Support new ChatGPT share paths

README.md

@@ -4,7 +4,7 @@
 
 V1 scope:
 
-- accepts only public `https://chatgpt.com/share/...` and `https://chat.openai.com/share/...` URLs
+- accepts public ChatGPT links under the legacy `/share/...` path and the current `/s/t_...` path
 - admin-only capture/delete UI at `${AISHARE_BASE_PATH}/admin`
 - public reader pages generated as static artifacts under `/data/html/<slug>`
 - screenshots under `/data/screenshots/<slug>`

client/src/main.ts

@@ -164,7 +164,7 @@ function renderShell(): void {
 
       <section class="panel capture-panel">
         <form id="capture-form" class="capture-form">
-          <label class="url-field">ChatGPT share URL<input name="sourceUrl" required inputmode="url" autocomplete="url" placeholder="https://chatgpt.com/share/…" /></label>
+          <label class="url-field">ChatGPT share URL<input name="sourceUrl" required inputmode="url" autocomplete="url" placeholder="https://chatgpt.com/s/t_…" /></label>
           ${isAdmin ? '<label class="slug-field">Custom slug<input name="slug" placeholder="Optional" /></label>' : ""}
           <label class="retention-field">Keep for<select name="retentionDays" aria-label="Retention period"><option value="3" selected>3 days</option><option value="7">7 days</option><option value="10">10 days</option><option value="30">30 days</option></select></label>
           <button class="primary" type="submit">Capture</button>

src/capture.ts

@@ -13,6 +13,7 @@ import { artifactAssetsDir, artifactIndexPath, safeAssetName, screenshotPath, sc
 import { slugify } from "./slug.js";
 import { writeConversationArtifact, writeFailureArtifact } from "./render.js";
 import { finalizeKatexAssets, prepareKatexAssets } from "./katex-assets.js";
+import { isChatGptSharePath } from "./url.js";
 import type { CaptureRow, NormalizedConversation, NormalizedMessage, ScreenshotVariant } from "./types.js";
 
 interface ExtractedConversation {
@@ -420,10 +421,17 @@ async function extractConversation(sourceUrl: string): Promise<ExtractedConversa
     await waitForCdp(port, chromiumProcess);
     browser = await chromium.connectOverCDP(`http://127.0.0.1:${port}`, { timeout: config.captureTimeoutMs });
     const context = browser.contexts()[0];
-    let page = context.pages().find((candidate) => candidate.url().includes("/share/")) || context.pages()[0];
+    const isSharePage = (candidate: { url(): string }): boolean => {
+      try {
+        return isChatGptSharePath(new URL(candidate.url()).pathname);
+      } catch {
+        return false;
+      }
+    };
+    let page = context.pages().find(isSharePage) || context.pages()[0];
     for (let attempt = 0; !page && attempt < 100; attempt += 1) {
       await new Promise((resolve) => setTimeout(resolve, 100));
-      page = context.pages().find((candidate) => candidate.url().includes("/share/")) || context.pages()[0];
+      page = context.pages().find(isSharePage) || context.pages()[0];
     }
     if (!page) throw new Error("Chromium CDP page target was not created.");
     await page.setViewportSize({ width: 1360, height: 900 }).catch(() => undefined);
@@ -527,7 +535,10 @@ async function extractConversation(sourceUrl: string): Promise<ExtractedConversa
 
     const title =
       document.querySelector("h1")?.textContent?.trim() ||
-      document.title.replace(/\s*[|-]\s*ChatGPT\s*$/i, "").trim() ||
+      document.title
+        .replace(/^ChatGPT\s*[|-]\s*/i, "")
+        .replace(/\s*[|-]\s*ChatGPT\s*$/i, "")
+        .trim() ||
       "ChatGPT Share";
 
     const roleNodes = Array.from(document.querySelectorAll("[data-message-author-role]"));

src/url.ts

@@ -1,3 +1,10 @@
+const legacySharePath = /^\/share\/[^/]+\/?$/;
+const postSharePath = /^\/s\/t_[A-Za-z0-9_-]+\/?$/;
+
+export function isChatGptSharePath(pathname: string): boolean {
+  return legacySharePath.test(pathname) || postSharePath.test(pathname);
+}
+
 export function validateChatGptShareUrl(raw: string): string {
   let url: URL;
   try {
@@ -12,8 +19,8 @@ export function validateChatGptShareUrl(raw: string): string {
 
   const host = url.hostname.toLowerCase();
   const allowedHost = host === "chatgpt.com" || host === "chat.openai.com";
-  if (!allowedHost || !url.pathname.startsWith("/share/")) {
-    throw new Error("Only public ChatGPT share URLs under /share/ are accepted.");
+  if (!allowedHost || !isChatGptSharePath(url.pathname)) {
+    throw new Error("Only public ChatGPT share URLs under /share/ or /s/t_ are accepted.");
   }
 
   url.hash = "";

tests/url.test.mjs

@@ -0,0 +1,32 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+
+import { isChatGptSharePath, validateChatGptShareUrl } from "../dist/url.js";
+
+test("accepts current ChatGPT post share URLs", () => {
+  const source = "https://chatgpt.com/s/t_6a5f58aa36d08191b4d794e9aac88146";
+  assert.equal(validateChatGptShareUrl(source), source);
+  assert.equal(isChatGptSharePath("/s/t_6a5f58aa36d08191b4d794e9aac88146"), true);
+});
+
+test("keeps accepting legacy ChatGPT share URLs", () => {
+  assert.equal(
+    validateChatGptShareUrl("https://chatgpt.com/share/12345678-abcd-4321-abcd-1234567890ab"),
+    "https://chatgpt.com/share/12345678-abcd-4321-abcd-1234567890ab"
+  );
+  assert.equal(
+    validateChatGptShareUrl("https://chat.openai.com/share/12345678-abcd-4321-abcd-1234567890ab"),
+    "https://chat.openai.com/share/12345678-abcd-4321-abcd-1234567890ab"
+  );
+});
+
+test("rejects non-share and deceptive ChatGPT paths", () => {
+  for (const source of [
+    "https://chatgpt.com/s/example",
+    "https://chatgpt.com/sharex/example",
+    "https://chatgpt.com/share/example/extra",
+    "https://example.com/s/t_6a5f58aa36d08191b4d794e9aac88146"
+  ]) {
+    assert.throws(() => validateChatGptShareUrl(source), /Only public ChatGPT share URLs/);
+  }
+});