/**
* Create requests with If-Modified-Since headers
*
* {@inheritdoc}
*/
protected function createRequest($httpMethod, $url)
{
$request = parent::createRequest($httpMethod, $url);
if ($modifiedAt = $this->getCache()->getModifiedSince($url)) {
$modifiedAt = new \DateTime('@' . $modifiedAt);
$modifiedAt->setTimezone(new \DateTimeZone('GMT'));
$request->addHeader(sprintf('If-Modified-Since: %s GMT', $modifiedAt->format('l, d-M-y H:i:s')));
}
return $request;
}
/**
* Create requests with If-Modified-Since headers
*
* {@inheritdoc}
*/
protected function createRequest($httpMethod, $path, $body = null, array $headers = array(), array $options = array())
{
$request = parent::createRequest($httpMethod, $path, $body, $headers = array(), $options);
if ($modifiedAt = $this->getCache()->getModifiedSince($path)) {
$modifiedAt = new \DateTime('@' . $modifiedAt);
$modifiedAt->setTimezone(new \DateTimeZone('GMT'));
$request->addHeader('If-Modified-Since', sprintf('%s GMT', $modifiedAt->format('l, d-M-y H:i:s')));
}
if ($etag = $this->getCache()->getETag($path)) {
$request->addHeader('If-None-Match', $etag);
}
return $request;
}
