From 5aba5f766cad48b884445d1a78fc749c335368a6 Mon Sep 17 00:00:00 2001
From: nbm <nbm@c91229c3-7414-0410-bfa2-8a42b809f60b>
Date: Sun, 19 Feb 2006 15:25:27 +0000
Subject: [PATCH] Don't use array_intersect against just one array, just use the array directly.

---
 lib/permissions/permissionlookupassignment.inc.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/permissions/permissionlookupassignment.inc.php b/lib/permissions/permissionlookupassignment.inc.php
index 4c441b8..1b1f870 100644
--- a/lib/permissions/permissionlookupassignment.inc.php
+++ b/lib/permissions/permissionlookupassignment.inc.php
@@ -79,7 +79,13 @@ class KTPermissionLookupAssignment extends KTEntity {
             }
             $aOptions[] = $aThisOptions;
         }
-        $aPLIDs = call_user_func_array('array_intersect', $aOptions);
+        if (count($aOptions) > 1) {
+            $aPLIDs = call_user_func_array('array_intersect', $aOptions);
+        } elseif (count($aOptions) == 1) {
+            $aPLIDs = $aOptions[0];
+        } else {
+            $aPLIDs = array();
+        }
         if (empty($aPLIDs)) {
             $oPL = KTPermissionLookup::createFromArray(array());
             $iPLID = $oPL->getID();
--
libgit2 0.21.4