Publish Vulpes Preview 15 sources for desktop, Android and Tundra

Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.

android/extension/content.js

@@ -0,0 +1,76 @@
+/* Extension world: the browser provides origin/tab/frame identity, never Gaia. */
+(() => {
+  if (location.port !== '18765') return;
+  const win = window.wrappedJSObject;
+  console.info('VULPES Android bridge', location.origin);
+  let port;
+  let reconnect;
+  function connect() {
+    port = browser.runtime.connect({ name: 'gaia' });
+    port.onMessage.addListener(onMessage);
+    port.onDisconnect.addListener(onDisconnect);
+  }
+  const pending = new Map();
+  let seq = 0;
+  function request(data) {
+    return new window.Promise((resolve, reject) => {
+      const id = ++seq;
+      pending.set(id, { resolve, reject });
+      try {
+        port.postMessage({ id, request: JSON.parse(JSON.stringify(data)) });
+      } catch (error) {
+        pending.delete(id);
+        reject(new window.Error('VULPES_HOST_CLOSED'));
+      }
+    });
+  }
+  function onMessage(message) {
+    if (message.event) {
+      win.dispatchEvent(
+        new window.CustomEvent('vulpes-service-event', { detail: cloneInto(message.event, win) }),
+      );
+      return;
+    }
+    const callback = pending.get(message.id);
+    if (!callback) return;
+    pending.delete(message.id);
+    callback.resolve(cloneInto(message.reply, win));
+  }
+  function onDisconnect() {
+    for (const callback of pending.values())
+      callback.reject(new window.Error('VULPES_HOST_CLOSED'));
+    pending.clear();
+    clearTimeout(reconnect);
+    reconnect = setTimeout(() => {
+      try {
+        connect();
+      } catch (_) {
+        onDisconnect();
+      }
+    }, 1000);
+  }
+  connect();
+  addEventListener('unload', () => clearTimeout(reconnect));
+  exportFunction(request, win.navigator, { defineAs: 'vulpesRequest' });
+  const frames = new Map();
+  let nextFrame = 0;
+  exportFunction(
+    (frame, data) => {
+      if (frame.ownerDocument !== window.document || frame.localName !== 'iframe')
+        throw new window.Error('INVALID_VIEW');
+      let id = [...frames].find(([, f]) => f === frame)?.[0];
+      if (!id) {
+        id = ++nextFrame;
+        frames.set(id, frame);
+      }
+      const params = JSON.parse(JSON.stringify(data));
+      params.contextId = id;
+      return request({ version: 1, id: 0, method: 'views.request', params });
+    },
+    win.navigator,
+    { defineAs: 'vulpesFrameRequest', allowCrossOriginArguments: true },
+  );
+  exportFunction((id) => frames.get(id) || null, win.navigator, {
+    defineAs: 'vulpesFrameForContext',
+  });
+})();