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rfxcom.js
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/*
Copyright (c) 2014 .. 2017, Maxwell Hadley
All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following
conditions are met:
1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
module.exports = function (RED) {
"use strict";
var rfxcom = require("rfxcom");
// Set the rfxcom debug option from the environment variable
var debugOption = {};
if (process.env.hasOwnProperty("RED_DEBUG") && process.env.RED_DEBUG.indexOf("rfxcom") >= 0) {
debugOption = {debug: true};
}
// The config node holding the (serial) port device path for one or more rfxcom family nodes
function RfxtrxPortNode(n) {
RED.nodes.createNode(this, n);
this.port = n.port;
}
// Register the config node
RED.nodes.registerType("rfxtrx-port", RfxtrxPortNode);
// An object maintaining a pool of config nodes
var rfxcomPool = function () {
var pool = {}, intervalTimer = null;
var connectTo = function (rfxtrx, node) {
//noinspection JSUnusedLocalSymbols
rfxtrx.initialise(function (error, response, sequenceNumber) {
node.log("connected: Serial port " + rfxtrx.device);
if (intervalTimer !== null) {
clearInterval(intervalTimer);
intervalTimer = null;
}
});
};
return {
get: function (node, port, options) {
// Returns the RfxCom object associated with port, or creates a new RfxCom object,
// associates it with the port, and returns it. 'port' is the device file path to
// the pseudo-serialport, e.g. '/dev/tty.usb-123456'
var rfxtrx;
if (!pool[port]) {
rfxtrx = new rfxcom.RfxCom(port, options || debugOption);
rfxtrx.transmitters = {};
rfxtrx.on("connecting", function () {
node.log("connecting to " + port);
pool[port].references.forEach(function (node) {
node.status({fill:"yellow",shape:"dot",text:"connecting..."});
});
});
rfxtrx.on("connectfailed", function (msg) {
if (intervalTimer === null) {
node.log("connect failed: " + msg);
intervalTimer = setInterval(function () {
connectTo(rfxtrx, node)
}, rfxtrx.initialiseWaitTime);
}
});
rfxtrx.on("status", function (status) {
rfxtrx.receiverType = status.receiverType;
rfxtrx.firmwareVersion = status.firmwareVersion;
rfxtrx.firmwareType = status.firmwareType;
rfxtrx.enabledProtocols = status.enabledProtocols;
pool[port].references.forEach(function (node) {
showConnectionStatus(node);
});
});
// TODO - check if new RFY 'list' (remotes) event handler may be needed?
rfxtrx.on("disconnect", function (msg) {
node.log("disconnected: " + msg);
pool[port].references.forEach(function (node) {
showConnectionStatus(node);
});
if (intervalTimer === null) {
intervalTimer = setInterval(function () {
connectTo(rfxtrx, node)
}, rfxtrx.initialiseWaitTime);
}
});
pool[port] = {rfxtrx: rfxtrx, references: []};
} else {
rfxtrx = pool[port].rfxtrx;
}
if (rfxtrx.connected === false && rfxtrx.initialising === false) {
connectTo(rfxtrx, node);
}
// Maintain a reference count for each RfxCom object
pool[port].references.push(node);
return pool[port].rfxtrx;
},
release: function (node, port) {
// Decrement the reference count, and delete the RfxCom object if the count goes to 0
if (pool[port]) {
pool[port].references.splice(pool[port].references.indexOf(node), 1);
if (pool[port].references.length <= 0) {
pool[port].rfxtrx.close();
pool[port].rfxtrx.removeAllListeners();
delete pool[port].rfxtrx;
delete pool[port];
}
}
}
}
}();
var releasePort = function (node) {
// Decrement the reference count on the node port
if (node.rfxtrxPort) {
rfxcomPool.release(node, node.rfxtrxPort.port);
}
};
// Utility function: normalises the accepted representations of 'unit addresses' to be
