/**
* Sends chunked response to output.
*
* @param \MouseOver\Storage\IStorageFile $storageFile Storage file
* @param \Nette\Http\IRequest $httpRequest HTTP request
* @param \Nette\Http\IResponse $httpResponse HTTP response
*
* @return void
*/
protected function sendStorageFile($storageFile, Nette\Http\IRequest $httpRequest, Nette\Http\IResponse $httpResponse)
{
$httpResponse->setHeader('Accept-Ranges', 'bytes');
$reader = $storageFile->getReader();
if (preg_match('#^bytes=(\\d*)-(\\d*)\\z#', $httpRequest->getHeader('Range'), $matches)) {
list(, $start, $end) = $matches;
if ($start === '') {
$start = null;
}
if ($end === '') {
$end = null;
}
try {
$reader->setRange($start, $end);
} catch (\InvalidArgumentException $invalidArgumentException) {
$httpResponse->setCode(416);
// requested range not satisfiable
return;
}
$httpResponse->setCode(206);
$httpResponse->setHeader('Content-Range', 'bytes ' . $reader->getRangeStart() . '-' . $reader->getRangeEnd() . '/' . $reader->getFileSize());
$reader->setRange($start, $end);
$httpResponse->setHeader('Content-Length', $reader->getLength());
} else {
$httpResponse->setHeader('Content-Range', 'bytes 0-' . ($reader->getFileSize() - 1) . '/' . $reader->getFileSize());
$httpResponse->setHeader('Content-Length', $reader->getLength());
}
while ($reader->hasContent()) {
echo $reader->read();
}
}