function scan($doLog = false)
{
global $mainframe;
$session =& JFactory::getSession();
$confModel =& JModel::getInstance('Configuration', 'JDefenderModel');
$componentConfig = $confModel->getData(false);
// Turn off error reporting
JD_Error::unsetErrorHandlers();
jimport('joomla.error.log');
jimport('joomla.filesystem.file');
// choose scan type
$filesystemScanned = $session->get('filesystem.scanned', false, 'jdefender');
$optionsScanned = $session->get('options.scanned', false, 'jdefender');
// Scan now
$scanModel =& JModel::getInstance('Scan', 'JDefenderModel');
$scanModel->setState('filesystem.scanned', $filesystemScanned);
$scanModel->setState('options.scanned', $optionsScanned);
$scanData = $scanModel->getScanData('', $doLog);
if ($doLog) {
JD_Vars_Helper::setVar('status', 'jdefender_scan', JText::_('Processing Scan Results'));
}
foreach ($scanData as $family => $data) {
// skip empty data
if (!$data) {
continue;
}
if ($family == 'filesystem') {
if ($scanModel->_isFirstScan()) {
// The handler for the first scan which does not write logs for new files.
$firstScanHandler = JD_Handler::getInstance('first_scan', 'filesystem');
$firstScanHandler->handleResults($data);
$firstScanHandler->flushLogs();
}
}
foreach ($data as $type => $results) {
$handler = JD_Handler::getInstance($type, $family);
if ($handler) {
if ($doLog) {
$titles = JD_Log_Helper::readableLogType($type);
if ($titles) {
JD_Vars_Helper::setVar('status', 'jdefender_scan', JText::_('Processing Scan Results') . ': ' . $titles->title);
}
}
$handler->handleResults($results);
$handler->flushLogs();
}
}
}
// Turn on error reporting
JD_Error::putErrorHandlersBack();
$state = array($scanModel->getState('filesystem.scanned'), $scanModel->getState('options.scanned'));
// save scan state to session
$session->set('filesystem.scanned', $state[0], 'jdefender');
$session->set('options.scanned', $state[1], 'jdefender');
return $state;
}
function chmod($permission)
{
$permission = (int) $permission & 0777;
// First, try simple chmod
if (@chmod($this->_filename, $permission)) {
return true;
} else {
// try FTP
$ftp =& JD_Ftp::getFtpHandle();
// FTP Mode enabled
if ($ftp) {
$file = JD_Ftp::translatePath($this->_filename);
// ignore ftp errors messages
JD_Error::unsetErrorHandlers();
$result = $ftp->chmod($file, $permission);
JD_Error::putErrorHandlersBack();
if (false === $result) {
$this->setError($this->_getPersmissionError($permission));
return false;
}
return true;
} else {
// Return the error
$error = $this->_getPersmissionError($permission);
$this->setError($error);
return false;
}
}
}