/**
* Determines if an email is banned
*
* @since 2.0
* @return bool
*/
function give_is_email_banned($email = '')
{
if (empty($email)) {
return false;
}
$ret = in_array(trim($email), give_get_banned_emails());
return apply_filters('give_is_email_banned', $ret, $email);
}
/**
* Check the purchase to ensure a banned email is not allowed through
*
* @since 1.0
* @return void
*/
function give_check_purchase_email($valid_data, $posted)
{
$is_banned = false;
$banned = give_get_banned_emails();
if (empty($banned)) {
return;
}
if (is_user_logged_in()) {
// The user is logged in, check that their account email is not banned
$user_data = get_userdata(get_current_user_id());
if (give_is_email_banned($user_data->user_email)) {
$is_banned = true;
}
if (give_is_email_banned($posted['give_email'])) {
$is_banned = true;
}
} elseif (isset($posted['give-purchase-var']) && $posted['give-purchase-var'] == 'needs-to-login') {
// The user is logging in, check that their email is not banned
$user_data = get_user_by('login', $posted['give_user_login']);
if ($user_data && give_is_email_banned($user_data->user_email)) {
$is_banned = true;
}
} else {
// Guest purchase, check that the email is not banned
if (give_is_email_banned($posted['give_email'])) {
$is_banned = true;
}
}
if ($is_banned) {
// Set an error and give the donor a general error (don't alert them that they were banned)
give_set_error('email_banned', __('An internal error has occurred, please try again or contact support.', 'give'));
}
}
