en.javascript.info/4-ajax/12-ajax-iframe/date-comet.view/server.js
2015-02-27 13:21:58 +03:00

42 lines
878 B
JavaScript

var http = require('http');
var url = require('url');
var static = require('node-static');
var file = new static.Server('.', { cache: 0 });
function accept(req, res) {
if (req.url == '/comet') {
res.writeHead(200, {'Content-Type': 'text/html; charset=utf-8'});
res.write('<!DOCTYPE HTML><html> \
<head><meta junk="'+new Array(2000).join('*')+'"/> \
<script> \
var i = parent.IframeComet; \
i.onConnected()</script> \
</head><body>');
setInterval(function() {
var now = new Date();
var timeStr = now.getHours()+':'+now.getMinutes()+':'+now.getSeconds();
res.write('<script>i.onMessage("'+timeStr+'")</script>');
}, 1000);
return;
} else {
file.serve(req, res);
}
}
// ------ запустить сервер -------
if (!module.parent) {
http.createServer(accept).listen(8080);
} else {
exports.accept = accept;
}