Zerochan Blacklisted Feed Killer - Auto-hide feeds from feedly blacklisted by zerochan.net

zerochan_feedly_helper.user.js

// ==UserScript==
// @name           Zerochan Blacklisted Feed Killer
// @version        0.0.1
// @description    Auto-hide feeds from feedly blacklisted by zerochan.net
// @include        https://feedly.com/*
// @include        http://feedly.com/*
// @run-at         document-end
// @namespace      https://github.com/kirisetsz
// ==/UserScript==

var shouldFilter = function (node, feed) {
  return (function () {
    return feed.feed_source.match(/.*zerochan\.net.*/) && (function (hot) {
      return hot && hot.innerText.trim() == '500+';
    })(node.querySelector('span.hot, .nbrrecommendations'));
  })() && true;
};

var obtainFeedData = function (node, t) {
  var el_feed_title, el_item_title, el_item_description;

  el_feed_title = (node.querySelector('span.sourcetitle>a, a.sourcetitle') || document.querySelector('a.feedtitle'));
  el_item_title = node.querySelector('a.title');
  el_item_summary = node.querySelector('span.u' + t + 'Summary, .summary, .bodyEntry');

  var feed_title, feed_source, item_title, item_source, item_description;

  feed_title = el_feed_title.innerText;
  feed_source = (el_feed_title.getAttribute('data-uri') ||
                 el_feed_title.getAttribute('data-feedid')).match(/^(?:.*\/)*feed\/(.*)$/)[1];
  item_title = el_item_title.innerText;
  item_link = el_item_title.href;
  item_summary = el_item_summary && el_item_summary.innerHtml || '';

  return {
    feed_title: feed_title,
    feed_source: feed_source,

    item_title: item_title,
    item_link: item_link,
    item_summary: item_summary,
  };
};

var mo = new MutationObserver(function (mutations) {
  mutations.forEach(function (mutation) {
    Array.prototype.slice.call(mutation.addedNodes).forEach(function (node) {
      var match = node.className && node.className.match(/u[0-9]Entry /);
      if (match) {
        var t = match[1];
        if (shouldFilter(node, obtainFeedData(node, t))) {
          node.style.display = 'none';
          node.querySelector('[data-buryentryid]').click();
          console.debug('removed', node);
        }
      }
    });
  });
});

mo.observe(document.body, { childList: true, subtree: true });