Merge remote-tracking branch 'upstream/develop' into admin-create-users

65 files changed, 1163 insertions, 400 deletions

diff --git a/lib/healthcheck.ex b/lib/healthcheck.ex
index 646fb3b9d..32aafc210 100644
--- a/lib/healthcheck.ex
+++ b/lib/healthcheck.ex
@@ -29,13 +29,13 @@ defmodule Pleroma.Healthcheck do
   end
 
   defp assign_db_info(healthcheck) do
-    database = Application.get_env(:pleroma, Repo)[:database]
+    database = Pleroma.Config.get([Repo, :database])
 
     query =
       "select state, count(pid) from pg_stat_activity where datname = '#{database}' group by state;"
 
     result = Repo.query!(query)
-    pool_size = Application.get_env(:pleroma, Repo)[:pool_size]
+    pool_size = Pleroma.Config.get([Repo, :pool_size])
 
     db_info =
       Enum.reduce(result.rows, %{active: 0, idle: 0}, fn [state, cnt], states ->
diff --git a/lib/mix/tasks/pleroma/database.ex b/lib/mix/tasks/pleroma/database.ex
index ab9a3a7ff..4d480ac3f 100644
--- a/lib/mix/tasks/pleroma/database.ex
+++ b/lib/mix/tasks/pleroma/database.ex
@@ -4,6 +4,10 @@
 
 defmodule Mix.Tasks.Pleroma.Database do
   alias Mix.Tasks.Pleroma.Common
+  alias Pleroma.Conversation
+  alias Pleroma.Object
+  alias Pleroma.Repo
+  alias Pleroma.User
   require Logger
   use Mix.Task
 
@@ -19,6 +23,18 @@ defmodule Mix.Tasks.Pleroma.Database do
 
     Options:
     - `--vacuum` - run `VACUUM FULL` after the embedded objects are replaced with their references
+
+  ## Prune old objects from the database
+
+      mix pleroma.database prune_objects
+
+  ## Create a conversation for all existing DMs. Can be safely re-run.
+
+      mix pleroma.database bump_all_conversations
+
+  ## Remove duplicated items from following and update followers count for all users
+
+      mix pleroma.database update_users_following_followers_counts
   """
   def run(["remove_embedded_objects" | args]) do
     {options, [], []} =
@@ -32,7 +48,7 @@ defmodule Mix.Tasks.Pleroma.Database do
     Common.start_pleroma()
     Logger.info("Removing embedded objects")
 
-    Pleroma.Repo.query!(
+    Repo.query!(
       "update activities set data = jsonb_set(data, '{object}'::text[], data->'object'->'id') where data->'object'->>'id' is not null;",
       [],
       timeout: :infinity
@@ -41,7 +57,62 @@ defmodule Mix.Tasks.Pleroma.Database do
     if Keyword.get(options, :vacuum) do
       Logger.info("Runnning VACUUM FULL")
 
-      Pleroma.Repo.query!(
+      Repo.query!(
+        "vacuum full;",
+        [],
+        timeout: :infinity
+      )
+    end
+  end
+
+  def run(["bump_all_conversations"]) do
+    Common.start_pleroma()
+    Conversation.bump_for_all_activities()
+  end
+
+  def run(["update_users_following_followers_counts"]) do
+    Common.start_pleroma()
+
+    users = Repo.all(User)
+    Enum.each(users, &User.remove_duplicated_following/1)
+    Enum.each(users, &User.update_follower_count/1)
+  end
+
+  def run(["prune_objects" | args]) do
+    import Ecto.Query
+
+    {options, [], []} =
+      OptionParser.parse(
+        args,
+        strict: [
+          vacuum: :boolean
+        ]
+      )
+
+    Common.start_pleroma()
+
+    deadline = Pleroma.Config.get([:instance, :remote_post_retention_days])
+
+    Logger.info("Pruning objects older than #{deadline} days")
+
+    time_deadline =
+      NaiveDateTime.utc_now()
+      |> NaiveDateTime.add(-(deadline * 86_400))
+
+    public = "https://www.w3.org/ns/activitystreams#Public"
+
+    from(o in Object,
+      where: fragment("?->'to' \\? ? OR ?->'cc' \\? ?", o.data, ^public, o.data, ^public),
+      where: o.inserted_at < ^time_deadline,
+      where:
+        fragment("split_part(?->>'actor', '/', 3) != ?", o.data, ^Pleroma.Web.Endpoint.host())
+    )
+    |> Repo.delete_all(timeout: :infinity)
+
+    if Keyword.get(options, :vacuum) do
+      Logger.info("Runnning VACUUM FULL")
+
+      Repo.query!(
         "vacuum full;",
         [],
         timeout: :infinity
diff --git a/lib/mix/tasks/pleroma/user.ex b/lib/mix/tasks/pleroma/user.ex
index d130ff8c9..25fc40ea7 100644
--- a/lib/mix/tasks/pleroma/user.ex
+++ b/lib/mix/tasks/pleroma/user.ex
@@ -77,6 +77,10 @@ defmodule Mix.Tasks.Pleroma.User do
   ## Delete tags from a user.
 
       mix pleroma.user untag NICKNAME TAGS
+
+  ## Toggle confirmation of the user's account.
+
+      mix pleroma.user toggle_confirmed NICKNAME
   """
   def run(["new", nickname, email | rest]) do
     {options, [], []} =
@@ -388,6 +392,21 @@ defmodule Mix.Tasks.Pleroma.User do
     end
   end
 
+  def run(["toggle_confirmed", nickname]) do
+    Common.start_pleroma()
+
+    with %User{} = user <- User.get_cached_by_nickname(nickname) do
+      {:ok, user} = User.toggle_confirmation(user)
+
+      message = if user.info.confirmation_pending, do: "needs", else: "doesn't need"
+
+      Mix.shell().info("#{nickname} #{message} confirmation.")
+    else
+      _ ->
+        Mix.shell().error("No local user #{nickname}")
+    end
+  end
+
   defp set_moderator(user, value) do
     info_cng = User.Info.admin_api_update(user.info, %{is_moderator: value})
 
diff --git a/lib/pleroma/activity.ex b/lib/pleroma/activity.ex
index 4a0919478..99589590c 100644
--- a/lib/pleroma/activity.ex
+++ b/lib/pleroma/activity.ex
@@ -10,6 +10,7 @@ defmodule Pleroma.Activity do
   alias Pleroma.Notification
   alias Pleroma.Object
   alias Pleroma.Repo
+  alias Pleroma.ThreadMute
   alias Pleroma.User
 
   import Ecto.Changeset
@@ -37,6 +38,7 @@ defmodule Pleroma.Activity do
     field(:local, :boolean, default: true)
     field(:actor, :string)
     field(:recipients, {:array, :string}, default: [])
+    field(:thread_muted?, :boolean, virtual: true)
     # This is a fake relation, do not use outside of with_preloaded_bookmark/get_bookmark
     has_one(:bookmark, Bookmark)
     has_many(:notifications, Notification, on_delete: :delete_all)
@@ -60,21 +62,24 @@ defmodule Pleroma.Activity do
     timestamps()
   end
 
-  def with_preloaded_object(query) do
-    query
-    |> join(
-      :inner,
-      [activity],
-      o in Object,
+  def with_joined_object(query) do
+    join(query, :inner, [activity], o in Object,
       on:
         fragment(
           "(?->>'id') = COALESCE(?->'object'->>'id', ?->>'object')",
           o.data,
           activity.data,
           activity.data
-        )
+        ),
+      as: :object
     )
-    |> preload([activity, object], object: object)
+  end
+
+  def with_preloaded_object(query) do
+    query
+    |> has_named_binding?(:object)
+    |> if(do: query, else: with_joined_object(query))
+    |> preload([activity, object: object], object: object)
   end
 
   def with_preloaded_bookmark(query, %User{} = user) do
@@ -87,6 +92,16 @@ defmodule Pleroma.Activity do
 
   def with_preloaded_bookmark(query, _), do: query
 
+  def with_set_thread_muted_field(query, %User{} = user) do
+    from([a] in query,
+      left_join: tm in ThreadMute,
+      on: tm.user_id == ^user.id and tm.context == fragment("?->>'context'", a.data),
+      select: %Activity{a | thread_muted?: not is_nil(tm.id)}
+    )
+  end
+
+  def with_set_thread_muted_field(query, _), do: query
+
   def get_by_ap_id(ap_id) do
     Repo.one(
       from(
@@ -108,7 +123,7 @@ defmodule Pleroma.Activity do
 
   def change(struct, params \\ %{}) do
     struct
-    |> cast(params, [:data])
+    |> cast(params, [:data, :recipients])
     |> validate_required([:data])
     |> unique_constraint(:ap_id, name: :activities_unique_apid_index)
   end
diff --git a/lib/pleroma/application.ex b/lib/pleroma/application.ex
index eeb415084..76df3945e 100644
--- a/lib/pleroma/application.ex
+++ b/lib/pleroma/application.ex
@@ -110,6 +110,7 @@ defmodule Pleroma.Application do
         hackney_pool_children() ++
         [
           worker(Pleroma.Web.Federator.RetryQueue, []),
+          worker(Pleroma.Web.OAuth.Token.CleanWorker, []),
           worker(Pleroma.Stats, []),
           worker(Task, [&Pleroma.Web.Push.init/0], restart: :temporary, id: :web_push_init),
           worker(Task, [&Pleroma.Web.Federator.init/0], restart: :temporary, id: :federator_init)
@@ -131,19 +132,22 @@ defmodule Pleroma.Application do
   defp setup_instrumenters do
     require Prometheus.Registry
 
-    :ok =
-      :telemetry.attach(
-        "prometheus-ecto",
-        [:pleroma, :repo, :query],
-        &Pleroma.Repo.Instrumenter.handle_event/4,
-        %{}
-      )
+    if Application.get_env(:prometheus, Pleroma.Repo.Instrumenter) do
+      :ok =
+        :telemetry.attach(
+          "prometheus-ecto",
+          [:pleroma, :repo, :query],
+          &Pleroma.Repo.Instrumenter.handle_event/4,
+          %{}
+        )
+
+      Pleroma.Repo.Instrumenter.setup()
+    end
 
     Prometheus.Registry.register_collector(:prometheus_process_collector)
     Pleroma.Web.Endpoint.MetricsExporter.setup()
     Pleroma.Web.Endpoint.PipelineInstrumenter.setup()
     Pleroma.Web.Endpoint.Instrumenter.setup()
-    Pleroma.Repo.Instrumenter.setup()
   end
 
   def enabled_hackney_pools do
diff --git a/lib/pleroma/bbs/handler.ex b/lib/pleroma/bbs/handler.ex
index 106fe5d18..f34be961f 100644
--- a/lib/pleroma/bbs/handler.ex
+++ b/lib/pleroma/bbs/handler.ex
@@ -95,7 +95,6 @@ defmodule Pleroma.BBS.Handler do
     activities =
       [user.ap_id | user.following]
       |> ActivityPub.fetch_activities(params)
-      |> ActivityPub.contain_timeline(user)
 
     Enum.each(activities, fn activity ->
       puts_activity(activity)
diff --git a/lib/pleroma/conversation.ex b/lib/pleroma/conversation.ex
index 0db195988..238c1acf2 100644
--- a/lib/pleroma/conversation.ex
+++ b/lib/pleroma/conversation.ex
@@ -45,7 +45,7 @@ defmodule Pleroma.Conversation do
   2. Create a participation for all the people involved who don't have one already
   3. Bump all relevant participations to 'unread'
   """
-  def create_or_bump_for(activity) do
+  def create_or_bump_for(activity, opts \\ []) do
     with true <- Pleroma.Web.ActivityPub.Visibility.is_direct?(activity),
          "Create" <- activity.data["type"],
          object <- Pleroma.Object.normalize(activity),
@@ -58,7 +58,7 @@ defmodule Pleroma.Conversation do
       participations =
         Enum.map(users, fn user ->
           {:ok, participation} =
-            Participation.create_for_user_and_conversation(user, conversation)
+            Participation.create_for_user_and_conversation(user, conversation, opts)
 
           participation
         end)
@@ -72,4 +72,21 @@ defmodule Pleroma.Conversation do
       e -> {:error, e}
     end
   end
+
+  @doc """
+  This is only meant to be run by a mix task. It creates conversations/participations for all direct messages in the database.
+  """
+  def bump_for_all_activities do
+    stream =
+      Pleroma.Web.ActivityPub.ActivityPub.fetch_direct_messages_query()
+      |> Repo.stream()
+
+    Repo.transaction(
+      fn ->
+        stream
+        |> Enum.each(fn a -> create_or_bump_for(a, read: true) end)
+      end,
+      timeout: :infinity
+    )
+  end
 end
diff --git a/lib/pleroma/conversation/participation.ex b/lib/pleroma/conversation/participation.ex
index 61021fb18..2a11f9069 100644
--- a/lib/pleroma/conversation/participation.ex
+++ b/lib/pleroma/conversation/participation.ex
@@ -22,15 +22,17 @@ defmodule Pleroma.Conversation.Participation do
 
   def creation_cng(struct, params) do
     struct
-    |> cast(params, [:user_id, :conversation_id])
+    |> cast(params, [:user_id, :conversation_id, :read])
     |> validate_required([:user_id, :conversation_id])
   end
 
-  def create_for_user_and_conversation(user, conversation) do
+  def create_for_user_and_conversation(user, conversation, opts \\ []) do
+    read = !!opts[:read]
+
     %__MODULE__{}
-    |> creation_cng(%{user_id: user.id, conversation_id: conversation.id})
+    |> creation_cng(%{user_id: user.id, conversation_id: conversation.id, read: read})
     |> Repo.insert(
-      on_conflict: [set: [read: false, updated_at: NaiveDateTime.utc_now()]],
+      on_conflict: [set: [read: read, updated_at: NaiveDateTime.utc_now()]],
       returning: true,
       conflict_target: [:user_id, :conversation_id]
     )
diff --git a/lib/pleroma/emails/admin_email.ex b/lib/pleroma/emails/admin_email.ex
index df0f72f96..d0e254362 100644
--- a/lib/pleroma/emails/admin_email.ex
+++ b/lib/pleroma/emails/admin_email.ex
@@ -29,7 +29,7 @@ defmodule Pleroma.Emails.AdminEmail do
       end
 
     statuses_html =
-      if length(statuses) > 0 do
+      if is_list(statuses) && length(statuses) > 0 do
         statuses_list_html =
           statuses
           |> Enum.map(fn
diff --git a/lib/pleroma/emoji.ex b/lib/pleroma/emoji.ex
index 6390cce4c..7d12eff7f 100644
--- a/lib/pleroma/emoji.ex
+++ b/lib/pleroma/emoji.ex
@@ -22,7 +22,7 @@ defmodule Pleroma.Emoji do
 
   @ets __MODULE__.Ets
   @ets_options [:ordered_set, :protected, :named_table, {:read_concurrency, true}]
-  @groups Application.get_env(:pleroma, :emoji)[:groups]
+  @groups Pleroma.Config.get([:emoji, :groups])
 
   @doc false
   def start_link do
@@ -112,7 +112,7 @@ defmodule Pleroma.Emoji do
 
     # Compat thing for old custom emoji handling & default emoji,
     # it should run even if there are no emoji packs
-    shortcode_globs = Application.get_env(:pleroma, :emoji)[:shortcode_globs] || []
+    shortcode_globs = Pleroma.Config.get([:emoji, :shortcode_globs], [])
 
     emojis =
       (load_from_file("config/emoji.txt") ++
diff --git a/lib/pleroma/filter.ex b/lib/pleroma/filter.ex
index 79efc29f0..90457dadf 100644
--- a/lib/pleroma/filter.ex
+++ b/lib/pleroma/filter.ex
@@ -38,7 +38,8 @@ defmodule Pleroma.Filter do
     query =
       from(
         f in Pleroma.Filter,
-        where: f.user_id == ^user_id
+        where: f.user_id == ^user_id,
+        order_by: [desc: :id]
       )
 
