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<?php |
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namespace App\Export; |
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use App\Entity\Exam; |
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use App\Entity\ExamSupervision; |
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use App\Entity\Grade; |
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use App\Entity\Teacher; |
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use App\Entity\Tuition; |
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use App\Entity\User; |
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use App\Ics\IcsHelper; |
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use App\Repository\ExamRepositoryInterface; |
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use App\Security\Voter\ExamVoter; |
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use App\Settings\ExamSettings; |
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use App\Timetable\TimetableTimeHelper; |
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use DateTime; |
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use Jsvrcek\ICS\Model\CalendarEvent; |
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use Jsvrcek\ICS\Model\Description\Location; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface; |
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use Symfony\Contracts\Translation\TranslatorInterface; |
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class ExamIcsExporter { |
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public function __construct(private ExamSettings $examSettings, private ExamRepositoryInterface $examRepository, private TimetableTimeHelper $timetableTimeHelper, private IcsHelper $icsHelper, private TranslatorInterface $translator, private AuthorizationCheckerInterface $authorizationChecker) |
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{ |
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} |
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public function getIcsResponse(User $user): Response { |
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return $this->icsHelper->getIcsResponse( |
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$this->translator->trans('exams.export.title'), |
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$this->translator->trans('exams.export.description', [ '%user%' => $user->getUsername() ]), |
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$this->getIcsItems($user), |
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$this->translator->trans('plans.exams.export.download.filename') |
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); |
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} |
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/** |
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* @return CalendarEvent[] |
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*/ |
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private function getIcsItems(User $user) { |
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if($this->examSettings->isVisibileFor($user->getUserType()) === false) { |
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return [ ]; |
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} |
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$exams = [ ]; |
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if($user->isStudentOrParent()) { |
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$exams = $this->examRepository->findAllByStudents($user->getStudents()->toArray(), null, false, true); |
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} else if($user->isTeacher()) { |
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$exams = $this->examRepository->findAllByTeacher($user->getTeacher(), null, false, true); |
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} |
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$exams = array_filter($exams, fn(Exam $exam) => $this->authorizationChecker->isGranted(ExamVoter::Show, $exam)); |
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$items = [ ]; |
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foreach($exams as $exam) { |
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$items = array_merge($items, $this->makeIcsItems($exam, $user)); |
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} |
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return $items; |
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} |
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/** |
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* @return CalendarEvent[] |
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*/ |
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private function makeIcsItems(Exam $exam, User $user) { |
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if($user->isStudentOrParent()) { |
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return [ $this->makeIcsItem($exam) ]; |
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} |
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$items = [ ]; |
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if($this->isExamTeacher($exam, $user->getTeacher())) { |
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$items[] = $this->makeIcsItem($exam); |
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} |
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if($user->getTeacher() !== null) { |
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/** @var ExamSupervision[] $supervisions */ |
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$supervisions = $exam->getSupervisions(); |
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foreach($supervisions as $supervision) { |
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if($supervision->getTeacher()->getId() === $user->getTeacher()->getId()) { |
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$items[] = $this->makeIcsItemSupervision($exam,$exam->getLessonStart() + $supervision->getLesson() - 1); |
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} |
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} |
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} |
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return $items; |
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} |
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private function makeIcsItem(Exam $exam): CalendarEvent { |
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$start = $this->getDateTime($exam->getDate(), $this->timetableTimeHelper->getLessonStartDateTime($exam->getDate(), $exam->getLessonStart())); |
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$end = $this->getDateTime($exam->getDate(), $this->timetableTimeHelper->getLessonEndDateTime($exam->getDate(), $exam->getLessonEnd())); |
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$description = $this->translator->trans('exams.export.exam_description', [ |
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'%tuitions%' => $this->getTuitionsAsString($exam->getTuitions()->toArray()) |
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]); |
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$event = (new CalendarEvent()) |
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->setUid(sprintf('exam-%d', $exam->getId())) |
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->setSummary($description) |
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->setDescription($description) |
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->setStart($start) |
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->setEnd($end); |
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if($exam->getRoom() !== null) { |
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$event->setLocations([ |
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(new Location()) |
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->setName($exam->getRoom()->getName()) |
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]); |
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} |
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return $event; |
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} |
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private function makeIcsItemSupervision(Exam $exam, int $lesson): CalendarEvent { |
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$start = $this->getDateTime($exam->getDate(), $this->timetableTimeHelper->getLessonStartDateTime($exam->getDate(), $lesson)); |
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$end = $this->getDateTime($exam->getDate(), $this->timetableTimeHelper->getLessonEndDateTime($exam->getDate(), $lesson)); |
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$description = $this->translator->trans('exams.export.supervision_description', [ |
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'%tuitions%' => $this->getTuitionsAsString($exam->getTuitions()->toArray()) |
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]); |
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$event = (new CalendarEvent()) |
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->setUid(sprintf('exam-%d-supervision-%d', $exam->getId(), $lesson)) |
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->setSummary($description) |
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->setDescription($description) |
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->setStart($start) |
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->setEnd($end); |
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if($exam->getRoom() !== null) { |
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$event->setLocations([ |
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(new Location()) |
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->setName($exam->getRoom()->getName()) |
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]); |
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} |
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return $event; |
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} |
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private function isExamTeacher(Exam $exam, ?Teacher $teacher): bool { |
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if($teacher === null) { |
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return false; |
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} |
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/** @var Tuition $tuition */ |
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foreach($exam->getTuitions() as $tuition) { |
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foreach($tuition->getTeachers() as $currentTeacher) { |
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if($currentTeacher->getId() === $teacher->getId()) { |
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return true; |
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} |
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} |
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} |
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return false; |
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} |
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/** |
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* @param Tuition[] $tuitions |
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*/ |
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private function getTuitionsAsString($tuitions): string { |
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$strings = [ ]; |
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foreach($tuitions as $tuition) { |
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$grades = [ ]; |
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foreach($tuition->getStudyGroup()->getGrades() as $grade) { |
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$grades[$grade->getId()] = $grade; |
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} |
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$strings[] = $this->translator->trans('exams.export.tuition', [ |
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'%name%' => $tuition->getName(), |
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'%grades%' => $this->getGradesAsString($grades) |
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]); |
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} |
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return implode(',', $strings); |
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} |
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/** |
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* @param Grade[] $grades |
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*/ |
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private function getGradesAsString($grades): string { |
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return implode(', ', array_map(fn(Grade $grade) => $grade->getName(), $grades)); |
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} |
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private function getDateTime(DateTime $day, DateTime $time) { |
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$dateString = sprintf('%s %s:00', $day->format('Y-m-d'), $time->format('H:i')); |
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return new DateTime($dateString); |
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} |
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} |
SchulIT /
icc
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