WIP Nostr onboarding

With X-Forwarded-Host set on the proxied request, Rails uses that host
for URLs. But we need it to be the accounts domain.

app/controllers/admin/settings_controller.rb

@@ -25,7 +25,6 @@ class Admin::SettingsController < Admin::BaseController
     end
 
     changed_keys.each do |key|
-
       Setting.send("#{key}=", clean_param(key))
     end
   end
@@ -42,7 +41,7 @@ class Admin::SettingsController < Admin::BaseController
 
     def clean_param(key)
       if Setting.get_field(key)[:type] == :string
-        setting_params[key].strip!
+        setting_params[key].strip
       else
         setting_params[key]
       end

app/controllers/lnurlpay_controller.rb

@@ -1,7 +1,7 @@
 class LnurlpayController < ApplicationController
   before_action :check_service_available
   before_action :find_user
-  before_action :set_cors_access_control_headers, only: [:invoice]
+  before_action :set_cors_access_control_headers
 
   MIN_SATS = 10
   MAX_SATS = 1_000_000

app/controllers/webfinger_controller.rb

@@ -1,8 +1,6 @@
-class WebfingerController < ApplicationController
+class WebfingerController < WellKnownController
   before_action :allow_cross_origin_requests, only: [:show]
 
-  layout false
-
   def show
     resource = params[:resource]
 
@@ -76,7 +74,7 @@ class WebfingerController < ApplicationController
   end
 
   def remotestorage_link
-    auth_url = new_rs_oauth_url(@username)
+    auth_url = new_rs_oauth_url(@username, host: Setting.accounts_domain)
     storage_url = "#{Setting.rs_storage_url}/#{@username}"
 
     {
@@ -91,10 +89,4 @@ class WebfingerController < ApplicationController
       }
     }
   end
-
-  def allow_cross_origin_requests
-    return unless Rails.env.development?
-    headers['Access-Control-Allow-Origin'] = "*"
-    headers['Access-Control-Allow-Methods'] = "GET"
-  end
 end

app/controllers/well_known_controller.rb

@@ -1,5 +1,8 @@
 class WellKnownController < ApplicationController
   before_action :require_nostr_enabled, only: [ :nostr ]
+  before_action :allow_cross_origin_requests, only: [ :nostr ]
+
+  layout false
 
   def nostr
     http_status :unprocessable_entity and return if params[:name].blank?
@@ -7,8 +10,14 @@ class WellKnownController < ApplicationController
     relay_url = Setting.nostr_relay_url.presence
 
     if params[:name] == "_"
-      # pubkey for the primary domain without a username (e.g. kosmos.org)
-      res = { names: { "_": Setting.nostr_public_key } }
+      if domain == Setting.primary_domain
+        # pubkey for the primary domain without a username (e.g. kosmos.org)
+        res = { names: { "_": Setting.nostr_public_key_primary_domain.presence || Setting.nostr_public_key } }
+      else
+        # pubkey for the akkounts domain without a username (e.g. accounts.kosmos.org)
+        res = { names: { "_": Setting.nostr_public_key } }
+      end
+
       res[:relays] = { "_" => [ relay_url ] } if relay_url
     else
       @user = User.where(cn: params[:name], ou: domain).first
@@ -30,4 +39,9 @@ class WellKnownController < ApplicationController
     def require_nostr_enabled
       http_status :not_found unless Setting.nostr_enabled?
     end
+
+    def allow_cross_origin_requests
+      headers['Access-Control-Allow-Origin'] = "*"
+      headers['Access-Control-Allow-Methods'] = "GET"
+    end
 end

app/javascript/controllers/settings/nostr_pubkey_controller.js

@@ -1,8 +1,14 @@
 import { Controller } from "@hotwired/stimulus"
+import { Nostrify } from "nostrify"
 
