Return user specific json for logged in users.

lib/pleroma/user.ex

@@ -53,4 +53,8 @@ defmodule Pleroma.User do
     |> follow_changeset(%{following: following})
     |> Repo.update
   end
+
+  def following?(%User{} = follower, %User{} = followed) do
+    Enum.member?(follower.following, User.ap_followers(followed))
+  end
 end

lib/pleroma/web/twitter_api/representers/activity_representer.ex

@@ -3,12 +3,12 @@ defmodule Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter do
   alias Pleroma.Web.TwitterAPI.Representers.UserRepresenter
   alias Pleroma.Activity
 
-  def to_map(%Activity{} = activity, %{user: user}) do
+  def to_map(%Activity{} = activity, %{user: user} = opts) do
     content = get_in(activity.data, ["object", "content"])
     published = get_in(activity.data, ["object", "published"])
     %{
       "id" => activity.id,
-      "user" => UserRepresenter.to_map(user),
+      "user" => UserRepresenter.to_map(user, opts),
       "attentions" => [],
       "statusnet_html" => content,
       "text" => content,

lib/pleroma/web/twitter_api/representers/user_representer.ex

@@ -1,14 +1,23 @@
 defmodule Pleroma.Web.TwitterAPI.Representers.UserRepresenter do
   use Pleroma.Web.TwitterAPI.Representers.BaseRepresenter
+  alias Pleroma.User
+
+  def to_map(user, opts \\ %{}) do
 
-  def to_map(user, options) do
     image = "https://placehold.it/48x48"
+
+    following = if opts[:for] do
+      User.following?(opts[:for], user)
+    else
+      false
+    end
+
     map = %{
       "id" => user.id,
       "name" => user.name,
       "screen_name" => user.nickname,
       "description" => user.bio,
-      "following" => false,
+      "following" => following,
       # Fake fields
       "favourites_count" => 0,
       "statuses_count" => 0,

lib/pleroma/web/twitter_api/twitter_api.ex

@@ -26,12 +26,12 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
 
   def fetch_friend_statuses(user, opts \\ %{}) do
     ActivityPub.fetch_activities(user.following, opts)
-    |> activities_to_statuses
+    |> activities_to_statuses(%{for: user})
   end
 
-  def fetch_public_statuses(opts \\ %{}) do
+  def fetch_public_statuses(user, opts \\ %{}) do
     ActivityPub.fetch_public_activities(opts)
-    |> activities_to_statuses
+    |> activities_to_statuses(%{for: user})
   end
 
   def follow(%User{} = follower, followed_id) do
@@ -50,11 +50,11 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
     end
   end
 
-  defp activities_to_statuses(activities) do
+  defp activities_to_statuses(activities, opts) do
     Enum.map(activities, fn(activity) ->
       actor = get_in(activity.data, ["actor"])
       user = Repo.get_by!(User, ap_id: actor)
-      ActivityRepresenter.to_map(activity, %{user: user})
+      ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user}))
     end)
   end
 end

lib/pleroma/web/twitter_api/twitter_api_controller.ex

@@ -4,7 +4,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
   alias Pleroma.Web.TwitterAPI.Representers.{UserRepresenter, ActivityRepresenter}
 
   def verify_credentials(%{assigns: %{user: user}} = conn, _params) do
-    response = user |> UserRepresenter.to_json
+    response = user |> UserRepresenter.to_json(%{for: user})
 
     conn
     |> json_reply(200, response)
@@ -16,8 +16,8 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
     |> json_reply(200, ActivityRepresenter.to_json(activity, %{user: user}))
   end
 
-  def public_timeline(conn, params) do
-    statuses = TwitterAPI.fetch_public_statuses(params)
+  def public_timeline(%{assigns: %{user: user}} = conn, params) do
+    statuses = TwitterAPI.fetch_public_statuses(user, params)
     {:ok, json} = Poison.encode(statuses)
 
     conn
@@ -35,22 +35,21 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
   def follow(%{assigns: %{user: user}} = conn, %{ "user_id" => followed_id }) do
     { :ok, _user, follower } = TwitterAPI.follow(user, followed_id)
 
-    response = follower |> UserRepresenter.to_json
+    response = follower |> UserRepresenter.to_json(%{for: user})
 
     conn
     |> json_reply(200, response)
   end
 
   def unfollow(%{assigns: %{user: user}} = conn, %{ "user_id" => followed_id }) do
-    { :ok, _user, follower } = TwitterAPI.unfollow(user, followed_id)
+    { :ok, user, follower } = TwitterAPI.unfollow(user, followed_id)
 
-    response = follower |> UserRepresenter.to_json
+    response = follower |> UserRepresenter.to_json(%{for: user})
 
     conn
     |> json_reply(200, response)
   end
 
-
   defp json_reply(conn, status, json) do
     conn
     |> put_resp_content_type("application/json")