     Repo.all(query)
diff --git a/lib/pleroma/formatter.ex b/lib/pleroma/formatter.ex
index 3d7c36d21..607843a5b 100644
--- a/lib/pleroma/formatter.ex
+++ b/lib/pleroma/formatter.ex
@@ -8,7 +8,7 @@ defmodule Pleroma.Formatter do
   alias Pleroma.User
   alias Pleroma.Web.MediaProxy
 
-  @safe_mention_regex ~r/^(\s*(?<mentions>@.+?\s+)+)(?<rest>.*)/
+  @safe_mention_regex ~r/^(\s*(?<mentions>(@.+?\s+){1,})+)(?<rest>.*)/s
   @link_regex ~r"((?:http(s)?:\/\/)?[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~%:/?#[\]@!\$&'\(\)\*\+,;=.]+)|[0-9a-z+\-\.]+:[0-9a-z$-_.+!*'(),]+"ui
   @markdown_characters_regex ~r/(`|\*|_|{|}|[|]|\(|\)|#|\+|-|\.|!)/
 
diff --git a/lib/pleroma/html.ex b/lib/pleroma/html.ex
index d1da746de..e5e78ee4f 100644
--- a/lib/pleroma/html.ex
+++ b/lib/pleroma/html.ex
@@ -104,7 +104,6 @@ defmodule Pleroma.HTML.Scrubber.TwitterText do
   paragraphs, breaks and links are allowed through the filter.
   """
 
-  @markup Application.get_env(:pleroma, :markup)
   @valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
 
   require HtmlSanitizeEx.Scrubber.Meta
@@ -142,9 +141,7 @@ defmodule Pleroma.HTML.Scrubber.TwitterText do
   Meta.allow_tag_with_these_attributes("span", [])
 
   # allow inline images for custom emoji
-  @allow_inline_images Keyword.get(@markup, :allow_inline_images)
-
-  if @allow_inline_images do
+  if Pleroma.Config.get([:markup, :allow_inline_images]) do
     # restrict img tags to http/https only, because of MediaProxy.
     Meta.allow_tag_with_uri_attributes("img", ["src"], ["http", "https"])
 
@@ -168,7 +165,6 @@ defmodule Pleroma.HTML.Scrubber.Default do
   # credo:disable-for-previous-line
   # No idea how to fix this one…
 
-  @markup Application.get_env(:pleroma, :markup)
   @valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
 
   Meta.remove_cdata_sections_before_scrub()
@@ -213,7 +209,7 @@ defmodule Pleroma.HTML.Scrubber.Default do
   Meta.allow_tag_with_this_attribute_values("span", "class", ["h-card"])
   Meta.allow_tag_with_these_attributes("span", [])
 
-  @allow_inline_images Keyword.get(@markup, :allow_inline_images)
+  @allow_inline_images Pleroma.Config.get([:markup, :allow_inline_images])
 
   if @allow_inline_images do
     # restrict img tags to http/https only, because of MediaProxy.
@@ -228,9 +224,7 @@ defmodule Pleroma.HTML.Scrubber.Default do
     ])
   end
 
-  @allow_tables Keyword.get(@markup, :allow_tables)
-
-  if @allow_tables do
+  if Pleroma.Config.get([:markup, :allow_tables]) do
     Meta.allow_tag_with_these_attributes("table", [])
     Meta.allow_tag_with_these_attributes("tbody", [])
     Meta.allow_tag_with_these_attributes("td", [])
@@ -239,9 +233,7 @@ defmodule Pleroma.HTML.Scrubber.Default do
     Meta.allow_tag_with_these_attributes("tr", [])
   end
 
-  @allow_headings Keyword.get(@markup, :allow_headings)
-
-  if @allow_headings do
+  if Pleroma.Config.get([:markup, :allow_headings]) do
     Meta.allow_tag_with_these_attributes("h1", [])
     Meta.allow_tag_with_these_attributes("h2", [])
     Meta.allow_tag_with_these_attributes("h3", [])
@@ -249,9 +241,7 @@ defmodule Pleroma.HTML.Scrubber.Default do
     Meta.allow_tag_with_these_attributes("h5", [])
   end
 
-  @allow_fonts Keyword.get(@markup, :allow_fonts)
-
-  if @allow_fonts do
+  if Pleroma.Config.get([:markup, :allow_fonts]) do
     Meta.allow_tag_with_these_attributes("font", ["face"])
   end
 
diff --git a/lib/pleroma/http/connection.ex b/lib/pleroma/http/connection.ex
index c0173465a..c216cdcb1 100644
--- a/lib/pleroma/http/connection.ex
+++ b/lib/pleroma/http/connection.ex
@@ -8,7 +8,7 @@ defmodule Pleroma.HTTP.Connection do
   """
 
   @hackney_options [
-    connect_timeout: 2_000,
+    connect_timeout: 10_000,
     recv_timeout: 20_000,
     follow_redirect: true,
     pool: :federation
@@ -32,9 +32,11 @@ defmodule Pleroma.HTTP.Connection do
   defp hackney_options(opts) do
     options = Keyword.get(opts, :adapter, [])
     adapter_options = Pleroma.Config.get([:http, :adapter], [])
+    proxy_url = Pleroma.Config.get([:http, :proxy_url], nil)
 
     @hackney_options
     |> Keyword.merge(adapter_options)
     |> Keyword.merge(options)
+    |> Keyword.merge(proxy: proxy_url)
   end
 end
diff --git a/lib/pleroma/http/http.ex b/lib/pleroma/http/http.ex
index c5f720bc9..c96ee7353 100644
--- a/lib/pleroma/http/http.ex
+++ b/lib/pleroma/http/http.ex
@@ -65,12 +65,9 @@ defmodule Pleroma.HTTP do
   end
 
   def process_request_options(options) do
-    config = Application.get_env(:pleroma, :http, [])
-    proxy = Keyword.get(config, :proxy_url, nil)
-
-    case proxy do
+    case Pleroma.Config.get([:http, :proxy_url]) do
       nil -> options
-      _ -> options ++ [proxy: proxy]
+      proxy -> options ++ [proxy: proxy]
     end
   end
 
diff --git a/lib/pleroma/http/request_builder.ex b/lib/pleroma/http/request_builder.ex
index 5f2cff2c0..e23457999 100644
--- a/lib/pleroma/http/request_builder.ex
+++ b/lib/pleroma/http/request_builder.ex
@@ -45,8 +45,15 @@ defmodule Pleroma.HTTP.RequestBuilder do
   Add headers to the request
   """
   @spec headers(map(), list(tuple)) :: map()
-  def headers(request, h) do
-    Map.put_new(request, :headers, h)
+  def headers(request, header_list) do
+    header_list =
+      if Pleroma.Config.get([:http, :send_user_agent]) do
+        header_list ++ [{"User-Agent", Pleroma.Application.user_agent()}]
+      else
+        header_list
+      end
+
+    Map.put_new(request, :headers, header_list)
   end
 
   @doc """
diff --git a/lib/pleroma/keys.ex b/lib/pleroma/keys.ex
new file mode 100644
index 000000000..b7bc7a4da
--- /dev/null
+++ b/lib/pleroma/keys.ex
@@ -0,0 +1,44 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Keys do
+  # Native generation of RSA keys is only available since OTP 20+ and in default build conditions
+  # We try at compile time to generate natively an RSA key otherwise we fallback on the old way.
+  try do
+    _ = :public_key.generate_key({:rsa, 2048, 65_537})
+
+    def generate_rsa_pem do
+      key = :public_key.generate_key({:rsa, 2048, 65_537})
+      entry = :public_key.pem_entry_encode(:RSAPrivateKey, key)
+      pem = :public_key.pem_encode([entry]) |> String.trim_trailing()
+      {:ok, pem}
+    end
+  rescue
+    _ ->
+      def generate_rsa_pem do
+        port = Port.open({:spawn, "openssl genrsa"}, [:binary])
+
+        {:ok, pem} =
+          receive do
+            {^port, {:data, pem}} -> {:ok, pem}
+          end
+
+        Port.close(port)
+
+        if Regex.match?(~r/RSA PRIVATE KEY/, pem) do
+          {:ok, pem}
+        else
+          :error
+        end
+      end
+  end
+
+  def keys_from_pem(pem) do
+    [private_key_code] = :public_key.pem_decode(pem)
+    private_key = :public_key.pem_entry_decode(private_key_code)
+    {:RSAPrivateKey, _, modulus, exponent, _, _, _, _, _, _, _} = private_key
+    public_key = {:RSAPublicKey, modulus, exponent}
+    {:ok, private_key, public_key}
+  end
+end
diff --git a/lib/pleroma/object.ex b/lib/pleroma/object.ex
index 740d687a3..cc6fc9c5d 100644
--- a/lib/pleroma/object.ex
+++ b/lib/pleroma/object.ex
@@ -130,6 +130,13 @@ defmodule Pleroma.Object do
     end
   end
 
+  def prune(%Object{data: %{"id" => id}} = object) do
+    with {:ok, object} <- Repo.delete(object),
+         {:ok, true} <- Cachex.del(:object_cache, "object:#{id}") do
+      {:ok, object}
+    end
+  end
+
   def set_cache(%Object{data: %{"id" => ap_id}} = object) do
     Cachex.put(:object_cache, "object:#{ap_id}", object)
     {:ok, object}
diff --git a/lib/pleroma/object/fetcher.ex b/lib/pleroma/object/fetcher.ex
index 8d4bcc95e..ca980c629 100644
--- a/lib/pleroma/object/fetcher.ex
+++ b/lib/pleroma/object/fetcher.ex
@@ -1,4 +1,5 @@
 defmodule Pleroma.Object.Fetcher do
+  alias Pleroma.HTTP
   alias Pleroma.Object
   alias Pleroma.Object.Containment
   alias Pleroma.Web.ActivityPub.Transmogrifier
@@ -6,7 +7,18 @@ defmodule Pleroma.Object.Fetcher do
 
   require Logger
 
-  @httpoison Application.get_env(:pleroma, :httpoison)
+  defp reinject_object(data) do
+    Logger.debug("Reinjecting object #{data["id"]}")
+
+    with data <- Transmogrifier.fix_object(data),
+         {:ok, object} <- Object.create(data) do
+      {:ok, object}
+    else
+      e ->
+        Logger.error("Error while processing object: #{inspect(e)}")
+        {:error, e}
+    end
+  end
 
   # TODO:
   # This will create a Create activity, which we need internally at the moment.
@@ -26,12 +38,17 @@ defmodule Pleroma.Object.Fetcher do
              "object" => data
            },
            :ok <- Containment.contain_origin(id, params),
-           {:ok, activity} <- Transmogrifier.handle_incoming(params) do
-        {:ok, Object.normalize(activity, false)}
+           {:ok, activity} <- Transmogrifier.handle_incoming(params),
+           {:object, _data, %Object{} = object} <-
+             {:object, data, Object.normalize(activity, false)} do
+        {:ok, object}
       else
         {:error, {:reject, nil}} ->
           {:reject, nil}
 
+        {:object, data, nil} ->
+          reinject_object(data)
+
         object = %Object{} ->
           {:ok, object}
 
@@ -60,7 +77,7 @@ defmodule Pleroma.Object.Fetcher do
 
     with true <- String.starts_with?(id, "http"),
          {:ok, %{body: body, status: code}} when code in 200..299 <-
-           @httpoison.get(
+           HTTP.get(
              id,
              [{:Accept, "application/activity+json"}]
            ),
diff --git a/lib/pleroma/plugs/federating_plug.ex b/lib/pleroma/plugs/federating_plug.ex
index effc154bf..4dc4e9279 100644
--- a/lib/pleroma/plugs/federating_plug.ex
+++ b/lib/pleroma/plugs/federating_plug.ex
@@ -10,7 +10,7 @@ defmodule Pleroma.Web.FederatingPlug do
   end
 
   def call(conn, _opts) do
-    if Keyword.get(Application.get_env(:pleroma, :instance), :federating) do
+    if Pleroma.Config.get([:instance, :federating]) do
       conn
     else
       conn
diff --git a/lib/pleroma/plugs/http_security_plug.ex b/lib/pleroma/plugs/http_security_plug.ex
index a476f1d49..485ddfbc7 100644
--- a/lib/pleroma/plugs/http_security_plug.ex
+++ b/lib/pleroma/plugs/http_security_plug.ex
@@ -20,8 +20,9 @@ defmodule Pleroma.Plugs.HTTPSecurityPlug do
 
   defp headers do
     referrer_policy = Config.get([:http_security, :referrer_policy])
+    report_uri = Config.get([:http_security, :report_uri])
 
-    [
+    headers = [
       {"x-xss-protection", "1; mode=block"},
       {"x-permitted-cross-domain-policies", "none"},
       {"x-frame-options", "DENY"},
@@ -30,12 +31,27 @@ defmodule Pleroma.Plugs.HTTPSecurityPlug do
       {"x-download-options", "noopen"},
       {"content-security-policy", csp_string() <> ";"}
     ]
+
+    if report_uri do
+      report_group = %{
+        "group" => "csp-endpoint",
+        "max-age" => 10_886_400,
+        "endpoints" => [
+          %{"url" => report_uri}
+        ]
+      }
+
+      headers ++ [{"reply-to", Jason.encode!(report_group)}]
+    else
+      headers
+    end
   end
 
   defp csp_string do
     scheme = Config.get([Pleroma.Web.Endpoint, :url])[:scheme]
     static_url = Pleroma.Web.Endpoint.static_url()
     websocket_url = Pleroma.Web.Endpoint.websocket_url()
+    report_uri = Config.get([:http_security, :report_uri])
 
     connect_src = "connect-src 'self' #{static_url} #{websocket_url}"
 
@@ -53,7 +69,7 @@ defmodule Pleroma.Plugs.HTTPSecurityPlug do
         "script-src 'self'"
       end
 
-    [
+    main_part = [
       "default-src 'none'",
       "base-uri 'self'",
       "frame-ancestors 'none'",
@@ -63,11 +79,14 @@ defmodule Pleroma.Plugs.HTTPSecurityPlug do
       "font-src 'self'",
       "manifest-src 'self'",
       connect_src,
-      script_src,
-      if scheme == "https" do
-        "upgrade-insecure-requests"
-      end
+      script_src
     ]
+
+    report = if report_uri, do: ["report-uri #{report_uri}; report-to csp-endpoint"], else: []
+
+    insecure = if scheme == "https", do: ["upgrade-insecure-requests"], else: []
+
+    (main_part ++ report ++ insecure)
     |> Enum.join("; ")
   end
 
diff --git a/lib/pleroma/reverse_proxy.ex b/lib/pleroma/reverse_proxy.ex
index a3f177fec..983e156f5 100644
--- a/lib/pleroma/reverse_proxy.ex
+++ b/lib/pleroma/reverse_proxy.ex
@@ -3,6 +3,8 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.ReverseProxy do
+  alias Pleroma.HTTP
+
   @keep_req_headers ~w(accept user-agent accept-encoding cache-control if-modified-since) ++
                       ~w(if-unmodified-since if-none-match if-range range)
   @resp_cache_headers ~w(etag date last-modified cache-control)
@@ -59,8 +61,7 @@ defmodule Pleroma.ReverseProxy do
   * `http`: options for [hackney](https://github.com/benoitc/hackney).
 