 // Connects to data-controller="settings--nostr-pubkey"
 export default class extends Controller {
-  static targets = [ "noExtension", "setPubkey", "pubkeyBech32Input" ]
+  static targets = [
+    "noExtension",
+    "setPubkey", "pubkeyBech32Input",
+    "relayList", "relayListStatus",
+    "profileStatusNip05", "profileStatusLud16"
+  ]
   static values  = {
     userAddress: String,
     pubkeyHex: String,
@@ -15,6 +21,14 @@ export default class extends Controller {
       if (this.hasSetPubkeyTarget) {
         this.setPubkeyTarget.disabled = false
       }
+
+      if (this.pubkeyHexValue) {
+        this.discoverUserOnNostr().then(() => {
+          this.renderRelayStatus()
+          this.renderProfileNip05Status()
+          this.renderProfileLud16Status()
+        })
+      }
     } else {
       this.noExtensionTarget.classList.remove("hidden")
     }
@@ -49,8 +63,172 @@ export default class extends Controller {
     }
   }
 
+  async discoverUserOnNostr () {
+    this.nip65Relays = await this.findUserRelays()
+    this.profile = await this.findUserProfile()
+  }
+
+  async findUserRelays () {
+    const controller = new AbortController();
+    const signal = controller.signal;
+    const filters = [{ kinds: [10002], authors: [this.pubkeyHexValue], limit: 1 }]
+    const messages = []
+
+    for await (const msg of this.discoveryPool.req(filters, { signal })) {
+      if (msg[0] === 'EVENT') {
+        if (!messages.find(m => m.id === msg[2].id)) {
+          messages.push(msg[2])
+        }
+      }
+      if (msg[0] === 'EOSE') { break }
+    }
+
+    // Close the relay subscription
+    controller.abort()
+    if (messages.length === 0) { return messages }
+
+    const sortedMessages = messages.sort((a, b) => a.createdAt - b.createdAt)
+    const newestMessage = messages[messages.length - 1]
+
+    return newestMessage.tags.filter(t => t[0] === 'r')
+                             .map(t => { return { url: t[1], marker: t[2] } })
+  }
+
+  async findUserProfile () {
+    const controller = new AbortController();
+    const signal = controller.signal;
+    const filters = [{ kinds: [0], authors: [this.pubkeyHexValue], limit: 1 }]
+    const messages = []
+
+    for await (const msg of this.discoveryPool.req(filters, { signal })) {
+      if (msg[0] === 'EVENT') {
+        if (!messages.find(m => m.id === msg[2].id)) {
+          messages.push(msg[2])
+        }
+      }
+      if (msg[0] === 'EOSE') { break }
+    }
+
+    // Close the relay subscription
+    controller.abort()
+    if (messages.length === 0) { return null }
+
+    const sortedMessages = messages.sort((a, b) => a.createdAt - b.createdAt)
+    const newestMessage = messages[messages.length - 1]
+
+    return JSON.parse(newestMessage.content)
+  }
+
+  renderRelayStatus () {
+    let showStatus
+
+    if (this.nip65Relays.length > 0) {
+      if (this.relaysContainAccountsRelay) {
+        showStatus = 'green'
+      } else {
+        showStatus = 'orange'
+      }
+    } else {
+      showStatus = 'red'
+    }
+    // showStatus = 'red'
+
+    this.relayListStatusTarget
+      .querySelector(`.status-${showStatus}`)
+      .classList.remove("hidden")
+  }
+
+  renderProfileNip05Status () {
+    let showStatus
+
+    if (this.profile?.nip05) {
+      if (this.profile.nip05 === this.userAddressValue) {
+        showStatus = 'green'
+      } else {
+        showStatus = 'red'
+      }
+    } else {
+      showStatus = 'orange'
+    }
+
+    this.profileStatusNip05Target
+      .querySelector(`.status-${showStatus}`)
+      .classList.remove("hidden")
+  }
+
+  renderProfileLud16Status () {
+    let showStatus
+
+    if (this.profile?.lud16) {
+      if (this.profile.lud16 === this.userAddressValue) {
+        showStatus = 'green'
+      } else {
+        showStatus = 'red'
+      }
+    } else {
+      showStatus = 'orange'
+    }
+
+    this.profileStatusLud16Target
+      .querySelector(`.status-${showStatus}`)
+      .classList.remove("hidden")
+  }
+
+  // renderRelayList (relays) {
+  //   const html = relays.map(relay => `
+  //     <li class="flex items-center justify-between p-2 border-b">
+  //       <span>${relay.url}</span>
+  //       <button 
+  //         data-action="click->list#handleItemClick" 
+  //         data-item="${relay.url}"
+  //         class="bg-blue-500 text-white px-3 py-1 rounded">
+  //         Action
+  //       </button>
+  //     </li>
+  //   `).join("")
+  //
+  //   this.relayListTarget.innerHTML = html
+  // }
+
   get csrfToken () {
     const element = document.head.querySelector('meta[name="csrf-token"]')
     return element.getAttribute("content")
   }
+
+  // Used to find a user's profile and relays
+  get discoveryRelays () {
+    return [
+      'ws://localhost:4777',
+      'wss://nostr.kosmos.org',
+      'wss://purplepag.es',
+      // 'wss://relay.nostr.band',
+      // 'wss://njump.me',
+      // 'wss://relay.damus.io',
+      // 'wss://nos.lol',
+      // 'wss://eden.nostr.land',
+      // 'wss://relay.snort.social',
+      // 'wss://nostr.wine',
+      // 'wss://relay.primal.net',
+      // 'wss://nostr.bitcoiner.social',
+    ]
+  }
+
+  get discoveryPool () {
+    if (!this._discoveryPool) {
+      this._discoveryPool = new Nostrify.NPool({
+        open: (url) => new Nostrify.NRelay1(url),
+        reqRouter: async (filters) => new Map(
+          this.discoveryRelays.map(relayUrl => [ relayUrl, filters ])
+        ),
+        eventRouter: async (event) => [],
+      })
+    }
+
+    return this._discoveryPool
+  }
+
+  get relaysContainAccountsRelay () {
+    // TODO use URL from view/settings
+    return !!this.nip65Relays.find(r => r.url.match('wss://nostr.kosmos.org'))
+  }
 }

