/** * Does the OpenURL configuration indicate that we should display OpenURLs in * the specified context? * * @param string $area 'results', 'record' or 'holdings' * * @return bool */ public function openURLActive($area) { // Only display OpenURL link if the option is turned on and we have // an ISSN. We may eventually want to make this rule more flexible. if (!$this->getCleanISSN()) { return false; } return parent::openURLActive($area); }