public function getPrintInvoiceUrl($invoice) { if (!Mage::getStoreConfig('pdfpro/config/enabled') || !Mage::getStoreConfig('pdfpro/config/allow_customer_print') || !Mage::helper('pdfpro')->getDefaultApiKey()) { return parent::getPrintInvoiceUrl($invoice); } if (Mage::getSingleton('customer/session')->isLoggedIn()) { return Mage::getUrl('pdfpro/print/invoice', array('invoice_id' => $invoice->getId())); } return Mage::getUrl('pdfpro/guest/printInvoice', array('invoice_id' => $invoice->getId())); }