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SYNC LVInfo
This commit is contained in:
Rudolf Hangl
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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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/**
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* Klasse lvinfo (FAS-Online)
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* @create 04-12-2006
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*/
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class lvinfo
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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 fachbereich Objekt
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//Tabellenspalten
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var $lvinfo_id; // @var integer
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var $lehrziele; // @var string
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var $lehrinhalte; // @var string
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var $voraussetzungen; // @var string
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var $unterlagen; // @var string
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var $pruefungsordnung; // @var string
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var $anmerkungen; // @var string
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var $kurzbz; // @var string
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var $lehrformen; // @var string
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var $genehmigt; // @var boolean
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var $aktiv; // @var boolean
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var $sprache; // @var string
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var $lehrveranstaltung_nr; // @var integer
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var $updateamum; // @var timestamp
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var $updatevon=0; // @var string
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var $insertamum; // @var timestamp
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var $insertvon=0; // @var string
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/**
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* Konstruktor
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* @param $conn Connection zur DB
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* $lvinfo_id ID des zu ladenden Ortes
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*/
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function lvinfo($conn, $lvinfo_id=null)
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{
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$this->conn = $conn;
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if($lvinfo_id != null && is_numeric($lvinfo_id))
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$this->load($lvinfo_id);
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}
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/**
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* Laedt alle verfuegbaren LVInfos
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* @return true wenn ok, false im Fehlerfall
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*/
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function getAll()
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{
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$qry = 'SELECT * FROM tbl_lvinfo order by lvinfo_id;';
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if(!$res = pg_query($this->conn, $qry))
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{
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$this->errormsg = 'Fehler beim Laden der Datensaetze';
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return false;
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}
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while($row = pg_fetch_object($res))
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{
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$lvinfo_obj = new lvinfo($this->conn);
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$lvinfo_obj->lvinfo_id = $row->lvinfo_id;
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$lvinfo_obj->lehrziele = $row->lehrziele;
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$lvinfo_obj->lehrinhalte = $row->lehrinhalte;
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$lvinfo_obj->voraussetzungen = $row->voraussetzungen;
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$lvinfo_obj->unterlagen = $row->unterlagen;
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$lvinfo_obj->pruefungsordnung = $row->pruefungsordnung;
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$lvinfo_obj->anmerkungen = $row->anmerkungen;
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$lvinfo_obj->kurzbz = $row->kurzbz;
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$lvinfo_obj->lehrformen = $row->lehrformen;
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$lvinfo_obj->genehmigt = $row->genehmigt;
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$lvinfo_obj->aktiv = $row->aktiv;
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$lvinfo_obj->sprache = $row->sprache;
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$lvinfo_obj->lehrveranstaltung_nr = $row->lehrveranstaltung_nr;
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$lvinfo_obj->insertamum = $row->insertamum;
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$lvinfo_obj->insertvon = $row->insertvon;
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$lvinfo_obj->updateamum = $row->updateamum;
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$lvinfo_obj->updatevon = $row->updatevon;
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$this->result[] = $lvinfo_obj;
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}
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return true;
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}
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/**
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* Laedt eine LVInfo
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* @param $lvinfo_id ID der zu ladenden LVInfo
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* @return true wenn ok, false im Fehlerfall
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*/
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function load($lvinfo_id)
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{
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if($lvinfo == '' || !is_numeric($lvinfo_id))
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{
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$this->errormsg = 'lvinfo_id ungültig';
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return false;
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}
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$qry = "SELECT * FROM tbl_lvinfo WHERE lvinfo_id = '$lvinfo_id';";
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if(!$res = pg_query($this->conn, $qry))
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{
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$this->errormsg = 'Fehler beim Laden des Datensatzes';
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return false;
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}
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if($row=pg_fetch_object($res))
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{
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$this->lvinfo_id = $row->lvinfo_id;
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$this->lehrziele = $row->lehrziele;
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$this->lehrinhalte = $row->lehrinhalte;
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$this->voraussetzungen = $row->voraussetzungen;
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$this->unterlagen = $row->unterlagen;
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$this->pruefungsordnung = $row->pruefungsordnung;
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$this->anmerkungen = $row->anmerkungen;
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$this->kurzbz = $row->kurzbz;
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$this->lehrformen = $row->lehrformen;
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$this->genehmigt = $row->genehmigt;
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$this->aktiv = $row->aktiv;
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$this->sprache = $row->sprache;
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$this->lehrveranstaltung_nr = $row->lehrveranstaltung_nr;
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$this->kosten = $row->kosten;
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$this->insertamum = $row->insertamum;
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$this->insertvon = $row->insertvon;
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$this->updateamum = $row->updateamum;
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$this->updatevon = $row->updatevon;
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}
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else
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{
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$this->errormsg = 'Es ist kein Datensatz mit dieser ID ('.$lvinfo_id.') vorhanden';
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return false;
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}
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return true;
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}
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/**
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* Loescht einen Datensatz
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* @param $lvinfo_id ID des Datensatzes der geloescht werden soll
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* @return true wenn ok, false im Fehlerfall
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*/
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function delete($lvinfo_id)
