Allow direct signers to load and publish subscriptions offline

js/subscriptions.js

@@ -230,7 +230,22 @@ class SubscriptionsManager {
       const newest = events[0];
       this.subsEventId = newest.id;
 
-      const permissionResult = await requestDefaultExtensionPermissions();
+      const signer = getActiveSigner();
+      const signerHasNip04 = typeof signer?.nip04Decrypt === "function";
+      const signerHasNip44 = typeof signer?.nip44Decrypt === "function";
+      const hints = extractEncryptionHints(newest);
+      const requiresNip44 = hints.includes("nip44") || hints.includes("nip44_v2");
+      const requiresNip04 =
+        !hints.length || hints.includes("nip04") || !requiresNip44;
+
+      let permissionResult = { ok: true };
+      const signerCoversRequiredSchemes =
+        (!requiresNip04 || signerHasNip04) && (!requiresNip44 || signerHasNip44);
+
+      if (!signerCoversRequiredSchemes) {
+        permissionResult = await requestDefaultExtensionPermissions();
+      }
+
       if (!permissionResult.ok) {
         userLogger.warn(
           "[SubscriptionsManager] Extension permissions denied while loading subscriptions; treating list as empty.",
@@ -300,18 +315,21 @@ class SubscriptionsManager {
     };
 
     const signer = getActiveSigner();
-    if (signer?.nip04Decrypt) {
+    const signerHasNip04 = typeof signer?.nip04Decrypt === "function";
+    const signerHasNip44 = typeof signer?.nip44Decrypt === "function";
+
+    if (signerHasNip04) {
       registerDecryptor("nip04", (payload) => signer.nip04Decrypt(userPubkey, payload));
     }
 
-    if (signer?.nip44Decrypt) {
+    if (signerHasNip44) {
       registerDecryptor("nip44", (payload) => signer.nip44Decrypt(userPubkey, payload));
     }
 
     const nostrApi =
       typeof window !== "undefined" && window && window.nostr ? window.nostr : null;
     if (nostrApi) {
-      if (nostrApi.nip04 && typeof nostrApi.nip04.decrypt === "function") {
+      if (!signerHasNip04 && nostrApi.nip04 && typeof nostrApi.nip04.decrypt === "function") {
         registerDecryptor("nip04", (payload) =>
           nostrApi.nip04.decrypt(userPubkey, payload)
         );
@@ -320,7 +338,7 @@ class SubscriptionsManager {
       const nip44 =
         nostrApi.nip44 && typeof nostrApi.nip44 === "object" ? nostrApi.nip44 : null;
       if (nip44) {
-        if (typeof nip44.decrypt === "function") {
+        if (!signerHasNip44 && typeof nip44.decrypt === "function") {
           registerDecryptor("nip44", (payload) => nip44.decrypt(userPubkey, payload));
         }
 

tests/subscriptions-manager.test.mjs

@@ -3,7 +3,7 @@ import assert from "node:assert/strict";
 
 import { JSDOM } from "jsdom";
 
-import { nostrClient } from "../js/nostr.js";
+import { nostrClient, getActiveSigner, setActiveSigner } from "../js/nostr.js";
 import { subscriptions } from "../js/subscriptions.js";
 import { setApplication } from "../js/applicationContext.js";
 import nostrService from "../js/services/nostrService.js";
@@ -311,6 +311,93 @@ test("loadSubscriptions handles nip44.v2 decryptors", async () => {
   }
 });
 
