Implements ID verification as a shortcode, but only for orders >$200 and using the Unlimit gateway

real_id_custom_verification_shortcode.php

/**
 * Real ID verification shortcode for custom thank-you page
 * 
 * Triggers ID verification for orders over $200 with specific payment gateways.
 * Usage: [real_id_custom_verification]
 */
add_shortcode('real_id_custom_verification', function() {
 $logger = wc_get_logger();
 $context = ['source' => 'real_id_custom_verification'];

 // Payment gateways that require ID verification (add more as needed)
 $required_gateways = [
 'woo-unlimit-custom',
 'custom_254a077438c40ac'
 ];

 // Minimum order total to trigger verification
 $minimum_order_total = 200;

 // Get order key from query params (e.g., ?key=wc_order_b6kYqc0dSCgt4)
 $order_key = isset($_GET['key']) ? sanitize_text_field($_GET['key']) : null;

 if (!$order_key) {
 $logger->warning('No order key found in URL query params', $context);
 return '';
 }

 // Look up order by order key
 $order_id = wc_get_order_id_by_order_key($order_key);

 if (!$order_id) {
 $logger->error('Failed to find order by key', array_merge($context, [
 'order_key' => $order_key,
 ]));
 return '';
 }

 $order = wc_get_order($order_id);

 if (!$order) {
 $logger->error('Failed to load order object', array_merge($context, [
 'order_id' => $order_id,
 'order_key' => $order_key,
 ]));
 return '';
 }

 // Check conditions: order total > $200 AND payment gateway in list
 $order_total = (float) $order->get_total();
 $payment_method = $order->get_payment_method();

 if ($order_total <= $minimum_order_total) {
 $logger->debug('Order total below threshold, skipping verification', array_merge($context, [
 'order_id' => $order_id,
 'order_total' => $order_total,
 'minimum_required' => $minimum_order_total,
 ]));
 return '';
 }

 if (!in_array($payment_method, $required_gateways)) {
 $logger->debug('Payment method not in required list, skipping verification', array_merge($context, [
 'order_id' => $order_id,
 'payment_method' => $payment_method,
 'required_gateways' => $required_gateways,
 ]));
 return '';
 }

 // Conditions met - create ID verification check
 $logger->info('Creating ID verification check', array_merge($context, [
 'order_id' => $order_id,
 'order_total' => $order_total,
 'payment_method' => $payment_method,
 ]));

 $result = real_id_create_check(['order_id' => $order_id]);

 if (is_wp_error($result)) {
 $logger->error('Failed to create ID check', array_merge($context, [
 'order_id' => $order_id,
 'error' => $result->get_error_message(),
 ]));
 return '';
 }

 $logger->info('ID verification check created successfully', array_merge($context, [
 'order_id' => $order_id,
 'check_id' => $result['check_id'],
 ]));

 return $result['widget_html'];
});