/**
  * Builds an OMB_Notice object from array
  *
  * The method builds an OMB_Notice object from the passed parameters array.
  * The array MUST provide a notice URI and content. The array fields HAVE TO
  * be named according to the OMB standard, i. e. omb_notice_* and
  * omb_seealso_*. Values are handled as not passed if the corresponding array
  * fields are not set or the empty string.
  *
  * @param object $author     An OMB_Profile object representing the author of
  *                           the notice.
  * @param string $parameters An array containing the notice parameters.
  *
  * @access public
  *
  * @returns OMB_Notice The built OMB_Notice.
  */
 public static function fromParameters($author, $parameters)
 {
     $notice = new OMB_Notice($author, $parameters['omb_notice'], $parameters['omb_notice_content']);
     if (isset($parameters['omb_notice_url'])) {
         $notice->setURL($parameters['omb_notice_url']);
     }
     if (isset($parameters['omb_notice_license'])) {
         $notice->setLicenseURL($parameters['omb_notice_license']);
     }
     if (isset($parameters['omb_seealso'])) {
         $notice->setSeealsoURL($parameters['omb_seealso']);
     }
     if (isset($parameters['omb_seealso_disposition'])) {
         $notice->setSeealsoDisposition($parameters['omb_seealso_disposition']);
     }
     if (isset($parameters['omb_seealso_mediatype'])) {
         $notice->setSeealsoMediatype($parameters['omb_seealso_mediatype']);
     }
     if (isset($parameters['omb_seealso_license'])) {
         $notice->setSeealsoLicenseURL($parameters['omb_seealso_license']);
     }
     return $notice;
 }