public function reindexAll()
{
if (!$this->config->getApplicationID() || !$this->config->getAPIKey() || !$this->config->getSearchOnlyAPIKey()) {
/** @var Mage_Adminhtml_Model_Session $session */
$session = Mage::getSingleton('adminhtml/session');
$session->addError('Algolia reindexing failed: You need to configure your Algolia credentials in System > Configuration > Algolia Search.');
return $this;
}
$this->engine->rebuildCategories();
return $this;
}