Changed spacing in html and JS files.
Changed spacing based to tab based
This commit is contained in:
ShakedAp
206
src/index.js
206
src/index.js
@@ -6,140 +6,142 @@ const WebSocket = require('ws');
|
||||
const app = express();
|
||||
const server = require('http').createServer(app);
|
||||
|
||||
const wss = new WebSocket.Server({ server:server });
|
||||
const wss = new WebSocket.Server({
|
||||
server: server
|
||||
});
|
||||
const settings = JSON.parse(fs.readFileSync("settings.json"));
|
||||
|
||||
const THRESH_IGNORANCE = 250;
|
||||
let users_amount = 0;
|
||||
let unique_id = 0;
|
||||
let state = {
|
||||
video_timestamp: 0,
|
||||
last_updated: get_time(),
|
||||
playing: false,
|
||||
global_timestamp: 0,
|
||||
client_uid: null
|
||||
video_timestamp: 0,
|
||||
last_updated: get_time(),
|
||||
playing: false,
|
||||
global_timestamp: 0,
|
||||
client_uid: null
|
||||
};
|
||||
|
||||
wss.on('connection', function connection(ws) {
|
||||
users_amount += 1;
|
||||
console.log('A new client Connected. Amount of users: ', users_amount);
|
||||
state.client_uid = unique_id;
|
||||
unique_id +=1 ;
|
||||
ws.send(`state_update_from_server ${JSON.stringify(state)}`);
|
||||
users_amount += 1;
|
||||
console.log('A new client Connected. Amount of users: ', users_amount);
|
||||
state.client_uid = unique_id;
|
||||
unique_id += 1;
|
||||
ws.send(`state_update_from_server ${JSON.stringify(state)}`);
|
||||
|
||||
ws.on('error', console.error);
|
||||
ws.on('error', console.error);
|
||||
|
||||
ws.on('message', function message(data) {
|
||||
data = data.toString();
|
||||
ws.on('message', function message(data) {
|
||||
data = data.toString();
|
||||
|
||||
if(data.startsWith("time_sync_request_backward"))
|
||||
{
|
||||
ws.send(`time_sync_response_backward ${get_time()}`);
|
||||
}
|
||||
if(data.startsWith("time_sync_request_forward"))
|
||||
{
|
||||
let client_time = Number(data.slice("time_sync_request_forward".length + 1));
|
||||
ws.send(`time_sync_response_forward ${get_time() - client_time}`);
|
||||
}
|
||||
if(data.startsWith("state_update_from_client"))
|
||||
{
|
||||
let new_state = JSON.parse(data.slice("state_update_from_client".length + 1));
|
||||
let too_soon = (get_time() - state.last_updated) < THRESH_IGNORANCE;
|
||||
let other_ip = (new_state.client_uid != state.client_uid);
|
||||
let stale = (new_state.last_updated < state.last_updated)
|
||||
|
||||
if (!stale && !(too_soon && other_ip))
|
||||
{
|
||||
state = new_state;
|
||||
|
||||
wss.clients.forEach(function each(client) {
|
||||
if (client !== ws && client.readyState === WebSocket.OPEN) {
|
||||
client.send(`state_update_from_server ${JSON.stringify(state)}`);
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
ws.on('close', function close() {
|
||||
users_amount -= 1;
|
||||
console.log('Client diconnected. Amount of users: ', users_amount);
|
||||
});
|
||||
if (data.startsWith("time_sync_request_backward")) {
|
||||
ws.send(`time_sync_response_backward ${get_time()}`);
|
||||
}
|
||||
if (data.startsWith("time_sync_request_forward")) {
|
||||
let client_time = Number(data.slice("time_sync_request_forward".length + 1));
|
||||
ws.send(`time_sync_response_forward ${get_time() - client_time}`);
|
||||
}
|
||||
if (data.startsWith("state_update_from_client")) {
|
||||
let new_state = JSON.parse(data.slice("state_update_from_client".length + 1));
|
||||
let too_soon = (get_time() - state.last_updated) < THRESH_IGNORANCE;
|
||||
let other_ip = (new_state.client_uid != state.client_uid);
|
||||
let stale = (new_state.last_updated < state.last_updated)
|
||||
|
||||
if (!stale && !(too_soon && other_ip)) {
|
||||
state = new_state;
|
||||
|
||||
wss.clients.forEach(function each(client) {
|
||||
if (client !== ws && client.readyState === WebSocket.OPEN) {
|
||||
client.send(`state_update_from_server ${JSON.stringify(state)}`);
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
ws.on('close', function close() {
|
||||
users_amount -= 1;
|
||||
console.log('Client diconnected. Amount of users: ', users_amount);
|
||||
});
|
||||
|
||||
});
|
||||
|
||||
app.use('/', express.static(__dirname));
|
||||
