public function render(Varien_Object $row) { $rowFiles = $row->getFiles(); if (empty($rowFiles)) { return Mage::helper('xtento_orderexport')->__('No files saved.'); } $filenames = explode("|", $rowFiles); $baseFilenames = array(); foreach ($filenames as $filename) { array_push($baseFilenames, basename($filename)); } $baseFilenames = array_unique($baseFilenames); $rowText = ""; foreach ($baseFilenames as $filename) { $rowText .= $filename . "<br>"; } return $rowText; }