// an integer, and ensures all variants of the 'group address' are converted to 0
var parseUnitAddress = function (str) {
if (str === undefined || /all|group|\+/i.test(str)) {
return 0;
} else {
return Math.round(Number(str));
}
};
// Flag values for the different types of message packet recognised by the nodes in this file
// By convention, the all-uppercase equivalent of the node-rfxcom object implementing the
// message packet type. The numeric values are the protocol codes used by the RFXCOM API,
// though this is also an arbitrary choice
var txTypeNumber = {
LIGHTING1: 0x10,
LIGHTING2: 0x11,
LIGHTING3: 0x12,
LIGHTING4: 0x13,
LIGHTING5: 0x14,
LIGHTING6: 0x15,
CHIME1: 0x16,
CURTAIN1: 0x18
};
// This function takes a protocol name and returns the subtype number (defined by the RFXCOM
// API) for that protocol. It also creates the node-rfxcom object implementing the message packet type
// corresponding to that subtype, or re-uses a pre-existing object that implements it. These objects
// are stored in the transmitters property of rfxcomObject
var getRfxcomSubtype = function (rfxcomObject, protocolName) {
var subtype;
if (rfxcomObject.transmitters.hasOwnProperty(protocolName) === false) {
if ((subtype = rfxcom.lighting1[protocolName]) !== undefined) {
rfxcomObject.transmitters[protocolName] = {
tx: new rfxcom.lighting1.transmitter(rfxcomObject, subtype),
type: txTypeNumber.LIGHTING1
};
} else if ((subtype = rfxcom.lighting2[protocolName]) !== undefined) {
rfxcomObject.transmitters[protocolName] = {
tx: new rfxcom.lighting2.transmitter(rfxcomObject, subtype),
type: txTypeNumber.LIGHTING2
};
} else if ((subtype = rfxcom.lighting3[protocolName]) !== undefined) {
rfxcomObject.transmitters[protocolName] = {
tx: new rfxcom.lighting3.transmitter(rfxcomObject, subtype),
type: txTypeNumber.LIGHTING3
};
} else if ((subtype = rfxcom.lighting4[protocolName]) !== undefined) {
rfxcomObject.transmitters[protocolName] = {
tx: new rfxcom.lighting4.transmitter(rfxcomObject, subtype),
type: txTypeNumber.LIGHTING4
};
} else if ((subtype = rfxcom.lighting5[protocolName]) !== undefined) {
rfxcomObject.transmitters[protocolName] = {
tx: new rfxcom.lighting5.transmitter(rfxcomObject, subtype),
type: txTypeNumber.LIGHTING5
};
} else if ((subtype = rfxcom.lighting6[protocolName]) !== undefined) {
rfxcomObject.transmitters[protocolName] = {
tx: new rfxcom.lighting6.transmitter(rfxcomObject, subtype),
type: txTypeNumber.LIGHTING6
};
} else if ((subtype = rfxcom.chime1[protocolName]) !== undefined) {
rfxcomObject.transmitters[protocolName] = {
tx: new rfxcom.chime1.transmitter(rfxcomObject, subtype),
type: txTypeNumber.CHIME1
};
} else {
subtype = -1; // Error return
// throw new Error("Protocol type '" + protocolName + "' not supported");
}
} else {
subtype = rfxcomObject.transmitters[protocolName].tx.subtype;
}
return subtype;
};
// Convert a string containing a slash/delimited/path to an Array of (string) parts, removing any empty components
// Return value may be zero-length
var stringToParts = function (str) {
if (typeof str === "string") {
return str.split('/').filter(function (part) {
return part !== "";
});
} else {
return [];
}
};
// Convert a string - the rawTopic - into a normalised form (an Array) so that checkTopic() can easily compare
// a topic against a pattern
var normaliseTopic = function (rawTopic) {
var parts;
if (rawTopic === undefined || typeof rawTopic !== "string") {
return [];
}
parts = stringToParts(rawTopic);
if (parts.length >= 1) {
parts[0] = parts[0].trim().replace(/ +/g, '_').toUpperCase();
}
if (parts.length >= 2) {
// handle housecodes as a special case (X10, ARC, etc)
if (/^[A-Z]$/i.test(parts[1])) {
