Merge branch 'following-state-bug' into 'develop'

Fix Following status bug

See merge request pleroma/pleroma!4251

changelog.d/following-state.fix

@@ -0,0 +1 @@
+Resolved edge case where the API can report you are following a user but the relationship is not fully established.

lib/pleroma/web/mastodon_api/views/account_view.ex

@@ -92,14 +92,13 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
         User.get_follow_state(reading_user, target)
       end
 
-    followed_by =
-      if following_relationships do
-        case FollowingRelationship.find(following_relationships, target, reading_user) do
-          %{state: :follow_accept} -> true
-          _ -> false
-        end
-      else
-        User.following?(target, reading_user)
+    followed_by = FollowingRelationship.following?(target, reading_user)
+    following = FollowingRelationship.following?(reading_user, target)
+
+    requested =
+      cond do
+        following -> false
+        true -> match?(:follow_pending, follow_state)
       end
 
     subscribing =
@@ -114,7 +113,7 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
     # NOTE: adjust UserRelationship.view_relationships_option/2 on new relation-related flags
     %{
       id: to_string(target.id),
-      following: follow_state == :follow_accept,
+      following: following,
       followed_by: followed_by,
       blocking:
         UserRelationship.exists?(
@@ -150,7 +149,7 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
         ),
       subscribing: subscribing,
       notifying: subscribing,
-      requested: follow_state == :follow_pending,
+      requested: requested,
       domain_blocking: User.blocks_domain?(reading_user, target),
       showing_reblogs:
         not UserRelationship.exists?(

mix.lock

@@ -22,7 +22,7 @@
   "cowboy": {:hex, :cowboy, "2.12.0", "f276d521a1ff88b2b9b4c54d0e753da6c66dd7be6c9fca3d9418b561828a3731", [:make, :rebar3], [{:cowlib, "2.13.0", [hex: :cowlib, repo: "hexpm", optional: false]}, {:ranch, "1.8.0", [hex: :ranch, repo: "hexpm", optional: false]}], "hexpm", "8a7abe6d183372ceb21caa2709bec928ab2b72e18a3911aa1771639bef82651e"},
   "cowboy_telemetry": {:hex, :cowboy_telemetry, "0.4.0", "f239f68b588efa7707abce16a84d0d2acf3a0f50571f8bb7f56a15865aae820c", [:rebar3], [{:cowboy, "~> 2.7", [hex: :cowboy, repo: "hexpm", optional: false]}, {:telemetry, "~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "7d98bac1ee4565d31b62d59f8823dfd8356a169e7fcbb83831b8a5397404c9de"},
   "cowlib": {:hex, :cowlib, "2.13.0", "db8f7505d8332d98ef50a3ef34b34c1afddec7506e4ee4dd4a3a266285d282ca", [:make, :rebar3], [], "hexpm", "e1e1284dc3fc030a64b1ad0d8382ae7e99da46c3246b815318a4b848873800a4"},
-  "credo": {:hex, :credo, "1.7.3", "05bb11eaf2f2b8db370ecaa6a6bda2ec49b2acd5e0418bc106b73b07128c0436", [:mix], [{:bunt, "~> 0.2.1 or ~> 1.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2 or ~> 1.0", [hex: :file_system, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "35ea675a094c934c22fb1dca3696f3c31f2728ae6ef5a53b5d648c11180a4535"},
+  "credo": {:hex, :credo, "1.7.7", "771445037228f763f9b2afd612b6aa2fd8e28432a95dbbc60d8e03ce71ba4446", [:mix], [{:bunt, "~> 0.2.1 or ~> 1.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2 or ~> 1.0", [hex: :file_system, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "8bc87496c9aaacdc3f90f01b7b0582467b69b4bd2441fe8aae3109d843cc2f2e"},
   "crontab": {:hex, :crontab, "1.1.8", "2ce0e74777dfcadb28a1debbea707e58b879e6aa0ffbf9c9bb540887bce43617", [:mix], [{:ecto, "~> 1.0 or ~> 2.0 or ~> 3.0", [hex: :ecto, repo: "hexpm", optional: true]}], "hexpm"},
   "custom_base": {:hex, :custom_base, "0.2.1", "4a832a42ea0552299d81652aa0b1f775d462175293e99dfbe4d7dbaab785a706", [:mix], [], "hexpm", "8df019facc5ec9603e94f7270f1ac73ddf339f56ade76a721eaa57c1493ba463"},
   "db_connection": {:hex, :db_connection, "2.7.0", "b99faa9291bb09892c7da373bb82cba59aefa9b36300f6145c5f201c7adf48ec", [:mix], [{:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "dcf08f31b2701f857dfc787fbad78223d61a32204f217f15e881dd93e4bdd3ff"},

test/pleroma/web/mastodon_api/views/account_view_test.exs

@@ -456,6 +456,45 @@ defmodule Pleroma.Web.MastodonAPI.AccountViewTest do
       test_relationship_rendering(user, other_user, expected)
     end
 
+    test "relationship does not indicate following if a FollowingRelationship is missing" do
+      user = insert(:user)
+      other_user = insert(:user, local: false)
+
+      # Create a follow relationship with the real Follow Activity and Accept it
+      assert {:ok, _, _, _} = CommonAPI.follow(other_user, user)
+      assert {:ok, _} = CommonAPI.accept_follow_request(user, other_user)
+
+      assert %{data: %{"state" => "accept"}} =
+               Pleroma.Web.ActivityPub.Utils.fetch_latest_follow(user, other_user)
+
+      # Fetch the relationship and forcibly delete it to simulate
+      # a Follow Accept that did not complete processing
+      %{following_relationships: [relationship]} =
+        Pleroma.UserRelationship.view_relationships_option(user, [other_user])
+
+      assert {:ok, _} = Pleroma.Repo.delete(relationship)
+
+      assert %{following_relationships: [], user_relationships: []} ==
+               Pleroma.UserRelationship.view_relationships_option(user, [other_user])
+
+      expected =
+        Map.merge(
+          @blank_response,
+          %{
+            following: false,
+            followed_by: false,
+            muting: false,
+            muting_notifications: false,
+            subscribing: false,
+            notifying: false,
+            showing_reblogs: true,
+            id: to_string(other_user.id)
+          }
+        )
+
+      test_relationship_rendering(user, other_user, expected)
+    end
+
     test "represent a relationship for the blocking and blocked user" do
       user = insert(:user)
       other_user = insert(:user)