iframe-proxy | Sunbelt Computer Software

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import express from 'express'
import cors from 'cors'
import path from 'path'
import { LDP } from './ldp.js'
import { ResourceMapper } from './resource-mapper.js'
import { createMiddleware } from './middleware.js'
import { HttpError } from './error.js'
import { debug } from './utils.js'
export function createApp (options = {}) {
    root = process.cwd(),
    serverUri = 'https://localhost:8443',
    skipAuth = false
  } = options
  const rootPath = path.resolve(root)
  const rootUrl = serverUri.endsWith('/') ? serverUri.slice(0, -1) : serverUri
  const mapper = new ResourceMapper({ rootUrl, rootPath })
  const ldp = new LDP({ rootPath, rootUrl, mapper })
  const app = express()
  app.use(cors({
    methods: ['OPTIONS', 'HEAD', 'GET', 'PATCH', 'POST', 'PUT', 'DELETE'],
    exposedHeaders: 'Authorization, User, Location, Link, Vary, Last-Modified, ETag, Accept-Patch, Accept-Post, Accept-Put, Updates-Via, Allow, WAC-Allow, Content-Length, WWW-Authenticate',
    credentials: true,
    maxAge: 1728000,
    origin: true,
    preflightContinue: true
  // Common headers
  app.use((req, res, next) => {
    res.set('X-Powered-By', 'solid-server/7.0.0')
    res.set('Vary', 'Accept, Authorization, Origin')
  // LDP middleware
  app.use('/', createMiddleware({ ldp, rootUrl, skipAuth }))
  // Error handler
  app.use((err, req, res, _next) => {
    if (err instanceof HttpError) {
      debug(`${err.status} ${err.message} — ${req.method} ${req.path}`)
      res.status(err.status).send(err.message)
    } else {
      debug(`500 ${err.message} — ${req.method} ${req.path}`)
      res.status(500).send('Internal Server Error')
  app.locals.ldp = ldp
  return app

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