tampermonkey user script for douban.fm

ad-blocker-douban-fm.user.js

// ==UserScript==
// @name         ad blocker for fm.douban.com
// @namespace    http://tampermonkey.net/
// @version      0.1
// @author       Wayne
// @match        https://fm.douban.com/*
// @match        https://douban.fm/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    const addGlobalCSSRules = function(css) {
        var head, style;
        head = document.getElementsByTagName('head')[0];
        if (!head) return;
        style = document.createElement('style');
        style.type = 'text/css';
        style.innerHTML = css;
        head.appendChild(style);
    };

    const rules = [
        "iframe{display:none !important;}",
        "a[href='/upgrade']{display:none !important;}"
    ];

    const style = rules.join("");

    addGlobalCSSRules(style);
})();