ember-cli/lib/tasks/server/middleware/serve-files/index.js

Command line tool for developing ambitious ember.js apps

'use strict';

var cleanBaseURL            = require('../../../../utilities/clean-base-url');

function ServeFilesAddon(project) {
  this.project = project;
  this.name = 'serve-files-middleware';
}

ServeFilesAddon.prototype.serverMiddleware = function(options) {
  var app = options.app;
  options = options.options;

  var broccoliMiddleware = options.middleware || require('broccoli/lib/middleware');
  var middleware = broccoliMiddleware(options.watcher);

  var baseURL = cleanBaseURL(options.baseURL);

  app.use(function(req, res, next) {
    var oldURL = req.url;

    var actualPrefix   = req.url.slice(0, baseURL.length - 1); // Don't care
    var expectedPrefix = baseURL.slice(0, baseURL.length - 1); // about last slash

    if (actualPrefix === expectedPrefix) {
      req.url = req.url.slice(actualPrefix.length); // Remove baseURL prefix

      // Serve file, if no file has been found, reset url for proxy stuff
      // that comes afterwards
      middleware(req, res, function(err) {
        req.url = oldURL;
        next(err);
      });
    } else {
      next();
    }
  });
};

module.exports = ServeFilesAddon;