if (!$Register->is_gcaptcha_secret_key_right($gcaptcha_sec_key)) {
    $Register->errors[] = "Secret key provided for google captcha is wrong.";
}
if (isset($_POST["submit"])) {
}
if (!$Register->is_bot_submit()) {
    $Register->errors[] = "Bot detected";
}
if ($_POST["reg_token"] == $_SESSION["token"]) {
    $Register->errors[] = "Cross site submission";
}
$is_field_empty = $Register->is_field_empty();
if ($is_field_empty) {
    $Register->errors[] = "Don't leave any field empty";
}
$is_username_valid = $Register->is_username_valid();
$is_email_valid = $Register->is_email_valid();
$is_password_valid = $Register->is_password_valid();
if (!$is_username_valid) {
    $Register->errors[] = "Username Error: Numbers, Letter, -, _ allowed";
}
if (!$is_email_valid) {
    $Register->errors[] = "Email Error: Invalid Email address";
}
if (!$is_password_valid) {
    $Register->errors[] = "Password Error: Make sure passwords match. Are longer than 8 characters and contain atleast one character and number. ";
}
if (!$is_username_valid and !$is_email_valid and !$is_password_valid) {
}
if (!$Register->is_captcha_right($gcaptcha_sec_key)) {
    $Register->errors[] = "Please do Captcha";