Merge remote-tracking branch 'remotes/upstream/develop' into 1149-oban-job-queue

33 files changed, 360 insertions, 176 deletions

diff --git a/lib/mix/tasks/pleroma/database.ex b/lib/mix/tasks/pleroma/database.ex
index 8547a329a..bcc2052d6 100644
--- a/lib/mix/tasks/pleroma/database.ex
+++ b/lib/mix/tasks/pleroma/database.ex
@@ -36,6 +36,10 @@ defmodule Mix.Tasks.Pleroma.Database do
   ## Remove duplicated items from following and update followers count for all users
 
       mix pleroma.database update_users_following_followers_counts
+
+  ## Fix the pre-existing "likes" collections for all objects
+
+      mix pleroma.database fix_likes_collections
   """
   def run(["remove_embedded_objects" | args]) do
     {options, [], []} =
@@ -125,4 +129,36 @@ defmodule Mix.Tasks.Pleroma.Database do
       )
     end
   end
+
+  def run(["fix_likes_collections"]) do
+    import Ecto.Query
+
+    start_pleroma()
+
+    from(object in Object,
+      where: fragment("(?)->>'likes' is not null", object.data),
+      select: %{id: object.id, likes: fragment("(?)->>'likes'", object.data)}
+    )
+    |> Pleroma.RepoStreamer.chunk_stream(100)
+    |> Stream.each(fn objects ->
+      ids =
+        objects
+        |> Enum.filter(fn object -> object.likes |> Jason.decode!() |> is_map() end)
+        |> Enum.map(& &1.id)
+
+      Object
+      |> where([object], object.id in ^ids)
+      |> update([object],
+        set: [
+          data:
+            fragment(
+              "jsonb_set(?, '{likes}', '[]'::jsonb, true)",
+              object.data
+            )
+        ]
+      )
+      |> Repo.update_all([], timeout: :infinity)
+    end)
+    |> Stream.run()
+  end
 end
diff --git a/lib/pleroma/activity.ex b/lib/pleroma/activity.ex
index 46552c7be..baf1e7722 100644
--- a/lib/pleroma/activity.ex
+++ b/lib/pleroma/activity.ex
@@ -224,6 +224,29 @@ defmodule Pleroma.Activity do
 
   def get_create_by_object_ap_id(_), do: nil
 
+  def create_by_object_ap_id_with_object(ap_ids) when is_list(ap_ids) do
+    from(
+      activity in Activity,
+      where:
+        fragment(
+          "coalesce((?)->'object'->>'id', (?)->>'object') = ANY(?)",
+          activity.data,
+          activity.data,
+          ^ap_ids
+        ),
+      where: fragment("(?)->>'type' = 'Create'", activity.data),
+      inner_join: o in Object,
+      on:
+        fragment(
+          "(?->>'id') = COALESCE(?->'object'->>'id', ?->>'object')",
+          o.data,
+          activity.data,
+          activity.data
+        ),
+      preload: [object: o]
+    )
+  end
+
   def create_by_object_ap_id_with_object(ap_id) when is_binary(ap_id) do
     from(
       activity in Activity,
@@ -263,8 +286,8 @@ defmodule Pleroma.Activity do
 
   defp get_in_reply_to_activity_from_object(_), do: nil
 
-  def get_in_reply_to_activity(%Activity{data: %{"object" => object}}) do
-    get_in_reply_to_activity_from_object(Object.normalize(object))
+  def get_in_reply_to_activity(%Activity{} = activity) do
+    get_in_reply_to_activity_from_object(Object.normalize(activity))
   end
 
   def normalize(obj) when is_map(obj), do: get_by_ap_id_with_object(obj["id"])
diff --git a/lib/pleroma/uploaders/local.ex b/lib/pleroma/uploaders/local.ex
index fc533da23..36b3c35ec 100644
--- a/lib/pleroma/uploaders/local.ex
+++ b/lib/pleroma/uploaders/local.ex
@@ -11,7 +11,7 @@ defmodule Pleroma.Uploaders.Local do
 
   def put_file(upload) do
     {local_path, file} =
-      case Enum.reverse(String.split(upload.path, "/", trim: true)) do
+      case Enum.reverse(Path.split(upload.path)) do
         [file] ->
           {upload_path(), file}
 
@@ -23,7 +23,7 @@ defmodule Pleroma.Uploaders.Local do
 
     result_file = Path.join(local_path, file)
 
-    unless File.exists?(result_file) do
+    if not File.exists?(result_file) do
       File.cp!(upload.tempfile, result_file)
     end
 
diff --git a/lib/pleroma/uploaders/mdii.ex b/lib/pleroma/uploaders/mdii.ex
index 237544337..c36f3d61d 100644
--- a/lib/pleroma/uploaders/mdii.ex
+++ b/lib/pleroma/uploaders/mdii.ex
@@ -3,6 +3,8 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Uploaders.MDII do
+  @moduledoc "Represents uploader for https://github.com/hakaba-hitoyo/minimal-digital-image-infrastructure"
+
   alias Pleroma.Config
   alias Pleroma.HTTP
 
diff --git a/lib/pleroma/uploaders/s3.ex b/lib/pleroma/uploaders/s3.ex
index 521daa93b..8c353bed3 100644
--- a/lib/pleroma/uploaders/s3.ex
+++ b/lib/pleroma/uploaders/s3.ex
@@ -6,10 +6,12 @@ defmodule Pleroma.Uploaders.S3 do
   @behaviour Pleroma.Uploaders.Uploader
   require Logger
 