   """
-  @hackney Application.get_env(:pleroma, :hackney, :hackney)
-  @httpoison Application.get_env(:pleroma, :httpoison, HTTPoison)
+  @hackney Pleroma.Config.get(:hackney, :hackney)
 
   @default_hackney_options []
 
@@ -97,7 +98,7 @@ defmodule Pleroma.ReverseProxy do
     hackney_opts =
       @default_hackney_options
       |> Keyword.merge(Keyword.get(opts, :http, []))
-      |> @httpoison.process_request_options()
+      |> HTTP.process_request_options()
 
     req_headers = build_req_headers(conn.req_headers, opts)
 
diff --git a/lib/pleroma/signature.ex b/lib/pleroma/signature.ex
index b7ecf00a0..1a4d54c62 100644
--- a/lib/pleroma/signature.ex
+++ b/lib/pleroma/signature.ex
@@ -5,11 +5,10 @@
 defmodule Pleroma.Signature do
   @behaviour HTTPSignatures.Adapter
 
+  alias Pleroma.Keys
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.ActivityPub.Utils
-  alias Pleroma.Web.Salmon
-  alias Pleroma.Web.WebFinger
 
   def fetch_public_key(conn) do
     with actor_id <- Utils.get_ap_id(conn.params["actor"]),
@@ -33,8 +32,8 @@ defmodule Pleroma.Signature do
   end
 
   def sign(%User{} = user, headers) do
-    with {:ok, %{info: %{keys: keys}}} <- WebFinger.ensure_keys_present(user),
-         {:ok, private_key, _} <- Salmon.keys_from_pem(keys) do
+    with {:ok, %{info: %{keys: keys}}} <- User.ensure_keys_present(user),
+         {:ok, private_key, _} <- Keys.keys_from_pem(keys) do
       HTTPSignatures.sign(private_key, user.ap_id <> "#main-key", headers)
     end
   end
diff --git a/lib/pleroma/uploaders/mdii.ex b/lib/pleroma/uploaders/mdii.ex
index 190ed9f3a..237544337 100644
--- a/lib/pleroma/uploaders/mdii.ex
+++ b/lib/pleroma/uploaders/mdii.ex
@@ -4,11 +4,10 @@
 
 defmodule Pleroma.Uploaders.MDII do
   alias Pleroma.Config
+  alias Pleroma.HTTP
 
   @behaviour Pleroma.Uploaders.Uploader
 
-  @httpoison Application.get_env(:pleroma, :httpoison)
-
   # MDII-hosted images are never passed through the MediaPlug; only local media.
   # Delegate to Pleroma.Uploaders.Local
   def get_file(file) do
@@ -25,7 +24,7 @@ defmodule Pleroma.Uploaders.MDII do
     query = "#{cgi}?#{extension}"
 
     with {:ok, %{status: 200, body: body}} <-
-           @httpoison.post(query, file_data, [], adapter: [pool: :default]) do
+           HTTP.post(query, file_data, [], adapter: [pool: :default]) do
       remote_file_name = String.split(body) |> List.first()
       public_url = "#{files}/#{remote_file_name}.#{extension}"
       {:ok, {:url, public_url}}
diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index 722e8ff6b..6abcb7288 100644
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -10,6 +10,7 @@ defmodule Pleroma.User do
 
   alias Comeonin.Pbkdf2
   alias Pleroma.Activity
+  alias Pleroma.Keys
   alias Pleroma.Notification
   alias Pleroma.Object
   alias Pleroma.Registration
@@ -55,7 +56,7 @@ defmodule Pleroma.User do
     field(:last_refreshed_at, :naive_datetime_usec)
     has_many(:notifications, Notification)
     has_many(:registrations, Registration)
-    embeds_one(:info, Pleroma.User.Info)
+    embeds_one(:info, User.Info)
 
     timestamps()
   end
@@ -166,7 +167,7 @@ defmodule Pleroma.User do
 
   def update_changeset(struct, params \\ %{}) do
     struct
-    |> cast(params, [:bio, :name, :avatar])
+    |> cast(params, [:bio, :name, :avatar, :following])
     |> unique_constraint(:nickname)
     |> validate_format(:nickname, local_nickname_regex())
     |> validate_length(:bio, max: 5000)
@@ -233,7 +234,7 @@ defmodule Pleroma.User do
       |> validate_confirmation(:password)
       |> unique_constraint(:email)
       |> unique_constraint(:nickname)
-      |> validate_exclusion(:nickname, Pleroma.Config.get([Pleroma.User, :restricted_nicknames]))
+      |> 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)
@@ -284,7 +285,7 @@ defmodule Pleroma.User do
   def post_register_action(%User{} = user) do
     with {:ok, user} <- autofollow_users(user),
          {:ok, user} <- set_cache(user),
-         {:ok, _} <- Pleroma.User.WelcomeMessage.post_welcome_message_to_user(user),
+         {:ok, _} <- User.WelcomeMessage.post_welcome_message_to_user(user),
          {:ok, _} <- try_send_confirmation_email(user) do
       {:ok, user}
     end
@@ -371,9 +372,7 @@ defmodule Pleroma.User do
   end
 
   def follow(%User{} = follower, %User{info: info} = followed) do
-    user_config = Application.get_env(:pleroma, :user)
-    deny_follow_blocked = Keyword.get(user_config, :deny_follow_blocked)
-
+    deny_follow_blocked = Pleroma.Config.get([:user, :deny_follow_blocked])
     ap_followers = followed.follower_address
 
     cond do
@@ -715,6 +714,18 @@ defmodule Pleroma.User do
     end
   end
 
+  def remove_duplicated_following(%User{following: following} = user) do
+    uniq_following = Enum.uniq(following)
+
+    if length(following) == length(uniq_following) do
+      {:ok, user}
+    else
+      user
+      |> update_changeset(%{following: uniq_following})
+      |> update_and_set_cache()
+    end
+  end
+
   @spec get_users_from_set([String.t()], boolean()) :: [User.t()]
   def get_users_from_set(ap_ids, local_only \\ true) do
     criteria = %{ap_id: ap_ids, deactivated: false}
@@ -753,7 +764,7 @@ defmodule Pleroma.User do
 
     from(s in subquery(boost_search_rank_query(distinct_query, for_user)),
       order_by: [desc: s.search_rank],
-      limit: 20
+      limit: 40
     )
   end
 
@@ -1138,7 +1149,6 @@ defmodule Pleroma.User do
     stream =
       ap_id
       |> Activity.query_by_actor()
-      |> Activity.with_preloaded_object()
       |> Repo.stream()
 
     Repo.transaction(fn -> Enum.each(stream, &delete_activity(&1)) end, timeout: :infinity)
@@ -1384,4 +1394,57 @@ defmodule Pleroma.User do
   def showing_reblogs?(%User{} = user, %User{} = target) do
     target.ap_id not in user.info.muted_reblogs
   end
+
+  @spec toggle_confirmation(User.t()) :: {:ok, User.t()} | {:error, Changeset.t()}
+  def toggle_confirmation(%User{} = user) do
+    need_confirmation? = !user.info.confirmation_pending
+
+    info_changeset =
+      User.Info.confirmation_changeset(user.info, need_confirmation: need_confirmation?)
+
+    user
+    |> change()
+    |> put_embed(:info, info_changeset)
+    |> update_and_set_cache()
+  end
+
+  def get_mascot(%{info: %{mascot: %{} = mascot}}) when not is_nil(mascot) do
+    mascot
+  end
+
+  def get_mascot(%{info: %{mascot: mascot}}) when is_nil(mascot) do
+    # use instance-default
+    config = Pleroma.Config.get([:assets, :mascots])
+    default_mascot = Pleroma.Config.get([:assets, :default_mascot])
+    mascot = Keyword.get(config, default_mascot)
+
+    %{
+      "id" => "default-mascot",
+      "url" => mascot[:url],
+      "preview_url" => mascot[:url],
+      "pleroma" => %{
+        "mime_type" => mascot[:mime_type]
+      }
+    }
+  end
+
+  def ensure_keys_present(user) do
+    info = user.info
+
+    if info.keys do
+      {:ok, user}
+    else
+      {:ok, pem} = Keys.generate_rsa_pem()
+
+      info_cng =
+        info
+        |> User.Info.set_keys(pem)
+
+      cng =
+        Ecto.Changeset.change(user)
+        |> Ecto.Changeset.put_embed(:info, info_cng)
+
+      update_and_set_cache(cng)
+    end
+  end
 end
diff --git a/lib/pleroma/user/info.ex b/lib/pleroma/user/info.ex
index 5a50ee639..6397e2737 100644
--- a/lib/pleroma/user/info.ex
+++ b/lib/pleroma/user/info.ex
@@ -43,6 +43,7 @@ defmodule Pleroma.User.Info do
     field(:hide_favorites, :boolean, default: true)
     field(:pinned_activities, {:array, :string}, default: [])
     field(:flavour, :string, default: nil)
+    field(:mascot, :map, default: nil)
     field(:emoji, {:array, :map}, default: [])
 
     field(:notification_settings, :map,
@@ -212,7 +213,7 @@ defmodule Pleroma.User.Info do
     ])
   end
 
-  @spec confirmation_changeset(Info.t(), keyword()) :: Ecto.Changerset.t()
+  @spec confirmation_changeset(Info.t(), keyword()) :: Changeset.t()
   def confirmation_changeset(info, opts) do
     need_confirmation? = Keyword.get(opts, :need_confirmation)
 
@@ -248,6 +249,14 @@ defmodule Pleroma.User.Info do
     |> validate_required([:flavour])
   end
 
+  def mascot_update(info, url) do
+    params = %{mascot: url}
+
+    info
+    |> cast(params, [:mascot])
+    |> validate_required([:mascot])
+  end
+
   def set_source_data(info, source_data) do
     params = %{source_data: source_data}
 
diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index 233fee4fa..8add62406 100644
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -399,16 +399,12 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
   end
 
   def block(blocker, blocked, activity_id \\ nil, local \\ true) do
-    ap_config = Application.get_env(:pleroma, :activitypub)
-    unfollow_blocked = Keyword.get(ap_config, :unfollow_blocked)
-    outgoing_blocks = Keyword.get(ap_config, :outgoing_blocks)
+    outgoing_blocks = Pleroma.Config.get([:activitypub, :outgoing_blocks])
+    unfollow_blocked = Pleroma.Config.get([:activitypub, :unfollow_blocked])
 
-    with true <- unfollow_blocked do
+    if unfollow_blocked do
       follow_activity = fetch_latest_follow(blocker, blocked)
-
-      if follow_activity do
-        unfollow(blocker, blocked, nil, local)
-      end
+      if follow_activity, do: unfollow(blocker, blocked, nil, local)
     end
 
     with true <- outgoing_blocks,
@@ -540,8 +536,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
             )
         )
 
-      Ecto.Adapters.SQL.to_sql(:all, Repo, query)
-
       query
     else
       Logger.error("Could not restrict visibility to #{visibility}")
@@ -557,8 +551,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
           fragment("activity_visibility(?, ?, ?) = ?", a.actor, a.recipients, a.data, ^visibility)
       )
 
-    Ecto.Adapters.SQL.to_sql(:all, Repo, query)
-
     query
   end
 
@@ -569,6 +561,18 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_visibility(query, _visibility), do: query
 
+  defp restrict_thread_visibility(query, %{"user" => %User{ap_id: ap_id}}) do
+    query =
+      from(
+        a in query,
+        where: fragment("thread_visibility(?, (?)->>'id') = true", ^ap_id, a.data)
+      )
+
+    query
+  end
+
+  defp restrict_thread_visibility(query, _), do: query
+
   def fetch_user_activities(user, reading_user, params \\ %{}) do
     params =
       params
@@ -645,20 +649,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_tag(query, _), do: query
 
-  defp restrict_to_cc(query, recipients_to, recipients_cc) do
-    from(
-      activity in query,
-      where:
-        fragment(
-          "(?->'to' \\?| ?) or (?->'cc' \\?| ?)",
-          activity.data,
-          ^recipients_to,
-          activity.data,
-          ^recipients_cc
-        )
-    )
-  end
-
   defp restrict_recipients(query, [], _user), do: query
 
   defp restrict_recipients(query, recipients, nil) do
@@ -695,6 +685,12 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_type(query, _), do: query
 
+  defp restrict_state(query, %{"state" => state}) do
+    from(activity in query, where: fragment("?->>'state' = ?", activity.data, ^state))
+  end
+
+  defp restrict_state(query, _), do: query
+
   defp restrict_favorited_by(query, %{"favorited_by" => ap_id}) do
     from(
       activity in query,
@@ -750,8 +746,11 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     blocks = info.blocks || []
     domain_blocks = info.domain_blocks || []
 
+    query =
+      if has_named_binding?(query, :object), do: query, else: Activity.with_joined_object(query)
+
     from(
-      activity in query,
+      [activity, object: o] in query,
       where: fragment("not (? = ANY(?))", activity.actor, ^blocks),
       where: fragment("not (? && ?)", activity.recipients, ^blocks),
       where:
@@ -761,7 +760,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
           activity.data,
           ^blocks
         ),
-      where: fragment("not (split_part(?, '/', 3) = ANY(?))", activity.actor, ^domain_blocks)
+      where: fragment("not (split_part(?, '/', 3) = ANY(?))", activity.actor, ^domain_blocks),
+      where: fragment("not (split_part(?->>'actor', '/', 3) = ANY(?))", o.data, ^domain_blocks)
     )
   end
 
@@ -816,6 +816,13 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     |> Activity.with_preloaded_bookmark(opts["user"])
   end
 
+  defp maybe_set_thread_muted_field(query, %{"skip_preload" => true}), do: query
+
+  defp maybe_set_thread_muted_field(query, opts) do
+    query
+    |> Activity.with_set_thread_muted_field(opts["user"])
+  end
+
   defp maybe_order(query, %{order: :desc}) do
     query
     |> order_by(desc: :id)
@@ -834,6 +841,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     base_query
     |> maybe_preload_objects(opts)
     |> maybe_preload_bookmarks(opts)
+    |> maybe_set_thread_muted_field(opts)
     |> maybe_order(opts)
     |> restrict_recipients(recipients, opts["user"])
     |> restrict_tag(opts)
@@ -843,11 +851,13 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     |> restrict_local(opts)
     |> restrict_actor(opts)
     |> restrict_type(opts)
+    |> restrict_state(opts)
     |> restrict_favorited_by(opts)
     |> restrict_blocked(opts)
     |> restrict_muted(opts)
     |> restrict_media(opts)
     |> restrict_visibility(opts)
+    |> restrict_thread_visibility(opts)
     |> restrict_replies(opts)
     |> restrict_reblogs(opts)
     |> restrict_pinned(opts)
@@ -861,9 +871,18 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     |> Enum.reverse()
   end
 
-  def fetch_activities_bounded(recipients_to, recipients_cc, opts \\ %{}) do
+  def fetch_activities_bounded_query(query, recipients, recipients_with_public) do
+    from(activity in query,
+      where:
+        fragment("? && ?", activity.recipients, ^recipients) or
+          (fragment("? && ?", activity.recipients, ^recipients_with_public) and
+             "https://www.w3.org/ns/activitystreams#Public" in activity.recipients)
+    )
+  end
+
+  def fetch_activities_bounded(recipients, recipients_with_public, opts \\ %{}) do
     fetch_activities_query([], opts)
-    |> restrict_to_cc(recipients_to, recipients_cc)
+    |> fetch_activities_bounded_query(recipients, recipients_with_public)
     |> Pagination.fetch_paginated(opts)
     |> Enum.reverse()
   end
@@ -881,7 +900,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     end
   end
 
-  def user_data_from_user_object(data) do
+  defp object_to_user_data(data) do
     avatar =
       data["icon"]["url"] &&
         %{
@@ -928,9 +947,19 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     {:ok, user_data}
   end
 
+  def user_data_from_user_object(data) do
+    with {:ok, data} <- MRF.filter(data),
+         {:ok, data} <- object_to_user_data(data) do
+      {:ok, data}
+    else
+      e -> {:error, e}
+    end
+  end
+
   def fetch_and_prepare_user_from_ap_id(ap_id) do
-    with {:ok, data} <- Fetcher.fetch_and_contain_remote_object_from_id(ap_id) do
-      user_data_from_user_object(data)
+    with {:ok, data} <- Fetcher.fetch_and_contain_remote_object_from_id(ap_id),
+         {:ok, data} <- user_data_from_user_object(data) do
+      {:ok, data}
     else
       e -> Logger.error("Could not decode user at fetch #{ap_id}, #{inspect(e)}")
     end
@@ -966,11 +995,10 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     contain_broken_threads(activity, user)
   end
 
