* Website:
* http://www.simpleinvoices.or
*/
checkLogin();
$SI_SYSTEM_DEFAULTS = new SimpleInvoices_Db_Table_SystemDefaults();
$SI_CUSTOM_FIELDS = new SimpleInvoices_Db_Table_CustomFields();
if (!isset($_GET['id'])) {
throw new SimpleInvoices_Exception('Invalid invoice');
}
$invoice = new SimpleInvoices_Invoice($_GET['id']);
$invoice_number_of_taxes = $invoice->getNumberOfTaxes();
$invoice_type = $invoice->getType();
$customer = $invoice->getCustomer();
$biller = $invoice->getBiller();
$preference = $invoice->getPreference();
$defaults = $SI_SYSTEM_DEFAULTS->fetchAll();
$invoiceItems = invoice::getInvoiceItems($invoice->getId());
$eway_check = new eway();
$eway_check->invoice = $invoice->toArray();
$eway_pre_check = $eway_check->pre_check();
#Invoice Age - number of days - start
if ($invoice->owing > 0 ) {
$invoice_age_days = number_format((strtotime(date('Y-m-d')) - strtotime($invoice->calc_date)) / (60 * 60 * 24),0);
$invoice_age = "$invoice_age_days {$LANG['days']}";