parts[1] = parseInt(parts[1].trim(), 36);
} else {
// ID is always in hexadecimal
parts[1] = parseInt(parts[1].trim(), 16);
}
}
if (parts.length >= 3) {
if (/^0+$|all|group|^\+$/i.test(parts[2])) {
return parts.slice(0, 2);
}
// handle Blyss groupcodes as a special case
if (/^[A-Z]$/i.test(parts[2])) {
parts[2] = parseInt(parts[2].trim(), 36);
} else {
// unitcodes always decimal
parts[2] = parseInt(parts[2].trim(), 10);
}
}
if (parts.length >= 4) {
if (/^0+$|all|group|^\+$/i.test(parts[3])) {
return parts.slice(0, 3);
}
// Blyss unitcodes always decimal
parts[3] = parseInt(parts[3].trim(), 10);
}
// The return is always [ string, number, number, number ] - all parts optional
return parts;
};
// Normalise the supplied topic and check if it starts with the given pattern
var normaliseAndCheckTopic = function (topic, pattern) {
return checkTopic(normaliseTopic(topic), pattern);
};
// Check if the supplied topic starts with the given pattern (both being normalised)
var checkTopic = function (parts, pattern) {
for (var i = 0; i < pattern.length; i++) {
if (parts[i] !== pattern[i]) {
return false;
}
}
return true;
};
// Show the connection status of the node depending on its underlying rfxtrx object
var showConnectionStatus = function (node) {
if (node.rfxtrx.connected === false) {
node.status({fill: "red", shape: "ring", text: "disconnected"});
} else {
node.status({fill: "green", shape: "dot",
text: "OK (v" + node.rfxtrx.firmwareVersion + " " + node.rfxtrx.firmwareType + ")"});
}
};
// Purge retransmission timers associated with this node and delete them to avoid leaking memory
var purgeTimers = function () {
var tx;
for (tx in this.retransmissions) {
if (this.retransmissions.hasOwnProperty(tx)) {
this.clearRetransmission(this.retransmissions[tx]);
delete this.retransmissions[tx];
}
}
};
// The config node holding the PT2262 deviceList object
function RfxPT2262DeviceList(n) {
RED.nodes.createNode(this, n);
this.name = n.name;
this.devices = n.devices;
}
// Register the PT2262 config node
RED.nodes.registerType("PT2262-device-list", RfxPT2262DeviceList);
// An input node for listening to messages from lighting remote controls
function RfxLightsInNode(n) {
RED.nodes.createNode(this, n);
this.port = n.port;
this.topicSource = n.topicSource;
this.topic = normaliseTopic(n.topic);
this.name = n.name;
this.rfxtrxPort = RED.nodes.getNode(this.port);
var node = this;
this.lighting1Handler = function (evt) {
var msg = {status: {rssi: evt.rssi}};
msg.topic = (rfxcom.lighting1[evt.subtype] || "LIGHTING1_UNKNOWN") + "/" + evt.housecode;
if (evt.commandNumber === 5 || evt.commandNumber === 6) {
msg.topic = msg.topic + "/+";
} else {
msg.topic = msg.topic + "/" + evt.unitcode;
}
if (node.topicSource === "all" || normaliseAndCheckTopic(msg.topic, node.topic)) {
switch (evt.commandNumber) {
case 0 :
case 5 :
msg.payload = "Off";
break;
case 1 :
case 6 :
msg.payload = "On";
break;
case 2 :
msg.payload = "Dim";
break;
case 3 :
msg.payload = "Bright";
break;
case 7 : // The ARC 'Chime' command - handled in rfx-doorbells so ignore it here
return;
default:
node.warn("rfx-lights-in: unrecognised Lighting1 command " + evt.commandNumber.toString(16));
return;
}
node.send(msg);
}
};
this.lighting2Handler = function (evt) {
var msg = {status: {rssi: evt.rssi}};
msg.topic = (rfxcom.lighting2[evt.subtype] || "LIGHTING2_UNKNOWN") + "/" + evt.id;
if (evt.commandNumber > 2) {
msg.topic = msg.topic + "/+";
} else {
msg.topic = msg.topic + "/" + evt.unitcode;
}
if (node.topicSource === "all" || normaliseAndCheckTopic(msg.topic, node.topic)) {
switch (evt.commandNumber) {
case 0:
case 3:
msg.payload = "Off";
