webserver: check for stream state
webserver: check for stream state

Former-commit-id: 806444f6ff36d0d9382510ba569104880ac72164
Former-commit-id: d29d4c57774ac1a59fa43be1f4fb11934ee652bf
torhve/ivar2,torhve/ivar2,torhve/ivar2,haste/ivar2