From: Tim Düsterhus <duesterhus@woltlab.com>
Date: Tue, 9 Feb 2016 19:28:41 +0000 (+0100)
Subject: Add BackgroundQueueHandler::getRunnableCount()
X-Git-Tag: 3.0.0_Beta_1~2051
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=72db011805b4e0dd6df72fefef0324090899f168;p=GitHub%2FWoltLab%2FWCF.git

Add BackgroundQueueHandler::getRunnableCount()
---

diff --git a/wcfsetup/install/files/lib/system/background/BackgroundQueueHandler.class.php b/wcfsetup/install/files/lib/system/background/BackgroundQueueHandler.class.php
index 1d300f8e99..c284961a19 100644
--- a/wcfsetup/install/files/lib/system/background/BackgroundQueueHandler.class.php
+++ b/wcfsetup/install/files/lib/system/background/BackgroundQueueHandler.class.php
@@ -196,4 +196,23 @@ class BackgroundQueueHandler extends SingletonFactory {
 			$statement->execute([ $row['jobID'] ]);
 		}
 	}
+	
+	/**
+	 * Returns how many items are due.
+	 * Note: Do not rely on the return value being correct, some other process may
+	 * have modified the queue contents, before this method returns. Think of it as an
+	 * approximation to know whether you should spend some time to clear the queue.
+	 * 
+	 * @return	int
+	 */
+	public function getRunnableCount() {
+		$sql = "SELECT	COUNT(*)
+			FROM	wcf".WCF_N."_background_job
+			WHERE		status = ?
+				AND	time <= ?";
+		$statement = WCF::getDB()->prepareStatement($sql);
+		$statement->execute([ 'ready', TIME_NOW ]);
+		
+		return $statement->fetchSingleColumn();
+	}
 }