+  alias Pleroma.Config
+
   # The file name is re-encoded with S3's constraints here to comply with previous
   # links with less strict filenames
   def get_file(file) do
-    config = Pleroma.Config.get([__MODULE__])
+    config = Config.get([__MODULE__])
     bucket = Keyword.fetch!(config, :bucket)
 
     bucket_with_namespace =
@@ -34,15 +36,15 @@ defmodule Pleroma.Uploaders.S3 do
   end
 
   def put_file(%Pleroma.Upload{} = upload) do
-    config = Pleroma.Config.get([__MODULE__])
+    config = Config.get([__MODULE__])
     bucket = Keyword.get(config, :bucket)
 
-    {:ok, file_data} = File.read(upload.tempfile)
-
     s3_name = strict_encode(upload.path)
 
     op =
-      ExAws.S3.put_object(bucket, s3_name, file_data, [
+      upload.tempfile
+      |> ExAws.S3.Upload.stream_file()
+      |> ExAws.S3.upload(bucket, s3_name, [
         {:acl, :public_read},
         {:content_type, upload.content_type}
       ])
diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index bc2102ca7..32fde2b6b 100644
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -155,10 +155,10 @@ defmodule Pleroma.User do
   end
 
   def remote_user_creation(params) do
-    params =
-      params
-      |> Map.put(:info, params[:info] || %{})
+    bio_limit = Pleroma.Config.get([:instance, :user_bio_length], 5000)
+    name_limit = Pleroma.Config.get([:instance, :user_name_length], 100)
 
+    params = Map.put(params, :info, params[:info] || %{})
     info_cng = User.Info.remote_user_creation(%User.Info{}, params[:info])
 
     changes =
@@ -167,8 +167,8 @@ defmodule Pleroma.User do
       |> validate_required([:name, :ap_id])
       |> unique_constraint(:nickname)
       |> validate_format(:nickname, @email_regex)
-      |> validate_length(:bio, max: 5000)
-      |> validate_length(:name, max: 100)
+      |> validate_length(:bio, max: bio_limit)
+      |> validate_length(:name, max: name_limit)
       |> put_change(:local, false)
       |> put_embed(:info, info_cng)
 
@@ -191,22 +191,23 @@ defmodule Pleroma.User do
   end
 
   def update_changeset(struct, params \\ %{}) do
+    bio_limit = Pleroma.Config.get([:instance, :user_bio_length], 5000)
+    name_limit = Pleroma.Config.get([:instance, :user_name_length], 100)
+
     struct
     |> cast(params, [:bio, :name, :avatar, :following])
     |> unique_constraint(:nickname)
     |> validate_format(:nickname, local_nickname_regex())
-    |> validate_length(:bio, max: 5000)
-    |> validate_length(:name, min: 1, max: 100)
+    |> validate_length(:bio, max: bio_limit)
+    |> validate_length(:name, min: 1, max: name_limit)
   end
 
   def upgrade_changeset(struct, params \\ %{}) do
-    params =
-      params
-      |> Map.put(:last_refreshed_at, NaiveDateTime.utc_now())
+    bio_limit = Pleroma.Config.get([:instance, :user_bio_length], 5000)
+    name_limit = Pleroma.Config.get([:instance, :user_name_length], 100)
 
-    info_cng =
-      struct.info
-      |> User.Info.user_upgrade(params[:info])
+    params = Map.put(params, :last_refreshed_at, NaiveDateTime.utc_now())
+    info_cng = User.Info.user_upgrade(struct.info, params[:info])
 
     struct
     |> cast(params, [
@@ -219,8 +220,8 @@ defmodule Pleroma.User do
     ])
     |> unique_constraint(:nickname)
     |> validate_format(:nickname, local_nickname_regex())
-    |> validate_length(:bio, max: 5000)
-    |> validate_length(:name, max: 100)
+    |> validate_length(:bio, max: bio_limit)
+    |> validate_length(:name, max: name_limit)
     |> put_embed(:info, info_cng)
   end
 
@@ -247,6 +248,9 @@ defmodule Pleroma.User do
   end
 
   def register_changeset(struct, params \\ %{}, opts \\ []) do
+    bio_limit = Pleroma.Config.get([:instance, :user_bio_length], 5000)
+    name_limit = Pleroma.Config.get([:instance, :user_name_length], 100)
+
     need_confirmation? =
       if is_nil(opts[:need_confirmation]) do
         Pleroma.Config.get([:instance, :account_activation_required])
@@ -267,8 +271,8 @@ defmodule Pleroma.User do
       |> validate_exclusion(:nickname, Pleroma.Config.get([User, :restricted_nicknames]))
       |> validate_format(:nickname, local_nickname_regex())
       |> validate_format(:email, @email_regex)
-      |> validate_length(:bio, max: 1000)
-      |> validate_length(:name, min: 1, max: 100)
+      |> validate_length(:bio, max: bio_limit)
+      |> validate_length(:name, min: 1, max: name_limit)
       |> put_change(:info, info_change)
 
     changeset =
diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index 8be8ac86f..233746047 100644
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -523,6 +523,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
     from(activity in Activity)
     |> maybe_preload_objects(opts)
+    |> maybe_preload_bookmarks(opts)
+    |> maybe_set_thread_muted_field(opts)
     |> restrict_blocked(opts)
     |> restrict_recipients(recipients, opts["user"])
     |> where(
@@ -536,6 +538,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
       )
     )
     |> exclude_poll_votes(opts)
+    |> exclude_id(opts)
     |> order_by([activity], desc: activity.id)
   end
 
@@ -628,6 +631,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     params =
       params
       |> Map.put("type", ["Create", "Announce"])
+      |> Map.put("user", reading_user)
       |> Map.put("actor_id", user.ap_id)
       |> Map.put("whole_db", true)
       |> Map.put("pinned_activity_ids", user.info.pinned_activities)
@@ -875,6 +879,12 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     end
   end
 
