httpster/lib/server.js

Simple http server for static content

// Generated by CoffeeScript 1.12.7

/*
  HTTPster
  Copyright(c) 2018 Simeon Bateman <simeon@simb.net>
  MIT Licensed
 */

(function() {
  var basicAuth, compression, cors, env, exec, express, fav, fs, morgan, pack, path, port, program, ref, ref1, ref2, ref3, ref4, ref5, router, serveIndex, startDefaultServer, useCompress, useCors, usePushstate, useSymlink;

  fs = require('fs');

  program = require('commander');

  exec = require('child_process').exec;

  express = require('express');

  serveIndex = require('serve-index');

  cors = require('cors');

  compression = require('compression');

  fs = require('fs');

  path = "./";

  port = void 0;

  fav = require('./fav');

  pack = require('../package.json');

  env = require('node-env-file');

  basicAuth = require('basic-auth');

  morgan = require('morgan');

  program.version(pack.version).option('-p, --port <port>', 'Port for server to run on - defaults to 3333').option('-d, --dir [path]', 'Server directory - defaults to ./').option('-z, --compress', 'Add support for compression').option('-s, --pushstate', 'Add support for HTML5 pushstate').option('-e, --env', 'Add support for setting environmental variables from .env file').option('-b, --basic_auth', 'Add support for basic auth security. Uses environmental variables HTTPSTER_AUTH_USER and HTTPSTER_AUTH_PASS to authenticate').option('-c, --cors', 'Add cors support').option('-l, --symlink', 'Enable symlink').parse(process.argv);

  if (program.env) {
    env(fs.realpathSync(path) + "/.env");
  }

  port = (ref = program.port) != null ? ref : 3333;

  path = (ref1 = program.dir) != null ? ref1 : fs.realpathSync(path);

  useCompress = (ref2 = program.compress) != null ? ref2 : false;

  useCors = (ref3 = program.cors) != null ? ref3 : false;

  usePushstate = (ref4 = program.pushstate) != null ? ref4 : false;

  useSymlink = (ref5 = program.symlink) != null ? ref5 : false;

  router = express.Router();

  if (program.basic_auth) {
    if (process.env.HTTPSTER_AUTH_USER == null) {
      throw 'HTTPSTER Basic Authentication Enabled but no HTTPSTER_AUTH_USER environmental variable was found';
    }
    if (process.env.HTTPSTER_AUTH_PASS == null) {
      throw 'HTTPSTER Basic Authentication Enabled but no HTTPSTER_AUTH_PASS environmental variable was found';
    }
  }

  router.use(function(req, res, next) {
    var err, isSymlink;
    isSymlink = void 0;
    try {
      fs.lstat(req.url.replace('/', './'), function(err, stat) {
        try {
          isSymlink = stat.isSymbolicLink();
        } catch (error) {
          err = error;
        }
        try {
          if (isSymlink === true && useSymlink === false) {
            throw new Error('Symlinks not allowed');
          }
        } catch (error) {
          err = error;
          next(err);
        }
      });
    } catch (error) {
      err = error;
      next(err);
    }
    next();
  });

  startDefaultServer = function(port, path) {
    var app;
    app = express();
    if (useCompress === true) {
      app.use(compression());
    }
    app.use(fav(path));
    if (program.basic_auth) {
      app.use(basicAuth(process.env.HTTPSTER_AUTH_USER, process.env.HTTPSTER_AUTH_PASS));
    }
    if (useCors) {
      app.use(cors());
    }
    app.use(router);
    app.use(express["static"](path));
    app.use(serveIndex(path));
    app.use(morgan("dev"));
    if (usePushstate === true) {
      app.all("/*", function(req, res) {
        res.sendfile("index.html", {
          root: path
        });
      });
    }
    if (app.get('env') === 'production') {
      app.use(express.staticCache());
    }
    app.listen(parseInt(port, 10));
    return app;
  };

  console.log("Starting HTTPster v%s on port %j from %s", pack.version, port, path);

  startDefaultServer(port, path);

}).call(this);