make 博客园(cnblog) looks clean

cnblog_clean_looking.user.js

// ==UserScript==
// @name         cnblog clean looking 博客园干净外观
// @namespace    https://blog.csdn.net/qq1337715208/article/details/108289826
// @version      0.3
// @description  disable user js and background image
// @author       jin & Thallium54
// @match        *://*.cnblogs.com/*
// @resource     CSS  main.css
// @grant        GM_addStyle
// @grant        GM_getResourceText
// @require      https://common.cnblogs.com/scripts/jquery-2.2.0.min.js
// ==/UserScript==

(function() {
    'use strict';
    // 最多检测50次，找不到 loadBlogNews 就放弃
    let maxCheckNum = 50;
    function check_f(){
        try {
            if (typeof(loadBlogNews) == "function") {
                return true;
            }
        } catch(e) {
            return false;
        }
        return false;
    }
    function tryStopIt(){
        if (!check_f()){
            if (maxCheckNum > 0){
                maxCheckNum -= 1
                setTimeout(tryStopIt, 100); //没找到就每隔0.1秒重试
            } else {// 尝试50次后还没有找到，就放弃
                 console.log("未找到，替换失败。");
            }
            return;
        } // end if (!check_f)
        loadBlogNews = function () {
            $.ajax({
                url: getAjaxBaseUrl() + "news.aspx",
                type: "get",
                dataType: "text",
                success: function(n) {
                    if (n)
                        if (n.indexOf("<script") < n.indexOf("<script>getFollowStatus")) {
                            if (n.indexOf("cdn.jsdelivr.net/gh/BNDong/Cnblogs-Theme-SimpleMemory") >= 0) {
                                var t = n.match(/GhUserName *: *['"](\w+)['"]/);
                                (t === null || t[1].toUpperCase() === "BNDong".toUpperCase()) && (n = n.replace(/(GhVersions *: *["'])v1\.([0-1]\.\d+|2\.[0-5].*?),*/g, "$1v1.2.6").replace(/(Cnblogs-Theme-SimpleMemory@)v1\.([0-1]\.\d+|2\.[0-5])/gi, "$1v1.2.6"))
                            }
                            $.getScript(location.protocol + "//common.cnblogs.com/script/jquery.writeCapture-min.js", function() {
                                
                                
                                let reg1 = new RegExp("[\\r\\n]", "g");
                                let reg2 = new RegExp("<script.*?>.*?window\\.requestAnimationFrame.*?</script>","g");
                                let filted_content = n.replace(reg1," ");
                                filted_content = filted_content.replace(reg2, " ");
                                
                                let reg3 = new RegExp("<script.+?src=[\"'](.+?)[\"'].*?>.*?</script>","g");
                                
                                filted_content = filted_content.replace(reg3, function(subtxt, cat1, pian, txt){
                                    let bad = false;
                                    $.ajax({
                                        url:cat1,
                                        type:"get",
                                        dataType:"text",
                                        async:false,
                                        success:function(resp){
                                            resp = resp.replace(reg1, " ");
                                            let reg4 = new RegExp("<script.*?>.*?window\\.requestAnimationFrame.*?</script>","g");
                                            //let reg5 = new RegExp("<script.+?src=[\"'].+?[\"'].*?>.*?</script>","g");
                                            if (reg4.exec(resp)) {
                                                 bad = true;
                                            }
                                        }
                                    });
                                    if (bad) {
                                        return " ";
                                    }
                                    return subtxt;
                                });
                                ///
                                console.alert("debug : " + filted_content);
                                $("#sidebar_news").writeCapture().html(filted_content).show();
                            })
                        } else
                            n.indexOf("错误提示：发生了异常") < 0 && $("#sidebar_news").html(n).show();
                }
            }) // end $.ajax
        } //end loadBlogNews
        console.log("成功地替换了 loadBlogNews");
        return;
    }
    tryStopIt();
    var style = GM_getResourceText("CSS");
    GM_addStyle(style);
})();

main.css

@media (prefers-color-scheme: dark) {
    body {
        background-image: none !important;
        background-color: #131516;
    }
}

@media (prefers-color-scheme: light) {
    body {
        background-color: #d8dee9 !important;
        background-image: none !important;
    }
}

#blogTitle {
    display: none;
}