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Abschlusspruefung Modul
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<?php
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/* Copyright (C) 2006 Technikum-Wien
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
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*
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* Authors: Christian Paminger <christian.paminger@technikum-wien.at>,
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* Andreas Oesterreicher <andreas.oesterreicher@technikum-wien.at> and
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* Rudolf Hangl <rudolf.hangl@technikum-wien.at>.
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*/
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class abschlusspruefung
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{
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var $conn; // @var resource DB-Handle
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var $new; // @var boolean
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var $errormsg; // @var string
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var $result = array(); // @var email Objekt
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//Tabellenspalten
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var $abschlusspruefung_id;
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var $student_uid;
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var $vorsitz;
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var $pruefer1;
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var $pruefer2;
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var $pruefer3;
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var $abschlussbeurteilung_kurzbz;
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var $akadgrad_id;
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var $datum;
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var $sponsion;
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var $pruefungstyp_kurzbz;
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var $anmerkung;
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var $updateamum;
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var $updatevon;
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var $insertamum;
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var $insertvon;
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var $ext_id;
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// ***********************************************
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// * Konstruktor
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// * @param conn Connection zur Datenbank
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// * abschlusspruefung_id ID des zu ladenden Datensatzes
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// ***********************************************
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function abschlusspruefung($conn, $abschlusspruefung_id=null, $unicode=false)
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{
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$this->conn = $conn;
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if($unicode!=null)
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{
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if($unicode)
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$qry = "SET CLIENT_ENCODING TO 'UNICODE';";
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else
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$qry = "SET CLIENT_ENCODING TO 'LATIN9';";
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if(!pg_query($conn,$qry))
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{
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$this->errormsg = "Encoding konnte nicht gesetzt werden";
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return false;
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}
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}
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if($abschlusspruefung_id!= null)
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$this->load($abschlusspruefung_id);
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}
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// ***********************************************
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// * Laedt einen Datensatz
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// * @param abschlusspruefung_id ID des zu ladenden Datensatzes
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// ***********************************************
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function load($abschlusspruefung_id)
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{
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//id auf Gueltigkeit pruefen
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if(!is_numeric($abschlusspruefung_id))
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{
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$this->errormsg = 'abschlusspruefung_id muss eine gueltige Zahl sein';
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return false;
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}
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//laden des Datensatzes
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$qry = "SELECT * FROM lehre.tbl_abschlusspruefung WHERE abschlusspruefung_id='$abschlusspruefung_id';";
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if($result = pg_query($this->conn,$qry))
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{
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if($row=pg_fetch_object($result))
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{
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$this->abschlusspruefung_id = $row->abschlusspruefung_id;
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$this->student_uid = $row->student_uid;
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$this->vorsitz = $row->vorsitz;
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$this->pruefer1 = $row->pruefer1;
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$this->pruefer2 = $row->pruefer2;
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$this->pruefer3 = $row->pruefer3;
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$this->abschlussbeurteilung_kurzbz = $row->abschlussbeurteilung_kurzbz;
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$this->akadgrad_id = $row->akadgrad_id;
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$this->datum = $row->datum;
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$this->sponsion = $row->sponsion;
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$this->pruefungstyp_kurzbz = $row->pruefungstyp_kurzbz;
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$this->anmerkung = $row->anmerkung;
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$this->updateamum = $row->updateamum;
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$this->updatevon = $row->updatevon;
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$this->insertamum = $row->insertamum;
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$this->insertvon = $row->insertvon;
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$this->ext_id = $row->ext_id;
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return true;
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}
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else
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{
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$this->errormsg = 'Fehler bei der Datenbankabfrage';
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return false;
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}
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}
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else
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{
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$this->errormsg = 'Fehler bei der Datenbankabfrage';
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return false;
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}
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}
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// **************************************************
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// * Loescht einen Datensatz
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// * @param abschlusspruefung_id ID des zu loeschenden Datensatzes
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// * @return true wenn ok, false im Fehlerfall
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// **************************************************
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function delete($abschlusspruefung_id)
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{
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//abschlusspruefung_id auf Gueltigkeit pruefen
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if(!is_numeric($abschlusspruefung_id))
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{
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$this->errormsg = 'abschlusspruefung_id muss eine gueltige Zahl sein';
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return false;
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}
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$qry = "DELETE FROM lehre.tbl_abschlusspruefung WHERE abschlusspruefung_id = '$abschlusspruefung_id';";
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if(pg_query($this->conn,$qry))
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{
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//Log schreiben
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return true;
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}
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else
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{
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$this->errormsg = 'Fehler beim Loeschen';
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return false;
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}
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}
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function validate()
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{
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return true;
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}
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// ************************************************
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// * wenn $var '' ist wird "null" zurueckgegeben
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// * wenn $var !='' ist werden datenbankkritische
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// * Zeichen mit backslash versehen und das Ergebnis
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// * unter Hochkomma gesetzt.
