/**
* Retrieve a list with all the files contained in the main and subdirectories
* of the folder specified. Some folders and files will be ignored depending
* on some rules defined by the developer.
*
* @param string $directory Parent directory where the filesystem scan will start.
* @return array List of files in the main and subdirectories of the folder specified.
*/
public function get_directory_tree($directory = '')
{
if (file_exists($directory) && is_dir($directory)) {
$tree = array();
// Check whether the ignore scanning feature is enabled or not.
if (SucuriScanFSScanner::will_ignore_scanning()) {
$this->ignored_directories = SucuriScanFSScanner::get_ignored_directories();
}
switch ($this->scan_interface) {
case 'spl':
if ($this->is_spl_available()) {
$tree = $this->get_directory_tree_with_spl($directory);
} else {
$this->scan_interface = 'opendir';
SucuriScanOption::update_option(':scan_interface', $this->scan_interface);
$tree = $this->get_directory_tree($directory);
}
break;
case 'glob':
$tree = $this->get_directory_tree_with_glob($directory);
break;
case 'opendir':
$tree = $this->get_directory_tree_with_opendir($directory);
break;
default:
$this->scan_interface = 'spl';
$tree = $this->get_directory_tree($directory);
break;
}
return $tree;
}
return false;
}