app/models/concerns/settings/nostr_settings.rb

@@ -12,6 +12,9 @@ module Settings
       field :nostr_public_key, type: :string,
         default: ENV["NOSTR_PUBLIC_KEY"].presence
 
+      field :nostr_public_key_primary_domain, type: :string,
+        default: ENV["NOSTR_PUBLIC_KEY_PRIMARY_DOMAIN"].presence
+
       field :nostr_relay_url, type: :string,
         default: ENV["NOSTR_RELAY_URL"].presence
 

app/views/admin/settings/registrations/show.html.erb

@@ -30,7 +30,8 @@
             <% Setting.available_services.each do |option| %>
               <div class="md:inline-block">
                 <%= f.check_box :default_services,
-                  { multiple: true, checked: Setting.default_services.include?(option) },
+                  { multiple: true, checked: Setting.default_services.include?(option),
+                    class: "h-4 w-4 rounded border-gray-300 text-blue-600 focus:ring-blue-600 mr-0.5" },
                   option, nil %>
                 <%= f.label "default_services_#{option.parameterize}", service_human_name(option) %>
               </div>

app/views/admin/settings/services/_nostr.html.erb

@@ -19,6 +19,11 @@
         title: "Public key",
         description: "The corresponding public key of the accounts service"
       ) %>
+  <%= render FormElements::FieldsetResettableSettingComponent.new(
+        key: :nostr_public_key_primary_domain,
+        title: "Public key for primary domain (NIP-05)",
+        description: "(optional) A different pubkey to announce for the _@#{Setting.primary_domain} Nostr address"
+      ) %>
   <%= render FormElements::FieldsetResettableSettingComponent.new(
         key: :nostr_relay_url,
         title: "Relay URL",

