119 lines
2.5 KiB
JavaScript
119 lines
2.5 KiB
JavaScript
/**
|
|
* File: app/radio.js
|
|
* Author: Gerrit Linnemann
|
|
*
|
|
* Where the magic happens.
|
|
*/
|
|
|
|
|
|
// load the things we need
|
|
var spawn = require('child_process').spawn;
|
|
var fs = require("fs");
|
|
var http = require('http');
|
|
var wget = require('wget');
|
|
|
|
|
|
var App = null;
|
|
var Log = null
|
|
var Helper = null;
|
|
var Conf = null;
|
|
|
|
var Child = null;
|
|
|
|
|
|
exports.init = function(Express, Configuration) {
|
|
App = Express;
|
|
Conf = Configuration;
|
|
Log = App.get('Log');
|
|
Helper = App.get('Helper');
|
|
|
|
Log.debug('Radio: ' + exports.countChannels() + ' channels configured');
|
|
Helper.each(Conf.channels, function(channel, isLast) {
|
|
//Log.inspect('Channel', channel);
|
|
Log.log('Radio: Found channel ' + channel.title);
|
|
});
|
|
|
|
return this;
|
|
}
|
|
|
|
exports.countChannels = function() {
|
|
return Conf.channels.length;
|
|
}
|
|
|
|
exports.getChannels = function() {
|
|
return Conf.channels;
|
|
}
|
|
|
|
exports.getChannel = function(idx) {
|
|
if(Helper.isDefinedAndNotNull(Conf.channels[idx])) {
|
|
return Conf.channels[idx];
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
exports.play = function(idx) {
|
|
var channel = Conf.channels[idx];
|
|
if(channel !== undefined) {
|
|
var stream2play = channel.stream;
|
|
|
|
var m3u = '/tmp/kitchenradio.m3u';
|
|
try {
|
|
fs.unlinkSync(m3u);
|
|
} catch(e) {
|
|
Log.error('Radio: Error deleting "' + m3u + '".' + e);
|
|
}
|
|
try {
|
|
wget.download(channel.stream, m3u);
|
|
} catch(e) {
|
|
Log.error('Radio: Error downloading "' + channel.stream + '".' + e);
|
|
}
|
|
|
|
if(Helper.isDefinedAndNotNull(Child)) {
|
|
try {
|
|
Child.kill();
|
|
} catch(err) {
|
|
Log.error('Radio: Error killing process');
|
|
}
|
|
}
|
|
|
|
try {
|
|
var parsers = require('playlist-parser');
|
|
var M3U = parsers.M3U;
|
|
|
|
var playlist = M3U.parse(fs.readFileSync(m3u, { encoding: 'utf8' }));
|
|
Log.inspect('Radio: playlist', playlist);
|
|
|
|
if(Helper.isDefinedAndNotNull(playlist[0])) {
|
|
stream2play = playlist[0].file;
|
|
}
|
|
} catch(e) {
|
|
Log.error(e);
|
|
}
|
|
|
|
var Child = spawn(
|
|
'mplayer',
|
|
[
|
|
'-slave',
|
|
'-quiet',
|
|
stream2play
|
|
]
|
|
);
|
|
|
|
// listen for any response from the child
|
|
Child.stdout.on('data', function(chunk) {
|
|
Log.log('Radio: ' + chunk);
|
|
});
|
|
|
|
// listen for any errors
|
|
Child.stderr.on('data', function (chunk) {
|
|
Log.error('Radio: ' + chunk);
|
|
});
|
|
|
|
/*Child.on('exit', function (code){
|
|
Log.log('Radio: Child process exited with exit code ' + code);
|
|
});*/
|
|
} else {
|
|
Log.error('Radio: No channel defined!');
|
|
}
|
|
} |