ( $this->fld_parsedcomment ) {
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global $wgUser;
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$vals['parsedcomment'] = $wgUser->getSkin()->formatComment( $row->log_comment, $title );
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}
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}
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}
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if ( $this->fld_tags ) {
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if ( $row->ts_tags ) {
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$tags = explode( ',', $row->ts_tags );
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$this->getResult()->setIndexedTagName( $tags, 'tag' );
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$vals['tags'] = $tags;
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} else {
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$vals['tags'] = array();
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}
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}
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return $vals;
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}
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public function getAllowedParams() {
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global $wgLogTypes;
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return array (
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'prop' => array (
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ApiBase :: PARAM_ISMULTI => true,
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ApiBase :: PARAM_DFLT => 'ids|title|type|user|timestamp|comment|details',
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ApiBase :: PARAM_TYPE => array (
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'ids',
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'title',
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'type',
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'user',
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'timestamp',
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'comment',
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'parsedcomment',
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'details',
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'tags'
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)
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),
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'type' => array (
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ApiBase :: PARAM_TYPE => $wgLogTypes
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),
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'start' => array (
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ApiBase :: PARAM_TYPE => 'timestamp'
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),
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'end' => array (
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ApiBase :: PARAM_TYPE => 'timestamp'
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),
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'dir' => array (
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ApiBase :: PARAM_DFLT => 'older',
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ApiBase :: PARAM_TYPE => array (
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'newer',
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'older'
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)
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),
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'user' => null,
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'title' => null,
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'tag' => null,
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'limit' => array (
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ApiBase :: PARAM_DFLT => 10,
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ApiBase :: PARAM_TYPE => 'limit',
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ApiBase :: PARAM_MIN => 1,
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ApiBase :: PARAM_MAX => ApiBase :: LIMIT_BIG1,
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ApiBase :: PARAM_MAX2 => ApiBase :: LIMIT_BIG2
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)
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);
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}
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public function getParamDescription() {
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return array (
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'prop' => 'Which properties to get',
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'type' => 'Filter log entries to only this type(s)',
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'start' => 'The timestamp to start enumerating from.',
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'end' => 'The timestamp to end enumerating.',
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'dir' => 'In which direction to enumerate.',
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'user' => 'Filter entries to those made by the given user.',
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'title' => 'Filter entries to those related to a page.',
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'limit' => 'How many total event entries to return.',
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'tag' => 'Only list event entries tagged with this tag.',
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);
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}
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public function getDescription() {
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return 'Get events from logs.';
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}
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protected function getExamples() {
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return array (
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'api.php?action=query&list=logevents'
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);
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}
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public function getVersion() {
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return __CLASS__ . ': $Id$';
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}
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}
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