/*
location of file to store URLS
*/
$file = 'urls.txt';
/*
use mod_rewrite: 0 - no or 1 - yes
*/
$use_rewrite = 1;
/*
language/style/output variables
*/
$l_url= 'URL';
$l_nourl= '没有输入URL地址';
$l_yoururl= '你的短网址:';
$l_invalidurl= '无效的URL.';
$l_createurl= '生成短网址';
NO NEED TO EDIT BELOW
if(!is_writable($file) || !is_readable($file))
{
die('Cannot write or read from file. Please CHMOD the url file (urls.txt) by default to 777 and make sure it is uploaded.');
}
$action = trim($_GET['id']);
$action = (empty($action) || $action == '') ? 'create' : 'redirect';
$valid = "^(https?|ftp)\:\/\/([a-z0-9+!*(),;?&=\$_.-]+(\:[a-z0-9+!*(),;?&=\$_.-]+)?@)?[a-z0-9+\$_-]+(\.[a-z0-9+\$_-]+)*(\:[0-9]{2,5})?(\/([a-z0-9+\$_-]\.?)+)*\/?(\?[a-z+&\$_.-][a-z0-9;:@/&%=+\$_.-]*)?(#[a-z_.-][a-z0-9+\$_.-]*)?\$";
$output = '';
if($action == 'create')
{
if(isset($_POST['create']))
{
$url = trim($_POST['url']);
if($url == '')
{
$output = $l_nourl;
}
else
{
if(eregi($valid, $url))
{
$fp = fopen($file, 'a');
fwrite($fp, "{$url}\r\n");
fclose($fp);
$id= count(file($file));
$dir= dirname($_SERVER['PHP_SELF']);
$filename= explode('/', $_SERVER['PHP_SELF']);
$filename = $filename[(count($filename) - 1)];
$shorturl = ($use_rewrite == 1) ? "http://{$_SERVER['HTTP_HOST']}{$dir}{$id}" : "http://{$_SERVER['HTTP_HOST']}{$dir}{$filename}?id={$id}";
$output = "{$l_yoururl} {$shorturl}";
}
else
{
$output = $l_invalidurl;
}
}
}
}
if($action == 'redirect')
{
$urls = file($file);
$id = trim($_GET['id']) - 1;
if(isset($urls[$id]))
{
header("Location: {$urls[$id]}");
exit;
}
else
{
die('Script error');
}
}
FEEL FREE TO EDIT BELOW
?>
短网址服务可以帮助你把一个长网址缩短，方便你在社交网络和微博上分享链接。
=$output?>
请输入URL地址:
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