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airfoil-api-connect.groovy
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airfoil-api-connect.groovy
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definition(
name: "Airfoil API Connect",
namespace: "jnewland",
author: "Jesse Newland",
description: "Connect to a local copy of Airfoil API to add and control Airfoil connected Speakers",
category: "SmartThings Labs",
iconUrl: "https://s3.amazonaws.com/smartapp-icons/Convenience/Cat-Convenience.png",
iconX2Url: "https://s3.amazonaws.com/smartapp-icons/Convenience/[email protected]",
iconX3Url: "https://s3.amazonaws.com/smartapp-icons/Convenience/[email protected]")
preferences {
page(name: "config")
}
def config() {
dynamicPage(name: "config", title: "Airfoil API", install: true, uninstall: true) {
section("Please enter the details of the running copy of Airfoil API you want to control") {
input(name: "ip", type: "text", title: "IP", description: "Airfoil API IP", required: true, submitOnChange: true)
input(name: "port", type: "text", title: "Port", description: "Airfoil API port", required: true, submitOnChange: true)
input(name: "name", type: "text", title: "Name", description: "Computer Name", required: true, submitOnChange: true)
}
if (ip && port) {
int speakerRefreshCount = !state.speakerRefreshCount ? 0 : state.speakerRefreshCount as int
state.speakerRefreshCount = speakerRefreshCount + 1
doDeviceSync()
def options = getSpeakers().collect { s ->
if (s.name == name) {
null
} else if (s.name == "Computer") {
null
} else {
s.name
}
}
options.removeAll([null])
log.trace "Speaker options: ${options}"
def numFound = options.size() ?: 0
if (name) {
section("Please wait while we discover your speakers. Select your devices below once discovered.") {
input name: "selectedSpeakers", type: "enum", required:false, title:"Select Speakers (${numFound} found)", multiple:true, options:options
}
}
}
}
}
def installed() {
initialize()
}
def updated() {
initialize()
}
def initialize() {
state.subscribe = false
unsubscribe()
if (selectedSpeakers) {
addSpeakers()
}
if (ip) {
doDeviceSync()
runEvery5Minutes("doDeviceSync")
}
}
def uninstalled() {
unschedule()
unsubscribe()
}
def addSpeakers() {
def speakers = getSpeakers()
speakers.collect { s ->
selectedSpeakers.findAll { selected ->
selected == s.name
}.first {
def dni = app.id + "/" + s.id
def d = getChildDevice(dni)
if(!d) {
d = addChildDevice("airfoil", "Airfoil Speaker", dni, null, ["label": "${s.name}@${name}"])
log.debug "created ${d.displayName} with id $dni"
d.refresh()
} else {
log.debug "found ${d.displayName} with id $dni already exists, type: '$d.typeName'"
}
s.dni = dni
return s
}
}
atomicState.speakers = speakers
log.trace "Set atomicState.speakers to ${speakers}"
}
def locationHandler(evt) {
def description = evt.description
def hub = evt?.hubId
def parsedEvent = parseEventMessage(description)
parsedEvent << ["hub":hub]
if (parsedEvent.headers && parsedEvent.body)
{
def headerString = new String(parsedEvent.headers.decodeBase64())
def bodyString = new String(parsedEvent.body.decodeBase64())
def body = new groovy.json.JsonSlurper().parseText(bodyString)
log.trace "Airfoil API response: ${body}"
if (body instanceof java.util.HashMap)
{ //POST /speakers/*/* response
def speakers = atomicState.speakers.collect { s ->
if (s.id == body.id) {
body
} else {
s
}
}
atomicState.speakers = speakers
log.trace "Set atomicState.speakers to ${speakers}"
def dni = app.id + "/" + body.id
def d = getChildDevice(dni)
if (d) {
if (body.connected == "true") {
sendEvent(d.deviceNetworkId, [name: "switch", value: "on"])
} else {
sendEvent(d.deviceNetworkId, [name: "switch", value: "off"])
}
if (body.volume) {
def level = Math.round(body.volume * 100.00)
sendEvent(d.deviceNetworkId, [name: "level", value: level])
}
}
}
else if (body instanceof java.util.List)
{ //GET /speakers response (application/json)
def bodySize = body.size() ?: 0
if (bodySize > 0 ) {
atomicState.speakers = body
body.each { s ->
def dni = app.id + "/" + s.id
def d = getChildDevice(dni)
if (d) {
if (s.connected == "true") {
sendEvent(d.deviceNetworkId, [name: "switch", value: "on"])
} else {
sendEvent(d.deviceNetworkId, [name: "switch", value: "off"])
}
if (s.volume) {
def level = Math.round(s.volume * 100.00)
sendEvent(dni, [name: "level", value: level])
}
}
}
log.trace "Set atomicState.speakers to ${speakers}"
}
}
else
{
//TODO: handle retries...
