Auto Archive (archive.today)

Automatically bypasses paywalls by fetching the latest archived copy from archive.today.

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

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

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name        Auto Archive (archive.today)
// @description Automatically bypasses paywalls by fetching the latest archived copy from archive.today.
// @namespace   https://greasyfork.org/en/users/8981-buzz
// @version     0.3
// @license     GPLv2
// @noframes
// @author      buzz
// @match       https://www.braunschweiger-zeitung.de/*
// @match       https://www.faz.net/*
// @match       https://www.heise.de/*
// @match       https://www.spiegel.de/*
// @match       https://www.sueddeutsche.de/*
// @match       https://www.welt.de/*
// @match       https://www.zeit.de/*
// ==/UserScript==

(function() {
  'use strict';

  const ARCHIVE_URL = 'https://archive.today/';

  const SITES_SELECTORS = {
    'www.braunschweiger-zeitung.de': '#paywall-container',
    'www.faz.net': '#faz-paywall',
    'www.heise.de': 'a.a-article-header__plus-link',
    'www.spiegel.de': '[data-has-paid-access-hidden]',
    'www.sueddeutsche.de': '#sz-paywall',
    'www.welt.de': 'div.c-article-paywall',
    'www.zeit.de': '#paywall',
  };

  const currentUrl = new URL(window.location);
  currentUrl.hash = ''; // hash confuses archive.today
  const selector = SITES_SELECTORS[currentUrl.hostname];
  let messageElem = null;

  function showMessage(msg, url) {
    if (messageElem === null) {
      messageElem = document.createElement("a");
      Object.assign(messageElem.style, {
        position: "fixed",
        top: "8px",
        left: "8px",
        zIndex: "999999999999",
        background: "rgba(0,0,0,0.6)",
        color: "#fff",
        padding: "4px 8px",
        borderRadius: "4px",
        fontSize: "14px",
        fontFamily: "sans-serif",
        textDecoration: "none",
        opacity: "0.7",
        transition: "opacity 0.2s, background 0.2s",
      });
      messageElem.addEventListener("mouseenter", () => {
        messageElem.style.opacity = "1.0";
        messageElem.style.background = "rgba(0,0,0,0.8)";
      });
      messageElem.addEventListener("mouseleave", () => {
        messageElem.style.opacity = "0.7";
        messageElem.style.background = "rgba(0,0,0,0.6)";
      });
      document.body.appendChild(messageElem);
    }
    messageElem.textContent = msg;
    messageElem.href = String(url || "");
  }

  function normalizeArchiveUrl(url) {
    // Replace any "http(s)://archive.*?/TIMESTAMP/URL" with "https://archive.today/TIMESTAMP/URL"
    return url.replace(/^https?:\/\/archive\.[^\/]+\/(\d+\/.*)$/, ARCHIVE_URL + '$1');
  }

  async function getLatestArchive(u) {
    const timemapUrl = `https://archive.today/timemap/${u}`;
    const resp = await fetch(timemapUrl);
    if (!resp.ok) {
      console.warn('[auto-archive] timemap request failed', resp.status);
      return null;
    }
    const text = await resp.text();
    // Find all memento lines
    const mementos = [...text.matchAll(/<([^>]+)>;\s*rel="[^"]*memento[^"]*";\s*datetime="([^"]+)"/g)];
    if (mementos.length === 0) {
      console.warn('[auto-archive] no mementos found');
      return null;
    }
    // Pick the last one (should be the latest)
    const [, rawUrl] = mementos[mementos.length - 1];
    return normalizeArchiveUrl(rawUrl);
  }

  async function circumventPaywall() {
    const paywallEl = document.querySelector(selector);
    if (paywallEl && currentUrl.pathname !== '/') {
      console.info('[auto-archive] Paywall detected');
      showMessage('⏳ Checking archived version…');
      const latest = await getLatestArchive(currentUrl.href);
      if (latest) {
        console.log('[auto-archive] Latest archive:', latest);
        showMessage('✅ Found archived version.', latest);
        // Redirect to archived version
        window.location = latest;
      } else {
        showMessage('❌ No archived version found.', `${ARCHIVE_URL}newest/${currentUrl}`);
      }
    } else {
      console.info('[auto-archive] Paywall not detected');
    }
  }

  circumventPaywall();
})();