Merge remote-tracking branch 'pleroma/develop' into features/poll-validation

[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 51b74414ac6b8404426d2a459932f94dc249fa19..1b4c421b880a38160062e8d4b13367c20e5be6b3 100644 (file)
--- a/lib/pleroma/web/activity_pub/builder.ex
+++ b/lib/pleroma/web/activity_pub/builder.ex
@@ -5,6 +5,7 @@ defmodule Pleroma.Web.ActivityPub.Builder do
   This module encodes our addressing policies and general shape of our objects.
   """
 
+  alias Pleroma.Emoji
   alias Pleroma.Object
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.Relay
@@ -13,6 +14,19 @@ defmodule Pleroma.Web.ActivityPub.Builder do
 
   require Pleroma.Constants
 
+  @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
@@ -65,6 +79,66 @@ 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(),
+       "actor" => actor.ap_id,
+       "to" => recipients,
+       "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
+    basic = %{
+      "id" => Utils.generate_object_id(),
+      "actor" => actor.ap_id,
+      "type" => "ChatMessage",
+      "to" => [recipient],
+      "content" => content,
+      "published" => DateTime.utc_now() |> DateTime.to_iso8601(),
+      "emoji" => Emoji.Formatter.get_emoji_map(content)
+    }
+
+    case opts[:attachment] do
+      %Object{data: attachment_data} ->
+        {
+          :ok,
+          Map.put(basic, "attachment", attachment_data),
+          []
+        }
+
+      _ ->
+        {:ok, basic, []}
+    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,
@@ -86,6 +160,33 @@ 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)