Adminer with password saving

adminer.php

<?php

// download latest from https://www.adminer.org/latest-mysql-en.php
$files = scandir(__DIR__, SCANDIR_SORT_DESCENDING);
foreach ($files as $file) {
    if ($file != '.' && $file != '..' && is_file(__DIR__ . '/' . $file) && strpos($file, 'adminer-') === 0 && substr($file, -4) === '.php') {
        $f = str_replace('-mysql', '', $file);
        if (is_file(__DIR__ . '/' . $f)) {
            require __DIR__ . '/' . $f;
            break;
        }
        require __DIR__ . '/' . $file;
        break;
    }
}

function adminer_object()
{
    class AdminerSoftware extends Adminer
    {
        function permanentLogin($g = false)
        {
            // key used for permanent login
            return md5(__FILE__);
        }

        /*public function dumpFilename($identifier)
        {
            return friendly_url(($identifier != '' ? $identifier : (SERVER != '' ? SERVER : 'localhost')) . '-' . date('Ymd-His'));
        }*/
    }

    return new AdminerSoftware;
}