function commerce_coupon_handler_field_discount_value_display::render in Commerce Coupon 7.2

Overrides parent::render().

Overrides views_handler_field::render

File

includes/views/handlers/commerce_coupon_handler_field_discount_value_display.inc, line 32

Discount value display views field handler.

Class

commerce_coupon_handler_field_discount_value_display

Discount value display views field handler.

Code

function render($values) {

  // Determine if there is an order id argument. If multiple are present, use
  // the first found.
  $order = _commerce_coupon_load_argument_order($this);
  $coupon = commerce_coupon_load($this
    ->get_value($values, 'coupon_id'));
  if ($order && $coupon) {
    $discounts = commerce_coupon_order_coupon_code_discounts($coupon->code, $order);
    $output = '';

    // Make sure that if the coupon grants free shipping, those discounts gets
    // added too.
    $free_shipping_discount = _commerce_coupon_free_shipping_single_discount($coupon, FALSE);
    if ($free_shipping_discount) {
      $discounts[] = $free_shipping_discount;
    }
    if ($discounts) {
      $items = array();

      // Coupon codes may be linked to multiple discounts, so we have a hook
      // that lets discount type/offer modules define what value gets shown
      // for each coupon that has a discount.
      foreach ($discounts as $discount) {
        $display = '';
        drupal_alter('commerce_coupon_discount_value_display', $display, $discount, $order);
        if ($display) {
          $items[] = $display;
        }
      }
      $variables = array(
        'items' => $items,
        'type' => 'ul',
        'title' => '',
        'attributes' => array(),
      );
      $output = theme_item_list($variables);
    }

    // Allow modules to alter the entire row.
    drupal_alter('commerce_coupon_value_display', $output, $coupon, $order);
    return $output;
  }
}