This commit is contained in:
Rudolf Hangl
2008-03-13 15:50:03 +00:00
parent e0f599506c
commit 5c0da441a2
+179
View File
@@ -0,0 +1,179 @@
<?php
/* Copyright (C) 2008 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.
*
* Author: Rudolf Hangl <rudolf.hangl@technikum-wien.at>
*/
/*
Entfernen (doppelter) Interessenten
*/
require_once('../config.inc.php');
require_once('../../include/functions.inc.php');
if(!$conn=pg_pconnect(CONN_STRING))
die("Konnte Verbindung zur Datenbank nicht herstellen");
function myaddslashes($var)
{
return ($var!=''?"'".addslashes($var)."'":'null');
}
$msg='';
//prestudent_id
if (isset($_GET['prestudent']) || isset($_POST['prestudent']))
{
$prestudent_id=(isset($_GET['prestudent'])?$_GET['prestudent']:$_POST['prestudent']);
}
else
{
$prestudent='';
}
//person_id
if (isset($_GET['person']) || isset($_POST['person']))
{
$person=(isset($_GET['person'])?$_GET['person']:$_POST['person']);
}
else
{
$person='';
}
if($person!='' && $prestudent!='')
{
$qry="SELECT * FROM public.tbl_prestudent WHERE person_id=".$person.";";
if($result = pg_query($conn, $qry))
{
if(pg_num_rows($result)>1)
{
$q2="SELECT * FROM public.tbl_prestudent WHERE person_id=".$person." AND prestudent_id=".$prestudent.";";
if($result2 = pg_query($conn, $q2))
{
if(pg_num_rows($result2)<1)
{
//kein prestudent mit eingegebener person_id und prestudent_id gefunden
$msg="Die Eingaben passen nicht zusammen!";
}
else
{
$q3="SELECT * FROM public.tbl_prestudentrolle WHERE prestudent_id=".$prestudent." AND rolle_kurzbz='Interessent';";
if($result3 = pg_query($conn, $q3))
{
if(pg_num_rows($result3)==1)
{
//mehrere prestudenten an diesem studenten => nur prestudentrolle und prestudent werden gelöscht
$del="DELETE FROM public.tbl_prestudentrolle WHERE prestudent_id=".$prestudent." AND rolle_kurzbz='Interessent';DELETE FROM public.tbl_prestudent WHERE prestudent_id=".$prestudent.";";
if(pg_query($conn, $del))
{
$msg="Prestudent mit ID ".$prestudent." und Prestudentrolle Interessent entfernt.<br>".str_replace(";DELETE",";<br>DELETE",$del);
}
else
{
$msg="Fehler bei: ".$del;
}
}
else
{
$msg="Eingabedaten zeigen nicht auf einen Interessenten!";
}
}
}
}
}
elseif(pg_num_rows($result)==1)
{
if($row = pg_fetch_object($result))
{
if($row->prestudent_id==$prestudent)
{
$q3="SELECT * FROM public.tbl_prestudentrolle WHERE prestudent_id=".$prestudent." AND rolle_kurzbz='Interessent';";
if($result3 = pg_query($conn, $q3))
{
if(pg_num_rows($result3)==1)
{
//löschen von prestudentrolle, prestudent, adresse, kontakt und person werden gelöscht
$del="DELETE FROM public.tbl_prestudentrolle WHERE prestudent_id=".$prestudent." AND rolle_kurzbz='Interessent';DELETE FROM public.tbl_prestudent WHERE prestudent_id=".$prestudent.";DELETE FROM public.tbl_adresse WHERE person_id=".$person.";DELETE FROM public.tbl_kontakt WHERE person_id=".$person.";DELETE FROM public.tbl_person WHERE person_id=".$person.";";
if(pg_query($conn, $del))
{
$msg="Prestudent mit ID ".$prestudent." und Person mit ID ".$person." entfernt.<br>".str_replace(";DELETE",";<br>DELETE",$del);
}
else
{
$msg="Fehler bei: ".$del;
}
}
else
{
$msg="Eingabedaten zeigen nicht auf einen Interessenten!";
}
}
}
else
{
$msg="Eingaben passen nicht zusammen!";
}
}
}
else
{
//kein prestudent gefunden
$msg="Keinen Prestudent mit dieser person_id gefunden! Bitte Eingabe überprüfen!";
}
}
}
else
{
$msg="Bitte beide Parameter eingeben!";
}
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<link href="../../skin/vilesci.css" rel="stylesheet" type="text/css">
<title>Entfernen von (doppelten) Interessenten</title>
</head>
<body>
<H1>Entfernen von (doppelten) Interessenten</H1>
<?php
echo "<form name='suche' action='interessent_entfernen.php' method='POST'>";
echo "<table><tr>";
echo "<th>prestudent_id</th><th>person_id</th><th>&nbsp;</th>";
echo "<tr>";
echo "<td><input name=\"prestudent\" type=\"text\" value=\"$prestudent\" size=\"16\" maxlength=\"8\"></td>";
echo "<td><input name='person' type='text' value=\"$person\" size='16' maxlength='8'></td>";
echo "<td><input type='submit' value=' entfernen '></td></tr>";
echo "</table></form>";
?>
<br>
<center><h2><?php echo "<span style=\"font-size:0.7em\">".
substr(CONN_STRING,strpos(CONN_STRING,'dbname=')+7,strpos(CONN_STRING,'user=')-strpos(CONN_STRING,'dbname=')-7).": ".
$msg."</span>"; ?></h2></center>
<br>
</tr>
</table>
</body>
</html>