Current File : /home/admin/public_html/old/plugins/system/jscsscontrol/fields/krdonationcodecheck.php
<?php
/**
* @Copyright
* @package Field - Donation Code Check
* @author Viktor Vogel <admin@kubik-rubik.de>
* @version Joomla! 3 - 3.1.1 - 2015-07-31
* @link https://joomla-extensions.kubik-rubik.de/
*
* @license GNU/GPL
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
defined('JPATH_PLATFORM') or die;
use Joomla\Registry\Registry;
/**
* Form Field class for Kubik-Rubik Joomla! Extensions.
* Provides a donation code check.
*/
class JFormFieldKRDonationCodeCheck extends JFormField
{
protected $type = 'krdonationcodecheck';
protected function getInput()
{
$field_set = $this->form->getFieldset();
$donation_code = '';
if(empty($this->group))
{
$donation_code = $field_set['jform_donation_code']->value;
}
elseif($this->group == 'params')
{
$donation_code = $field_set['jform_params_donation_code']->value;
}
$session = JFactory::getSession();
$field_value_session = $session->get('field_value', '', 'krdonationcodecheck');
$field_value_head_session = $session->get('field_value_head', '', 'krdonationcodecheck');
$donation_code_session = $session->get('donation_code', '', 'krdonationcodecheck');
if($field_value_session === 1 AND ($donation_code === $donation_code_session))
{
$field_value = '';
if($this->id == 'jform_params_donation' OR $this->id == 'jform_donation')
{
$field_value .= '<div class="'.$this->randomClassName($session, 'success').'">'.JTEXT::_('KR_DONATION_CODE_CHECK_SUCCESS').'</div>';
$this->setHeadDataSession($session);
}
return $field_value;
}
elseif(!empty($field_value_session) AND !empty($field_value_head_session) AND ($donation_code == $donation_code_session))
{
$this->addHeadData($field_value_head_session);
return $field_value_session;
}
$session->clear('field_value', 'krdonationcodecheck');
$session->clear('field_value_head', 'krdonationcodecheck');
$session->clear('donation_code', 'krdonationcodecheck');
$host = JURI::getInstance()->getHost();
$session->set('donation_code', $donation_code, 'krdonationcodecheck');
if($host == 'localhost')
{
$field_value = '<div class="'.$this->randomClassName($session).'">'.JTEXT::_('KR_DONATION_CODE_CHECK_DEFAULT_LOCALHOST').'</div>';
if(!empty($donation_code))
{
$field_value .= '<div class="'.$this->randomClassName($session, 'warning').'">'.JTEXT::_('KR_DONATION_CODE_CHECK_ERROR_LOCALHOST').'</div>';
}
$session->set('field_value', $field_value, 'krdonationcodecheck');
$this->setHeadDataSession($session);
return $field_value;
}
$donation_code_check = $this->getDonationCodeStatus($host, $donation_code);
if($donation_code_check !== 1)
{
$field_value = '<div class="'.$this->randomClassName($session).'">'.JTEXT::sprintf('KR_DONATION_CODE_CHECK_DEFAULT', $host).'</div>';
if($donation_code_check === -1)
{
$field_value .= '<div class="'.$this->randomClassName($session, 'warning').'">'.JTEXT::_('KR_DONATION_CODE_CHECK_ERROR_SERVER').'</div>';
}
if($donation_code_check === -2)
{
$field_value .= '<div class="'.$this->randomClassName($session, 'warning').'">'.JTEXT::_('KR_DONATION_CODE_CHECK_ERROR').'</div>';
}
$session->set('field_value', $field_value, 'krdonationcodecheck');
$this->setHeadDataSession($session);
return $field_value;
}
$field_value = '';
if($this->id == 'jform_params_donation' OR $this->id == 'jform_donation')
{
$field_value .= '<div class="'.$this->randomClassName($session, 'success').'">'.JTEXT::_('KR_DONATION_CODE_CHECK_SUCCESS').'</div>';
}
$session->set('field_value', 1, 'krdonationcodecheck');
$this->setHeadDataSession($session);
return $field_value;
}
/**
* Creates random classes for the div containers
*
* @param $session
* @param string $type
*
* @return string
*/
private function randomClassName($session, $type = 'error')
{
$field_value_head_session = $session->get('field_value_head', '', 'krdonationcodecheck');
$characters = range('a', 'z');
$class_name = $characters[mt_rand(0, count($characters) - 1)];
$class_name_length = mt_rand(6, 12);
$class_name .= @JUserHelper::genRandomPassword($class_name_length);
$head_data = '<style type="text/css">div.'.$class_name.'{border-radius: 2px; padding: 5px; font-size: 120%; margin: 4px 0 4px;';
if($type == 'error')
{
$head_data .= ' border: 1px solid #DD87A2; background-color: #F9CAD9;';
}
elseif($type == 'success')
{
$head_data .= ' border: 1px solid #73F26F; background-color: #CBF7CA;';
}
elseif($type == 'warning')
{
$head_data .= ' border: 1px solid #F2DB82; background-color: #F7EECA;';
}
$head_data .= '} @media(min-width:482px){div.'.$class_name.'{margin: 4px 0 4px -180px;}}</style>';
$session->set('field_value_head', $field_value_head_session.$head_data, 'krdonationcodecheck');
return $class_name;
}
/**
* Sets the CSS instructions (stored in the session) to the head
*
* @param $session
*/
private function setHeadDataSession($session)
{
// Set the style data to the head of the page
$field_value_head_session = $session->get('field_value_head', '', 'krdonationcodecheck');
if(!empty($field_value_head_session))
{
$this->addHeadData($field_value_head_session);
}
}
/**
* Add the style data to the head
*
* @param $data
*/
private function addHeadData($data)
{
static $data_loaded = false;
if(empty($data_loaded))
{
$document = JFactory::getDocument();
$document->addCustomTag($data);
$data_loaded = true;
}
}
/**
* Check the entered donation code with the validation script that is located on a main and a fall back server
*
* @param $host
* @param $donation_code
*
* @return int|string
*/
private function getDonationCodeStatus($host, $donation_code)
{
$donation_code_check = 0;
if(JHttpFactory::getAvailableDriver(new Registry) == false)
{
return -2;
}
if(!empty($host) AND !empty($donation_code))
{
// First try it with the main validation server and with HTTPS
$url_check = 'https://check.kubik-rubik.de/donationcode/validation.php?key='.rawurlencode($donation_code).'&host='.rawurlencode($host);
try
{
$donation_code_request = JHttpFactory::getHttp()->get($url_check);
}
catch(Exception $e)
{
// Try it with the fall back server and without HTTPS
$url_check_fallback = 'http://check.kubik-rubik.eu/donationcode/validation.php?key='.rawurlencode($donation_code).'&host='.rawurlencode($host);
try
{
$donation_code_request = JHttpFactory::getHttp()->get($url_check_fallback);
}
catch(Exception $e)
{
return -1;
}
}
if(!empty($donation_code_request->body))
{
if(preg_match('@(error|access denied)@i', $donation_code_request->body))
{
return -1;
}
$donation_code_check = (int)$donation_code_request->body;
}
}
return $donation_code_check;
}
protected function getLabel()
{
return;
}
}