DuplicateRequisiteCriterion::prepareMatchHash

static function prepareMatchHash(array $matches)
{
	$scope = isset($matches['RQ_COUNTRY_ID']) ?
		EntityRequisite::formatDuplicateCriterionScope($matches['RQ_COUNTRY_ID']) : '';
	$type = isset($matches['RQ_FIELD_NAME']) ? $matches['RQ_FIELD_NAME'] : '';
	$value = isset($matches['VALUE']) ? $matches['VALUE'] : '';
	return $value !== '' ? md5("{$scope};{$type};{$value}") : '';
}