Accept `reason` in POST /api/v1/accounts and store in DB

lib/pleroma/user.ex

@@ -107,6 +107,7 @@ defmodule Pleroma.User do
     field(:confirmation_pending, :boolean, default: false)
     field(:password_reset_pending, :boolean, default: false)
     field(:approval_pending, :boolean, default: false)
+    field(:registration_reason, :string, default: nil)
     field(:confirmation_token, :string, default: nil)
     field(:default_scope, :string, default: "public")
     field(:domain_blocks, {:array, :string}, default: [])
@@ -653,7 +654,8 @@ def register_changeset(struct, params \\ %{}, opts \\ []) do
       :password,
       :password_confirmation,
       :emoji,
-      :accepts_chat_messages
+      :accepts_chat_messages,
+      :registration_reason
     ])
     |> validate_required([:name, :nickname, :password, :password_confirmation])
     |> validate_confirmation(:password)

lib/pleroma/web/twitter_api/twitter_api.ex

@@ -19,6 +19,7 @@ def register_user(params, opts \\ []) do
       |> Map.put(:nickname, params[:username])
       |> Map.put(:name, Map.get(params, :fullname, params[:username]))
       |> Map.put(:password_confirmation, params[:password])
+      |> Map.put(:registration_reason, params[:reason])
 
     if Pleroma.Config.get([:instance, :registrations_open]) do
       create_user(params, opts)

priv/repo/migrations/20200714043918_add_registration_reason_to_users.exs

@@ -0,0 +1,9 @@
+defmodule Pleroma.Repo.Migrations.AddRegistrationReasonToUsers do
+  use Ecto.Migration
+
+  def change do
+    alter table(:users) do
+      add(:registration_reason, :string)
+    end
+  end
+end

test/web/mastodon_api/controllers/account_controller_test.exs

@@ -885,6 +885,7 @@ test "blocking / unblocking a user" do
     end
 
     setup do: clear_config([:instance, :account_activation_required])
+    setup do: clear_config([:instance, :account_approval_required])
 
     test "Account registration via Application", %{conn: conn} do
       conn =
@@ -949,6 +950,75 @@ test "Account registration via Application", %{conn: conn} do
       assert token_from_db.user.confirmation_pending
     end
 
+    test "Account registration via app with account_approval_required", %{conn: conn} do
+      Pleroma.Config.put([:instance, :account_approval_required], true)
+
+      conn =
+        conn
+        |> put_req_header("content-type", "application/json")
+        |> post("/api/v1/apps", %{
+          client_name: "client_name",
+          redirect_uris: "urn:ietf:wg:oauth:2.0:oob",
+          scopes: "read, write, follow"
+        })
+
+      assert %{
+               "client_id" => client_id,
+               "client_secret" => client_secret,
+               "id" => _,
+               "name" => "client_name",
+               "redirect_uri" => "urn:ietf:wg:oauth:2.0:oob",
+               "vapid_key" => _,
+               "website" => nil
+             } = json_response_and_validate_schema(conn, 200)
+
+      conn =
+        post(conn, "/oauth/token", %{
+          grant_type: "client_credentials",
+          client_id: client_id,
+          client_secret: client_secret
+        })
+
+      assert %{"access_token" => token, "refresh_token" => refresh, "scope" => scope} =
+               json_response(conn, 200)
+
+      assert token
+      token_from_db = Repo.get_by(Token, token: token)
+      assert token_from_db
+      assert refresh
+      assert scope == "read write follow"
+
+      conn =
+        build_conn()
+        |> put_req_header("content-type", "multipart/form-data")
+        |> put_req_header("authorization", "Bearer " <> token)
+        |> post("/api/v1/accounts", %{
+          username: "lain",
+          email: "lain@example.org",
+          password: "PlzDontHackLain",
+          bio: "Test Bio",
+          agreement: true,
+          reason: "I'm a cool dude, bro"
+        })
+
+      %{
+        "access_token" => token,
+        "created_at" => _created_at,
+        "scope" => ^scope,
+        "token_type" => "Bearer"
+      } = json_response_and_validate_schema(conn, 200)
+
+      token_from_db = Repo.get_by(Token, token: token)
+      assert token_from_db
+      token_from_db = Repo.preload(token_from_db, :user)
+      assert token_from_db.user
+
+      assert token_from_db.user.confirmation_pending
+      assert token_from_db.user.approval_pending
+
+      assert token_from_db.user.registration_reason == "I'm a cool dude, bro"
+    end
+
     test "returns error when user already registred", %{conn: conn, valid_params: valid_params} do
       _user = insert(:user, email: "lain@example.org")
       app_token = insert(:oauth_token, user: nil)