Merge branch 'release/2.1.0' into 'stable'

[akkoma] / lib / pleroma / web / activity_pub / builder.ex

diff --git a/lib/pleroma/web/activity_pub/builder.ex b/lib/pleroma/web/activity_pub/builder.ex
index a40054921055f366975dc80a52e5d209b8a3b94a..9a7b7d9deaeff57516a89c00c46e2aecd95186a0 100644 (file)
--- a/lib/pleroma/web/activity_pub/builder.ex
+++ b/lib/pleroma/web/activity_pub/builder.ex
@@ -8,11 +8,47 @@ defmodule Pleroma.Web.ActivityPub.Builder do
   alias Pleroma.Emoji
   alias Pleroma.Object
   alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.Relay
   alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.ActivityPub.Visibility
 
   require Pleroma.Constants
 
+  def accept_or_reject(actor, activity, type) do
+    data = %{
+      "id" => Utils.generate_activity_id(),
+      "actor" => actor.ap_id,
+      "type" => type,
+      "object" => activity.data["id"],
+      "to" => [activity.actor]
+    }
+
+    {:ok, data, []}
+  end
+
+  @spec reject(User.t(), Activity.t()) :: {:ok, map(), keyword()}
+  def reject(actor, rejected_activity) do
+    accept_or_reject(actor, rejected_activity, "Reject")
+  end
+
+  @spec accept(User.t(), Activity.t()) :: {:ok, map(), keyword()}
+  def accept(actor, accepted_activity) do
+    accept_or_reject(actor, accepted_activity, "Accept")
+  end
+
+  @spec follow(User.t(), User.t()) :: {:ok, map(), keyword()}
+  def follow(follower, followed) do
+    data = %{
+      "id" => Utils.generate_activity_id(),
+      "actor" => follower.ap_id,
+      "type" => "Follow",
+      "object" => followed.ap_id,
+      "to" => [followed.ap_id]
+    }
+
+    {:ok, data, []}
+  end
+
   @spec emoji_react(User.t(), Object.t(), String.t()) :: {:ok, map(), keyword()}
   def emoji_react(actor, object, emoji) do
     with {:ok, data, meta} <- object_action(actor, object) do
@@ -66,6 +102,13 @@ defmodule Pleroma.Web.ActivityPub.Builder do
   end
 
   def create(actor, object, recipients) do
+    context =
+      if is_map(object) do
+        object["context"]
+      else
+        nil
+      end
+
     {:ok,
      %{
        "id" => Utils.generate_activity_id(),
@@ -74,7 +117,8 @@ defmodule Pleroma.Web.ActivityPub.Builder do
        "object" => object,
        "type" => "Create",
        "published" => DateTime.utc_now() |> DateTime.to_iso8601()
-     }, []}
+     }
+     |> Pleroma.Maps.put_if_present("context", context), []}
   end
 
   def chat_message(actor, recipient, content, opts \\ []) do
@@ -101,6 +145,22 @@ defmodule Pleroma.Web.ActivityPub.Builder do
     end
   end
 
+  def answer(user, object, name) do
+    {:ok,
+     %{
+       "type" => "Answer",
+       "actor" => user.ap_id,
+       "attributedTo" => user.ap_id,
+       "cc" => [object.data["actor"]],
+       "to" => [],
+       "name" => name,
+       "inReplyTo" => object.data["id"],
+       "context" => object.data["context"],
+       "published" => DateTime.utc_now() |> DateTime.to_iso8601(),
+       "id" => Utils.generate_object_id()
+     }, []}
+  end
+
   @spec tombstone(String.t(), String.t()) :: {:ok, map(), keyword()}
   def tombstone(actor, id) do
     {:ok,
@@ -122,15 +182,47 @@ defmodule Pleroma.Web.ActivityPub.Builder do
     end
   end
 
+  # Retricted to user updates for now, always public
+  @spec update(User.t(), Object.t()) :: {:ok, map(), keyword()}
+  def update(actor, object) do
+    to = [Pleroma.Constants.as_public(), actor.follower_address]
+
+    {:ok,
+     %{
+       "id" => Utils.generate_activity_id(),
+       "type" => "Update",
+       "actor" => actor.ap_id,
+       "object" => object,
+       "to" => to
+     }, []}
+  end
+
+  @spec block(User.t(), User.t()) :: {:ok, map(), keyword()}
+  def block(blocker, blocked) do
+    {:ok,
+     %{
+       "id" => Utils.generate_activity_id(),
+       "type" => "Block",
+       "actor" => blocker.ap_id,
+       "object" => blocked.ap_id,
+       "to" => [blocked.ap_id]
+     }, []}
+  end
+
+  @spec announce(User.t(), Object.t(), keyword()) :: {:ok, map(), keyword()}
   def announce(actor, object, options \\ []) do
     public? = Keyword.get(options, :public, false)
-    to = [actor.follower_address, object.data["actor"]]
 
     to =
-      if public? do
-        [Pleroma.Constants.as_public() | to]
-      else
-        to
+      cond do
+        actor.ap_id == Relay.ap_id() ->
+          [actor.follower_address]
+
+        public? ->
+          [actor.follower_address, object.data["actor"], Pleroma.Constants.as_public()]
+
+        true ->
+          [actor.follower_address, object.data["actor"]]
       end
 
     {:ok,