app/views/admin/users/show.html.erb

@@ -184,7 +184,7 @@
           <td>XMPP (ejabberd)</td>
           <td>
             <%= render FormElements::ToggleComponent.new(
-              enabled: @services_enabled.include?("xmpp"),
+              enabled: @services_enabled.include?("ejabberd"),
               input_enabled: false
             ) %>
           </td>

app/views/settings/_nostr.html.erb

@@ -1,46 +1,32 @@
-<section>
-  <h3>Nostr</h3>
-  <h4 class="mb-0">Public Key</h4>
-  <div data-controller="settings--nostr-pubkey"
-       data-settings--nostr-pubkey-user-address-value="<%= current_user.address %>"
-       data-settings--nostr-pubkey-site-value="<%= Setting.accounts_domain %>"
-       data-settings--nostr-pubkey-shared-secret-value="<%= session[:shared_secret] %>"
-       data-settings--nostr-pubkey-pubkey-hex-value="<%= current_user.nostr_pubkey %>">
-
-    <p class="<%= current_user.nostr_pubkey.present? ? '' : 'hidden' %> mt-2 flex gap-1">
+<div data-controller="settings--nostr-pubkey"
+     data-settings--nostr-pubkey-user-address-value="<%= current_user.address %>"
+     data-settings--nostr-pubkey-site-value="<%= Setting.accounts_domain %>"
+     data-settings--nostr-pubkey-shared-secret-value="<%= session[:shared_secret] %>"
+     data-settings--nostr-pubkey-pubkey-hex-value="<%= current_user.nostr_pubkey %>">
+  <section>
+    <h3>Nostr</h3>
+    <h4 class="mb-0">
+      Public Key
+    </h4>
+    <p class="<%= current_user.nostr_pubkey.present? ? '' : 'hidden' %> mt-2 flex gap-x-1">
       <input type="text" value="<%= current_user.nostr_pubkey_bech32 %>" disabled
              data-settings--nostr-pubkey-target="pubkeyBech32Input"
-             name="nostr_public_key" class="relative grow" />
+             name="nostr_public_key" class="w-full" />
       <%= link_to nostr_pubkey_settings_path,
-            class: 'btn-md btn-outline text-red-700 relative shrink-0',
+            class: 'btn-md btn-outline relative grow-0 shrink-0 text-red-700',
             data: { turbo_method: :delete, turbo_confirm: 'Are you sure?' } do %>
         Remove
       <% end %>
     </p>
 
     <% if current_user.nostr_pubkey.present? %>
-    <div class="rounded-md bg-blue-50 p-4">
-      <div class="flex">
-        <div class="flex-shrink-0">
-          <svg class="h-5 w-5 text-blue-400" viewBox="0 0 20 20" fill="currentColor" aria-hidden="true">
-            <path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7-4a1 1 0 11-2 0 1 1 0 012 0zM9 9a.75.75 0 000 1.5h.253a.25.25 0 01.244.304l-.459 2.066A1.75 1.75 0 0010.747 15H11a.75.75 0 000-1.5h-.253a.25.25 0 01-.244-.304l.459-2.066A1.75 1.75 0 009.253 9H9z" clip-rule="evenodd" />
-          </svg>
-        </div>
-        <div class="ml-3 flex-1">
-          <p class="text-sm text-blue-800">
-            Your user address <strong><%= current_user.address %></strong> is
-            also a Nostr address now. Use your favorite Nostr app, or for
-            example <a href="http://metadata.nostr.com" target="_blank"
-              class="underline">metadata.nostr.com</a>, to add this
-            <strong>NIP-05</strong> address to your public profile.
-          </p>
-        </div>
-      </div>
-    </div>
+    <!-- <div> -->
+    <!--   Pubkey present -->
+    <!-- </div> -->
     <% else %>
     <p class="my-4">
-      If you use any apps on the Nostr network, you can verify your public key
-      with us in order to enable Nostr-specific features for your account.
+      Verify your Nostr public key with us in order to enable Nostr-specific
+      features for your account.
     </p>
     <% end %>
 
