From 7e3bfd2c75b9bb86df24c44a3ef6d79c547e170a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andreas=20=C3=96sterreicher?= <oesi@technikum-wien.at>
Date: Tue, 22 Jan 2013 10:17:00 +0000
Subject: [PATCH] =?UTF-8?q?FreeBusy=20f=C3=BCr=20Zeitsperren?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 cis/public/freebusy_zeitsperren.php | 87 +++++++++++++++++++++++++++++
 include/stunde.class.php            | 30 ++++++++++
 2 files changed, 117 insertions(+)
 create mode 100755 cis/public/freebusy_zeitsperren.php

diff --git a/cis/public/freebusy_zeitsperren.php b/cis/public/freebusy_zeitsperren.php
new file mode 100755
index 000000000..d35f669ec
--- /dev/null
+++ b/cis/public/freebusy_zeitsperren.php
@@ -0,0 +1,87 @@
+<?php
+/* Copyright (C) 2012 FH Technikum-Wien
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * Authors: Andreas Oesterreicher 	<andreas.oesterreicher@technikum-wien.at>
+ */
+/**
+ * Dieses Script liefert die FreeBusy Informationen für die Zeitsperren
+ * 
+ * Aufruf: http://www.example.com/cis/public/freebusy_zeitsperren.php/[uid]
+ * zB
+ * http://www.example.com/cis/public/freebusy_zeitsperren.php/oesi
+ */
+require_once('../../config/cis.config.inc.php');
+require_once('../../include/benutzer.class.php');
+require_once('../../include/functions.inc.php');
+require_once('../../include/zeitsperre.class.php');
+require_once('../../include/ical.class.php');
+require_once('../../include/stunde.class.php');
+
+$uid = mb_substr($_SERVER['PATH_INFO'],1);
+
+$bn = new benutzer();
+if(!$bn->load($uid))
+	die('User invalid');
+	
+header("Content-Type: text/calendar; charset=UTF-8");
+
+echo "BEGIN:VCALENDAR\n";
+echo "VERSION:2.0\n";
+echo "PRODID:-//FH TECHNIKUM WIEN//EN\n";
+echo "METHOD:PUBLISH\n";
+echo 'ORGANIZER;CN=',$bn->vorname,' ',$bn->nachname,':mailto:',$uid,'@',DOMAIN,"\n";
+echo 'DTSTAMP;TZID=Europe/Vienna:',date('Ymd', mktime(date('H'),date('i'),date('s'),date('m'),date('d')-5,date('Y'))),'T',date('Hms'),"\n";
+echo 'DTSTART;TZID=Europe/Vienna:',date('Ymd', mktime(0,0,0,date('m'),date('d')-5,date('Y'))),"T000000\n";
+echo 'DTEND;TZID=Europe/Vienna:',date('Ymd', mktime(0,0,0,date('m'),date('d')+30,date('Y'))),"T000000\n";
+echo 'URL:',APP_ROOT,'cis/public/freebusy_zeitsperren.php/',$uid,"\n";
+echo "BEGIN:VFREEBUSY";
+
+// Alle Umfragen holen an denen der User beteiligt ist
+$zeitsperre = new zeitsperre();
+$zeitsperre->getzeitsperren($uid);
+
+foreach($zeitsperre->result as $row)
+{	
+	//Start und Ende berechnen
+	$stunde = new stunde();
+	
+	if($row->vonstunde!='')
+	{
+		$stunde->load($row->vonstunde);
+		$vonuhrzeit = $stunde->beginn;
+	}
+	else
+		$vonuhrzeit = '00:00:00';
+		
+	if($row->bisstunde!='')
+	{
+		$stunde->load($row->bisstunde);
+		$bisuhrzeit = $stunde->ende;
+	}
+	else
+		$bisuhrzeit = '23:59:00';
+		
+	$date = new DateTime($row->vondatum.' '.$vonuhrzeit);
+	$dtstart = $date->format('Ymd\THis');
+	$date = new DateTime($row->bisdatum.' '.$bisuhrzeit);
+	$dtende = $date->format('Ymd\THis');
+	echo "\nFREEBUSY;TZID=Europe/Vienna: $dtstart/$dtende";
+}
+
+echo "\nEND:VFREEBUSY";
+echo "\nEND:VCALENDAR";
+?>
\ No newline at end of file
diff --git a/include/stunde.class.php b/include/stunde.class.php
index c759cd298..8a831e6dd 100644
--- a/include/stunde.class.php
+++ b/include/stunde.class.php
@@ -121,5 +121,35 @@ class stunde extends basis_db
 		} 
 		return $stunden;
 	}
+	
+	/**
+	 * Laedt eine Stunde
+	 * @param $stunde
+	 */
+	public function load($stunde)
+	{
+		$qry = "SELECT * FROM lehre.tbl_stunde WHERE stunde=".$this->db_add_param($stunde, FHC_INTEGER).";";
+		if($result = $this->db_query($qry))
+		{
+			if($row = $this->db_fetch_object($result))
+			{
+				$this->beginn = $row->beginn;
+				$this->ende = $row->ende;
+				$this->stunde = $row->stunde;
+				return true;
+			}
+			else
+			{
+				$this->errormsg = 'Stunde wurde nicht gefunden';
+				return false;
+			}
+		}
+		else
+		{
+			$this->errormsg ='Fehler beim Laden der Daten';
+			return false;
+		}
+	}
+	
 }
 ?>
\ No newline at end of file