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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of the Extension "sf_event_mgt" for TYPO3 CMS. |
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* |
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* For the full copyright and license information, please read the |
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* LICENSE.txt file that was distributed with this source code. |
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*/ |
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namespace DERHANSEN\SfEventMgt\Service; |
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use DateTime; |
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use DERHANSEN\SfEventMgt\Domain\Model\Event; |
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use TYPO3\CMS\Extbase\Persistence\QueryResultInterface; |
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/** |
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* CalendarService |
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*/ |
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class CalendarService |
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{ |
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/** |
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* Returns an array with weeks/days for the calendar view |
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* |
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* @param int $month |
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* @param int $year |
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* @param int $today |
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* @param int $firstDayOfWeek |
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* @param array|QueryResultInterface $events |
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* @return array |
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*/ |
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public function getCalendarArray(int $month, int $year, int $today, int $firstDayOfWeek = 0, $events = null): array |
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{ |
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$weeks = []; |
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$dateRange = $this->getCalendarDateRange($month, $year, $firstDayOfWeek); |
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$currentDay = $dateRange['firstDayOfCalendar']; |
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while ($currentDay <= $dateRange['lastDayOfCalendar']) { |
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$week = []; |
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$weekNumber = (int)date('W', $currentDay); |
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for ($d = 0; $d < 7; $d++) { |
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$day = []; |
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$day['timestamp'] = $currentDay; |
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$day['day'] = (int)date('j', $currentDay); |
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$day['month'] = (int)date('n', $currentDay); |
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$day['weekNumber'] = $weekNumber; |
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$day['isCurrentMonth'] = $day['month'] === $month; |
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$day['isCurrentDay'] = date('Ymd', $today) === date('Ymd', $day['timestamp']); |
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if ($events) { |
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$searchDay = new \DateTime(); |
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$searchDay->setTimestamp($currentDay); |
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$day['events'] = $this->getEventsForDay($events, $searchDay); |
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} |
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$currentDay = strtotime('+1 day', $currentDay); |
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$week[] = $day; |
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} |
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$weeks[$weekNumber] = $week; |
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} |
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return $weeks; |
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} |
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/** |
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* Returns an array with meta information about the calendar date range for the month of the given year |
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* respecting the firstDayOfWeek setting |
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*/ |
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public function getCalendarDateRange(int $month, int $year, int $firstDayOfWeek = 0): array |
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{ |
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$firstDayOfMonth = mktime(0, 0, 0, $month, 1, $year); |
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$dayOfWeekOfFirstDay = (int)date('w', $firstDayOfMonth); |
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$firstDayOfCalendarOffset = 1 - $dayOfWeekOfFirstDay + $firstDayOfWeek; |
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if ($firstDayOfCalendarOffset > 1) { |
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$firstDayOfCalendarOffset -= 7; |
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} |
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$firstDayOfCalendar = mktime(0, 0, 0, $month, 0 + $firstDayOfCalendarOffset, $year); |
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$lastDayOfMonth = mktime(0, 0, 0, $month + 1, 0, $year); |
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$dayOfWeekOfLastDay = (int)date('w', $lastDayOfMonth); |
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$lastDayOfCalendarOffset = 6 - $dayOfWeekOfLastDay + $firstDayOfWeek; |
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if ($dayOfWeekOfLastDay === 0 && $firstDayOfWeek === 1) { |
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$lastDayOfCalendarOffset = 0; |
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} |
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$lastDayOfCalendar = strtotime('+' . $lastDayOfCalendarOffset . ' days', $lastDayOfMonth); |
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return [ |
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'firstDayOfMonth' => $firstDayOfMonth, |
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'lastDayOfMonth' => $lastDayOfMonth, |
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'firstDayOfCalendar' => $firstDayOfCalendar, |
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'lastDayOfCalendar' => $lastDayOfCalendar, |
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]; |
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} |
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/** |
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* Returns an array of events for the given day |
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* |
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* @param array|QueryResultInterface $events |
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* @param DateTime $currentDay |
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* @return array |
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*/ |
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protected function getEventsForDay($events, DateTime $currentDay): array |
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{ |
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$foundEvents = []; |
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$day = date('Y-m-d', $currentDay->getTimestamp()); |
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/** @var Event $event */ |
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foreach ($events as $event) { |
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$eventBeginDate = $event->getStartdate()->format('Y-m-d'); |
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if (!is_a($event->getEnddate(), DateTime::class)) { |
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if ($eventBeginDate === $day) { |
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$foundEvents[] = $event; |
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} |
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} else { |
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// Create the compare date by cloning the event startdate to prevent timezone/DST issue |
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$dayParts = explode('-', $day); |
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$currentDayCompare = clone $event->getStartdate(); |
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$currentDayCompare->setDate((int)$dayParts[0], (int)$dayParts[1], (int)$dayParts[2]); |
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$currentDayCompare->setTime(0, 0); |
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$eventEndDate = clone $event->getEnddate(); |
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$eventEndDate->setTime(23, 59, 59); |
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$eventBeginDate = clone $event->getStartdate(); |
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$eventBeginDate->setTime(0, 0); |
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$currentDay->setTime(0, 0); |
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if ($eventBeginDate <= $currentDayCompare && $eventEndDate >= $currentDayCompare) { |
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$foundEvents[] = $event; |
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} |
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} |
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} |
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return $foundEvents; |
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} |
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/** |
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* Returns a date configuration for the given modifier |
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*/ |
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public function getDateConfig(int $month, int $year, string $modifier = ''): array |
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{ |
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$date = \DateTime::createFromFormat('d.m.Y', sprintf('1.%s.%s', $month, $year)); |
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$date->setTime(0, 0, 0); |
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if (!empty($modifier)) { |
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$date->modify($modifier); |
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} |
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return [ |
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'date' => $date, |
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'month' => (int)$date->format('n'), |
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'year' => (int)$date->format('Y'), |
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]; |
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} |
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/** |
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* Returns an array holding weeknumber any year for the current, previous and next week |
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*/ |
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public function getWeekConfig(DateTime $firstDayOfCurrentWeek): array |
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{ |
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$firstDayPreviousWeek = (clone $firstDayOfCurrentWeek)->modify('-1 week'); |
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$firstDayNextWeek = (clone $firstDayOfCurrentWeek)->modify('+1 week'); |
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return [ |
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'previous' => [ |
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'weeknumber' => (int)$firstDayPreviousWeek->format('W'), |
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'year' => (int)$firstDayPreviousWeek->format('Y'), |
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], |
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'current' => [ |
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'weeknumber' => (int)$firstDayOfCurrentWeek->format('W'), |
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'year' => (int)$firstDayOfCurrentWeek->format('Y'), |
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], |
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'next' => [ |
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'weeknumber' => (int)$firstDayNextWeek->format('W'), |
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'year' => (int)$firstDayNextWeek->format('Y'), |
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], |
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]; |
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} |
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} |
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derhansen /
sf_event_mgt