+  defp exclude_id(query, %{"exclude_id" => id}) when is_binary(id) do
+    from(activity in query, where: activity.id != ^id)
+  end
+
+  defp exclude_id(query, _), do: query
+
   defp maybe_preload_objects(query, %{"skip_preload" => true}), do: query
 
   defp maybe_preload_objects(query, _) do
diff --git a/lib/pleroma/web/activity_pub/mrf.ex b/lib/pleroma/web/activity_pub/mrf.ex
index dd204b21c..263ed11af 100644
--- a/lib/pleroma/web/activity_pub/mrf.ex
+++ b/lib/pleroma/web/activity_pub/mrf.ex
@@ -28,11 +28,43 @@ defmodule Pleroma.Web.ActivityPub.MRF do
 
   @spec subdomains_regex([String.t()]) :: [Regex.t()]
   def subdomains_regex(domains) when is_list(domains) do
-    for domain <- domains, do: ~r(^#{String.replace(domain, "*.", "(.*\\.)*")}$)
+    for domain <- domains, do: ~r(^#{String.replace(domain, "*.", "(.*\\.)*")}$)i
   end
 
   @spec subdomain_match?([Regex.t()], String.t()) :: boolean()
   def subdomain_match?(domains, host) do
     Enum.any?(domains, fn domain -> Regex.match?(domain, host) end)
   end
+
+  @callback describe() :: {:ok | :error, Map.t()}
+
+  def describe(policies) do
+    {:ok, policy_configs} =
+      policies
+      |> Enum.reduce({:ok, %{}}, fn
+        policy, {:ok, data} ->
+          {:ok, policy_data} = policy.describe()
+          {:ok, Map.merge(data, policy_data)}
+
+        _, error ->
+          error
+      end)
+
+    mrf_policies =
+      get_policies()
+      |> Enum.map(fn policy -> to_string(policy) |> String.split(".") |> List.last() end)
+
+    exclusions = Pleroma.Config.get([:instance, :mrf_transparency_exclusions])
+
+    base =
+      %{
+        mrf_policies: mrf_policies,
+        exclusions: length(exclusions) > 0
+      }
+      |> Map.merge(policy_configs)
+
+    {:ok, base}
+  end
+
+  def describe, do: get_policies() |> describe()
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex b/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex
index 87fa514c3..de1eb4aa5 100644
--- a/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex
@@ -62,4 +62,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.AntiFollowbotPolicy do
 
   @impl true
   def filter(message), do: {:ok, message}
+
+  @impl true
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/anti_link_spam_policy.ex b/lib/pleroma/web/activity_pub/mrf/anti_link_spam_policy.ex
index 2da3eac2f..b90193ca0 100644
--- a/lib/pleroma/web/activity_pub/mrf/anti_link_spam_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/anti_link_spam_policy.ex
@@ -5,6 +5,8 @@
 defmodule Pleroma.Web.ActivityPub.MRF.AntiLinkSpamPolicy do
   alias Pleroma.User
 
+  @behaviour Pleroma.Web.ActivityPub.MRF
+
   require Logger
 
   # has the user successfully posted before?
@@ -22,6 +24,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.AntiLinkSpamPolicy do
 
   defp contains_links?(_), do: false
 
+  @impl true
   def filter(%{"type" => "Create", "actor" => actor, "object" => object} = message) do
     with {:ok, %User{} = u} <- User.get_or_fetch_by_ap_id(actor),
          {:contains_links, true} <- {:contains_links, contains_links?(object)},
@@ -45,4 +48,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.AntiLinkSpamPolicy do
 
   # in all other cases, pass through
   def filter(message), do: {:ok, message}
+
+  @impl true
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/drop_policy.ex b/lib/pleroma/web/activity_pub/mrf/drop_policy.ex
index b8d38aae6..f7831bc3e 100644
--- a/lib/pleroma/web/activity_pub/mrf/drop_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/drop_policy.ex
@@ -12,4 +12,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.DropPolicy do
     Logger.info("REJECTING #{inspect(object)}")
     {:reject, object}
   end
+
+  @impl true
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/ensure_re_prepended.ex b/lib/pleroma/web/activity_pub/mrf/ensure_re_prepended.ex
index 2d03df68a..3a3e72910 100644
--- a/lib/pleroma/web/activity_pub/mrf/ensure_re_prepended.ex
+++ b/lib/pleroma/web/activity_pub/mrf/ensure_re_prepended.ex
@@ -39,4 +39,6 @@ defmodule Pleroma.Web.ActivityPub.MRF.EnsureRePrepended do
   end
 
   def filter(object), do: {:ok, object}
+
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/hellthread_policy.ex b/lib/pleroma/web/activity_pub/mrf/hellthread_policy.ex
index 377987cf2..9863454fa 100644
--- a/lib/pleroma/web/activity_pub/mrf/hellthread_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/hellthread_policy.ex
@@ -90,4 +90,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.HellthreadPolicy do
 
   @impl true
   def filter(message), do: {:ok, message}
+
+  @impl true
+  def describe, do: {:ok, %{mrf_hellthread: Pleroma.Config.get([:mrf_hellthread])}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/keyword_policy.ex b/lib/pleroma/web/activity_pub/mrf/keyword_policy.ex
index 4eec8b916..d6d1396bc 100644
--- a/lib/pleroma/web/activity_pub/mrf/keyword_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/keyword_policy.ex
@@ -96,4 +96,36 @@ defmodule Pleroma.Web.ActivityPub.MRF.KeywordPolicy do
 
