wp forms blacklist

wp forms blacklist

function wpf_blacklist_domains( $field_id, $field_submit, $form_data ) {
    $domain          = substr( strrchr( $field_submit, "@" ), 1 );
    $blacklist       = array( 'yahoo.com', 'hotmail.com' );
    if( in_array( $domain, $blacklist ) ) { 
        wpforms()->process->errors[ $form_data['id'] ][ $field_id ] = esc_html__( 'We apologize for any inconvenience, we are unable to accept emails from this domain.', 'wpforms' );
        return;
    }
}
add_action('wpforms_process_validate_email', 'wpf_blacklist_domains', 10, 3 );