☰

theYNC.com Underground bypass

Watch theYNC Underground videos without needing an account

As of 2025-01-05. See the latest version.

// ==UserScript==
// @name        theYNC.com Underground bypass
// @description Watch theYNC Underground videos without needing an account
// @require     https://cdn.jsdelivr.net/npm/@trim21/[email protected]
// @namespace   Violentmonkey Scripts
// @match       *://*.theync.com/*
// @match       *://theync.com/*
// @match       *://*.theync.net/*
// @match       *://theync.net/*
// @match       *://*.theync.org/*
// @match       *://theync.org/*
// @grant       GM.xmlHttpRequest
// @connect     media.theync.com
// @connect     archive.org
// @grant       GM_addStyle
// @grant       GM_log
// @version     6.6
// @supportURL  https://greasyfork.org/en/scripts/520352-theync-com-underground-bypass/feedback
// @license     MIT
// @author      -
// ==/UserScript==

/**
 * Waits for a element of a given selector.
 *
 * @param {string} selector
 * @returns {Promise<Element>}
 */
function waitForElement(selector) {
    return new Promise((resolve) => {
        {
            const element = document.querySelector(selector);
            if (element) {
                return resolve(element);
            }
        }

        const observer = new MutationObserver((mutations) => {
            for (const mutation of mutations) {
                if (mutation.type !== 'childList' || !mutation.addedNodes) {
                    continue;
                }
                for (const addedNode of mutation.addedNodes) {
                    if (addedNode.nodeType === Node.ELEMENT_NODE) {
                        if (addedNode.matches(selector)) {
                            observer.disconnect();
                            return resolve(element);
                        }
                        const childElement = addedNode.querySelector(selector);
                        if (childElement) {
                            observer.disconnect();
                            return resolve(childElement);
                        }
                    }
                }
            }
        });

        // If you get 'parameter 1 is not of type 'Node'' error, see https://stackoverflow.com/a/77855838/492336
        observer.observe(document.body, {
            childList: true,
            subtree: true,
        });
    });
}

/**
 * Fetches available archives of a given address.
 *
 * @param {string} address
 * @returns {Promise<Response>}
 */
function fetchArchive(address) {
    try {
        const url = new URL('https://archive.org/wayback/available');
        url.searchParams.append('url', address);
        return GM_fetch(url, {
            method: 'GET',
        });
    } catch (e) {
        return Promise.reject();
    }
}

/**
 * Fetches available archives of a given address and retrieves their URLs.
 *
 * @param {string} address
 * @returns {Promise<string>}
 */
function queryArchive(address) {
    return fetchArchive(address)
        .then((archiveResponse) => {
            if (!archiveResponse.ok) {
                console.error(archiveResponse);
                return Promise.reject(archiveResponse);
            }
            return archiveResponse;
        })
        .then((archiveResponse) => archiveResponse.json())
        .then(({ archived_snapshots }) => {
            if (archived_snapshots.closest) {
                return archived_snapshots.closest.url;
            }
            return Promise.reject(archived_snapshots.closest?.url);
        })
        .then((url) => {
            // Avoid "Mixed content"
            if (location.protocol === 'https:') {
                return url.replace(/^http:\/\//i, 'https://');
            }
            return url;
        });
}

/**
 * Gets the comments given a video id
 *
 * @param {number} id
 * @returns {Promise<string>}
 */
function getComments(id) {
    const url = new URL(
        'https://theync.com/templates/theync/template.ajax_comments.php'
    );
    url.searchParams.append('id', id);
    url.searchParams.append('time', new Date().getTime());
    return GM_fetch(url, { method: 'GET' })
        .then((response) => response.text())
        .then((text) => {
            // Initialize the DOM parser
            const parser = new DOMParser();

            // Parse the text
            return parser.parseFromString(text, 'text/html');
        });
}

/**
 * Checks whether a URL is valid and accessible.
 *
 * @param {string} address
 * @returns {Promise<string>}
 */
function isValidURL(address) {
    if (address) {
        try {
            const url = new URL(address);
            return GM_fetch(url, { method: 'HEAD' }).then((response) => {
                if (response.ok) {
                    return address;
                }
                return Promise.reject(address);
            });
        } catch {
            return Promise.reject(address);
        }
    }
    return Promise.reject(address);
}

/**
 * Tries to guess the video URL of a given theYNC video via the thumbnail URL.
 * Only works on videos published before around May 2023.
 *
 * @param {Element} element
 * @returns {string | undefined}
 */
function getTheYNCVideoURL(element) {
    const thumbnailURL = element.querySelector('.image > img')?.src;
    if (!thumbnailURL) return;
    for (const [, group_url] of thumbnailURL.matchAll(
        /^https?:\/\/theync\.(?:com|org|net)\/media\/thumbs\/(.+?)\.(?:flv|mpg|wmv|avi|3gp|qt|mp4|mov|m4v|f4v)/gim
    )) {
        if (group_url) {
            return `https://media.theync.com/videos/${group_url}.mp4`;
        }
    }
}

