1 defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicy do
4 @mrf_policy Application.get_env(:pleroma, :mrf_simple)
6 @reject Keyword.get(@mrf_policy, :reject)
7 defp check_reject(actor_info, object) do
8 if actor_info.host in @reject do
15 @media_removal Keyword.get(@mrf_policy, :media_removal)
16 defp check_media_removal(actor_info, object) do
17 if actor_info.host in @media_removal do
18 child_object = Map.delete(object["object"], "attachment")
19 object = Map.put(object, "object", child_object)
25 @media_nsfw Keyword.get(@mrf_policy, :media_nsfw)
26 defp check_media_nsfw(actor_info, object) do
27 child_object = object["object"]
29 if actor_info.host in @media_nsfw and child_object["attachment"] != nil and
30 length(child_object["attachment"]) > 0 do
31 tags = (child_object["tag"] || []) ++ ["nsfw"]
32 child_object = Map.put(child_object, "tags", tags)
33 child_object = Map.put(child_object, "sensitive", true)
34 object = Map.put(object, "object", child_object)
40 @ftl_removal Keyword.get(@mrf_policy, :federated_timeline_removal)
41 defp check_ftl_removal(actor_info, object) do
42 if actor_info.host in @ftl_removal do
43 user = User.get_by_ap_id(object["actor"])
45 # flip to/cc relationship to make the post unlisted
46 if "https://www.w3.org/ns/activitystreams#Public" in object["to"] and
47 user.follower_address in object["cc"] do
49 List.delete(object["to"], "https://www.w3.org/ns/activitystreams#Public") ++
50 [user.follower_address]
53 List.delete(object["cc"], user.follower_address) ++
54 ["https://www.w3.org/ns/activitystreams#Public"]
56 object = Map.put(object, "to", to)
57 object = Map.put(object, "cc", cc)
65 actor_info = URI.parse(object["actor"])
67 with {:ok, object} <- check_reject(actor_info, object),
68 {:ok, object} <- check_media_removal(actor_info, object),
69 {:ok, object} <- check_media_nsfw(actor_info, object),
70 {:ok, object} <- check_ftl_removal(actor_info, object) do