From 1336c8ebcaf4bc812324ab3860e9d92d3ca32096 Mon Sep 17 00:00:00 2001
From: mudrd8mz <mudrd8mz>
Date: Tue, 22 Sep 2009 21:03:38 +0000
Subject: [PATCH] MDL-20334 get_in_or_equal() does not accept empty array

---
 lib/dml/moodle_database.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/dml/moodle_database.php b/lib/dml/moodle_database.php
index 07d08763c0..8eb5891243 100644
--- a/lib/dml/moodle_database.php
+++ b/lib/dml/moodle_database.php
@@ -522,6 +522,9 @@ abstract class moodle_database {
      * @return array - $sql and $params
      */
     public function get_in_or_equal($items, $type=SQL_PARAMS_QM, $start='param0000', $equal=true) {
+        if (empty($items) and is_array($items)) {
+            throw new coding_exception('moodle_database::get_in_or_equal() does not accept empty arrays');
+        }
         if ($type == SQL_PARAMS_QM) {
             if (!is_array($items) or count($items) == 1) {
                 $sql = $equal ? '= ?' : '<> ?';
-- 
2.39.5