VCalendarGenerator.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\EmployeeTalk\Notification\Calendar;
 
class VCalendarGenerator implements VCalendarGeneratorInterface
{
    protected \ilLanguage $lng;
 
    public function __construct(\ilLanguage $lng)
    {
        $this->lng = $lng;
    }
 
    public function fromTalkSeries(
        \ilObjEmployeeTalkSeries $series,
        \ilObjUser $employee,
        \ilObjUser $superior,
        Method $method = Method::PUBLISH
    ): string {
        $events = [];
        foreach ($series->getChildTalks() as $talk) {
            $events[] = $this->getEventfromTalk($talk, $employee, $superior);
        }
 
        $calendar = new VCalendar(
            $method,
            $series->getTitle(),
            md5($series->getType() . $series->getId()),
            ...$events
        );
 
        return $calendar->render();
    }
 
    protected function getEventfromTalk(
        \ilObjEmployeeTalk $talk,
        \ilObjUser $employee,
        \ilObjUser $superior,
        EventStatus $status = EventStatus::CONFIRMED
    ): VEvent {
        $data = $talk->getData();
 
        //The string \n must not be parsed by PHP, the email / calendar clients handel the line breaks by them self
        $description = $this->lng->txt('title') . ': ' . $talk->getTitle() . '\n';
        $description .= $this->lng->txt('desc') . ': ' . $talk->getLongDescription() . '\n';
        $description .= $this->lng->txt('location') . ': ' . $talk->getLongDescription() . '\n';
        $description .= $this->lng->txt('il_orgu_superior') . ': ' . $superior->getFullname() . '\n';
        $description .= $this->lng->txt('il_orgu_employee') . ': ' . $employee->getFullname() . '\n';
 
        return new VEvent(
            md5($talk->getType() . $talk->getId()),
            $description,
            $talk->getTitle(),
            0,
            $status,
            $superior->getFullname(),
            $superior->getEmail(),
            $employee->getFullname(),
            $employee->getEmail(),
            $data->getStartDate()->getUnixTime(),
            $data->getEndDate()->getUnixTime(),
            $data->isAllDay(),
            '',
            $data->getLocation()
        );
    }
}