Scripts
Download Script

Door C. Steenbrink -08-12-2007 00:00 -9.684 views
Dit script heb ik in elkaar gezet door middel van deze site en php.net en wat eigen inbreng. Als jullie tips, opmerkingen, verbeteringen hebben post ze dan ff dan kan ik het verranderen en eventueel er iets van leren. Het css bestand heb ik niet inbegrepen.
Download alle bestanden als ZIP
download-script
style.css:
[code]

* {
  font-family: Geneva, Verdana, Arial, Bitstream Vera Sans, Helvetica, sans-serif;
  line-height: 1.4em;
}

body, p {
  font-size: 12px;
}

address {
  margin-top: 24px;
}

div.Link {
  text-align: right;
}

div.Link a {
  padding: 6px;
  margin: 12px;
  border: 1px solid silver;
  text-decoration: none;
  background-color: #efefef;
}

div.Link a:hover {
  color: red;
  background-color: #cdcdcd;
}

.Library {
  border: 1px solid silver;
  padding: 12px;
}

.Library img {
  vertical-align: middle;
  border: 0px;
}

.Library a {
  color: black;
  text-decoration: none;
  padding: 2px;
  padding-left: 6px;
  padding-right: 12px;
}

.Library a:hover {
  color: navy;
  background-color: #cdcdcd;
}
[/code]
Index.php:
[code]
<?php
$rootmap = "/downloadmap";
$rootmap = str_replace("../", "", $rootmap);
$rootmap = str_replace("./", "", $rootmap);
$rootmap = str_replace("/..", "", $rootmap);
$rootmap = str_replace("/../", "", $rootmap);
$rootmap = str_replace(".", "", $rootmap);
$rootmap = str_replace(chr(92), "", $rootmap);
$rootmap = str_replace("?", "", $rootmap);   

if(isset($_GET["download"]))
{
	if (strstr($_SERVER["HTTP_REFERER"], "yoursite.eu"))
	{
		if(file_exists($rootmap.$_GET['p']."/".$_GET['download']))
		{
			$size = filesize($rootmap.$_GET['p']."/".$_GET['download']);
			header("Content-Length: $size");
			header('Content-type: Application/octet-stream');
			header('Content-Disposition: attachment; filename='.$_GET['download']);
			readfile($rootmap.$_GET['p']."/".$_GET['download']);
		}
		else
		{
			echo "File does not exist";
		}
		exit();
	}
	else
	{
		echo "<h1>Antileech activated</h1>";
		echo "You are not comming from: <b>www.yoursite.eu</b>";
		exit();
	} 
}

function size($size, $retstring = null)
{
	$sizes = array('Bytes', 'kB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB');
	if ($retstring === null)
	{
		$retstring = '%01.2f %s';
	}
	$lastsizestring = end($sizes);
	foreach ($sizes as $sizestring)
	{
		if ($size < 1024)
		{
			break;
		}
		if ($sizestring != $lastsizestring)
		{
			$size /= 1024;
		}
	}
	if ($sizestring == $sizes[0])
	{
		$retstring = '%01d %s';
	}
	return sprintf($retstring, $size, $sizestring);
}

function array_files($rootmap)
{
	if (file_exists($rootmap))
	{
		$dir = opendir($rootmap);
	}
	else
	{
		echo "Directory does not exist.";
		exit();
	}
	
	if (isset($_GET['p']) ? $_GET["p"] : "")
	{
		$pathEnc = str_replace("%2F", "/", rawurlencode($_GET['p']));
		$page_up = substr($pathEnc, 0, strrpos($pathEnc, "/"));
		echo "<tr><td><a href='index.php?p=". $page_up ."'>[Up]</a></td></tr><tr><td></td></tr><tr><td></td>";
	}
	
	while (false !== ($file = readdir($dir)))
	{
		if($file != "." && $file != ".." && $file != "Thumbs.db" && $file != "index.php" && $file != ".htaccess" && $file != "temp")
		{			
			if (is_dir($rootmap."/".$file))
			{
				$page = $_GET['p'];
				echo "<tr><td><a href='index.php?p=".$page."/".$file."'><img src='./folder.gif' alt='(x)' /> " .$file. "</a></td></tr>";
			}
			else
			{
				$size = filesize($rootmap."/".$file);
				$filesize = size($size, $retstring = null);
				$ext = strrchr($file, ".");
				$ext = str_replace(".", "", $ext);
				echo "<tr><td><a href='index.php?p=".$page."&download=".$file."'><img src='./".$ext.".gif' alt='(x)' /> ".$file."</a></td><td>FileSize: " .$filesize. "</td></tr>";
			}

		}
	}
	closedir($dir);
}
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<titleDownload Library</title>
<link rel="stylesheet" href="style.css" type="text/css" />
</head>

<body>
<h1>Download Library</h1>
<h2><?php echo str_replace("/", " &raquo; ", $_GET['p']) ?></h2>
<div class="Link"></div>
<div class="Library">
<table align="center" cellpadding="0" cellspacing="0" width="100%">
<?php
if(isset($_GET["p"]))
{
	array_files($rootmap.$_GET["p"]);
}
else
{
	array_files($rootmap);
}
?>
</table>
</div>
<address>www.yoursite.eu</address>
</body>
</html>
[/code]