-  # do post-processing on a timeline
-  def contain_timeline(timeline, user) do
-    timeline
-    |> Enum.filter(fn activity ->
-      contain_activity(activity, user)
-    end)
+  def fetch_direct_messages_query do
+    Activity
+    |> restrict_type(%{"type" => "Create"})
+    |> restrict_visibility(%{visibility: "direct"})
+    |> order_by([activity], asc: activity.id)
   end
 end
diff --git a/lib/pleroma/web/activity_pub/activity_pub_controller.ex b/lib/pleroma/web/activity_pub/activity_pub_controller.ex
index c967ab7a9..0182bda46 100644
--- a/lib/pleroma/web/activity_pub/activity_pub_controller.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub_controller.ex
@@ -27,7 +27,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
   plug(:relay_active? when action in [:relay])
 
   def relay_active?(conn, _) do
-    if Keyword.get(Application.get_env(:pleroma, :instance), :allow_relay) do
+    if Pleroma.Config.get([:instance, :allow_relay]) do
       conn
     else
       conn
@@ -39,7 +39,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
 
   def user(conn, %{"nickname" => nickname}) do
     with %User{} = user <- User.get_cached_by_nickname(nickname),
-         {:ok, user} <- Pleroma.Web.WebFinger.ensure_keys_present(user) do
+         {:ok, user} <- User.ensure_keys_present(user) do
       conn
       |> put_resp_header("content-type", "application/activity+json")
       |> json(UserView.render("user.json", %{user: user}))
@@ -106,7 +106,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
 
   def following(conn, %{"nickname" => nickname, "page" => page}) do
     with %User{} = user <- User.get_cached_by_nickname(nickname),
-         {:ok, user} <- Pleroma.Web.WebFinger.ensure_keys_present(user) do
+         {:ok, user} <- User.ensure_keys_present(user) do
       {page, _} = Integer.parse(page)
 
       conn
@@ -117,7 +117,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
 
   def following(conn, %{"nickname" => nickname}) do
     with %User{} = user <- User.get_cached_by_nickname(nickname),
-         {:ok, user} <- Pleroma.Web.WebFinger.ensure_keys_present(user) do
+         {:ok, user} <- User.ensure_keys_present(user) do
       conn
       |> put_resp_header("content-type", "application/activity+json")
       |> json(UserView.render("following.json", %{user: user}))
@@ -126,7 +126,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
 
   def followers(conn, %{"nickname" => nickname, "page" => page}) do
     with %User{} = user <- User.get_cached_by_nickname(nickname),
-         {:ok, user} <- Pleroma.Web.WebFinger.ensure_keys_present(user) do
+         {:ok, user} <- User.ensure_keys_present(user) do
       {page, _} = Integer.parse(page)
 
       conn
@@ -137,7 +137,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
 
   def followers(conn, %{"nickname" => nickname}) do
     with %User{} = user <- User.get_cached_by_nickname(nickname),
-         {:ok, user} <- Pleroma.Web.WebFinger.ensure_keys_present(user) do
+         {:ok, user} <- User.ensure_keys_present(user) do
       conn
       |> put_resp_header("content-type", "application/activity+json")
       |> json(UserView.render("followers.json", %{user: user}))
@@ -146,7 +146,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
 
   def outbox(conn, %{"nickname" => nickname} = params) do
     with %User{} = user <- User.get_cached_by_nickname(nickname),
-         {:ok, user} <- Pleroma.Web.WebFinger.ensure_keys_present(user) do
+         {:ok, user} <- User.ensure_keys_present(user) do
       conn
       |> put_resp_header("content-type", "application/activity+json")
       |> json(UserView.render("outbox.json", %{user: user, max_id: params["max_id"]}))
@@ -195,7 +195,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
 
   def relay(conn, _params) do
     with %User{} = user <- Relay.get_actor(),
-         {:ok, user} <- Pleroma.Web.WebFinger.ensure_keys_present(user) do
+         {:ok, user} <- User.ensure_keys_present(user) do
       conn
       |> put_resp_header("content-type", "application/activity+json")
       |> json(UserView.render("user.json", %{user: user}))
diff --git a/lib/pleroma/web/activity_pub/mrf.ex b/lib/pleroma/web/activity_pub/mrf.ex
index 1aaa20050..3bf7955f3 100644
--- a/lib/pleroma/web/activity_pub/mrf.ex
+++ b/lib/pleroma/web/activity_pub/mrf.ex
@@ -17,9 +17,7 @@ defmodule Pleroma.Web.ActivityPub.MRF do
   end
 
   def get_policies do
-    Application.get_env(:pleroma, :instance, [])
-    |> Keyword.get(:rewrite_policy, [])
-    |> get_policies()
+    Pleroma.Config.get([:instance, :rewrite_policy], []) |> get_policies()
   end
 
   defp get_policies(policy) when is_atom(policy), do: [policy]
diff --git a/lib/pleroma/web/activity_pub/mrf/simple_policy.ex b/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
index 2f105700b..433d23c5f 100644
--- a/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
@@ -48,14 +48,13 @@ defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicy do
          %{host: actor_host} = _actor_info,
          %{
            "type" => "Create",
-           "object" => %{"attachment" => child_attachment} = child_object
+           "object" => child_object
          } = object
-       )
-       when length(child_attachment) > 0 do
+       ) do
     object =
       if Enum.member?(Pleroma.Config.get([:mrf_simple, :media_nsfw]), actor_host) do
         tags = (child_object["tag"] || []) ++ ["nsfw"]
-        child_object = Map.put(child_object, "tags", tags)
+        child_object = Map.put(child_object, "tag", tags)
         child_object = Map.put(child_object, "sensitive", true)
         Map.put(object, "object", child_object)
       else
@@ -75,8 +74,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicy do
                actor_host
              ),
            user <- User.get_cached_by_ap_id(object["actor"]),
-           true <- "https://www.w3.org/ns/activitystreams#Public" in object["to"],
-           true <- user.follower_address in object["cc"] do
+           true <- "https://www.w3.org/ns/activitystreams#Public" in object["to"] do
         to =
           List.delete(object["to"], "https://www.w3.org/ns/activitystreams#Public") ++
             [user.follower_address]
@@ -95,18 +93,63 @@ defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicy do
     {:ok, object}
   end
 
+  defp check_report_removal(%{host: actor_host} = _actor_info, %{"type" => "Flag"} = object) do
+    if actor_host in Pleroma.Config.get([:mrf_simple, :report_removal]) do
+      {:reject, nil}
+    else
+      {:ok, object}
+    end
+  end
+
+  defp check_report_removal(_actor_info, object), do: {:ok, object}
+
+  defp check_avatar_removal(%{host: actor_host} = _actor_info, %{"icon" => _icon} = object) do
+    if actor_host in Pleroma.Config.get([:mrf_simple, :avatar_removal]) do
+      {:ok, Map.delete(object, "icon")}
+    else
+      {:ok, object}
+    end
+  end
+
+  defp check_avatar_removal(_actor_info, object), do: {:ok, object}
+
+  defp check_banner_removal(%{host: actor_host} = _actor_info, %{"image" => _image} = object) do
+    if actor_host in Pleroma.Config.get([:mrf_simple, :banner_removal]) do
+      {:ok, Map.delete(object, "image")}
+    else
+      {:ok, object}
+    end
+  end
+
+  defp check_banner_removal(_actor_info, object), do: {:ok, object}
+
   @impl true
-  def filter(object) do
-    actor_info = URI.parse(object["actor"])
+  def filter(%{"actor" => actor} = object) do
+    actor_info = URI.parse(actor)
 
     with {:ok, object} <- check_accept(actor_info, object),
          {:ok, object} <- check_reject(actor_info, object),
          {:ok, object} <- check_media_removal(actor_info, object),
          {:ok, object} <- check_media_nsfw(actor_info, object),
-         {:ok, object} <- check_ftl_removal(actor_info, object) do
+         {:ok, object} <- check_ftl_removal(actor_info, object),
+         {:ok, object} <- check_report_removal(actor_info, object) do
+      {:ok, object}
+    else
+      _e -> {:reject, nil}
+    end
+  end
+
+  def filter(%{"id" => actor, "type" => obj_type} = object)
+      when obj_type in ["Application", "Group", "Organization", "Person", "Service"] do
+    actor_info = URI.parse(actor)
+
+    with {:ok, object} <- check_avatar_removal(actor_info, object),
+         {:ok, object} <- check_banner_removal(actor_info, object) do
       {:ok, object}
     else
       _e -> {:reject, nil}
     end
   end
+
+  def filter(object), do: {:ok, object}
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/tag_policy.ex b/lib/pleroma/web/activity_pub/mrf/tag_policy.ex
index b52be30e7..6683b8d8e 100644
--- a/lib/pleroma/web/activity_pub/mrf/tag_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/tag_policy.ex
@@ -31,7 +31,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.TagPolicy do
 
     object =
       object
-      |> Map.put("tags", tags)
+      |> Map.put("tag", tags)
       |> Map.put("sensitive", true)
 
     message = Map.put(message, "object", object)
diff --git a/lib/pleroma/web/activity_pub/mrf/user_allowlist.ex b/lib/pleroma/web/activity_pub/mrf/user_allowlist.ex
index f5078d818..47663414a 100644
--- a/lib/pleroma/web/activity_pub/mrf/user_allowlist.ex
+++ b/lib/pleroma/web/activity_pub/mrf/user_allowlist.ex
@@ -19,10 +19,12 @@ defmodule Pleroma.Web.ActivityPub.MRF.UserAllowListPolicy do
   end
 
   @impl true
-  def filter(object) do
-    actor_info = URI.parse(object["actor"])
+  def filter(%{"actor" => actor} = object) do
+    actor_info = URI.parse(actor)
     allow_list = Config.get([:mrf_user_allowlist, String.to_atom(actor_info.host)], [])
 
     filter_by_list(object, allow_list)
   end
+
+  def filter(object), do: {:ok, object}
 end
diff --git a/lib/pleroma/web/activity_pub/publisher.ex b/lib/pleroma/web/activity_pub/publisher.ex
index 11dba87de..8f1399ce6 100644
--- a/lib/pleroma/web/activity_pub/publisher.ex
+++ b/lib/pleroma/web/activity_pub/publisher.ex
@@ -5,6 +5,7 @@
 defmodule Pleroma.Web.ActivityPub.Publisher do
   alias Pleroma.Activity
   alias Pleroma.Config
+  alias Pleroma.HTTP
   alias Pleroma.Instances
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.Relay
@@ -16,8 +17,6 @@ defmodule Pleroma.Web.ActivityPub.Publisher do
 
   require Logger
 
-  @httpoison Application.get_env(:pleroma, :httpoison)
-
   @moduledoc """
   ActivityPub outgoing federation module.
   """
@@ -63,7 +62,7 @@ defmodule Pleroma.Web.ActivityPub.Publisher do
 
     with {:ok, %{status: code}} when code in 200..299 <-
            result =
-             @httpoison.post(
+             HTTP.post(
                inbox,
                json,
                [
diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex
index 508f3532f..d8fa2728d 100644
--- a/lib/pleroma/web/activity_pub/transmogrifier.ex
+++ b/lib/pleroma/web/activity_pub/transmogrifier.ex
@@ -11,7 +11,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
   alias Pleroma.Object.Containment
   alias Pleroma.Repo
   alias Pleroma.User
-  alias Pleroma.User
   alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.ActivityPub.Visibility
@@ -94,7 +93,10 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
       object
       |> Utils.determine_explicit_mentions()
 
-    explicit_mentions = explicit_mentions ++ ["https://www.w3.org/ns/activitystreams#Public"]
+    follower_collection = User.get_cached_by_ap_id(Containment.get_actor(object)).follower_address
+
+    explicit_mentions =
+      explicit_mentions ++ ["https://www.w3.org/ns/activitystreams#Public", follower_collection]
 
     object
     |> fix_explicit_addressing(explicit_mentions)
diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex
index 236d1b4ac..ca8a0844b 100644
--- a/lib/pleroma/web/activity_pub/utils.ex
+++ b/lib/pleroma/web/activity_pub/utils.ex
@@ -20,6 +20,8 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   require Logger
 
   @supported_object_types ["Article", "Note", "Video", "Page"]
+  @supported_report_states ~w(open closed resolved)
+  @valid_visibilities ~w(public unlisted private direct)
 
   # Some implementations send the actor URI as the actor field, others send the entire actor object,
   # so figure out what the actor's URI is based on what we have.
@@ -670,7 +672,8 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       "actor" => params.actor.ap_id,
       "content" => params.content,
       "object" => object,
-      "context" => params.context
+      "context" => params.context,
+      "state" => "open"
     }
     |> Map.merge(additional)
   end
@@ -713,4 +716,77 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       end
     end
   end
+
+  #### Report-related helpers
+
+  def update_report_state(%Activity{} = activity, state) when state in @supported_report_states do
+    with new_data <- Map.put(activity.data, "state", state),
+         changeset <- Changeset.change(activity, data: new_data),
+         {:ok, activity} <- Repo.update(changeset) do
+      {:ok, activity}
+    end
+  end
+
+  def update_report_state(_, _), do: {:error, "Unsupported state"}
+
+  def update_activity_visibility(activity, visibility) when visibility in @valid_visibilities do
+    [to, cc, recipients] =
+      activity
+      |> get_updated_targets(visibility)
+      |> Enum.map(&Enum.uniq/1)
+
+    object_data =
+      activity.object.data
+      |> Map.put("to", to)
+      |> Map.put("cc", cc)
+
+    {:ok, object} =
+      activity.object
+      |> Object.change(%{data: object_data})
+      |> Object.update_and_set_cache()
+
+    activity_data =
+      activity.data
+      |> Map.put("to", to)
+      |> Map.put("cc", cc)
+
+    activity
+    |> Map.put(:object, object)
+    |> Activity.change(%{data: activity_data, recipients: recipients})
+    |> Repo.update()
+  end
+
+  def update_activity_visibility(_, _), do: {:error, "Unsupported visibility"}
+
+  defp get_updated_targets(
+         %Activity{data: %{"to" => to} = data, recipients: recipients},
+         visibility
+       ) do
+    cc = Map.get(data, "cc", [])
+    follower_address = User.get_cached_by_ap_id(data["actor"]).follower_address
+    public = "https://www.w3.org/ns/activitystreams#Public"
+
+    case visibility do
+      "public" ->
+        to = [public | List.delete(to, follower_address)]
+        cc = [follower_address | List.delete(cc, public)]
+        recipients = [public | recipients]
+        [to, cc, recipients]
+
+      "private" ->
+        to = [follower_address | List.delete(to, public)]
+        cc = List.delete(cc, public)
+        recipients = List.delete(recipients, public)
+        [to, cc, recipients]
+
+      "unlisted" ->
+        to = [follower_address | List.delete(to, public)]
+        cc = [public | List.delete(cc, follower_address)]
+        recipients = recipients ++ [follower_address, public]
+        [to, cc, recipients]
+
+      _ ->
+        [to, cc, recipients]
+    end
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/views/user_view.ex b/lib/pleroma/web/activity_pub/views/user_view.ex
index 1254fdf6c..327e0e05b 100644
--- a/lib/pleroma/web/activity_pub/views/user_view.ex
+++ b/lib/pleroma/web/activity_pub/views/user_view.ex
@@ -5,6 +5,7 @@
 defmodule Pleroma.Web.ActivityPub.UserView do
   use Pleroma.Web, :view
 
+  alias Pleroma.Keys
   alias Pleroma.Repo
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.ActivityPub
@@ -12,8 +13,6 @@ defmodule Pleroma.Web.ActivityPub.UserView do
   alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.Endpoint
   alias Pleroma.Web.Router.Helpers
-  alias Pleroma.Web.Salmon
-  alias Pleroma.Web.WebFinger
 
   import Ecto.Query
 
@@ -34,8 +33,8 @@ defmodule Pleroma.Web.ActivityPub.UserView do
 
   # the instance itself is not a Person, but instead an Application
   def render("user.json", %{user: %{nickname: nil} = user}) do
-    {:ok, user} = WebFinger.ensure_keys_present(user)
-    {:ok, _, public_key} = Salmon.keys_from_pem(user.info.keys)
+    {:ok, user} = User.ensure_keys_present(user)
+    {:ok, _, public_key} = Keys.keys_from_pem(user.info.keys)
     public_key = :public_key.pem_entry_encode(:SubjectPublicKeyInfo, public_key)
     public_key = :public_key.pem_encode([public_key])
 
