Files
FHC-Core/content/statistik/bama_studentenstrom.svg.php
2014-12-01 10:07:21 +00:00

192 lines
7.7 KiB
PHP

<?php
/* Copyright (C) 2009 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>,
* Rudolf Hangl <rudolf.hangl@technikum-wien.at> and
* Gerald Simane-Sequens <gerald.simane-sequens@technikum-wien.at>
*/
require_once('../../config/vilesci.config.inc.php');
require_once('../../include/basis_db.class.php');
require_once('../../include/ezcomponents/Base/src/ezc_bootstrap.php');
$db = new basis_db();
//$user = get_uid();
$stsem=0;
$studiengang_kz=0;
if(!$graph = new ezcGraphLineChart())
die('Fehler beim Initialisieren von EZComponents');
$stsem = $_GET['stsem'];
$studiengang_kz = $_GET['studiengang_kz'];
$typ = $_GET['typ'];
$studiengang_kurzbz = strtoupper($typ.$_GET['kurz']);
$graph->title = "5-Jahresansicht Stg: ".$studiengang_kurzbz;
$hlp=array();
$keys=array();
$summe=array();
if(trim($typ)=="m")
{
FOR($i=0;$i<5;$i++)
{
$summe[(substr(trim($stsem),-4)-$i)] = 0;
//Anzahl pro Studiengang
$qry = "SELECT DISTINCT count(*)as count, studiengang_kz, typ||kurzbz as stgkurz
FROM public.tbl_person JOIN public.tbl_prestudent ON(public.tbl_person.person_id=public.tbl_prestudent.person_id)
JOIN public.tbl_prestudentstatus ON(public.tbl_prestudent.prestudent_id=public.tbl_prestudentstatus.prestudent_id)
JOIN public.tbl_studiengang USING(studiengang_kz)
WHERE status_kurzbz='Absolvent' AND typ!='m'
AND public.tbl_person.person_id IN(SELECT public.tbl_person.person_id FROM public.tbl_person
JOIN public.tbl_prestudent ON(public.tbl_person.person_id=public.tbl_prestudent.person_id)
JOIN public.tbl_prestudentstatus ON(public.tbl_prestudent.prestudent_id=public.tbl_prestudentstatus.prestudent_id)
WHERE studiengang_kz=".$db->db_add_param($studiengang_kz)."
AND studiensemester_kurzbz='WS".(substr(trim($stsem),-4)-$i)."'
AND status_kurzbz='Student'
AND ausbildungssemester='1')
GROUP BY studiengang_kz, typ, public.tbl_studiengang.bezeichnung, public.tbl_studiengang.kurzbz ORDER BY stgkurz";
//echo $qry."<br>--<br>";
if($result = $db->db_query($qry))
{
while($row = $db->db_fetch_object($result))
{
$hlp[strtoupper($row->stgkurz)][(substr(trim($stsem),-4)-$i)]=$row->count;
$summe[(substr(trim($stsem),-4)-$i)] = $summe[(substr(trim($stsem),-4)-$i)] + $row->count;
$keys[$i] = (substr(trim($stsem),-4)-$i);
}
}
//Gesamtanzahl
$qry_anzahl="SELECT count(*) as anzahl FROM public.tbl_person
JOIN public.tbl_prestudent ON(public.tbl_person.person_id=public.tbl_prestudent.person_id)
JOIN public.tbl_prestudentstatus ON(public.tbl_prestudent.prestudent_id=public.tbl_prestudentstatus.prestudent_id)
WHERE studiengang_kz=".$db->db_add_param($studiengang_kz)."
AND studiensemester_kurzbz='WS".(substr(trim($stsem),-4)-$i)."'
