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This commit is contained in:
Andreas Österreicher
2008-09-26 11:00:53 +00:00
parent 86e230fa50
commit b4e26a3a27
4 changed files with 41 additions and 27 deletions
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cis/public/bild.php
+31 -13
View File
@@ -21,7 +21,7 @@
*/
// Holt den Hexcode eines Bildes aus der DB wandelt es in Zeichen
// um und gibt das ein Bild zurueck.
// Aufruf mit <img src='bild.php?src=frage&frage_id=1
// Aufruf mit <img src='bild.php?src=person&person_id=1>
require_once('../config.inc.php');
//Hexcode in String umwandeln
@@ -37,27 +37,45 @@ function hexstr($hex)
if(!$conn = pg_pconnect(CONN_STRING))
die('Fehler beim oeffnen der Datenbankverbindung');
//default bild (ein weisser pixel)
$cTmpHEX='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';
//Hex Dump aus der DB holen
$qry = '';
if(isset($_GET['src']) && $_GET['src']=='person' && isset($_GET['person_id']))
{
$qry = "SELECT foto FROM public.tbl_person WHERE person_id='".addslashes($_GET['person_id'])."'";
//$qry = "SELECT foto FROM public.tbl_person WHERE person_id='".addslashes($_GET['person_id'])."'";
$qry = "SELECT inhalt as foto FROM public.tbl_akte WHERE person_id='".addslashes($_GET['person_id'])."' AND dokument_kurzbz='Lichtbil'";
}
else
{
exit;
}
else
echo 'Unkown type';
if($qry!='')
{
//Header fuer Bild schicken
header("Content-type: image/gif");
$result = pg_query($conn, $qry);
//HEX Werte in Zeichen umwandeln und ausgeben
if($row = pg_fetch_object($result))
if($result = pg_query($conn, $qry))
{
if($row->foto=='')
echo hexstr('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');
else
echo hexstr($row->foto);
if($row = pg_fetch_object($result))
{
if($row->foto!='')
$cTmpHEX=$row->foto;
}
}
}
ob_clean();
header("Content-type: image/jpeg");
//die bilder werden, sofern es funktioniert, in jpg umgewandelt da es sonst zu fehlern beim erstellen
//von pdfs kommen kann.
$im = @imagecreatefromstring (hexstr($cTmpHEX));
if($im!==false)
{
exit(imagejpeg($im));
}
else
{
//bei manchen Bildern funktioniert die konvertierung nicht
//diese werden dann einfach so angezeigt.
echo hexstr($cTmpHEX);
}
?>