   @impl true
   def filter(message), do: {:ok, message}
+
+  @impl true
+  def describe do
+    # This horror is needed to convert regex sigils to strings
+    mrf_keyword =
+      Pleroma.Config.get(:mrf_keyword, [])
+      |> Enum.map(fn {key, value} ->
+        {key,
+         Enum.map(value, fn
+           {pattern, replacement} ->
+             %{
+               "pattern" =>
+                 if not is_binary(pattern) do
+                   inspect(pattern)
+                 else
+                   pattern
+                 end,
+               "replacement" => replacement
+             }
+
+           pattern ->
+             if not is_binary(pattern) do
+               inspect(pattern)
+             else
+               pattern
+             end
+         end)}
+      end)
+      |> Enum.into(%{})
+
+    {:ok, %{mrf_keyword: mrf_keyword}}
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/mediaproxy_warming_policy.ex b/lib/pleroma/web/activity_pub/mrf/mediaproxy_warming_policy.ex
index 1df3bb5b6..b188164ee 100644
--- a/lib/pleroma/web/activity_pub/mrf/mediaproxy_warming_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/mediaproxy_warming_policy.ex
@@ -61,4 +61,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.MediaProxyWarmingPolicy do
 
   @impl true
   def filter(message), do: {:ok, message}
+
+  @impl true
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/mention_policy.ex b/lib/pleroma/web/activity_pub/mrf/mention_policy.ex
index 1842e1aeb..ce8bc4580 100644
--- a/lib/pleroma/web/activity_pub/mrf/mention_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/mention_policy.ex
@@ -21,4 +21,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.MentionPolicy do
 
   @impl true
   def filter(message), do: {:ok, message}
+
+  @impl true
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex b/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex
index 86a48bda5..f67f48ab6 100644
--- a/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex
@@ -19,4 +19,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.NoPlaceholderTextPolicy do
 
   @impl true
   def filter(object), do: {:ok, object}
+
+  @impl true
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/noop_policy.ex b/lib/pleroma/web/activity_pub/mrf/noop_policy.ex
index c47cb3298..878c57925 100644
--- a/lib/pleroma/web/activity_pub/mrf/noop_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/noop_policy.ex
@@ -10,4 +10,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.NoOpPolicy do
   def filter(object) do
     {:ok, object}
   end
+
+  @impl true
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/normalize_markup.ex b/lib/pleroma/web/activity_pub/mrf/normalize_markup.ex
index c269d0f89..daa4c88ad 100644
--- a/lib/pleroma/web/activity_pub/mrf/normalize_markup.ex
+++ b/lib/pleroma/web/activity_pub/mrf/normalize_markup.ex
@@ -21,4 +21,6 @@ defmodule Pleroma.Web.ActivityPub.MRF.NormalizeMarkup do
   end
 
   def filter(object), do: {:ok, object}
+
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/reject_non_public.ex b/lib/pleroma/web/activity_pub/mrf/reject_non_public.ex
index 457b6ee10..0ae9397ed 100644
--- a/lib/pleroma/web/activity_pub/mrf/reject_non_public.ex
+++ b/lib/pleroma/web/activity_pub/mrf/reject_non_public.ex
@@ -44,4 +44,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.RejectNonPublic do
 
   @impl true
   def filter(object), do: {:ok, object}
+
+  @impl true
+  def describe, do: {:ok, %{mrf_rejectnonpublic: Pleroma.Config.get([:mrf_rejectnonpublic])}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/simple_policy.ex b/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
index f266457e3..8aa6852f0 100644
--- a/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
@@ -177,4 +177,16 @@ defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicy do
   end
 
   def filter(object), do: {:ok, object}
+
+  @impl true
+  def describe do
+    exclusions = Pleroma.Config.get([:instance, :mrf_transparency_exclusions])
+
+    mrf_simple =
+      Pleroma.Config.get(:mrf_simple)
+      |> Enum.map(fn {k, v} -> {k, Enum.reject(v, fn v -> v in exclusions end)} end)
+      |> Enum.into(%{})
+
+    {:ok, %{mrf_simple: mrf_simple}}
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex b/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex
index 765704389..566c1e191 100644
--- a/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex
@@ -37,4 +37,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.SubchainPolicy do
 
   @impl true
   def filter(message), do: {:ok, message}
+
+  @impl true
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/tag_policy.ex b/lib/pleroma/web/activity_pub/mrf/tag_policy.ex
index 70edf4f7f..c1801d2ec 100644
--- a/lib/pleroma/web/activity_pub/mrf/tag_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/tag_policy.ex
@@ -165,4 +165,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.TagPolicy do
 
   @impl true
   def filter(message), do: {:ok, message}
+
+  @impl true
+  def describe, do: {:ok, %{}}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/user_allowlist_policy.ex b/lib/pleroma/web/activity_pub/mrf/user_allowlist_policy.ex
index e35d2c422..7389d6a96 100644
--- a/lib/pleroma/web/activity_pub/mrf/user_allowlist_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/user_allowlist_policy.ex
@@ -32,4 +32,13 @@ defmodule Pleroma.Web.ActivityPub.MRF.UserAllowListPolicy do
   end
 