@@ -62,8 +61,8 @@ defmodule Pleroma.Web.ActivityPub.UserView do
   end
 
   def render("user.json", %{user: user}) do
-    {:ok, user} = WebFinger.ensure_keys_present(user)
-    {:ok, _, public_key} = Salmon.keys_from_pem(user.info.keys)
+    {:ok, user} = User.ensure_keys_present(user)
+    {:ok, _, public_key} = Keys.keys_from_pem(user.info.keys)
     public_key = :public_key.pem_entry_encode(:SubjectPublicKeyInfo, public_key)
     public_key = :public_key.pem_encode([public_key])
 
diff --git a/lib/pleroma/web/activity_pub/visibility.ex b/lib/pleroma/web/activity_pub/visibility.ex
index b38ee0442..93b50ee47 100644
--- a/lib/pleroma/web/activity_pub/visibility.ex
+++ b/lib/pleroma/web/activity_pub/visibility.ex
@@ -1,6 +1,7 @@
 defmodule Pleroma.Web.ActivityPub.Visibility do
   alias Pleroma.Activity
   alias Pleroma.Object
+  alias Pleroma.Repo
   alias Pleroma.User
 
   def is_public?(%Object{data: %{"type" => "Tombstone"}}), do: false
@@ -13,11 +14,12 @@ defmodule Pleroma.Web.ActivityPub.Visibility do
   end
 
   def is_private?(activity) do
-    unless is_public?(activity) do
-      follower_address = User.get_cached_by_ap_id(activity.data["actor"]).follower_address
-      Enum.any?(activity.data["to"], &(&1 == follower_address))
+    with false <- is_public?(activity),
+         %User{follower_address: follower_address} <-
+           User.get_cached_by_ap_id(activity.data["actor"]) do
+      follower_address in activity.data["to"]
     else
-      false
+      _ -> false
     end
   end
 
@@ -38,25 +40,14 @@ defmodule Pleroma.Web.ActivityPub.Visibility do
     visible_for_user?(activity, nil) || Enum.any?(x, &(&1 in y))
   end
 
-  # guard
-  def entire_thread_visible_for_user?(nil, _user), do: false
+  def entire_thread_visible_for_user?(%Activity{} = activity, %User{} = user) do
+    {:ok, %{rows: [[result]]}} =
+      Ecto.Adapters.SQL.query(Repo, "SELECT thread_visibility($1, $2)", [
+        user.ap_id,
+        activity.data["id"]
+      ])
 
-  # XXX: Probably even more inefficient than the previous implementation intended to be a placeholder untill https://git.pleroma.social/pleroma/pleroma/merge_requests/971 is in develop
-  # credo:disable-for-previous-line Credo.Check.Readability.MaxLineLength
-
-  def entire_thread_visible_for_user?(
-        %Activity{} = tail,
-        # %Activity{data: %{"object" => %{"inReplyTo" => parent_id}}} = tail,
-        user
-      ) do
-    case Object.normalize(tail) do
-      %{data: %{"inReplyTo" => parent_id}} when is_binary(parent_id) ->
-        parent = Activity.get_in_reply_to_activity(tail)
-        visible_for_user?(tail, user) && entire_thread_visible_for_user?(parent, user)
-
-      _ ->
-        visible_for_user?(tail, user)
-    end
+    result
   end
 
   def get_visibility(object) do
diff --git a/lib/pleroma/web/admin_api/admin_api_controller.ex b/lib/pleroma/web/admin_api/admin_api_controller.ex
index 60fd4e571..479fd5829 100644
--- a/lib/pleroma/web/admin_api/admin_api_controller.ex
+++ b/lib/pleroma/web/admin_api/admin_api_controller.ex
@@ -4,11 +4,16 @@
 
 defmodule Pleroma.Web.AdminAPI.AdminAPIController do
   use Pleroma.Web, :controller
+  alias Pleroma.Activity
   alias Pleroma.User
   alias Pleroma.UserInviteToken
+  alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.ActivityPub.Relay
   alias Pleroma.Web.AdminAPI.AccountView
+  alias Pleroma.Web.AdminAPI.ReportView
   alias Pleroma.Web.AdminAPI.Search
+  alias Pleroma.Web.CommonAPI
+  alias Pleroma.Web.MastodonAPI.StatusView
 
   import Pleroma.Web.ControllerHelper, only: [json_response: 3]
 
@@ -315,12 +320,88 @@ defmodule Pleroma.Web.AdminAPI.AdminAPIController do
     |> json(token.token)
   end
 
+  def list_reports(conn, params) do
+    params =
+      params
+      |> Map.put("type", "Flag")
+      |> Map.put("skip_preload", true)
+
+    reports =
+      []
+      |> ActivityPub.fetch_activities(params)
+      |> Enum.reverse()
+
+    conn
+    |> put_view(ReportView)
+    |> render("index.json", %{reports: reports})
+  end
+
+  def report_show(conn, %{"id" => id}) do
+    with %Activity{} = report <- Activity.get_by_id(id) do
+      conn
+      |> put_view(ReportView)
+      |> render("show.json", %{report: report})
+    else
+      _ -> {:error, :not_found}
+    end
+  end
+
+  def report_update_state(conn, %{"id" => id, "state" => state}) do
+    with {:ok, report} <- CommonAPI.update_report_state(id, state) do
+      conn
+      |> put_view(ReportView)
+      |> render("show.json", %{report: report})
+    end
+  end
+
+  def report_respond(%{assigns: %{user: user}} = conn, %{"id" => id} = params) do
+    with false <- is_nil(params["status"]),
+         %Activity{} <- Activity.get_by_id(id) do
+      params =
+        params
+        |> Map.put("in_reply_to_status_id", id)
+        |> Map.put("visibility", "direct")
+
+      {:ok, activity} = CommonAPI.post(user, params)
+
+      conn
+      |> put_view(StatusView)
+      |> render("status.json", %{activity: activity})
+    else
+      true ->
+        {:param_cast, nil}
+
+      nil ->
+        {:error, :not_found}
+    end
+  end
+
+  def status_update(conn, %{"id" => id} = params) do
+    with {:ok, activity} <- CommonAPI.update_activity_scope(id, params) do
+      conn
+      |> put_view(StatusView)
+      |> render("status.json", %{activity: activity})
+    end
+  end
+
+  def status_delete(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with {:ok, %Activity{}} <- CommonAPI.delete(id, user) do
+      json(conn, %{})
+    end
+  end
+
   def errors(conn, {:error, :not_found}) do
     conn
     |> put_status(404)
     |> json("Not found")
   end
 
+  def errors(conn, {:error, reason}) do
+    conn
+    |> put_status(400)
+    |> json(reason)
+  end
+
   def errors(conn, {:param_cast, _}) do
     conn
     |> put_status(400)
diff --git a/lib/pleroma/web/admin_api/views/report_view.ex b/lib/pleroma/web/admin_api/views/report_view.ex
new file mode 100644
index 000000000..47a73dc7e
--- /dev/null
+++ b/lib/pleroma/web/admin_api/views/report_view.ex
@@ -0,0 +1,41 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.AdminAPI.ReportView do
+  use Pleroma.Web, :view
+  alias Pleroma.Activity
+  alias Pleroma.User
+  alias Pleroma.Web.CommonAPI.Utils
+  alias Pleroma.Web.MastodonAPI.AccountView
+  alias Pleroma.Web.MastodonAPI.StatusView
+
+  def render("index.json", %{reports: reports}) do
+    %{
+      reports: render_many(reports, __MODULE__, "show.json", as: :report)
+    }
+  end
+
+  def render("show.json", %{report: report}) do
+    user = User.get_cached_by_ap_id(report.data["actor"])
+    created_at = Utils.to_masto_date(report.data["published"])
+
+    [account_ap_id | status_ap_ids] = report.data["object"]
+    account = User.get_cached_by_ap_id(account_ap_id)
+
+    statuses =
+      Enum.map(status_ap_ids, fn ap_id ->
+        Activity.get_by_ap_id_with_object(ap_id)
+      end)
+
+    %{
+      id: report.id,
+      account: AccountView.render("account.json", %{user: account}),
+      actor: AccountView.render("account.json", %{user: user}),
+      content: report.data["content"],
+      created_at: created_at,
+      statuses: StatusView.render("index.json", %{activities: statuses, as: :activity}),
+      state: report.data["state"]
+    }
+  end
+end
diff --git a/lib/pleroma/web/common_api/common_api.ex b/lib/pleroma/web/common_api/common_api.ex
index 29c4c1014..5a312d673 100644
--- a/lib/pleroma/web/common_api/common_api.ex
+++ b/lib/pleroma/web/common_api/common_api.ex
@@ -71,6 +71,9 @@ defmodule Pleroma.Web.CommonAPI do
          {:ok, _} <- unpin(activity_id, user),
          {:ok, delete} <- ActivityPub.delete(object) do
       {:ok, delete}
+    else
+      _ ->
+        {:error, "Could not delete"}
     end
   end
 
@@ -154,6 +157,7 @@ defmodule Pleroma.Web.CommonAPI do
          {to, cc} <- to_for_user_and_mentions(user, mentions, in_reply_to, visibility),
          context <- make_context(in_reply_to),
          cw <- data["spoiler_text"] || "",
+         sensitive <- data["sensitive"] || Enum.member?(tags, {"#nsfw", "nsfw"}),
          full_payload <- String.trim(status <> cw),
          length when length in 1..limit <- String.length(full_payload),
          object <-
@@ -166,7 +170,8 @@ defmodule Pleroma.Web.CommonAPI do
              in_reply_to,
              tags,
              cw,
-             cc
+             cc,
+             sensitive
            ),
          object <-
            Map.put(
@@ -197,7 +202,7 @@ defmodule Pleroma.Web.CommonAPI do
     user =
       with emoji <- emoji_from_profile(user),
            source_data <- (user.info.source_data || %{}) |> Map.put("tag", emoji),
-           info_cng <- Pleroma.User.Info.set_source_data(user.info, source_data),
+           info_cng <- User.Info.set_source_data(user.info, source_data),
            change <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
            {:ok, user} <- User.update_and_set_cache(change) do
         user
@@ -230,7 +235,7 @@ defmodule Pleroma.Web.CommonAPI do
          } = activity <- get_by_id_or_ap_id(id_or_ap_id),
          true <- Enum.member?(object_to, "https://www.w3.org/ns/activitystreams#Public"),
          %{valid?: true} = info_changeset <-
-           Pleroma.User.Info.add_pinnned_activity(user.info, activity),
+           User.Info.add_pinnned_activity(user.info, activity),
          changeset <-
            Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_changeset),
          {:ok, _user} <- User.update_and_set_cache(changeset) do
@@ -247,7 +252,7 @@ defmodule Pleroma.Web.CommonAPI do
   def unpin(id_or_ap_id, user) do
     with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
          %{valid?: true} = info_changeset <-
-           Pleroma.User.Info.remove_pinnned_activity(user.info, activity),
+           User.Info.remove_pinnned_activity(user.info, activity),
          changeset <-
            Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_changeset),
          {:ok, _user} <- User.update_and_set_cache(changeset) do
@@ -315,6 +320,60 @@ defmodule Pleroma.Web.CommonAPI do
     end
   end
 
+  def update_report_state(activity_id, state) do
+    with %Activity{} = activity <- Activity.get_by_id(activity_id),
+         {:ok, activity} <- Utils.update_report_state(activity, state) do
+      {:ok, activity}
+    else
+      nil ->
+        {:error, :not_found}
+
+      {:error, reason} ->
+        {:error, reason}
+
+      _ ->
+        {:error, "Could not update state"}
+    end
+  end
+
+  def update_activity_scope(activity_id, opts \\ %{}) do
+    with %Activity{} = activity <- Activity.get_by_id_with_object(activity_id),
+         {:ok, activity} <- toggle_sensitive(activity, opts),
+         {:ok, activity} <- set_visibility(activity, opts) do
+      {:ok, activity}
+    else
+      nil ->
+        {:error, :not_found}
+
+      {:error, reason} ->
+        {:error, reason}
+    end
+  end
+
+  defp toggle_sensitive(activity, %{"sensitive" => sensitive}) when sensitive in ~w(true false) do
+    toggle_sensitive(activity, %{"sensitive" => String.to_existing_atom(sensitive)})
+  end
+
+  defp toggle_sensitive(%Activity{object: object} = activity, %{"sensitive" => sensitive})
+       when is_boolean(sensitive) do
+    new_data = Map.put(object.data, "sensitive", sensitive)
+
+    {:ok, object} =
+      object
+      |> Object.change(%{data: new_data})
+      |> Object.update_and_set_cache()
+
+    {:ok, Map.put(activity, :object, object)}
+  end
+
+  defp toggle_sensitive(activity, _), do: {:ok, activity}
+
+  defp set_visibility(activity, %{"visibility" => visibility}) do
+    Utils.update_activity_visibility(activity, visibility)
+  end
+
+  defp set_visibility(activity, _), do: {:ok, activity}
+
   def hide_reblogs(user, muted) do
     ap_id = muted.ap_id
 
diff --git a/lib/pleroma/web/common_api/utils.ex b/lib/pleroma/web/common_api/utils.ex
index 1dfe50b40..d93c0d46e 100644
--- a/lib/pleroma/web/common_api/utils.ex
+++ b/lib/pleroma/web/common_api/utils.ex
@@ -223,7 +223,8 @@ defmodule Pleroma.Web.CommonAPI.Utils do
         in_reply_to,
         tags,
         cw \\ nil,
-        cc \\ []
+        cc \\ [],
+        sensitive \\ false
       ) do
     object = %{
       "type" => "Note",
@@ -231,19 +232,18 @@ defmodule Pleroma.Web.CommonAPI.Utils do
       "cc" => cc,
       "content" => content_html,
       "summary" => cw,
+      "sensitive" => !Enum.member?(["false", "False", "0", false], sensitive),
       "context" => context,
       "attachment" => attachments,
       "actor" => actor,
       "tag" => tags |> Enum.map(fn {_, tag} -> tag end) |> Enum.uniq()
     }
 
-    if in_reply_to do
-      in_reply_to_object = Object.normalize(in_reply_to)
-
-      object
-      |> Map.put("inReplyTo", in_reply_to_object.data["id"])
+    with false <- is_nil(in_reply_to),
+         %Object{} = in_reply_to_object <- Object.normalize(in_reply_to) do
+      Map.put(object, "inReplyTo", in_reply_to_object.data["id"])
     else
-      object
+      _ -> object
     end
   end
 
diff --git a/lib/pleroma/web/endpoint.ex b/lib/pleroma/web/endpoint.ex
index 9ef30e885..bd76e4295 100644
--- a/lib/pleroma/web/endpoint.ex
+++ b/lib/pleroma/web/endpoint.ex
@@ -16,17 +16,32 @@ defmodule Pleroma.Web.Endpoint do
 
   plug(Pleroma.Plugs.UploadedMedia)
 