AND status_kurzbz='Student'
AND ausbildungssemester='1'";
if($result_anzahl=$db->db_query($qry_anzahl))
{
if($row_anzahl=$db->db_fetch_object($result_anzahl))
{
$hlp['extern'][(substr(trim($stsem),-4)-$i)]= $row_anzahl->anzahl - $summe[(substr(trim($stsem),-4)-$i)];
if($hlp['extern'][(substr(trim($stsem),-4)-$i)]<0)
$hlp['extern'][(substr(trim($stsem),-4)-$i)]=0;
$hlp['gesamt'][(substr(trim($stsem),-4)-$i)]= $row_anzahl->anzahl;
if($hlp['gesamt'][(substr(trim($stsem),-4)-$i)]<0)
$hlp['gesamt'][(substr(trim($stsem),-4)-$i)]=0;
$keys[$i] = (substr(trim($stsem),-4)-$i);
}
}
}
//'0'-er ergänzen
FOR ($i=0;$i<5;$i++)
{
foreach(array_keys($hlp)as $jeder)
{
if(empty($hlp[$jeder][(substr(trim($stsem),-4)-$i)]))
{
$hlp[$jeder][(substr(trim($stsem),-4)-$i)]='0';
$keys[$i] = (substr(trim($stsem),-4)-$i);
}
}
}
}
if(trim($typ)=="b")
{
FOR($i=0;$i<5;$i++)
{
$summe[(substr(trim($stsem),-4)-$i)] = 0;
//Anzahl pro Studiengang
$qry = "SELECT DISTINCT count(*)as count, studiengang_kz, typ||kurzbz as stgkurz FROM
(SELECT DISTINCT ON(public.tbl_person.person_id, studiengang_kz) studiengang_kz,typ, tbl_studiengang.bezeichnung, tbl_studiengang.kurzbz
FROM public.tbl_person JOIN public.tbl_prestudent ON(public.tbl_person.person_id=public.tbl_prestudent.person_id)
JOIN public.tbl_prestudentstatus ON(public.tbl_prestudent.prestudent_id=public.tbl_prestudentstatus.prestudent_id)
JOIN public.tbl_studiengang USING(studiengang_kz)
WHERE status_kurzbz='Student' AND typ='m'
AND public.tbl_person.person_id IN(SELECT public.tbl_person.person_id FROM public.tbl_person
JOIN public.tbl_prestudent ON(public.tbl_person.person_id=public.tbl_prestudent.person_id)
JOIN public.tbl_prestudentstatus ON(public.tbl_prestudent.prestudent_id=public.tbl_prestudentstatus.prestudent_id)
WHERE studiengang_kz=".$db->db_add_param($studiengang_kz)."
AND status_kurzbz='Absolvent'
AND (studiensemester_kurzbz='WS".(substr(trim($stsem),-4)-$i)."' OR studiensemester_kurzbz='SS".(substr(trim($stsem),-4)-$i)."') )) as b
GROUP BY studiengang_kz, typ, bezeichnung, kurzbz ORDER BY stgkurz";
//echo $qry."<br>--<br>";
if($result = $db->db_query($qry))
{
while($row = $db->db_fetch_object($result))
{
$hlp[strtoupper($row->stgkurz)][(substr(trim($stsem),-4)-$i)]=$row->count;
$summe[(substr(trim($stsem),-4)-$i)] = $summe[(substr(trim($stsem),-4)-$i)] + $row->count;
$keys[$i] = (substr(trim($stsem),-4)-$i);
}
}
//Gesamtanzahl
$qry_anzahl="SELECT count(*) as anzahl FROM public.tbl_person
JOIN public.tbl_prestudent ON(public.tbl_person.person_id=public.tbl_prestudent.person_id)
JOIN public.tbl_prestudentstatus ON(public.tbl_prestudent.prestudent_id=public.tbl_prestudentstatus.prestudent_id)
WHERE studiengang_kz=".$db->db_add_param($studiengang_kz)."
AND status_kurzbz='Absolvent'
AND (studiensemester_kurzbz='WS".(substr(trim($stsem),-4)-$i)."' OR studiensemester_kurzbz='SS".(substr(trim($stsem),-4)-$i)."')";
if($result_anzahl=$db->db_query($qry_anzahl))
{
if($row_anzahl=$db->db_fetch_object($result_anzahl))
{
$hlp['extern'][(substr(trim($stsem),-4)-$i)]= $row_anzahl->anzahl - $summe[(substr(trim($stsem),-4)-$i)];
if($hlp['extern'][(substr(trim($stsem),-4)-$i)]<0)
$hlp['extern'][(substr(trim($stsem),-4)-$i)]=0;
$hlp['gesamt'][(substr(trim($stsem),-4)-$i)]= $row_anzahl->anzahl;
if($hlp['gesamt'][(substr(trim($stsem),-4)-$i)]<0)
$hlp['gesamt'][(substr(trim($stsem),-4)-$i)]=0;
$keys[$i] = (substr(trim($stsem),-4)-$i);
}
}
}
//'0'-er ergänzen
FOR ($i=0;$i<5;$i++)
{
foreach(array_keys($hlp)as $jeder)
{
if(empty($hlp[$jeder][(substr(trim($stsem),-4)-$i)]))
{
$hlp[$jeder][(substr(trim($stsem),-4)-$i)]='0';
$keys[$i] = (substr(trim($stsem),-4)-$i);
}
}
}
}
//var_dump($hlp);
//die;
$graph->xAxis->axisLabelRenderer = new ezcGraphAxisRotatedLabelRenderer();
$graph->xAxis->axisLabelRenderer->angle = 0;
if(empty($keys))
die('Keine Daten vorhanden');
asort($keys, SORT_NUMERIC);
foreach($hlp as $status=>$data)
{
reset($keys);
ksort($data, SORT_NUMERIC);
$graph->data[$status] = new ezcGraphArrayDataSet( $data );
}
$graph->renderToOutput( 500, 500);
?>