   def filter(object), do: {:ok, object}
+
+  @impl true
+  def describe do
+    mrf_user_allowlist =
+      Config.get([:mrf_user_allowlist], [])
+      |> Enum.into(%{}, fn {k, v} -> {k, length(v)} end)
+
+    {:ok, %{mrf_user_allowlist: mrf_user_allowlist}}
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/vocabulary_policy.ex b/lib/pleroma/web/activity_pub/mrf/vocabulary_policy.ex
new file mode 100644
index 000000000..74da8d57e
--- /dev/null
+++ b/lib/pleroma/web/activity_pub/mrf/vocabulary_policy.ex
@@ -0,0 +1,36 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.ActivityPub.MRF.VocabularyPolicy do
+  @moduledoc "Filter messages which belong to certain activity vocabularies"
+
+  @behaviour Pleroma.Web.ActivityPub.MRF
+
+  def filter(%{"type" => "Undo", "object" => child_message} = message) do
+    with {:ok, _} <- filter(child_message) do
+      {:ok, message}
+    else
+      {:reject, nil} ->
+        {:reject, nil}
+    end
+  end
+
+  def filter(%{"type" => message_type} = message) do
+    with accepted_vocabulary <- Pleroma.Config.get([:mrf_vocabulary, :accept]),
+         rejected_vocabulary <- Pleroma.Config.get([:mrf_vocabulary, :reject]),
+         true <-
+           length(accepted_vocabulary) == 0 || Enum.member?(accepted_vocabulary, message_type),
+         false <-
+           length(rejected_vocabulary) > 0 && Enum.member?(rejected_vocabulary, message_type),
+         {:ok, _} <- filter(message["object"]) do
+      {:ok, message}
+    else
+      _ -> {:reject, nil}
+    end
+  end
+
+  def filter(message), do: {:ok, message}
+
+  def describe, do: {:ok, %{mrf_vocabulary: Pleroma.Config.get(:mrf_vocabulary)}}
+end
diff --git a/lib/pleroma/web/activity_pub/relay.ex b/lib/pleroma/web/activity_pub/relay.ex
index 1ebfcdd86..5f18cc64a 100644
--- a/lib/pleroma/web/activity_pub/relay.ex
+++ b/lib/pleroma/web/activity_pub/relay.ex
@@ -14,6 +14,7 @@ defmodule Pleroma.Web.ActivityPub.Relay do
     |> User.get_or_create_service_actor_by_ap_id()
   end
 
+  @spec follow(String.t()) :: {:ok, Activity.t()} | {:error, any()}
   def follow(target_instance) do
     with %User{} = local_user <- get_actor(),
          {:ok, %User{} = target_user} <- User.get_or_fetch_by_ap_id(target_instance),
@@ -21,12 +22,17 @@ defmodule Pleroma.Web.ActivityPub.Relay do
       Logger.info("relay: followed instance: #{target_instance}; id=#{activity.data["id"]}")
       {:ok, activity}
     else
+      {:error, _} = error ->
+        Logger.error("error: #{inspect(error)}")
+        error
+
       e ->
         Logger.error("error: #{inspect(e)}")
         {:error, e}
     end
   end
 
+  @spec unfollow(String.t()) :: {:ok, Activity.t()} | {:error, any()}
   def unfollow(target_instance) do
     with %User{} = local_user <- get_actor(),
          {:ok, %User{} = target_user} <- User.get_or_fetch_by_ap_id(target_instance),
@@ -34,20 +40,27 @@ defmodule Pleroma.Web.ActivityPub.Relay do
       Logger.info("relay: unfollowed instance: #{target_instance}: id=#{activity.data["id"]}")
       {:ok, activity}
     else
+      {:error, _} = error ->
+        Logger.error("error: #{inspect(error)}")
+        error
+
       e ->
         Logger.error("error: #{inspect(e)}")
         {:error, e}
     end
   end
 
+  @spec publish(any()) :: {:ok, Activity.t(), Object.t()} | {:error, any()}
   def publish(%Activity{data: %{"type" => "Create"}} = activity) do
     with %User{} = user <- get_actor(),
          %Object{} = object <- Object.normalize(activity) do
       ActivityPub.announce(user, object, nil, true, false)
     else
-      e -> Logger.error("error: #{inspect(e)}")
+      e ->
+        Logger.error("error: #{inspect(e)}")
+        {:error, inspect(e)}
     end
   end
 
-  def publish(_), do: nil
+  def publish(_), do: {:error, "Not implemented"}
 end
diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex
index 0f117cd04..2cb7ca8d1 100644
--- a/lib/pleroma/web/activity_pub/transmogrifier.ex
+++ b/lib/pleroma/web/activity_pub/transmogrifier.ex
@@ -29,6 +29,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
   """
   def fix_object(object, options \\ []) do
     object
+    |> strip_internal_fields
     |> fix_actor
     |> fix_url
     |> fix_attachments
@@ -37,7 +38,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
     |> fix_emoji
     |> fix_tag
     |> fix_content_map
-    |> fix_likes
     |> fix_addressing
     |> fix_summary
     |> fix_type(options)
@@ -154,20 +154,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
     |> Map.put("actor", Containment.get_actor(%{"actor" => actor}))
   end
 
-  # Check for standardisation
-  # This is what Peertube does
-  # curl -H 'Accept: application/activity+json' $likes | jq .totalItems
-  # Prismo returns only an integer (count) as "likes"
-  def fix_likes(%{"likes" => likes} = object) when not is_map(likes) do
-    object
-    |> Map.put("likes", [])
-    |> Map.put("like_count", 0)
-  end
-
-  def fix_likes(object) do
-    object
-  end
-
   def fix_in_reply_to(object, options \\ [])
 
   def fix_in_reply_to(%{"inReplyTo" => in_reply_to} = object, options)
@@ -350,13 +336,15 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
 
   def fix_type(object, options \\ [])
 