+test(
+  "loadSubscriptions uses active signer decryptors without requesting extension permissions",
+  async () => {
+    const SubscriptionsManager = subscriptions.constructor;
+    const manager = new SubscriptionsManager();
+
+    const originalRelays = Array.isArray(nostrClient.relays)
+      ? [...nostrClient.relays]
+      : nostrClient.relays;
+    const originalWriteRelays = Array.isArray(nostrClient.writeRelays)
+      ? [...nostrClient.writeRelays]
+      : nostrClient.writeRelays;
+    const originalPool = nostrClient.pool;
+    const originalEnsurePermissions = nostrClient.ensureExtensionPermissions;
+    const originalSigner = getActiveSigner();
+
+    const hadWindow = typeof globalThis.window !== "undefined";
+    if (!hadWindow) {
+      globalThis.window = {};
+    }
+    const originalWindowNostr = globalThis.window.nostr;
+    delete globalThis.window.nostr;
+
+    const relayUrls = ["wss://relay-direct.example"];
+    nostrClient.relays = relayUrls;
+    nostrClient.writeRelays = relayUrls;
+
+    const event = {
+      id: "event-direct",
+      created_at: 600,
+      content: "cipher-direct",
+    };
+
+    nostrClient.pool = {
+      list() {
+        return Promise.resolve([event]);
+      },
+    };
+
+    let permissionCalls = 0;
+    nostrClient.ensureExtensionPermissions = async () => {
+      permissionCalls += 1;
+      return { ok: true };
+    };
+
+    const decryptCalls = [];
+    setActiveSigner({
+      pubkey: "user-pubkey-123",
+      async nip04Decrypt(pubkey, ciphertext) {
+        decryptCalls.push({ pubkey, ciphertext });
+        return JSON.stringify({ subPubkeys: ["pub-direct"] });
+      },
+    });
+
+    try {
+      await manager.loadSubscriptions("user-pubkey-123");
+
+      assert.equal(permissionCalls, 0, "should not request extension permissions");
+      assert.equal(decryptCalls.length, 1, "signer decrypt should be invoked once");
+      assert.deepEqual(
+        decryptCalls[0],
+        { pubkey: "user-pubkey-123", ciphertext: "cipher-direct" },
+        "signer decrypt should receive the expected arguments",
+      );
+      assert.deepEqual(
+        Array.from(manager.subscribedPubkeys),
+        ["pub-direct"],
+        "direct signer decrypt should populate subscriptions",
+      );
+    } finally {
+      nostrClient.relays = originalRelays;
+      nostrClient.writeRelays = originalWriteRelays;
+      nostrClient.pool = originalPool;
+      nostrClient.ensureExtensionPermissions = originalEnsurePermissions;
+      setActiveSigner(originalSigner);
+      if (typeof originalWindowNostr === "undefined") {
+        delete globalThis.window.nostr;
+      } else {
+        globalThis.window.nostr = originalWindowNostr;
+      }
+      if (!hadWindow) {
+        delete globalThis.window;
+      }
+    }
+  },
+);
+
 test(
   "showSubscriptionVideos waits for nostrService warm-up and refreshes after updates",
   async () => {
@@ -453,6 +540,95 @@ test(
   },
 );
 
+test(
+  "publishSubscriptionList succeeds with direct signer without requesting extension permissions",
+  async () => {
+    const SubscriptionsManager = subscriptions.constructor;
+    const manager = new SubscriptionsManager();
+
+    const originalRelays = Array.isArray(nostrClient.relays)
+      ? [...nostrClient.relays]
+      : nostrClient.relays;
+    const originalWriteRelays = Array.isArray(nostrClient.writeRelays)
+      ? [...nostrClient.writeRelays]
+      : nostrClient.writeRelays;
+    const originalPool = nostrClient.pool;
+    const originalEnsurePermissions = nostrClient.ensureExtensionPermissions;
+    const originalSigner = getActiveSigner();
+
+    const relayUrls = ["wss://relay-direct.example"];
+    nostrClient.relays = relayUrls;
+    nostrClient.writeRelays = relayUrls;
+
+    let permissionCalls = 0;
+    nostrClient.ensureExtensionPermissions = async () => {
+      permissionCalls += 1;
+      return { ok: true };
+    };
+
+    const publishCalls = [];
+    nostrClient.pool = {
+      publish(urls, event) {
+        publishCalls.push({ urls, event });
+        return {
+          on(eventName, handler) {
+            if (eventName === "ok") {
+              handler();
+            }
+            return true;
+          },
+        };
+      },
+    };
+
+    const encryptCalls = [];
+    const signCalls = [];
+    setActiveSigner({
+      type: "nsec",
+      pubkey: "user-pubkey-123",
+      async nip04Encrypt(pubkey, plaintext) {
+        encryptCalls.push({ pubkey, plaintext });
+        return "cipher-direct";
+      },
+      async signEvent(event) {
+        signCalls.push(event);
+        return { ...event, id: "signed-direct-event" };
+      },
+    });
+
+    manager.subscribedPubkeys = new Set(["pub-direct"]);
+
+    try {
+      await manager.publishSubscriptionList("user-pubkey-123");
+
+      assert.equal(permissionCalls, 0, "should not request extension permissions");
+      assert.equal(encryptCalls.length, 1, "nip04Encrypt should be called once");
+      assert.equal(signCalls.length, 1, "signEvent should be called once");
+      assert.deepEqual(
+        encryptCalls[0],
+        {
+          pubkey: "user-pubkey-123",
+          plaintext: JSON.stringify({ subPubkeys: ["pub-direct"] }),
+        },
+        "nip04Encrypt should receive the serialized subscription list",
+      );
+      assert.equal(
+        signCalls[0].content,
+        "cipher-direct",
+        "signEvent should receive the encrypted content",
+      );
+      assert.equal(publishCalls.length, relayUrls.length, "should publish to each relay");
+      assert.equal(manager.subsEventId, "signed-direct-event");
+    } finally {
+      nostrClient.relays = originalRelays;
+      nostrClient.writeRelays = originalWriteRelays;
+      nostrClient.pool = originalPool;
+      nostrClient.ensureExtensionPermissions = originalEnsurePermissions;
+      setActiveSigner(originalSigner);
+    }
+  },
+);
+
 test("renderSameGridStyle shows empty state message", async () => {
   const SubscriptionsManager = subscriptions.constructor;