mirror of
https://github.com/FH-Complete/FHC-Core.git
synced 2026-06-05 14:19:27 +00:00
Andreas Österreicher
81 lines
3.1 KiB
PHP
81 lines
3.1 KiB
PHP
<?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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// Holt den Hexcode eines Bildes aus der DB wandelt es in Zeichen
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// um und gibt das ein Bild zurueck.
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// Aufruf mit <img src='bild.php?src=person&person_id=1>
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require_once('../config.inc.php');
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//Hexcode in String umwandeln
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function hexstr($hex)
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{
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$string="";
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for ($i=0;$i<strlen($hex)-1;$i+=2)
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$string.=chr(hexdec($hex[$i].$hex[$i+1]));
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return $string;
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}
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//Connection Herstellen
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if(!$conn = pg_pconnect(CONN_STRING))
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die('Fehler beim oeffnen der Datenbankverbindung');
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//default bild (ein weisser pixel)
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$cTmpHEX='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';
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//Hex Dump aus der DB holen
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$qry = '';
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if(isset($_GET['src']) && $_GET['src']=='person' && isset($_GET['person_id']))
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{
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//$qry = "SELECT foto FROM public.tbl_person WHERE person_id='".addslashes($_GET['person_id'])."'";
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$qry = "SELECT inhalt as foto FROM public.tbl_akte WHERE person_id='".addslashes($_GET['person_id'])."' AND dokument_kurzbz='Lichtbil'";
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}
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else
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{
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exit;
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}
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if($qry!='')
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{
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if($result = pg_query($conn, $qry))
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{
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if($row = pg_fetch_object($result))
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{
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if($row->foto!='')
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$cTmpHEX=$row->foto;
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}
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}
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}
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ob_clean();
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header("Content-type: image/jpeg");
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//die bilder werden, sofern es funktioniert, in jpg umgewandelt da es sonst zu fehlern beim erstellen
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//von pdfs kommen kann.
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$im = @imagecreatefromstring (hexstr($cTmpHEX));
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if($im!==false)
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{
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exit(imagejpeg($im));
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}
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else
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{
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//bei manchen Bildern funktioniert die konvertierung nicht
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//diese werden dann einfach so angezeigt.
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echo hexstr($cTmpHEX);
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}
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?>
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