Zhihu Link Archiver

Adds a button beside Zhihu answer/article links to archive them to Archive.org

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Zhihu Link Archiver
// @namespace    http://tampermonkey.net/
// @version      0.3
// @author       Jarrett Ye
// @license      MIT
// @description  Adds a button beside Zhihu answer/article links to archive them to Archive.org
// @match        https://www.zhihu.com/*
// @match        https://zhuanlan.zhihu.com/*
// @icon         https://www.google.com/s2/favicons?domain=zhihu.com
// @grant        none
// ==/UserScript==

function createArchiveZhihuButton(link) {
    const button = document.createElement('a');
    button.textContent = '保存到 Archive';
    button.className = 'archive-zhihu-button';
    button.style.cssText = `
        margin-left: 10px;
        padding: 2px;
        background-color: #0084ff;
        text-align: center;
        color: white;
        min-width: 82px;
        border-radius: 3px;
        font-size: 12px;
        text-decoration: none;
        transition: all 0.3s ease;
    `;
    button.addEventListener('click', (e) => {
        e.preventDefault();
        const archiveLink = link.replace('.zhihu.com', '.fxzhihu.com');
        window.open('https://web.archive.org/save/' + archiveLink, '_blank');
        button.textContent = '已打开';
        setTimeout(() => {
            button.textContent = '保存到 Archive';
        }, 1000);
    });
    button.href = 'javascript:void(0)';
    return button;
}

(function () {
    'use strict';

    function addArchiveZhihuButton() {
        const answerItems = target.querySelectorAll('.ContentItem.AnswerItem');
        answerItems.forEach(item => {
            if (item.querySelector('.archive-zhihu-button')) return;

            let link = item.querySelector('.ContentItem-title a');
            if (!link) {
                link = item.querySelector('.ContentItem-time a');
            }
            if (!link) {
                link = item.querySelector('meta[itemprop="url"]').baseURI;
            } else {
                link = link.href;
            }
            const actions = item.querySelector('.ContentItem-actions');
            actions.insertBefore(createArchiveZhihuButton(link), actions.firstChild.nextSibling);
        });

        const articleItems = target.querySelectorAll('.ContentItem.ArticleItem');
        articleItems.forEach(item => {
            if (item.querySelector('.archive-zhihu-button')) return;
            let link = item.querySelector('.ContentItem-title a');
            if (!link) {
                link = item.querySelector('.ContentItem-time a');
            }
            const actions = item.querySelector('.ContentItem-actions');
            actions.insertBefore(createArchiveZhihuButton(link.href), actions.firstChild.nextSibling);
        });

        const pinItems = target.querySelectorAll('.ContentItem.PinItem');
        pinItems.forEach(item => {
            if (item.querySelector('.archive-zhihu-button')) return;
            let link = item.querySelector('.ContentItem-title a');
            if (!link) {
                link = item.querySelector('.ContentItem-time a');
            }
            const actions = item.querySelectorAll('.ContentItem-actions')[1];
            actions.insertBefore(createArchiveZhihuButton(link.href), actions.firstChild.nextSibling);
        });
    }

    if (window.location.hostname.startsWith('zhuanlan.zhihu.com')) {
        const actions = document.querySelector('.ContentItem-actions');
        actions.insertBefore(createArchiveZhihuButton(window.location.href), actions.firstChild.nextSibling);
        return;
    }

    const target = document.querySelector('.ListShortcut');
    if (!target) {
        return;
    }
    // Run the function initially
    addArchiveZhihuButton();

    // Create a MutationObserver to watch for changes in the DOM
    const observer = new MutationObserver(addArchiveZhihuButton);

    // Start observing the document with the configured parameters
    observer.observe(target, { childList: true, subtree: true });
})();