mirror of
https://github.com/YunoHost-Apps/mediawiki_ynh.git
synced 2024-09-03 19:46:05 +02:00
112 lines
3.3 KiB
PHP
112 lines
3.3 KiB
PHP
<?php
|
|
/**
|
|
* Populates the rev_len field for old revisions created before MW 1.10.
|
|
*
|
|
* 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 populates the rev_len field for old revisions
|
|
* created before MW 1.10.
|
|
*
|
|
* @ingroup Maintenance
|
|
*/
|
|
class PopulateRevisionLength extends LoggedUpdateMaintenance {
|
|
public function __construct() {
|
|
parent::__construct();
|
|
$this->mDescription = "Populates the rev_len field";
|
|
$this->setBatchSize( 200 );
|
|
}
|
|
|
|
protected function getUpdateKey() {
|
|
return 'populate rev_len';
|
|
}
|
|
|
|
protected function updateSkippedMessage() {
|
|
return 'rev_len column of revision table already populated.';
|
|
}
|
|
|
|
public function doDBUpdates() {
|
|
$db = $this->getDB( DB_MASTER );
|
|
if ( !$db->tableExists( 'revision' ) ) {
|
|
$this->error( "revision table does not exist", true );
|
|
} elseif ( !$db->fieldExists( 'revision', 'rev_len', __METHOD__ ) ) {
|
|
$this->output( "rev_len column does not exist\n\n", true );
|
|
return false;
|
|
}
|
|
|
|
$this->output( "Populating rev_len column\n" );
|
|
|
|
$start = $db->selectField( 'revision', 'MIN(rev_id)', false, __METHOD__ );
|
|
$end = $db->selectField( 'revision', 'MAX(rev_id)', false, __METHOD__ );
|
|
if ( !$start || !$end ) {
|
|
$this->output( "...revision table seems to be empty.\n" );
|
|
return true;
|
|
}
|
|
|
|
# Do remaining chunks
|
|
$blockStart = intval( $start );
|
|
$blockEnd = intval( $start ) + $this->mBatchSize - 1;
|
|
$count = 0;
|
|
$missing = 0;
|
|
$fields = Revision::selectFields();
|
|
while ( $blockStart <= $end ) {
|
|
$this->output( "...doing rev_id from $blockStart to $blockEnd\n" );
|
|
$res = $db->select(
|
|
'revision',
|
|
$fields,
|
|
array(
|
|
"rev_id >= $blockStart",
|
|
"rev_id <= $blockEnd",
|
|
"rev_len IS NULL"
|
|
),
|
|
__METHOD__
|
|
);
|
|
# Go through and update rev_len from these rows.
|
|
foreach ( $res as $row ) {
|
|
$rev = new Revision( $row );
|
|
$content = $rev->getContent();
|
|
if ( !$content ) {
|
|
# This should not happen, but sometimes does (bug 20757)
|
|
$this->output( "Content of revision {$row->rev_id} unavailable!\n" );
|
|
$missing++;
|
|
}
|
|
else {
|
|
# Update the row...
|
|
$db->update( 'revision',
|
|
array( 'rev_len' => $content->getSize() ),
|
|
array( 'rev_id' => $row->rev_id ),
|
|
__METHOD__ );
|
|
$count++;
|
|
}
|
|
}
|
|
$blockStart += $this->mBatchSize;
|
|
$blockEnd += $this->mBatchSize;
|
|
wfWaitForSlaves();
|
|
}
|
|
|
|
$this->output( "rev_len population complete ... {$count} rows changed ({$missing} missing)\n" );
|
|
return true;
|
|
}
|
|
}
|
|
|
|
$maintClass = "PopulateRevisionLength";
|
|
require_once RUN_MAINTENANCE_IF_MAIN;
|