break;
case 1:
case 4:
msg.payload = "On";
break;
case 2:
case 5:
msg.payload = "Dim " + evt.level/15*100 + "%";
break;
default:
node.warn("rfx-lights-in: unrecognised Lighting2 command " + evt.commandNumber.toString(16));
return;
}
node.send(msg);
}
};
this.lighting5Handler = function (evt) {
var msg = {status: {rssi: evt.rssi}};
msg.topic = (rfxcom.lighting5[evt.subtype] || "LIGHTING5_UNKNOWN") + "/" + evt.id;
if ((evt.commandNumber === 2 && (evt.subtype === 0 || evt.subtype === 2 || evt.subtype === 4) ) ||
(evt.commandNumber === 3) && (evt.subtype === 2 || evt.subtype === 4)) {
msg.topic = msg.topic + "/+";
} else {
msg.topic = msg.topic + "/" + evt.unitcode;
}
if (node.topicSource === "all" || normaliseAndCheckTopic(msg.topic, node.topic)) {
switch (evt.subtype) {
case 0: // Lightwave RF
switch (evt.commandNumber) {
case 0:
case 2:
msg.payload = "Off";
break;
case 1:
msg.payload = "On";
break;
case 3:
case 4:
case 5:
case 6:
case 7:
msg.payload = "Mood" + (evt.commandNumber - 2);
break;
case 16:
msg.payload = "Dim " + evt.level/31*100 + "%";
break;
case 17:
case 18:
case 19:
node.warn("Lighting5: LightwaveRF colour commands not implemented");
break;
default:
return;
}
break;
case 2:
case 4: // BBSB & CONRAD
switch (evt.commandNumber) {
case 0:
case 2:
msg.payload = "Off";
break;
case 1:
case 3:
msg.payload = "On";
break;
default:
return;
}
break;
case 6: // TRC02
switch (evt.commandNumber) {
case 0:
msg.payload = "Off";
break;
case 1:
msg.payload = "On";
break;
case 2:
msg.payload = "Bright";
break;
case 3:
msg.payload = "Dim";
break;
default:
node.warn("Lighting5: TRC02 colour commands not implemented");
return;
}
break;
}
node.send(msg);
}
};
this.lighting6Handler = function (evt) {
var msg = {status: {rssi: evt.rssi}};
msg.topic = (rfxcom.lighting6[evt.subtype] || "LIGHTING6_UNKNOWN") + "/" + evt.id + "/" + evt.groupcode;
if (evt.commandNumber > 1) {
msg.topic = msg.topic + "/+";
} else {
msg.topic = msg.topic + "/" + evt.unitcode;
}
if (node.topicSource === "all" || normaliseAndCheckTopic(msg.topic, node.topic)) {
switch (evt.commandNumber) {
case 1:
case 3:
msg.payload = "Off";
break;
case 0:
case 2:
msg.payload = "On";
break;
default:
node.warn("rfx-lights-in: unrecognised Lighting6 command " + evt.commandNumber.toString(16));
return;
}
node.send(msg);
}
};
if (node.rfxtrxPort) {
node.rfxtrx = rfxcomPool.get(node, node.rfxtrxPort.port);
if (node.rfxtrx !== null) {
showConnectionStatus(node);
node.on("close", function () {
releasePort(node);
});
node.rfxtrx.on("lighting1", this.lighting1Handler);
node.rfxtrx.on("lighting2", this.lighting2Handler);
node.rfxtrx.on("lighting5", this.lighting5Handler);
node.rfxtrx.on("lighting6", this.lighting6Handler);
}
} else {
node.error("missing config: rfxtrx-port");
}
}
RED.nodes.registerType("rfx-lights-in", RfxLightsInNode);
// Remove the message event handlers on close
RfxLightsInNode.prototype.close = function () {
if (this.rfxtrx) {
this.rfxtrx.removeListener("lighting1", this.lighting1Handler);
this.rfxtrx.removeListener("lighting2", this.lighting2Handler);
this.rfxtrx.removeListener("lighting5", this.lighting5Handler);
this.rfxtrx.removeListener("lighting6", this.lighting6Handler);
}
};
// An input node for listening to messages from PT622 (lighting4) devices
function RfxPT2262InNode(n) {
RED.nodes.createNode(this, n);
this.port = n.port;
this.topicSource = n.topicSource || "all";
this.topic = stringToParts(n.topic);
this.name = n.name;
this.devices = RED.nodes.getNode(n.deviceList).devices || [];
this.rfxtrxPort = RED.nodes.getNode(this.port);
var node = this;
this.lighting4Handler = function (evt) {
