mirror of
https://github.com/FH-Complete/FHC-Core.git
synced 2026-06-01 20:29:29 +00:00
Harald Bamberger
431 lines
12 KiB
PHP
431 lines
12 KiB
PHP
<?php
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/* Copyright (C) 2011 FH 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: Andreas Oesterreicher <andreas.oesterreicher@technikum-wien.at> and
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*/
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require_once(dirname(__FILE__).'/basis_db.class.php');
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class infoscreen extends basis_db
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{
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public $new;
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public $result = array();
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//Tabellenspalten
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public $infoscreen_id;
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public $bezeichnung;
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public $beschreibung;
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public $ipadresse;
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public $infoscreen_content_id;
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public $content_id;
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public $gueltigvon;
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public $gueltigbis;
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public $refreshzeit;
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public $insertamum;
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public $insertvon;
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public $updateamum;
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public $updatevon;
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public $exklusiv;
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/**
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* Konstruktor
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* @param infoscreen_id ID des zu ladenden Datensatzes
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*/
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public function __construct($infoscreen_id=null)
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{
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parent::__construct();
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if(!is_null($infoscreen_id))
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$this->load($infoscreen_id);
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}
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/**
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* Laedt einen Datensatz
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* @param infoscreen_id ID des zu ladenden Datensatzes
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*/
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public function load($infoscreen_id)
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{
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//infoscreen_id auf Gueltigkeit pruefen
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if(!is_numeric($infoscreen_id) || $infoscreen_id == '')
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{
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$this->errormsg = 'infoscreen_id muss eine gültige Zahl sein';
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return false;
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}
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//laden des Datensatzes
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$qry = "SELECT * FROM campus.tbl_infoscreen WHERE infoscreen_id=".$this->db_add_param($infoscreen_id, FHC_INTEGER).";";
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if($this->db_query($qry))
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{
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if($row = $this->db_fetch_object())
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{
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$this->infoscreen_id = $row->infoscreen_id;
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$this->bezeichnung = $row->bezeichnung;
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$this->beschreibung = $row->beschreibung;
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$this->ipadresse = $row->ipadresse;
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return true;
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}
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else
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{
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$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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$this->errormsg = 'Fehler bei der Datenbankabfrage';
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return false;
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}
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}
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/**
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* Laedt einen InfoscreenContent Datensatz
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* @param infoscreen_content_id ID des zu ladenden Datensatzes
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*/
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public function loadContent($infoscreen_content_id)
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{
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//infoscreen_content_id auf Gueltigkeit pruefen
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if(!is_numeric($infoscreen_content_id) || $infoscreen_content_id == '')
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{
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$this->errormsg = 'infoscreen__content_id muss eine gültige Zahl sein';
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return false;
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}
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//laden des Datensatzes
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$qry = "SELECT * FROM campus.tbl_infoscreen_content WHERE infoscreen_content_id=".$this->db_add_param($infoscreen_content_id, FHC_INTEGER).";";
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if($this->db_query($qry))
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{
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if($row = $this->db_fetch_object())
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{
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$this->infoscreen_content_id = $row->infoscreen_content_id;
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$this->infoscreen_id = $row->infoscreen_id;
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$this->content_id = $row->content_id;
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$this->gueltigvon = $row->gueltigvon;
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$this->gueltigbis = $row->gueltigbis;
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$this->refreshzeit = $row->refreshzeit;
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$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 = $row->updatevon;
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$this->exklusiv = $this->db_parse_bool($row->exklusiv);
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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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* Laedt alle Infoscreens
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* @return boolean
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*/
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public function getAll()
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{
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$qry = "SELECT * FROM campus.tbl_infoscreen ORDER BY bezeichnung;";
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if($result = $this->db_query($qry))
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{
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while($row = $this->db_fetch_object($result))
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{
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$obj = new infoscreen();
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$obj->infoscreen_id = $row->infoscreen_id;
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$obj->bezeichnung = $row->bezeichnung;
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$obj->beschreibung = $row->beschreibung;
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$obj->ipadresse = $row->ipadresse;
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$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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* Speichert einen Infoscreen in der Datenbank
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* @return boolean
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*/
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public function save($new=null)
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{
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if(is_null($new))
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$new = $this->new;
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if($new)
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{
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$qry = "BEGIN;INSERT INTO campus.tbl_infoscreen(bezeichnung, beschreibung, ipadresse) VALUES(".
