cantico / absences

		$right = $this->getRight();

		$agent = $this->getAgent();

		if ($right->earlier && null === $agent->getDirEntryDate($right->earlier))

		{

			$errors[] = absences_translate('The right contain a criterion based on an earlier date in the directory entry but the date is invalid');

		}

		if ($right->later && null === $agent->getDirEntryDate($right->later))

		{

			$errors[] = absences_translate('The right contain a criterion based on an earlier date in the directory entry but the date is invalid');

		}

		if ($right->later && null === $agent->getDirEntryDate($right->later))

		{

			$errors[] = absences_translate('The right contain a criterion based on a later date in the directory entry but the date is invalid');

		}

		return $errors;