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Gitter Done for FreeCodeCamp

Fix annoyances of of gitter.im FreeCodeCamp channels

目前为 2016-04-16 提交的版本。查看 最新版本。

// ==UserScript==
// @name         Gitter Done for FreeCodeCamp
// @namespace    http://aimless.info/
// @version      0.2
// @description  Fix annoyances of of gitter.im FreeCodeCamp channels
// @author       Chuck Adams
// @match        https://gitter.im/FreeCodeCamp/*
// @grant        unsafeWindow
// @require      http://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js
// @require      https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js
// ==/UserScript==

(function() {
    'use strict';

    //// main

    var $ = unsafeWindow.jQuery;

    var STFU = ['@camperbot'];

    var targetNodes         = $("#chat-container");
    var MutationObserver    = window.MutationObserver || window.WebKitMutationObserver;
    var myObserver          = new MutationObserver(mutationObserved);
    var obsConfig           = { childList: true, characterData: false, attributes: false, subtree: true };

    targetNodes.each(function () {
        myObserver.observe (this, obsConfig);
    });

    //// end main

    function mutationObserved(recs) {
        _.each(recs, handleMutation);
    }

    function handleMutation(rec) {
        _.each(rec.addedNodes, nodeAdded);
    }
    
    function nodeAdded(node) {
        var msg = "nodeAdded:";
        var from = $('.chat-item__username', node);
        if (!from) return;

        var who = from.text();
        if (who === '') return;

        msg += ' from:' + who;
        if (_.contains(STFU, who)) {
            msg += ' (STFU)';
            gag(node);

        }
        // console.log(msg);

    }

    function gag(node) {
        // extreme, makes it hard to expand later
        // $(node).hide();

        // This at least hints something was said, plus a handle to expand later
        $('.chat-item__content', node).hide();
        $('.chat-item__actions', node).hide();
        var avatar = $('img.avatar__image', node);
        avatar.css('border', '5px double #fcf');
        avatar.click(function () { ungag(node); });
    }

    function ungag(node) {
        $('.chat-item__content', node).show();
        $('.chat-item__actions', node).show();
        var avatar = $('img.avatar__image', node);
        avatar.css('border', 'unset');
        avatar.click(function () { gag(node); });
    }

})();