File::__construct

public function __construct(int $id, int $sourceFileId, string $name, int $size, string $viewUrl, ?string $previewUrl)
{
	$this->id = $id;
	$this->sourceFileId = $sourceFileId;
	$this->name = $name;
	$this->size = $size;
	$this->viewUrl = $viewUrl;
	$this->previewUrl = $previewUrl;
	$this->attributes = $this->fetchFileAttributes($sourceFileId, $name, $viewUrl);
	$this->extension = GetFileExtension(mb_strtolower($name));
}