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- <?php
- /**
- * @file
- * Checkout pane functions for uc_payment.module.
- *
- * The checkout pane holds form to select the payment method. It also shows a
- * preview of the line items and order total.
- */
- function uc_checkout_pane_payment($op, &$order, $form = NULL, &$form_state = NULL) {
- switch ($op) {
- case 'view':
- $contents['#attached']['css'][] = drupal_get_path('module', 'uc_payment') . '/uc_payment.css';
- if (variable_get('uc_payment_show_order_total_preview', TRUE)) {
- $contents['line_items'] = array(
- '#theme' => 'uc_payment_totals',
- '#order' => $order,
- '#prefix' => '<div id="line-items-div">',
- '#suffix' => '</div>',
- '#weight' => -20,
- );
- }
- // Ensure that the form builder uses #default_value to determine which
- // button should be selected after an ajax submission. This is
- // necessary because the previously selected value may have become
- // unavailable, which would result in an invalid selection.
- unset($form_state['input']['panes']['payment']['payment_method']);
- $options = array();
- foreach (_uc_payment_method_list() as $id => $method) {
- $set = rules_config_load('uc_payment_method_' . $method['id']);
- if ($set && !$set->execute($order)) {
- continue;
- }
- if ($method['checkout'] && !isset($method['express'])) {
- $options[$id] = $method['title'];
- }
- }
- drupal_alter('uc_payment_method_checkout', $options, $order);
- $description = '';
- if (!$options) {
- $description = t('Checkout cannot be completed without any payment methods enabled. Please contact an administrator to resolve the issue.');
- $options[''] = t('No payment methods available');
- }
- elseif (count($options) > 1) {
- $description = t('Select a payment method from the following options.');
- }
- if (!isset($options[$order->payment_method])) {
- $order->payment_method = key($options);
- }
- $contents['payment_method'] = array(
- '#type' => 'radios',
- '#title' => t('Payment method'),
- '#title_display' => 'invisible',
- '#options' => $options,
- '#default_value' => $order->payment_method,
- '#disabled' => count($options) == 1,
- '#required' => TRUE,
- '#ajax' => array(
- 'callback' => 'uc_payment_checkout_payment_details',
- 'wrapper' => 'payment-details',
- 'progress' => array(
- 'type' => 'throbber',
- ),
- ),
- );
- $contents['details'] = array(
- '#prefix' => '<div id="payment-details" class="clearfix payment-details-' . $order->payment_method . '">',
- '#markup' => t('Continue with checkout to complete payment.'),
- '#suffix' => '</div>',
- );
- $func = _uc_payment_method_data($order->payment_method, 'callback');
- if (function_exists($func) && $details = $func('cart-details', $order, $form, $form_state)) {
- unset($contents['details']['#markup']);
- $contents['details'] += $details;
- }
- return array('description' => $description, 'contents' => $contents);
- case 'process':
- if (empty($form_state['values']['panes']['payment']['payment_method'])) {
- form_set_error('panes][payment][payment_method', t('You cannot check out without selecting a payment method.'));
- return FALSE;
- }
- $order->payment_method = $form_state['values']['panes']['payment']['payment_method'];
- $func = _uc_payment_method_data($order->payment_method, 'callback');
- if (function_exists($func)) {
- $result = $func('cart-process', $order, $form, $form_state);
- if ($result === FALSE) {
- return FALSE;
- }
- }
- return TRUE;
- case 'review':
- $line_items = uc_order_load_line_items_display($order);
- foreach ($line_items as $line_item) {
- $review[] = array('title' => $line_item['title'], 'data' => theme('uc_price', array('price' => $line_item['amount'])));
- }
- $review_data = _uc_payment_method_data($order->payment_method, 'review');
- if (empty($review_data)) {
- $review_data = _uc_payment_method_data($order->payment_method, 'name');
- }
- $review[] = array('border' => 'top', 'title' => t('Paying by'), 'data' => $review_data);
- $func = _uc_payment_method_data($order->payment_method, 'callback');
- if (function_exists($func)) {
- $result = $func('cart-review', $order);
- if (is_array($result)) {
- $review = array_merge($review, $result);
- }
- }
- return $review;
- case 'settings':
- $form['uc_payment_show_order_total_preview'] = array(
- '#type' => 'checkbox',
- '#title' => t('Show the order total preview on the payment pane.'),
- '#default_value' => variable_get('uc_payment_show_order_total_preview', TRUE),
- );
- return $form;
- }
- }
- /**
- * AJAX callback for payment method details on the checkout form.
- */
- function uc_payment_checkout_payment_details($form, $form_state) {
- return $form['panes']['payment']['details'];
- }
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