notification_view.ex: Make sure `account` isn’t empty

Related: https://git.pleroma.social/pleroma/pleroma/issues/1203

diff --git a/lib/pleroma/web/mastodon_api/views/notification_view.ex b/lib/pleroma/web/mastodon_api/views/notification_view.ex
index 60b58dc90dcd3604fbdb2937bea18210562b7bf2..5e3dbe728335d09dbd70b641bcb22c0e63349dc6 100644 (file)
--- a/lib/pleroma/web/mastodon_api/views/notification_view.ex
+++ b/lib/pleroma/web/mastodon_api/views/notification_view.ex
@@ -25,40 +25,44 @@ defmodule Pleroma.Web.MastodonAPI.NotificationView do
     parent_activity = Activity.get_create_by_object_ap_id(activity.data["object"])
     mastodon_type = Activity.mastodon_notification_type(activity)
 
-    response = %{
-      id: to_string(notification.id),
-      type: mastodon_type,
-      created_at: CommonAPI.Utils.to_masto_date(notification.inserted_at),
-      account: AccountView.render("show.json", %{user: actor, for: user}),
-      pleroma: %{
-        is_seen: notification.seen
+    with %{id: _} = account <- AccountView.render("show.json", %{user: actor, for: user}) do
+      response = %{
+        id: to_string(notification.id),
+        type: mastodon_type,
+        created_at: CommonAPI.Utils.to_masto_date(notification.inserted_at),
+        account: account,
+        pleroma: %{
+          is_seen: notification.seen
+        }
       }
-    }
 
-    case mastodon_type do
-      "mention" ->
-        response
-        |> Map.merge(%{
-          status: StatusView.render("show.json", %{activity: activity, for: user})
-        })
+      case mastodon_type do
+        "mention" ->
+          response
+          |> Map.merge(%{
+            status: StatusView.render("show.json", %{activity: activity, for: user})
+          })
 
-      "favourite" ->
-        response
-        |> Map.merge(%{
-          status: StatusView.render("show.json", %{activity: parent_activity, for: user})
-        })
+        "favourite" ->
+          response
+          |> Map.merge(%{
+            status: StatusView.render("show.json", %{activity: parent_activity, for: user})
+          })
 
-      "reblog" ->
-        response
-        |> Map.merge(%{
-          status: StatusView.render("show.json", %{activity: parent_activity, for: user})
-        })
+        "reblog" ->
+          response
+          |> Map.merge(%{
+            status: StatusView.render("show.json", %{activity: parent_activity, for: user})
+          })
 
-      "follow" ->
-        response
+        "follow" ->
+          response
 
-      _ ->
-        nil
+        _ ->
+          nil
+      end
+    else
+      _ -> nil
     end
   end
 end

diff --git a/test/web/mastodon_api/views/notification_view_test.exs b/test/web/mastodon_api/views/notification_view_test.exs
index 81ab82e2baa92f0633db431859b3b116993f9d2c..c9043a69ada032c61f404dcf7c96800c9c8ecdd5 100644 (file)
--- a/test/web/mastodon_api/views/notification_view_test.exs
+++ b/test/web/mastodon_api/views/notification_view_test.exs
@@ -100,5 +100,11 @@ defmodule Pleroma.Web.MastodonAPI.NotificationViewTest do
       NotificationView.render("index.json", %{notifications: [notification], for: followed})
 
     assert [expected] == result
+
+    User.perform(:delete, follower)
+    notification = Notification |> Repo.one() |> Repo.preload(:activity)
+
+    assert [] ==
+             NotificationView.render("index.json", %{notifications: [notification], for: followed})
   end
 end