/**
* ContentPostProc-output hook to add typo3-pid header
*
* @param array $parameters Parameter
* @param \TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController $parent The parent object
*
* @return void
*/
public function sendHeader(array $parameters, TypoScriptFrontendController $parent)
{
// Send Page pid which is used to issue BAN Command against
if (GeneralUtility::getIndpEnv('TYPO3_REV_PROXY') == 1 || \Snowflake\Varnish\Utilities\GeneralUtility::getProperty('alwaysSendTypo3Headers') == 1) {
header('TYPO3-Pid: ' . $parent->id);
header('TYPO3-Sitename: ' . \Snowflake\Varnish\Utilities\GeneralUtility::getSitename());
}
}
/**
* ClearCache
* Executed by the clearCachePostProc Hook
*
* @param string $cacheCmd Cache Command, see Description in t3lib_tcemain
*
* @return void
*/
public function clearCache($cacheCmd)
{
\Snowflake\Varnish\Utilities\GeneralUtility::devLog('clearCache', array('cacheCmd' => $cacheCmd));
// if cacheCmd is a single Page, issue BAN Command on this pid
// all other Commands ("page", "all") led to a BAN of the whole Cache
$cacheCmd = intval($cacheCmd);
$command = array($cacheCmd > 0 ? 'Varnish-Ban-TYPO3-Pid: ' . $cacheCmd : 'Varnish-Ban-All: 1', 'Varnish-Ban-TYPO3-Sitename: ' . \Snowflake\Varnish\Utilities\GeneralUtility::getSitename());
$method = \Snowflake\Varnish\Utilities\GeneralUtility::getProperty('banRequestMethod') ? \Snowflake\Varnish\Utilities\GeneralUtility::getProperty('banRequestMethod') : 'BAN';
// issue command on every Varnish Server
/** @var $varnishHttp \Snowflake\Varnish\Http */
$varnishHttp = GeneralUtility::makeInstance('Snowflake\\Varnish\\Http');
foreach ($this->instanceHostnames as $currentHost) {
$varnishHttp::addCommand($method, $currentHost, $command);
}
}
/**
* Execute cURL Multi-Handle Queue
*
* @return void
*/
protected static function runQueue()
{
GeneralUtility::devLog(__FUNCTION__);
$running = NULL;
do {
curl_multi_exec(self::$curlQueue, $running);
} while ($running);
// destroy Handle which is not required anymore
curl_multi_close(self::$curlQueue);
}
