Current File : //home1/lightco1/www/lightcolab.com/libraries/src/Form/Rule/CaptchaRule.php
<?php
/**
* Joomla! Content Management System
*
* @copyright Copyright (C) 2005 - 2018 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\CMS\Form\Rule;
defined('JPATH_PLATFORM') or die;
use Joomla\CMS\Captcha\Captcha;
use Joomla\CMS\Form\Form;
use Joomla\CMS\Form\FormRule;
use Joomla\Registry\Registry;
/**
* Form Rule class for the Joomla Framework.
*
* @since 2.5
*/
class CaptchaRule extends FormRule
{
/**
* Method to test if the Captcha is correct.
*
* @param \SimpleXMLElement $element The SimpleXMLElement object representing the `<field>` tag for the form field object.
* @param mixed $value The form field value to validate.
* @param string $group The field name group control value. This acts as an array container for the field.
* For example if the field has name="foo" and the group value is set to "bar" then the
* full field name would end up being "bar[foo]".
* @param Registry $input An optional Registry object with the entire data set to validate against the entire form.
* @param Form $form The form object for which the field is being tested.
*
* @return boolean True if the value is valid, false otherwise.
*
* @since 2.5
*/
public function test(\SimpleXMLElement $element, $value, $group = null, Registry $input = null, Form $form = null)
{
$app = \JFactory::getApplication();
$plugin = $app->get('captcha');
if ($app->isClient('site'))
{
$plugin = $app->getParams()->get('captcha', $plugin);
}
$namespace = $element['namespace'] ?: $form->getName();
// Use 0 for none
if ($plugin === 0 || $plugin === '0')
{
return true;
}
else
{
$captcha = Captcha::getInstance((string) $plugin, array('namespace' => (string) $namespace));
}
// Test the value.
if (!$captcha->checkAnswer($value))
{
$error = $captcha->getError();
if ($error instanceof \Exception)
{
return $error;
}
else
{
return new \JException($error);
}
}
return true;
}
}
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