TikTokDL

Download TikTok videos without AND with watermark, from the website

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name         TikTokDL
// @namespace    http://tampermonkey.net/
// @version      1.0.0
// @description  Download TikTok videos without AND with watermark, from the website
// @author       realcoloride
// @match        *.tiktok.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=tiktok.com
// @license      MIT
// @grant        GM.xmlHttpRequest
// @connect      wuk.sh
// ==/UserScript==

(function() {
    let contextMenu;
    let downloadButton;

    let downloadVideoWatermarkButton = null;
    let downloadVideoNoWatermarkButton = null;

    let baseInjected = false;

    const buttonInnerHTML = `<path d="M21.9 7.38v19.86l-6.73-6.73a.87.87 0 0 0-1.24 0l-1.73 1.73a.88.88 0 0 0 0 1.24l11.18 11.18c.34.35.9.35 1.24 0L35.8 23.48a.88.88 0 0 0 0-1.24l-1.73-1.73a.87.87 0 0 0-1.24 0l-6.73 6.73V7.38c0-.49-.4-.88-.87-.88h-2.45c-.49 0-.88.4-.88.88ZM10.88 37.13c-.49 0-.88.39-.88.87v2.63c0 .48.4.87.88.87h26.24c.49 0 .88-.4.88-.87V38c0-.48-.4-.87-.87-.87H10.86Z"></path>`;

    function getPlayingVideoURL() {
        const videoElement = document.querySelector("video") || document.querySelector('[id^="xgwrapper-0-"] > xg-bar');
        const videoId = videoElement.parentNode.id;
        const regex = /xgwrapper-0-(\d+)/;
        const match = videoId.match(regex);

        if (match <= 0) return window.location.href;
        const id = match[1];
        
        // fullscreen video
        const tiktokRegex = /(?:https?:\/\/)?(?:www\.)?tiktok\.com\/@[^/]+\/video\/(\d+)/i;
        const urlIdMatch = (window.location.href).match(tiktokRegex);
        if (urlIdMatch && urlIdMatch[1] == id) return window.location.href;

        const videoContainer = videoElement.parentNode.parentNode.parentNode.parentNode.parentNode.parentNode.parentNode;
        const handle = videoContainer.querySelector("div > div > div > a > h3").innerText;

        return `https://www.tiktok.com/@${handle}/video/${id}`;
    }

    async function getTikTokMediaURL() {
        const tiktokUrl = getPlayingVideoURL();
        console.log(tiktokUrl);
        
        // using cobalt's api
        const initialRequest = await GM.xmlHttpRequest({
            method: 'POST',
            headers: {
                "accept": "application/json",
                "accept-language": "en-US,en;q=0.9",
                "content-type": "application/json",
                "priority": "u=1, i",
                "sec-ch-ua": "\"Chromium\";v=\"124\", \"Google Chrome\";v=\"124\", \"Not-A.Brand\";v=\"99\"",
                "sec-ch-ua-mobile": "?0",
                "sec-ch-ua-platform": "\"Windows\"",
                "sec-fetch-dest": "empty",
                "sec-fetch-mode": "cors",
                "sec-fetch-site": "cross-site",
                "Referer": "https://cobalt.tools/",
                "Referrer-Policy": "strict-origin-when-cross-origin"
            },
            url: "https://co.wuk.sh/api/json",
            data: JSON.stringify({
                "url": tiktokUrl,
                "aFormat": "mp3",
                "filenamePattern": "classic",
                "dubLang": false,
                "vQuality": "720"
            }),
            responseType: 'text',
            onerror: function(error) {
                console.error('[TikTokDL] Download Error:', error);
                alert("Download failed, sorry!");
            },
        });

        const initialResponse = JSON.parse(initialRequest.responseText);
        console.log(initialResponse);

        const { url } = initialResponse;
        return url;
    }
    function downloadFile(url) {
        GM.xmlHttpRequest({
            method: 'GET',
            headers: {
                "accept": "*/*",
                "accept-language": "en-US,en;q=0.9",
                "priority": "u=1, i",
                "sec-ch-ua": "\"Chromium\";v=\"124\", \"Google Chrome\";v=\"124\", \"Not-A.Brand\";v=\"99\"",
                "sec-ch-ua-mobile": "?0",
                "sec-ch-ua-platform": "\"Windows\"",
                "sec-fetch-dest": "empty",
                "sec-fetch-mode": "cors",
                "sec-fetch-site": "cross-site",
                "Referer": "https://cobalt.tools/",
                "Referrer-Policy": "strict-origin-when-cross-origin"
            },
            url: url,
            responseType: 'blob',
            onload: async function(response) {
                if (response.status != 200) {
                    alert("Download failed, sorry!");
                    return;
                }

                const blob = response.response;
                const link = document.createElement('a');

                const regex = /filename="([^"]+)"/;
                const matches = regex.exec(response.responseHeaders);
                let filename = matches && matches[1]; // extracting the filename from the content disposition
                filename = 'TikTokDL' + filename.substring('tiktok'.length, filename.length);

                link.href = URL.createObjectURL(blob);
                link.setAttribute('download', filename);
                link.click();

                URL.revokeObjectURL(link.href);
            },
            onerror: function(error) {
                console.error('[TikTokDL] Download Error:', error);
                alert("Download failed, sorry!");
            }
        });
    }

    function setIfNot(from, what) {
        if (from != null) return;
        from = what;
    }

    function updateContextMenu() {
        contextMenu = document.querySelector("#app > ul");
    }

    function injectOnce() {
        updateContextMenu();
        downloadButton = contextMenu.children[0];
        const buttonReferenceNode = downloadButton.cloneNode(true);

        function createContextMenuButton(text, onclick) {
            const button = buttonReferenceNode.cloneNode(true);
            button.querySelector("span").innerText = text;
            button.querySelector("svg").innerHTML = buttonInnerHTML; // ensure download icon after cloning

            button.addEventListener("click", (event) => {
                event.preventDefault();
                onclick();
            });
            contextMenu.insertBefore(button, downloadButton);

            return button;
        }

        setIfNot(downloadVideoWatermarkButton, createContextMenuButton("Download video (watermark)", () => {}));
        setIfNot(downloadVideoNoWatermarkButton, createContextMenuButton("Download video (no watermark)", async () => {
            downloadFile(await getTikTokMediaURL());
        }));

        baseInjected = true;
    }
    function permanentInject() {
        downloadButton = contextMenu.children[0];
        downloadButton?.setAttribute("style", "display:none;");
    }

    // aggressive brute force injection
    setInterval(() => {
        try {
            if (!baseInjected)
                injectOnce();

            permanentInject();

        } catch {}
    }, 50);
})();