X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Factivity_pub%2Factivity_pub.ex;h=d171913f81e11ff440e3391af76fb6fd19ec33fd;hb=6046f10431390fa2ecef4b8d8a95b5d8db03fd2d;hp=9af0f553c47e4d9be266401bde835bff1264fd97;hpb=06c3ee3bac9abe5a369364743143618c473eb7a9;p=akkoma

diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index 9af0f553c..d171913f8 100644
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -1,16 +1,24 @@
 defmodule Pleroma.Web.ActivityPub.ActivityPub do
-  alias Pleroma.{Activity, Repo, Object, Upload, User, Web, Notification}
-  alias Ecto.{Changeset, UUID}
+  alias Pleroma.{Activity, Repo, Object, Upload, User, Notification}
+  alias Pleroma.Web.ActivityPub.Transmogrifier
+  alias Pleroma.Web.WebFinger
   import Ecto.Query
   import Pleroma.Web.ActivityPub.Utils
   require Logger
 
+  @httpoison Application.get_env(:pleroma, :httpoison)
+
+  def get_recipients(data) do
+    (data["to"] || []) ++ (data["cc"] || [])
+  end
+
   def insert(map, local \\ true) when is_map(map) do
     with nil <- Activity.get_by_ap_id(map["id"]),
          map <- lazy_put_activity_defaults(map),
          :ok <- insert_full_object(map) do
-      {:ok, activity} = Repo.insert(%Activity{data: map, local: local, actor: map["actor"]})
+      {:ok, activity} = Repo.insert(%Activity{data: map, local: local, actor: map["actor"], recipients: get_recipients(map)})
       Notification.create_notifications(activity)
+      stream_out(activity)
       {:ok, activity}
     else
       %Activity{} = activity -> {:ok, activity}
@@ -18,19 +26,42 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     end
   end
 
-  def create(to, actor, context, object, additional \\ %{}, published \\ nil, local \\ true) do
+  def stream_out(activity) do
+    if activity.data["type"] in ["Create", "Announce"] do
+      Pleroma.Web.Streamer.stream("user", activity)
+      if Enum.member?(activity.data["to"], "https://www.w3.org/ns/activitystreams#Public") do
+        Pleroma.Web.Streamer.stream("public", activity)
+        if activity.local do
+          Pleroma.Web.Streamer.stream("public:local", activity)
+        end
+      end
+    end
+  end
+
+  def create(%{to: to, actor: actor, context: context, object: object} = params) do
+    additional = params[:additional] || %{}
+    local = !(params[:local] == false) # only accept false as false value
+    published = params[:published]
+
     with create_data <- make_create_data(%{to: to, actor: actor, published: published, context: context, object: object}, additional),
          {:ok, activity} <- insert(create_data, local),
          :ok <- maybe_federate(activity) do
-      if activity.data["type"] == "Create" and Enum.member?(activity.data["to"], "https://www.w3.org/ns/activitystreams#Public") do
-        Pleroma.Web.Streamer.stream("public", activity)
-      end
+      {:ok, activity}
+    end
+  end
+
+  def accept(%{to: to, actor: actor, object: object} = params) do
+    local = !(params[:local] == false) # only accept false as false value
+
+    with data <- %{"to" => to, "type" => "Accept", "actor" => actor, "object" => object},
+         {:ok, activity} <- insert(data, local),
+         :ok <- maybe_federate(activity) do
       {:ok, activity}
     end
   end
 
   # TODO: This is weird, maybe we shouldn't check here if we can make the activity.
-  def like(%User{ap_id: ap_id} = user, %Object{data: %{"id" => id}} = object, activity_id \\ nil, local \\ true) do
+  def like(%User{ap_id: ap_id} = user, %Object{data: %{"id" => _}} = object, activity_id \\ nil, local \\ true) do
     with nil <- get_existing_like(ap_id, object),
          like_data <- make_like_data(user, object, activity_id),
          {:ok, activity} <- insert(like_data, local),
@@ -52,7 +83,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     end
   end
 
