mirror of
https://github.com/ergosteur/misc-userscripts.git
synced 2026-04-19 04:59:34 -04:00
138 lines
4.7 KiB
JavaScript
138 lines
4.7 KiB
JavaScript
// ==UserScript==
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// @name Expand t.co links (live replace, Location header fixed)
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// @namespace https://github.com/ergosteur/misc-userscripts
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// @author ergosteur
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// @version 0.7.1
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// @description Expand t.co shortlinks into final URLs by parsing Location header
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// @match https://twitter.com/*
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// @match https://x.com/*
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// @grant GM_registerMenuCommand
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// @grant GM_xmlhttpRequest
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// @downloadURL https://github.com/ergosteur/misc-userscripts/raw/refs/heads/main/expand-tco-links.user.js
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// @updateURL https://github.com/ergosteur/misc-userscripts/raw/refs/heads/main/expand-tco-links.user.js
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// ==/UserScript==
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(function() {
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'use strict';
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function showTextareaDialog(title, callback) {
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const overlay = document.createElement("div");
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overlay.style.position = "fixed";
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overlay.style.top = 0;
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overlay.style.left = 0;
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overlay.style.width = "100%";
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overlay.style.height = "100%";
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overlay.style.background = "rgba(0,0,0,0.7)";
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overlay.style.zIndex = 999999;
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const box = document.createElement("div");
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box.style.position = "absolute";
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box.style.top = "50%";
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box.style.left = "50%";
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box.style.transform = "translate(-50%, -50%)";
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box.style.background = "#fff";
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box.style.padding = "20px";
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box.style.borderRadius = "8px";
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box.style.maxWidth = "600px";
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box.style.width = "80%";
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box.style.display = "flex";
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box.style.flexDirection = "column";
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const label = document.createElement("div");
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label.textContent = title;
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label.style.marginBottom = "8px";
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const textarea = document.createElement("textarea");
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textarea.style.width = "100%";
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textarea.style.height = "300px";
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textarea.style.whiteSpace = "pre";
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const controls = document.createElement("div");
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controls.style.marginTop = "8px";
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controls.style.display = "flex";
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controls.style.justifyContent = "space-between";
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controls.style.alignItems = "center";
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const button = document.createElement("button");
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button.textContent = "Expand";
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const status = document.createElement("div");
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status.textContent = "Ready.";
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controls.appendChild(button);
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controls.appendChild(status);
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box.appendChild(label);
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box.appendChild(textarea);
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box.appendChild(controls);
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overlay.appendChild(box);
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document.body.appendChild(overlay);
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button.onclick = () => {
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const val = textarea.value.trim();
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if (!val) {
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overlay.remove();
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return;
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}
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callback(textarea, status);
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};
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}
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function expandOne(link) {
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return new Promise((resolve) => {
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GM_xmlhttpRequest({
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method: "GET", // GET is safer than HEAD for t.co
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url: link,
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redirect: "manual", // we want the Location header
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onload: (resp) => {
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let out = link;
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// responseHeaders is a string in Tampermonkey
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const headers = resp.responseHeaders.split(/\r?\n/);
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const locLine = headers.find(h => /^location:/i.test(h));
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if (locLine) {
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out = locLine.split(/:\s*/i)[1].trim();
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}
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resolve(out);
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},
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onerror: () => resolve(link)
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});
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});
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}
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async function expandLinks() {
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showTextareaDialog("Paste t.co links (one per line):", async (textarea, status) => {
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let lines = textarea.value.split(/\r?\n/);
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const total = lines.length;
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for (let i = 0; i < total; i++) {
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const line = lines[i].trim();
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if (!line) continue;
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status.textContent = `Expanding ${i + 1}/${total}...`;
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const full = await expandOne(line);
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lines[i] = full;
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textarea.value = lines.join("\n");
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textarea.scrollTop = textarea.scrollHeight; // auto-scroll
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}
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status.textContent = `Done! Expanded ${total} links.`;
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const blob = new Blob([lines.join("\n")], {type: "text/plain"});
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const url = URL.createObjectURL(blob);
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const dl = document.createElement("a");
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dl.href = url;
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dl.download = "expanded_links.txt";
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dl.textContent = "⬇ Download results";
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dl.style.marginLeft = "10px";
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status.appendChild(dl);
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});
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}
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GM_registerMenuCommand("Expand t.co Links", expandLinks);
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})(); |