+  @static_cache_control "public, no-cache"
+
   # InstanceStatic needs to be before Plug.Static to be able to override shipped-static files
   # If you're adding new paths to `only:` you'll need to configure them in InstanceStatic as well
-  plug(Pleroma.Plugs.InstanceStatic, at: "/")
+  # Cache-control headers are duplicated in case we turn off etags in the future
+  plug(Pleroma.Plugs.InstanceStatic,
+    at: "/",
+    gzip: true,
+    cache_control_for_etags: @static_cache_control,
+    headers: %{
+      "cache-control" => @static_cache_control
+    }
+  )
 
   plug(
     Plug.Static,
     at: "/",
     from: :pleroma,
     only:
-      ~w(index.html robots.txt static finmoji emoji packs sounds images instance sw.js sw-pleroma.js favicon.png schemas doc)
+      ~w(index.html robots.txt static finmoji emoji packs sounds images instance sw.js sw-pleroma.js favicon.png schemas doc),
     # credo:disable-for-previous-line Credo.Check.Readability.MaxLineLength
+    gzip: true,
+    cache_control_for_etags: @static_cache_control,
+    headers: %{
+      "cache-control" => @static_cache_control
+    }
   )
 
   plug(Plug.Static.IndexHtml, at: "/pleroma/admin/")
@@ -51,7 +66,7 @@ defmodule Pleroma.Web.Endpoint do
     parsers: [:urlencoded, :multipart, :json],
     pass: ["*/*"],
     json_decoder: Jason,
-    length: Application.get_env(:pleroma, :instance) |> Keyword.get(:upload_limit),
+    length: Pleroma.Config.get([:instance, :upload_limit]),
     body_reader: {Pleroma.Web.Plugs.DigestPlug, :read_body, []}
   )
 
diff --git a/lib/pleroma/web/federator/federator.ex b/lib/pleroma/web/federator/federator.ex
index 169fdf4dc..f4c9fe284 100644
--- a/lib/pleroma/web/federator/federator.ex
+++ b/lib/pleroma/web/federator/federator.ex
@@ -11,14 +11,11 @@ defmodule Pleroma.Web.Federator do
   alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.Federator.Publisher
   alias Pleroma.Web.Federator.RetryQueue
-  alias Pleroma.Web.WebFinger
+  alias Pleroma.Web.OStatus
   alias Pleroma.Web.Websub
 
   require Logger
 
-  @websub Application.get_env(:pleroma, :websub)
-  @ostatus Application.get_env(:pleroma, :ostatus)
-
   def init do
     # 1 minute
     Process.sleep(1000 * 60)
@@ -77,9 +74,8 @@ defmodule Pleroma.Web.Federator do
   def perform(:publish, activity) do
     Logger.debug(fn -> "Running publish for #{activity.data["id"]}" end)
 
-    with actor when not is_nil(actor) <- User.get_cached_by_ap_id(activity.data["actor"]) do
-      {:ok, actor} = WebFinger.ensure_keys_present(actor)
-
+    with %User{} = actor <- User.get_cached_by_ap_id(activity.data["actor"]),
+         {:ok, actor} <- User.ensure_keys_present(actor) do
       Publisher.publish(actor, activity)
     end
   end
@@ -89,12 +85,12 @@ defmodule Pleroma.Web.Federator do
       "Running WebSub verification for #{websub.id} (#{websub.topic}, #{websub.callback})"
     end)
 
-    @websub.verify(websub)
+    Websub.verify(websub)
   end
 
   def perform(:incoming_doc, doc) do
     Logger.info("Got document, trying to parse")
-    @ostatus.handle_incoming(doc)
+    OStatus.handle_incoming(doc)
   end
 
   def perform(:incoming_ap_doc, params) do
diff --git a/lib/pleroma/web/federator/publisher.ex b/lib/pleroma/web/federator/publisher.ex
index 916bcdcba..70f870244 100644
--- a/lib/pleroma/web/federator/publisher.ex
+++ b/lib/pleroma/web/federator/publisher.ex
@@ -31,7 +31,7 @@ defmodule Pleroma.Web.Federator.Publisher do
   """
   @spec enqueue_one(module(), Map.t()) :: :ok
   def enqueue_one(module, %{} = params),
-    do: PleromaJobQueue.enqueue(:federation_outgoing, __MODULE__, [:publish_one, module, params])
+    do: PleromaJobQueue.enqueue(:federator_outgoing, __MODULE__, [:publish_one, module, params])
 
   @spec perform(atom(), module(), any()) :: {:ok, any()} | {:error, any()}
   def perform(:publish_one, module, params) do
@@ -52,9 +52,9 @@ defmodule Pleroma.Web.Federator.Publisher do
   @doc """
   Relays an activity to all specified peers.
   """
-  @callback publish(Pleroma.User.t(), Pleroma.Activity.t()) :: :ok | {:error, any()}
+  @callback publish(User.t(), Activity.t()) :: :ok | {:error, any()}
 
-  @spec publish(Pleroma.User.t(), Pleroma.Activity.t()) :: :ok
+  @spec publish(User.t(), Activity.t()) :: :ok
   def publish(%User{} = user, %Activity{} = activity) do
     Config.get([:instance, :federation_publisher_modules])
     |> Enum.each(fn module ->
@@ -70,9 +70,9 @@ defmodule Pleroma.Web.Federator.Publisher do
   @doc """
   Gathers links used by an outgoing federation module for WebFinger output.
   """
-  @callback gather_webfinger_links(Pleroma.User.t()) :: list()
+  @callback gather_webfinger_links(User.t()) :: list()
 
-  @spec gather_webfinger_links(Pleroma.User.t()) :: list()
+  @spec gather_webfinger_links(User.t()) :: list()
   def gather_webfinger_links(%User{} = user) do
     Config.get([:instance, :federation_publisher_modules])
     |> Enum.reduce([], fn module, links ->
diff --git a/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex b/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
index 87e597074..2110027c3 100644
--- a/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
+++ b/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
@@ -11,6 +11,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   alias Pleroma.Conversation.Participation
   alias Pleroma.Filter
   alias Pleroma.Formatter
+  alias Pleroma.HTTP
   alias Pleroma.Notification
   alias Pleroma.Object
   alias Pleroma.Object.Fetcher
@@ -55,7 +56,6 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     when action in [:account_register]
   )
 
-  @httpoison Application.get_env(:pleroma, :httpoison)
   @local_mastodon_name "Mastodon-Local"
 
   action_fallback(:errors)
@@ -303,7 +303,6 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     activities =
       [user.ap_id | user.following]
       |> ActivityPub.fetch_activities(params)
-      |> ActivityPub.contain_timeline(user)
       |> Enum.reverse()
 
     conn
@@ -708,6 +707,41 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     end
   end
 
+  def set_mascot(%{assigns: %{user: user}} = conn, %{"file" => file}) do
+    with {:ok, object} <- ActivityPub.upload(file, actor: User.ap_id(user)),
+         %{} = attachment_data <- Map.put(object.data, "id", object.id),
+         %{type: type} = rendered <-
+           StatusView.render("attachment.json", %{attachment: attachment_data}) do
+      # Reject if not an image
+      if type == "image" do
+        # Sure!
+        # Save to the user's info
+        info_changeset = User.Info.mascot_update(user.info, rendered)
+
+        user_changeset =
+          user
+          |> Ecto.Changeset.change()
+          |> Ecto.Changeset.put_embed(:info, info_changeset)
+
+        {:ok, _user} = User.update_and_set_cache(user_changeset)
+
+        conn
+        |> json(rendered)
+      else
+        conn
+        |> put_resp_content_type("application/json")
+        |> send_resp(415, Jason.encode!(%{"error" => "mascots can only be images"}))
+      end
+    end
+  end
+
+  def get_mascot(%{assigns: %{user: user}} = conn, _params) do
+    mascot = User.get_mascot(user)
+
+    conn
+    |> json(mascot)
+  end
+
   def favourited_by(%{assigns: %{user: user}} = conn, %{"id" => id}) do
     with %Activity{data: %{"object" => object}} <- Repo.get(Activity, id),
          %Object{data: %{"likes" => likes}} <- Object.normalize(object) do
@@ -1010,6 +1044,30 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     end
   end
 
+  def status_search_query_with_gin(q, query) do
+    from([a, o] in q,
+      where:
+        fragment(
+          "to_tsvector('english', ?->>'content') @@ plainto_tsquery('english', ?)",
+          o.data,
+          ^query
+        ),
+      order_by: [desc: :id]
+    )
+  end
+
+  def status_search_query_with_rum(q, query) do
+    from([a, o] in q,
+      where:
+        fragment(
+          "? @@ plainto_tsquery('english', ?)",
+          o.fts_content,
+          ^query
+        ),
+      order_by: [fragment("? <=> now()::date", o.inserted_at)]
+    )
+  end
+
   def status_search(user, query) do
     fetched =
       if Regex.match?(~r/https?:/, query) do
@@ -1023,20 +1081,19 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       end || []
 
     q =
-      from(
-        [a, o] in Activity.with_preloaded_object(Activity),
+      from([a, o] in Activity.with_preloaded_object(Activity),
         where: fragment("?->>'type' = 'Create'", a.data),
         where: "https://www.w3.org/ns/activitystreams#Public" in a.recipients,
-        where:
-          fragment(
-            "to_tsvector('english', ?->>'content') @@ plainto_tsquery('english', ?)",
-            o.data,
-            ^query
-          ),
-        limit: 20,
-        order_by: [desc: :id]
+        limit: 40
       )
 
+    q =
+      if Pleroma.Config.get([:database, :rum_enabled]) do
+        status_search_query_with_rum(q, query)
+      else
+        status_search_query_with_gin(q, query)
+      end
+
     Repo.all(q) ++ fetched
   end
 
@@ -1223,7 +1280,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     accounts
     |> Enum.each(fn account_id ->
       with %Pleroma.List{} = list <- Pleroma.List.get(id, user),
-           %User{} = followed <- Pleroma.User.get_cached_by_id(account_id) do
+           %User{} = followed <- User.get_cached_by_id(account_id) do
         Pleroma.List.unfollow(list, followed)
       end
     end)
@@ -1307,7 +1364,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
             display_sensitive_media: false,
             reduce_motion: false,
             max_toot_chars: limit,
-            mascot: "/images/pleroma-fox-tan-smol.png"
+            mascot: User.get_mascot(user)["url"]
           },
           rights: %{
             delete_others_notice: present?(user.info.is_moderator),
@@ -1634,7 +1691,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
         |> String.replace("{{user}}", user)
 
       with {:ok, %{status: 200, body: body}} <-
-             @httpoison.get(
+             HTTP.get(
                url,
                [],
                adapter: [
diff --git a/lib/pleroma/web/mastodon_api/views/account_view.ex b/lib/pleroma/web/mastodon_api/views/account_view.ex
index 779b9a382..b82d3319b 100644
--- a/lib/pleroma/web/mastodon_api/views/account_view.ex
+++ b/lib/pleroma/web/mastodon_api/views/account_view.ex
@@ -40,7 +40,7 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
     follow_activity = Pleroma.Web.ActivityPub.Utils.fetch_latest_follow(user, target)
 
     requested =
-      if follow_activity do
+      if follow_activity && !User.following?(target, user) do
         follow_activity.data["state"] == "pending"
       else
         false
@@ -112,7 +112,7 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
       fields: fields,
       bot: bot,
       source: %{
-        note: "",
+        note: HTML.strip_tags((user.bio || "") |> String.replace("<br>", "\n")),
         sensitive: false,
         pleroma: %{}
       },
diff --git a/lib/pleroma/web/mastodon_api/views/status_view.ex b/lib/pleroma/web/mastodon_api/views/status_view.ex
index c93d915e5..84ab20a1c 100644
--- a/lib/pleroma/web/mastodon_api/views/status_view.ex
+++ b/lib/pleroma/web/mastodon_api/views/status_view.ex
@@ -157,6 +157,12 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
 
     bookmarked = Activity.get_bookmark(activity, opts[:for]) != nil
 
+    thread_muted? =
+      case activity.thread_muted? do
+        thread_muted? when is_boolean(thread_muted?) -> thread_muted?
+        nil -> CommonAPI.thread_muted?(user, activity)
+      end
+
     attachment_data = object.data["attachment"] || []
     attachments = render_many(attachment_data, StatusView, "attachment.json", as: :attachment)
 
@@ -228,7 +234,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
       reblogged: reblogged?(activity, opts[:for]),
       favourited: present?(favorited),
       bookmarked: present?(bookmarked),
-      muted: CommonAPI.thread_muted?(user, activity) || User.mutes?(opts[:for], user),
+      muted: thread_muted? || User.mutes?(opts[:for], user),
       pinned: pinned?(activity, user),
       sensitive: sensitive,
       spoiler_text: summary_html,
@@ -284,8 +290,8 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
       provider_url: page_url_data.scheme <> "://" <> page_url_data.host,
       url: page_url,
       image: image_url |> MediaProxy.url(),
-      title: rich_media[:title],
-      description: rich_media[:description],
+      title: rich_media[:title] || "",
+      description: rich_media[:description] || "",
       pleroma: %{
         opengraph: rich_media
       }
diff --git a/lib/pleroma/web/media_proxy/media_proxy.ex b/lib/pleroma/web/media_proxy/media_proxy.ex
index 5762e767b..cee6d8481 100644
--- a/lib/pleroma/web/media_proxy/media_proxy.ex
+++ b/lib/pleroma/web/media_proxy/media_proxy.ex
@@ -12,25 +12,27 @@ defmodule Pleroma.Web.MediaProxy do
   def url("/" <> _ = url), do: url
 
   def url(url) do
-    config = Application.get_env(:pleroma, :media_proxy, [])
-    domain = URI.parse(url).host
+    if !enabled?() or local?(url) or whitelisted?(url) do
+      url
+    else
+      encode_url(url)
+    end
+  end
 
-    cond do
-      !Keyword.get(config, :enabled, false) or String.starts_with?(url, Pleroma.Web.base_url()) ->
-        url
+  defp enabled?, do: Pleroma.Config.get([:media_proxy, :enabled], false)
 
-      Enum.any?(Pleroma.Config.get([:media_proxy, :whitelist]), fn pattern ->
-        String.equivalent?(domain, pattern)
-      end) ->
-        url
+  defp local?(url), do: String.starts_with?(url, Pleroma.Web.base_url())
 
-      true ->
-        encode_url(url)
-    end
+  defp whitelisted?(url) do
+    %{host: domain} = URI.parse(url)
+
+    Enum.any?(Pleroma.Config.get([:media_proxy, :whitelist]), fn pattern ->
+      String.equivalent?(domain, pattern)
+    end)
   end
 
   def encode_url(url) do
-    secret = Application.get_env(:pleroma, Pleroma.Web.Endpoint)[:secret_key_base]
+    secret = Pleroma.Config.get([Pleroma.Web.Endpoint, :secret_key_base])
 
     # Must preserve `%2F` for compatibility with S3
     # https://git.pleroma.social/pleroma/pleroma/issues/580
@@ -52,7 +54,7 @@ defmodule Pleroma.Web.MediaProxy do
   end
 
   def decode_url(sig, url) do
-    secret = Application.get_env(:pleroma, Pleroma.Web.Endpoint)[:secret_key_base]
+    secret = Pleroma.Config.get([Pleroma.Web.Endpoint, :secret_key_base])
     sig = Base.url_decode64!(sig, @base64_opts)
     local_sig = :crypto.hmac(:sha, secret, url)
 
diff --git a/lib/pleroma/web/mongooseim/mongoose_im_controller.ex b/lib/pleroma/web/mongooseim/mongoose_im_controller.ex
new file mode 100644
index 000000000..489d5d3a5
--- /dev/null
+++ b/lib/pleroma/web/mongooseim/mongoose_im_controller.ex
@@ -0,0 +1,41 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MongooseIM.MongooseIMController do
+  use Pleroma.Web, :controller
+  alias Comeonin.Pbkdf2
+  alias Pleroma.Repo
+  alias Pleroma.User
+
+  def user_exists(conn, %{"user" => username}) do
+    with %User{} <- Repo.get_by(User, nickname: username, local: true) do
+      conn
+      |> json(true)
+    else
+      _ ->
+        conn
+        |> put_status(:not_found)
+        |> json(false)
+    end
+  end
+
+  def check_password(conn, %{"user" => username, "pass" => password}) do
+    with %User{password_hash: password_hash} <-
+           Repo.get_by(User, nickname: username, local: true),
+         true <- Pbkdf2.checkpw(password, password_hash) do
+      conn
+      |> json(true)
+    else
+      false ->
+        conn
+        |> put_status(403)
+        |> json(false)
+
+      _ ->
+        conn
+        |> put_status(:not_found)
+        |> json(false)
+    end
+  end
+end
diff --git a/lib/pleroma/web/nodeinfo/nodeinfo_controller.ex b/lib/pleroma/web/nodeinfo/nodeinfo_controller.ex
index 3bf2a0fbc..59f3d4e11 100644
--- a/lib/pleroma/web/nodeinfo/nodeinfo_controller.ex
+++ b/lib/pleroma/web/nodeinfo/nodeinfo_controller.ex
@@ -12,8 +12,6 @@ defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
   alias Pleroma.Web.ActivityPub.MRF
   alias Pleroma.Web.Federator.Publisher
 
