function _field_info_field_cache

Retrieves the FieldInfo object for the current request.

Return value

FieldInfo An instance of the FieldInfo class.

File

modules/field/field.info.inc, line 14

Code

function _field_info_field_cache() {
    // Use the advanced drupal_static() pattern, since this is called very often.
    static $drupal_static_fast;
    if (!isset($drupal_static_fast)) {
        $drupal_static_fast['field_info_field_cache'] =& drupal_static(__FUNCTION__);
    }
    $field_info =& $drupal_static_fast['field_info_field_cache'];
    if (!isset($field_info)) {
        // @todo The registry should save the need for an explicit include, but not
        // a couple upgrade tests (DisabledNodeTypeTestCase,
        // FilterFormatUpgradePathTestCase...) break in a strange way without it.
        include_once dirname(__FILE__) . '/field.info.class.inc';
        $field_info = new FieldInfo();
    }
    return $field_info;
}