1 files changed, 64 insertions, 0 deletions
diff --git a/includes/deferred/JobQueueEnqueueUpdate.php b/includes/deferred/JobQueueEnqueueUpdate.php
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+++ b/includes/deferred/JobQueueEnqueueUpdate.php
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+<?php
+/**
+ * Handler for triggering the enqueuing of lazy-pushed jobs
+ *
+ * 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
+ */
+
+use Wikimedia\Assert\Assert;
+
+/**
+ * Enqueue lazy-pushed jobs that have accumulated from JobQueueGroup
+ *
+ * @ingroup JobQueue
+ * @since 1.33
+ */
+class JobQueueEnqueueUpdate implements DeferrableUpdate, MergeableUpdate {
+	/** @var array[] Map of (domain ID => IJobSpecification[]) */
+	private $jobsByDomain;
+
+	/**
+	 * @param string $domain DB domain ID
+	 * @param IJobSpecification[] $jobs
+	 */
+	public function __construct( $domain, array $jobs ) {
+		$this->jobsByDomain[$domain] = $jobs;
+	}
+
+	public function merge( MergeableUpdate $update ) {
+		/** @var JobQueueEnqueueUpdate $update */
+		Assert::parameterType( __CLASS__, $update, '$update' );
+
+		foreach ( $update->jobsByDomain as $domain => $jobs ) {
+			$this->jobsByDomain[$domain] = $this->jobsByDomain[$domain] ?? [];
+			$this->jobsByDomain[$domain] = array_merge( $this->jobsByDomain[$domain], $jobs );
+		}
+	}
+
+	public function doUpdate() {
+		foreach ( $this->jobsByDomain as $domain => $jobs ) {
+			$group = JobQueueGroup::singleton( $domain );
+			try {
+				$group->push( $jobs );
+			} catch ( Exception $e ) {
+				// Get in as many jobs as possible and let other post-send updates happen
+				MWExceptionHandler::logException( $e );
+			}
+		}
+	}
+}