/**
* Compare item
*
* @param Mage_Sales_Model_Quote_Item $item
* @return bool
*/
public function compare($item)
{
if ($item->getOptionByCode('chili_document_id')) {
return false;
}
return parent::compare($item);
}
public function compare($item)
{
//Get model for info_buyRequest option
$option_model = $item->getOptionByCode('info_buyRequest');
//Unserialize its value
$options = unserialize($option_model->getValue());
//Check if quote item represents web-to-print product.
//If it does then do not merge these items.
if (isset($options['zetaprints-TemplateID'])) {
return false;
}
return parent::compare($item);
}