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ForceMentionsInContent: fix order of mentions

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Alex Gleason 2022-01-25 10:42:34 -06:00
parent 267184b70e
commit 65b4d2ce84
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2 changed files with 76 additions and 8 deletions
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38
lib/pleroma/web/activity_pub/mrf/force_mentions_in_content.ex
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@ -4,6 +4,7 @@
defmodule Pleroma.Web.ActivityPub.MRF.ForceMentionsInContent do
alias Pleroma.Formatter
alias Pleroma.Object
alias Pleroma.User
@behaviour Pleroma.Web.ActivityPub.MRF.Policy
@ -34,21 +35,48 @@ defp extract_mention_uris_from_content(content) do
do_extract(tree, [])
end
defp get_replied_to_user(%{"inReplyTo" => in_reply_to}) do
case Object.normalize(in_reply_to, fetch: false) do
%Object{data: %{"actor" => actor}} -> User.get_cached_by_ap_id(actor)
_ -> nil
end
end
defp get_replied_to_user(_object), do: nil
# Ensure the replied-to user is sorted to the left
defp sort_replied_user([%User{id: user_id} | _] = users, %User{id: user_id}), do: users
defp sort_replied_user(users, %User{id: user_id} = user) do
if Enum.find(users, fn u -> u.id == user_id end) do
users = Enum.reject(users, fn u -> u.id == user_id end)
[user | users]
else
users
end
end
defp sort_replied_user(users, _), do: users
@impl true
def filter(%{"type" => "Create", "object" => %{"type" => "Note", "to" => to}} = object) do
def filter(%{"type" => "Create", "object" => %{"type" => "Note", "to" => to}} = object)
when is_list(to) do
# image-only posts from pleroma apparently reach this MRF without the content field
content = object["object"]["content"] || ""
# Get the replied-to user for sorting
replied_to_user = get_replied_to_user(object["object"])
mention_users =
to
|> Enum.map(&{&1, User.get_cached_by_ap_id(&1)})
|> Enum.reject(fn {_, user} -> is_nil(user) end)
|> Enum.into(%{})
|> Enum.map(&User.get_cached_by_ap_id/1)
|> Enum.reject(&is_nil/1)
|> sort_replied_user(replied_to_user)
explicitly_mentioned_uris = extract_mention_uris_from_content(content)
added_mentions =
Enum.reduce(mention_users, "", fn {uri, user}, acc ->
Enum.reduce(mention_users, "", fn %User{ap_id: uri} = user, acc ->
unless uri in explicitly_mentioned_uris do
acc <> Formatter.mention_from_user(user, %{mentions_format: :compact}) <> " "
else

46
test/pleroma/web/activity_pub/mrf/force_mentions_in_content_test.exs
View file

@ -3,9 +3,15 @@
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.MRF.ForceMentionsInContentTest do
alias Pleroma.Web.ActivityPub.MRF.ForceMentionsInContent
import Pleroma.Factory
use Pleroma.DataCase
require Pleroma.Constants
alias Pleroma.Constants
alias Pleroma.Object
alias Pleroma.Web.ActivityPub.MRF.ForceMentionsInContent
alias Pleroma.Web.CommonAPI
import Pleroma.Factory
test "adds mentions to post content" do
[lain, coolboymew, dielan, hakui, fence] = [
@ -43,6 +49,40 @@ test "adds mentions to post content" do
{:ok, %{"object" => %{"content" => filtered}}} = ForceMentionsInContent.filter(activity)
assert filtered ==
"<span class=\"recipients-inline\"><span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{lain.id}\" href=\"https://lain.com/users/lain\" rel=\"ugc\">@<span>lain</span></a></span> <span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{coolboymew.id}\" href=\"https://shitposter.club/users/coolboymew\" rel=\"ugc\">@<span>coolboymew</span></a></span> <span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{dielan.id}\" href=\"https://shitposter.club/users/dielan\" rel=\"ugc\">@<span>dielan</span></a></span> <span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{hakui.id}\" href=\"https://tuusin.misono-ya.info/users/hakui\" rel=\"ugc\">@<span>hakui</span></a></span> <span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{fence.id}\" href=\"https://xyzzy.link/users/fence\" rel=\"ugc\">@<span>fence</span></a></span> </span><p>Haha yeah, you can control who you reply to.</p>"
"<span class=\"recipients-inline\"><span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{dielan.id}\" href=\"https://shitposter.club/users/dielan\" rel=\"ugc\">@<span>dielan</span></a></span> <span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{coolboymew.id}\" href=\"https://shitposter.club/users/coolboymew\" rel=\"ugc\">@<span>coolboymew</span></a></span> <span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{fence.id}\" href=\"https://xyzzy.link/users/fence\" rel=\"ugc\">@<span>fence</span></a></span> <span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{hakui.id}\" href=\"https://tuusin.misono-ya.info/users/hakui\" rel=\"ugc\">@<span>hakui</span></a></span> <span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{lain.id}\" href=\"https://lain.com/users/lain\" rel=\"ugc\">@<span>lain</span></a></span> </span><p>Haha yeah, you can control who you reply to.</p>"
end
test "the replied-to user is sorted to the left" do
[mario, luigi, wario] = [
insert(:user, nickname: "mario"),
insert(:user, nickname: "luigi"),
insert(:user, nickname: "wario")
]
{:ok, post1} = CommonAPI.post(mario, %{status: "Letsa go!"})
{:ok, post2} =
CommonAPI.post(luigi, %{status: "Oh yaah", in_reply_to_id: post1.id, to: [mario.ap_id]})
activity = %{
"type" => "Create",
"actor" => wario.ap_id,
"object" => %{
"type" => "Note",
"actor" => wario.ap_id,
"content" => "WHA-HA!",
"to" => [
mario.ap_id,
luigi.ap_id,
Constants.as_public()
],
"inReplyTo" => Object.normalize(post2).data["id"]
}
}
{:ok, %{"object" => %{"content" => filtered}}} = ForceMentionsInContent.filter(activity)
assert filtered ==
"<span class=\"recipients-inline\"><span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{luigi.id}\" href=\"#{luigi.ap_id}\" rel=\"ugc\">@<span>luigi</span></a></span> <span class=\"h-card\"><a class=\"u-url mention\" data-user=\"#{mario.id}\" href=\"#{mario.ap_id}\" rel=\"ugc\">@<span>mario</span></a></span> </span>WHA-HA!"
end
end