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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
*
* @file
* @ingroup Maintenance
*/
require_once( __DIR__ . '/Maintenance.php' );
/**
* Maintenance script that makes the required database updates for populating the
* log_search table retroactively
*
* @ingroup Maintenance
*/
class PopulateLogSearch extends LoggedUpdateMaintenance {
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";
$this->setBatchSize( 100 );
}
protected function getUpdateKey() {
return 'populate log_search';
}
protected function updateSkippedMessage() {
return 'log_search table already populated.';
}
protected function doDBUpdates() {
$db = $this->getDB( DB_MASTER );
if ( !$db->tableExists( 'log_search' ) ) {
$this->error( "log_search does not exist" );
return false;
}
$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 += $this->mBatchSize - 1;
$blockStart = $start;
$blockEnd = $start + $this->mBatchSize - 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__ );
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 );
elseif ( $srow->$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
} elseif ( 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 );
elseif ( 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 += $this->mBatchSize;
$blockEnd += $this->mBatchSize;
wfWaitForSlaves();
}
$this->output( "Done populating log_search table.\n" );
return true;
}
}
$maintClass = "PopulateLogSearch";
require_once( RUN_MAINTENANCE_IF_MAIN );
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