XBOS Light

Interface: i.xbos.light

Description: Standard XBOS lighting interface

PONUM: 2.1.1.1

Properties

Name Type Description Units Required
brightness integer Current brightness of the light; 100 is maximum brightness percentage false
state boolean Whether or not the light is on on/off true
time integer nanoseconds since the Unix epoch ns false

Signals

  • info:
    • state
    • brightness
    • time

Slots

  • state:
    • state
    • brightness

Interfacing in Go

package main

import (
    "fmt"
    bw2 "gopkg.in/immesys/bw2bind.v5"
)

func main() {
    client := bw2.ConnectOrExit("")
    client.OverrideAutoChainTo(true)
    client.SetEntityFromEnvironOrExit()

    base_uri := "Light uri goes here ending in i.xbos.light"

    // subscribe
    type signal struct {
        State      bool  `msgpack:"state"`
        Brightness int64 `msgpack:"brightness"`
        Time       int64 `msgpack:"time"`
    }
    c, err := client.Subscribe(&bw2.SubscribeParams{
        URI: base_uri + "/signal/info",
    })
    if err != nil {
        panic(err)
    }

    for msg := range c {
        var current_state signal
        po := msg.GetOnePODF("2.1.1.1/32")
        err := po.(bw2.MsgPackPayloadObject).ValueInto(&current_state)
        if err != nil {
            fmt.Println(err)
        } else {
            fmt.Println(current_state)
        }
    }
}

Interfacing in Python


import time
import msgpack

from bw2python.bwtypes import PayloadObject
from bw2python.client import Client

bw_client = Client()
bw_client.setEntityFromEnviron()
bw_client.overrideAutoChainTo(True)

def onMessage(bw_message):
  for po in bw_message.payload_objects:
    if po.type_dotted == (2,1,1,1):
      print msgpack.unpackb(po.content)

bw_client.subscribe("Light uri ending in i.xbos.light/signal/info", onMessage)

print "Subscribing. Ctrl-C to quit."
while True:
  time.sleep(10000)

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