Subversion Repositories personal-webbase

<?php

if (!defined('WBLEGAL')) die('Kann nicht ohne Personal WebBase ausgeführt werden.');

$res = db_query("SELECT `daten`, `type`, `dateiname` FROM `".$mysql_zugangsdaten['praefix']."dateien` WHERE `id` = '".db_escape($id)."' AND `user` = '".$benutzer['id']."'");

if (db_num($res) == 0)

  die($header.'<b>Fehler</b><br><br>Der Download wurde nicht gefunden.'.$footer);

$row = db_fetch($res);

// Abgeänderte Version von http://www.php.net/manual/de/function.fread.php (Benutzerkommentar)

$size = strlen($row['daten']);

$filename = $row['dateiname'];

$ctype = $row['type']; //application/force-download

if (strstr($_SERVER['HTTP_USER_AGENT'], "MSIE"))

  $filename = preg_replace('/\./', '%2e', $filename, substr_count($filename, '.') - 1);

//if (!headers_sent()) header("Cache-Control:");

//if (!headers_sent()) header("Cache-Control: public");

if (!headers_sent()) header("Content-Type: $ctype");

if (!headers_sent()) header('Content-Disposition: attachment; filename="'.$filename.'"');

if (!headers_sent()) header("Accept-Ranges: bytes");

if (isset($_SERVER['HTTP_RANGE']))

{

  list($a, $range) = explode("=",$_SERVER['HTTP_RANGE']);

  str_replace($range, "-", $range);

  $size2=$size-1;

  $new_length=$size2-$range;

  if (!headers_sent()) header("HTTP/1.1 206 Partial Content");

  if (!headers_sent()) header("Content-Length: $new_length");

  if (!headers_sent()) header("Content-Range: bytes $range$size2/$size");

}

else

{

  $size2=$size-1;

  if (!headers_sent()) header("Content-Range: bytes 0-$size2/$size");

  if (!headers_sent()) header("Content-Length: ".$size);

}

$buffer = 1024*8;

while ($range <= $size)

{

  print(substr($row['daten'], $range, $buffer)); // binary

  $range += $buffer;

  flush();

  ob_flush();

}

?>