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// ************************************************
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function addslashes($var)
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{
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return ($var!=''?"'".addslashes($var)."'":'null');
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}
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// *********************************************************************
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// * Speichert den aktuellen Datensatz
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// * Wenn $neu auf true gesetzt ist wird ein neuer Datensatz angelegt
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// * andernfalls wird der Datensatz mit der ID in $akte_id aktualisiert
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// * @return true wenn ok, false im Fehlerfall
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// *********************************************************************
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function save($new=null)
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{
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if(!$this->validate())
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return false;
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if($new==null)
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$new = $this->new;
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if($new)
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{
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//Neuen Datensatz anlegen
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$qry = "BEGIN;INSERT INTO lehre.tbl_abschlusspruefung (student_uid, vorsitz, pruefer1, pruefer2, pruefer3, abschlussbeurteilung_kurzbz, akadgrad_id,
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datum, sponsion, pruefungstyp_kurzbz, anmerkung, updateamum, updatevon, insertamum, insertvon, ext_id) VALUES (".
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$this->addslashes($this->student_uid).', '.
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$this->addslashes($this->vorsitz).', '.
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$this->addslashes($this->pruefer1).', '.
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$this->addslashes($this->pruefer2).', '.
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$this->addslashes($this->pruefer3).', '.
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$this->addslashes($this->abschlussbeurteilung_kurzbz).', '.
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$this->addslashes($this->akadgrad_id).', '.
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$this->addslashes($this->datum).', '.
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$this->addslashes($this->sponsion).', '.
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$this->addslashes($this->pruefungstyp_kurzbz).', '.
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$this->addslashes($this->anmerkung).', '.
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$this->addslashes($this->updateamum).', '.
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$this->addslashes($this->updatevon).', '.
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$this->addslashes($this->insertamum).', '.
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$this->addslashes($this->insertvon).', '.
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$this->addslashes($this->ext_id).');';
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}
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else
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{
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//Bestehenden Datensatz aktualisieren
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$qry= "UPDATE lehre.tbl_abschlusspruefung SET".
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" student_uid=".$this->addslashes($this->student_uid).",".
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" vorsitz=".$this->addslashes($this->vorsitz).",".
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" pruefer1=".$this->addslashes($this->pruefer1).",".
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" pruefer2=".$this->addslashes($this->pruefer2).",".
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" pruefer3=".$this->addslashes($this->pruefer3).",".
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" abschlussbeurteilung_kurzbz=".$this->addslashes($this->abschlussbeurteilung_kurzbz).",".
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" akadgrad_id=".$this->addslashes($this->akadgrad_id).",".
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" datum=".$this->addslashes($this->datum).",".
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" sponsion=".$this->addslashes($this->sponsion).",".
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" pruefungstyp_kurzbz=".$this->addslashes($this->pruefungstyp_kurzbz).",".
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" anmerkung=".$this->addslashes($this->anmerkung).",".
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" updateamum=".$this->addslashes($this->updateamum).",".