-  def announce(%User{ap_id: ap_id} = user, %Object{data: %{"id" => id}} = object, activity_id \\ nil, local \\ true) do
+  def announce(%User{ap_id: _} = user, %Object{data: %{"id" => _}} = object, activity_id \\ nil, local \\ true) do
     with announce_data <- make_announce_data(user, object, activity_id),
          {:ok, activity} <- insert(announce_data, local),
          {:ok, object} <- add_announce_to_object(activity, object),
@@ -120,12 +151,10 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
   end
   defp restrict_tag(query, _), do: query
 
+  defp restrict_recipients(query, []), do: query
   defp restrict_recipients(query, recipients) do
-    Enum.reduce(recipients, query, fn (recipient, q) ->
-      map = %{ to: [recipient] }
-      from activity in q,
-      or_where: fragment(~s(? @> ?), activity.data, ^map)
-    end)
+    from activity in query,
+     where: fragment("? && ?", ^recipients, activity.recipients)
   end
 
   defp restrict_local(query, %{"local_only" => true}) do
@@ -206,4 +235,68 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     data = Upload.store(file)
     Repo.insert(%Object{data: data})
   end
+
+  def make_user_from_ap_id(ap_id) do
+    with {:ok, %{status_code: 200, body: body}} <- @httpoison.get(ap_id, ["Accept": "application/activity+json"]),
+    {:ok, data} <- Poison.decode(body)
+      do
+      user_data = %{
+        ap_id: data["id"],
+        info: %{
+          "ap_enabled" => true,
+          "source_data" => data
+        },
+        nickname: "#{data["preferredUsername"]}@#{URI.parse(ap_id).host}",
+        name: data["name"]
+      }
+
+      User.insert_or_update_user(user_data)
+    end
+  end
+
+  def make_user_from_nickname(nickname) do
+    with {:ok, %{"ap_id" => ap_id}} when not is_nil(ap_id) <- WebFinger.finger(nickname) do
+      make_user_from_ap_id(ap_id)
+    end
+  end
+
+  def publish(actor, activity) do
+    {:ok, followers} = User.get_followers(actor)
+
+    remote_inboxes = Pleroma.Web.Salmon.remote_users(activity) ++ followers
+    |> Enum.filter(fn (user) -> User.ap_enabled?(user) end)
+    |> Enum.map(fn (%{info: %{"source_data" => data}}) ->
+      (data["endpoints"] && data["endpoints"]["sharedInbox"]) ||data["inbox"]
+    end)
+    |> Enum.uniq
+
+    {:ok, data} = Transmogrifier.prepare_outgoing(activity.data)
+
+    Enum.each remote_inboxes, fn(inbox) ->
+      Logger.info("Federating #{activity.data["id"]} to #{inbox}")
+      host = URI.parse(inbox).host
+      signature = Pleroma.Web.HTTPSignatures.sign(actor, %{host: host})
+      @httpoison.post(inbox, Poison.encode!(data), [{"Content-Type", "application/activity+json"}, {"signature", signature}])
+    end
+  end
+
+  # TODO:
+  # This will create a Create activity, which we need internally at the moment.
+  def fetch_object_from_id(id) do
+    if object = Object.get_cached_by_ap_id(id) do
+      {:ok, object}
+    else
+      with {:ok, %{body: body, status_code: code}} when code in 200..299 <- @httpoison.get(id, [Accept: "application/activity+json"], follow_redirect: true, timeout: 10000, recv_timeout: 20000),
+           {:ok, data} <- Poison.decode(body),
+           data <- Transmogrifier.fix_object(data),
+           nil <- Object.get_by_ap_id(data["id"]),
+           %User{} = user <- User.get_or_fetch_by_ap_id(data["attributedTo"]),
+           {:ok, activity} = create(%{to: data["to"], actor: user, context: data["context"], object: data, local: false, additional: %{"cc" => data["cc"]}}) do
+        {:ok, Object.get_by_ap_id(activity.data["object"]["id"])}
+      else
+        object = %Object{} -> {:ok, object}
+        e -> e
+      end
+    end
+  end
 end