log.error "ERROR: unknown body type"
}
}
else {
log.trace "UNKNOWN EVENT $evt.description"
}
}
def getSpeakers() {
atomicState.speakers ?: [:]
}
private def parseEventMessage(Map event) {
return event
}
private def parseEventMessage(String description) {
def event = [:]
def parts = description.split(',')
parts.each { part ->
part = part.trim()
if (part.startsWith('devicetype:')) {
def valueString = part.split(":")[1].trim()
event.devicetype = valueString
}
else if (part.startsWith('mac:')) {
def valueString = part.split(":")[1].trim()
if (valueString) {
event.mac = valueString
}
}
else if (part.startsWith('networkAddress:')) {
def valueString = part.split(":")[1].trim()
if (valueString) {
event.ip = valueString
}
}
else if (part.startsWith('deviceAddress:')) {
def valueString = part.split(":")[1].trim()
if (valueString) {
event.port = valueString
}
}
else if (part.startsWith('ssdpPath:')) {
def valueString = part.split(":")[1].trim()
if (valueString) {
event.ssdpPath = valueString
}
}
else if (part.startsWith('ssdpUSN:')) {
part -= "ssdpUSN:"
def valueString = part.trim()
if (valueString) {
event.ssdpUSN = valueString
}
}
else if (part.startsWith('ssdpTerm:')) {
part -= "ssdpTerm:"
def valueString = part.trim()
if (valueString) {
event.ssdpTerm = valueString
}
}
else if (part.startsWith('headers')) {
part -= "headers:"
def valueString = part.trim()
if (valueString) {
event.headers = valueString
}
}
else if (part.startsWith('body')) {
part -= "body:"
def valueString = part.trim()
if (valueString) {
event.body = valueString
}
}
}
event
}
def doDeviceSync(){
poll()
if(!state.subscribe) {
subscribe(location, null, locationHandler, [filterEvents:false])
state.subscribe = true
}
}
def on(childDevice) {
log.debug "Executing 'on'"
post("/speakers/${getId(childDevice)}/connect", "", getId(childDevice))
}
def off(childDevice) {
log.debug "Executing 'off'"
post("/speakers/${getId(childDevice)}/disconnect", "", getId(childDevice))
}
def setLevel(childDevice, level) {
post("/speakers/${getId(childDevice)}/volume", "${level}", getId(childDevice))
}
private getId(childDevice) {
return childDevice.device?.deviceNetworkId.split("/")[-1]
}
private poll() {
def uri = "/speakers"
log.debug "GET: $uri"
sendHubCommand(new physicalgraph.device.HubAction("""GET ${uri} HTTP/1.1
HOST: ${ip}:${port}
""", physicalgraph.device.Protocol.LAN, "${ip}:${port}"))
}
private post(path, text, dni) {
def uri = "$path"
def length = text.getBytes().size().toString()
log.debug "POST: $uri"
sendHubCommand(
new physicalgraph.device.HubAction(
"""POST ${uri} HTTP/1.1\r\nHOST: $ip:$port\r\nContent-length: ${length}\r\nContent-type: text/plain\r\n\r\n${text}\r\n""",
physicalgraph.device.Protocol.LAN,
dni
)
)
}