function commerce_cart_field_formatter_settings_form in Commerce Core 7

Implements hook_field_formatter_settings_form().

File

modules/cart/commerce_cart.module, line 2623

Implements the shopping cart system and add to cart features.

Code

function commerce_cart_field_formatter_settings_form($field, $instance, $view_mode, $form, &$form_state) {
  $display = $instance['display'][$view_mode];
  $settings = array_merge(field_info_formatter_settings($display['type']), $display['settings']);
  $element = array();
  if ($display['type'] == 'commerce_cart_add_to_cart_form') {
    $button_text = !empty($settings['button_text']) ? filter_xss($settings['button_text'], array()) : t('Add to cart');
    $element['button_text'] = array(
      '#type' => 'textfield',
      '#title' => t('Button text'),
      '#default_value' => $button_text,
      '#description' => t('Text to use for the Add to Cart button. Default: %default', array(
        '%default' => 'Add to cart',
      )),
    );
    $element['show_quantity'] = array(
      '#type' => 'checkbox',
      '#title' => t('Display a textfield quantity widget on the add to cart form.'),
      '#default_value' => $settings['show_quantity'],
    );
    $element['default_quantity'] = array(
      '#type' => 'textfield',
      '#title' => t('Default quantity'),
      '#default_value' => $settings['default_quantity'] <= 0 ? 1 : $settings['default_quantity'],
      '#element_validate' => array(
        'commerce_cart_field_formatter_settings_form_quantity_validate',
      ),
      '#size' => 16,
    );
    $element['combine'] = array(
      '#type' => 'checkbox',
      '#title' => t('Attempt to combine like products on the same line item in the cart.'),
      '#description' => t('The line item type, referenced product, and data from fields exposed on the Add to Cart form must all match to combine.'),
      '#default_value' => $settings['combine'],
    );
    $element['show_single_product_attributes'] = array(
      '#type' => 'checkbox',
      '#title' => t('Show attribute widgets even if the Add to Cart form only represents one product.'),
      '#description' => t('If enabled, attribute widgets will be shown on the form with the only available options selected.'),
      '#default_value' => $settings['show_single_product_attributes'],
    );

    // Add a conditionally visible line item type element.
    $types = commerce_product_line_item_types();
    if (count($types) > 1) {
      $element['line_item_type'] = array(
        '#type' => 'select',
        '#title' => t('Add to Cart line item type'),
        '#options' => array_intersect_key(commerce_line_item_type_get_name(), drupal_map_assoc($types)),
        '#default_value' => $settings['line_item_type'],
      );
    }
    else {
      $element['line_item_type'] = array(
        '#type' => 'hidden',
        '#value' => reset($types),
      );
    }
  }
  return $element;
}