/**
 * Retrieves the video URL from a theYNC video page
 *
 * @param {Element} element
 * @returns {string | undefined}
 */
function retrieveVideoURL(element = document) {
    const archivedScript = element.querySelector(
        '[id=thisPlayer] + script'
    )?.textContent;
    if (archivedScript) {
        for (const [, videoURL] of archivedScript.matchAll(
            /(?<=thisPlayer\.setup\(\{).*?file:\ *"(https?\:\/\/.+?.\.(?:flv|mpg|wmv|avi|3gp|qt|mp4|mov|m4v|f4v))"/gms
        )) {
            if (videoURL) {
                return videoURL;
            }
        }
    }
}

/**
 * Retrieves the video URL from an archived YNC URL
 *
 * @param {string} archiveURL
 * @returns {Promise<string>}
 */
function getVideoURLFromArchive(archiveURL) {
    return GM_fetch(archiveURL, {
        method: 'GET',
    })
        .then((response) => {
            if (!response.ok) {
                console.error(response);
                return Promise.reject(response);
            }
            // When the page is loaded convert it to text
            return response;
        })
        .then((response) => response.text())
        .then((html) => {
            // Initialize the DOM parser
            const parser = new DOMParser();

            // Parse the text
            const doc = parser.parseFromString(html, 'text/html');

            // You can now even select part of that html as you would in the regular DOM
            // Example:
            // const docArticle = doc.querySelector('article').innerHTML
            const videoURL = retrieveVideoURL(doc);
            if (videoURL) {
                return videoURL;
            }
            return Promise.reject();
        });
}

(() => {
    'use strict';

    const allowedExtensions = [
        'flv',
        'mpg',
        'wmv',
        'avi',
        '3gp',
        'qt',
        'mp4',
        'mov',
        'm4v',
        'f4v',
    ];

    GM_addStyle(`
    .loader {
        border: 0.25em solid #f3f3f3;
        border-top-width: 0.25em;
        border-top-style: solid;
        border-top-color: hsl(0, 0%, 95.3%);
        border-top: 0.25em solid rgb(0, 0, 0);
        border-radius: 50%;
        width: 1em;
        height: 1em;
        animation: spin 2s linear infinite;
    }
    
    @keyframes spin {
        0% {
            transform: rotate(0deg);
        }
    
        100% {
            transform: rotate(360deg);
        }
    }
    
    .border-gold {
        display: flex !important;
        align-items: center;
        justify-content: center;
        gap: 1em;
    } 
    `);

    waitForElement('[id="content"],[id="related-videos"] .content-block').then(
        (contentBlock) => {
            for (const element of contentBlock.querySelectorAll(
                '.upgrade-profile > .upgrade-info-block > .image-block'
            )) {
                isValidURL(getTheYNCVideoURL(element)).then(
                    (url) => (location.href = url)
                );
            }
            for (const element of contentBlock.querySelectorAll(
                '.inner-block > a'
            )) {
                const undergroundLogo = element.querySelector(
                    '.item-info > .border-gold'
                );
                if (!undergroundLogo) {
                    continue;
                }
                const loadingElement = document.createElement('div');
                loadingElement.classList.add('loader');
                undergroundLogo.appendChild(loadingElement);
                isValidURL(getTheYNCVideoURL(element))
                    .then(
                        (url) => {
                            undergroundLogo.textContent = 'BYPASSED';
                            undergroundLogo.style.backgroundColor = 'green';
                            element.href = url;
                        },
                        () =>
                            ['com', 'org', 'net']
                                .reduce(
                                    (accumulator, currentTLD) =>
                                        accumulator.catch(() =>
                                            queryArchive(
                                                element.href.replace(
                                                    /(^https?:\/\/theync\.)(com|org|net)(\/.*$)/gim,
                                                    `$1${currentTLD}$3`
                                                )
                                            )
                                        ),
                                    Promise.reject()
                                )
                                .then(
                                    (url) =>
                                        getVideoURLFromArchive(url).then(
                                            (videoURL) => {
                                                undergroundLogo.textContent =
                                                    'ARCHIVED';
                                                undergroundLogo.style.backgroundColor =
                                                    'blue';
                                                element.href = videoURL;
                                            },
                                            () => {
                                                undergroundLogo.textContent =
                                                    'MAYBE ARCHIVED';
                                                undergroundLogo.style.backgroundColor =
                                                    'aqua';
                                                element.href = url;
                                            }
                                        ),
                                    () =>
                                        GM_log(
                                            `No bypass or archive found for ${element.href}`
                                        )
                                )
                    )

                    .finally(() => loadingElement.remove());
            }
        }
    );
    waitForElement('.jw-controlbar-right-group').then((element) => {
        const downloadButton = document.createElement('div');
        downloadButton.classList.add(
            'jw-icon',
            'jw-icon-inline',
            'jw-button-color',
            'jw-reset',
            'jw-off'
        );
        downloadButton.textContent = '⇩';
        downloadButton.addEventListener('click', (event) => {
            const videoURL = retrieveVideoURL();
            if (videoURL) {
                location.href = videoURL;
            }
        });
        element.appendChild(downloadButton);
    });
})();