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<?php
/**
* @package AdminTools
* @copyright 2010-2017 Akeeba Ltd / Nicholas K. Dionysopoulos
* @license GNU General Public License version 3, or later
*/
namespace Akeeba\AdminTools\Site\Controller;
defined('_JEXEC') or die;
use Akeeba\Engine\Factory;
use Akeeba\Engine\Platform;
use Akeeba\Engine\Util\Complexify;
use FOF30\Container\Container;
use FOF30\Controller\Controller;
use JFactory;
use JText;
class FileScanner extends Controller
{
public function __construct(Container $container, $config = array())
{
$config['csrfProtection'] = false;
parent::__construct($container, $config);
$this->scanEngineSetup();
}
public function execute($task)
{
if ($task != 'step')
{
$task = 'browse';
}
parent::execute($task);
}
public function browse()
{
// Check permissions
$this->_checkPermissions();
Platform::getInstance()->load_configuration(1);
Factory::resetState();
Factory::getFactoryStorage()->reset(AKEEBA_BACKUP_ORIGIN);
$configOverrides['volatile.core.finalization.action_handlers'] = array(
new \Akeeba\Engine\Finalization\Email()
);
$configOverrides['volatile.core.finalization.action_queue'] = array(
'remove_temp_files',
'update_statistics',
'update_filesizes',
'apply_quotas',
'send_scan_email'
);
// Apply the configuration overrides, please
$platform = Platform::getInstance();
$platform->configOverrides = $configOverrides;
$kettenrad = Factory::getKettenrad();
$options = array(
'description' => '',
'comment' => '',
'jpskey' => ''
);
$kettenrad->setup($options);
Factory::getLog()->open(AKEEBA_BACKUP_ORIGIN);
Factory::getLog()->log(true, '');
$kettenrad->tick();
$kettenrad->tick();
Factory::saveState(AKEEBA_BACKUP_ORIGIN);
$array = $kettenrad->getStatusArray();
try
{
Factory::saveState(AKEEBA_BACKUP_ORIGIN);
}
catch (\RuntimeException $e)
{
$array['Error'] = $e->getMessage();
}
if ($array['Error'] != '')
{
// An error occured
die('500 ERROR -- ' . $array['Error']);
}
else
{
$noredirect = $this->input->get('noredirect', 0, 'int');
if ($noredirect != 0)
{
@ob_end_clean();
header('Content-type: text/plain');
header('Connection: close');
echo "301 More work required";
flush();
$this->container->platform->closeApplication();
}
else
{
$curUri = \JUri::getInstance();
$ssl = $curUri->isSSL() ? 1 : 0;
$tempURL = \JRoute::_('index.php?option=com_admintools', false, $ssl);
$uri = new \JUri($tempURL);
$uri->setVar('view', 'FileScanner');
$uri->setVar('task', 'step');
$uri->setVar('key', $this->input->get('key', '', 'raw', 2));
// Maybe we have a multilingual site?
$lg = $this->container->platform->getLanguage();
$languageTag = $lg->getTag();
$uri->setVar('lang', $languageTag);
$redirectionUrl = $uri->toString();
$this->_customRedirect($redirectionUrl);
}
}
}
public function step()
{
// Check permissions
$this->_checkPermissions();
Factory::loadState(AKEEBA_BACKUP_ORIGIN);
$kettenrad = Factory::getKettenrad();
$kettenrad->tick();
$array = $kettenrad->getStatusArray();
$kettenrad->resetWarnings(); // So as not to have duplicate warnings reports
try
{
Factory::saveState(AKEEBA_BACKUP_ORIGIN);
}
catch (\RuntimeException $e)
{
$array['Error'] = $e->getMessage();
}
if ($array['Error'] != '')
{
@ob_end_clean();
echo '500 ERROR -- ' . $array['Error'];
flush();
$this->container->platform->closeApplication();
}
elseif ($array['HasRun'] == 1)
{
// All done
Factory::nuke();
Factory::getFactoryStorage()->reset();
@ob_end_clean();
header('Content-type: text/plain');
header('Connection: close');
echo '200 OK';
flush();
$this->container->platform->closeApplication();
}
else
{
$noredirect = $this->input->get('noredirect', 0, 'int');
if ($noredirect != 0)
{
@ob_end_clean();
header('Content-type: text/plain');
header('Connection: close');
echo "301 More work required";
flush();
$this->container->platform->closeApplication();
}
else
{
$curUri = \JUri::getInstance();
$ssl = $curUri->isSSL() ? 1 : 0;
$tempURL = \JRoute::_('index.php?option=com_admintools', false, $ssl);
$uri = new \JUri($tempURL);
$uri->setVar('view', 'FileScanner');
$uri->setVar('task', 'step');
$uri->setVar('key', $this->input->get('key', '', 'raw', 2));
// Maybe we have a multilingual site?
$lg = $this->container->platform->getLanguage();
$languageTag = $lg->getTag();
$uri->setVar('lang', $languageTag);
$redirectionUrl = $uri->toString();
$this->_customRedirect($redirectionUrl);
}
}
}
/**
* Check that the user has sufficient permissions, or die in error
*
*/
private function _checkPermissions()
{
// Is frontend backup enabled?
$febEnabled = Platform::getInstance()->get_platform_configuration_option('frontend_enable', 0) != 0;
// Is the Secret Key strong enough?
$validKey = Platform::getInstance()->get_platform_configuration_option('frontend_secret_word', '');
if (!Complexify::isStrongEnough($validKey, false))
{
$febEnabled = false;
}
if (!$febEnabled)
{
@ob_end_clean();
echo '403 ' . JText::_('COM_ADMINTOOLS_ERROR_NOT_ENABLED');
flush();
$this->container->platform->closeApplication();
}
// Is the key good?
$key = $this->input->get('key', '', 'raw', 2);
$validKeyTrim = trim($validKey);
if (($key != $validKey) || (empty($validKeyTrim)))
{
@ob_end_clean();
echo '403 ' . JText::_('COM_ADMINTOOLS_ERROR_INVALID_KEY');
flush();
$this->container->platform->closeApplication();
}
}
private function _customRedirect($url, $header = '302 Found')
{
header('HTTP/1.1 ' . $header);
header('Location: ' . $url);
header('Content-Type: text/plain');
header('Connection: close');
$this->container->platform->closeApplication();
}
/**
* Sets up the environment to start or continue a file scan
*
* @return bool
*/
private function scanEngineSetup()
{
// Load the Akeeba Engine autoloader
define('AKEEBAENGINE', 1);
require_once JPATH_ADMINISTRATOR . '/components/com_admintools/engine/Autoloader.php';
// Load the platform
Platform::addPlatform('filescan', JPATH_ADMINISTRATOR . '/components/com_admintools/platform/Filescan');
// Load the engine configuration
Platform::getInstance()->load_configuration(1);
$this->aeconfig = Factory::getConfiguration();
define('AKEEBA_BACKUP_ORIGIN', 'frontend');
// Unset time limits
$safe_mode = true;
if (function_exists('ini_get'))
{
$safe_mode = ini_get('safe_mode');
}
if (!$safe_mode && function_exists('set_time_limit'))
{
@set_time_limit(0);
}
return true;
}
}