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<?php
// To customize look & feel of generated index page
class UserSettings
{
public $HeaderName = 'HEADER';
public $ReadmeName = 'README';
public $Exclude_Patterns = ['.',
'..',
'.??*',
'*~',
'*#',
'HEADER*',
'README*',
'RCS',
'CVS',
'*,v',
'*,t',
'*.lsz',
];
public $Time_Format = ' d-M-Y H:i ';
public $IconPath = '/_autoindex/icons';
public $nameWidth = 80;
public $nameFormat;
public function __construct()
{
$this->nameFormat = '%-' . ($this->nameWidth + 4) . '.' . ($this->nameWidth + 4) . 's';
}
}
class IMG_Mapping
{
public $suffixes;
public $imageName;
public $desc;
public $alt;
public function __construct($arrSuffix, $imgName, $altName, $descr='')
{
$this->suffixes = $arrSuffix;
$this->imageName = $imgName;
$this->alt = $altName;
$this->desc = $descr;
}
public function found($ext)
{
return in_array($ext, $this->suffixes);
}
}
class AllImgs
{
public $mapping, $default_img, $dir_img;
public function __construct()
{
$this->mapping = [
new IMG_Mapping(['gif', 'png', 'jpg', 'jpeg', 'tif', 'tiff', 'bmp', 'svg', 'raw'],
'image.png', '[IMG]'),
new IMG_Mapping(['html', 'htm', 'shtml', 'php', 'phtml', 'css', 'js'],
'html.png', '[HTM]'),
new IMG_Mapping(['txt', 'md5', 'c', 'cpp', 'cc', 'h', 'sh'],
'text.png', '[TXT]'),
new IMG_Mapping(['gz', 'tgz', 'zip', 'Z', 'z'],
'compress.png', '[CMP]'),
new IMG_Mapping(['bin', 'exe'],
'binary.png', '[BIN]'),
new IMG_Mapping(['mpg', 'avi', 'mpeg', 'ram', 'wmv'],
'movie.png', '[VID]'),
new IMG_Mapping(['mp3', 'mp2', 'ogg', 'wav', 'wma', 'aac', 'mp4', 'rm'],
'sound.png', '[SND]'),
];
$this->default_img = new IMG_Mapping(null, 'unknown.png', 'unknown', '');
$this->dir_img = new IMG_Mapping(null, 'folder.png', 'directory', '');
$this->parent_img = new IMG_Mapping(null, 'up.png', 'up', '');
}
public function findImgMapping($file)
{
$found = null;
$pos = strrpos($file, '.');
if ($pos !== false) {
$ext = substr($file, $pos + 1);
if ($ext !== false) {
$l = count($this->mapping);
for ($i = 0; $i < $l; ++$i) {
if (in_array($ext, $this->mapping[$i]->suffixes)) {
$found = $this->mapping[$i];
break;
}
}
}
}
if (!isset($found))
$found = $this->default_img;
return $found;
}
}
// END of customization section
class FileStat
{
public $name;
public $size;
public $mtime;
public $isdir;
public $img;
public function __construct($filename)
{
$this->name = $filename;
}
}
function shouldExclude($file, &$excludes)
{
$ex = reset($excludes);
foreach ($excludes as $ex) {
if (fnmatch($ex, $file))
return true;
}
return false;
}
function readDirList($path, &$excludes, &$map)
{
$handle = opendir($path);
if ($handle === false) {
return null;
}
clearstatcache();
$list = [];
if (isset($_SERVER['LS_AI_INDEX_IGNORE'])) {
$ignore = explode(' ', $_SERVER['LS_AI_INDEX_IGNORE']);
$excludes = array_merge($ignore, $excludes);
}
while (false !== ($file = readdir($handle))) {
if (shouldExclude($file, $excludes)) {
continue;
}
$fileStat = new FileStat($file);
$s = stat("$path$file");
$fileStat->mtime = $s[9];
$fileStat->isdir = ($s[2] & 040000) ? '/' : '';
// get image mapping
if ($fileStat->isdir) {
$fileStat->size = -1;
$fileStat->img = $map->dir_img;
} else {
if ($s[12] > 0)
$fileStat->size = 512 * $s[12];
else
$fileStat->size = $s[7];
$fileStat->img = $map->findImgMapping($file);
}
$list[] = $fileStat;
}
closedir($handle);
return $list;
}
function printOneEntry($base, $name, $fileStat, $setting)
{
$encoded = str_replace(['%2F', '%26amp%3B'], ['/', '%26'],
rawurlencode($base . $fileStat->name));
if (isset($_SERVER['LS_FI_OFF']) && $_SERVER['LS_FI_OFF']) {
$buf = '<li>' . '<a href="' . $encoded .
$fileStat->isdir . '">' . sprintf($setting->nameFormat, htmlspecialchars($name, ENT_SUBSTITUTE) . "</a></li>\n");
} else {
$buf = '<img src="' . $setting->IconPath . '/' . $fileStat->img->imageName .
