Add device detection, playgroup progress
- Add session cookies or similar and include in DB People table
- Add progress marker in playgroup denoting the last waypoint
- When an unknown device views a starting waypoint, add the person to the playgroup of its corresponding track
- When a device views any waypoint (except unknown devices viewing starting waypoints), display an error if
- the device is unknown or
- if the waypoint doesn't belong to the playgroup of the corresponding track or
- is not the next or a previous waypoint of the track
- When a device views a waypoint and passes the above check, display the station content and advance the progress of the playgroup
Edited by Peter Nerlich