Show Video Tags

Shows YouTube video tags in the description.

Tính đến 19-07-2022. Xem phiên bản mới nhất.

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 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.

(Tôi đã có Trình quản lý tập lệnh người dùng, hãy cài đặt nó!)

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        Show Video Tags
// @namespace   Violentmonkey Scripts
// @match       https://www.youtube.com/*
// @grant       none
// @version     1.1
// @author      BowDown097
// @description Shows YouTube video tags in the description.
// @icon        https://www.google.com/s2/favicons?domain=youtube.com
// @homepageURL https://github.com/BowDown097/YT-Userscripts
// ==/UserScript==

function createDescriptionSection(items, tags) {
    const sectionRenderer = document.createElement("ytd-video-description-course-section-renderer"); 
    sectionRenderer.className = "style-scope ytd-structured-description-content-renderer tags-section";
    items.appendChild(sectionRenderer);
    
    const title = sectionRenderer.querySelector("#title");
    const tagsString = tags.length ? tags.join(", ") : "None";
    title.innerHTML = `Tags: ${tagsString}`;
    title.style = "font-size: inherit; line-height: inherit; max-height: fit-content";
}

async function showTags() {
    if (window.location.pathname != "/watch")
        return;
    
    [...document.getElementsByClassName("tags-section")].forEach(e => e.remove());
    var tags = document.querySelector("ytd-app").data.playerResponse.videoDetails.keywords;
    if (!Array.isArray(tags))
        tags = new Array();
    
    const usingWatchMetadata = document.querySelector("ytd-watch-metadata")?.offsetParent !== null;
    const descContent = usingWatchMetadata
        ? document.querySelector("ytd-watch-metadata ytd-structured-description-content-renderer")
        : document.querySelector("ytd-video-secondary-info-renderer ytd-structured-description-content-renderer");
    descContent.removeAttribute("hidden");
    
    const usingPopoutExperiment = !usingWatchMetadata && descContent.hasAttribute("disable-upgrade");
    if (usingPopoutExperiment)
    {
        await new Promise(resolve => setTimeout(resolve, 500));
        if (document.querySelector('ytd-engagement-panel-section-list-renderer[target-id="engagement-panel-structured-description"]') === null) // check for manual disabling of experiment
        {
            descContent.removeAttribute("disable-upgrade");
            descContent.setAttribute("inline-structured-description", "");
            createDescriptionSection(descContent.querySelector("#items"), tags);
        }
        else
        {
            createDescriptionSection(document.querySelector("ytd-engagement-panel-section-list-renderer #items.ytd-structured-description-content-renderer"), tags);
        }
    }
    else
    {
        const descItems = descContent.querySelector("#items");
        if (descItems !== null) {
            descItems.removeAttribute("hidden");
            createDescriptionSection(descItems, tags);
        } else {
            const customItems = document.createElement("div");
            customItems.id = "items";
            customItems.className = "style-scope ytd-structured-description-content-renderer";
            if (usingWatchMetadata)
                descContent.appendChild(customItems);

            createDescriptionSection(customItems, tags);
        }
    }
} 

(function() {
    'use strict';
    window.addEventListener("yt-page-data-updated", showTags, false);
})();