<?php
/**
* Spam check abstract class
*
* @since 6.21
* @package Formidable
*/
if ( ! defined( 'ABSPATH' ) ) {
die( 'You are not allowed to call this page directly.' );
}
abstract class FrmSpamCheck {
/**
* Entry values.
*
* @var array
*/
protected $values;
public function __construct( $values ) {
$this->values = $values;
}
/**
* Checks if is spam.
*
* @return bool|string Return the spam message or `false` if is not spam.
*/
public function is_spam() {
if ( ! $this->is_enabled() ) {
return false;
}
$is_spam = $this->check();
if ( ! $is_spam ) {
return false;
}
return $this->get_spam_message();
}
/**
* Checks for spam.
*
* @return bool Return `true` if this is spam.
*/
abstract protected function check();
/**
* Checks if the check is enabled.
*
* @return bool
*/
protected function is_enabled() {
return true;
}
/**
* Gets spam message.
*
* @return string If this is empty string, a default message will be used.
*/
protected function get_spam_message() {
return FrmAntiSpamController::get_default_spam_message();
}
}