/**
* Send the file to the client (Download)
*
* @param string|array $options Options for the file(s) to send
* @throws \UnexpectedValueException
* @throws \InvalidArgumentException
* @return void
*/
public function send($options = null)
{
if (is_string($options)) {
$filepath = $options;
} elseif (is_array($options) && isset($options['filepath'])) {
$filepath = $options['filepath'];
} else {
throw new \InvalidArgumentException("Filename is not set.");
}
if (!is_file($filepath) || !is_readable($filepath)) {
throw new \InvalidArgumentException("File '{$filepath}' does not exists.");
}
$mimeType = $this->mime->getMimeType($filepath);
$this->response->setHeader('Content-length', filesize($filepath));
$this->response->setHeader('Content-Type', $mimeType);
$this->response->sendHeaders();
$handle = fopen($filepath, 'r');
if ($handle) {
while (($buffer = fgets($handle, 4096)) !== false) {
echo $buffer;
}
if (!feof($handle)) {
throw new \UnexpectedValueException("Unexpected end of file");
}
fclose($handle);
}
}
