<?php
date_default_timezone_set('UTC');
function getfilesize($path) {
$size = ceil(filesize($path)) . '';
return str_repeat(' ', 8 - strlen($size)) . $size . ' KB';
}
function printlog($status = 200) {
$time = date('D M j H:i:s Y');
$addr = $_SERVER['REMOTE_ADDR'];
$port = $_SERVER['REMOTE_PORT'];
$uri = $_SERVER['REQUEST_URI'];
$log = sprintf("[%s] %s:%s [%s]: %s\n", $time, $addr, $port, $status, $uri);
file_put_contents('php://stdout', $log);
}
function echo_h($t) {
echo htmlspecialchars($t);
}
function dumpfile($path) {
$name = htmlspecialchars(pathinfo($path, PATHINFO_BASENAME));
echo <<<EOT
<!DOCTYPE html>
<html>
<head>
<title>{$name}</title>
<meta charset="utf-8" />
<style>
pre {
font-size: 14px;
width: 80em;
white-space: pre-wrap;
white-space: -moz-pre-wrap;
white-space: -pre-wrap;
white-space: -o-pre-wrap;
word-wrap: break-word;
}
</style>
</head>
<body>
<pre>
EOT;
echo_h(file_get_contents($path));
echo <<<EOT
</pre>
</body>
</html>
EOT;
}
$uri = parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH);
$path = $_SERVER['DOCUMENT_ROOT'] . $uri;
if (!file_exists($path)) {
printlog(404);
http_response_code(404);
return false;
}
$dump_exts = array(
'txt', 'text', 'md', 'mdown', 'markdown', 'json',
'c', 'cpp', 'h', 'hpp', 'm', 'mm', 'lua', 'py'
);
if (!is_dir($path)) {
$ext = strtolower(pathinfo($path, PATHINFO_EXTENSION));
if ($ext == '' || in_array($ext, $dump_exts)) {
printlog();
dumpfile($path);
return true;
} else {
return false;
}
}
$this_dir = substr($_SERVER['PHP_SELF'], 0, strrpos($_SERVER['PHP_SELF'], '/') + 1);
$dir = $_SERVER['DOCUMENT_ROOT'] . $this_dir;
if (!is_dir($dir)) {
printlog(404);
http_response_code(404);
return false;
}
$folder = opendir($dir);
if (!readdir($folder)) {
printlog(404);
http_response_code(404);
return false;
}
$files = array();
while ($file = readdir($folder)) {
$base = $this_dir == '/' ? '' : $this_dir;
$ext = pathinfo($file, PATHINFO_EXTENSION);
$path = $dir . DIRECTORY_SEPARATOR . $file;
$filesize = getfilesize($path);
$time = date('d-M-Y H:i:s', filemtime($path));
$is_dir = is_dir($path);
if (substr($file, 0, 1) == '.') continue;
$files[] = array(
'name' => $is_dir ? $file . '/' : $file,
'ext' => $ext,
'size' => $filesize,
'time' => $time,
'is_dir' => $is_dir
);
}
usort($files, function($a, $b) {
if ($a['is_dir']) {
if ($b['is_dir']) {
return $a['name'] < $b['name'] ? -1 : 1;
} else {
return -1;
}
}
if ($b['is_dir']) {
return 1;
}
return $a['name'] < $b['name'] ? -1 : 1;
});
$name_len = 50;
?>
<!DOCTYPE html>
<html>
<head>
<title><?php echo_h($this_dir); ?></title>
<meta charset="utf-8" />
</head>
<body>
<h1>Index of <?php echo_h($this_dir); ?></h1>
<pre>
Last modified Size Name
<hr /><?php if ($this_dir != '/'): ?>
[D] <a href="..">Parent Directory</a>
<?php
endif;
foreach ($files as $file):
$dirflag = $file['is_dir'] ? '[D]' : ' ';
$prefix = sprintf('%s %s %s', $dirflag, $file['time'], $file['size']);
$name = $file['name'];
?>
<?php echo $prefix;
?> <a href=
"<?php echo_h($name); ?>">
<?php echo_h($name);
?></a>
<?php endforeach; ?>
</pre>
</body>
</html>
