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refreshFileHeaders.php
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refreshFileHeaders.php
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<?php
/**
* Refresh file headers from metadata.
*
* Usage: php refreshFileHeaders.php
*
* @license GPL-2.0-or-later
* @file
* @ingroup Maintenance
*/
use MediaWiki\FileRepo\File\FileSelectQueryBuilder;
use MediaWiki\FileRepo\LocalRepo;
use MediaWiki\Maintenance\Maintenance;
use Wikimedia\Rdbms\SelectQueryBuilder;
// @codeCoverageIgnoreStart
require_once __DIR__ . '/Maintenance.php';
// @codeCoverageIgnoreEnd
/**
* Maintenance script to refresh file headers from metadata
*
* @ingroup Maintenance
*/
class RefreshFileHeaders extends Maintenance {
public function __construct() {
parent::__construct();
$this->addDescription( 'Script to update file HTTP headers' );
$this->addOption( 'verbose', 'Output information about each file.', false, false, 'v' );
$this->addOption( 'start', 'Name of file to start with', false, true );
$this->addOption( 'end', 'Name of file to end with', false, true );
$this->addOption( 'media_type', 'Media type to filter for', false, true );
$this->addOption( 'major_mime', 'Major mime type to filter for', false, true );
$this->addOption( 'minor_mime', 'Minor mime type to filter for', false, true );
$this->addOption(
'refreshContentType',
'Set true to refresh file content type from mime data in db',
false,
false
);
$this->setBatchSize( 200 );
}
public function execute() {
$repo = $this->getServiceContainer()->getRepoGroup()->getLocalRepo();
$start = str_replace( ' ', '_', $this->getOption( 'start', '' ) ); // page on img_name
$end = str_replace( ' ', '_', $this->getOption( 'end', '' ) ); // page on img_name
// filter by img_media_type
$media_type = str_replace( ' ', '_', $this->getOption( 'media_type', '' ) );
// filter by img_major_mime
$major_mime = str_replace( ' ', '_', $this->getOption( 'major_mime', '' ) );
// filter by img_minor_mime
$minor_mime = str_replace( ' ', '_', $this->getOption( 'minor_mime', '' ) );
$count = 0;
$dbr = $this->getReplicaDB();
do {
$queryBuilder = FileSelectQueryBuilder::newForFile( $dbr );
$queryBuilder->where( $dbr->expr( 'img_name', '>', $start ) );
if ( $end !== '' ) {
$queryBuilder->andWhere( $dbr->expr( 'img_name', '<=', $end ) );
}
if ( $media_type !== '' ) {
$queryBuilder->andWhere( [ 'img_media_type' => $media_type ] );
}
if ( $major_mime !== '' ) {
$queryBuilder->andWhere( [ 'img_major_mime' => $major_mime ] );
}
if ( $minor_mime !== '' ) {
$queryBuilder->andWhere( [ 'img_minor_mime' => $minor_mime ] );
}
$res = $queryBuilder
->orderBy( 'img_name', SelectQueryBuilder::SORT_ASC )
->limit( $this->getBatchSize() )
->caller( __METHOD__ )->fetchResultSet();
if ( $res->numRows() > 0 ) {
$row1 = $res->current();
$this->output( "Processing next {$res->numRows()} row(s) starting with {$row1->img_name}.\n" );
$res->rewind();
}
$backendOperations = [];
foreach ( $res as $row ) {
$file = $repo->newFileFromRow( $row );
$headers = $file->getContentHeaders();
if ( $this->getOption( 'refreshContentType', false ) ) {
$headers['Content-Type'] = $row->img_major_mime . '/' . $row->img_minor_mime;
}
if ( count( $headers ) ) {
$backendOperations[] = [
'op' => 'describe', 'src' => $file->getPath(), 'headers' => $headers
];
}
// Do all of the older file versions...
foreach ( $file->getHistory() as $oldFile ) {
$headers = $oldFile->getContentHeaders();
if ( count( $headers ) ) {
$backendOperations[] = [
'op' => 'describe', 'src' => $oldFile->getPath(), 'headers' => $headers
];
}
}
if ( $this->hasOption( 'verbose' ) ) {
$this->output( "Queued headers update for file '{$row->img_name}'.\n" );
}
$start = $row->img_name; // advance
}
$backendOperationsCount = count( $backendOperations );
$count += $backendOperationsCount;
$this->output( "Updating headers for {$backendOperationsCount} file(s).\n" );
$this->updateFileHeaders( $repo, $backendOperations );
} while ( $res->numRows() === $this->getBatchSize() );
$this->output( "Done. Updated headers for $count file(s).\n" );
}
/**
* @param LocalRepo $repo
* @param array $backendOperations
*/
protected function updateFileHeaders( $repo, $backendOperations ) {
$status = $repo->getBackend()->doQuickOperations( $backendOperations );
if ( !$status->isGood() ) {
$this->error( $status );
}
}
}
// @codeCoverageIgnoreStart
$maintClass = RefreshFileHeaders::class;
require_once RUN_MAINTENANCE_IF_MAIN;
// @codeCoverageIgnoreEnd

File Metadata

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text/x-php
Expires
Sat, Oct 3, 17:24 (1 d, 20 h)
Storage Engine
local-disk
Storage Format
Raw Data
Storage Handle
35/89/878d2792f8f1f1c80d6bd8d8d2bc
Default Alt Text
refreshFileHeaders.php (4 KB)

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