/** * Render invitee email linked to its account edit page * * @param Varien_Object $row * @return string */ protected function _getValue(Varien_Object $row) { if (!$row->getReferralId()) { return ''; } return '<a href="' . Mage::getSingleton('adminhtml/url')->getUrl('*/customer/edit', array('id' => $row->getReferralId())) . '">' . $this->htmlEscape($row->getData($this->getColumn()->getIndex())) . '</a>'; }