app.use(bodyParser.urlencoded({ extended: true }));
|
||||
app.use(bodyParser.urlencoded({
|
||||
extended: true
|
||||
}));
|
||||
app.use(bodyParser.json());
|
||||
app.use(session({
|
||||
secret: 'secret key',
|
||||
resave: false,
|
||||
saveUninitialized: false,
|
||||
logged: false
|
||||
secret: 'secret key',
|
||||
resave: false,
|
||||
saveUninitialized: false,
|
||||
logged: false
|
||||
}));
|
||||
|
||||
app.get("/", function (req, res) {
|
||||
if (req.session.logged)
|
||||
res.sendFile(__dirname + "/main.html");
|
||||
else
|
||||
res.sendFile(__dirname + "/login.html");
|
||||
if (req.session.logged)
|
||||
res.sendFile(__dirname + "/main.html");
|
||||
else
|
||||
res.sendFile(__dirname + "/login.html");
|
||||
});
|
||||
|
||||
app.post("/login", function (req, res)
|
||||
{
|
||||
const data = req.body;
|
||||
if(!data)
|
||||
res.sendStatus(400);
|
||||
app.post("/login", function (req, res) {
|
||||
const data = req.body;
|
||||
if (!data)
|
||||
res.sendStatus(400);
|
||||
|
||||
if(data.password == settings.password)
|
||||
req.session.logged = true;
|
||||
else
|
||||
req.session.logged = false;
|
||||
if (data.password == settings.password)
|
||||
req.session.logged = true;
|
||||
else
|
||||
req.session.logged = false;
|
||||
|
||||
res.redirect("/");
|
||||
res.redirect("/");
|
||||
});
|
||||
|
||||
app.get("/video", function (req, res) {
|
||||
// Ensure there is a range given for the video
|
||||
const range = req.headers.range;
|
||||
if (!range) {
|
||||
res.status(400).send("Requires Range header");
|
||||
}
|
||||
|
||||
// get video stats (about 61MB)
|
||||
const videoPath = settings.video_path;
|
||||
const videoSize = fs.statSync(videoPath).size;
|
||||
|
||||
// Parse Range
|
||||
// Example: "bytes=32324-"
|
||||
const CHUNK_SIZE = 10 ** 6; // 1MB
|
||||
const start = Number(range.replace(/\D/g, ""));
|
||||
const end = Math.min(start + CHUNK_SIZE, videoSize - 1);
|
||||
|
||||
// Create headers
|
||||
const contentLength = end - start + 1;
|
||||
const headers = {
|
||||
"Content-Range": `bytes ${start}-${end}/${videoSize}`,
|
||||
"Accept-Ranges": "bytes",
|
||||
"Content-Length": contentLength,
|
||||
"Content-Type": "video/mp4",
|
||||
};
|
||||
|
||||
// HTTP Status 206 for Partial Content
|
||||
res.writeHead(206, headers);
|
||||
|
||||
// create video read stream for this particular chunk
|
||||
const videoStream = fs.createReadStream(videoPath, { start, end });
|
||||
|
||||
// Stream the video chunk to the client
|
||||
videoStream.pipe(res);
|
||||
// Ensure there is a range given for the video
|
||||
const range = req.headers.range;
|
||||
if (!range) {
|
||||
res.status(400).send("Requires Range header");
|
||||
}
|
||||
|
||||
// get video stats (about 61MB)
|
||||
const videoPath = settings.video_path;
|
||||
const videoSize = fs.statSync(videoPath).size;
|
||||
|
||||
// Parse Range
|
||||
// Example: "bytes=32324-"
|
||||
const CHUNK_SIZE = 10 ** 6; // 1MB
|
||||
const start = Number(range.replace(/\D/g, ""));
|
||||
const end = Math.min(start + CHUNK_SIZE, videoSize - 1);
|
||||
|
||||
// Create headers
|
||||
const contentLength = end - start + 1;
|
||||
const headers = {
|
||||
"Content-Range": `bytes ${start}-${end}/${videoSize}`,
|
||||
"Accept-Ranges": "bytes",
|
||||
"Content-Length": contentLength,
|
||||
"Content-Type": "video/mp4",
|
||||
};
|
||||
|
||||
// HTTP Status 206 for Partial Content
|
||||
res.writeHead(206, headers);
|
||||
|
||||
// create video read stream for this particular chunk
|
||||
const videoStream = fs.createReadStream(videoPath, {
|
||||
start,
|
||||
end
|
||||
});
|
||||
|
||||
// Stream the video chunk to the client
|
||||
videoStream.pipe(res);
|
||||
});
|
||||
|
||||
server.listen(settings.server_port, settings.server_ip,
|
||||
() => console.log(`Server started at ${settings.server_ip}:${settings.server_port}`));
|
||||
server.listen(settings.server_port, settings.server_ip,
|
||||
() => console.log(`Server started at ${settings.server_ip}:${settings.server_port}`));
|
||||
|
||||
|
||||
function get_time(){
|
||||
function get_time() {
|
||||
let d = new Date();
|
||||
return d.getTime();
|
||||
}
|
||||
Reference in New Issue
Block a user