feat: Implement invoice generation and emailing functionality

- Added invoice generation logic using DomPDF. - Integrated invoice data retrieval from the API. - Implemented language determination for invoices based on customer data. - Added options to email invoices to customers and admin. - Included HTML output option for direct viewing in the browser. - Ensured proper redirection and error handling throughout the process.
2026-01-07 14:36:48 +01:00
parent 543f0b3cac
commit 08263c7933
46 changed files with 4982 additions and 151 deletions
--- a/factuur.php
+++ b/factuur.php
@@ -0,0 +1,151 @@
+<?php
+defined(page_security_key) or exit;
+
+if (debug && debug_id == $_SESSION['id']) {
+    ini_set('display_errors', '1');
+    ini_set('display_startup_errors', '1');
+    error_reporting(E_ALL);
+}
+
+include_once './assets/functions.php';
+include_once './settings/settings_redirector.php';
+
+// Check if allowed
+if (isAllowed('order', $_SESSION['profile'], $_SESSION['permission'], 'R') === 0) {
+    header('location: index.php');
+    exit;
+}
+
+// Get transaction ID from POST or GET (for HTML output)
+$order_number = $_POST['txn_id'] ?? $_GET['txn_id'] ?? '';
+
+if (empty($order_number)) {
+    header('Location: index.php?page=orders');
+    exit;
+}
+
+// Connect to database
+$pdo = dbConnect($dbname);
+
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+// Get detailed invoice data
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+$api_url = '/v2/invoice/list=invoice&txn_id=' . $order_number;
+$invoice_data = ioServer($api_url, '');
+$invoice_data = json_decode($invoice_data, true);
+
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+// Determine invoice language
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+$available_languages = [
+    'NL' => 'NL',
+    'BE' => 'NL', 
+    'US' => 'US',
+    'GB' => 'US',
+    'DE' => 'DE',
+    'FR' => 'FR',
+    'ES' => 'ES'
+];
+
+$invoice_language = 'US'; // Default
+if (!empty($invoice_data['customer']['language'])) {
+    $invoice_language = strtoupper($invoice_data['customer']['language']);
+} elseif (!empty($invoice_data['customer']['country']) && isset($available_languages[strtoupper($invoice_data['customer']['country'])])) {
+    $invoice_language = $available_languages[strtoupper($invoice_data['customer']['country'])];
+}
+
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+// Generate invoice HTML
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+var_dump($invoice_data);
+list($data, $customer_email, $order_id) = generateSoftwareInvoice($invoice_data, $order_number, $invoice_language);
+
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+// Check for HTML output request
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+if (isset($_GET['output']) && $_GET['output'] === 'html') {
+    // Output HTML directly to browser
+    echo $data;
+    exit;
+}
+
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+// Initialize DomPDF
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+use Dompdf\Dompdf;
+use Dompdf\Options;
+
+$options = new Options();
+$options->set('isRemoteEnabled', true);
+$dompdf = new Dompdf($options);
+
+// Load HTML content
+$dompdf->loadHtml($data);
+
+// Setup paper size and orientation
+$dompdf->setPaper('A4', 'portrait');
+
+// Render the HTML as PDF
+$dompdf->render();
+
+$file_name = 'Factuur - ' . $order_id;
+
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+// Handle different actions
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+// Email invoice to customer
+if (isset($_POST['email_invoice'])) {
+    $to = $customer_email;
+    $subject = 'Factuur - ' . $order_id;
+    $message = $data;
+    $attachment = $dompdf->output();
+    $attachment_name = $file_name . '.pdf';
+
+    $header_redirect = 'Location: index.php?page=order&id=' . $order_id . '&success=invoice_sent';
+    
+    // Send to PHPMailer
+    send_mail($to, $subject, $message, $attachment, $attachment_name);
+    
+    header($header_redirect);
+    exit;
+}
+
+// Email invoice to admin/bookkeeping
+if (isset($_POST['email_invoice_to_admin'])) {
+    $to = $customer_email;
+    $subject = 'Factuur - ' . $order_id;
+    $message = $data;
+    $attachment = $dompdf->output();
+    $attachment_name = $file_name . '.pdf';
+
+    $header_redirect = 'Location: index.php?page=order&id=' . $order_id . '&success=invoice_sent_admin';
+    
+    // Send to bookkeeping if configured
+    if (defined('invoice_bookkeeping') && invoice_bookkeeping && defined('email_bookkeeping') && email_bookkeeping) {
+        send_mail(email_bookkeeping, $subject, $message, $attachment, $attachment_name);
+    }
+    
+    header($header_redirect);
+    exit;
+}
+
+// Show invoice in browser
+if (isset($_POST['show_invoice'])) {
+    // Clean output buffer to prevent corrupted PDF
+    if (ob_get_level()) {
+        ob_end_clean();
+    }
+    
+    // Stream PDF to browser
+    $dompdf->stream($file_name . ".pdf", array("Attachment" => false));
+    exit;
+}
+
+// If no action specified, redirect back
+header('Location: index.php?page=order&id=' . $order_number);
+exit;
+
+?>