function commerce_cart_field_attribute_eligible in Commerce Core 7

Determines whether or not the given field is eligible to function as a product attribute field on the Add to Cart form.

Parameters

$field: The info array of the field whose eligibility you want to determine.

Return value

TRUE or FALSE indicating the field's eligibility.

1 call to commerce_cart_field_attribute_eligible()

commerce_cart_add_to_cart_form in modules/cart/commerce_cart.module

Builds an Add to Cart form for a set of products.

File

modules/cart/commerce_cart.module, line 1561

Implements the shopping cart system and add to cart features.

Code

function commerce_cart_field_attribute_eligible($field) {

  // Returns TRUE if the field is single value (i.e. has a cardinality of 1) and
  // is defined by a module implementing hook_options_list() to provide an array
  // of allowed values structured as human-readable option names keyed by value.
  return $field['cardinality'] == 1 && function_exists($field['module'] . '_options_list');
}