-  plug(Pleroma.Web.FederatingPlug)
-
   def schemas(conn, _params) do
     response = %{
       links: [
@@ -34,20 +32,15 @@ defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
   # returns a nodeinfo 2.0 map, since 2.1 just adds a repository field
   # under software.
   def raw_nodeinfo do
-    instance = Application.get_env(:pleroma, :instance)
-    media_proxy = Application.get_env(:pleroma, :media_proxy)
-    suggestions = Application.get_env(:pleroma, :suggestions)
-    chat = Application.get_env(:pleroma, :chat)
-    gopher = Application.get_env(:pleroma, :gopher)
     stats = Stats.get_stats()
 
     mrf_simple =
-      Application.get_env(:pleroma, :mrf_simple)
+      Config.get(:mrf_simple)
       |> Enum.into(%{})
 
     # This horror is needed to convert regex sigils to strings
     mrf_keyword =
-      Application.get_env(:pleroma, :mrf_keyword, [])
+      Config.get(:mrf_keyword, [])
       |> Enum.map(fn {key, value} ->
         {key,
          Enum.map(value, fn
@@ -76,14 +69,7 @@ defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
       MRF.get_policies()
       |> Enum.map(fn policy -> to_string(policy) |> String.split(".") |> List.last() end)
 
-    quarantined = Keyword.get(instance, :quarantined_instances)
-
-    quarantined =
-      if is_list(quarantined) do
-        quarantined
-      else
-        []
-      end
+    quarantined = Config.get([:instance, :quarantined_instances], [])
 
     staff_accounts =
       User.all_superusers()
@@ -94,7 +80,7 @@ defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
       |> Enum.into(%{}, fn {k, v} -> {k, length(v)} end)
 
     federation_response =
-      if Keyword.get(instance, :mrf_transparency) do
+      if Config.get([:instance, :mrf_transparency]) do
         %{
           mrf_policies: mrf_policies,
           mrf_simple: mrf_simple,
@@ -111,22 +97,22 @@ defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
         "pleroma_api",
         "mastodon_api",
         "mastodon_api_streaming",
-        if Keyword.get(media_proxy, :enabled) do
+        if Config.get([:media_proxy, :enabled]) do
           "media_proxy"
         end,
-        if Keyword.get(gopher, :enabled) do
+        if Config.get([:gopher, :enabled]) do
           "gopher"
         end,
-        if Keyword.get(chat, :enabled) do
+        if Config.get([:chat, :enabled]) do
           "chat"
         end,
-        if Keyword.get(suggestions, :enabled) do
+        if Config.get([:suggestions, :enabled]) do
           "suggestions"
         end,
-        if Keyword.get(instance, :allow_relay) do
+        if Config.get([:instance, :allow_relay]) do
           "relay"
         end,
-        if Keyword.get(instance, :safe_dm_mentions) do
+        if Config.get([:instance, :safe_dm_mentions]) do
           "safe_dm_mentions"
         end
       ]
@@ -143,7 +129,7 @@ defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
         inbound: [],
         outbound: []
       },
-      openRegistrations: Keyword.get(instance, :registrations_open),
+      openRegistrations: Config.get([:instance, :registrations_open]),
       usage: %{
         users: %{
           total: stats.user_count || 0
@@ -151,29 +137,29 @@ defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
         localPosts: stats.status_count || 0
       },
       metadata: %{
-        nodeName: Keyword.get(instance, :name),
-        nodeDescription: Keyword.get(instance, :description),
-        private: !Keyword.get(instance, :public, true),
+        nodeName: Config.get([:instance, :name]),
+        nodeDescription: Config.get([:instance, :description]),
+        private: !Config.get([:instance, :public], true),
         suggestions: %{
-          enabled: Keyword.get(suggestions, :enabled, false),
-          thirdPartyEngine: Keyword.get(suggestions, :third_party_engine, ""),
-          timeout: Keyword.get(suggestions, :timeout, 5000),
-          limit: Keyword.get(suggestions, :limit, 23),
-          web: Keyword.get(suggestions, :web, "")
+          enabled: Config.get([:suggestions, :enabled], false),
+          thirdPartyEngine: Config.get([:suggestions, :third_party_engine], ""),
+          timeout: Config.get([:suggestions, :timeout], 5000),
+          limit: Config.get([:suggestions, :limit], 23),
+          web: Config.get([:suggestions, :web], "")
         },
         staffAccounts: staff_accounts,
         federation: federation_response,
-        postFormats: Keyword.get(instance, :allowed_post_formats),
+        postFormats: Config.get([:instance, :allowed_post_formats]),
         uploadLimits: %{
-          general: Keyword.get(instance, :upload_limit),
-          avatar: Keyword.get(instance, :avatar_upload_limit),
-          banner: Keyword.get(instance, :banner_upload_limit),
-          background: Keyword.get(instance, :background_upload_limit)
+          general: Config.get([:instance, :upload_limit]),
+          avatar: Config.get([:instance, :avatar_upload_limit]),
+          banner: Config.get([:instance, :banner_upload_limit]),
+          background: Config.get([:instance, :background_upload_limit])
         },
-        accountActivationRequired: Keyword.get(instance, :account_activation_required, false),
-        invitesEnabled: Keyword.get(instance, :invites_enabled, false),
+        accountActivationRequired: Config.get([:instance, :account_activation_required], false),
+        invitesEnabled: Config.get([:instance, :invites_enabled], false),
         features: features,
-        restrictedNicknames: Pleroma.Config.get([Pleroma.User, :restricted_nicknames])
+        restrictedNicknames: Config.get([Pleroma.User, :restricted_nicknames])
       }
     }
   end
diff --git a/lib/pleroma/web/oauth/authorization.ex b/lib/pleroma/web/oauth/authorization.ex
index b47688de1..18973413e 100644
--- a/lib/pleroma/web/oauth/authorization.ex
+++ b/lib/pleroma/web/oauth/authorization.ex
@@ -20,7 +20,7 @@ defmodule Pleroma.Web.OAuth.Authorization do
     field(:scopes, {:array, :string}, default: [])
     field(:valid_until, :naive_datetime_usec)
     field(:used, :boolean, default: false)
-    belongs_to(:user, Pleroma.User, type: Pleroma.FlakeId)
+    belongs_to(:user, User, type: Pleroma.FlakeId)
     belongs_to(:app, App)
 
     timestamps()
diff --git a/lib/pleroma/web/oauth/token.ex b/lib/pleroma/web/oauth/token.ex
index ef047d565..f412f7eb2 100644
--- a/lib/pleroma/web/oauth/token.ex
+++ b/lib/pleroma/web/oauth/token.ex
@@ -5,7 +5,6 @@
 defmodule Pleroma.Web.OAuth.Token do
   use Ecto.Schema
 
-  import Ecto.Query
   import Ecto.Changeset
 
   alias Pleroma.Repo
@@ -13,6 +12,7 @@ defmodule Pleroma.Web.OAuth.Token do
   alias Pleroma.Web.OAuth.App
   alias Pleroma.Web.OAuth.Authorization
   alias Pleroma.Web.OAuth.Token
+  alias Pleroma.Web.OAuth.Token.Query
 
   @expires_in Pleroma.Config.get([:oauth2, :token_expires_in], 600)
   @type t :: %__MODULE__{}
@@ -22,7 +22,7 @@ defmodule Pleroma.Web.OAuth.Token do
     field(:refresh_token, :string)
     field(:scopes, {:array, :string}, default: [])
     field(:valid_until, :naive_datetime_usec)
-    belongs_to(:user, Pleroma.User, type: Pleroma.FlakeId)
+    belongs_to(:user, User, type: Pleroma.FlakeId)
     belongs_to(:app, App)
 
     timestamps()
@@ -31,17 +31,17 @@ defmodule Pleroma.Web.OAuth.Token do
   @doc "Gets token for app by access token"
   @spec get_by_token(App.t(), String.t()) :: {:ok, t()} | {:error, :not_found}
   def get_by_token(%App{id: app_id} = _app, token) do
-    from(t in __MODULE__, where: t.app_id == ^app_id and t.token == ^token)
+    Query.get_by_app(app_id)
+    |> Query.get_by_token(token)
     |> Repo.find_resource()
   end
 
   @doc "Gets token for app by refresh token"
   @spec get_by_refresh_token(App.t(), String.t()) :: {:ok, t()} | {:error, :not_found}
   def get_by_refresh_token(%App{id: app_id} = _app, token) do
-    from(t in __MODULE__,
-      where: t.app_id == ^app_id and t.refresh_token == ^token,
-      preload: [:user]
-    )
+    Query.get_by_app(app_id)
+    |> Query.get_by_refresh_token(token)
+    |> Query.preload([:user])
     |> Repo.find_resource()
   end
 
@@ -97,29 +97,25 @@ defmodule Pleroma.Web.OAuth.Token do
   end
 
   def delete_user_tokens(%User{id: user_id}) do
-    from(
-      t in Token,
-      where: t.user_id == ^user_id
-    )
+    Query.get_by_user(user_id)
     |> Repo.delete_all()
   end
 
   def delete_user_token(%User{id: user_id}, token_id) do
-    from(
-      t in Token,
-      where: t.user_id == ^user_id,
-      where: t.id == ^token_id
-    )
+    Query.get_by_user(user_id)
+    |> Query.get_by_id(token_id)
+    |> Repo.delete_all()
+  end
+
+  def delete_expired_tokens do
+    Query.get_expired_tokens()
     |> Repo.delete_all()
   end
 
   def get_user_tokens(%User{id: user_id}) do
-    from(
-      t in Token,
-      where: t.user_id == ^user_id
-    )
+    Query.get_by_user(user_id)
+    |> Query.preload([:app])
     |> Repo.all()
-    |> Repo.preload(:app)
   end
 
   def is_expired?(%__MODULE__{valid_until: valid_until}) do
diff --git a/lib/pleroma/web/oauth/token/clean_worker.ex b/lib/pleroma/web/oauth/token/clean_worker.ex
new file mode 100644
index 000000000..dca852449
--- /dev/null
+++ b/lib/pleroma/web/oauth/token/clean_worker.ex
@@ -0,0 +1,41 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.OAuth.Token.CleanWorker do
+  @moduledoc """
+  The module represents functions to clean an expired oauth tokens.
+  """
+
+  # 10 seconds
+  @start_interval 10_000
+  @interval Pleroma.Config.get(
+              # 24 hours
+              [:oauth2, :clean_expired_tokens_interval],
+              86_400_000
+            )
+  @queue :background
+
+  alias Pleroma.Web.OAuth.Token
+
+  def start_link, do: GenServer.start_link(__MODULE__, nil)
+
+  def init(_) do
+    if Pleroma.Config.get([:oauth2, :clean_expired_tokens], false) do
+      Process.send_after(self(), :perform, @start_interval)
+      {:ok, nil}
+    else
+      :ignore
+    end
+  end
+
+  @doc false
+  def handle_info(:perform, state) do
+    Process.send_after(self(), :perform, @interval)
+    PleromaJobQueue.enqueue(@queue, __MODULE__, [:clean])
+    {:noreply, state}
+  end
+
+  # Job Worker Callbacks
+  def perform(:clean), do: Token.delete_expired_tokens()
+end
diff --git a/lib/pleroma/web/oauth/token/query.ex b/lib/pleroma/web/oauth/token/query.ex
new file mode 100644
index 000000000..d92e1f071
--- /dev/null
+++ b/lib/pleroma/web/oauth/token/query.ex
@@ -0,0 +1,55 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.OAuth.Token.Query do
+  @moduledoc """
+  Contains queries for OAuth Token.
+  """
+
+  import Ecto.Query, only: [from: 2]
+
+  @type query :: Ecto.Queryable.t() | Token.t()
+
+  alias Pleroma.Web.OAuth.Token
+
+  @spec get_by_refresh_token(query, String.t()) :: query
+  def get_by_refresh_token(query \\ Token, refresh_token) do
+    from(q in query, where: q.refresh_token == ^refresh_token)
+  end
+
+  @spec get_by_token(query, String.t()) :: query
+  def get_by_token(query \\ Token, token) do
+    from(q in query, where: q.token == ^token)
+  end
+
+  @spec get_by_app(query, String.t()) :: query
+  def get_by_app(query \\ Token, app_id) do
+    from(q in query, where: q.app_id == ^app_id)
+  end
+
+  @spec get_by_id(query, String.t()) :: query
+  def get_by_id(query \\ Token, id) do
+    from(q in query, where: q.id == ^id)
+  end
+
+  @spec get_expired_tokens(query, DateTime.t() | nil) :: query
+  def get_expired_tokens(query \\ Token, date \\ nil) do
+    expired_date = date || Timex.now()
+    from(q in query, where: fragment("?", q.valid_until) < ^expired_date)
+  end
+
+  @spec get_by_user(query, String.t()) :: query
+  def get_by_user(query \\ Token, user_id) do
+    from(q in query, where: q.user_id == ^user_id)
+  end
+
+  @spec preload(query, any) :: query
+  def preload(query \\ Token, assoc_preload \\ [])
+
+  def preload(query, assoc_preload) when is_list(assoc_preload) do
+    from(q in query, preload: ^assoc_preload)
+  end
+
+  def preload(query, _assoc_preload), do: query
+end
diff --git a/lib/pleroma/web/ostatus/ostatus.ex b/lib/pleroma/web/ostatus/ostatus.ex
index 61515b31e..6ed089d84 100644
--- a/lib/pleroma/web/ostatus/ostatus.ex
+++ b/lib/pleroma/web/ostatus/ostatus.ex
@@ -3,13 +3,12 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.OStatus do
-  @httpoison Application.get_env(:pleroma, :httpoison)
-
   import Ecto.Query
   import Pleroma.Web.XML
   require Logger
 
   alias Pleroma.Activity
+  alias Pleroma.HTTP
   alias Pleroma.Object
   alias Pleroma.Repo
   alias Pleroma.User
@@ -363,7 +362,7 @@ defmodule Pleroma.Web.OStatus do
   def fetch_activity_from_atom_url(url) do
     with true <- String.starts_with?(url, "http"),
          {:ok, %{body: body, status: code}} when code in 200..299 <-
-           @httpoison.get(
+           HTTP.get(
              url,
              [{:Accept, "application/atom+xml"}]
            ) do
@@ -380,7 +379,7 @@ defmodule Pleroma.Web.OStatus do
     Logger.debug("Trying to fetch #{url}")
 
     with true <- String.starts_with?(url, "http"),
-         {:ok, %{body: body}} <- @httpoison.get(url, []),
+         {:ok, %{body: body}} <- HTTP.get(url, []),
          {:ok, atom_url} <- get_atom_url(body) do
       fetch_activity_from_atom_url(atom_url)
     else
diff --git a/lib/pleroma/web/rich_media/helpers.ex b/lib/pleroma/web/rich_media/helpers.ex
index 0162a5be9..9bc8f2559 100644
--- a/lib/pleroma/web/rich_media/helpers.ex
+++ b/lib/pleroma/web/rich_media/helpers.ex
@@ -24,6 +24,7 @@ defmodule Pleroma.Web.RichMedia.Helpers do
   def fetch_data_for_activity(%Activity{data: %{"type" => "Create"}} = activity) do
     with true <- Pleroma.Config.get([:rich_media, :enabled]),
          %Object{} = object <- Object.normalize(activity),
+         false <- object.data["sensitive"] || false,
          {:ok, page_url} <- HTML.extract_first_external_url(object, object.data["content"]),
          :ok <- validate_page_url(page_url),
          {:ok, rich_media} <- Parser.parse(page_url) do
diff --git a/lib/pleroma/web/rich_media/parser.ex b/lib/pleroma/web/rich_media/parser.ex
index 62e8fa610..e4595800c 100644
--- a/lib/pleroma/web/rich_media/parser.ex
+++ b/lib/pleroma/web/rich_media/parser.ex
@@ -37,7 +37,10 @@ defmodule Pleroma.Web.RichMedia.Parser do
     try do
       {:ok, %Tesla.Env{body: html}} = Pleroma.HTTP.get(url, [], adapter: @hackney_options)
 