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{
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$this->errormsg = 'Noch nicht implementiert';
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return false;
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}
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function addslashes($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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* Prueft die Gueltigkeit der Variablen
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* @return true wenn ok, false im Fehlerfall
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*/
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function checkvars()
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{
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$this->lehrziele = str_replace("'",'´',$this->lehrziele);
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$this->lehrinhalte = str_replace("'",'´',$this->lehrinhalte);
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$this->voraussetzungen = str_replace("'",'´',$this->voraussetzungen);
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$this->unterlagen = str_replace("'",'´',$this->unterlagen);
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$this->pruefungsordnung = str_replace("'",'´',$this->pruefungsordnung);
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$this->anmerkungen = str_replace("'",'´',$this->anmerkungen);
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$this->kurzbz = str_replace("'",'´',$this->kurzbz);
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$this->lehrformen = str_replace("'",'´',$this->lehrformen);
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$this->sprache = str_replace("'",'´',$this->sprache);
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//Laenge Pruefen
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if(strlen($this->sprache)>30)
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{
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$this->errormsg = "Lehrziele darf nicht laenger als 16 Zeichen sein bei <b>".$this->$lvinfo_id."</b> - $this->sprache";
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return false;
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}
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$this->errormsg = '';
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return true;
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}
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/**
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* Speichert den aktuellen Datensatz
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* @return true wenn ok, false im Fehlerfall
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*/
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function save()
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{
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//Gueltigkeit der Variablen pruefen
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if(!$this->checkvars())
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return false;
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if($this->new)
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{
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//Pruefen ob lvinfo_id eine gueltige Bezeichnung ist
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if($this->lvinfo_id == '' || !is_numeric($this->lvinfo_id))
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{
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$this->errormsg = 'lvinfo_id ungültig';
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return false;
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}
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//Neuen Datensatz anlegen
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$qry = 'INSERT INTO tbl_lvinfo (lehrziele, lehrinhalte, voraussetzungen, unterlagen, pruefungsordnung, anmerkungen,
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kurzbz, lehrformen, genehmigt, aktiv, sprache, lehrveranstaltung_nr, insertamum, insertvon, updateamum,
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updatevon) VALUES ('.
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$this->addslashes($this->lehrziele).', '.
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$this->addslashes($this->lehrinhalte).', '.
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$this->addslashes($this->voraussetzungen).', '.
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$this->addslashes($this->unterlagen).', '.
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$this->addslashes($this->pruefungsordnung).', '.
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$this->addslashes($this->anmerkungen).', '.
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$this->addslashes($this->kurzbz).', '.
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$this->addslashes($this->lehrformen).', '.
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($this->genehmigt?'true':'false').', '.
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($this->aktiv?'true':'false').', '.
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$this->addslashes($this->sprache).', '.
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$this->addslashes($this->lehrveranstaltung_nr).', '.
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$this->addslashes($this->insertamum).', '.
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$this->addslashes($this->insertvon).', '.
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$this->addslashes($this->updateamum).', '.
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$this->addslashes($this->updatevon).');';
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}
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else
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{
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//bestehenden Datensatz akualisieren
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//Pruefen ob lvinfo_id gueltig ist
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if($this->lvinfo_id == '' || !is_numeric($this->lvinfo_id))
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{
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$this->errormsg = 'lvinfo_id '.$this->lvinfo_id.' ungültig';
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return false;
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}
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$qry = 'UPDATE tbl_lvinfo SET '.
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'lvinfo_id='.$this->addslashes($this->lvinfo_id).', '.
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'lehrziele='.$this->addslashes($this->lehrziele).', '.
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'lehrinhalte='.$this->addslashes($this->lehrinhalte).', '.
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'voraussetzungen='.$this->addslashes($this->voraussetzungen).', '.
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'pruefungsordnung='.$this->addslashes($this->pruefungsordnung).', '.
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'anmerkungen='.$this->addslashes($this->anmerkungen).', '.
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'kurzbz='.$this->addslashes($this->kurzbz).', '.
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'lehrformen='.$this->addslashes($this->lehrformen).', '.
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'genehmigt='.($this->aktiv?'true':'false') .', '.
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'aktiv='.($this->aktiv?'true':'false') .', '.
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'sprache='.$this->addslashes($this->sprache).', '.
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'lehrveranstaltung_nr='.$this->addslashes($this->lehrveranstaltung_nr).', '.
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'insertamum='.$this->addslashes($this->insertamum).', '.
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'insertvon='.$this->addslashes($this->insertvon).', '.
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'updateamum='.$this->addslashes($this->updateamum).', '.
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'updatevon='.$this->addslashes($this->updatevon).' '.
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'WHERE lvinfo_id = '.$this->addslashes($this->lvinfo_id).';';
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}
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if(pg_query($this->conn, $qry))
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{
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/*//Log schreiben
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$sql = $qry;
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$qry = "SELECT nextval('log_seq') as id;";
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if(!$row = pg_fetch_object(pg_query($this->conn, $qry)))
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{
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$this->errormsg = 'Fehler beim Auslesen der Log-Sequence';
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return false;
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}
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$qry = "INSERT INTO log(log_pk, creationdate, creationuser, sql) VALUES('$row->id', now(), '$this->updatevon', '".addslashes($sql)."')";
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if(pg_query($this->conn, $qry))
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return true;
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else
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{
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$this->errormsg = 'Fehler beim Speichern des Log-Eintrages';
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return false;
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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 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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?>
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