Merge branch 'develop' into 'develop'

Add Follow activity insertion

See merge request !1

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -6,7 +6,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
   def insert(map) when is_map(map) do
     map = Map.put_new_lazy(map, "id", &generate_activity_id/0)
 
-    map = if map["object"] do
+    map = if is_map(map["object"]) do
       object = Map.put_new_lazy(map["object"], "id", &generate_object_id/0)
       Repo.insert!(%Object{data: object})
       Map.put(map, "object", object)

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

@@ -3,6 +3,20 @@ defmodule Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter do
   alias Pleroma.Web.TwitterAPI.Representers.{UserRepresenter, ObjectRepresenter}
   alias Pleroma.Activity
 
+  def to_map(%Activity{data: %{"type" => "Follow"}} = activity, %{user: user} = opts) do
+    %{
+      "id" => activity.id,
+      "user" => UserRepresenter.to_map(user, opts),
+      "attentions" => [],
+      "statusnet_html" => "",  # TODO: add summary
+      "text" => "",
+      "is_local" => true,
+      "is_post_verb" => false,
+      "created_at" => get_in(activity.data, ["published"]),
+      "in_reply_to_status_id" => nil,
+    }
+  end
+
   def to_map(%Activity{} = activity, %{user: user} = opts) do
     content = get_in(activity.data, ["object", "content"])
     published = get_in(activity.data, ["object", "published"])

lib/pleroma/web/twitter_api/twitter_api.ex

@@ -6,8 +6,6 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
   import Ecto.Query
 
   def create_status(user = %User{}, data = %{}) do
-    date = DateTime.utc_now() |> DateTime.to_iso8601
-
     attachments = Enum.map(data["media_ids"] || [], fn (media_id) ->
       Repo.get(Object, media_id).data
     end)
@@ -27,6 +25,8 @@ def create_status(user = %User{}, data = %{}) do
 
     content_html = add_user_links(content, mentions)
 
+    date = make_date()
+
     activity = %{
       "type" => "Create",
       "to" => to,
@@ -103,9 +103,15 @@ def fetch_status(user, id) do
 
   def follow(%User{} = follower, followed_id) do
     with %User{} = followed <- Repo.get(User, followed_id),
-         { :ok, follower } <- User.follow(follower, followed)
+         { :ok, follower } <- User.follow(follower, followed),
+         { :ok, activity } <- ActivityPub.insert(%{
+           "type" => "Follow",
+           "actor" => follower.ap_id,
+           "object" => followed.ap_id,
+           "published" => make_date()
+         })
     do
-      { :ok, follower, followed }
+      { :ok, follower, followed, activity }
     end
   end
 
@@ -178,4 +184,8 @@ defp activity_to_status(activity, opts) do
     mentioned_users = Repo.all(from user in User, where: user.ap_id in ^activity.data["to"])
     ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, mentioned: mentioned_users}))
   end
+
+  defp make_date do
+    DateTime.utc_now() |> DateTime.to_iso8601
+  end
 end

lib/pleroma/web/twitter_api/twitter_api_controller.ex

@@ -44,7 +44,7 @@ def friends_timeline(%{assigns: %{user: user}} = conn, params) do
   end
 
   def follow(%{assigns: %{user: user}} = conn, %{ "user_id" => followed_id }) do
-    { :ok, _user, follower } = TwitterAPI.follow(user, followed_id)
+    { :ok, _user, follower, _activity } = TwitterAPI.follow(user, followed_id)
 
     response = follower |> UserRepresenter.to_json(%{for: user})
 

test/web/twitter_api/twitter_api_test.exs

@@ -107,11 +107,13 @@ test "Follow another user" do
     { :ok, user } = UserBuilder.insert
     { :ok, following } = UserBuilder.insert(%{nickname: "guy"})
 
-    {:ok, user, following } = TwitterAPI.follow(user, following.id)
+    {:ok, user, following, activity } = TwitterAPI.follow(user, following.id)
 
     user = Repo.get(User, user.id)
+    follow = Repo.get(Activity, activity.id)
 
     assert user.following == [User.ap_followers(following)]
+    assert follow == activity
   end
 
   test "Unfollow another user" do