 <?php
 /*- duplicated description
        - most duplicated overall, most duplicated per agency/category/supplier etc. */
   $heuristics["METADATA_DUPLICATED_DESCRIPTION"] = Array(
	"description" => "unusual value for time of year");
function METADATA_DUPLICATED_DESCRIPTION($cn)
{
    	$averageContractPeriod = getAverageContractPeriod();
	$diff = strtotime($cn['contractStart']) - strtotime($cn['publishDate']);
	$days = intval($diff / 24);
	return ($days > 45 ? 1 : 0);
}