ethstats-server/app.js
2015-02-05 01:55:48 +02:00

93 lines
2.1 KiB
JavaScript

var express = require('express.io');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var bodyParser = require('body-parser');
var fs = require('fs');
var config;
if(fs.existsSync('./config/nodes.js')){
config = require('./config/nodes');
} else {
config = require('./config/nodes.default');
}
console.log(config);
// var config = require('./config/nodes');
var Node = require('./models/node');
var app = express();
app.http().io();
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');
// uncomment after placing favicon in /public
//app.use(favicon(__dirname + '/public/favicon.ico'));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(express.static(path.join(__dirname, 'public')));
var nodes = [],
nodeStatus = [],
nodeInterval;
for(i in config) {
nodes[i] = new Node(config[i], i);
console.log(nodes[i]);
nodeStatus[i] = nodes[i].update();
}
nodeInterval = setInterval(function(){
for(i in nodes){
app.io.broadcast('update', nodes[i].update());
}
}, 10000);
app.get('/', function(req, res) {
res.render('index', { title: 'Ethereum Network Status' });
});
app.io.route('ready', function(req) {
req.io.emit('init', {
nodes: nodeStatus
});
console.log('emited');
});
// catch 404 and forward to error handler
app.use(function(req, res, next) {
var err = new Error('Not Found');
err.status = 404;
next(err);
});
// error handlers
// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
app.use(function(err, req, res, next) {
res.status(err.status || 500);
res.render('error', {
message: err.message,
error: err
});
});
}
// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
res.status(err.status || 500);
res.render('error', {
message: err.message,
error: {}
});
});
module.exports = app;