'" alt="' . $fileStat->img->alt . '"> <a href="' . $encoded . $fileStat->isdir . '">';
if (strlen($name) > $setting->nameWidth) {
$name = substr($name, 0, $setting->nameWidth - 3) . '...';
}
$buf .= sprintf($setting->nameFormat, htmlspecialchars($name, ENT_SUBSTITUTE) . "</a>");
if ($fileStat->mtime != -1)
$buf .= date($setting->Time_Format, $fileStat->mtime);
else
$buf .= ' ';
if ($fileStat->size != -1)
$buf .= sprintf("%7ldk ", ( $fileStat->size + 1023 ) / 1024);
else
$buf .= ' - ';
$buf .= ' ' . $fileStat->img->desc;
$buf .= "\n";
}
echo $buf;
}
function printIncludes($path, $name)
{
$testNames = ["$name.html", "$name.htm", $name];
foreach ($testNames as $n) {
$filename = $path . $n;
if (file_exists($filename) && !is_link($filename)) {
$content = file_get_contents($filename);
if ($n == $name) {
echo "<pre>\n";
echo $content;
echo "</pre>\n";
} else { // html format
echo $content;
}
break;
}
}
}
function printFileList($list, $base_uri, $setting)
{
foreach ($list as $fileStat) {
if ($fileStat->isdir) {
printOneEntry($base_uri, $fileStat->name, $fileStat, $setting);
}
}
foreach ($list as $fileStat) {
if (!$fileStat->isdir) {
printOneEntry($base_uri, $fileStat->name, $fileStat, $setting);
}
}
}
function cmpNA($a, $b)
{
return strcmp($a->name, $b->name);
}
function cmpND($a, $b)
{
return -cmpNA($a, $b);
}
function cmpSA($a, $b)
{
$ret = $a->size - $b->size;
if ($ret)
return $ret;
return cmpNA($a, $b);
}
function cmpSD($a, $b)
{
return -cmpSA($a, $b);
}
function cmpMA($a, $b)
{
return $a->mtime - $b->mtime;
}
function cmpMD($a, $b)
{
return -cmpMA($a, $b);
}
function cmpDA($a, $b)
{
$ret = strcmp($a->img->desc, $b->img->desc);
if ($ret)
return $ret;
return strcmp($a->name, $b->name);
}
function cmpDD($a, $b)
{
return -cmpDA($a, $b);
}
ini_set('open_basedir', $_SERVER['DOCUMENT_ROOT']);
$pos = strpos($_SERVER['REQUEST_URI'], '?');
if ($pos === false) {
$uri = $_SERVER['REQUEST_URI'];
} else {
$uri = substr($_SERVER['REQUEST_URI'], 0, $pos);
}
$uri = urldecode($uri);
$path = $_SERVER['LS_AI_PATH'];
$mime_type = $_SERVER['LS_AI_MIME_TYPE'];
if ($mime_type) {
header("Content-Type: $mime_type");
}
if (!$path) {
echo "[ERROR] Auto Index script can not be accessed directly!";
exit;
}
$uri = htmlentities($uri, ENT_COMPAT, 'UTF-8');
$setting = new UserSettings();
$map = new AllImgs();
$sortOrder = $_SERVER['QUERY_STRING'];
if ($sortOrder == '' || strlen($sortOrder) != 2 || !in_array($sortOrder, ['NA', 'ND', 'MA', 'MD', 'SA', 'SD', 'DA', 'DD'])) {
$sortOrder = 'NA'; // set to default
}
$NameSort = ($sortOrder == 'NA') ? 'ND' : 'NA';
$ModSort = ($sortOrder == 'MA') ? 'MD' : 'MA';
$SizeSort = ($sortOrder == 'SA') ? 'SD' : 'SA';
$DescSort = ($sortOrder == 'DA') ? 'DD' : 'DA';
$list = readDirList($path, $setting->Exclude_Patterns, $map);
if ($list === null) {
http_response_code(403);
echo '<h1>403 Access Denied</h1>';
exit;
}
$using_fancyIndex = !empty($_SERVER['LS_FI_OFF']);
echo "<!DOCTYPE html>
<html>
<head>
<meta http-equiv=\"Content-type\" content=\"text/html; charset=UTF-8\" />
<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\" />
<title>Index of ", $uri, "</title></head>
<body>
<h1>Index of ", $uri, "</h1>";
if (isset($setting->HeaderName)) {
printIncludes($path, $setting->HeaderName);
}
if ($using_fancyIndex) {
$header = "<ul>\n";
} else {
$header = "<pre><img src=\"$setting->IconPath/blank.png\" alt=\" \"> <a href='?$NameSort'>";
$header .= sprintf($setting->nameFormat, 'Name</a>');
$header .= " <a href='?$ModSort'>Last modified</a> <a href='?$SizeSort'>Size</a> <a href='?$DescSort'>Description</a>\n <hr>";
}
echo $header;
if ($uri != '/') {
$fileStat = new FileStat('');
$fileStat->mtime = filemtime($path);
$fileStat->img = $map->parent_img;
$fileStat->size = -1;
$base = substr($uri, 0, strlen($uri) - 1);
$off = strrpos($base, '/');
if ($off !== false) {
$base = substr($base, 0, $off + 1);
printOneEntry($base, 'Parent Directory', $fileStat, $setting);
}
}
$cmpFunc = "cmp$sortOrder";
usort($list, $cmpFunc);
printFileList($list, $uri, $setting);
if ($using_fancyIndex) {
echo "</ul>\n";
} else {
echo "</pre><hr>";
}
if (isset($setting->ReadmeName)) {
printIncludes($path, $setting->ReadmeName);
}
echo '<address>Proudly Served by LiteSpeed Web Server at ' . $_SERVER['SERVER_NAME'] . ' Port ' . $_SERVER['SERVER_PORT'] . "</address>
</body>
</html>";
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