*
* License:
*	 GPL v2 or above
*	 
* Website:
* 	http://www.simpleinvoices.or
*/
checkLogin();
#get the invoice id
$invoice_id = $_GET['invoice'];
$invoice = getInvoice($invoice_id);
$invoice_type = getInvoiceType($invoice['type_id']);
$customer = getCustomer($invoice['customer_id']);
$biller = getBiller($invoice['biller_id']);
$preference = getPreference($invoice['preference_id']);
$defaults = getSystemDefaults();
$text_ui_invoiceobj = new text_ui_invoice();
$invoiceItems = $text_ui_invoiceobj->getInvoiceItems($invoice_id);
#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']}";
} else {
    $invoice_age = "";
}
$url_for_pdf = "./pdfmaker.php?id=" . $invoice['id'];
$invoice['url_for_pdf'] = $url_for_pdf;
$customFieldLabels = getCustomFieldLabels();
for ($i = 1; $i <= 4; $i++) {
    $customField[$i] = show_custom_field("invoice_cf{$i}", $invoice["custom_field{$i}"], "read", 'details_screen summary', 'details_screen', 'details_screen', 5, ':');
}

<?php

//stop the direct browsing to this file - let index.php handle which files get displayed
checkLogin();
//gets the long language name out of the short name
$lang = getDefaultLanguage();
$languages = getLanguageList();
foreach ($languages as $language) {
    if ($language->shortname == $lang) {
        $lang = $language->name;
        break;
    }
}
$smarty->assign("defaults", getSystemDefaults());
$smarty->assign("defaultBiller", getDefaultBiller());
$smarty->assign("defaultCustomer", getDefaultCustomer());
$smarty->assign("defaultTax", getDefaultTax());
$smarty->assign("defaultPreference", getDefaultPreference());
$smarty->assign("defaultPaymentType", getDefaultPaymentType());
$smarty->assign("defaultDelete", getDefaultDelete());
$smarty->assign("defaultLogging", getDefaultLogging());
$smarty->assign("defaultInventory", getDefaultInventory());
$smarty->assign("defaultLanguage", $lang);
$smarty->assign('pageActive', 'system_default');
$smarty->assign('active_tab', '#setting');

 function getData()
 {
     //echo "export - get data";
     global $smarty;
     global $siUrl;
     switch ($this->module) {
         case "statement":
             $invoice = new invoice();
             $invoice->biller = $this->biller_id;
             $invoice->customer = $this->customer_id;
             if ($this->filter_by_date == "yes") {
                 if (isset($this->start_date)) {
                     $invoice->start_date = $this->start_date;
                 }
                 if (isset($this->end_date)) {
                     $invoice->end_date = $this->end_date;
                 }
                 if (isset($this->start_date) and isset($this->end_date)) {
                     $invoice->having = "date_between";
                 }
                 $having_count = 1;
             }
             if ($this->show_only_unpaid == "yes") {
                 if ($having_count == 1) {
                     $invoice->having_and = "money_owed";
                 } else {
                     $invoice->having = "money_owed";
                 }
             }
             $invoice_all = $invoice->select_all('count');
             $invoices = $invoice_all->fetchAll();
             foreach ($invoices as $i => $row) {
                 $statement['total'] = $statement['total'] + $row['invoice_total'];
                 $statement['owing'] = $statement['owing'] + $row['owing'];
                 $statement['paid'] = $statement['paid'] + $row['INV_PAID'];
             }
             $templatePath = "./templates/default/statement/index.tpl";
             $biller_details = getBiller($this->biller_id);
             $customer_details = getCustomer($this->customer_id);
             $this->file_name = "statement_" . $this->biller_id . "_" . $this->customer_id . "_" . $invoice->start_date . "_" . $invoice->end_date;
             $smarty->assign('biller_id', $biller_id);
             $smarty->assign('biller_details', $biller_details);
             $smarty->assign('customer_id', $customer_id);
             $smarty->assign('customer_details', $customer_details);
             $smarty->assign('show_only_unpaid', $show_only_unpaid);
             $smarty->assign('filter_by_date', $this->filter_by_date);
             $smarty->assign('invoices', $invoices);
             $smarty->assign('start_date', $this->start_date);
             $smarty->assign('end_date', $this->end_date);
             $smarty->assign('invoices', $invoices);
             $smarty->assign('statement', $statement);
             $data = $smarty->fetch("." . $templatePath);
             break;
         case "payment":
             $payment = getPayment($this->id);
             /*Code to get the Invoice preference - so can link from this screen back to the invoice - START */
             $invoice = getInvoice($payment['ac_inv_id']);
             $biller = getBiller($payment['biller_id']);
             $logo = getLogo($biller);
             $logo = str_replace(" ", "%20", $logo);
             $customer = getCustomer($payment['customer_id']);
             $invoiceType = getInvoiceType($invoice['type_id']);
             $customFieldLabels = getCustomFieldLabels();
             $paymentType = getPaymentType($payment['ac_payment_type']);
             $preference = getPreference($invoice['preference_id']);
             $smarty->assign("payment", $payment);
             $smarty->assign("invoice", $invoice);
             $smarty->assign("biller", $biller);
             $smarty->assign("logo", $logo);
             $smarty->assign("customer", $customer);
             $smarty->assign("invoiceType", $invoiceType);
             $smarty->assign("paymentType", $paymentType);
             $smarty->assign("preference", $preference);
             $smarty->assign("customFieldLabels", $customFieldLabels);
             $smarty->assign('pageActive', 'payment');
             $smarty->assign('active_tab', '#money');
             $css = $siUrl . "/templates/invoices/default/style.css";
             $smarty->assign('css', $css);
             $templatePath = "./templates/default/payments/print.tpl";
             $data = $smarty->fetch("." . $templatePath);
             break;
         case "invoice":
             $invoice = invoice::select($this->id);
             $invoice_number_of_taxes = numberOfTaxesForInvoice($this->id);
             $customer = getCustomer($invoice['customer_id']);
             $biller = biller::select($invoice['biller_id']);
             $preference = getPreference($invoice['preference_id']);
             $defaults = getSystemDefaults();
             $logo = getLogo($biller);
             $logo = str_replace(" ", "%20", $logo);
             $invoiceItems = invoice::getInvoiceItems($this->id);
             $spc2us_pref = str_replace(" ", "_", $invoice['index_name']);
             $this->file_name = $spc2us_pref;
             $customFieldLabels = getCustomFieldLabels();
             /*Set the template to the default*/
             $template = $defaults['template'];
             $templatePath = "./templates/invoices/{$template}/template.tpl";
             $template_path = "../templates/invoices/{$template}";
             $css = $siUrl . "/templates/invoices/{$template}/style.css";
             $pluginsdir = "./templates/invoices/{$template}/plugins/";
//.........这里部分代码省略.........