public static Set getRoomRight()

in openmeetings-db/src/main/java/org/apache/openmeetings/db/util/AuthLevelUtil.java [49:95]
42 lines of code
25 McCabe index (conditional complexity)

	public static Set<Room.Right> getRoomRight(User u, Room r, Appointment a, int userCount) {
		Set<Room.Right> result = new HashSet<>();
		if (u == null) {
			return result;
		}
		if (//admin user get superModerator level, no-one can kick him/her
			hasAdminLevel(u.getRights())
			// user personal room
			|| Objects.equal(u.getId(), r.getOwnerId())
			// appointment owner is super moderator
			|| (r.isAppointment() && a != null && u.getId().equals(a.getOwner().getId())))
		{
			result.add(Room.Right.SUPER_MODERATOR);
		}
		if (result.isEmpty()) {
			if (!r.isModerated() && 1 == userCount) {
				//room is not moderated, first user is moderator!
				result.add(Room.Right.MODERATOR);
			}
			//performing loop here to set possible 'superModerator' right
			for (RoomModerator rm : r.getModerators()) {
				if (u.getId().equals(rm.getUser().getId())) {
					result.add(rm.isSuperModerator() ? Room.Right.SUPER_MODERATOR : Room.Right.MODERATOR);
					break;
				}
			}
			//no need to loop if client is moderator
			if (result.isEmpty() && r.getGroups() != null && !r.getGroups().isEmpty()) {
				for (RoomGroup rg : r.getGroups()) {
					for (GroupUser gu : u.getGroupUsers()) {
						if (gu.getGroup().getId().equals(rg.getGroup().getId()) && gu.isModerator()) {
							result.add(Room.Right.MODERATOR);
							break;
						}
					}
					if (!result.isEmpty()) {
						break;
					}
				}
			}
		}
		if (Room.Type.CONFERENCE == r.getType() && !result.contains(Room.Right.SUPER_MODERATOR) && !result.contains(Room.Right.MODERATOR) && !result.contains(Room.Right.VIDEO)) {
			result.add(Room.Right.AUDIO);
			result.add(Room.Right.VIDEO);
		}
		return result;
	}