/**
* This is an observer function for the event 'start_index_events_catalog_product_delete'.
* It gets called after one or more products have been deleted.
*
* @param Varien_Event_Observer $observer
*/
public function startIndexEventsCatalogProductDelete($observer)
{
$productIds = array();
$events = Mage::getSingleton('index/indexer')->getProcessByCode('catalogsearch_fulltext')->getUnprocessedEventsCollection();
/** @var Mage_Index_Model_Event $event */
foreach ($events as $event) {
if ('catalog_product' == $event->getEntity() && 'delete' == $event->getType()) {
$productId = $event->getEntityPk();
if ($productId) {
$productIds[] = $productId;
}
}
}
if (!empty($productIds) && JeroenVermeulen_Solarium_Model_Engine::isEnabled()) {
/** @var JeroenVermeulen_Solarium_Model_Engine $engine */
$engine = Mage::getSingleton('jeroenvermeulen_solarium/engine');
$engine->cleanIndex(null, $productIds);
}
}
/**
* This function is called when a visitor searches
*
* @param Mage_CatalogSearch_Model_Fulltext $object
* @param string $queryText
* @param Mage_CatalogSearch_Model_Query $query
* @return JeroenVermeulen_Solarium_Model_Resource_CatalogSearch_Fulltext
*/
public function prepareResult($object, $queryText, $query)
{
if (JeroenVermeulen_Solarium_Model_Engine::isEnabled($query->getStoreId())) {
$helper = Mage::helper('jeroenvermeulen_solarium');
$adapter = $this->_getWriteAdapter();
$searchResultTable = $this->getTable('catalogsearch/result');
$catSearchHelper = Mage::helper('catalogsearch');
$stringHelper = Mage::helper('core/string');
$thisQueryLength = $stringHelper->strlen($queryText);
$wordsFull = $stringHelper->splitWords($queryText, true);
$wordsLike = $stringHelper->splitWords($queryText, true, $catSearchHelper->getMaxQueryWords());
/* Validate strings and return normal search to handle messages */
if ($catSearchHelper->getMaxQueryLength() < $thisQueryLength || $catSearchHelper->getMinQueryLength() > $thisQueryLength || count($wordsFull) > count($wordsLike)) {
return parent::prepareResult($object, $queryText, $query);
}
/** @var JeroenVermeulen_Solarium_Model_Engine $engine */
$engine = Mage::getSingleton('jeroenvermeulen_solarium/engine');
if ($engine->isWorking()) {
$searchResult = $engine->search($query->getStoreId(), $queryText);
$searchResult->setUserQuery($queryText);
Mage::register('solarium_search_result', $searchResult);
if (!$searchResult->getResultCount()) {
// Autocorrect
if ($engine->getConf('results/autocorrect', $query->getStoreId())) {
$searchResult->autoCorrect();
}
}
$resultProducts = $searchResult->getResultProducts();
if (!$searchResult->getResultCount()) {
// No results, we need to check if the index is empty.
if ($engine->isEmpty($query->getStoreId())) {
Mage::Log(sprintf('%s - Warning: index is empty', __CLASS__), Zend_Log::WARN);
} else {
$query->setIsProcessed(1);
}
} else {
$columns = array('query_id', 'product_id', 'relevance');
$insertRows = array();
$queryId = $query->getId();
foreach ($resultProducts as $data) {
$insertRows[] = array($queryId, $data['product_id'], $data['relevance']);
}
$adapter->beginTransaction();
$adapter->delete($searchResultTable, 'query_id = ' . $queryId);
$adapter->insertArray($searchResultTable, $columns, $insertRows);
$adapter->commit();
$query->setIsProcessed(1);
}
// Autocorrect notification
if ($searchResult->didAutoCorrect()) {
$catSearchHelper->addNoteMessage($helper->__("Showing results for '%s' instead.", $searchResult->getResultQuery()));
}
// "Did you mean" suggestions
$suggestions = $searchResult->getBetterSuggestions();
if ($suggestions) {
$suggestHtml = '';
foreach ($suggestions as $searchTerm => $result_count) {
$title = $helper->__('Results') . ': ' . $result_count;
$href = Mage::getUrl('catalogsearch/result', array('q' => $searchTerm));
$suggestHtml .= sprintf(' <a title="%s" href="%s">%s</a>', $title, $href, $searchTerm);
}
$catSearchHelper->addNoteMessage($helper->__('Did you mean:') . $suggestHtml);
}
/** @deprecated The registry key 'solarium_suggest' is deprecated, it was used in 1.6.0 till 1.6.2 */
Mage::register('solarium_suggest', $searchResult->getBetterSuggestions());
}
}
if (!$query->getIsProcessed()) {
Mage::log('Solr disabled or something went wrong, fallback to Magento Fulltext Search', Zend_Log::WARN);
return parent::prepareResult($object, $queryText, $query);
}
return $this;
}