hackernews|feed

Tired of your cluttered Facebook newsfeed?

2017/07/06のページです。最新版はこちら

このスクリプトの質問や評価の投稿はこちら通報はこちらへお寄せください
// ==UserScript==
// @name        hackernews|feed
// @namespace   https://github.com/CatherineZeng/hackernews-newsfeed
// @author      Anthony Pizzimenti
// @author      Catherine Zeng
// @description Tired of your cluttered Facebook newsfeed?
// @include     https://www.facebook.com/*
// @version     0.0.2
// @grant       GM_xmlhttpRequest
// ==/UserScript==

/**
 * @author Anthony Pizzimenti
 * @desc Changes facebook's newsfeed and alters styling.
 * @param {object} content Content returned by Greasemonkey's request wrapper.
 * @return {undefined}
 */
function editFacebookContent (content) {
    var feed = document.getElementById("contentArea"),
        parser = new DOMParser(),
        list = parser.parseFromString(content, "text/html").getElementById("hnmain"),
        items = list.getElementsByClassName("itemlist")[0],
        header = items.insertRow(0),
        rows = items.getElementsByClassName("spacer"),
        subtext = list.getElementsByClassName("subtext"),
        sitestr = list.getElementsByClassName("comhead"),
        storyLinks = list.getElementsByClassName("storylink"),
        i;

    // change hackernews styling
    list.getElementsByClassName("morelink")[0].remove();
    list.getElementsByClassName("yclinks")[0].parentNode.remove();
    list.getElementsByTagName("img")[0].remove();
    list.getElementsByTagName("tr")[0].remove();

    header.innerHTML = "<h2 style='background-color: #FF6600; padding:10px'>Hacker News</h2>";
    items.style.padding = "10px";

    // change font styling for story sources, metadata
    for (i = 0; i < subtext.length; i++) {
        subtext[i].style.fontSize = "7pt";
        subtext[i].style.color = "#828282";
    }

    for (i = 0; i < sitestr.length; i++) {
        sitestr[i].style.fontSize = "7pt";
        sitestr[i].style.color = "#828282";
    }

    // change padding on story rows
    for (i = 0; i < rows.length; i++) {
        rows[i].style.height = "10px";
    }

    // set links so they open a new tab
    for (i = 0; i < storyLinks.length; i++) {
        storyLinks[i].target = "_blank";
    }

    // inject modified HTML
    feed.innerHTML = list.innerHTML;

    // change facebook styling;
    feed.style.padding = "10px !important";
    feed.style.backgroundColor = "#F6F6EF";
    feed.style.fontFamily = "Verdana, Geneva, sans serif";
}

/**
 * @author Anthony Pizzimenti
 * @desc Sends a message before data is loaded.
 * @param {string} url URL from which the Hackernews feed is loaded.
 * @returns {undefined}
 */
function preLoad (url) {
    var feed = document.getElementById("contentArea");
    feed.innerHTML = "<h2 align=center id='loading-data'>Retrieving Hackernews feed...</h2>";

    console.log(
        "%c ______________________________________________________________________________________ \n" +
        "|                                                                                      |\n" +
        "| NNN      NN EEEEEEEEE WW         WW  SSSSSSS FFFFFFFFFF EEEEEEEEE EEEEEEEEE DDDDDDD   |\n" +
        "| NN NN    NN EE        WW         WW SS       FF         EE        EE        DD    DD  |\n" +
        "| NN  NN   NN EE         WW       WW   SSSSSS  FF         EE        EE        DD     DD |\n" +
        "| NN   NN  NN EEEEEEE    WW   W   WW        SS FFFFFFFF   EEEEEEE   EEEEEEE   DD     DD |\n" +
        "| NN    NN NN EE          WW W W WW         SS FF         EE        EE        DD    DD  |\n" +
        "| NN      NNN EEEEEEEEE    WW   WW    SSSSSSS  FF         EEEEEEEEE EEEEEEEEE DDDDDDD   |\n" +
        "|______________________________________________________________________________________|\n" +
        "@version 0.0.2",
        "color: #FF6600"
    );


    console.log(
        "%cRetrieving data from " + url.toString() + "...",
        "color=#ff6600"
    );
}

/**
 * @author Anthony Pizzimenti
 * @desc Event-fired function when feed from Hackernews is loaded.
 * @param {object} res GM_xmlhttpRequest response object.
 * @returns {undefined}
 */
function load (res) {
    var content = res.responseText;

    console.log(
        "%cRetrieved data from Y Combinator's Hackernews.",
        "color=#ff660"
    );

    editFacebookContent(content);
}

/**
 * @author Anthony Pizzimenti
 * @desc Event-fired function when feed from Hackernews couldn't be loaded or the request failed.
 * @param {object} res GM_xmlhttpRequest response object.
 * @returns {undefined}
 */
function error (e) {
    console.error(e.responseText);
    console.error("Aborting Greasemonkey user script.");
}

/**
 * @author Anthony Pizzimenti
 * @desc IIFE that immediately loads Hackernews feed.
 * @returns {undefined}
 */
(function getHackerNews () {
    var req = GM_xmlhttpRequest,
        url = "https://news.ycombinator.com";

    preLoad(url);

    // send GreaseMonkey-enabled same-origin request
    req({
        method: "GET",
        url: url,
        onload: load,
        onerror: error
    });
})();