var msg = {status: {rssi: evt.rssi}};
var db = node.devices.filter(function (entry) {return entry.rawData === evt.data});
if (db.length === 0) {
msg.raw = {data: evt.data, pulseWidth: evt.pulseWidth};
} else {
if (node.topicSource === "all" || checkTopic(db[0].device, node.topic)) {
msg.topic = db[0].device.join("/");
msg.payload = db[0].payload;
} else {
return;
}
}
node.send(msg);
};
if (node.rfxtrxPort) {
node.rfxtrx = rfxcomPool.get(node, node.rfxtrxPort.port);
if (node.rfxtrx !== null) {
showConnectionStatus(node);
node.on("close", function () {
releasePort(node);
});
node.rfxtrx.on("lighting4", this.lighting4Handler);
}
} else {
node.error("missing config: rfxtrx-port");
}
}
RED.nodes.registerType("rfx-PT2262-in", RfxPT2262InNode);
// Remove the message event handlers on close
RfxPT2262InNode.prototype.close = function () {
if (this.rfxtrx) {
this.rfxtrx.removeListener("lighting4", this.lighting4Handler);
}
};
// An output node for sending messages to lighting4 devices, using the PT2262/72 chips
function RfxPT2262OutNode(n) {
RED.nodes.createNode(this, n);
this.port = n.port;
this.topicSource = n.topicSource || "msg";
this.topic = stringToParts(n.topic);
this.retransmit = n.retransmit || "none";
this.retransmitInterval = n.retransmitInterval || 20;
this.devices = RED.nodes.getNode(n.deviceList).devices || [];
this.name = n.name;
this.rfxtrxPort = RED.nodes.getNode(this.port);
var node = this;
node.retransmissions = {};
node.mustDelete = false;
if (node.retransmit === "once") {
// Uses a Timeout: period in seconds
node.setRetransmission = setTimeout;
node.retransmitTime = 1000*node.retransmitInterval;
node.clearRetransmission = clearTimeout;
node.mustDelete = true;
} else if (node.retransmit === "repeat") {
// Uses an Interval: period in miutes
node.setRetransmission = setInterval;
node.retransmitTime = 60*1000*node.retransmitInterval;
node.clearRetransmission = clearInterval;
}
if (node.rfxtrxPort) {
node.rfxtrx = rfxcomPool.get(node, node.rfxtrxPort.port);
if (node.rfxtrx !== null) {
showConnectionStatus(node);
getRfxcomSubtype(node.rfxtrx, "PT2262");
node.on("close", function () {
releasePort(node);
});
node.on("input", function (msg) {
var db, topic, lastCommand, rawData = null, pulseWidth = null;
// Get the topic from either the node or the message
if (node.topicSource === "node" && node.topic !== undefined) {
topic = node.topic;
} else if (msg.topic !== undefined) {
topic = stringToParts(msg.topic);
}
if (topic !== undefined && msg.payload !== undefined) {
// Lookup the topic/payload combination in the device list
db = node.devices.filter(function (entry) {
return msg.payload == entry.payload &&
topic.length === entry.device.length &&
checkTopic(topic, entry.device);
});
if (db.length >= 1) {
// If multiple matches use the first
rawData = db[0].rawData;
pulseWidth = db[0].pulseWidth;
} else {
node.warn("rfx-PT2262-out: no raw data found for '" + topic.join("/") + ":" + msg.payload + "'");
}
} else if (msg.raw !== undefined && msg.raw.data !== undefined) {
// No topic or no payload or neither: check for raw data in the message
rawData = msg.raw.data;
if (msg.raw.pulseWidth !== undefined) {
pulseWidth = msg.raw.pulseWidth;
}
if (topic === undefined) {
topic = ["__none__"];
}
}
if (rawData !== null) {
try {
// Send the command for the first time
node.rfxtrx.transmitters['PT2262'].tx.sendData(rawData, pulseWidth);
// If we reach this point, the command did not throw an error. Check if should retransmit
// it & set the Timeout or Interval as appropriate
if (node.retransmit !== "none") {
// Wrap the parseCommand arguments, and the retransmission key (=topic) in a
