<?php
class Users {

    /**
     * @param string $username
     * @param string $email
     * @return \PDOStatement|false
     */
    public function isUniq($username, $email)
    {
        return $this->query("SELECT username, email FROM users WHERE username = ? OR email = ?", [$username, $email], true);
    }

    /**
    * @param string $username
    * @param string $password
    * @param string $email
    * @param string $token
    * @return void
    **/
    public function register($username, $password, $email, $token)
    {
        $this->query("INSERT INTO users SET username = ?, password = ?, email = ?, confirmation_token = ?", [
            $username, $password, $email, $token
        ], true);
    }
}