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Example showing how to calculate remaining employee vacation days using Yasumi
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| <?php | |
| require 'vendor/autoload.php'; | |
| use Yasumi\Provider\AbstractProvider; | |
| use Yasumi\Provider\Germany\NorthRhineWestphalia; | |
| use Yasumi\Yasumi; | |
| // Initialization | |
| const TIMEZONE = 'UTC'; | |
| $entitledVacationDays = 25; | |
| try { | |
| $publicHolidays = Yasumi::create(NorthRhineWestphalia::class, 2019, 'de_DE'); | |
| } catch (ReflectionException $e) { | |
| echo $e->getMessage(); | |
| exit(); | |
| } | |
| // Main | |
| echo '+++ Vacation Days Summary +++' . PHP_EOL; | |
| echo 'Employee : John Smith' . PHP_EOL; | |
| echo 'Region : North Rhine-Westphalia (Germany)' . PHP_EOL; | |
| printf('Entitled Vacation Days : %d' . PHP_EOL, $entitledVacationDays); | |
| echo PHP_EOL; | |
| echo '* New Years Holiday:' . PHP_EOL; | |
| try { | |
| $days = calculateWorkingDays( | |
| new DateTime('2019-01-1T00:00:00', new DateTimeZone(TIMEZONE)), | |
| new DateTime('2019-01-4T23:59:59', new DateTimeZone(TIMEZONE)), | |
| $publicHolidays | |
| ); | |
| $entitledVacationDays -= $days; | |
| printBalance($days, $entitledVacationDays); | |
| } catch (Exception $e) { | |
| echo $e->getMessage(); | |
| exit(); | |
| } | |
| echo '* Spring Holiday:' . PHP_EOL; | |
| try { | |
| $days = calculateWorkingDays( | |
| new DateTime('2019-04-15T00:00:00', new DateTimeZone(TIMEZONE)), | |
| new DateTime('2019-04-28T23:59:59', new DateTimeZone(TIMEZONE)), | |
| $publicHolidays | |
| ); | |
| $entitledVacationDays -= $days; | |
| printBalance($days, $entitledVacationDays); | |
| } catch (Exception $e) { | |
| echo $e->getMessage(); | |
| exit(); | |
| } | |
| /** | |
| * Helper function to output the days to consume and remaining vacation days. | |
| * | |
| * @param int $days days to consume for this holiday period | |
| * @param int $entitledVacationDays remaining number of vacation days | |
| */ | |
| function printBalance(int $days, int $entitledVacationDays) | |
| { | |
| printf(' > Vacation Days to consume: %d' . PHP_EOL, $days); | |
| printf(' >> Remaining Vacation Days after this holiday: %d' . PHP_EOL, $entitledVacationDays); | |
| echo PHP_EOL; | |
| } | |
| /** | |
| * Calculates the number of working days for the given holiday period | |
| * | |
| * @param DateTimeInterface $start start date of the holiday period | |
| * @param DateTimeInterface $end end date of the holiday period | |
| * @param AbstractProvider $provider the Yasumi Holiday Provider instance (i.e. country/region) | |
| * @return int the number of calculated working days | |
| */ | |
| function calculateWorkingDays(DateTimeInterface $start, DateTimeInterface $end, AbstractProvider $provider): int | |
| { | |
| try { | |
| $datePeriod = new DatePeriod($start, (new DateInterval('P1D')), $end); | |
| } catch (Exception $e) { | |
| echo $e->getMessage(); | |
| exit(); | |
| } | |
| $workingDays = 0; | |
| foreach ($datePeriod as $date) { | |
| echo $date->format("Y-m-d") . ': is a '; | |
| if ($provider->isWorkingDay($date)) { | |
| $workingDays++; | |
| echo 'working day'; | |
| } else { | |
| echo 'non-working day / holiday'; | |
| } | |
| echo PHP_EOL; | |
| } | |
| return $workingDays; | |
| } |
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