ay.
* - when it has no URL or text.
*
* @param array $breadcrumb The breadcrumb to test.
*
* @return bool `true` if the breadcrumb is broken.
*/
private function is_broken( $breadcrumb ) {
// A breadcrumb is broken if it is not an array.
if ( ! \is_array( $breadcrumb ) ) {
return true;
}
// A breadcrumb is broken if it does not contain a URL or text.
if ( ! \array_key_exists( 'url', $breadcrumb ) || ! \array_key_exists( 'text', $breadcrumb ) ) {
return true;
}
return false;
}
/**
* Checks whether the breadcrumb is not set to be hidden.
*
* @param array $breadcrumb The breadcrumb array.
*
* @return bool If the breadcrumb should not be hidden.
*/
private function not_hidden( $breadcrumb ) {
return empty( $breadcrumb['hide_in_schema'] );
}
/**
* Checks whether the breadcrumb has a not empty text.
*
* @param array $breadcrumb The breadcrumb array.
*
* @return bool If the breadcrumb has a not empty text.
*/
private function not_empty_text( $breadcrumb ) {
return ! empty( $breadcrumb['text'] );
}
}