Example MediaSilo NodeJS Proxy

readme.md

npm install node server

package.json

{
  "name": "mediasilo-proxy",
  "dependencies": {
    "body-parser": "^1.13.3",
    "express": "^4.13.4"
  }
}

server.js

/*
 * MIT License
 *
 * Copyright (c) 2016 MediaSilo
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

var express = require('express');
var app = express();
var bodyParser = require('body-parser');


// Use the body parser to automatically deserialize request payloads for content-type: application/json
app.use(bodyParser.urlencoded({extended: true}));
app.use(bodyParser.json({strict: false}));

var router = express.Router();

//////////////////////////////////////////////
// Route for getting M3U8 file from MediaSilo
//////////////////////////////////////////////
router.get('/m3u8', function (request, response, next) {
    var http = require("https");

    var options = {
        "method": "GET",
        "hostname": "api.mediasilo.com",
        "port": null,
        "path": "/v3/assets/" + request.query.id + "/proxy.m3u8",
        "headers": {
            "mediasilohostcontext": "_HOST_CONTEXT_",
            "mediasilosessionkey": "_SESSION_KEY_"
        }
    };

    var req = http.request(options, function (res) {
        var chunks = [];

        res.on("data", function (chunk) {
            chunks.push(chunk);
        });

        res.on("end", function () {
            var body = Buffer.concat(chunks);
            console.log(body.toString());

            response.header('content-type', 'application/x-mpegurl; charset=utf-8');
            response.send(body.toString());
            next();
        });
    });

    req.end();
});

//////////////////////////////////////////////
// Route for crossdomain file to support
// flash fallback
//////////////////////////////////////////////

router.get('*/crossdomain.xml', function (req, res, next) {
    var xDomainXml = '<cross-domain-policy><allow-access-from domain="*" secure="false"/><allow-http-request-headers-from domain="*" headers="*"/></cross-domain-policy>'

    res.header('content-type', 'application/xml');
    res.send(xDomainXml);
    return next();
});

// Make sure all request return CORS headers
app.use(function (req, res, next) {
    var origin = req.get('origin');
    if (!origin || origin === 'undefined' || origin.length == 0) {
        origin = req.get('host');
    }
    res.header('Access-Control-Allow-Origin', origin);
    res.header('Access-Control-Allow-Methods', 'GET,PUT,POST,DELETE');
    res.header('Access-Control-Allow-Headers', 'Content-Type,Authorization');

    next();
});

app.use('/', router);

var port = 8888;
app.listen(port);

console.log("\n\nRunning on port:", port, "\n\n");