isock/isock.js

Web -> Non-Web connectionusing Socket.io

var express = require("express");
var http = require("http");
var io = require("socket.io");
isock = (function (ops = {}) {
    if (ops === "secure") {
        return require("./isocks.js");
    } else if (ops === "client") {
        return require("./isock.client.js");
    }
    ops.port = ops.port || 24681;
    var app = express();
    var _http = http.Server(app);
    var server = io(_http);
    var on_connect = (function () { });
    var on_disconnect = (function () { });
    var on_receive = (function () { });
    var listen_on = [];
    server.on("connection", function (socket) {
        socket.send = (function (data) {
            socket.emit("data", { data });
        });
        on_connect(socket);
        listen_on.forEach(function (obj, i) {
            socket.on(obj[0], function (data) {
                obj[1](socket, data);
            });
        });
        listen_on = [];
        socket.on("data", function (data) {
            socket.send = (function (data) {
                socket.emit("data", { data });
            });
            if (data.nonce !== undefined) {
                socket.send = (toData => {
                    socket.emit(data.nonce, { data: toData });
                });
            }
            on_receive(socket, data.data);
        });
        socket.on("disconnect", function () {
            on_disconnect(socket);
        });
    });
    var start = (function (_port = -1) {
        if (_port !== -1) {
            ops.port = _port;
        }
        _http.listen(ops.port);
        console.log("iSock Server online:", ops.port);
    });
    return {
        start: start,
        on: (function (name, fun) {
            listen_on.push([name, fun]);
        }),
        on_connect: (function (fun) {
            on_connect = fun;
        }),
        on_receive: (function (fun) {
            on_receive = fun;
        }),
        on_disconnect: (function (fun) {
            on_disconnect = fun;
        })
    };
});
module.exports = isock;