regexp

<?php
    $port = 22003; // Define a default port to follow

    function stripAddress($address) {
        $strip_address = preg_replace("/[^A-Za-z0-9.-:]/", "", str_replace("mtasa://", "", $address)); // Take out the mtasa:// protocol from the address and remove any unwanted characters
        $straps = preg_split("/:/", $strip_address); // Strip all beginnings with a colon
        $strip = preg_replace("/[^0-9]/", "", $straps[count($straps)-1]); // Take the latter colon ending and strip everything that isn't a number
        if (strlen($strip) > 1) { $port = (integer)$strip; } // Re-define the default port with the new one
        $strip_address = str_replace((string)$port, "", preg_replace("/[^A-Za-z0-9.-]/", "", $strip_address)); // Take out the port number from the full address and remove any unwanted characters again
        return '<a href="mtasa://' . $strip_address . ':' . $port . '">mtasa://' . $strip_address . ':' . $port . '</a>'; // Glue the protocol, address and port
    }
?>