From 402dc172b65f5315458ab6ca4acf15fd2127c417 Mon Sep 17 00:00:00 2001
From: Philip Häusler <msquare@notrademark.de>
Date: Thu, 29 Sep 2011 14:38:23 +0200
Subject: fixed shift length display

---
 includes/sys_shift.php | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'includes/sys_shift.php')

diff --git a/includes/sys_shift.php b/includes/sys_shift.php
index 7baeb8a4..329a40ff 100644
--- a/includes/sys_shift.php
+++ b/includes/sys_shift.php
@@ -1,4 +1,15 @@
 <?php
+
+
+/**
+ * Shiftlänge ausrechnen, kommt im Format 12:23h zurück
+ */
+function shift_length($shift) {
+	$length = round(($shift['end'] - $shift['start']) / (60 * 60), 0) . ":";
+	$length .= str_pad((($shift['end'] - $shift['start']) % (60 * 60)) / 60, 2, "0", STR_PAD_LEFT) . "h";
+	return $length;
+}
+
 function load_shift_basics() {
 	global $VeranstaltungsTageMax, $Room, $RoomID, $EngelType, $EngelTypeID, $TID2Name, $Veranstaltungstage;
 
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