![](\"/503.png\")
");
res.end();
}
function nedap(app) {
app.get('/', function(req, res) {
if (mode === 'nedap' &&
question && answers) {
console.log({question:question,answers:answers})
var form = new ltx.Element('form',
{ action: '/',
method: 'POST',
enctype: 'application/x-www-form-urlencoded' });
form.c('p').t(question);
var ul = form.c('ul');
for(var i = 0; i < answers.length; i++) {
ul.c('li').
c('input', { type: 'radio',
id: 'a'+i,
name: 'a',
value: ''+i }).
c('label', { for: 'a'+i }).
t(answers[i].text);
}
form.c('input', { type: 'hidden',
name: 'token',
value: Token.generate() });
form.c('input', { type: 'submit',
value: 'Submit' });
res.writeHead(200, ROOT_HEADERS);
res.write(html(form.toString()));
res.end();
} else if (mode === 'gif') {
var form = new ltx.Element('form', { action: "/i",
method: "POST",
enctype: "multipart/form-data"
});
form.c('p').t(question);
form.c('input', { type: 'file', name: 'gif' });
form.c('input', { type: 'submit', value: "Submit" });
form.c('input', { type: 'hidden',
name: 'token',
value: Token.generate() });
form.c('p').t("Max file size: 2 MB");
res.writeHead(200, ROOT_HEADERS);
res.write(html(form.toString()));
res.end();
} else {
res.writeHead(404, ROOT_HEADERS);
res.write(html('No question left on server.
')); res.end(); } }); app.post('/', function(req, res) { var a; if (req.body && (a = req.body.a) && /^\d+$/.test(a)) { var i = parseInt(a, 10); if (scores && i < scores.length && Token.validate(req.body.token)) { scores[i]++; updateBackend(); res.writeHead(303, { 'Content-type': MIME_HTML, 'Location': '/thanks' }); res.end(); } else { errorResponse(res); } } else { errorResponse(res); } }); app.get('/thanks', function(req, res) { res.writeHead(200, { 'Content-type': MIME_HTML }); res.write(html("Thanks, your vote may have been counted. Back
")); res.end(); }); app.post('/i', function(req, res) { if (req.files.gif) { if (!Token.validate(req.body.token)) { errorResponse(res); return; } /* pass to frontend */ var gif = req.files.gif; var path = gif.path + "." + mime.extension(gif.type); fs.rename(gif.path, path, function(err) { if (err) return; path = path.split('/').pop(); console.log("file", gif.name, path, gif.type); if (backend) backend.sendUTF(JSON.stringify({ gif: { path: GIFS_PREFIX + path, name: gif.name, size: gif.size } })); }); res.writeHead(303, { 'Content-type': MIME_HTML, 'Location': '/thanks' }); res.end(); } else { console.error(err.stack || err); errorResponse(res); } }); } var server = Connect.createServer( Connect.logger(), Connect.bodyParser({ uploadDir: UPLOAD_DIR }), Connect.router(nedap), Connect.static(__dirname + '/static'), Connect.errorHandler({ dumpExceptions: true, showStack: true }) ); new wss({ httpServer: server }).on('request', function(req) { var conn = req.accept(req.requestedProtocols[0], req.origin); var authed = false; conn.on('message', function(wsmsg) { if (!authed) { if (wsmsg.utf8Data.toString() === WS_KEY) { console.warn('Authorized WebSocket'); backend = conn; authed = true; var reset = function() { backend = null; }; conn.on('close', reset); conn.on('error', reset); } else { console.warn('Unauthorized backend WebSocket'); conn.close(); } } else { try { var msg = JSON.parse(wsmsg.utf8Data); console.log({msg: msg}); if (msg.joker) { question = msg.joker.question; if (msg.joker.type === 'nedap') { mode = 'nedap'; answers = msg.joker.answers; scores = []; for(var i = 0; i < answers.length; i++) scores[i] = 0; } else if (msg.joker.type === 'gif') { mode = 'gif'; } } if (msg.clear) { question = null; answers = null; scores = null; } } catch (e) { console.error(e.stack); } } }); }); server.listen(2342, '::');