DBConnection::createSlaveConnectionFile PHP Method

    static function createSlaveConnectionFile($host, $user, $password, $DBname)
    {
        $DB_str = "<?php \n class DBSlave extends DBmysql { \n public \$slave = true; \n public \$dbhost = ";
        $host = trim($host);
        if (strpos($host, ' ')) {
            $hosts = explode(' ', $host);
            $first = true;
            foreach ($hosts as $host) {
                if (!empty($host)) {
                    $DB_str .= ($first ? "array('" : ",'") . $host . "'";
                    $first = false;
                }
            }
            if ($first) {
                // no host configured
                return false;
            }
            $DB_str .= ");\n";
        } else {
            $DB_str .= "'{$host}';\n";
        }
        $DB_str .= " public \$dbuser = '" . $user . "'; \n public \$dbpassword= '" . rawurlencode($password) . "'; \n public \$dbdefault = '" . $DBname . "'; \n }\n";
        return Toolbox::writeConfig('config_db_slave.php', $DB_str);
    }