/**
* Prepare product collection
*
* @param Mage_CatalogSearch_Model_Resource_Advanced_Collection $collection
* @return Mage_Catalog_Model_Layer
*/
public function prepareProductCollection($collection)
{
if (!Mage::helper('searchanise/ApiSe')->checkSearchaniseResult(true)) {
return parent::prepareProductCollection($collection);
}
if (method_exists($collection, 'setSearchaniseRequest')) {
$collection->setSearchaniseRequest(Mage::helper('searchanise')->getSearchaniseRequest());
}
if (!method_exists($collection, 'checkSearchaniseResult') || !$collection->checkSearchaniseResult()) {
return parent::prepareProductCollection($collection);
}
$collection->addAttributeToSelect(Mage::getSingleton('catalog/config')->getProductAttributes())->addSearchaniseFilter()->setStore(Mage::app()->getStore())->addMinimalPrice()->addTaxPercents()->addStoreFilter();
Mage::getSingleton('catalog/product_status')->addVisibleFilterToCollection($collection);
Mage::getSingleton('catalog/product_visibility')->addVisibleInSearchFilterToCollection($collection);
return $this;
}