@@ -58,8 +44,8 @@
           </h3>
           <div class="mt-2 mb-0 text-sm text-blue-800">
             <p>
-              We recommend Alby, which you can also use for your Lightning
-              Wallet.
+              We recommend Alby, which you can also use a wallet for your
+              Lightning account.
             </p>
           </div>
           <div class="mt-4">
@@ -86,5 +72,113 @@
       </button>
     </p>
     <% end %>
-  </div>
-</section>
+  </section>
+
+  <% if current_user.nostr_pubkey.present? %>
+    <section>
+      <h3>Profile</h3>
+      <div data-settings--nostr-pubkey-target="profileStatus" class="mb-4">
+        <p class="status-green hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-emerald-500 %>">
+            <%= render "icons/check-circle" %>
+          </span>
+          <span>
+            You already have a profile for your public key
+          </span>
+        </p>
+        <p class="status-orange hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-amber-500 %>">
+            <%= render "icons/alert-octagon" %>
+          </span>
+          <span>
+            <strong><%= current_user.address %></strong> is not set as your Nostr address
+          </span>
+        </p>
+      </div>
+      <div data-settings--nostr-pubkey-target="profileStatusNip05" class="mb-4">
+        <p class="status-green hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-emerald-500 %>">
+            <%= render "icons/check-circle" %>
+          </span>
+          <span>
+            <strong><%= current_user.address %></strong> is set as your Nostr address
+          </span>
+        </p>
+        <p class="status-orange hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-amber-500 %>">
+            <%= render "icons/alert-octagon" %>
+          </span>
+          <span>
+            <strong><%= current_user.address %></strong> is not set as your Nostr address
+          </span>
+        </p>
+        <p class="status-red hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-amber-500 %>">
+            <%= render "icons/alert-octagon" %>
+          </span>
+          <span>
+            Your profile's Nostr address is not set to <strong><%= current_user.address %></strong> yet
+          </span>
+        </p>
+      </div>
+      <div data-settings--nostr-pubkey-target="profileStatusLud16">
+        <p class="status-green hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-emerald-500 %>">
+            <%= render "icons/check-circle" %>
+          </span>
+          <span>
+            <strong><%= current_user.address %></strong> is set as your Lightning address
+          </span>
+        </p>
+        <p class="status-orange hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-amber-500 %>">
+            <%= render "icons/alert-octagon" %>
+          </span>
+          <span>
+            <strong><%= current_user.address %></strong> is not set as your Lightning address yet
+          </span>
+        </p>
+        <p class="status-red hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-amber-500 %>">
+            <%= render "icons/alert-octagon" %>
+          </span>
+          <span>
+            Your profile's Lightning address is not set to <strong><%= current_user.address %></strong> yet
+          </span>
+        </p>
+      </div>
+    </section>
+
+    <section>
+      <h3>Relays</h3>
+      <div data-settings--nostr-pubkey-target="relayListStatus">
+        <p class="status-green hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-emerald-500 %>">
+            <%= render "icons/check-circle" %>
+          </span>
+          <span>
+            You have a relay list, and the Kosmos relay is part of it
+          </span>
+        </p>
+        <p class="status-orange hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-amber-500 %>">
+            <%= render "icons/alert-octagon" %>
+          </span>
+          <span>
+            The Kosmos relay is missing from your relay list
+          </span>
+        </p>
+        <p class="status-red hidden flex gap-x-4 items-center">
+          <span class="inline-block h-6 w-6 grow-0 text-amber-500 %>">
+            <%= render "icons/alert-octagon" %>
+          </span>
+          <span>
+            We could not find a relay list for your public key
+          </span>
+        </p>
+      </div>
+      <ul data-settings--nostr-pubkey-target="relayList">
+      </ul>
+    </section>
+  <% end %>
+</div>

