86 lines
2.5 KiB
JavaScript
Executable File
86 lines
2.5 KiB
JavaScript
Executable File
var http = require("http");
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var WebSocketClient = require('websocket').client
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function SmartHomeNGConnection(platform, log, host, port) {
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this.log = log;
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this.platform = platform;
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this.connected = false;
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this.updateCallback = undefined;
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this.tomonitor = [];
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this.shng_host = host;
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this.shng_port = port;
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}
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SmartHomeNGConnection.prototype.init = function () {
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this.connect();
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}
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SmartHomeNGConnection.prototype.connect = function(host, ip) {
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var that = this
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this.log("Connecting to SmartHomeNG @ " + this.shng_host);
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this.shng_ws = new WebSocketClient();
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this.shng_ws.connect('ws://' + this.shng_host + ':' + this.shng_port + '/');
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this.shng_ws.on('connect', function(connection) {
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that.log('connected to server!');
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that.connected = true;
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that.connection = connection;
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that.startMonitoring();
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connection.on('message', function(message) { that.receive(message); });
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connection.on('error', function(error) { that.log('WebSocket error: ' + error.toString()) });
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connection.on('close', function() {
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that.log('Connection to smarthome lost');
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that.connected = false;
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});
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});
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}
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SmartHomeNGConnection.prototype.receive = function(message) {
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var msg = JSON.parse(message.utf8Data);
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//this.log(msg);
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if (msg.items) {
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for (int = 0; int < msg.items.length; int++) {
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item = msg.items[int];
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//this.log("Received value " + item[1] + " for item " + item[0]);
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if (this.updateCallback) {
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this.updateCallback(item[0], item[1]);
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}
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}
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}
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}
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SmartHomeNGConnection.prototype.setValue = function(item, value) {
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var command = '{"cmd":"item","id":"' + item + '","val":"' + value + '"}';
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this.log("Sending " + command + " to SmartHomeNG");
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if (this.connected) {
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this.connection.send(command)
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} else {
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this.log("Cannot switch " + item + ", no connection to SmartHomeNG !")
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}
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}
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SmartHomeNGConnection.prototype.startMonitoring = function() {
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if (this.connected && this.tomonitor.length > 0) {
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var buffer = {};
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this.log("Start monitoring " + this.tomonitor);
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buffer.cmd = 'monitor';
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buffer.items = this.tomonitor;
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var command = JSON.stringify(buffer);
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this.connection.send(command);
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} else {
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this.log("Cannot start monitoring, not connected !");
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}
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}
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module.exports = {
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SmartHomeNGConnection: SmartHomeNGConnection
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}
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