function commerce_file_is_licensable in Commerce File 7.2

Checks whether the given file is licensable.

A file is licensable if it's referenced from at least one product's commerce_file field.

Parameters

$file: The file entity.

Return value

TRUE if the file is licensable, FALSE otherwise.

3 calls to commerce_file_is_licensable()

commerce_file_access in ./commerce_file.module

Determines if a user may perform the given operation on the licensed file.

commerce_file_file_download in ./commerce_file.module

Implements hook_file_download().

commerce_file_file_download_headers_alter in ./commerce_file.module

Implements hook_file_download_headers_alter().

File

./commerce_file.module, line 288

Extends Commerce License with the ability to sell access to files.

Code

function commerce_file_is_licensable($file) {
  $query = new EntityFieldQuery();
  $query
    ->entityCondition('entity_type', 'commerce_product')
    ->fieldCondition('commerce_file', 'fid', $file->fid)
    ->count();
  $result = $query
    ->execute();
  return $result > 0;
}