130 lines
3.1 KiB
JavaScript
Executable File
130 lines
3.1 KiB
JavaScript
Executable File
#!/usr/bin/env node
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"use strict"
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var fs = require('fs')
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var http = require('http')
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var body = require('body-parser')
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var express = require('express')
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var socketio = require('socket.io')
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var program = require('commander')
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var DMX = require('./dmx')
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var A = DMX.Animation
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program
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.version("0.0.1")
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.option('-c, --config <file>', 'Read config from file [/etc/dmx-web.json]', '/etc/dmx-web.json')
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.parse(process.argv)
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var config = JSON.parse(fs.readFileSync(program.config, 'utf8'))
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function DMXWeb() {
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var app = express()
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var server = http.createServer(app)
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var io = socketio.listen(server)
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var dmx = new DMX()
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for(var universe in config.universes) {
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dmx.addUniverse(
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universe,
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config.universes[universe].output.driver,
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config.universes[universe].output.device,
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config.universes[universe].output.options
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)
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}
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var listen_port = config.server.listen_port || 8080
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var listen_host = config.server.listen_host || '::'
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server.listen(listen_port, listen_host, null, function() {
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if(config.server.uid && config.server.gid) {
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try {
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process.setuid(config.server.uid)
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process.setgid(config.server.gid)
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} catch (err) {
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console.log(err)
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process.exit(1)
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}
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}
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})
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app.use(body.json())
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app.get('/', function(req, res) {
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res.sendFile(__dirname + '/index.html')
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})
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app.get('/config', function(req, res) {
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var response = {"devices": DMX.devices, "universes": {}}
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Object.keys(config.universes).forEach(function(key) {
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response.universes[key] = config.universes[key].devices
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})
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res.json(response)
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})
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app.get('/state/:universe', function(req, res) {
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if(!(req.params.universe in dmx.universes)) {
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res.status(404).json({"error": "universe not found"})
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return
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}
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res.json({"state": dmx.universeToObject(req.params.universe)})
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})
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app.post('/state/:universe', function(req, res) {
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if(!(req.params.universe in dmx.universes)) {
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res.status(404).json({"error": "universe not found"})
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return
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}
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dmx.update(req.params.universe, req.body)
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res.json({"state": dmx.universeToObject(req.params.universe)})
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})
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app.post('/animation/:universe', function(req, res) {
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try {
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var universe = dmx.universes[req.params.universe]
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// preserve old states
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var old = dmx.universeToObject(req.params.universe)
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var animation = new A()
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for(var step in req.body) {
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animation.add(
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req.body[step].to,
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req.body[step].duration || 0,
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req.body[step].options || {}
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)
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}
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animation.add(old, 0)
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animation.run(universe)
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res.json({"success": true})
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} catch(e) {
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console.log(e)
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res.json({"error": String(e)})
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}
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})
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io.sockets.on('connection', function(socket) {
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socket.emit('init', {'devices': DMX.devices, 'setup': config})
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socket.on('request_refresh', function() {
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for(var universe in config.universes) {
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socket.emit('update', universe, dmx.universeToObject(universe))
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}
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})
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socket.on('update', function(universe, update) {
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dmx.update(universe, update)
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})
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dmx.on('update', function(universe, update) {
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socket.emit('update', universe, update)
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})
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})
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}
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DMXWeb()
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