MediaWiki 1.30.2

[autoinstallsdev/mediawiki.git] / includes / jobqueue / jobs / AssembleUploadChunksJob.php

diff --git a/includes/jobqueue/jobs/AssembleUploadChunksJob.php b/includes/jobqueue/jobs/AssembleUploadChunksJob.php
new file mode 100644 (file)
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+++ b/includes/jobqueue/jobs/AssembleUploadChunksJob.php
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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
+ */
+use Wikimedia\ScopedCallback;
+
+/**
+ * Assemble the segments of a chunked upload.
+ *
+ * @ingroup Upload
+ */
+class AssembleUploadChunksJob extends Job {
+       public function __construct( Title $title, array $params ) {
+               parent::__construct( 'AssembleUploadChunks', $title, $params );
+               $this->removeDuplicates = true;
+       }
+
+       public function run() {
+               $scope = RequestContext::importScopedSession( $this->params['session'] );
+               $this->addTeardownCallback( function () use ( &$scope ) {
+                       ScopedCallback::consume( $scope ); // T126450
+               } );
+
+               $context = RequestContext::getMain();
+               $user = $context->getUser();
+               try {
+                       if ( !$user->isLoggedIn() ) {
+                               $this->setLastError( "Could not load the author user from session." );
+
+                               return false;
+                       }
+
+                       UploadBase::setSessionStatus(
+                               $user,
+                               $this->params['filekey'],
+                               [ 'result' => 'Poll', 'stage' => 'assembling', 'status' => Status::newGood() ]
+                       );
+
+                       $upload = new UploadFromChunks( $user );
+                       $upload->continueChunks(
+                               $this->params['filename'],
+                               $this->params['filekey'],
+                               new WebRequestUpload( $context->getRequest(), 'null' )
+                       );
+
+                       // 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(
+                                       $user,
+                                       $this->params['filekey'],
+                                       [ 'result' => 'Failure', 'stage' => 'assembling', 'status' => $status ]
+                               );
+                               $this->setLastError( $status->getWikiText( false, false, 'en' ) );
+
+                               return false;
+                       }
+
+                       // We can only get warnings like 'duplicate' after concatenating the chunks
+                       $status = Status::newGood();
+                       $status->value = [ 'warnings' => $upload->checkWarnings() ];
+
+                       // We have a new filekey for the fully concatenated file
+                       $newFileKey = $upload->getStashFile()->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(
+                               $user,
+                               $this->params['filekey'],
+                               [
+                                       'result' => 'Success',
+                                       'stage' => 'assembling',
+                                       'filekey' => $newFileKey,
+                                       'imageinfo' => $imageInfo,
+                                       'status' => $status
+                               ]
+                       );
+               } catch ( Exception $e ) {
+                       UploadBase::setSessionStatus(
+                               $user,
+                               $this->params['filekey'],
+                               [
+                                       'result' => 'Failure',
+                                       'stage' => 'assembling',
+                                       'status' => Status::newFatal( 'api-error-stashfailed' )
+                               ]
+                       );
+                       $this->setLastError( get_class( $e ) . ": " . $e->getMessage() );
+                       // To be extra robust.
+                       MWExceptionHandler::rollbackMasterChangesAndLog( $e );
+
+                       return false;
+               }
+
+               return true;
+       }
+
+       public function getDeduplicationInfo() {
+               $info = parent::getDeduplicationInfo();
+               if ( is_array( $info['params'] ) ) {
+                       $info['params'] = [ 'filekey' => $info['params']['filekey'] ];
+               }
+
+               return $info;
+       }
+
+       public function allowRetries() {
+               return false;
+       }
+}