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<?php
/**
* Makes the required database updates for populating the
* log_search table retroactively
*
* 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
*
* @ingroup Maintenance
*/
require_once( dirname(__FILE__) . '/Maintenance.php' );
class PopulateLogSearch extends Maintenance {
const LOG_SEARCH_BATCH_SIZE = 100;
static $tableMap = array('rev' => 'revision', 'fa' => 'filearchive', 'oi' => 'oldimage', 'ar' => 'archive');
public function __construct() {
parent::__construct();
$this->mDescription = "Migrate log params to new table and index for searching";
}
public function execute() {
$db = wfGetDB( DB_MASTER );
if ( !$db->tableExists( 'log_search' ) ) {
$this->error( "log_search does not exist", true );
}
$start = $db->selectField( 'logging', 'MIN(log_id)', false, __FUNCTION__ );
if( !$start ) {
$this->output( "Nothing to do.\n" );
return true;
}
$end = $db->selectField( 'logging', 'MAX(log_id)', false, __FUNCTION__ );
# Do remaining chunk
$end += self::LOG_SEARCH_BATCH_SIZE - 1;
$blockStart = $start;
$blockEnd = $start + self::LOG_SEARCH_BATCH_SIZE - 1;
$delTypes = array('delete','suppress'); // revisiondelete types
while( $blockEnd <= $end ) {
$this->output( "...doing log_id from $blockStart to $blockEnd\n" );
$cond = "log_id BETWEEN $blockStart AND $blockEnd";
$res = $db->select( 'logging', '*', $cond, __FUNCTION__ );
$batch = array();
foreach( $res as $row ) {
// RevisionDelete logs - revisions
if( LogEventsList::typeAction( $row, $delTypes, 'revision' ) ) {
$params = LogPage::extractParams( $row->log_params );
// Param format: <urlparam> <item CSV> [<ofield> <nfield>]
if( count($params) < 2 ) continue; // bad row?
$field = RevisionDeleter::getRelationType($params[0]);
// B/C, the params may start with a title key (<title> <urlparam> <CSV>)
if( $field == null ) {
array_shift($params); // remove title param
$field = RevisionDeleter::getRelationType($params[0]);
if( $field == null ) {
$this->output( "Invalid param type for {$row->log_id}\n" );
continue; // skip this row
} else {
// Clean up the row...
$db->update( 'logging',
array('log_params' => implode(',',$params) ),
array('log_id' => $row->log_id ) );
}
}
$items = explode(',',$params[1]);
$log = new LogPage( $row->log_type );
// Add item relations...
$log->addRelations( $field, $items, $row->log_id );
// Determine what table to query...
$prefix = substr( $field, 0, strpos($field,'_') ); // db prefix
if( !isset(self::$tableMap[$prefix]) )
continue; // bad row?
$table = self::$tableMap[$prefix];
$userField = $prefix.'_user';
$userTextField = $prefix.'_user_text';
// Add item author relations...
$userIds = $userIPs = array();
$sres = $db->select( $table,
array($userField,$userTextField),
array($field => $items)
);
foreach( $sres as $srow ) {
if( $srow->$userField > 0 )
$userIds[] = intval($srow->$userField);
else if( $srow->$userTextField != '' )
$userIPs[] = $srow->$userTextField;
}
// Add item author relations...
$log->addRelations( 'target_author_id', $userIds, $row->log_id );
$log->addRelations( 'target_author_ip', $userIPs, $row->log_id );
// RevisionDelete logs - log events
} else if( LogEventsList::typeAction( $row, $delTypes, 'event' ) ) {
$params = LogPage::extractParams( $row->log_params );
// Param format: <item CSV> [<ofield> <nfield>]
if( count($params) < 1 ) continue; // bad row
$items = explode( ',', $params[0] );
$log = new LogPage( $row->log_type );
// Add item relations...
$log->addRelations( 'log_id', $items, $row->log_id );
// Add item author relations...
$userIds = $userIPs = array();
$sres = $db->select( 'logging',
array('log_user','log_user_text'),
array('log_id' => $items)
);
foreach( $sres as $srow ) {
if( $srow->log_user > 0 )
$userIds[] = intval($srow->log_user);
else if( IP::isIPAddress($srow->log_user_text) )
$userIPs[] = $srow->log_user_text;
}
$log->addRelations( 'target_author_id', $userIds, $row->log_id );
$log->addRelations( 'target_author_ip', $userIPs, $row->log_id );
}
}
$blockStart += self::LOG_SEARCH_BATCH_SIZE;
$blockEnd += self::LOG_SEARCH_BATCH_SIZE;
wfWaitForSlaves( 5 );
}
if( $db->insert(
'updatelog',
array( 'ul_key' => 'populate log_search' ),
__FUNCTION__,
'IGNORE'
)
) {
$this->output( "log_search population complete.\n" );
return true;
} else {
$this->output( "Could not insert log_search population row.\n" );
return false;
}
}
}
$maintClass = "PopulateLogSearch";
require_once( DO_MAINTENANCE );
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