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<?php
namespace Wallabag\CoreBundle\Tools;
class Utils
{
/**
* Generate a token used for RSS
*
* @return string
*/
public static function generateToken()
{
if (ini_get('open_basedir') === '') {
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
// alternative to /dev/urandom for Windows
$token = substr(base64_encode(uniqid(mt_rand(), true)), 0, 20);
} else {
$token = substr(base64_encode(file_get_contents('/dev/urandom', false, null, 0, 20)), 0, 15);
}
} else {
$token = substr(base64_encode(uniqid(mt_rand(), true)), 0, 20);
}
// remove character which can broken the url
return str_replace(array('+', '/'), '', $token);
}
}
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