Basic status creation and retrieval.

lib/pleroma/user.ex

@@ -1,5 +1,6 @@
 defmodule Pleroma.User do
   use Ecto.Schema
+  alias Pleroma.User
 
   schema "users" do
     field :bio, :string
@@ -7,7 +8,22 @@ defmodule Pleroma.User do
     field :name, :string
     field :nickname, :string
     field :password_hash, :string
+    field :following, { :array, :string }, default: []
+    field :ap_id, :string
 
     timestamps()
   end
+
+  def ap_id(%User{nickname: nickname}) do
+    host =
+      Application.get_env(:pleroma, Pleroma.Web.Endpoint)
+      |> Keyword.fetch!(:url)
+      |> Keyword.fetch!(:host)
+
+    "https://#{host}/users/#{nickname}"
+  end
+
+  def ap_followers(%User{} = user) do
+    "#{ap_id(user)}/followers"
+  end
 end

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -1,8 +1,16 @@
 defmodule Pleroma.Web.ActivityPub.ActivityPub do
   alias Pleroma.Repo
   alias Pleroma.Activity
+  import Ecto.Query
 
   def insert(map) when is_map(map) do
     Repo.insert(%Activity{data: map})
   end
+
+  def fetch_public_activities do
+    query = from activity in Activity,
+    where: fragment(~s(? @> '{"to": ["https://www.w3.org/ns/activitystreams#Public"]}'), activity.data)
+
+    Repo.all(query)
+  end
 end

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

@@ -0,0 +1,17 @@
+defmodule Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter do
+  use Pleroma.Web.TwitterAPI.Representers.BaseRepresenter
+  alias Pleroma.Web.TwitterAPI.Representers.UserRepresenter
+
+  def to_map(activity, %{user: user}) do
+    content = get_in(activity.data, ["object", "content"])
+    %{
+      "id" => activity.id,
+      "user" => UserRepresenter.to_map(user),
+      "attentions" => [],
+      "statusnet_html" => content,
+      "text" => content,
+      "is_local" => true,
+      "is_post_verb" => true
+    }
+  end
+end

lib/pleroma/web/twitter_api/twitter_api.ex

@@ -0,0 +1,33 @@
+defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
+  alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.ActivityPub
+  alias Pleroma.Repo
+  alias Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter
+
+  def create_status(user = %User{}, data = %{}) do
+    activity = %{
+      type: "Create",
+      to: [
+        User.ap_followers(user),
+        "https://www.w3.org/ns/activitystreams#Public"
+      ],
+      actor: User.ap_id(user),
+      object: %{
+        type: "Note",
+        content: data.status
+      }
+    }
+
+    ActivityPub.insert(activity)
+  end
+
+  def fetch_public_statuses do
+    activities = ActivityPub.fetch_public_activities
+
+    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})
+    end)
+  end
+end