/**
* @param HttpRequestA $oRequest
* @param ProcessorA $oProcessor
* @returns HttpResponseA
*/
public function getResponse(HttpRequestA $oRequest, $oProcessor = null)
{
$oResponse = parent::getResponse($oRequest, $oProcessor);
if (!($oResponse->isRedirect() || $oResponse->isError())) {
$iExpireTime = 600;
// ten minute
$oNow = new \DateTime('now', new \DateTimeZone('GMT'));
$oResponse->setDate($oNow->format('r'));
try {
$oModel = $this->getView()->getModel();
} catch (ExceptionView $v) {
$oModel = null;
}
if (CacheableModelA::isValid($oModel)) {
try {
/** @var CacheableModelA $oModel */
$sLastModified = $oModel->getLastModified();
$oLastModified = new \DateTime($sLastModified, new \DateTimeZone('GMT'));
$oResponse->setLastModified($oLastModified->format('r'));
$oMax = $oLastModified->getTimestamp() > $oNow->getTimestamp() ? $oLastModified : $oNow;
$sModifiedSince = $oRequest->getIfModifiedSince();
if (!empty($sModifiedSince)) {
$oModifiedSince = new \DateTime($sModifiedSince, new \DateTimeZone('GMT'));
if ($oLastModified->getTimestamp() <= $oModifiedSince->getTimestamp()) {
$oResponse->setStatus(HttpResponseType::NOT_MODIFIED);
}
}
} catch (\Exception $e) {
$oMax = $oNow;
}
$oResponse->setExpires($oMax->add(new \DateInterval('P2W'))->format('r'));
// adding 2 weeks
} else {
try {
$oResponse->setETag(substr(sha1($oResponse->getOutput()), 0, 8));
$oResponse->setCacheControl('public, max-age=' . $iExpireTime);
} catch (ExceptionView $v) {
//
}
if ($oRequest->getIfNoneMatch() == '"' . $oResponse->getETag() . '"') {
$oResponse->setStatus(HttpResponseType::NOT_MODIFIED);
}
}
}
return $oResponse;
}
