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<?php
/**
* Assemble the segments of a chunked upload.
*
* 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 Upload
*/
/**
* Assemble the segments of a chunked upload.
*
* @ingroup Upload
*/
class AssembleUploadChunksJob extends Job {
public function __construct( $title, $params ) {
parent::__construct( 'AssembleUploadChunks', $title, $params );
$this->removeDuplicates = true;
}
public function run() {
$scope = RequestContext::importScopedSession( $this->params['session'] );
$context = RequestContext::getMain();
try {
$user = $context->getUser();
if ( !$user->isLoggedIn() ) {
$this->setLastError( "Could not load the author user from session." );
return false;
}
if ( count( $_SESSION ) === 0 ) {
// Empty session probably indicates that we didn't associate
// with the session correctly. Note that being able to load
// the user does not necessarily mean the session was loaded.
// Most likely cause by suhosin.session.encrypt = On.
$this->setLastError( "Error associating with user session. " .
"Try setting suhosin.session.encrypt = Off" );
return false;
}
UploadBase::setSessionStatus(
$this->params['filekey'],
array( 'result' => 'Poll', 'stage' => 'assembling', 'status' => Status::newGood() )
);
$upload = new UploadFromChunks( $user );
$upload->continueChunks(
$this->params['filename'],
$this->params['filekey'],
$context->getRequest()
);
// Combine all of the chunks into a local file and upload that to a new stash file
$status = $upload->concatenateChunks();
if ( !$status->isGood() ) {
UploadBase::setSessionStatus(
$this->params['filekey'],
array( 'result' => 'Failure', 'stage' => 'assembling', 'status' => $status )
);
$this->setLastError( $status->getWikiText() );
return false;
}
// We have a new filekey for the fully concatenated file
$newFileKey = $upload->getLocalFile()->getFileKey();
// Remove the old stash file row and first chunk file
$upload->stash->removeFileNoAuth( $this->params['filekey'] );
// Build the image info array while we have the local reference handy
$apiMain = new ApiMain(); // dummy object (XXX)
$imageInfo = $upload->getImageInfo( $apiMain->getResult() );
// Cleanup any temporary local file
$upload->cleanupTempFile();
// Cache the info so the user doesn't have to wait forever to get the final info
UploadBase::setSessionStatus(
$this->params['filekey'],
array(
'result' => 'Success',
'stage' => 'assembling',
'filekey' => $newFileKey,
'imageinfo' => $imageInfo,
'status' => Status::newGood()
)
);
} catch ( MWException $e ) {
UploadBase::setSessionStatus(
$this->params['filekey'],
array(
'result' => 'Failure',
'stage' => 'assembling',
'status' => Status::newFatal( 'api-error-stashfailed' )
)
);
$this->setLastError( get_class( $e ) . ": " . $e->getText() );
// To be extra robust.
MWExceptionHandler::rollbackMasterChangesAndLog( $e );
return false;
}
return true;
}
public function getDeduplicationInfo() {
$info = parent::getDeduplicationInfo();
if ( is_array( $info['params'] ) ) {
$info['params'] = array( 'filekey' => $info['params']['filekey'] );
}
return $info;
}
public function allowRetries() {
return false;
}
}
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