function iss_image_field_name_options in Image Style Selector 7

Retrieves a list of image fields that are available for the entity's bundle.

Parameters

string $entity_type: The machine name of the entity type.

string $bundle: The machine name of the bundle.

Return value

string[] Returns machine names of all image fields that are available for the provided entity's bundle.

1 call to iss_image_field_name_options()

iss_field_instance_settings_form in ./iss.module

Implements hook_field_instance_settings_form().

File

./iss.module, line 102

Image Style Selector field.

Code

function iss_image_field_name_options($entity_type, $bundle) {
  $image_field_names = array();

  // Get all fields that are associated to this entity's bundle.
  $fields = field_info_instances($entity_type, $bundle);
  foreach ($fields as $field_name => $value) {
    $field = field_info_field($field_name);

    // When it is an image field add it to the array that will be returned.
    if ($field['type'] == 'image') {
      $image_field_names[$field_name] = $fields[$field_name]['label'];
    }
  }
  return $image_field_names;
}