-  def fix_type(%{"inReplyTo" => reply_id} = object, options) when is_binary(reply_id) do
+  def fix_type(%{"inReplyTo" => reply_id, "name" => _} = object, options)
+      when is_binary(reply_id) do
     reply =
-      if Federator.allowed_incoming_reply_depth?(options[:depth]) do
-        Object.normalize(reply_id, true)
+      with true <- Federator.allowed_incoming_reply_depth?(options[:depth]),
+           {:ok, object} <- get_obj_helper(reply_id, options) do
+        object
       end
 
-    if reply && (reply.data["type"] == "Question" and object["name"]) do
+    if reply && reply.data["type"] == "Question" do
       Map.put(object, "type", "Answer")
     else
       object
@@ -716,8 +704,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
         } = _data,
         _options
       ) do
-    with true <- Pleroma.Config.get([:activitypub, :accept_blocks]),
-         %User{local: true} = blocked <- User.get_cached_by_ap_id(blocked),
+    with %User{local: true} = blocked <- User.get_cached_by_ap_id(blocked),
          {:ok, %User{} = blocker} <- User.get_or_fetch_by_ap_id(blocker),
          {:ok, activity} <- ActivityPub.unblock(blocker, blocked, id, false) do
       User.unblock(blocker, blocked)
@@ -731,8 +718,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
         %{"type" => "Block", "object" => blocked, "actor" => blocker, "id" => id} = _data,
         _options
       ) do
-    with true <- Pleroma.Config.get([:activitypub, :accept_blocks]),
-         %User{local: true} = blocked = User.get_cached_by_ap_id(blocked),
+    with %User{local: true} = blocked = User.get_cached_by_ap_id(blocked),
          {:ok, %User{} = blocker} = User.get_or_fetch_by_ap_id(blocker),
          {:ok, activity} <- ActivityPub.block(blocker, blocked, id, false) do
       User.unfollow(blocker, blocked)
@@ -787,7 +773,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
     |> add_mention_tags
     |> add_emoji_tags
     |> add_attributed_to
-    |> add_likes
     |> prepare_attachments
     |> set_conversation
     |> set_reply_to_uri
@@ -974,22 +959,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
     |> Map.put("attributedTo", attributed_to)
   end
 
-  def add_likes(%{"id" => id, "like_count" => likes} = object) do
-    likes = %{
-      "id" => "#{id}/likes",
-      "first" => "#{id}/likes?page=1",
-      "type" => "OrderedCollection",
-      "totalItems" => likes
-    }
-
-    object
-    |> Map.put("likes", likes)
-  end
-
-  def add_likes(object) do
-    object
-  end
-
   def prepare_attachments(object) do
     attachments =
       (object["attachment"] || [])
@@ -1005,6 +974,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
   defp strip_internal_fields(object) do
     object
     |> Map.drop([
+      "likes",
       "like_count",
       "announcements",
       "announcement_count",
diff --git a/lib/pleroma/web/mastodon_api/mastodon_api.ex b/lib/pleroma/web/mastodon_api/mastodon_api.ex
index 46944dcbc..ac01d1ff3 100644
--- a/lib/pleroma/web/mastodon_api/mastodon_api.ex
+++ b/lib/pleroma/web/mastodon_api/mastodon_api.ex
@@ -13,10 +13,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPI do
   alias Pleroma.User
   alias Pleroma.Web.CommonAPI
 
+  @spec follow(User.t(), User.t(), map) :: {:ok, User.t()} | {:error, String.t()}
   def follow(follower, followed, params \\ %{}) do
-    options = cast_params(params)
-    reblogs = options[:reblogs]
-
     result =
       if not User.following?(follower, followed) do
         CommonAPI.follow(follower, followed)
@@ -24,19 +22,25 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPI do
         {:ok, follower, followed, nil}
       end
 
-    with {:ok, follower, followed, _} <- result do
-      reblogs
-      |> case do
-        false -> CommonAPI.hide_reblogs(follower, followed)
-        _ -> CommonAPI.show_reblogs(follower, followed)
-      end
-      |> case do
+    with {:ok, follower, _followed, _} <- result do
+      options = cast_params(params)
+
+      case reblogs_visibility(options[:reblogs], result) do
         {:ok, follower} -> {:ok, follower}
         _ -> {:ok, follower}
       end
     end
   end
 
+  defp reblogs_visibility(false, {:ok, follower, followed, _}) do
+    CommonAPI.hide_reblogs(follower, followed)
+  end
+
+  defp reblogs_visibility(_, {:ok, follower, followed, _}) do
+    CommonAPI.show_reblogs(follower, followed)
+  end
+
+  @spec get_followers(User.t(), map()) :: list(User.t())
   def get_followers(user, params \\ %{}) do
     user
     |> User.get_followers_query()
diff --git a/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex b/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
index 174e93468..7ce2b5b06 100644
--- a/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
+++ b/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
@@ -435,6 +435,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       |> Map.put("local_only", local_only)
       |> Map.put("blocking_user", user)
       |> Map.put("muting_user", user)
+      |> Map.put("user", user)
       |> ActivityPub.fetch_public_activities()
       |> Enum.reverse()
 
@@ -496,12 +497,9 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
          activities <-
            ActivityPub.fetch_activities_for_context(activity.data["context"], %{
              "blocking_user" => user,
-             "user" => user
+             "user" => user,
+             "exclude_id" => activity.id
            }),
-         activities <-
-           activities |> Enum.filter(fn %{id: aid} -> to_string(aid) != to_string(id) end),
-         activities <-
-           activities |> Enum.filter(fn %{data: %{"type" => type}} -> type == "Create" end),
          grouped_activities <- Enum.group_by(activities, fn %{id: id} -> id < activity.id end) do
       result = %{
         ancestors:
@@ -536,8 +534,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       |> put_view(StatusView)
       |> try_render("poll.json", %{object: object, for: user})
     else
-      nil -> render_error(conn, :not_found, "Record not found")
-      false -> render_error(conn, :not_found, "Record not found")
+      error when is_nil(error) or error == false ->
+        render_error(conn, :not_found, "Record not found")
     end
   end
 