config/importmap.rb

@@ -6,3 +6,4 @@ pin "@hotwired/stimulus", to: "stimulus.min.js", preload: true
 pin "@hotwired/stimulus-loading", to: "stimulus-loading.js", preload: true
 pin_all_from "app/javascript/controllers", under: "controllers"
 pin "tailwindcss-stimulus-components" # @4.0.3
+pin "nostrify"

package.json

@@ -11,7 +11,7 @@
     "postcss-preset-env": "^7.8.3",
     "tailwindcss": "^3.2.4"
   },
-  "version": "0.9.0",
+  "version": "0.10.0",
   "scripts": {
     "build:css:tailwind": "tailwindcss --postcss -i ./app/assets/stylesheets/application.tailwind.css -o ./app/assets/builds/application.css",
     "build:css": "yarn run build:css:tailwind"

spec/requests/webfinger_spec.rb

@@ -92,7 +92,13 @@ RSpec.describe "WebFinger", type: :request do
           expect(rs_link["href"]).to eql("#{Setting.rs_storage_url}/tony")
 
           oauth_url = rs_link["properties"]["http://tools.ietf.org/html/rfc6749#section-4.2"]
-          expect(oauth_url).to eql("http://www.example.com/rs/oauth/tony")
+          expect(oauth_url).to eql("http://accounts.kosmos.org/rs/oauth/tony")
+        end
+
+        it "returns CORS headers" do
+          get "/.well-known/nostr.json?name=bobdylan"
+          expect(response.headers['Access-Control-Allow-Origin']).to eq("*")
+          expect(response.headers['Access-Control-Allow-Methods']).to eq('GET')
         end
       end
 

spec/requests/well_known_spec.rb

@@ -46,6 +46,12 @@ RSpec.describe "Well-known URLs", type: :request do
         expect(res["names"]["bobdylan"]).to eq(user.nostr_pubkey)
       end
 
+      it "returns CORS headers" do
+        get "/.well-known/nostr.json?name=bobdylan"
+        expect(response.headers['Access-Control-Allow-Origin']).to eq("*")
+        expect(response.headers['Access-Control-Allow-Methods']).to eq('GET')
+      end
+
       context "without relay configured" do
         before do
           Setting.nostr_relay_url = ""
@@ -73,10 +79,36 @@ RSpec.describe "Well-known URLs", type: :request do
     end
 
     describe "placeholder username for domain's own pubkey" do
-      it "returns the configured nostr pubkey" do
-        get "/.well-known/nostr.json?name=_"
-        res = JSON.parse(response.body)
-        expect(res["names"]["_"]).to eq(Setting.nostr_public_key)
+      describe "for primary domain" do
+        context "no different pubkey configured for primary domain" do
+          it "returns the akkounts nostr pubkey" do
+            get "/.well-known/nostr.json?name=_"
+            res = JSON.parse(response.body)
+            expect(res["names"]["_"]).to eq("bdd76ce2934b2f591f9fad2ebe9da18f20d2921de527494ba00eeaa0a0efadcf")
+          end
+        end
+
+        context "different pubkey configured for primary domain" do
+          before do
+            Setting.nostr_public_key_primary_domain = "b3e8f62fbe41217ffc0aa1e178d297339932d8ba4f46d9c7df3b61575e78fecc"
+          end
+
+          it "returns the primary domain's nostr pubkey" do
+            get "/.well-known/nostr.json?name=_"
+            res = JSON.parse(response.body)
+            expect(res["names"]["_"]).to eq("b3e8f62fbe41217ffc0aa1e178d297339932d8ba4f46d9c7df3b61575e78fecc")
+          end
+        end
+      end
+
+      describe "for akkounts domain" do
+        it "returns the configured nostr pubkey" do
+          headers = { "X-Forwarded-Host" => "accounts.kosmos.org" }
+          get "/.well-known/nostr.json?name=_"
+
+          res = JSON.parse(response.body)
+          expect(res["names"]["_"]).to eq("bdd76ce2934b2f591f9fad2ebe9da18f20d2921de527494ba00eeaa0a0efadcf")
+        end
       end
 
       context "with relay configured" do