wiki.techinc.nl/maintenance/populateLogSearch.php

108 lines
3.7 KiB
PHP

<?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;
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;
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();
while( $row = $db->fetchObject( $res ) ) {
// RevisionDelete logs - revisions
if( LogEventsList::typeAction( $row, array('delete','suppress'), 'revision' ) ) {
$params = LogPage::extractParams( $row->log_params );
// Param format: <urlparam> <item CSV> [<ofield> <nfield>]
if( count($params) >= 2 ) {
$field = RevisionDeleter::getRelationType($params[0]);
// B/C, the params may start with a title key
if( $field == null ) {
array_shift($params);
$field = RevisionDeleter::getRelationType($params[0]);
}
if( $field == null ) {
$this->output( "Invalid param type for $row->log_id\n" );
continue; // skip this row
}
$items = explode(',',$params[1]);
$log = new LogPage( $row->log_type );
$log->addRelations( $field, $items, $row->log_id );
}
// RevisionDelete logs - log events
} else if( LogEventsList::typeAction( $row, array('delete','suppress'), 'event' ) ) {
$params = LogPage::extractParams( $row->log_params );
// Param format: <item CSV> [<ofield> <nfield>]
if( count($params) >= 1 ) {
$items = explode(',',$params[0]);
$log = new LogPage( $row->log_type );
$log->addRelations( 'log_id', $items, $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 );