From 64346429fe848aa70d2aca14d69d45bd71ff56e2 Mon Sep 17 00:00:00 2001
From: Marina Glancy <marina@moodle.com>
Date: Thu, 13 Sep 2012 10:29:21 +0800
Subject: [PATCH] MDL-35001 removed cycle detection from convert_to_array
 because it causes error in data

---
 lib/moodlelib.php | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index 93687a16d7e..e154fd6d4ce 100644
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -10238,17 +10238,12 @@ function object_property_exists( $obj, $property ) {
  */
 function convert_to_array($var) {
     $result = array();
-    $references = array();
 
     // loop over elements/properties
     foreach ($var as $key => $value) {
         // recursively convert objects
         if (is_object($value) || is_array($value)) {
-            // but prevent cycles
-            if (!in_array($value, $references)) {
-                $result[$key] = convert_to_array($value);
-                $references[] = $value;
-            }
+            $result[$key] = convert_to_array($value);
         } else {
             // simple values are untouched
             $result[$key] = $value;