Extract follow requests actions from `MastodonAPIController` to `FollowRequestController`

lib/pleroma/web/mastodon_api/controllers/follow_request_controller.ex

@@ -0,0 +1,49 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.FollowRequestController do
+  use Pleroma.Web, :controller
+
+  alias Pleroma.User
+  alias Pleroma.Web.CommonAPI
+
+  plug(:put_view, Pleroma.Web.MastodonAPI.AccountView)
+  plug(:assign_follower when action != :index)
+
+  action_fallback(:errors)
+
+  @doc "GET /api/v1/follow_requests"
+  def index(%{assigns: %{user: followed}} = conn, _params) do
+    follow_requests = User.get_follow_requests(followed)
+
+    render(conn, "accounts.json", for: followed, users: follow_requests, as: :user)
+  end
+
+  @doc "POST /api/v1/follow_requests/:id/authorize"
+  def authorize(%{assigns: %{user: followed, follower: follower}} = conn, _params) do
+    with {:ok, follower} <- CommonAPI.accept_follow_request(follower, followed) do
+      render(conn, "relationship.json", user: followed, target: follower)
+    end
+  end
+
+  @doc "POST /api/v1/follow_requests/:id/reject"
+  def reject(%{assigns: %{user: followed, follower: follower}} = conn, _params) do
+    with {:ok, follower} <- CommonAPI.reject_follow_request(follower, followed) do
+      render(conn, "relationship.json", user: followed, target: follower)
+    end
+  end
+
+  defp assign_follower(%{params: %{"id" => id}} = conn, _) do
+    case User.get_cached_by_id(id) do
+      %User{} = follower -> assign(conn, :follower, follower)
+      nil -> Pleroma.Web.MastodonAPI.FallbackController.call(conn, {:error, :not_found}) |> halt()
+    end
+  end
+
+  defp errors(conn, {:error, message}) do
+    conn
+    |> put_status(:forbidden)
+    |> json(%{error: message})
+  end
+end

lib/pleroma/web/mastodon_api/controllers/mastodon_api_controller.ex

@@ -550,42 +550,6 @@ def following(%{assigns: %{user: for_user}} = conn, %{"id" => id} = params) do
     end
   end
 
-  def follow_requests(%{assigns: %{user: followed}} = conn, _params) do
-    follow_requests = User.get_follow_requests(followed)
-
-    conn
-    |> put_view(AccountView)
-    |> render("accounts.json", %{for: followed, users: follow_requests, as: :user})
-  end
-
-  def authorize_follow_request(%{assigns: %{user: followed}} = conn, %{"id" => id}) do
-    with %User{} = follower <- User.get_cached_by_id(id),
-         {:ok, follower} <- CommonAPI.accept_follow_request(follower, followed) do
-      conn
-      |> put_view(AccountView)
-      |> render("relationship.json", %{user: followed, target: follower})
-    else
-      {:error, message} ->
-        conn
-        |> put_status(:forbidden)
-        |> json(%{error: message})
-    end
-  end
-
-  def reject_follow_request(%{assigns: %{user: followed}} = conn, %{"id" => id}) do
-    with %User{} = follower <- User.get_cached_by_id(id),
-         {:ok, follower} <- CommonAPI.reject_follow_request(follower, followed) do
-      conn
-      |> put_view(AccountView)
-      |> render("relationship.json", %{user: followed, target: follower})
-    else
-      {:error, message} ->
-        conn
-        |> put_status(:forbidden)
-        |> json(%{error: message})
-    end
-  end
-
   def follow(%{assigns: %{user: follower}} = conn, %{"id" => id}) do
     with {_, %User{} = followed} <- {:followed, User.get_cached_by_id(id)},
          {_, true} <- {:followed, follower.id != followed.id},

lib/pleroma/web/router.ex

@@ -323,7 +323,7 @@ defmodule Pleroma.Web.Router do
       get("/accounts/:id/lists", MastodonAPIController, :account_lists)
       get("/accounts/:id/identity_proofs", MastodonAPIController, :empty_array)
 
-      get("/follow_requests", MastodonAPIController, :follow_requests)
+      get("/follow_requests", FollowRequestController, :index)
       get("/blocks", MastodonAPIController, :blocks)
       get("/mutes", MastodonAPIController, :mutes)
 
@@ -419,8 +419,8 @@ defmodule Pleroma.Web.Router do
       post("/accounts/:id/mute", MastodonAPIController, :mute)
       post("/accounts/:id/unmute", MastodonAPIController, :unmute)
 