// function context, where the function lastCommand() can find them
topic = topic.join("/");
lastCommand = (function () {
var _rawData = rawData, _pulseWidth = pulseWidth, key = topic;
return function () {
node.rfxtrx.transmitters['PT2262'].tx.sendData(_rawData, _pulseWidth);
if (node.mustDelete) {
delete(node.retransmissions[key]);
}
};
}());
if (node.retransmissions.hasOwnProperty(topic)) {
node.clearRetransmission(node.retransmissions[topic]);
}
node.retransmissions[topic] = node.setRetransmission(lastCommand, node.retransmitTime);
}
} catch (exception) {
node.warn(exception.message);
}
}
});
}
} else {
node.error("missing config: rfxtrx-port");
}
}
RED.nodes.registerType("rfx-PT2262-out", RfxPT2262OutNode);
// Remove all retransmission timers on close
RfxPT2262OutNode.prototype.close = purgeTimers;
// An input node for listening to messages from (mainly weather) sensors
function RfxWeatherSensorNode(n) {
RED.nodes.createNode(this, n);
this.port = n.port;
this.topicSource = n.topicSource;
this.topic = normaliseTopic(n.topic);
this.name = n.name;
this.rfxtrxPort = RED.nodes.getNode(this.port);
var node = this;
var i;
var sendWeatherMessage = function (evt, msg) {
if (node.topicSource === "all" || normaliseAndCheckTopic(msg.topic, node.topic)) {
msg.status = {rssi: evt.rssi};
if (evt.hasOwnProperty("batteryLevel")) {
msg.status.battery = evt.batteryLevel;
}
msg.payload = {};
if (evt.hasOwnProperty("temperature")) {
msg.payload.temperature = {value: evt.temperature, unit: "degC"};
}
if (evt.hasOwnProperty("barometer")) {
msg.payload.pressure = {value: evt.barometer, unit: "hPa"};
}
if (evt.hasOwnProperty("direction")) {
msg.payload.wind = {direction: {value: evt.direction, unit: "degrees"}};
if (evt.hasOwnProperty("averageSpeed")) {
msg.payload.wind.speed = {value: evt.averageSpeed, unit: "m/s"};
msg.payload.wind.gust = {value: evt.gustSpeed, unit: "m/s"};
} else {
msg.payload.wind.speed = {value: evt.gustSpeed, unit: "m/s"};
}
if (evt.hasOwnProperty("chillfactor")) {
msg.payload.wind.chillfactor = {value: evt.chillfactor, unit: "degC"};
}
}
if (evt.hasOwnProperty("humidity")) {
msg.payload.humidity = {
value: evt.humidity,
unit: "%",
status: rfxcom.humidity[evt.humidityStatus]
};
}
if (evt.hasOwnProperty("rainfall")) {
msg.payload.rainfall = {total: {value: evt.rainfall, unit: "mm"}};
if (evt.hasOwnProperty("rainfallRate")) {
msg.payload.rainfall.rate = {value: evt.rainfallRate, unit: "mm/hr"};
}
} else if (evt.hasOwnProperty("rainfallIncrement")) {
msg.payload.rainfall = {increment: {value: evt.rainfallIncrement, unit: "mm"}};
}
if (evt.hasOwnProperty("uv")) {
msg.payload.uv = {value: evt.uv, unit: "UVIndex"};
}
if (evt.hasOwnProperty("forecast")) {
msg.payload.forecast = rfxcom.forecast[evt.forecast];
}
node.send(msg);
}
};
this.bbq1Handler = function (evt) {
sendWeatherMessage(evt, {topic: (rfxcom.bbq1[evt.subtype] || "BBQ1_UNKNOWN") + "/" + evt.id})
};
this.temperaturerainHandler = function(evt) {
sendWeatherMessage(evt, {topic: (rfxcom.temperatureRain1[evt.subtype] || "TEMPERATURERAIN1_UNKNOWN") + "/" + evt.id})
};
this.temperatureHandler = function(evt) {
sendWeatherMessage(evt, {topic: (rfxcom.temperature1[evt.subtype] || "TEMPERATURE1_UNKNOWN") + "/" + evt.id})
};
this.humidityHandler = function(evt) {
sendWeatherMessage(evt, {topic: (rfxcom.humidity1[evt.subtype] || "HUMIDITY1_UNKNOWN") + "/" + evt.id})
};
this.temperaturehumidityHandler = function(evt) {
sendWeatherMessage(evt, {topic: (rfxcom.temperatureHumidity1[evt.subtype] || "TEMPERATUREHUMIDITY1_UNKNOWN") + "/" + evt.id})
};
this.temphumbaroHandler = function(evt) {
sendWeatherMessage(evt, {topic: (rfxcom.tempHumBaro1[evt.subtype] || "TEMPHUMBARO1_UNKNOWN") + "/" + evt.id})
