Ensure that attribute value is a string and not null (#884)

bramley · web-flow · commit 98b55892a8be · 2022-09-29T12:11:20.000+02:00
diff --git a/public_html/lists/admin/inc/userlib.php b/public_html/lists/admin/inc/userlib.php
@@ -463,7 +463,7 @@ function UserAttributeValue($user = 0, $attribute = 0)
             $res = Sql_Query(sprintf('select value from %s where
         userid = %d and attributeid = %d', $user_att_table, $user, $attribute));
             $row = Sql_Fetch_row($res);
-            $value = $row ? $row[0] : '';
+            $value = $row ? (string) $row[0] : '';
     }
 
     return stripslashes($value);

Original file line number	Diff line number	Diff line change
`@@ -463,7 +463,7 @@ function UserAttributeValue($user = 0, $attribute = 0)`
`463`	`463`	`$res = Sql_Query(sprintf('select value from %s where`
`464`	`464`	`userid = %d and attributeid = %d', $user_att_table, $user, $attribute));`
`465`	`465`	`$row = Sql_Fetch_row($res);`
`466`		`- $value = $row ? $row[0] : '';`
	`466`	`+ $value = $row ? (string) $row[0] : '';`
`467`	`467`	`}`
`468`	`468`
`469`	`469`	`return stripslashes($value);`