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$this->db_add_param($this->bezeichnung).','.
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$this->db_add_param($this->beschreibung).','.
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$this->db_add_param($this->ipadresse).');';
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}
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else
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{
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$qry = 'UPDATE campus.tbl_infoscreen SET '.
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' bezeichnung='.$this->db_add_param($this->bezeichnung).','.
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' beschreibung='.$this->db_add_param($this->beschreibung).','.
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' ipadresse='.$this->db_add_param($this->ipadresse).' '.
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' WHERE infoscreen_id='.$this->db_add_param($this->infoscreen_id).';';
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}
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if($this->db_query($qry))
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{
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if($new)
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{
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$qry = "SELECT currval('campus.seq_infoscreen_infoscreen_id') as id;";
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if($result = $this->db_query($qry))
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{
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if($row = $this->db_fetch_object($result))
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{
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$this->infoscreen_id = $row->id;
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$this->db_query('COMMIT;');
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return true;
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}
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else
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{
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$this->errormsg='Fehler beim Auslesen der Sequence';
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$this->db_query('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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$this->errormsg='Fehler beim Auslesen der Sequence';
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$this->db_query('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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$this->errormsg = 'Fehler beim Speichern der Daten';
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return false;
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}
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}
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/**
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*
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* Speichert eine Contentzuordnung in der Datenbank
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* @return boolean
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*/
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public function saveContent($new=null)
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{
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if(is_null($new))
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$new = $this->new;
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if($new)
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{
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$qry = "BEGIN;INSERT INTO campus.tbl_infoscreen_content(infoscreen_id, content_id,
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gueltigvon, gueltigbis, refreshzeit, insertamum, insertvon, updateamum, updatevon, exklusiv) VALUES(".
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$this->db_add_param($this->infoscreen_id, FHC_INTEGER).','.
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$this->db_add_param($this->content_id, FHC_INTEGER).','.
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$this->db_add_param($this->gueltigvon).','.
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$this->db_add_param($this->gueltigbis).','.
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$this->db_add_param($this->refreshzeit).','.
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$this->db_add_param($this->insertamum).','.
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$this->db_add_param($this->insertvon).','.
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$this->db_add_param($this->updateamum).','.
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$this->db_add_param($this->updatevon).','.
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$this->db_add_param($this->exklusiv, FHC_BOOLEAN).');';
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}
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else
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{
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$qry = 'UPDATE campus.tbl_infoscreen_content SET '.
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' infoscreen_id='.$this->db_add_param($this->infoscreen_id, FHC_INTEGER).','.
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' content_id='.$this->db_add_param($this->content_id, FHC_INTEGER).','.
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' gueltigvon='.$this->db_add_param($this->gueltigvon).','.
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' gueltigbis='.$this->db_add_param($this->gueltigbis).','.
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' refreshzeit='.$this->db_add_param($this->refreshzeit).','.
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' updateamum='.$this->db_add_param($this->updateamum).','.
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' updatevon='.$this->db_add_param($this->updatevon).','.
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' exklusiv='.$this->db_add_param($this->exklusiv, FHC_BOOLEAN).' '.