-      html |> maybe_parse() |> clean_parsed_data() |> check_parsed_data()
+      html
+      |> maybe_parse()
+      |> clean_parsed_data()
+      |> check_parsed_data()
     rescue
       e ->
         {:error, "Parsing error: #{inspect(e)}"}
diff --git a/lib/pleroma/web/router.ex b/lib/pleroma/web/router.ex
index bbc2fda9b..eb3ee03f3 100644
--- a/lib/pleroma/web/router.ex
+++ b/lib/pleroma/web/router.ex
@@ -194,6 +194,14 @@ defmodule Pleroma.Web.Router do
 
     get("/users", AdminAPIController, :list_users)
     get("/users/:nickname", AdminAPIController, :user_show)
+
+    get("/reports", AdminAPIController, :list_reports)
+    get("/reports/:id", AdminAPIController, :report_show)
+    put("/reports/:id", AdminAPIController, :report_update_state)
+    post("/reports/:id/respond", AdminAPIController, :report_respond)
+
+    put("/statuses/:id", AdminAPIController, :status_update)
+    delete("/statuses/:id", AdminAPIController, :status_delete)
   end
 
   scope "/", Pleroma.Web.TwitterAPI do
@@ -344,6 +352,9 @@ defmodule Pleroma.Web.Router do
 
       post("/pleroma/flavour/:flavour", MastodonAPIController, :set_flavour)
 
+      get("/pleroma/mascot", MastodonAPIController, :get_mascot)
+      put("/pleroma/mascot", MastodonAPIController, :set_mascot)
+
       post("/reports", MastodonAPIController, :reports)
     end
 
@@ -696,9 +707,15 @@ defmodule Pleroma.Web.Router do
     end
   end
 
+  scope "/", Pleroma.Web.MongooseIM do
+    get("/user_exists", MongooseIMController, :user_exists)
+    get("/check_password", MongooseIMController, :check_password)
+  end
+
   scope "/", Fallback do
     get("/registration/:token", RedirectController, :registration_page)
     get("/:maybe_nickname_or_id", RedirectController, :redirector_with_meta)
+    get("/api*path", RedirectController, :api_not_implemented)
     get("/*path", RedirectController, :redirector)
 
     options("/*path", RedirectController, :empty)
@@ -710,6 +727,12 @@ defmodule Fallback.RedirectController do
   alias Pleroma.User
   alias Pleroma.Web.Metadata
 
+  def api_not_implemented(conn, _params) do
+    conn
+    |> put_status(404)
+    |> json(%{error: "Not implemented"})
+  end
+
   def redirector(conn, _params, code \\ 200) do
     conn
     |> put_resp_content_type("text/html")
diff --git a/lib/pleroma/web/salmon/salmon.ex b/lib/pleroma/web/salmon/salmon.ex
index 42709ab47..9e91a5a40 100644
--- a/lib/pleroma/web/salmon/salmon.ex
+++ b/lib/pleroma/web/salmon/salmon.ex
@@ -5,12 +5,12 @@
 defmodule Pleroma.Web.Salmon do
   @behaviour Pleroma.Web.Federator.Publisher
 
-  @httpoison Application.get_env(:pleroma, :httpoison)
-
   use Bitwise
 
   alias Pleroma.Activity
+  alias Pleroma.HTTP
   alias Pleroma.Instances
+  alias Pleroma.Keys
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.Visibility
   alias Pleroma.Web.Federator.Publisher
@@ -89,45 +89,6 @@ defmodule Pleroma.Web.Salmon do
     "RSA.#{modulus_enc}.#{exponent_enc}"
   end
 
-  # Native generation of RSA keys is only available since OTP 20+ and in default build conditions
-  # We try at compile time to generate natively an RSA key otherwise we fallback on the old way.
-  try do
-    _ = :public_key.generate_key({:rsa, 2048, 65_537})
-
-    def generate_rsa_pem do
-      key = :public_key.generate_key({:rsa, 2048, 65_537})
-      entry = :public_key.pem_entry_encode(:RSAPrivateKey, key)
-      pem = :public_key.pem_encode([entry]) |> String.trim_trailing()
-      {:ok, pem}
-    end
-  rescue
-    _ ->
-      def generate_rsa_pem do
-        port = Port.open({:spawn, "openssl genrsa"}, [:binary])
-
-        {:ok, pem} =
-          receive do
-            {^port, {:data, pem}} -> {:ok, pem}
-          end
-
-        Port.close(port)
-
-        if Regex.match?(~r/RSA PRIVATE KEY/, pem) do
-          {:ok, pem}
-        else
-          :error
-        end
-      end
-  end
-
-  def keys_from_pem(pem) do
-    [private_key_code] = :public_key.pem_decode(pem)
-    private_key = :public_key.pem_entry_decode(private_key_code)
-    {:RSAPrivateKey, _, modulus, exponent, _, _, _, _, _, _, _} = private_key
-    public_key = {:RSAPublicKey, modulus, exponent}
-    {:ok, private_key, public_key}
-  end
-
   def encode(private_key, doc) do
     type = "application/atom+xml"
     encoding = "base64url"
@@ -176,7 +137,7 @@ defmodule Pleroma.Web.Salmon do
 
   def publish_one(%{recipient: url, feed: feed} = params) when is_binary(url) do
     with {:ok, %{status: code}} when code in 200..299 <-
-           @httpoison.post(
+           HTTP.post(
              url,
              feed,
              [{"Content-Type", "application/magic-envelope+xml"}]
@@ -227,7 +188,7 @@ defmodule Pleroma.Web.Salmon do
         |> :xmerl.export_simple(:xmerl_xml)
         |> to_string
 
-      {:ok, private, _} = keys_from_pem(keys)
+      {:ok, private, _} = Keys.keys_from_pem(keys)
       {:ok, feed} = encode(private, feed)
 
       remote_users = remote_users(activity)
@@ -253,7 +214,7 @@ defmodule Pleroma.Web.Salmon do
   def publish(%{id: id}, _), do: Logger.debug(fn -> "Keys missing for user #{id}" end)
 
   def gather_webfinger_links(%User{} = user) do
-    {:ok, _private, public} = keys_from_pem(user.info.keys)
+    {:ok, _private, public} = Keys.keys_from_pem(user.info.keys)
     magic_key = encode_key(public)
 
     [
diff --git a/lib/pleroma/web/templates/layout/app.html.eex b/lib/pleroma/web/templates/layout/app.html.eex
index 3389c91cc..85ec4d76c 100644
--- a/lib/pleroma/web/templates/layout/app.html.eex
+++ b/lib/pleroma/web/templates/layout/app.html.eex
@@ -4,7 +4,7 @@
     <meta charset="utf-8" />
     <meta name="viewport" content="width=device-width,initial-scale=1,minimal-ui" />
     <title>
-    <%= Application.get_env(:pleroma, :instance)[:name] %>
+    <%= Pleroma.Config.get([:instance, :name]) %>
     </title>
     <style>
       body {
@@ -194,7 +194,7 @@
   </head>
   <body>
     <div class="container">
-      <h1><%= Application.get_env(:pleroma, :instance)[:name] %></h1>
+      <h1><%= Pleroma.Config.get([:instance, :name]) %></h1>
       <%= render @view_module, @view_template, assigns %>
     </div>
   </body>
diff --git a/lib/pleroma/web/templates/mastodon_api/mastodon/index.html.eex b/lib/pleroma/web/templates/mastodon_api/mastodon/index.html.eex
index 5659c7828..ac63811d1 100644
--- a/lib/pleroma/web/templates/mastodon_api/mastodon/index.html.eex
+++ b/lib/pleroma/web/templates/mastodon_api/mastodon/index.html.eex
@@ -4,7 +4,7 @@
 <meta charset='utf-8'>
 <meta content='width=device-width, initial-scale=1' name='viewport'>
 <title>
-<%= Application.get_env(:pleroma, :instance)[:name] %>
+<%= Pleroma.Config.get([:instance, :name]) %>
 </title>
 <link rel="icon" type="image/png" href="/favicon.png"/>
 <script crossorigin='anonymous' src="/packs/locales.js"></script>
diff --git a/lib/pleroma/web/twitter_api/twitter_api_controller.ex b/lib/pleroma/web/twitter_api/twitter_api_controller.ex
index 3c5a70be9..1b6b33e69 100644
--- a/lib/pleroma/web/twitter_api/twitter_api_controller.ex
+++ b/lib/pleroma/web/twitter_api/twitter_api_controller.ex
@@ -101,9 +101,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
       |> Map.put("blocking_user", user)
       |> Map.put("user", user)
 
-    activities =
-      ActivityPub.fetch_activities([user.ap_id | user.following], params)
-      |> ActivityPub.contain_timeline(user)
+    activities = ActivityPub.fetch_activities([user.ap_id | user.following], params)
 
     conn
     |> put_view(ActivityView)
@@ -730,7 +728,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
   def only_if_public_instance(%{assigns: %{user: %User{}}} = conn, _), do: conn
 
   def only_if_public_instance(conn, _) do
-    if Keyword.get(Application.get_env(:pleroma, :instance), :public) do
+    if Pleroma.Config.get([:instance, :public]) do
       conn
     else
       conn
diff --git a/lib/pleroma/web/twitter_api/views/activity_view.ex b/lib/pleroma/web/twitter_api/views/activity_view.ex
index 44bcafe0e..e84af84dc 100644
--- a/lib/pleroma/web/twitter_api/views/activity_view.ex
+++ b/lib/pleroma/web/twitter_api/views/activity_view.ex
@@ -284,6 +284,12 @@ defmodule Pleroma.Web.TwitterAPI.ActivityView do
         Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
       )
 
+    thread_muted? =
+      case activity.thread_muted? do
+        thread_muted? when is_boolean(thread_muted?) -> thread_muted?
+        nil -> CommonAPI.thread_muted?(user, activity)
+      end
+
     %{
       "id" => activity.id,
       "uri" => object.data["id"],
@@ -314,7 +320,7 @@ defmodule Pleroma.Web.TwitterAPI.ActivityView do
       "summary" => summary,
       "summary_html" => summary |> Formatter.emojify(object.data["emoji"]),
       "card" => card,
-      "muted" => CommonAPI.thread_muted?(user, activity) || User.mutes?(opts[:for], user)
+      "muted" => thread_muted? || User.mutes?(opts[:for], user)
     }
   end
 
diff --git a/lib/pleroma/web/web_finger/web_finger.ex b/lib/pleroma/web/web_finger/web_finger.ex
index 3a3b98a10..3fca72de8 100644
--- a/lib/pleroma/web/web_finger/web_finger.ex
+++ b/lib/pleroma/web/web_finger/web_finger.ex
@@ -3,12 +3,10 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.WebFinger do
-  @httpoison Application.get_env(:pleroma, :httpoison)
-
+  alias Pleroma.HTTP
   alias Pleroma.User
   alias Pleroma.Web
   alias Pleroma.Web.Federator.Publisher
-  alias Pleroma.Web.Salmon
   alias Pleroma.Web.XML
   alias Pleroma.XmlBuilder
   require Jason
@@ -61,7 +59,7 @@ defmodule Pleroma.Web.WebFinger do
   end
 
   def represent_user(user, "JSON") do
-    {:ok, user} = ensure_keys_present(user)
+    {:ok, user} = User.ensure_keys_present(user)
 
     %{
       "subject" => "acct:#{user.nickname}@#{Pleroma.Web.Endpoint.host()}",
@@ -71,7 +69,7 @@ defmodule Pleroma.Web.WebFinger do
   end
 
   def represent_user(user, "XML") do
-    {:ok, user} = ensure_keys_present(user)
+    {:ok, user} = User.ensure_keys_present(user)
 
     links =
       gather_links(user)
@@ -88,27 +86,6 @@ defmodule Pleroma.Web.WebFinger do
     |> XmlBuilder.to_doc()
   end
 
-  # This seems a better fit in Salmon
-  def ensure_keys_present(user) do
-    info = user.info
-
-    if info.keys do
-      {:ok, user}
-    else
-      {:ok, pem} = Salmon.generate_rsa_pem()
-
-      info_cng =
-        info
-        |> Pleroma.User.Info.set_keys(pem)
-
-      cng =
-        Ecto.Changeset.change(user)
-        |> Ecto.Changeset.put_embed(:info, info_cng)
-
-      User.update_and_set_cache(cng)
-    end
-  end
-
   defp get_magic_key(magic_key) do
     "data:application/magic-public-key," <> magic_key = magic_key
     {:ok, magic_key}
@@ -198,11 +175,11 @@ defmodule Pleroma.Web.WebFinger do
 
   def find_lrdd_template(domain) do
     with {:ok, %{status: status, body: body}} when status in 200..299 <-
-           @httpoison.get("http://#{domain}/.well-known/host-meta", []) do
+           HTTP.get("http://#{domain}/.well-known/host-meta", []) do
       get_template_from_xml(body)
     else
       _ ->
-        with {:ok, %{body: body}} <- @httpoison.get("https://#{domain}/.well-known/host-meta", []) do
+        with {:ok, %{body: body}} <- HTTP.get("https://#{domain}/.well-known/host-meta", []) do
           get_template_from_xml(body)
         else
           e -> {:error, "Can't find LRDD template: #{inspect(e)}"}
@@ -231,7 +208,7 @@ defmodule Pleroma.Web.WebFinger do
       end
 
     with response <-
-           @httpoison.get(
+           HTTP.get(
              address,
              Accept: "application/xrd+xml,application/jrd+json"
            ),
diff --git a/lib/pleroma/web/websub/websub.ex b/lib/pleroma/web/websub/websub.ex
index 7ad0414ab..b61f388b8 100644
--- a/lib/pleroma/web/websub/websub.ex
+++ b/lib/pleroma/web/websub/websub.ex
@@ -5,6 +5,7 @@
 defmodule Pleroma.Web.Websub do
   alias Ecto.Changeset
   alias Pleroma.Activity
+  alias Pleroma.HTTP
   alias Pleroma.Instances
   alias Pleroma.Repo
   alias Pleroma.User
@@ -24,9 +25,7 @@ defmodule Pleroma.Web.Websub do
 
   @behaviour Pleroma.Web.Federator.Publisher
 
-  @httpoison Application.get_env(:pleroma, :httpoison)
-
-  def verify(subscription, getter \\ &@httpoison.get/3) do
+  def verify(subscription, getter \\ &HTTP.get/3) do
     challenge = Base.encode16(:crypto.strong_rand_bytes(8))
     lease_seconds = NaiveDateTime.diff(subscription.valid_until, subscription.updated_at)
     lease_seconds = lease_seconds |> to_string
@@ -207,7 +206,7 @@ defmodule Pleroma.Web.Websub do
     requester.(subscription)
   end
 
-  def gather_feed_data(topic, getter \\ &@httpoison.get/1) do
+  def gather_feed_data(topic, getter \\ &HTTP.get/1) do
     with {:ok, response} <- getter.(topic),
          status when status in 200..299 <- response.status,
          body <- response.body,
@@ -236,7 +235,7 @@ defmodule Pleroma.Web.Websub do
     end
   end
 
-  def request_subscription(websub, poster \\ &@httpoison.post/3, timeout \\ 10_000) do
+  def request_subscription(websub, poster \\ &HTTP.post/3, timeout \\ 10_000) do
     data = [
       "hub.mode": "subscribe",
       "hub.topic": websub.topic,
@@ -294,7 +293,7 @@ defmodule Pleroma.Web.Websub do
     Logger.info(fn -> "Pushing #{topic} to #{callback}" end)
 
     with {:ok, %{status: code}} when code in 200..299 <-
-           @httpoison.post(
+           HTTP.post(
              callback,
              xml,
              [