PHPAMF query service

<?php

class mysqlQueryAMF
{
    public function __construct()
    {
        mysql_connect("server", "username", "password");
        mysql_select_db("database");
    }

    /**
     * Retrieves data from vNations MYSQL database
     * @returns query results
     */

    function makeQuery($table, $request ="*", $conditionals = "")
    {
        if($conditions !== "")
            $conditions = " WHERE ".$conditionals;
        else
            $conditions = "";

        $queryString = "SELECT ".$request." FROM ".$table.$conditions;
        return mysql_query($queryString);
    }
}

?>