code: function downloadRouter(sessions, controllers, nonObjTemplatelogLevel, req, res, next) {
      let file = url.parse(req.originalUrl, true).query.file;
  
      if (req.originalUrl.match(/amorphic\/xhr\?path\=/) && file && req.method === 'GET') {
          processContentRequest(req, res, sessions, controllers, nonObjTemplatelogLevel);
      }
      else {
          next();
      }
  }
docs: Purpose unknown
  
  @param {unknown} sessions unknown
  @param {unknown} controllers unknown
  @param {unknown} req unknown
  @param {unknown} res unknown
  @param {unknown} next unknown