From 8075badafe60d396c236d8d6d911cbb60ae9c5b6 Mon Sep 17 00:00:00 2001
From: dtluna <dtluna@openmailbox.org>
Date: Tue, 4 Apr 2017 03:30:07 +0300
Subject: [PATCH 1/4] Add Follow activity insertion

---
 lib/pleroma/web/activity_pub/activity_pub.ex          | 2 +-
 lib/pleroma/web/twitter_api/twitter_api.ex            | 9 +++++++--
 lib/pleroma/web/twitter_api/twitter_api_controller.ex | 2 +-
 test/web/twitter_api/twitter_api_test.exs             | 4 +++-
 4 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index b01def693..ec9c5e970 100644
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/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)
diff --git a/lib/pleroma/web/twitter_api/twitter_api.ex b/lib/pleroma/web/twitter_api/twitter_api.ex
index 2aaa73b78..e1b6f2487 100644
--- a/lib/pleroma/web/twitter_api/twitter_api.ex
+++ b/lib/pleroma/web/twitter_api/twitter_api.ex
@@ -103,9 +103,14 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI 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
+         })
     do
-      { :ok, follower, followed }
+      { :ok, follower, followed, activity }
     end
   end
 
diff --git a/lib/pleroma/web/twitter_api/twitter_api_controller.ex b/lib/pleroma/web/twitter_api/twitter_api_controller.ex
index 2154f34f7..a13a205fc 100644
--- a/lib/pleroma/web/twitter_api/twitter_api_controller.ex
+++ b/lib/pleroma/web/twitter_api/twitter_api_controller.ex
@@ -44,7 +44,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller 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})
 
diff --git a/test/web/twitter_api/twitter_api_test.exs b/test/web/twitter_api/twitter_api_test.exs
index 99b6a6cb2..ad932131a 100644
--- a/test/web/twitter_api/twitter_api_test.exs
+++ b/test/web/twitter_api/twitter_api_test.exs
@@ -107,11 +107,13 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPITest 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

From b502d7981c5dec762f12829a8763e18b03ae445d Mon Sep 17 00:00:00 2001
From: dtluna <dtluna@openmailbox.org>
Date: Wed, 5 Apr 2017 02:04:54 +0300
Subject: [PATCH 2/4] Add Follow Activity representer

---
 .../representers/activity_representer.ex           | 14 ++++++++++++++
 lib/pleroma/web/twitter_api/twitter_api.ex         | 13 ++++++++-----
 2 files changed, 22 insertions(+), 5 deletions(-)

diff --git a/lib/pleroma/web/twitter_api/representers/activity_representer.ex b/lib/pleroma/web/twitter_api/representers/activity_representer.ex
index 32c6a48e9..5fe0df359 100644
--- a/lib/pleroma/web/twitter_api/representers/activity_representer.ex
+++ b/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"])
diff --git a/lib/pleroma/web/twitter_api/twitter_api.ex b/lib/pleroma/web/twitter_api/twitter_api.ex
index e1b6f2487..932bef5ef 100644
--- a/lib/pleroma/web/twitter_api/twitter_api.ex
+++ b/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)
@@ -35,11 +33,11 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
         "type" => "Note",
         "to" => to,
         "content" => content_html,
-        "published" => date,
+        "published" => make_date,
         "context" => context,
         "attachment" => attachments
       },
-      "published" => date,
+      "published" => make_date,
       "context" => context
     }
 
@@ -107,7 +105,8 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
          { :ok, activity } <- ActivityPub.insert(%{
            "type" => "Follow",
            "actor" => follower.ap_id,
-           "object" => followed.ap_id
+           "object" => followed.ap_id,
+           "published" => make_date
          })
     do
       { :ok, follower, followed, activity }
@@ -183,4 +182,8 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI 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

From 57795f73323820d9c67184b9c383b77b8d6c6fbd Mon Sep 17 00:00:00 2001
From: dtluna <dtluna@openmailbox.org>
Date: Sat, 8 Apr 2017 17:19:57 +0300
Subject: [PATCH 3/4] Refactor lib/pleroma/web/twitter_api/twitter_api.ex

---
 lib/pleroma/web/twitter_api/twitter_api.ex | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/pleroma/web/twitter_api/twitter_api.ex b/lib/pleroma/web/twitter_api/twitter_api.ex
index 932bef5ef..0d9a491da 100644
--- a/lib/pleroma/web/twitter_api/twitter_api.ex
+++ b/lib/pleroma/web/twitter_api/twitter_api.ex
@@ -25,6 +25,8 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
 
     content_html = add_user_links(content, mentions)
 
+    date = make_date
+
     activity = %{
       "type" => "Create",
       "to" => to,
@@ -33,11 +35,11 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
         "type" => "Note",
         "to" => to,
         "content" => content_html,
-        "published" => make_date,
+        "published" => date,
         "context" => context,
         "attachment" => attachments
       },
-      "published" => make_date,
+      "published" => date,
       "context" => context
     }
 

From 0016589aea391fd6b8d41257b7f39f76b5b93775 Mon Sep 17 00:00:00 2001
From: dtluna <dtluna@openmailbox.org>
Date: Mon, 10 Apr 2017 15:22:49 +0300
Subject: [PATCH 4/4] Remove ambiguity in call to make_date/0

---
 lib/pleroma/web/twitter_api/twitter_api.ex | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/pleroma/web/twitter_api/twitter_api.ex b/lib/pleroma/web/twitter_api/twitter_api.ex
index 0d9a491da..0a942e880 100644
--- a/lib/pleroma/web/twitter_api/twitter_api.ex
+++ b/lib/pleroma/web/twitter_api/twitter_api.ex
@@ -25,7 +25,7 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
 
     content_html = add_user_links(content, mentions)
 
-    date = make_date
+    date = make_date()
 
     activity = %{
       "type" => "Create",
@@ -108,7 +108,7 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
            "type" => "Follow",
            "actor" => follower.ap_id,
            "object" => followed.ap_id,
-           "published" => make_date
+           "published" => make_date()
          })
     do
       { :ok, follower, followed, activity }