/**
* Initializes invoice data.
* This method is equivalent to the old getInvoice()
*/
protected function _initData()
{
$invoices = new SimpleInvoices_Db_Table_Invoices();
$invoiceItems = new SimpleInvoices_Db_Table_InvoiceItems();
$payments = new SimpleInvoices_Db_Table_Payment();
$this->_data = $invoices->getInvoice($this->_id);
if (!is_array($this->_data)) {
require_once 'SimpleInvoices/Exception.php';
throw new SimpleInvoices_Exception('Invalid invoice identifier.');
}
// I unset the ID as I don't want it to be present in inserts or updates.
unset($this->_data['id']);
$this->_outData = array();
$this->_outData['calc_date'] = date('Y-m-d', strtotime($this->_data['date']));
$this->_outData['date'] = siLocal::date($this->_data['date']);
$this->_outData['total'] = $invoiceItems->getInvoiceTotal($this->_id);
$this->_outData['gross'] = $invoiceItems->getGrossForInvoice($this->_id);
$this->_outData['paid'] = $payments->getPaidAmountForInvoice($this->_id);
$this->_outData['owing'] = $this->_outData['total'] - $this->_outData['paid'];
if (isset($this->_data['inv_status'])) {
// This seems to be a thing of the past.
// I think we could delete the whole "if".
$this->_outData['status'] = $this->_data['inv_status'];
} else {
$this->_outData['status'] = '';
}
#invoice total tax
$result = $invoiceItems->getTotals($this->_id);
//$invoice['total'] = number_format($result['total'],2);
$this->_outData['total_tax'] = $result['total_tax'];
$this->_outData['tax_grouped'] = taxesGroupedForInvoice($id);
}
