<?php if ( ! defined( 'ABSPATH' ) ) { die( 'You are not allowed to call this page directly.' ); } abstract class FrmValidate { /** * @var int */ protected $form_id; /** * @var object */ protected $form; /** * @param int $form_id */ public function __construct( $form_id ) { $this->form_id = $form_id; } /** * @return object $form */ protected function get_form() { if ( empty( $this->form ) ) { $this->form = FrmForm::getOne( $this->form_id ); } return $this->form; } /** * @return bool */ protected function is_option_on() { $form = $this->get_form(); $key = $this->get_option_key(); return ! empty( $form->options[ $key ] ) && 'off' !== $form->options[ $key ]; } /** * @return bool|string */ abstract public function validate(); /** * Track the form option key used for is_option_on function. * * @return string */ abstract protected function get_option_key(); }