Files
FHC-Core/cis/testtool/bild.php
T

85 lines
2.6 KiB
PHP

<?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('../../config/cis.config.inc.php');
require_once('../../include/basis_db.class.php');
require_once('../../include/benutzerberechtigung.class.php');
if (!$db = new basis_db())
die('Fehler beim Oeffnen der Datenbankverbindung');
session_start();
if(!isset($_SESSION['pruefling_id']))
{
$user = get_uid();
$rechte = new benutzerberechtigung();
$rechte->getBerechtigungen($user);
if (!$rechte->isBerechtigt('basis/testtool', null, 's'))
die($rechte->errormsg);
}
//base64 Dump aus der DB holen
$qry = '';
if(isset($_GET['src']) && $_GET['src']=='frage' && isset($_GET['frage_id']))
{
$qry = "
SELECT
bild
FROM
testtool.tbl_frage_sprache
WHERE
frage_id=".$db->db_add_param($_GET['frage_id'], FHC_INTEGER)."
AND sprache=".$db->db_add_param($_GET['sprache']);
}
elseif(isset($_GET['src']) && $_GET['src']=='vorschlag' && isset($_GET['vorschlag_id']))
{
$qry = "
SELECT
bild
FROM
testtool.tbl_vorschlag_sprache
WHERE
vorschlag_id=".$db->db_add_param($_GET['vorschlag_id'], FHC_INTEGER)."
AND sprache=".$db->db_add_param($_GET['sprache']);
}
elseif(isset($_GET['src']) && $_GET['src']=='flag' && isset($_GET['sprache']))
{
$qry = "SELECT flagge as bild FROM public.tbl_sprache WHERE sprache=".$db->db_add_param($_GET['sprache']);
}
else
echo 'Unkown type';
if($qry!='')
{
//Header fuer Bild schicken
header("Content-type: image/gif");
$result = $db->db_query($qry);
$row = $db->db_fetch_object($result);
//base64 zurueckwandeln und ausgeben
echo base64_decode($row->bild);
}
?>