-      post("/follow_requests/:id/authorize", MastodonAPIController, :authorize_follow_request)
-      post("/follow_requests/:id/reject", MastodonAPIController, :reject_follow_request)
+      post("/follow_requests/:id/authorize", FollowRequestController, :authorize)
+      post("/follow_requests/:id/reject", FollowRequestController, :reject)
 
       post("/domain_blocks", MastodonAPIController, :block_domain)
       delete("/domain_blocks", MastodonAPIController, :unblock_domain)

test/web/mastodon_api/controllers/follow_request_controller_test.exs

@@ -0,0 +1,81 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.FollowRequestControllerTest do
+  use Pleroma.Web.ConnCase
+
+  alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.ActivityPub
+
+  import Pleroma.Factory
+
+  describe "locked accounts" do
+    test "/api/v1/follow_requests works" do
+      user = insert(:user, %{info: %User.Info{locked: true}})
+      other_user = insert(:user)
+
+      {:ok, _activity} = ActivityPub.follow(other_user, user)
+
+      user = User.get_cached_by_id(user.id)
+      other_user = User.get_cached_by_id(other_user.id)
+
+      assert User.following?(other_user, user) == false
+
+      conn =
+        build_conn()
+        |> assign(:user, user)
+        |> get("/api/v1/follow_requests")
+
+      assert [relationship] = json_response(conn, 200)
+      assert to_string(other_user.id) == relationship["id"]
+    end
+
+    test "/api/v1/follow_requests/:id/authorize works" do
+      user = insert(:user, %{info: %User.Info{locked: true}})
+      other_user = insert(:user)
+
+      {:ok, _activity} = ActivityPub.follow(other_user, user)
+
+      user = User.get_cached_by_id(user.id)
+      other_user = User.get_cached_by_id(other_user.id)
+
+      assert User.following?(other_user, user) == false
+
+      conn =
+        build_conn()
+        |> assign(:user, user)
+        |> post("/api/v1/follow_requests/#{other_user.id}/authorize")
+
+      assert relationship = json_response(conn, 200)
+      assert to_string(other_user.id) == relationship["id"]
+
+      user = User.get_cached_by_id(user.id)
+      other_user = User.get_cached_by_id(other_user.id)
+
+      assert User.following?(other_user, user) == true
+    end
+
+    test "/api/v1/follow_requests/:id/reject works" do
+      user = insert(:user, %{info: %User.Info{locked: true}})
+      other_user = insert(:user)
+
+      {:ok, _activity} = ActivityPub.follow(other_user, user)
+
+      user = User.get_cached_by_id(user.id)
+
+      conn =
+        build_conn()
+        |> assign(:user, user)
+        |> post("/api/v1/follow_requests/#{other_user.id}/reject")
+
+      assert relationship = json_response(conn, 200)
+      assert to_string(other_user.id) == relationship["id"]
+
+      user = User.get_cached_by_id(user.id)
+      other_user = User.get_cached_by_id(other_user.id)
+
+      assert User.following?(other_user, user) == false
+    end
+  end
+end

test/web/mastodon_api/mastodon_api_controller_test.exs

@@ -570,51 +570,6 @@ test "returns uploaded image", %{conn: conn, image: image} do
   end
 
   describe "locked accounts" do
-    test "/api/v1/follow_requests works" do
-      user = insert(:user, %{info: %User.Info{locked: true}})
-      other_user = insert(:user)
-
-      {:ok, _activity} = ActivityPub.follow(other_user, user)
-
-      user = User.get_cached_by_id(user.id)
-      other_user = User.get_cached_by_id(other_user.id)
-
-      assert User.following?(other_user, user) == false
-
-      conn =
-        build_conn()
-        |> assign(:user, user)
-        |> get("/api/v1/follow_requests")
-
-      assert [relationship] = json_response(conn, 200)
-      assert to_string(other_user.id) == relationship["id"]
-    end
-
-    test "/api/v1/follow_requests/:id/authorize works" do
-      user = insert(:user, %{info: %User.Info{locked: true}})
-      other_user = insert(:user)
-
-      {:ok, _activity} = ActivityPub.follow(other_user, user)
-
-      user = User.get_cached_by_id(user.id)
-      other_user = User.get_cached_by_id(other_user.id)
-
-      assert User.following?(other_user, user) == false
-
-      conn =
-        build_conn()
-        |> assign(:user, user)
-        |> post("/api/v1/follow_requests/#{other_user.id}/authorize")
-
-      assert relationship = json_response(conn, 200)
-      assert to_string(other_user.id) == relationship["id"]
-
-      user = User.get_cached_by_id(user.id)
-      other_user = User.get_cached_by_id(other_user.id)
-
-      assert User.following?(other_user, user) == true
-    end
-
     test "verify_credentials", %{conn: conn} do
       user = insert(:user, %{info: %User.Info{default_scope: "private"}})
 
@@ -626,28 +581,6 @@ test "verify_credentials", %{conn: conn} do
       assert %{"id" => id, "source" => %{"privacy" => "private"}} = json_response(conn, 200)
       assert id == to_string(user.id)
     end
-
-    test "/api/v1/follow_requests/:id/reject works" do
-      user = insert(:user, %{info: %User.Info{locked: true}})
-      other_user = insert(:user)
-
-      {:ok, _activity} = ActivityPub.follow(other_user, user)
-
-      user = User.get_cached_by_id(user.id)
-
-      conn =
-        build_conn()
-        |> assign(:user, user)
-        |> post("/api/v1/follow_requests/#{other_user.id}/reject")
-
-      assert relationship = json_response(conn, 200)
-      assert to_string(other_user.id) == relationship["id"]
-
-      user = User.get_cached_by_id(user.id)
-      other_user = User.get_cached_by_id(other_user.id)
-
-      assert User.following?(other_user, user) == false
-    end
   end
 
   describe "account fetching" do