shuri/index.php

<?php

if(!empty($_GET['url'])) {
	$url		= $_GET['url'];

	if(strpos($url, 'http://') !== 0 && strpos($url, 'https://') !== 0) {
		$url = 'http://'.$url;
	}

	$urlhash	= sha1($url);

	$hashfolder	= substr($urlhash, 0, 2);
	$hashfile	= substr($urlhash, 2);

	$hashfolderpath	= './db/' . $hashfolder;
	$hashfilepath	= $hashfolderpath . '/' . $hashfile;

	mkdir($hashfolderpath, 0775, true);

	file_put_contents($hashfilepath, $url);
	echo '<a href="./?'.$urlhash.'">./?'.$urlhash.'</a><br />';
	echo 'As long as there is not collision you can shorten it up to 3 characters.';
	return 0;
} else if(!empty($_GET)) {
	$urlhash = key($_GET);

	$hashfolder	= substr($urlhash, 0, 2);
	$hashfile	= substr($urlhash, 2);

	$hashfolderpath	= './db/' . $hashfolder;
	$hashfilepath	= $hashfolderpath . '/' . $hashfile;

	$findfiles	= glob($hashfilepath . '*');

	if(empty($findfiles)) {
		echo 'No files.';
		return 1;
	} else if (count($findfiles) > 1) {
		foreach($findfiles as $file) {
			$file = str_replace('/', '', substr($file, 5));
			echo '<a href="./?'.$file.'">./?'.$file.'</a><br />';
		}
		return 1;
	}

	$fullfilepath = current($findfiles);

	header('Location:' . file_get_contents($fullfilepath));
	return 0;
}

echo './?url=&lt;url&gt;';
return 0;