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<?php
use MediaWiki\MediaWikiServices;
use Psr\Log\LoggerInterface;
/**
* @since 1.31
*/
class ImportableUploadRevisionImporter implements UploadRevisionImporter {
/**
* @var LoggerInterface
*/
private $logger;
/**
* @var bool
*/
private $enableUploads;
/**
* @var bool
*/
private $shouldCreateNullRevision = true;
/**
* @param bool $enableUploads
* @param LoggerInterface $logger
*/
public function __construct(
$enableUploads,
LoggerInterface $logger
) {
$this->enableUploads = $enableUploads;
$this->logger = $logger;
}
/**
* Setting this to false will deactivate the creation of a null revision as part of the upload
* process logging in LocalFile::recordUpload2, see T193621
*
* @param bool $shouldCreateNullRevision
*/
public function setNullRevisionCreation( $shouldCreateNullRevision ) {
$this->shouldCreateNullRevision = $shouldCreateNullRevision;
}
/**
* @return StatusValue
*/
private function newNotOkStatus() {
$statusValue = new StatusValue();
$statusValue->setOK( false );
return $statusValue;
}
public function import( ImportableUploadRevision $importableRevision ) {
# Construct a file
$archiveName = $importableRevision->getArchiveName();
$localRepo = MediaWikiServices::getInstance()->getRepoGroup()->getLocalRepo();
if ( $archiveName ) {
$this->logger->debug( __METHOD__ . "Importing archived file as $archiveName" );
$file = OldLocalFile::newFromArchiveName( $importableRevision->getTitle(),
$localRepo, $archiveName );
} else {
$file = $localRepo->newFile( $importableRevision->getTitle() );
$file->load( File::READ_LATEST );
$this->logger->debug( __METHOD__ . 'Importing new file as ' . $file->getName() );
if ( $file->exists() && $file->getTimestamp() > $importableRevision->getTimestamp() ) {
$archiveName = $importableRevision->getTimestamp() . '!' . $file->getName();
$file = OldLocalFile::newFromArchiveName( $importableRevision->getTitle(),
$localRepo, $archiveName );
$this->logger->debug( __METHOD__ . "File already exists; importing as $archiveName" );
}
}
if ( !$file ) {
$this->logger->debug( __METHOD__ . ': Bad file for ' . $importableRevision->getTitle() );
return $this->newNotOkStatus();
}
# Get the file source or download if necessary
$source = $importableRevision->getFileSrc();
$autoDeleteSource = $importableRevision->isTempSrc();
if ( !strlen( $source ) ) {
$source = $this->downloadSource( $importableRevision );
$autoDeleteSource = true;
}
if ( !strlen( $source ) ) {
$this->logger->debug( __METHOD__ . ": Could not fetch remote file." );
return $this->newNotOkStatus();
}
$tmpFile = new TempFSFile( $source );
if ( $autoDeleteSource ) {
$tmpFile->autocollect();
}
$sha1File = ltrim( sha1_file( $source ), '0' );
$sha1 = $importableRevision->getSha1();
if ( $sha1 && ( $sha1 !== $sha1File ) ) {
$this->logger->debug( __METHOD__ . ": Corrupt file $source." );
return $this->newNotOkStatus();
}
$user = $importableRevision->getUserObj()
?: User::newFromName( $importableRevision->getUser(), false );
# Do the actual upload
if ( $file instanceof OldLocalFile ) {
$status = $file->uploadOld(
$source,
$importableRevision->getTimestamp(),
$importableRevision->getComment(),
$user
);
} else {
$flags = 0;
$status = $file->upload(
$source,
$importableRevision->getComment(),
$importableRevision->getComment(),
$flags,
false,
$importableRevision->getTimestamp(),
$user,
[],
$this->shouldCreateNullRevision
);
}
if ( $status->isGood() ) {
$this->logger->debug( __METHOD__ . ": Successful" );
} else {
$this->logger->debug( __METHOD__ . ': failed: ' . $status->getHTML() );
}
return $status;
}
/**
* @deprecated DO NOT CALL ME.
* This method was introduced when factoring (Importable)UploadRevisionImporter out of
* WikiRevision. It only has 1 use by the deprecated downloadSource method in WikiRevision.
* Do not use this in new code, it will be made private soon.
*
* @param ImportableUploadRevision $wikiRevision
*
* @return bool|string
*/
public function downloadSource( ImportableUploadRevision $wikiRevision ) {
if ( !$this->enableUploads ) {
return false;
}
$tempo = tempnam( wfTempDir(), 'download' );
$f = fopen( $tempo, 'wb' );
if ( !$f ) {
$this->logger->debug( "IMPORT: couldn't write to temp file $tempo" );
return false;
}
// @todo FIXME!
$src = $wikiRevision->getSrc();
$data = MediaWikiServices::getInstance()->getHttpRequestFactory()->
get( $src, [], __METHOD__ );
if ( !$data ) {
$this->logger->debug( "IMPORT: couldn't fetch source $src" );
fclose( $f );
unlink( $tempo );
return false;
}
fwrite( $f, $data );
fclose( $f );
return $tempo;
}
}
|
