wiki.techinc.nl/includes/api/ApiQueryLogEvents.php
Aryeh Gregor 3758769f0d stylize.php on API code
"I wouldn't object to stylizing the API code to bring it in line with
the rest of MW on principle, but I'm not gonna bother myself." --Roan
<http://www.mediawiki.org/wiki/Special:Code/MediaWiki/60657#c5108>

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2010-01-11 15:55:52 +00:00

350 lines
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PHP

<?php
/*
* Created on Oct 16, 2006
*
* API for MediaWiki 1.8+
*
* Copyright (C) 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
* 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.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* http://www.gnu.org/copyleft/gpl.html
*/
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.
*
* @ingroup API
*/
class ApiQueryLogEvents extends ApiQueryBase {
public function __construct( $query, $moduleName ) {
parent :: __construct( $query, $moduleName, 'le' );
}
public function execute() {
$params = $this->extractRequestParams();
$db = $this->getDB();
$prop = $params['prop'];
$this->fld_ids = in_array( 'ids', $prop );
$this->fld_title = in_array( 'title', $prop );
$this->fld_type = in_array( 'type', $prop );
$this->fld_user = in_array( 'user', $prop );
$this->fld_timestamp = in_array( 'timestamp', $prop );
$this->fld_comment = in_array( 'comment', $prop );
$this->fld_details = in_array( 'details', $prop );
$this->fld_tags = in_array( 'tags', $prop );
list( $tbl_logging, $tbl_page, $tbl_user ) = $db->tableNamesN( 'logging', 'page', 'user' );
$hideLogs = LogEventsList::getExcludeClause( $db );
if ( $hideLogs !== false )
$this->addWhere( $hideLogs );
// Order is significant here
$this->addTables( array( 'logging', 'user', 'page' ) );
$this->addOption( 'STRAIGHT_JOIN' );
$this->addJoinConds( array(
'user' => array( 'JOIN',
'user_id=log_user' ),
'page' => array( 'LEFT JOIN',
array( 'log_namespace=page_namespace',
'log_title=page_title' ) ) ) );
$index = 'times'; // default, may change
$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( 'log_comment', $this->fld_comment );
$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'] );
}
if ( !is_null( $params['type'] ) ) {
$this->addWhereFld( 'log_type', $params['type'] );
$index = 'type_time';
}
$this->addWhereRange( 'log_timestamp', $params['dir'], $params['start'], $params['end'] );
$limit = $params['limit'];
$this->addOption( 'LIMIT', $limit + 1 );
$user = $params['user'];
if ( !is_null( $user ) ) {
$userid = User::idFromName( $user );
if ( !$userid )
$this->dieUsage( "User name $user not found", 'param_user' );
$this->addWhereFld( 'log_user', $userid );
$index = 'user_time';
}
$title = $params['title'];
if ( !is_null( $title ) ) {
$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() );
// Use the title index in preference to the user index if there is a conflict
$index = is_null( $user ) ? 'page_time' : array( 'page_time', 'user_time' );
}
$this->addOption( 'USE INDEX', array( 'logging' => $index ) );
// Paranoia: avoid brute force searches (bug 17342)
if ( !is_null( $title ) ) {
$this->addWhere( $db->bitAnd( 'log_deleted', LogPage::DELETED_ACTION ) . ' = 0' );
}
if ( !is_null( $user ) ) {
$this->addWhere( $db->bitAnd( 'log_deleted', LogPage::DELETED_USER ) . ' = 0' );
}
$count = 0;
$res = $this->select( __METHOD__ );
while ( $row = $db->fetchObject( $res ) ) {
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 ) );
break;
}
$vals = $this->extractRowInfo( $row );
if ( !$vals )
