// ==UserScript==
// @name         Threads Video Downloader
// @namespace    https://github.com/ManoloZocco/Threads-video-downloader-userscript
// @version      1.3.11
// @description  Download photos and videos from Threads quickly and easily!
// @author       P0L1T3 aka Manolo Zocco
// @match        https://*.threads.net/*
// @connect      *
// @grant        GM_download
// @grant        GM_addStyle
// @grant        GM_xmlhttpRequest
// @run-at       document-end
// @license      MIT
// ==/UserScript==
(function() {
'use strict';
// Inserisce il CSS (prende spunto da interface.css dell'addon Firefox)
GM_addStyle(`
.dw {
position: absolute;
z-index: 5;
width: 116px;
height: 34px;
border-radius: 8px;
background: rgba(0, 0, 0, 0.6);
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
display: none;
flex-direction: row;
justify-content: space-around;
align-items: center;
cursor: pointer;
margin: 7px;
border: none;
color: #FFF;
font-size: 11px;
font-weight: 600;
text-transform: uppercase;
line-height: 22px;
letter-spacing: -0.42px;
bottom: 7px;
left: 7px;
}
.dw .icon {
background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M10 3v9' stroke='white' stroke-width='2' stroke-linecap='round'/%3E%3Cpath d='M6 10l4 4 4-4' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Crect x='4' y='14' width='12' height='2' fill='white'/%3E%3C/svg%3E");
width: 20px;
height: 20px;
margin-right: 5px;
}
*:hover > .dw {
display: flex;
}
.dw:hover {
background: rgba(0, 0, 0, 0.8);
}
`);
// Funzione per il download: utilizza GM_download (con fallback se necessario)
function downloadFile(url) {
if (!url) return;
let fileName = url.substring(url.lastIndexOf('/') + 1) || 'download';
GM_download({
url: url,
name: fileName,
onerror: function(err) {
console.error('GM_download error:', err);
fallbackDownload(url, fileName);
}
});
}
function fallbackDownload(url, fileName) {
GM_xmlhttpRequest({
method: "GET",
url: url,
responseType: "blob",
onload: function(response) {
const blob = response.response;
const blobUrl = URL.createObjectURL(blob);
const a = document.createElement("a");
a.href = blobUrl;
a.download = fileName;
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
URL.revokeObjectURL(blobUrl);
},
onerror: function(error) {
console.error('Fallback download error:', error);
}
});
}
// Oggetto per iniettare il pulsante come fa l'addon Firefox (injector.js)
const downloader = {
observeDom() {
// Per i video: usa semplicemente l'attributo "src" come fa l'addon Firefox
document.querySelectorAll("video").forEach((video) => {
let container = this.findRoot(video);
if (!container) return;
if (container.querySelector(".dw")) return;
let url = video.getAttribute("src") || null;
// Aggiungi il pulsante solo se l'URL contiene ".mp4"
if (url && url.toLowerCase().indexOf(".mp4") !== -1) {
container.appendChild(this.getBtn(url));
}
});
// Per le immagini: usa "src" e, se l'immagine è grande, la inserisce
document.querySelectorAll("img").forEach((img) => {
if (img.width < 200 || img.height < 200) return;
if (img.parentElement.querySelector(".dw")) return;
let url = img.getAttribute("src") || null;
if (url && (url.toLowerCase().endsWith(".jpg") || url.toLowerCase().endsWith(".jpeg") ||
url.toLowerCase().endsWith(".png") || url.toLowerCase().endsWith(".gif"))) {
img.parentElement.prepend(this.getBtn(url));
}
});
},
// Crea il pulsante di download; imita getBtn dell'addon Firefox usando browser.i18n.getMessage("btn_title")
getBtn(url) {
let btn = document.createElement("button");
btn.innerText = "Download";
btn.className = "dw";
let icon = document.createElement("span");
icon.className = "icon";
btn.appendChild(icon);
btn.setAttribute("src", url);
btn.addEventListener("click", this.dw);
return btn;
},
// Cerca ricorsivamente un container adatto (come fa findRoot nell'addon Firefox)
findRoot(el) {
let parent = el.parentNode;
if (!parent) return null;
let candidate = parent.querySelector("div[data-visualcompletion]");
return candidate || this.findRoot(parent);
},
// Handler del click: esegue il download inviando il "src" come fa l'addon Firefox
dw(event) {
event.preventDefault();
event.stopPropagation();
let btn = (event.target.nodeName.toLowerCase() === "button") ? event.target : event.target.parentElement;
let url = btn.hasAttribute("src") ? btn.getAttribute("src") : null;
if (url) {
downloadFile(url);
}
}
};
// Inietta il pulsante a intervalli (simile al setInterval in injector.js)
function init() {
downloader.observeDom();
}
setInterval(init, 500);
new MutationObserver(init).observe(document.body, { childList: true, subtree: true });
})();