From f9828e578cf4c193fb35cbcc55133cd8e615755d Mon Sep 17 00:00:00 2001
From: eal <eal@waifu.club>
Date: Tue, 14 Nov 2017 17:34:48 +0200
Subject: [PATCH] TwitterAPI: Add /users/show.

---
 lib/pleroma/web/router.ex                     |  1 +
 .../web/twitter_api/twitter_api_controller.ex | 13 ++++++
 .../twitter_api_controller_test.exs           | 40 +++++++++++++++++++
 3 files changed, 54 insertions(+)

diff --git a/lib/pleroma/web/router.ex b/lib/pleroma/web/router.ex
index 8fe1d8ec6..71b4a3692 100644
--- a/lib/pleroma/web/router.ex
+++ b/lib/pleroma/web/router.ex
@@ -140,6 +140,7 @@ def user_fetcher(username) do
     get "/statuses/networkpublic_timeline", TwitterAPI.Controller, :public_and_external_timeline
     get "/statuses/user_timeline", TwitterAPI.Controller, :user_timeline
     get "/qvitter/statuses/user_timeline", TwitterAPI.Controller, :user_timeline
+    get "/users/show", TwitterAPI.Controller, :show_user
 
     get "/statuses/show/:id", TwitterAPI.Controller, :fetch_status
     get "/statusnet/conversation/:id", TwitterAPI.Controller, :fetch_conversation
diff --git a/lib/pleroma/web/twitter_api/twitter_api_controller.ex b/lib/pleroma/web/twitter_api/twitter_api_controller.ex
index 125eb8a1e..5e50c3b18 100644
--- a/lib/pleroma/web/twitter_api/twitter_api_controller.ex
+++ b/lib/pleroma/web/twitter_api/twitter_api_controller.ex
@@ -65,6 +65,19 @@ def friends_timeline(%{assigns: %{user: user}} = conn, params) do
     |> json_reply(200, json)
   end
 
+  def show_user(conn, params) do
+    with {:ok, shown} <- TwitterAPI.get_user(params) do
+      if user = conn.assigns.user do
+        render conn, UserView, "show.json", %{user: shown, for: user}
+      else
+        render conn, UserView, "show.json", %{user: shown}
+      end
+    else
+      {:error, msg} ->
+        bad_request_reply(conn, msg)
+    end
+  end
+
   def user_timeline(%{assigns: %{user: user}} = conn, params) do
     case TwitterAPI.get_user(user, params) do
       {:ok, target_user} ->
diff --git a/test/web/twitter_api/twitter_api_controller_test.exs b/test/web/twitter_api/twitter_api_controller_test.exs
index 6bdf29a13..b886536d6 100644
--- a/test/web/twitter_api/twitter_api_controller_test.exs
+++ b/test/web/twitter_api/twitter_api_controller_test.exs
@@ -6,6 +6,7 @@ defmodule Pleroma.Web.TwitterAPI.ControllerTest do
   alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.TwitterAPI.UserView
   alias Pleroma.Web.CommonAPI
+  alias Pleroma.Web.TwitterAPI.TwitterAPI
 
   import Pleroma.Factory
 
@@ -101,6 +102,45 @@ test "returns one status", %{conn: conn} do
     end
   end
 
+  describe "GET /users/show.json" do
+    test "gets user with screen_name", %{conn: conn} do
+      user = insert(:user)
+
+      conn = conn
+      |> get("/api/users/show.json", %{"screen_name" => user.nickname})
+
+      response = json_response(conn, 200)
+
+      assert response["id"] == user.id
+    end
+
+    test "gets user with user_id", %{conn: conn} do
+      user = insert(:user)
+
+      conn = conn
+      |> get("/api/users/show.json", %{"user_id" => user.id})
+
+      response = json_response(conn, 200)
+
+      assert response["id"] == user.id
+    end
+
+    test "gets a user for a logged in user", %{conn: conn} do
+      user = insert(:user)
+      logged_in = insert(:user)
+
+      {:ok, logged_in, user, _activity} = TwitterAPI.follow(logged_in, %{"user_id" => user.id})
+
+      conn = conn
+      |> with_credentials(logged_in.nickname, "test")
+      |> get("/api/users/show.json", %{"user_id" => user.id})
+
+      response = json_response(conn, 200)
+
+      assert response["following"] == true
+    end
+  end
+
   describe "GET /statusnet/conversation/:id.json" do
     test "returns the statuses in the conversation", %{conn: conn} do
       {:ok, _user} = UserBuilder.insert