Add user timeline fetching without credentials

lib/pleroma/web/router.ex

@@ -23,6 +23,7 @@ def user_fetcher(username) do
     pipe_through :api
     get "/statuses/public_timeline", TwitterAPI.Controller, :public_timeline
     get "/statuses/public_and_external_timeline", TwitterAPI.Controller, :public_timeline
+    get "/statuses/user_timeline", TwitterAPI.Controller, :user_timeline
     get "/statuses/show/:id", TwitterAPI.Controller, :fetch_status
     get "/statusnet/conversation/:id", TwitterAPI.Controller, :fetch_conversation
     get "/statusnet/config", TwitterAPI.Controller, :config
@@ -37,7 +38,6 @@ def user_fetcher(username) do
     post "/statuses/update", TwitterAPI.Controller, :status_update
     get "/statuses/home_timeline", TwitterAPI.Controller, :friends_timeline
     get "/statuses/friends_timeline", TwitterAPI.Controller, :friends_timeline
-    get "/statuses/user_timeline", TwitterAPI.Controller, :user_timeline
     post "/friendships/create", TwitterAPI.Controller, :follow
     post "/friendships/destroy", TwitterAPI.Controller, :unfollow
     post "/statusnet/media/upload", TwitterAPI.Controller, :upload

lib/pleroma/web/twitter_api/twitter_api.ex

@@ -81,8 +81,7 @@ def fetch_public_statuses(user, opts \\ %{}) do
   end
 
   def fetch_user_statuses(user, opts \\ %{}) do
-    target = get_user(user, opts)
-    ActivityPub.fetch_activities([], Map.merge(opts, %{"actor_id" => target.ap_id}))
+    ActivityPub.fetch_activities([], opts)
     |> activities_to_statuses(%{for: user})
   end
 
@@ -250,12 +249,37 @@ def register_user(params) do
       {:ok, UserRepresenter.to_map(user)}
     else
       {:error, changeset} ->
-        errors = Ecto.Changeset.traverse_errors(changeset, fn {msg, opts} -> msg end)
-        |> Poison.encode!
+        errors = Ecto.Changeset.traverse_errors(changeset, fn {msg, _opts} -> msg end)
+      |> Poison.encode!
         {:error, %{error: errors}}
     end
   end
 
+  def get_user(user, params) do
+    case params do
+      %{ "user_id" => user_id } ->
+        case target = Repo.get(User, user_id) do
+          nil ->
+            {:error, "No user with such user_id"}
+          _ ->
+            {:ok, target}
+        end
+      %{ "screen_name" => nickname } ->
+        case target = Repo.get_by(User, nickname: nickname) do
+          nil ->
+            {:error, "No user with such screen_name"}
+          _ ->
+            {:ok, target}
+        end
+      _ ->
+        if user do
+          {:ok, user}
+        else
+          {:error, "You need to specify screen_name of user_id"}
+        end
+    end
+  end
+
   defp activities_to_statuses(activities, opts) do
     Enum.map(activities, fn(activity) ->
       activity_to_status(activity, opts)
@@ -296,15 +320,4 @@ defp activity_to_status(activity, opts) do
   defp make_date do
     DateTime.utc_now() |> DateTime.to_iso8601
   end
-
-  defp get_user(user, params) do
-    case params do
-      %{ "user_id" => user_id } ->
-        Repo.get(User, user_id)
-      %{ "screen_name" => nickname } ->
-        Repo.get_by!(User, nickname: nickname)
-      _ ->
-        user
-    end
-  end
 end

lib/pleroma/web/twitter_api/twitter_api_controller.ex

@@ -45,9 +45,15 @@ def friends_timeline(%{assigns: %{user: user}} = conn, params) do
   end
 
   def user_timeline(%{assigns: %{user: user}} = conn, params) do
-    statuses = TwitterAPI.fetch_user_statuses(user, params)
-    conn
-    |> json_reply(200, statuses |> Poison.encode!)
+    case TwitterAPI.get_user(user, params) do
+      {:ok, target_user} ->
+        params = Map.merge(params, %{"actor_id" => target_user.ap_id})
+        statuses  = TwitterAPI.fetch_user_statuses(user, params)
+        conn
+        |> json_reply(200, statuses |> Poison.encode!)
+      {:error, msg} ->
+        bad_request_reply(conn, msg)
+    end
   end
 
   def follow(%{assigns: %{user: user}} = conn, %{ "user_id" => followed_id }) do
@@ -148,6 +154,11 @@ def register(conn, params) do
     end
   end
 
+  defp bad_request_reply(conn, error_message) do
+    json = Poison.encode!(%{"error" => error_message})
+    json_reply(conn, 400, json)
+  end
+
   defp json_reply(conn, status, json) do
     conn
     |> put_resp_content_type("application/json")

test/web/twitter_api/twitter_api_test.exs

@@ -102,19 +102,33 @@ test "fetch friends' statuses" do
     assert Enum.at(statuses, 1) == ActivityRepresenter.to_map(direct_activity, %{user: activity_user, mentioned: [user]})
   end
 
+  test "get a user by params" do
+    user1_result = {:ok, user1} = UserBuilder.insert(%{ap_id: "some id", email: "test@pleroma"})
+    {:ok, user2} = UserBuilder.insert(%{ap_id: "some other id", nickname: "testname2", email: "test2@pleroma"})
+
+    assert {:error, "You need to specify screen_name of user_id"} == TwitterAPI.get_user(nil, nil)
+    assert user1_result == TwitterAPI.get_user(nil, %{"user_id" => user1.id})
+    assert user1_result == TwitterAPI.get_user(nil, %{"screen_name" => user1.nickname})
+    assert user1_result == TwitterAPI.get_user(user1, nil)
+    assert user1_result == TwitterAPI.get_user(user2, %{"user_id" => user1.id})
+    assert user1_result == TwitterAPI.get_user(user2, %{"screen_name" => user1.nickname})
+    assert {:error, "No user with such screen_name"} == TwitterAPI.get_user(nil, %{"screen_name" => "Satan"})
+    assert {:error, "No user with such user_id"} == TwitterAPI.get_user(nil, %{"user_id" => 666})
+  end
+
   test "fetch user's statuses" do
-    {:ok, user1} = UserBuilder.insert(%{ap_id: "some id"})
-    {:ok, user2} = UserBuilder.insert(%{ap_id: "some other id", nickname: "testname2"})
+    {:ok, user1} = UserBuilder.insert(%{ap_id: "some id", email: "test@pleroma"})
+    {:ok, user2} = UserBuilder.insert(%{ap_id: "some other id", nickname: "testname2", email: "test2@pleroma"})
 
     {:ok, status1} = ActivityBuilder.insert(%{"id" => 1}, %{user: user1})
     {:ok, status2} = ActivityBuilder.insert(%{"id" => 2}, %{user: user2})
 
-    user1_statuses = TwitterAPI.fetch_user_statuses(user1, %{})
+    user1_statuses = TwitterAPI.fetch_user_statuses(user1, %{"actor_id" => user1.ap_id})
 
     assert length(user1_statuses) == 1
     assert Enum.at(user1_statuses, 0) == ActivityRepresenter.to_map(status1, %{user: user1})
 
-    user2_statuses = TwitterAPI.fetch_user_statuses(user1, %{"screen_name" => user2.nickname })
+    user2_statuses = TwitterAPI.fetch_user_statuses(user1, %{"actor_id" => user2.ap_id})
 
     assert length(user2_statuses) == 1
     assert Enum.at(user2_statuses, 0) == ActivityRepresenter.to_map(status2, %{user: user2})