@Override
@SuppressWarnings("unchecked")
public void parseEntity(@NonNull InputStream entity)
throws IOException, InvalidResourceException {
net.fortuna.ical4j.model.Calendar ical;
try {
CalendarBuilder builder = new CalendarBuilder();
ical = builder.build(entity);
if (ical == null) throw new InvalidResourceException("No iCalendar found");
} catch (ParserException e) {
throw new InvalidResourceException(e);
}
// event
ComponentList events = ical.getComponents(Component.VEVENT);
if (events == null || events.isEmpty()) throw new InvalidResourceException("No VEVENT found");
VEvent event = (VEvent) events.get(0);
if (event.getUid() != null) uid = event.getUid().getValue();
else {
Log.w(TAG, "Received VEVENT without UID, generating new one");
generateUID();
}
if ((dtStart = event.getStartDate()) == null || (dtEnd = event.getEndDate()) == null)
throw new InvalidResourceException("Invalid start time/end time/duration");
if (hasTime(dtStart)) {
validateTimeZone(dtStart);
validateTimeZone(dtEnd);
}
// all-day events and "events on that day":
// * related UNIX times must be in UTC
// * must have a duration (set to one day if missing)
if (!hasTime(dtStart) && !dtEnd.getDate().after(dtStart.getDate())) {
Log.i(TAG, "Repairing iCal: DTEND := DTSTART+1");
Calendar c = Calendar.getInstance(TimeZone.getTimeZone(Time.TIMEZONE_UTC));
c.setTime(dtStart.getDate());
c.add(Calendar.DATE, 1);
dtEnd.setDate(new Date(c.getTimeInMillis()));
}
rrule = (RRule) event.getProperty(Property.RRULE);
rdate = (RDate) event.getProperty(Property.RDATE);
exrule = (ExRule) event.getProperty(Property.EXRULE);
exdate = (ExDate) event.getProperty(Property.EXDATE);
if (event.getSummary() != null) summary = event.getSummary().getValue();
if (event.getLocation() != null) location = event.getLocation().getValue();
if (event.getDescription() != null) description = event.getDescription().getValue();
status = event.getStatus();
opaque = true;
if (event.getTransparency() == Transp.TRANSPARENT) opaque = false;
organizer = event.getOrganizer();
for (Object o : event.getProperties(Property.ATTENDEE)) attendees.add((Attendee) o);
Clazz classification = event.getClassification();
if (classification != null) {
if (classification == Clazz.PUBLIC) forPublic = true;
else if (classification == Clazz.CONFIDENTIAL || classification == Clazz.PRIVATE)
forPublic = false;
}
this.alarms = event.getAlarms();
}