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' WHERE infoscreen_content_id='.$this->db_add_param($this->infoscreen_content_id, FHC_INTEGER).';';
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}
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if($this->db_query($qry))
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{
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if($new)
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{
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$qry = "SELECT currval('campus.seq_infoscreen_content_infoscreen_content_id') as id;";
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if($result = $this->db_query($qry))
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{
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if($row = $this->db_fetch_object($result))
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{
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$this->infoscreen_content_id = $row->id;
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$this->db_query('COMMIT;');
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return true;
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}
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else
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{
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$this->errormsg='Fehler beim Auslesen der Sequence';
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$this->db_query('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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$this->errormsg='Fehler beim Auslesen der Sequence';
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$this->db_query('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 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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* Liefert den Infoscreen anhand der IP-Adresse
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* @param $ipadresse
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*/
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public function getInfoscreen($ipadresse)
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{
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$qry = "SELECT * FROM campus.tbl_infoscreen WHERE ipadresse=".$this->db_add_param($ipadresse).';';
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if($this->db_query($qry))
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{
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if($row = $this->db_fetch_object())
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{
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$this->infoscreen_id = $row->infoscreen_id;
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$this->bezeichnung = $row->bezeichnung;
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$this->beschreibung = $row->beschreibung;
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$this->ipadresse = $row->ipadresse;
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return true;
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}
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else
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{
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$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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*
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* Liefert den Content der am betreffenden Infoscreen angezeigt werden soll
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* @param integer $infoscreen_id id des Infoscreens
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* @param boolean $aktuell Deafult:true. Wenn true, werden nur die aktuell gueltigen Contents geliefert
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* @param boolean $exklusiv Deafult:true. Wenn true, werden Contents, die das Attribut exklusiv=true haben, vorrangig vor normalen Terminen geliefert
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*/
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public function getScreenContent($infoscreen_id, $aktuell=true, $exklusiv=true)
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{
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if(!is_numeric($infoscreen_id))
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{
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$this->errormsg = 'InfoscreenID ist ungueltig';
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return false;
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}
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$qry = "SELECT
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*
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FROM
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campus.tbl_infoscreen_content
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WHERE
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(infoscreen_id=".$this->db_add_param($infoscreen_id, FHC_INTEGER)." OR infoscreen_id is null)";
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if($aktuell)
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$qry.="
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AND (gueltigvon<=now() OR gueltigvon is null)
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AND (gueltigbis>=now() OR gueltigbis is null)";
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if($exklusiv)
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$qry.="
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AND CASE WHEN
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(
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SELECT count(exklusiv) FROM campus.tbl_infoscreen_content
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WHERE (infoscreen_id=".$this->db_add_param($infoscreen_id, FHC_INTEGER)." OR infoscreen_id is null)
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AND (gueltigvon<=now() OR gueltigvon is null)
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AND (gueltigbis>=now() OR gueltigbis is null)
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AND exklusiv=true
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)>0 THEN
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exklusiv=true
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ELSE
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1=1
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END";
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$qry.=" ORDER BY infoscreen_content_id;";
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if($result = $this->db_query($qry))
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{
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while($row = $this->db_fetch_object($result))
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{
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$obj = new infoscreen();
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$obj->infoscreen_content_id = $row->infoscreen_content_id;
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$obj->infoscreen_id = $row->infoscreen_id;
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$obj->content_id = $row->content_id;
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$obj->gueltigvon = $row->gueltigvon;
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$obj->gueltigbis = $row->gueltigbis;
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$obj->refreshzeit = $row->refreshzeit;
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$obj->insertamum = $row->insertamum;
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$obj->insertvon = $row->insertvon;
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$obj->updateamum = $row->updateamum;
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$obj->updatevon = $row->updatevon;
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$obj->exklusiv = $this->db_parse_bool($row->exklusiv);
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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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* Entfernt eine Content Zuordnung
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*
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* @param $infoscreen_content_id
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* @return boolean
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*/
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public function deleteContent($infoscreen_content_id)
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{
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if(!is_numeric($infoscreen_content_id))
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{
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$this->errormsg = 'ID ist ungueltig';
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return false;
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}
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$qry = "DELETE FROM campus.tbl_infoscreen_content WHERE infoscreen_content_id=".$this->db_add_param($infoscreen_content_id, FHC_INTEGER).';';
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if($this->db_query($qry))
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return true;
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else
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{
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$this->errormsg = 'Fehler beim Loeschen';
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return false;
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}
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}
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}
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?>
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