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一键导向下载视频的网页。
当前为
// ==UserScript==
// @name Twitter: Download Video
// @name:zh-TW Twitter 下載影片
// @name:zh-CN Twitter 下载视频
// @name:ja Twitter ビデオをダウンロード
// @name:ko Twitter 비디오 다운로드
// @name:ru Twitter Скачать видео
// @version 1.0.2
// @description One button click to direct video download web page.
// @description:zh-TW 即按前往下載影片的網頁。
// @description:zh-CN 一键导向下载视频的网页。
// @description:ja ボタンをクリックして、ビデオのダウンロードWebページに移動します。
// @description:ko 한 번의 클릭으로 비디오 다운로드 웹 사이트를 탐색하십시오.
// @description:ru Нажмите кнопку, чтобы перейти на страницу загрузки видео.
// @author Hayao-Gai
// @namespace https://github.com/HayaoGai
// @icon https://i.imgur.com/M9oO8K9.png
// @include https://twitter.com/*
// @grant none
// ==/UserScript==
/* jshint esversion: 6 */
(function() {
'use strict';
// icons made by https://www.flaticon.com/authors/freepik
const svg = `<svg viewBox="0 0 512 512"><path d="M472,313v139c0,11.028-8.972,20-20,20H60c-11.028,0-20-8.972-20-20V313H0v139c0,33.084,26.916,60,60,60h392 c33.084,0,60-26.916,60-60V313H472z"></path></g></g><g><g><polygon points="352,235.716 276,311.716 276,0 236,0 236,311.716 160,235.716 131.716,264 256,388.284 380.284,264"></polygon></svg>`;
const resource = "https://www.savetweetvid.com/result?url=";
let currentUrl = document.location.href;
let updating = false;
init(10);
locationChange();
window.addEventListener("scroll", update);
function init(times) {
for (let i = 0; i < times; i++) {
setTimeout(findVideo1, 500 * i);
setTimeout(findVideo2, 500 * i);
setTimeout(sensitiveContent, 500 * i);
}
}
function findVideo1() {
// video play button
document.querySelectorAll("[data-testid='playButton']").forEach(button => {
// thumbnail
button.parentElement.querySelectorAll("img:not(.download-set)").forEach(thumbnail => {
thumbnail.classList.add("download-set");
const url = thumbnail.src;
// situation 1: gif
if (url.includes("tweet_")) findMenu(thumbnail, "gif");
// situation 2: video
else if (url.includes("ext_tw_") || url.includes("amplify_") || url.includes("media")) findMenu(thumbnail, "video");
});
});
}
function findVideo2() {
// video
document.querySelectorAll("video:not(.download-set)").forEach(video => {
video.classList.add("download-set");
const url = video.poster;
// situation 1: gif
if (url.includes("tweet_")) findMenu(video, "gif");
// situation 2: video
else if (url.includes("ext_tw_") || url.includes("amplify_") || url.includes("media")) findMenu(video, "video");
});
}
function findMenu(child, type) {
const article = child.closest("article:not(.article-set)");
if (!article) return;
article.classList.add("article-set");
const menus = article.querySelectorAll("[data-testid='caret']");
menus.forEach(menu => menu.addEventListener("click", () => clickMenu(article, type)));
}
function clickMenu(article, type) {
// check exist.
if (!document.querySelector("[role='menuitem']")) {
setTimeout(() => clickMenu(article, type), 100);
return;
}
const menu = document.querySelector("[role='menuitem']").parentElement;
// add "download" option.
const option = document.createElement("div");
option.className = "css-1dbjc4n r-1loqt21 r-18u37iz r-1ny4l3l r-1j3t67a r-9qu9m4 r-o7ynqc r-6416eg r-13qz1uu";
option.addEventListener("mouseenter", () => option.classList.add(getTheme(["r-1u4rsef", "r-1ysxnx4", "r-1uaug3w"])));
option.addEventListener("mouseleave", () => option.classList.remove(getTheme(["r-1u4rsef", "r-1ysxnx4", "r-1uaug3w"])));
option.addEventListener("click", () => clickDownload(article, type));
// icon
const icon = document.createElement("div");
icon.className = "css-1dbjc4n r-1777fci";
icon.innerHTML = svg;
const svgElement = icon.querySelector("svg");
svgElement.setAttribute("class", "r-4qtqp9 r-yyyyoo r-1q142lx r-1xvli5t r-zso239 r-dnmrzs r-bnwqim r-1plcrui r-lrvibr");
svgElement.classList.add(getTheme(["r-1re7ezh", "r-9ilb82", "r-111h2gw"]));
// text
const text1 = document.createElement("div");
text1.className = "css-1dbjc4n r-16y2uox r-1wbh5a2";
const text2 = document.createElement("div");
text2.className = "css-901oao r-1qd0xha r-a023e6 r-16dba41 r-ad9z0x r-bcqeeo r-qvutc0";
text2.classList.add(getTheme(["r-hkyrab", "r-1fmj7o5", "r-jwli3a"]));
const text3 = document.createElement("span");
text3.className = "css-901oao css-16my406 r-1qd0xha r-ad9z0x r-bcqeeo r-qvutc0";
text3.innerText = getLocalization();
// append
menu.appendChild(option);
option.appendChild(icon);
option.appendChild(text1);
text1.appendChild(text2);
text2.appendChild(text3);
}
function clickDownload(article, type) {
// gif
if (type === "gif") {
const image = [...article.querySelectorAll("img")].find(image => image.src.includes("video"));
const id = image.src.split(/[/?]/)[4];
const link = `https://video.twimg.com/tweet_video/${id}.mp4`;
window.open(link);
}
// video
else {
const title = article.querySelector("time");
const url = !!title ? title.parentElement.href : window.location.href;
window.open(`${resource}${url}`);
}
}
function getTheme(array) {
const body = document.querySelector("body");
const color = body.style.backgroundColor; // "rgb(21, 32, 43)"
const red = color.match(/\d+/)[0]; // "21"
switch (red) {
case "255":
return array[0]; // white
case "0":
return array[1]; // black
default:
return array[2]; // gray
}
}
function getLocalization() {
switch (document.querySelector("html").lang) {
case "zh-Hant":
return "下載";
case "zh":
return "下载";
case "ja":
return "ダウンロード";
case "ko":
return "다운로드";
case "ru":
return "Скачать вниз";
default:
return "Download";
}
}
function sensitiveContent() {
// click "view" button on sensitive content warning to run this script again.
document.querySelectorAll(".r-42olwf.r-1vsu8ta:not(.view-set)").forEach(view => {
view.classList.add("view-set");
view.addEventListener("click", () => init(3));
});
}
function update() {
if (updating) return;
updating = true;
init(3);
setTimeout(() => { updating = false; }, 1000);
}
function locationChange() {
const observer = new MutationObserver(mutations => {
mutations.forEach(() => {
if (currentUrl !== document.location.href) {
currentUrl = document.location.href;
init(10);
}
});
});
const target = document.querySelector("body");
const config = { childList: true, subtree: true };
observer.observe(target, config);
}
})();