/**
* get all files with included filetypes from given directory and all subdirectories
* that are not in a subdirectory from the excluded directory list.
*
* @param string $dir
*
* @return array
*/
private function getFilesFromDir($dir)
{
$files = [];
if ($handle = $this->filesystem->openDirectory($dir)) {
while (false !== ($file = $this->filesystem->readdir($handle))) {
if ($file != '.' && $file != '..') {
$fullPath = $dir . DIRECTORY_SEPARATOR . $file;
if ($this->filesystem->isDir($fullPath)) {
if (!$this->isDirectoryExcluded($fullPath)) {
$files[] = $this->getFilesFromDir($fullPath);
}
} elseif ($this->isFiletypeIncluded($file)) {
$files[] = $this->filesystem->realpath($fullPath);
}
}
}
$this->filesystem->closeDirectory($handle);
}
return $this->array_flat($files);
}