@@ -885,8 +883,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def favourited_by(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with %Activity{data: %{"object" => object}} <- Activity.get_by_id(id),
-         %Object{data: %{"likes" => likes}} <- Object.normalize(object) do
+    with %Activity{} = activity <- Activity.get_by_id_with_object(id),
+         %Object{data: %{"likes" => likes}} <- Object.normalize(activity) do
       q = from(u in User, where: u.ap_id in ^likes)
 
       users =
@@ -902,8 +900,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def reblogged_by(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with %Activity{data: %{"object" => object}} <- Activity.get_by_id(id),
-         %Object{data: %{"announcements" => announces}} <- Object.normalize(object) do
+    with %Activity{} = activity <- Activity.get_by_id_with_object(id),
+         %Object{data: %{"announcements" => announces}} <- Object.normalize(activity) do
       q = from(u in User, where: u.ap_id in ^announces)
 
       users =
@@ -944,6 +942,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       |> Map.put("local_only", local_only)
       |> Map.put("blocking_user", user)
       |> Map.put("muting_user", user)
+      |> Map.put("user", user)
       |> Map.put("tag", tags)
       |> Map.put("tag_all", tag_all)
       |> Map.put("tag_reject", tag_reject)
@@ -1350,6 +1349,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
         params
         |> Map.put("type", "Create")
         |> Map.put("blocking_user", user)
+        |> Map.put("user", user)
         |> Map.put("muting_user", user)
 
       # we must filter the following list for the user to avoid leaking statuses the user
@@ -1690,45 +1690,35 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
         |> String.replace("{{user}}", user)
 
       with {:ok, %{status: 200, body: body}} <-
-             HTTP.get(
-               url,
-               [],
-               adapter: [
-                 recv_timeout: timeout,
-                 pool: :default
-               ]
-             ),
+             HTTP.get(url, [], adapter: [recv_timeout: timeout, pool: :default]),
            {:ok, data} <- Jason.decode(body) do
         data =
           data
           |> Enum.slice(0, limit)
           |> Enum.map(fn x ->
-            Map.put(
-              x,
-              "id",
-              case User.get_or_fetch(x["acct"]) do
-                {:ok, %User{id: id}} -> id
-                _ -> 0
-              end
-            )
-          end)
-          |> Enum.map(fn x ->
-            Map.put(x, "avatar", MediaProxy.url(x["avatar"]))
-          end)
-          |> Enum.map(fn x ->
-            Map.put(x, "avatar_static", MediaProxy.url(x["avatar_static"]))
+            x
+            |> Map.put("id", fetch_suggestion_id(x))
+            |> Map.put("avatar", MediaProxy.url(x["avatar"]))
+            |> Map.put("avatar_static", MediaProxy.url(x["avatar_static"]))
           end)
 
-        conn
-        |> json(data)
+        json(conn, data)
       else
-        e -> Logger.error("Could not retrieve suggestions at fetch #{url}, #{inspect(e)}")
+        e ->
+          Logger.error("Could not retrieve suggestions at fetch #{url}, #{inspect(e)}")
       end
     else
       json(conn, [])
     end
   end
 
+  defp fetch_suggestion_id(attrs) do
+    case User.get_or_fetch(attrs["acct"]) do
+      {:ok, %User{id: id}} -> id
+      _ -> 0
+    end
+  end
+
   def status_card(%{assigns: %{user: user}} = conn, %{"id" => status_id}) do
     with %Activity{} = activity <- Activity.get_by_id(status_id),
          true <- Visibility.visible_for_user?(activity, user) do
diff --git a/lib/pleroma/web/mastodon_api/views/account_view.ex b/lib/pleroma/web/mastodon_api/views/account_view.ex
index de084fd6e..72c092f25 100644
--- a/lib/pleroma/web/mastodon_api/views/account_view.ex
+++ b/lib/pleroma/web/mastodon_api/views/account_view.ex
@@ -72,6 +72,13 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
     image = User.avatar_url(user) |> MediaProxy.url()
     header = User.banner_url(user) |> MediaProxy.url()
     user_info = User.get_cached_user_info(user)
+
+    following_count =
+      ((!user.info.hide_follows or opts[:for] == user) && user_info.following_count) || 0
+
+    followers_count =
+      ((!user.info.hide_followers or opts[:for] == user) && user_info.follower_count) || 0
+
     bot = (user.info.source_data["type"] || "Person") in ["Application", "Service"]
 
     emojis =
@@ -102,8 +109,8 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
       display_name: display_name,
       locked: user_info.locked,
       created_at: Utils.to_masto_date(user.inserted_at),
-      followers_count: user_info.follower_count,
-      following_count: user_info.following_count,
+      followers_count: followers_count,
+      following_count: following_count,
       statuses_count: user_info.note_count,
       note: bio || "",
       url: User.profile_url(user),
diff --git a/lib/pleroma/web/mastodon_api/views/status_view.ex b/lib/pleroma/web/mastodon_api/views/status_view.ex
index 80df9b2ac..492af1702 100644
--- a/lib/pleroma/web/mastodon_api/views/status_view.ex
+++ b/lib/pleroma/web/mastodon_api/views/status_view.ex
@@ -5,6 +5,8 @@
 defmodule Pleroma.Web.MastodonAPI.StatusView do
   use Pleroma.Web, :view
 
