Check before doing the database update

2016-04-28 06:56:55 +02:00 · 2016-04-28 06:56:55 +02:00 · 5e4a2badb2
parent 64595e9a2d
commit 5e4a2badb2
1 changed files with 5 additions and 2 deletions
--- a/include/api.php
+++ b/include/api.php
@ -1335,9 +1335,12 @@

 		$idlist = implode(",", $idarray);

-		if ($idlist != "")
-			$r = q("UPDATE `item` SET `unseen` = 0 WHERE `unseen` AND `id` IN (%s)", $idlist);
+		if ($idlist != "") {
+			$unseen = q("SELECT `id` FROM `item` WHERE `unseen` AND `id` IN (%s)", $idlist);

+			if ($unseen)
+				$r = q("UPDATE `item` SET `unseen` = 0 WHERE `unseen` AND `id` IN (%s)", $idlist);
+		}

 		$data = array('$statuses' => $ret);
 		switch($type){