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homeduino.coffee
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module.exports = (env) ->
# Require the bluebird promise library
Promise = env.require 'bluebird'
# Require the [cassert library](https://github.com/rhoot/cassert).
assert = env.require 'cassert'
_ = env.require('lodash')
homeduino = require('homeduino')
M = env.matcher
Board = homeduino.Board
class HomeduinoPlugin extends env.plugins.Plugin
init: (app, @framework, @config) =>
if @config.driver is "serialport"
unless @config.receiverPin in [0, 1]
throw new Error("receiverPin must be 0 or 1")
unless 2 <= @config.transmitterPin <= 13
throw new Error("transmitterPin must be between 2 and 13")
@board = new Board(@config.driver, @config.driverOptions)
@board.on("data", (data) =>
if @config.debug
env.logger.debug("data: \"#{data}\"")
)
@board.on("rfReceive", (event) =>
if @config.debug
env.logger.debug 'received:', event.pulseLengths, event.pulses
)
@board.on("rf", (event) =>
if @config.debug
env.logger.debug "#{event.protocol}: ", event.values
)
@board.on("reconnect", (err) ->
env.logger.warn "Couldn't connect (#{err.message}), retrying..."
)
@framework.deviceManager.on('discover', (eventData) =>
discoveredDevices = {}
@framework.deviceManager.discoverMessage(
'pimatic-homeduino', "Waiting for RF messages"
)
# Stop searching after configured time
setTimeout(( =>
@board.removeListener("rf", discoverListener)
), eventData.time)
# Received presentation message from the gateway
@board.on("rf", discoverListener = (event) =>
protocolName = event.protocol
protocol = null
for p in protocols
if p.name is protocolName
protocol = p
if protocol?
protocolValues = {}
for own k of protocol.values
if event.values[k]?
protocolValues[k] = event.values[k]
protocolConfig = [
{
name: protocolName,
options: protocolValues
}
]
switch protocol.type
when 'switch'
if typeof event.values.state != 'undefined'
config = {
class: 'HomeduinoRFSwitch'
protocols: protocolConfig
}
when 'dimmer'
config = {
class: 'HomeduinoRFDimmer'
protocols: protocolConfig
}
when 'weather'
valid = true
if typeof event.values.temperature != 'undefined'
if event.values.temperature > 100 or event.values.temperature < -30
valid = false
if typeof event.values.humidity != 'undefined'
if event.values.humidity < 0 or event.values.humidity > 100
valid = false
if valid
config = {
class: 'HomeduinoRFWeatherStation'
protocols: protocolConfig
}
when 'contact'
config = {
class: 'HomeduinoRFContactSensor'
protocols: protocolConfig
}
when 'pir'
config = {
class: 'HomeduinoRFPir'
protocols: protocolConfig
}
if config?
# Only show devices once
hash = JSON.stringify(config)
if discoveredDevices[hash]
return
discoveredDevices[hash] = true
deviceName = ""
if protocol.brands? and protocol.brands.length > 0
deviceName = protocol.brands.join('/')
else
deviceName = "Unknown brand"
deviceName += " (" + protocol.type + ")"
@framework.deviceManager.discoveredDevice(
'pimatic-homeduino', deviceName, config
)
)
)
@pendingConnect = new Promise( (resolve, reject) =>
@framework.on "after init", ( =>
@board.connect(@config.connectionTimeout).then( =>
env.logger.info("Connected to homeduino device.")
if @config.enableDSTSensors
@board.readDstSensors(@config.dstSearchAddressPin).then( (ret) ->
env.logger.info("DST sensors: #{ret.sensors}")
).catch( (err) =>
env.logger.error("Couldn't scan for DST sensors: #{err.message}.")
env.logger.debug(err.stack)
)
if @config.enableReceiving
@board.rfControlStartReceiving(@config.receiverPin).then( =>
if @config.debug
env.logger.debug("Receiving on pin #{@config.receiverPin}")
).catch( (err) =>
env.logger.error("Couldn't start receiving: #{err.message}.")
env.logger.debug(err.stack)
)
return
).then(resolve).catch( (err) =>
env.logger.error("Couldn't connect to homeduino device: #{err.message}.")
env.logger.error(err.stack)
reject(err)
)
)
)
# Enhance the config schemes with available protocols, so we can build a better
# gui for them
protocols = _.cloneDeep(Board.getAllRfProtocols())
for p in protocols
supports = {
temperature: p.values.temperature
humidity: p.values.humidity
state: p.values.state
all: p.values.all
battery: p.values.battery
presence: p.values.presence
lowBattery: p.values.lowBattery
contact: p.values.contact
}
for own k, v of supports
if v?
delete p.values[k]
else
delete supports[k]
availableProtocolOptions = {}
for p in protocols
availableProtocolOptions[p.name] = {
type: "object"
properties: p.values
}
deviceConfigDef = require("./device-config-schema")
deviceClasses = [
HomeduinoDHTSensor
HomeduinoDSTSensor
HomeduinoRFSwitch
HomeduinoRFDimmer
HomeduinoRFButtonsDevice
HomeduinoRFTemperature
HomeduinoRFWeatherStation
HomeduinoRFPir
HomeduinoRFContactSensor
HomeduinoRFShutter
HomeduinoRFGenericSensor
HomeduinoSwitch
HomeduinoAnalogSensor
HomeduinoContactSensor
HomeduinoPir
HomeduinoAnalogDimmer
]
for Cl in deviceClasses
do (Cl) =>
dcd = deviceConfigDef[Cl.name]
dcd.properties.protocols?.items?.properties?.name.defines = {
property: "options"
options: availableProtocolOptions
}
@framework.deviceManager.registerDeviceClass(Cl.name, {
prepareConfig: (config) =>
# legacy support for old configs (with just one protocol):
if config.protocol? and config.protocolOptions?
config.protocols = [
{ name: config.protocol, options: config.protocolOptions}
]
delete config.protocol
delete config.protocolOptions
if config['class'] is "HomeduinoRFButtonsDevice"
for b in config.buttons
if b.protocol? and b.protocolOptions
b.protocols = [
{ name: b.protocol, options: b.protocolOptions}
]
delete b.protocol
delete b.protocolOptions
configDef: dcd
createCallback: (deviceConfig, lastState) =>
device = new Cl(deviceConfig, lastState, @board, @config)
return device
})
@framework.ruleManager.addPredicateProvider(new RFEventPredicateProvider(@framework))
if @config.apikey? and @config.apikey.length > 0
@framework.userManager.addAllowPublicAccessCallback( (req) =>
return req.url.match(/^\/homeduino\/received.*$/)?
)
app.get('/homeduino/received', (req, res) =>
if req.query.apikey isnt @config.apikey
res.end('Invalid apikey')
return
buckets = JSON.parse(req.query.buckets)
pulses = req.query.pulses
@board.provessExternalReceive(buckets, pulses)
res.end('ACK')
)
hdPlugin = new HomeduinoPlugin()
class HomeduinoDSTSensor extends env.devices.TemperatureSensor
constructor: (@config, lastState, @board) ->
@id = @config.id
@name = @config.name
super()
lastError = null
getter = ( =>
return @_readSensor().then( (result) =>
lastError = null
variableManager = hdPlugin.framework.variableManager
processing = @config.processing or "$value"
info = variableManager.parseVariableExpression(
processing.replace(/\$value\b/g, result.temperature)
)
return variableManager.evaluateNumericExpression(info.tokens)
)
)
@_createGetter('temperature', getter)
@_setupPolling('temperature', @config.interval)
_readSensor: ()->
# Already reading? return the reading promise
if @_pendingRead? then return @_pendingRead
# Don't read the sensor too frequently, the minimal reading interval should be 2.5 seconds
if @_lastReadResult?