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" updatevon=".$this->addslashes($this->updatevon).",".
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" ext_id=".$this->addslashes($this->ext_id).
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" WHERE abschlusspruefung_id='".addslashes($this->abschlusspruefung_id)."'";
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}
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if(pg_query($this->conn, $qry))
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{
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if($new)
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{
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$qry = "SELECT currval('lehre.tbl_abschlusspruefung_abschlusspruefung_id') as id";
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if($result = pg_query($this->conn, $qry))
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{
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if($row = pg_fetch_object($result))
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{
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$this->abschlusspruefung_id = $row->id;
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pg_query($this->conn, 'COMMIT;');
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return true;
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}
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else
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{
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$this->errormsg = 'Fehler beim Auslesen der Sequence';
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pg_query($this->conn, 'ROLLBACK');
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return false;
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}
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}
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else
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{
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$this->errormsg = 'Fehler beim Auslesen der Sequence';
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pg_query($this->conn, 'ROLLBACK');
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return false;
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}
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}
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else
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return true;
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}
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else
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{
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$this->errormsg = 'Fehler beim Speichern des Datensatzes';
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return false;
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}
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}
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// ************************************************
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// * Laedt alle Abschlusspruefungen eines Studenten
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// * @param student_uid UID des Studenten
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// * @return true wenn ok, false wenn Fehler
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// ************************************************
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function getAbschlusspruefungen($student_uid)
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{
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$qry = "SELECT * FROM lehre.tbl_abschlusspruefung WHERE student_uid='".addslashes($student_uid)."' ORDER BY datum";
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if($result = pg_query($this->conn, $qry))
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{
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while($row = pg_fetch_object($result))
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{
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$obj = new abschlusspruefung($this->conn, null, null);
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$obj->abschlusspruefung_id = $row->abschlusspruefung_id;
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$obj->student_uid = $row->student_uid;
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$obj->vorsitz = $row->vorsitz;
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$obj->pruefer1 = $row->pruefer1;
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$obj->pruefer2 = $row->pruefer2;
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$obj->pruefer3 = $row->pruefer3;
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$obj->abschlussbeurteilung_kurzbz = $row->abschlussbeurteilung_kurzbz;
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$obj->akadgrad_id = $row->akadgrad_id;
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$obj->datum = $row->datum;
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$obj->sponsion = $row->sponsion;
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$obj->pruefungstyp_kurzbz = $row->pruefungstyp_kurzbz;
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$obj->anmerkung = $row->anmerkung;
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$obj->updateamum = $row->updateamum;
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$obj->updatevon = $row->updatevon;
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$obj->insertamum = $row->insertamum;
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$obj->insertvon = $row->insertvon;
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$obj->ext_id = $row->ext_id;
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$this->result[] = $obj;
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}
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return true;
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}
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else
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{
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$this->errormsg = 'Fehler beim Laden der Daten';
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return false;
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}
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}
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}
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?>
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@@ -630,5 +630,37 @@ class mitarbeiter extends benutzer
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}
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}
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// *************************************
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// * Laedt die Mitarbeiter deren
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// * Nachname mit $filter beginnt
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// *************************************
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function getMitarbeiterFilter($filter)
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{
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$qry = "SELECT * FROM campus.vw_mitarbeiter WHERE nachname ~* '".addslashes($filter).".*'";
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if($result = pg_query($this->conn, $qry))
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{
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while($row = pg_fetch_object($result))
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{
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$obj = new mitarbeiter($this->conn, null, null);
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$obj->uid = $row->uid;
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$obj->vorname = $row->vorname;
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$obj->nachname = $row->nachname;
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$obj->titelpre = $row->titelpre;
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$obj->titelpost = $row->titelpost;
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$obj->kurzbz = $row->kurzbz;
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$obj->vornamen = $row->vornamen;
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$this->result[] = $obj;
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}
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return true;
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}
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else
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{
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$this->errormsg = 'Fehler beim Laden der Daten';
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return false;
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}
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}
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}
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?>
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