Function mutationObserver

DuckDuckGo-Enhanced.user.js:83–114

()

    // 屏蔽指定域名 链接不携来源
    function mutationObserver() {
        const callback = (mutationsList, observer) => {
            for (const mutation of mutationsList) {
                for (const target of mutation.addedNodes) {
                    if (target.nodeType != 1) break
                    // 屏蔽指定域名
                    if (target.tagName == 'LI' && target.dataset.layout == 'organic') {
                        Process(target)
                    } else if (target.tagName == 'OL' && target.className == 'react-results--main') {
                        target.childNodes.forEach(li=>{Process(li);})
                    }
                }
            }
        };
        const observer = new MutationObserver(callback);
        observer.observe(document, { childList: true, subtree: true });

        function Process(target) {
            const a = target.querySelector('h2>a,a[data-testid=result-title-a]')
            if (a) {
                if (checkDomain(a.href.split('/')[2])) {
                    target.hidden = true
                } else {
                    // 链接不携来源
                    addRel(target);

                    // 添加屏蔽按钮
                    addBlockDomainBtn(target, a, a.href.split('/')[2]);
                }
            }
        }
    }


    // 检查域名是否存在黑名单中