Function getProtocol

packages/app/src/request.ts:33–43

(req: Request)

  middleware.find(({ handler }) => typeof handler === 'function' && handler.name === h.name)

export const getProtocol = (req: Request): Protocol => {
  const proto = req.connection.encrypted ? 'https' : 'http'

  if (!trustRemoteAddress(req)) return proto

  const header = (req.headers['X-Forwarded-Proto'] as string) || proto

  const index = header.indexOf(',')

  return index !== -1 ? header.substring(0, index).trim() : header.trim()
}

export const getHostname = (req: Request): string | undefined => {
  let host: string = req.get('X-Forwarded-Host') as string