continue;
$fit = $this->getResult()->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' );
}
public static function addLogParams( $result, &$vals, $params, $type, $ts ) {
$params = explode( "\n", $params );
switch ( $type ) {
case 'move':
if ( isset ( $params[0] ) ) {
$title = Title :: newFromText( $params[0] );
if ( $title ) {
$vals2 = array();
ApiQueryBase :: addTitleInfo( $vals2, $title, "new_" );
$vals[$type] = $vals2;
}
}
if ( isset ( $params[1] ) && $params[1] ) {
$vals[$type]['suppressedredirect'] = '';
}
$params = null;
break;
case 'patrol':
$vals2 = array();
list( $vals2['cur'], $vals2['prev'], $vals2['auto'] ) = $params;
$vals[$type] = $vals2;
$params = null;
break;
case 'rights':
$vals2 = array();
list( $vals2['old'], $vals2['new'] ) = $params;
$vals[$type] = $vals2;
$params = null;
break;
case 'block':
$vals2 = array();
list( $vals2['duration'], $vals2['flags'] ) = $params;
$vals2['expiry'] = wfTimestamp( TS_ISO_8601,
strtotime( $params[0], wfTimestamp( TS_UNIX, $ts ) ) );
$vals[$type] = $vals2;
$params = null;
break;
}
if ( !is_null( $params ) ) {
$result->setIndexedTagName( $params, 'param' );
$vals = array_merge( $vals, $params );
}
return $vals;
}
private function extractRowInfo( $row ) {
$vals = array();
if ( $this->fld_ids ) {
$vals['logid'] = intval( $row->log_id );
$vals['pageid'] = intval( $row->page_id );
}
if ( $this->fld_title ) {
if ( LogEventsList::isDeleted( $row, LogPage::DELETED_ACTION ) ) {
$vals['actionhidden'] = '';
} else {
$title = Title :: makeTitle( $row->log_namespace, $row->log_title );
ApiQueryBase :: addTitleInfo( $vals, $title );
}
}
if ( $this->fld_type ) {
$vals['type'] = $row->log_type;
$vals['action'] = $row->log_action;
}
if ( $this->fld_details && $row->log_params !== '' ) {
if ( LogEventsList::isDeleted( $row, LogPage::DELETED_ACTION ) ) {
$vals['actionhidden'] = '';
} else {
self::addLogParams( $this->getResult(), $vals,
$row->log_params, $row->log_type,
$row->log_timestamp );
}
}
if ( $this->fld_user ) {
if ( LogEventsList::isDeleted( $row, LogPage::DELETED_USER ) ) {
$vals['userhidden'] = '';
} else {
$vals['user'] = $row->user_name;
if ( !$row->log_user )
$vals['anon'] = '';
}
}
if ( $this->fld_timestamp ) {
$vals['timestamp'] = wfTimestamp( TS_ISO_8601, $row->log_timestamp );
}
if ( $this->fld_comment && isset( $row->log_comment ) ) {
if ( LogEventsList::isDeleted( $row, LogPage::DELETED_COMMENT ) ) {
$vals['commenthidden'] = '';
} else {
$vals['comment'] = $row->log_comment;
}
}
if ( $this->fld_tags ) {
if ( $row->ts_tags ) {
$tags = explode( ',', $row->ts_tags );
$this->getResult()->setIndexedTagName( $tags, 'tag' );
$vals['tags'] = $tags;
} else {
$vals['tags'] = array();
}
}
return $vals;
}
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 (
'ids',
'title',
'type',
'user',
'timestamp',
'comment',
'details',
'tags'
)
),
'type' => array (
ApiBase :: PARAM_TYPE => $wgLogTypes
),
'start' => array (
ApiBase :: PARAM_TYPE => 'timestamp'
),
'end' => array (
ApiBase :: PARAM_TYPE => 'timestamp'
),
'dir' => array (
ApiBase :: PARAM_DFLT => 'older',
ApiBase :: PARAM_TYPE => array (
'newer',
'older'
)
),
'user' => null,
'title' => 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
)
);
}
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.',
);
}
public function getDescription() {
return 'Get events from logs.';
}
protected function getExamples() {
return array (
'api.php?action=query&list=logevents'
);
}
public function getVersion() {
return __CLASS__ . ': $Id$';
}
}