From 59a36c0b268e01d2928590cb9d863704ffb22099 Mon Sep 17 00:00:00 2001
From: "Michael J. Rubinsky" <mrubinsk@horde.org>
Date: Mon, 21 Sep 2009 19:53:27 -0400
Subject: [PATCH] Correct conditional that catches conflicts.

Allow the next event to start at the end time of the previous event.
---
 kronolith/lib/Resource/Single.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/kronolith/lib/Resource/Single.php b/kronolith/lib/Resource/Single.php
index 6e47f851a..5b5c9024f 100644
--- a/kronolith/lib/Resource/Single.php
+++ b/kronolith/lib/Resource/Single.php
@@ -57,8 +57,10 @@ class Kronolith_Resource_Single extends Kronolith_Resource_Base
                       $e->hasStatus(Kronolith::STATUS_FREE)) &&
                      $e->getUID() !== $uid) {
 
-                     if (!($e->start->compareDateTime($end) >= 1 ||
-                         $e->end->compareDateTime($start) <= -1)) {
+                     // Comparing to zero allows the events to start at the same
+                     // the previous event ends.
+                     if (!($e->start->compareDateTime($end) >= 0) &&
+                         !($e->end->compareDateTime($start) <= 0)) {
 
                         return false;
                      }
-- 
2.11.0