1 defmodule Pleroma.Web.ActivityPub.Builder do
3 This module builds the objects. Meant to be used for creating local objects.
5 This module encodes our addressing policies and general shape of our objects.
10 alias Pleroma.Web.ActivityPub.Utils
11 alias Pleroma.Web.ActivityPub.Visibility
13 @spec emoji_react(User.t(), Object.t(), String.t()) :: {:ok, map(), keyword()}
14 def emoji_react(actor, object, emoji) do
15 with {:ok, data, meta} <- object_action(actor, object) do
18 |> Map.put("content", emoji)
19 |> Map.put("type", "EmojiReact")
25 @spec undo(User.t(), Activity.t()) :: {:ok, map(), keyword()}
26 def undo(actor, object) do
29 "id" => Utils.generate_activity_id(),
30 "actor" => actor.ap_id,
32 "object" => object.data["id"],
33 "to" => object.data["to"] || [],
34 "cc" => object.data["cc"] || []
38 @spec delete(User.t(), String.t()) :: {:ok, map(), keyword()}
39 def delete(actor, object_id) do
40 object = Object.normalize(object_id, false)
42 user = !object && User.get_cached_by_ap_id(object_id)
45 case {object, user} do
47 # We are deleting an object, address everyone who was originally mentioned
48 (object.data["to"] || []) ++ (object.data["cc"] || [])
50 {_, %User{follower_address: follower_address}} ->
51 # We are deleting a user, address the followers of that user
57 "id" => Utils.generate_activity_id(),
58 "actor" => actor.ap_id,
59 "object" => object_id,
65 @spec tombstone(String.t(), String.t()) :: {:ok, map(), keyword()}
66 def tombstone(actor, id) do
75 @spec like(User.t(), Object.t()) :: {:ok, map(), keyword()}
76 def like(actor, object) do
77 with {:ok, data, meta} <- object_action(actor, object) do
80 |> Map.put("type", "Like")
86 @spec object_action(User.t(), Object.t()) :: {:ok, map(), keyword()}
87 defp object_action(actor, object) do
88 object_actor = User.get_cached_by_ap_id(object.data["actor"])
90 # Address the actor of the object, and our actor's follower collection if the post is public.
92 if Visibility.is_public?(object) do
93 [actor.follower_address, object.data["actor"]]
95 [object.data["actor"]]
98 # CC everyone who's been addressed in the object, except ourself and the object actor's
101 (object.data["to"] ++ (object.data["cc"] || []))
102 |> List.delete(actor.ap_id)
103 |> List.delete(object_actor.follower_address)
107 "id" => Utils.generate_activity_id(),
108 "actor" => actor.ap_id,
109 "object" => object.data["id"],
112 "context" => object.data["context"]