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Nickfost/Simple downloads page.

Last active August 29, 2015 14:13
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This gist allows you to create simple downloads page for a whole directory.
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Simple downloads page.
<?php
/**
* Simple downloads page.
* @author Nick Foster <me@nickfost.net>
*/
// CONFIG
$privatedir = "/";
$publicdir = "/";
$title = "My Downloads";
if(isset($_GET['FILE'])){
if (file_exists($privatedir.$_GET['FILE'])) {
ignore_user_abort(true);
set_time_limit(0); // disable the time limit for this script
$path = "http://".$_SERVER['HTTP_HOST']."/".$publicdir; // change the path to fit your websites document structure
$dl_file = $_GET['FILE'];
$dl_file = preg_replace("([^\w\s\d\-_~,;:\[\]\(\].]|[\.]{2,})", '', $dl_file); // simple file name validation
$dl_file = filter_var($dl_file, FILTER_SANITIZE_URL); // Remove (more) invalid characters
$fullPath = $path.$dl_file;
if ($fd = fopen ($fullPath, "r")) {
$path_parts = pathinfo($fullPath);
header("Content-type: application/octet-stream");
header("Content-Disposition: filename=\"".$path_parts["basename"]."\"");
header("Cache-control: private");
while(!feof($fd)) {
$buffer = fread($fd, 2048);
echo $buffer;
}
}
fclose ($fd);
exit;
}
}
// This minifys the whole page
function html($html){
echo trim($html);
}
html("<!DOCTYPE html>");
html("<html lang=\"en\">");
html(" <head>");
html(" <meta charset=\"utf-8\">");
html(" <meta name=\"viewport\" content=\"width=device-width, initial-scale=1, user-scalable=no\">");
html(" <meta name=\"robots\" content=\"index, follow\">");
html(" <meta name=\"revisit-after\" content=\"1 day\">");
html(" <meta name=\"description\" content=\"".$title."\">");
html(" <title>".$title."</title>");
html(" <link rel=\"stylesheet\" href=\"https://maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css\">");
html(" <link rel=\"stylesheet\" href=\"https://maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap-theme.min.css\">");
html(" </head>");
html(" <body class=\"container\">");
html(" <p class=\"text-center h1\">".$title."</p>");
html(" <div class=\"text-center list-group\">");
$files = scandir($privatedir);
$files = array_reverse($files);
foreach($files as $file){
if($file != "." & $file != ".."){
html(" <a class=\"text-center list-group-item\" href=\"?FILE=".$file."\">".$file."</a></p>");
}
}
html(" </div>");
html(" </body>");
html("</html>");
?>
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