function bat_type_add_price_field in Booking and Availability Management Tools for Drupal 7

Support for adding price fields to BAT Types - something modules such as Rooms make use of.

Parameters

$field_name:

$entity_type:

$bundle:

$label:

string $description:

int $weight:

bool|false $locked:

bool|false $calculation:

array $display:

Throws

\Exception

\FieldException

File

modules/bat_unit/bat_unit.module, line 1839

Code

function bat_type_add_price_field($field_name, $entity_type, $bundle, $label, $description, $weight = 0, $locked = FALSE, $calculation = FALSE, $display = array()) {
  $field = field_info_field($field_name);
  $instance = field_info_instance($entity_type, $field_name, $bundle);
  if (empty($field)) {
    $field = array(
      'field_name' => $field_name,
      'type' => 'commerce_price',
      'cardinality' => 1,
      'entity_types' => array(
        $entity_type,
      ),
      'translatable' => FALSE,
      'locked' => $locked,
    );
    $field = field_create_field($field);
  }
  if (empty($instance)) {
    $instance = array(
      'field_name' => $field_name,
      'entity_type' => $entity_type,
      'bundle' => $bundle,
      'description' => $description,
      'label' => $label,
      'required' => TRUE,
      'settings' => array(),
      // Because this widget is locked, we need it to use the full price widget
      // since the currency option can't be adjusted at the moment.
      'widget' => array(
        'type' => 'commerce_price_full',
        'weight' => $weight,
        'settings' => array(
          'currency_code' => 'default',
        ),
      ),
      'display' => array(),
    );
    $entity_info = entity_get_info($entity_type);

    // Spoof the default view mode and node teaser so its display type is set.
    $entity_info['view modes'] += array(
      'default' => array(),
      'node_teaser' => array(),
    );
    foreach ($entity_info['view modes'] as $view_mode => $data) {
      $instance['display'][$view_mode] = $display + array(
        'label' => 'hidden',
        'type' => 'commerce_price_formatted_amount',
        'settings' => array(
          'calculation' => $calculation,
        ),
        'weight' => $weight,
      );
    }
    field_create_instance($instance);
  }
}