};
this.rainHandler = function(evt) {
sendWeatherMessage(evt, {topic: (rfxcom.rain1[evt.subtype] || "RAIN1_UNKNOWN") + "/" + evt.id})
};
this.windHandler = function(evt) {
sendWeatherMessage(evt, {topic: (rfxcom.wind1[evt.subtype] || "WIND1_UNKNOWN") + "/" + evt.id})
};
this.uvHandler = function(evt) {
sendWeatherMessage(evt, {topic: (rfxcom.uv1[evt.subtype] || "UV1_UNKNOWN") + "/" + evt.id})
};
if (node.rfxtrxPort) {
node.rfxtrx = rfxcomPool.get(node, node.rfxtrxPort.port);
if (node.rfxtrx !== null) {
showConnectionStatus(node);
node.on("close", function () {
releasePort(node);
});
node.rfxtrx.on("bbq1", this.bbq1Handler);
for (i = 1; i < rfxcom.temperatureRain1.length; i++) {
node.rfxtrx.on("temprain" + i, this.temperaturerainHandler);
}
for (i = 1; i < rfxcom.temperature1.length; i++) {
node.rfxtrx.on("temp" + i, this.temperatureHandler);
}
for (i = 1; i < rfxcom.humidity1.length; i++) {
node.rfxtrx.on("humidity" + i, this.humidityHandler);
}
for (i = 1; i < rfxcom.temperatureHumidity1.length; i++) {
node.rfxtrx.on("th" + i, this.temperaturehumidityHandler);
}
for (i = 1; i < rfxcom.tempHumBaro1.length; i++) {
node.rfxtrx.on("thb" + i, this.temphumbaroHandler);
}
for (i = 1; i < rfxcom.rain1.length; i++) {
node.rfxtrx.on("rain" + i, this.rainHandler);
}
for (i = 1; i < rfxcom.wind1.length; i++) {
node.rfxtrx.on("wind" + i, this.windHandler);
}
for (i = 1; i < rfxcom.uv1.length; i++) {
node.rfxtrx.on("uv" + i, this.uvHandler);
}
}
} else {
node.error("missing config: rfxtrx-port");
}
}
RED.nodes.registerType("rfx-sensor", RfxWeatherSensorNode);
// Remove the message event handlers on close
RfxWeatherSensorNode.prototype.close = function () {
var i;
if (this.rfxtrx) {
this.rfxtrx.removeListener("bbq1", this.bbq1Handler);
for (i = 1; i < rfxcom.temperatureRain1.length; i++) {
this.rfxtrx.removeListener("temprain" + i, this.temperaturerainHandler);
}
for (i = 1; i < rfxcom.temperature1.length; i++) {
this.rfxtrx.removeListener("temp" + i, this.temperatureHandler);
}
for (i = 1; i < rfxcom.humidity1.length; i++) {
this.rfxtrx.removeListener("humidity" + i, this.humidityHandler);
}
for (i = 1; i < rfxcom.temperatureHumidity1.length; i++) {
this.rfxtrx.removeListener("th" + i, this.temperaturehumidityHandler);
}
for (i = 1; i < rfxcom.tempHumBaro1.length; i++) {
this.rfxtrx.removeListener("thb" + i, this.temphumbaroHandler);
}
for (i = 1; i < rfxcom.rain1.length; i++) {
this.rfxtrx.removeListener("rain" + i, this.rainHandler);
}
for (i = 1; i < rfxcom.wind1.length; i++) {
this.rfxtrx.removeListener("wind" + i, this.windHandler);
}
for (i = 1; i < rfxcom.uv1.length; i++) {
this.rfxtrx.removeListener("uv" + i, this.uvHandler);
}
}
};
// An input node for listening to messages from (electrical) energy & current monitors
function RfxEnergyMeterNode(n) {
RED.nodes.createNode(this, n);
this.port = n.port;
this.topicSource = n.topicSource;
this.topic = normaliseTopic(n.topic);
this.name = n.name;
this.rfxtrxPort = RED.nodes.getNode(this.port);
var node = this;
var i;
var sendMeterMessage = function (evt, msg) {
if (node.topicSource === "all" || normaliseAndCheckTopic(msg.topic, node.topic)) {
msg.status = {rssi: evt.rssi};
if (evt.hasOwnProperty("batteryLevel")) {
msg.status.battery = evt.batteryLevel;
}
msg.payload = {};
if (evt.hasOwnProperty("voltage")) {
msg.payload.voltage = {value: evt.voltage, unit: "V"}
}
if (evt.hasOwnProperty("current")) {
msg.payload.current = {value: evt.current, unit: "A"}
}
if (evt.hasOwnProperty("power")) {
msg.payload.power = {value: evt.power, unit: "W"}
}
if (evt.hasOwnProperty("energy")) {