now = new Date().getTime()
if (now - @_lastReadTime) < 2000
return Promise.resolve @_lastReadResult
@_pendingRead = hdPlugin.pendingConnect.then( =>
env.logger.debug("pin #{@config.pin}, address #{@config.address}")
return @board.readDstSensor(@config.pin, @config.address).then( (result) =>
@_lastReadResult = result
@_lastReadTime = (new Date()).getTime()
@_pendingRead = null
return result
)
).catch( (err) =>
@_pendingRead = null
throw err
)
destroy: ->
super()
#Original DHT implementation
class HomeduinoDHTSensor extends env.devices.TemperatureSensor
attributes:
temperature:
description: "the measured temperature"
type: "number"
unit: '°C'
acronym: 'T'
humidity:
description: "the measured humidity"
type: "number"
unit: '%'
acronym: 'RH'
constructor: (@config, lastState, @board) ->
@id = @config.id
@name = @config.name
super()
lastError = null
getterFor = (attrName, processing) =>
return( () =>
@_readSensor().then( (result) =>
lastError = null
variableManager = hdPlugin.framework.variableManager
info = variableManager.parseVariableExpression(
processing.replace(/\$value\b/g, result[attrName])
)
return variableManager.evaluateNumericExpression(info.tokens)
)
)
tempGetter = getterFor('temperature', @config.processingTemp or "$value")
@_createGetter('temperature', tempGetter)
@_setupPolling('temperature', @config.interval)
humGetter = getterFor('humidity', @config.processingHum or "$value")
@_createGetter('humidity', humGetter)
@_setupPolling('humidity', @config.interval)
_readSensor: (attempt = 0)->
# Already reading? return the reading promise
if @_pendingRead? then return @_pendingRead
# Don't read the sensor too frequently, the minimal reading interval should be 2.5 seconds
if @_lastReadResult?
now = new Date().getTime()
if (now - @_lastReadTime) < 2000
return Promise.resolve @_lastReadResult
@_pendingRead = hdPlugin.pendingConnect.then( =>
return @board.readDHT(@config.type, @config.pin).then( (result) =>
@_lastReadResult = result
@_lastReadTime = (new Date()).getTime()
@_pendingRead = null
return result
)
).catch( (err) =>
@_pendingRead = null
if (err.message is "checksum_error" or err.message is "timeout_error") and attempt < 5
if hdPlugin.config.debug
env.logger.debug(
"got #{err.message} while reading DHT sensor, retrying: #{attempt} of 5"
)
return Promise.delay(2500).then( => @_readSensor(attempt+1) )
else
throw err
)
destroy: ->
super()
doesProtocolMatch = (event, protocol) ->
match = no
if event.protocol is protocol.name
match = yes
for optName, optValue of protocol.options
#console.log "check", optName, optValue, event.values[optName]
unless optName is "unit" and event.values.all is true
if event.values[optName] isnt optValue
match = no
return match
checkProtocolProperties = (p, types) ->
_protocol = Board.getRfProtocol(p.name)
unless _protocol?
throw new Error("Could not find a protocol with the name \"#{p.name}\".")
if _protocol.type not in types
throw new Error(
"\"#{p.name}\" must be one of the following types: \"#{types.join(", ")}\""
)
properties = ""
for value of p.options
contains=false
for pvalue of _protocol.values
#properties += "\"#{pvalue}\" "
if value is pvalue
contains=true
break
if not contains
for pvalue of _protocol.values
properties += "\"#{pvalue}\" "
throw new Error(
"Protocol \"#{p.name}\" has no property named \"#{value}\". "+
"Available properties are: #{properties}"
)
checkProtocolCommands = (p) ->
_protocol = Board.getRfProtocol(p.name)
if _protocol.type is "command"
unless p.options.command?
throw new Error(
"You must define a command for protocol \"#{p.name}\". "+
"Available commands are: \"#{_protocol.commands.join(", ")}\""
)
if p.options.command not in _protocol.commands
throw new Error(
"Protocol \"#{p.name}\" can't handle the command \"#{p.options.command}\". "+
"Available commands are: \"#{_protocol.commands.join(", ")}\""
)
logDebug = (config, protocol, options, rfrepeats) ->
message = "Sending Protocol: #{protocol.name}"
for field, content of options
message += " #{field}:#{content}"
message += " Pin:#{config.transmitterPin}
Repeats:#{rfrepeats}"
env.logger.debug(message)
#eventually this can be part of the framework
numberMapping = (X, in_min, in_max, out_min, out_max) ->
return Math.round((X-in_min)*(out_max-out_min)/(in_max-in_min)+out_min)
sendToSwitchesMixin = (protocols, state = null) ->
pending = []
for p in protocols
do (p) =>
unless p.send is false
options = _.clone(p.options)
unless options.all? then options.all = no
options.state = state if state?
rfrepeats = unless p.rfrepeats? then @_pluginConfig.rfrepeats else p.rfrepeats
pending.push hdPlugin.pendingConnect.then( =>
if @_pluginConfig.debug
logDebug(@_pluginConfig, p, options, rfrepeats)
return @board.rfControlSendMessage(
@_pluginConfig.transmitterPin,
rfrepeats,
p.name,
options
)
)
return Promise.all(pending)
sendToDimmersMixin = (protocols, state = null, level = 0) ->
pending = []
for p in protocols
do (p) =>
unless p.send is false
options = _.clone(p.options)
unless options.all? then options.all = no
options.state = state if state?
_protocol = Board.getRfProtocol(p.name)
if _protocol.values.dimlevel?
min = _protocol.values.dimlevel.min
max = _protocol.values.dimlevel.max
level = Math.round(level / ((100 / (max - min)) + min))
extend options, {dimlevel: level}
rfrepeats = unless p.rfrepeats? then @_pluginConfig.rfrepeats else p.rfrepeats
if @_pluginConfig.debug
logDebug(@_pluginConfig, p, options, rfrepeats)
pending.push hdPlugin.pendingConnect.then( =>
return @board.rfControlSendMessage(
@_pluginConfig.transmitterPin,
@_pluginConfig.rfrepeats,
p.name,
options
)
)
return Promise.all(pending)
extend = (obj, mixin) ->
obj[name] = method for name, method of mixin
obj
class HomeduinoRFSwitch extends env.devices.PowerSwitch
constructor: (@config, lastState, @board, @_pluginConfig) ->
@id = @config.id
@name = @config.name
@_state = lastState?.state?.value
for p in @config.protocols
checkProtocolProperties(p, ["switch"])
@board.on('rf', rfListener = (event) =>
for p in @config.protocols
unless p.receive is false
if p.name is "rolling1"
if event.values.code in p.options.codeOn
match = yes
extend event.values, {state: on}
else if event.values.code in p.options.codeOff
match = yes
extend event.values, {state: off}
else match = no
else
match = doesProtocolMatch(event, p)
if match
@emit('rf', event) # used by the RFEventPredicateHandler
@_setState(event.values.state)
)
@on('destroy', () => @board.removeListener('rf', rfListener) )
super()
_sendStateToSwitches: sendToSwitchesMixin
changeStateTo: (state) ->
unless @config.forceSend
if @_state is state then return Promise.resolve true
@_sendStateToSwitches(@config.protocols, state).then( =>
@_setState(state)
)
destroy: ->
super()
class HomeduinoRFDimmer extends env.devices.DimmerActuator
_lastdimlevel: null
constructor: (@config, lastState, @board, @_pluginConfig) ->
@id = @config.id
@name = @config.name
@_dimlevel = lastState?.dimlevel?.value or 0
@_lastdimlevel = lastState?.lastdimlevel?.value or 100
@_state = lastState?.state?.value or off
for p in @config.protocols
checkProtocolProperties(p, ["switch", "dimmer"])
@board.on('rf', rfListener = (event) =>
for p in @config.protocols
unless p.receive is false
match = doesProtocolMatch(event, p)
if match
if event.values.state?
if event.values.state is false
unless @_dimlevel is 0
@_lastdimlevel = @_dimlevel
@_setDimlevel(0)
else
@_setDimlevel(@_lastdimlevel)
else
_protocol = Board.getRfProtocol(p.name)
if _protocol.values.dimlevel?
p_min = _protocol.values.dimlevel.min
p_max = _protocol.values.dimlevel.max
dimlevel = numberMapping(event.values.dimlevel, p_min, p_max, 0, 100)
@_setDimlevel(dimlevel)
)
@on('destroy', () => @board.removeListener('rf', rfListener) )
super()
_sendLevelToDimmers: sendToDimmersMixin
turnOn: -> @changeDimlevelTo(@_lastdimlevel)
changeDimlevelTo: (level) ->
unless @config.forceSend
if @_dimlevel is level then return Promise.resolve true
if level is 0
state = false
unless @_dimlevel is 0
@_lastdimlevel = @_dimlevel
@_sendLevelToDimmers(@config.protocols, state, level).then( =>
@_setDimlevel(level)
)
destroy: ->
super()
class HomeduinoRFButtonsDevice extends env.devices.ButtonsDevice
constructor: (@config, lastState, @board, @_pluginConfig) ->
@id = @config.id
@name = @config.name
for b in @config.buttons
for p in b.protocols
checkProtocolProperties(p, ["switch","command"])
checkProtocolCommands(p)
@board.on('rf', rfListener = (event) =>
for b in @config.buttons
unless b.receive is false
match = no
for p in b.protocols
if doesProtocolMatch(event, p)
match = yes
if match
@emit('button', b.id)
)
@on('destroy', () => @board.removeListener('rf', rfListener) )
super(@config)
_sendStateToSwitches: sendToSwitchesMixin
buttonPressed: (buttonId) ->
for b in @config.buttons
if b.id is buttonId
@emit 'button', b.id
return @_sendStateToSwitches(b.protocols)
throw new Error("No button with the id #{buttonId} found")
destroy: ->
super()
class HomeduinoRFContactSensor extends env.devices.ContactSensor
constructor: (@config, lastState, @board, @_pluginConfig) ->
@id = @config.id
@name = @config.name
@_contact = lastState?.contact?.value or false
@_lowBattery = lastState?.lowBattery?.value
@_battery = lastState?.battery?.value
hasLowBattery = false # boolean battery indicator
hasBattery = false # numeric battery indicator
for p in @config.protocols
checkProtocolProperties(p, ["switch","contact"])
_protocol = Board.getRfProtocol(p.name)
hasLowBattery = true if _protocol.values.lowBattery?
hasBattery = true if _protocol.values.battery?
if hasLowBattery
@attributes = _.cloneDeep @attributes
@attributes.lowBattery = {
description: "the battery status"
type: "boolean"
labels: ["low", 'ok']
icon:
noText: true
mapping: {
'icon-battery-filled': false
'icon-battery-empty': true
}
}
if hasBattery
@attributes = _.cloneDeep @attributes
@attributes.battery = {
description: "the battery status"
type: "number"
unit: '%'
displaySparkline: false
icon:
noText: true
mapping: {
'icon-battery-empty': 0
'icon-battery-fuel-1': [0, 20]
'icon-battery-fuel-2': [20, 40]
'icon-battery-fuel-3': [40, 60]
'icon-battery-fuel-4': [60, 80]
'icon-battery-fuel-5': [80, 100]
'icon-battery-filled': 100
}
}
@board.on('rf', rfListener = (event) =>
for p in @config.protocols
match = doesProtocolMatch(event, p)
if match
hasContact = (
if event.values.contact? then event.values.contact
else (not event.values.state)
)
if @config.inverted then hasContact = !hasContact
@_setContact(hasContact)
if @config.autoReset is true
clearTimeout(@_resetContactTimeout)
@_resetContactTimeout = setTimeout(( =>
@_setContact(!hasContact)
), @config.resetTime)
if event.values.lowBattery?
@_lowBattery = event.values.lowBattery
@emit "lowBattery", @_lowBattery
if event.values.battery?
@_battery = event.values.battery
@emit "battery", @_battery
)
@on('destroy', () => @board.removeListener('rf', rfListener) )
super()
destroy: ->
super()
getLowBattery: -> Promise.resolve @_lowBattery
getBattery: -> Promise.resolve @_battery
class HomeduinoRFShutter extends env.devices.ShutterController
constructor: (@config, lastState, @board, @_pluginConfig) ->
@id = @config.id
@name = @config.name
@_position = lastState?.position?.value or 'stopped'
@rollingTime = @config.rollingTime
@_types = {}
for p in @config.protocols
checkProtocolProperties(p, ["switch", "command"])
@_types[p.name] = Board.getRfProtocol(p.name).type #save the protocol type
@board.on('rf', rfListener = (event) =>
for p in @config.protocols
match = doesProtocolMatch(event, p)
unless match
return
now = new Date().getTime()
# ignore own send messages
if (now - @_lastSendTime) < 3000
return
if p.type is 'switch'
if @_position is 'stopped'
@_setPosition(if event.values.state then 'up' else 'down')
else
@_setPosition('stopped')
else if p.type is 'command'
if event.values.command in ["stop", "stopped"]
@_setPosition("stopped")
else
@_setPosition(event.values.command)
)
@on('destroy', () => @board.removeListener('rf', rfListener) )
super()
_sendStateToSwitches: sendToSwitchesMixin
stop: ->
unless @config.forceSend
if @_position is 'stopped' then return Promise.resolve()
protocols = _.cloneDeep(@config.protocols)
for p in protocols
if @_types[p.name] is "command"
p.options.command = "stop"
state = if @config.inverted then @_position is 'down' else @_position is 'up'
@_sendStateToSwitches(protocols, state)
.then( =>
@_setPosition('stopped')
)
return Promise.resolve()
# Returns a promise that is fulfilled when done.
moveToPosition: (position) ->
unless @config.forceSend
if position is @_position then return Promise.resolve()
if position is 'stopped' then return @stop()
else
protocols = _.cloneDeep(@config.protocols)
for p in protocols
if @_types[p.name] is "command"
p.options.command = position
return @_sendStateToSwitches(protocols, position is 'up').then( =>
@_lastSendTime = new Date().getTime()
@_setPosition(position)
)
destroy: ->
super()
class HomeduinoRFPir extends env.devices.PresenceSensor
constructor: (@config, lastState, @board, @_pluginConfig) ->
@id = @config.id
@name = @config.name
@_presence = lastState?.presence?.value or false
for p in @config.protocols
checkProtocolProperties(p, ["pir"])
resetPresence = ( =>
@_setPresence(no)
)
@board.on('rf', rfListener = (event) =>
for p in @config.protocols
match = doesProtocolMatch(event, p)
if match
unless @_presence is event.values.presence
@_setPresence(event.values.presence)
clearTimeout(@_resetPresenceTimeout)
if @config.autoReset is true
@_resetPresenceTimeout = setTimeout(resetPresence, @config.resetTime)
)
@on('destroy', () => @board.removeListener('rf', rfListener) )
super()
getPresence: -> Promise.resolve @_presence
destroy: ->
super()
class HomeduinoRFTemperature extends env.devices.TemperatureSensor
constructor: (@config, lastState, @board) ->
@id = @config.id
@name = @config.name
@_temperature = lastState?.temperature?.value
@_humidity = lastState?.humidity?.value
@_lowBattery = lastState?.lowBattery?.value
@_battery = lastState?.battery?.value
hasTemperature = false
hasHumidity = false
hasLowBattery = false # boolean battery indicator
hasBattery = false # numeric battery indicator
isFahrenheit = @config.isFahrenheit
for p in @config.protocols
checkProtocolProperties(p, ["weather"])
_protocol = Board.getRfProtocol(p.name)
hasTemperature = true if _protocol.values.temperature?
hasHumidity = true if _protocol.values.humidity?
hasLowBattery = true if _protocol.values.lowBattery?
hasBattery = true if _protocol.values.battery?
@attributes = {}
if hasTemperature
if isFahrenheit then tempUnit = '°F'
else tempUnit = '°C'
@attributes.temperature = {
description: "the measured temperature"
type: "number"
unit: tempUnit
acronym: 'T'
}
if hasHumidity
@attributes.humidity = {
description: "the measured humidity"
type: "number"
unit: '%'
acronym: 'RH'
}
if hasLowBattery
@attributes.lowBattery = {
description: "the battery status"
type: "boolean"
labels: ["low", 'ok']
icon:
noText: true
mapping: {
'icon-battery-filled': false
'icon-battery-empty': true
}
}
if hasBattery
@attributes.battery = {
description: "the battery status"
type: "number"
unit: '%'
displaySparkline: false
icon:
noText: true
mapping: {
'icon-battery-empty': 0
'icon-battery-fuel-1': [0, 20]
'icon-battery-fuel-2': [20, 40]
'icon-battery-fuel-3': [40, 60]
'icon-battery-fuel-4': [60, 80]
'icon-battery-fuel-5': [80, 100]
'icon-battery-filled': 100
}
}
@board.on('rf', rfListener = (event) =>
for p in @config.protocols
match = doesProtocolMatch(event, p)
if match
now = (new Date()).getTime()
timeDelta = (
if @_lastReceiveTime? then (now - @_lastReceiveTime)
else 9999999
)
# discard value if it is the same and was received just under two second ago
if timeDelta < 2000
return
if event.values.temperature?
variableManager = hdPlugin.framework.variableManager
processing = @config.processingTemp or "$value"
info = variableManager.parseVariableExpression(
processing.replace(/\$value\b/g, event.values.temperature)
)
variableManager.evaluateNumericExpression(info.tokens).then( (value) =>
@_temperature = value
@emit "temperature", @_temperature
)
if event.values.humidity?
variableManager = hdPlugin.framework.variableManager
processing = @config.processingHum or "$value"
info = variableManager.parseVariableExpression(
processing.replace(/\$value\b/g, event.values.humidity)
)
variableManager.evaluateNumericExpression(info.tokens).then( (value) =>
@_humidity = value
@emit "humidity", @_humidity
)
if event.values.lowBattery?
@_lowBattery = event.values.lowBattery
@emit "lowBattery", @_lowBattery
if event.values.battery?
@_battery = event.values.battery
@emit "battery", @_battery
@_lastReceiveTime = now
)
@on('destroy', () => @board.removeListener('rf', rfListener) )
super()
getTemperature: -> Promise.resolve @_temperature
getHumidity: -> Promise.resolve @_humidity
getLowBattery: -> Promise.resolve @_lowBattery
getBattery: -> Promise.resolve @_battery
destroy: ->
super()
class HomeduinoRFWeatherStation extends env.devices.Sensor
constructor: (@config, lastState, @board) ->
@id = @config.id
@name = @config.name
@_windGust = lastState?.windGust?.value or 0
@_avgAirspeed = lastState?.avgAirspeed?.value or 0
@_windDirection = lastState?.windDirection?.value or 0
@_temperature = lastState?.temperature?.value or 0
@_humidity = lastState?.humidity?.value or 0
@_rain = lastState?.rain?.value or 0
@_lowBattery = lastState?.lowBattery?.value or false
@_battery = lastState?.battery?.value or 100
hasWindGust = false
hasAvgAirspeed = false
hasWindDirection = false
hasTemperature = false
hasHumidity = false
hasRain = false
hasLowBattery = false # boolean battery indicator
hasBattery = false # numeric battery indicator
for p in @config.protocols
checkProtocolProperties(p, ["weather"])
_protocol = Board.getRfProtocol(p.name)
hasRain = true if _protocol.values.rain?
hasHumidity = true if _protocol.values.humidity?
hasTemperature = true if _protocol.values.temperature?
hasWindDirection = true if _protocol.values.windDirection?
hasAvgAirspeed = true if _protocol.values.avgAirspeed?
hasWindGust = true if _protocol.values.windGust?
hasLowBattery = true if _protocol.values.lowBattery?
hasBattery = true if _protocol.values.battery?
hasNoAttributes = (
!hasRain and !hasHumidity and !hasTemperature and
!hasWindGust and !hasAvgAirspeed and !hasWindDirection and
!hasLowBattery and !hasBattery
)
if hasNoAttributes
throw new Error(
"No values to show available. The config.protocols and the config.values doesn't match."
)
@attributes = {}
for s in @config.values
switch s
when "rain"
if hasRain
if !@attributes.rain?
@attributes.rain = {
description: "the measured fall of rain"
type: "number"
unit: 'mm'
acronym: 'RAIN'
}
else
env.logger.warn(
"#{@id}: rain is defined but no protocol in config contains rain data!"
)
when "humidity"
if hasHumidity
if !@attributes.humidity?
@attributes.humidity = {