+  require Pleroma.Constants
+
   alias Pleroma.Activity
   alias Pleroma.HTML
   alias Pleroma.Object
@@ -24,19 +26,19 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
   defp get_replied_to_activities(activities) do
     activities
     |> Enum.map(fn
-      %{data: %{"type" => "Create", "object" => object}} ->
-        object = Object.normalize(object)
-        object.data["inReplyTo"] != "" && object.data["inReplyTo"]
+      %{data: %{"type" => "Create"}} = activity ->
+        object = Object.normalize(activity)
+        object && object.data["inReplyTo"] != "" && object.data["inReplyTo"]
 
       _ ->
         nil
     end)
     |> Enum.filter(& &1)
-    |> Activity.create_by_object_ap_id()
+    |> Activity.create_by_object_ap_id_with_object()
     |> Repo.all()
     |> Enum.reduce(%{}, fn activity, acc ->
       object = Object.normalize(activity)
-      Map.put(acc, object.data["id"], activity)
+      if object, do: Map.put(acc, object.data["id"], activity), else: acc
     end)
   end
 
@@ -88,6 +90,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
     reblogged_activity =
       Activity.create_by_object_ap_id(activity_object.data["id"])
       |> Activity.with_preloaded_bookmark(opts[:for])
+      |> Activity.with_set_thread_muted_field(opts[:for])
       |> Repo.one()
 
     reblogged = render("status.json", Map.put(opts, :activity, reblogged_activity))
@@ -142,6 +145,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
     object = Object.normalize(activity)
 
     user = get_user(activity.data["actor"])
+    user_follower_address = user.follower_address
 
     like_count = object.data["like_count"] || 0
     announcement_count = object.data["announcement_count"] || 0
@@ -157,7 +161,11 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
     mentions =
       (object.data["to"] ++ tag_mentions)
       |> Enum.uniq()
-      |> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
+      |> Enum.map(fn
+        Pleroma.Constants.as_public() -> nil
+        ^user_follower_address -> nil
+        ap_id -> User.get_cached_by_ap_id(ap_id)
+      end)
       |> Enum.filter(& &1)
       |> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
 
@@ -168,7 +176,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
     thread_muted? =
       case activity.thread_muted? do
         thread_muted? when is_boolean(thread_muted?) -> thread_muted?
-        nil -> CommonAPI.thread_muted?(user, activity)
+        nil -> (opts[:for] && CommonAPI.thread_muted?(opts[:for], activity)) || false
       end
 
     attachment_data = object.data["attachment"] || []
diff --git a/lib/pleroma/web/nodeinfo/nodeinfo_controller.ex b/lib/pleroma/web/nodeinfo/nodeinfo_controller.ex
index 54f89e65c..ee14cfd6b 100644
--- a/lib/pleroma/web/nodeinfo/nodeinfo_controller.ex
+++ b/lib/pleroma/web/nodeinfo/nodeinfo_controller.ex
@@ -34,64 +34,18 @@ defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
   def raw_nodeinfo do
     stats = Stats.get_stats()
 
-    exclusions = Config.get([:instance, :mrf_transparency_exclusions])
-
-    mrf_simple =
-      Config.get(:mrf_simple)
-      |> Enum.map(fn {k, v} -> {k, Enum.reject(v, fn v -> v in exclusions end)} end)
-      |> Enum.into(%{})
-
-    # This horror is needed to convert regex sigils to strings
-    mrf_keyword =
-      Config.get(:mrf_keyword, [])
-      |> Enum.map(fn {key, value} ->
-        {key,
-         Enum.map(value, fn
-           {pattern, replacement} ->
-             %{
-               "pattern" =>
-                 if not is_binary(pattern) do
-                   inspect(pattern)
-                 else
-                   pattern
-                 end,
-               "replacement" => replacement
-             }
-
-           pattern ->
-             if not is_binary(pattern) do
-               inspect(pattern)
-             else
-               pattern
-             end
-         end)}
-      end)
-      |> Enum.into(%{})
-
-    mrf_policies =
-      MRF.get_policies()
-      |> Enum.map(fn policy -> to_string(policy) |> String.split(".") |> List.last() end)
-
     quarantined = Config.get([:instance, :quarantined_instances], [])
 
     staff_accounts =
       User.all_superusers()
       |> Enum.map(fn u -> u.ap_id end)
 
-    mrf_user_allowlist =
-      Config.get([:mrf_user_allowlist], [])
-      |> Enum.into(%{}, fn {k, v} -> {k, length(v)} end)
-
     federation_response =
       if Config.get([:instance, :mrf_transparency]) do
-        %{
-          mrf_policies: mrf_policies,
-          mrf_simple: mrf_simple,
-          mrf_keyword: mrf_keyword,
-          mrf_user_allowlist: mrf_user_allowlist,
-          quarantined_instances: quarantined,
-          exclusions: length(exclusions) > 0
-        }
+        {:ok, data} = MRF.describe()
+
+        data
+        |> Map.merge(%{quarantined_instances: quarantined})
       else
         %{}
       end
diff --git a/lib/pleroma/web/web.ex b/lib/pleroma/web/web.ex
index b42f6887e..687346554 100644
--- a/lib/pleroma/web/web.ex
+++ b/lib/pleroma/web/web.ex
@@ -58,10 +58,10 @@ defmodule Pleroma.Web do
       rescue
         error ->
           Logger.error(
-            "#{__MODULE__} failed to render #{inspect({view, template})}: #{inspect(error)}"
+            "#{__MODULE__} failed to render #{inspect({view, template})}\n" <>
+              Exception.format(:error, error, __STACKTRACE__)
           )
 
-          Logger.error(inspect(__STACKTRACE__))
           nil
       end