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November 2, 2016 05:35
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A Javascript file that acts as both a nodejs webserver and the index.html for the site that it serves
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| //<html> | |
| // <head> | |
| // <title>Self Server</title> | |
| // </head> | |
| // <body> | |
| // <h1>Explanation here: https://gist.github.com/msarchet/d630edffda1522fa8dc0ad238969fdc0</h1> | |
| // <script type='text/javascript'> | |
| // var process = { env: { server: false } } | |
| if (process.env.server) { | |
| const http = require('http') | |
| const fs = require('fs') | |
| let readSelfPromise = null | |
| const readSelf = () => { | |
| readSelfPromise = readSelfPromise || new Promise((resolve, reject) => { | |
| fs.readFile('./selfserver.js', 'utf-8', (err, file) => { | |
| if (err) { | |
| reject(err) | |
| return | |
| } | |
| resolve(file.replace(/\/\//g, '').replace('/\\/\\g', "/\\/\\//g")) | |
| }) | |
| }) | |
| return readSelfPromise | |
| } | |
| const server = http.createServer((request, response) => { | |
| if (request.url === '/') { | |
| readSelf().then(html => { | |
| response.writeHead(200, { 'Content-Type': 'text/html'}); | |
| response.end(html, 'utf-8') | |
| }).catch(err => { | |
| response.writeHead(500) | |
| response.end(JSON.stringify(err)) | |
| }) | |
| } else { | |
| response.writeHead(403) | |
| response.end('Not Allowed') | |
| } | |
| }) | |
| server.listen(8080) | |
| } else { | |
| setTimeout(function() { | |
| var header = document.getElementsByTagName('h1')[0] | |
| var fromJs = document.createElement('h1') | |
| fromJs.innerText = 'From javascript' | |
| header.insertAdjacentElement('afterend', fromJs) | |
| }, 1500) | |
| } | |
| // </script> | |
| // </body> | |
| //</html> |
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Run this file to node, and point your browser to http://localhost:8080