- Erweiterungen Studenten Modul

- Zeitsperre: standardmäßig ist keine vertretung ausgewählt

content/bild.php

@@ -0,0 +1,58 @@
+<?php
+/* Copyright (C) 2006 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: Christian Paminger <christian.paminger@technikum-wien.at>,
+ *          Andreas Oesterreicher <andreas.oesterreicher@technikum-wien.at> and
+ *          Rudolf Hangl <rudolf.hangl@technikum-wien.at>.
+ */
+// Holt den Hexcode eines Bildes aus der DB wandelt es in Zeichen
+// um und gibt das ein Bild zurueck.
+// Aufruf mit <img src='bild.php?src=frage&frage_id=1
+require_once('../vilesci/config.inc.php');
+
+//Hexcode in String umwandeln
+function hexstr($hex)
+{
+    $string="";
+    for ($i=0;$i<strlen($hex)-1;$i+=2)
+        $string.=chr(hexdec($hex[$i].$hex[$i+1]));
+    return $string;
+}
+
+//Connection Herstellen
+if(!$conn = pg_pconnect(CONN_STRING))
+	die('Fehler beim oeffnen der Datenbankverbindung');
+
+//Hex Dump aus der DB holen
+$qry = '';
+if(isset($_GET['src']) && $_GET['src']=='person' && isset($_GET['person_id']))
+{
+	$qry = "SELECT foto FROM public.tbl_person WHERE person_id='".addslashes($_GET['person_id'])."'";
+}
+else 
+	echo 'Unkown type';
+
+if($qry!='')
+{
+	//Header fuer Bild schicken
+	header("Content-type: image/gif");
+	$result = pg_query($conn, $qry);
+	//HEX Werte in Zeichen umwandeln und ausgeben
+	if($row = pg_fetch_object($result))	
+		echo hexstr($row->foto);
+}
+?>