/**
* Checks if a file path points to an external file
*/
public function isExternal($file = '')
{
if (Validate::isExternal($file)) {
return $file;
}
return false;
}
/**
* Get the domain name from current hostname
*/
public static function getDomain($tld = true)
{
$hostname = self::getHost();
$domain = preg_replace("/^(.*\\.)?([^.]*\\..*)\$/i", "\$2", $hostname);
if (Validate::isIp($hostname) || Validate::isIpv6($hostname)) {
return $hostname;
}
if ($tld !== true) {
return preg_replace("/\\.[a-z]+\$/i", "", $domain);
}
return $domain;
}
/**
* Send file download response
*/
public function download($path = '')
{
$this->flushHeaders();
$this->flushContents();
if (!empty($path)) {
if (Validate::isUrl($path)) {
$this->redirect($path);
}
if (is_file($path) !== true) {
$this->setText(404, '404: The requested file could not be found.');
$this->send();
}
$file = new File($path);
$this->cacheExpire('-1 week');
$this->setStatusCode(200);
$this->setContentType($file->getMimeType());
$this->setHeader('Content-Description', 'File Transfer', true);
$this->setHeader('Content-Disposition', 'attachment; filename=' . $file->getSafeName() . ';', true);
$this->setHeader('Content-Length', $file->getSize(), true);
$this->setHeader('Content-Transfer-Encoding', 'binary', true);
$this->sendHeaders();
@readfile($file->getPath());
exit;
}
throw new Exception('Tried to download a file without providing a valid file path.');
}