Partially hide password-string (keep hint)

snip.php

<?php

if (YII_DEBUG) {
    $passwordDisplay = substr($root_password,0,2).str_repeat("*",max(0,strlen($root_password)-4)).substr($root_password,-2,2);
} else {
    $passwordDisplay = '**HIDDEN**';
}

$this->stdout("Creating database '{$db}' and granting permissions to user '{$user}' on DSN '{$dsn}' with user '{$root}/{$passwordDisplay}'");