/**
* Checks the cache for the widget data.
* If cache exists, it sets the TemplateData.
*
* @return string
*/
public function isCached()
{
if (!$this->cacheDir) {
return false;
}
$cache = new CacheStorageHelper($this->cacheDir, $this->uniqueCacheDir);
$data = $cache->get($this->getUniqueWidgetId(), $this->cacheTimeout);
if ($data) {
$this->widget->setCached(true);
$this->setTemplateData($data, true);
return true;
}
return false;
}
