social-butterfly/dist/websub.js

Incorporate federated social network protocols easily. Used with Hello, world federated blog.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = setupPush;

var _feeds = require("./util/feeds");

var _pubsubhubbub = _interopRequireDefault(require("pubsubhubbub"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function setupPush(options) {
  const webSubSubscriber = _pubsubhubbub.default.createServer({
    callbackUrl: '/fakeCallbackUrl',
    // This is overridden when we call subscribe/unsubscribe. We need the host.
    secret: options.constants.pushSecret
  }); // TODO(mime): verify this is working correctly and remove console.log.


  webSubSubscriber.on('feed', async ({
    topic,
    hub,
    callback,
    feed,
    headers
  }) => {
    console.log('WebSub feed: ', topic, hub, callback, feed, headers);
    const searchParams = new URL(callback).searchParams;
    const remoteUser = await options.getRemoteUser(searchParams.get('localUsername'), searchParams.get('remoteProfileUrl'));
    await (0, _feeds.parseFeedAndInsertIntoDb)(options, remoteUser, feed);
  });
  webSubSubscriber.on('error', err => {
    console.log('WebSub error', err);
  });
  webSubSubscriber.on('subscribe', data => {
    console.log('WebSub subscribed: ', data);
  });
  webSubSubscriber.on('unsubscribe', data => {
    console.log('WebSub unsubscribed: ', data);
  });
  webSubSubscriber.on('denied', data => {
    console.log('WebSub denied: ', data);
  });
  return webSubSubscriber;
}