all-in-one-event-calendar/lib/captcha/provider.php
2017-11-09 17:36:04 +01:00

102 lines
No EOL
2.2 KiB
PHP

<?php
/**
* Ai1ec_Captcha_Provider interface.
*
* @author Time.ly Network Inc.
* @since 2.2
*
* @package AI1EC
* @subpackage AI1EC.Captcha
*/
abstract class Ai1ec_Captcha_Provider extends Ai1ec_Base {
/**
* Settings object.
*
* @var Ai1ec_Settings
*/
protected $_settings = null;
/**
* Theme loader object.
*
* @var Ai1ec_Theme_Loader
*/
protected $_theme_loader = null;
/**
* Whether provider is configured or not.
*
* @var bool
*/
protected $_is_configured = null;
/**
* Constructor.
*
* @param Ai1ec_Registry_Object $registry
*
* @return Ai1ec_Captcha_Provider
*
* @throws Ai1ec_Bootstrap_Exception
*/
public function __construct( Ai1ec_Registry_Object $registry ) {
parent::__construct( $registry );
$this->_settings = $registry->get( 'model.settings' );
$this->_theme_loader = $registry->get( 'theme.loader' );
}
/**
* Returns settings array.
*
* @param bool $enable_rendering Whether setting HTML will be rendered or not.
*
* @return array Array of settings.
*/
abstract public function get_settings( $enable_rendering = true );
/**
* Returns captcha challenge.
*
* @return mixed
*/
abstract public function get_challenge();
/**
* Validates challenge.
*
* @param array Challenge response data.
*
* @return mixed
*/
abstract public function validate_challenge( array $data );
/**
* Returns provider name.
*
* @return string
*/
abstract public function get_name();
/**
* Returns whether provider is properly configured or not.
*
* @return bool
*/
public function is_configured() {
if ( null !== $this->_is_configured ) {
return $this->_is_configured;
}
$this->_is_configured = true;
foreach ( $this->get_settings() as $key => $setting ) {
$value = $this->_settings->get( $key );
if ( empty( $value ) ) {
$this->_is_configured = false;
break;
}
}
return $this->_is_configured;
}
}