85 lines
2.4 KiB
JavaScript
85 lines
2.4 KiB
JavaScript
/**
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* Copyright 2013 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var RED = require(process.env.NODE_RED_HOME+"/red/red");
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var komponist = require('komponist');
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var mpc = "";
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komponist.createConnection(6600, 'localhost', function(err, client) {
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if (err) node.error("MPD: Failed to connect to MPD server");
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mpc = client;
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});
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function MPDOut(n) {
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RED.nodes.createNode(this,n);
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var node = this;
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node.mpc = mpc;
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this.on("input", function(msg) {
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if (msg != null) {
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console.log(msg);
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try {
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//node.mpc.command(msg.payload);
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node.mpc.command(msg.payload, msg.param, function(err, results) {
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if (err) { console.log("MPD: Error:",err); }
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//else { console.log(results); }
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});
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} catch (err) { console.log("MPD: Error:",err); }
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}
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});
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node.mpc.on('error', function(err) {
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console.log("MPD: Error:",err);
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});
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}
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RED.nodes.registerType("mpd out",MPDOut);
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function MPDIn(n) {
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RED.nodes.createNode(this,n);
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var node = this;
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node.mpc = mpc;
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var oldMsg = "";
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getSong();
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function getSong() {
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node.mpc.currentsong(function(err, info) {
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if (err) console.log(err);
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else {
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var msg = {payload:{},topic:"music"};
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msg.payload.Artist = info.Artist;
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msg.payload.Album = info.Album;
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msg.payload.Title = info.Title;
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msg.payload.Genre = info.Genre;
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msg.payload.Date = info.Date;
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if (JSON.stringify(msg) != oldMsg) {
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node.send(msg);
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oldMsg = JSON.stringify(msg);
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}
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}
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});
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}
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node.mpc.on('changed', function(system) {
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getSong();
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});
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this.on("close", function() {
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// node.mpc.command("stop");
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});
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}
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RED.nodes.registerType("mpd in",MPDIn);
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