msg.payload.energy = {value: evt.energy, unit: "Wh"}
}
if (evt.hasOwnProperty("powerFactor")) {
msg.payload.powerFactor = {value: evt.powerFactor, unit: ""}
}
if (evt.hasOwnProperty("frequency")) {
msg.payload.frequency = {value: evt.frequency, unit: "Hz"}
}
node.send(msg);
}
};
this.elec1Handler = function (evt) {
sendMeterMessage(evt, {topic: (rfxcom.elec1[evt.subtype] || "ELEC1_UNKNOWN") + "/" + evt.id})
};
this.elec23Handler = function (evt) {
sendMeterMessage(evt, {topic: (rfxcom.elec23[evt.subtype] || "ELEC23_UNKNOWN") + "/" + evt.id})
};
this.elec4Handler = function (evt) {
sendMeterMessage(evt, {topic: (rfxcom.elec4[evt.subtype] || "ELEC4_UNKNOWN") + "/" + evt.id})
};
this.elec5Handler = function (evt) {
sendMeterMessage(evt, {topic: (rfxcom.elec5[evt.subtype] || "ELEC5_UNKNOWN") + "/" + evt.id})
};
if (node.rfxtrxPort) {
node.rfxtrx = rfxcomPool.get(node, node.rfxtrxPort.port);
if (node.rfxtrx !== null) {
showConnectionStatus(node);
node.on("close", function () {
releasePort(node);
});
for (i = 1; i < rfxcom.elec1.length; i++) {
node.rfxtrx.on("elec" + i, this.elec1Handler)
}
for (i = 1; i < rfxcom.elec23.length; i++) {
node.rfxtrx.on("elec" + (i + 1), this.elec23Handler)
}
for (i = 1; i < rfxcom.elec4.length; i++) {
node.rfxtrx.on("elec" + (i + 3), this.elec4Handler)
}
for (i = 1; i < rfxcom.elec5.length; i++) {
node.rfxtrx.on("elec" + (i + 4), this.elec5Handler)
}
}
} else {
node.error("missing config: rfxtrx-port");
}
}
RED.nodes.registerType("rfx-meter", RfxEnergyMeterNode);
// Remove the message event handlers on close
RfxEnergyMeterNode.prototype.close = function () {
var i;
if (this.rfxtrx) {
for (i = 1; i < rfxcom.elec1.length; i++) {
this.rfxtrx.removeListener("elec" + i, this.elec1Handler);
}
for (i = 1; i < rfxcom.elec23.length; i++) {
this.rfxtrx.removeListener("elec" + (i+1), this.elec23Handler);
}
for (i = 1; i < rfxcom.elec4.length; i++) {
this.rfxtrx.removeListener("elec" + (i+3), this.elec4Handler);
}
for (i = 1; i < rfxcom.elec5.length; i++) {
this.rfxtrx.removeListener("elec" + (i+4), this.elec5Handler);
}
}
};
// An input node for listening to messages from security and smoke detectors
function RfxDetectorsNode(n) {
RED.nodes.createNode(this, n);
this.port = n.port;
this.topicSource = n.topicSource;
this.topic = normaliseTopic(n.topic);
this.name = n.name;
this.rfxtrxPort = RED.nodes.getNode(this.port);
var node = this;
node.heartbeats = {};
node.HEARTBEATDELAY = []; // delay in minutes before declaring a detector has gone ailent
node.HEARTBEATDELAY[rfxcom.security1.X10_DOOR] = 90;
node.HEARTBEATDELAY[rfxcom.security1.X10_PIR] = 90;
node.HEARTBEATDELAY[rfxcom.security1.POWERCODE_DOOR] = 20;
node.HEARTBEATDELAY[rfxcom.security1.POWERCODE_PIR] = 20;
this.security1Handler = function (evt) {
var msg = {topic: (rfxcom.security1[evt.subtype] || "SECURITY1_UNKNOWN") + "/" + evt.id};
if (node.topicSource === "all" || normaliseAndCheckTopic(msg.topic, node.topic)) {
msg.status = {rssi: evt.rssi};
switch (evt.subtype) {
case rfxcom.security1.KD101:
case rfxcom.security1.SA30:
if (evt.deviceStatus === rfxcom.security.PANIC) {
msg.payload = "Smoke";
}
break;
case rfxcom.security1.MEIANTECH:
if (evt.deviceStatus === rfxcom.security.PANIC) {
msg.status.battery = evt.batteryLevel;
msg.payload = "Motion";
}
break;
case rfxcom.security1.POWERCODE_AUX:
msg.status.battery = evt.batteryLevel;
msg.status.tampered = Boolean(evt.tampered);
if (evt.deviceStatus === rfxcom.security.ALARM) {
msg.payload = "Alarm";
} else if (evt.tampered) {
msg.payload = "Tamper";
}
break;
// These detectors send "heartbeat" messages at more or less regular intervals
case rfxcom.security1.POWERCODE_DOOR: