commerce_cpc.module in Commerce Cart Pane 7

File

modules/coupon/commerce_cpc.module

<?php

/**
 * Implements hook_menu_alter().
 */
function commerce_cpc_menu_alter(&$items) {

  // override coupon remove link
  $items['commerce/coupons/order/remove/%commerce_coupon/%commerce_order']['page callback'] = 'commerce_cpc_remove_from_order_callback';
}

/**
 * Implements hook_commerce_cp_info().
 */
function commerce_cpc_commerce_cp_info() {
  $cart_panes = array();
  $cart_panes['cart_coupon'] = array(
    'name' => t('Coupon'),
    'pane callback' => 'commerce_cpc_coupon_pane',
    'page' => 'cart',
  );
  return $cart_panes;
}

/**
 * Override commerce_coupon_remove_coupon_from_order_callback(). Invoke the 
 * hook_commerce_cpc_coupon_detached hook after coupon was removed from order.
 * 
 * Page callback: remove coupon from order.
 * 
 * @param object $coupon
 *   A coupon object.
 * @param object $order
 *   The order that the coupon belongs to.
 *
 * @return int|void
 *   Access denied bit or void.
 */
function commerce_cpc_remove_from_order_callback($coupon, $order) {
  if (!isset($_GET['token']) || !drupal_valid_token($_GET['token'], 'commerce_coupon_remove_checkout:' . $coupon->coupon_id . ':' . $order->order_id) || !commerce_checkout_access($order)) {
    return MENU_ACCESS_DENIED;
  }
  commerce_coupon_remove_coupon_from_order($order, $coupon);

  // add posibility to react to detachment a coupon from an order
  module_invoke_all('commerce_cpc_coupon_detached', $order, $coupon);
  drupal_set_message(t('Coupon removed from order'));
  drupal_goto();
}

/**
 * Coupon cart pane callback
 */
function commerce_cpc_coupon_pane($form, $form_state, $cart_order, $pane_weight) {
  $form_pane = array();
  $form_pane['coupon'] = array(
    '#type' => 'container',
    '#weight' => $pane_weight,
    '#prefix' => '<div class="commerce_coupon">',
    '#suffix' => '</div>',
  );
  $form_pane['coupon']['coupon_code'] = array(
    '#type' => 'textfield',
    '#title' => t('Coupon Code'),
    '#description' => t('Enter your coupon code here.'),
    '#size' => 16,
  );
  $form_pane['coupon']['coupon_add'] = array(
    '#type' => 'submit',
    '#value' => t('Add coupon'),
    '#submit' => array(
      'commerce_cpc_coupon_add_form_submit',
    ),
  );

  // If there's at least one coupon has been attached to an order
  if (isset($cart_order->commerce_coupons) && !empty($cart_order->commerce_coupons)) {

    // take a view table from commerce_coupon module
    module_load_include('inc', 'commerce_coupon', 'includes/commerce_coupon.checkout_pane');
    $table = commerce_coupon_pane_review(NULL, NULL, NULL, $cart_order);
    $form_pane['coupon']['coupons_table'] = array(
      '#type' => 'markup',
      '#markup' => $table,
    );
  }
  return $form_pane;
}

/**
 * Coupon form handler that is used on Cart form. Add coupon to order.
 */
function commerce_cpc_coupon_add_form_submit($form, &$form_state) {
  $order = $form_state['order'];
  $error = '';
  if ($code = $form_state['values']['coupon_code']) {
    if ($coupon = commerce_coupon_redeem_coupon_code($code, $order, $error)) {

      // add posibility to react on attachment a coupon to an order
      module_invoke_all('commerce_cpc_coupon_attached', $order, $coupon);
      drupal_set_message(t('Coupon code applied'));
    }
    else {
      drupal_set_message($error, 'error');
      return;
    }
  }
  $form_state['no_redirect'] = FALSE;
  return;
}

Functions

Name	Description
commerce_cpc_commerce_cp_info	Implements hook_commerce_cp_info().
commerce_cpc_coupon_add_form_submit	Coupon form handler that is used on Cart form. Add coupon to order.
commerce_cpc_coupon_pane	Coupon cart pane callback
commerce_cpc_menu_alter	Implements hook_menu_alter().
commerce_cpc_remove_from_order_callback	Override commerce_coupon_remove_coupon_from_order_callback(). Invoke the hook_commerce_cpc_coupon_detached hook after coupon was removed from order.