function commerce_product_reference_field_is_empty in Commerce Core 7

Implements hook_field_is_empty().

File

modules/product_reference/commerce_product_reference.module, line 677

Defines a field type for referencing products from other entities.

Code

function commerce_product_reference_field_is_empty($item, $field) {

  // product_id = 0 is empty too, which is exactly what we want.
  return empty($item['product_id']);
}