Scribd Bypass

Skip Scribd for its free counterpart and download any file.

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         Scribd Bypass
// @description  Skip Scribd for its free counterpart and download any file.
// @author       573dave
// @version      3.0.4
// @license      MIT
// @match        *://*.scribd.com/*
// @match        *://*.vdownloaders.com/*
// @run-at       document-start
// @grant        GM_addStyle
// @grant        unsafeWindow
// @namespace    https://greasyfork.org/users/1241821
// ==/UserScript==

(() => {
  "use strict";

  const host = location.hostname;
  const isScribd = /(^|\.)scribd\.com$/i.test(host);
  const isVdl = /(^|\.)vdownloaders\.com$/i.test(host);
  const SKIP_KEY = "sb_skip_embed_once";

  const ready = (fn) =>
    document.body ? fn() : addEventListener("DOMContentLoaded", fn, { once: true });

  const css = (s) =>
    typeof GM_addStyle === "function"
      ? GM_addStyle(s)
      : document.documentElement.appendChild(
          Object.assign(document.createElement("style"), { textContent: s })
        );

  if (isVdl) cleanVdl();
  if (isScribd) ready(embedScribd);

  function embedScribd() {
    const url = location.href;

    if (sessionStorage.getItem(SKIP_KEY) === url) {
      sessionStorage.removeItem(SKIP_KEY);
      return;
    }

    const m = url.match(/\/(?:doc|document|presentation)\/(\d+)(?:\/|$)/i);
    if (!m) return;

    const id = encodeURIComponent(m[1]);

    css(`
      .sbm{position:fixed;top:0;left:50%;transform:translateX(-50%);display:flex;gap:6px;z-index:2147483647;background:#ffffffe8;padding:6px 10px;border-radius:0 0 6px 6px;box-shadow:0 2px 6px #0003}
      .sbb{font:12px/1 sans-serif;padding:6px 10px;background:#FFC017;color:#000;border:0;border-radius:5px;cursor:pointer}
      .sbb:hover{background:#E6AC15}
      .sbe{position:relative;width:100%;min-height:100vh;padding-top:45px}
      .sbi{position:absolute;inset:45px 0 0;width:100%;height:calc(100vh - 45px);border:0}
    `);

    document.body.innerHTML = `
      <div class="sbe">
        <iframe class="sbi" src="https://www.scribd.com/embeds/${id}/content" allowfullscreen></iframe>
      </div>
    `;

    const menu = document.createElement("div");
    menu.className = "sbm";
    document.body.prepend(menu);

    menu.append(btn("Download", () => postPreview(url)));
    menu.append(btn("Original Page", () => {
      sessionStorage.setItem(SKIP_KEY, url);
      location.reload();
    }));
  }

  function btn(text, fn) {
    const b = document.createElement("button");
    b.type = "button";
    b.className = "sbb";
    b.textContent = text;
    b.onclick = fn;
    return b;
  }

  function postPreview(url) {
    const f = Object.assign(document.createElement("form"), {
      method: "post",
      action: "https://scribd.vdownloaders.com/check/",
      target: "_blank"
    });

    f.append(Object.assign(document.createElement("input"), {
      type: "hidden",
      name: "url",
      value: url
    }));

    document.body.append(f);
    f.submit();
    f.remove();
  }

  function cleanVdl() {
    const pageWin = typeof unsafeWindow !== "undefined" ? unsafeWindow : window;

    const fake = {
      runBanner() {},
      runPop() {},
      runInterstitial() {}
    };

    try {
      Object.defineProperty(pageWin, "aclib", {
        configurable: true,
        get: () => fake,
        set: () => true
      });
    } catch {
      pageWin.aclib = fake;
    }

    css(`
      a[href*="adexchangerapid"],
      img[src*="crcdn.org"],
      iframe[src*="adexchangerapid"],
      iframe[src*="crcdn.org"],
      [width="728"][height="90"],
      [style*="width: 728px"][style*="height: 90px"],
      [style*="width:728px"][style*="height:90px"]{
        display:none!important;
        visibility:hidden!important;
        opacity:0!important;
        pointer-events:none!important;
        width:0!important;
        height:0!important;
        max-width:0!important;
        max-height:0!important;
        margin:0!important;
        padding:0!important;
        overflow:hidden!important;
      }
    `);

    const adNodeSel = [
      "a[href*='adexchangerapid']",
      "img[src*='crcdn.org']",
      "iframe[src*='adexchangerapid']",
      "iframe[src*='crcdn.org']",
      "[width='728'][height='90']",
      "script"
    ].join(",");

    const isAdNode = (el) => {
      if (!el || el.nodeType !== 1) return false;

      const href = el.getAttribute("href") || "";
      const src = el.getAttribute("src") || "";
      const txt = el.textContent || "";
      const st = el.getAttribute("style") || "";
      const w = el.getAttribute("width") || "";
      const h = el.getAttribute("height") || "";

      return (
        href.includes("adexchangerapid") ||
        src.includes("crcdn.org") ||
        src.includes("adexchangerapid") ||
        txt.includes("aclib.runBanner") ||
        txt.includes("6699022") ||
        (w === "728" && h === "90") ||
        (st.includes("728px") && st.includes("90px"))
      );
    };

    const adContainer = (el) => {
      if (!el || el === document.body || el === document.documentElement) return null;

      const anchor = el.closest?.("a[href*='adexchangerapid']");
      const img = el.closest?.("img[src*='crcdn.org']");
      const base = anchor || img || el;

      let box = base.closest?.("div") || base;

      const center = box.closest?.("center");
      if (center && center !== document.body && center !== document.documentElement) {
        box = center;
      }

      const outer = box.parentElement?.closest?.("div");
      const outerStyle = outer?.getAttribute("style") || "";

      if (
        outer &&
        outer !== document.body &&
        outer !== document.documentElement &&
        (
          outerStyle.includes("margin: 15px") ||
          outer.querySelector?.("a[href*='adexchangerapid'],img[src*='crcdn.org']")
        )
      ) {
        box = outer;
      }

      return box;
    };

    const removeAd = (el) => {
      const box = adContainer(el);
      if (!box || box === document.body || box === document.documentElement) return;
      box.remove();
    };

    const sweep = (root = document) => {
      root.querySelectorAll?.(adNodeSel).forEach((el) => {
        if (isAdNode(el)) removeAd(el);
      });

      root.querySelectorAll?.("div,center").forEach((el) => {
        if (el.querySelector?.("a[href*='adexchangerapid'],img[src*='crcdn.org']")) {
          removeAd(el);
        }
      });
    };

    addEventListener("click", (e) => {
      const a = e.target.closest?.("a[href*='adexchangerapid']");
      if (!a) return;
      e.preventDefault();
      e.stopImmediatePropagation();
      removeAd(a);
    }, true);

    new MutationObserver((mutations) => {
      for (const mutation of mutations) {
        for (const node of mutation.addedNodes) {
          if (node.nodeType !== 1) continue;

          if (isAdNode(node)) {
            removeAd(node);
          } else {
            sweep(node);
          }
        }
      }
    }).observe(document.documentElement, { childList: true, subtree: true });

    sweep();
    ready(sweep);
    addEventListener("load", sweep);
    setTimeout(sweep, 50);
    setTimeout(sweep, 250);
    setTimeout(sweep, 750);
    setInterval(sweep, 1000);
  }
})();