Merge remote-tracking branch 'origin/develop' into conversations_three
[akkoma] / lib / pleroma / web / mastodon_api / mastodon_api_controller.ex
index e578f707e0a081073a94483bb82109840b623cbf..aa3f46482a5e0ff00bb8ca128099bb2de4c2f9ce 100644 (file)
@@ -4,13 +4,18 @@
 
 defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   use Pleroma.Web, :controller
-
+  alias Ecto.Changeset
   alias Pleroma.Activity
+  alias Pleroma.Bookmark
   alias Pleroma.Config
+  alias Pleroma.Conversation.Participation
   alias Pleroma.Filter
   alias Pleroma.Notification
   alias Pleroma.Object
+  alias Pleroma.Object.Fetcher
+  alias Pleroma.Pagination
   alias Pleroma.Repo
+  alias Pleroma.ScheduledActivity
   alias Pleroma.Stats
   alias Pleroma.User
   alias Pleroma.Web
@@ -18,18 +23,22 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   alias Pleroma.Web.ActivityPub.Visibility
   alias Pleroma.Web.CommonAPI
   alias Pleroma.Web.MastodonAPI.AccountView
+  alias Pleroma.Web.MastodonAPI.AppView
+  alias Pleroma.Web.MastodonAPI.ConversationView
   alias Pleroma.Web.MastodonAPI.FilterView
   alias Pleroma.Web.MastodonAPI.ListView
   alias Pleroma.Web.MastodonAPI.MastodonAPI
   alias Pleroma.Web.MastodonAPI.MastodonView
+  alias Pleroma.Web.MastodonAPI.NotificationView
   alias Pleroma.Web.MastodonAPI.ReportView
+  alias Pleroma.Web.MastodonAPI.ScheduledActivityView
   alias Pleroma.Web.MastodonAPI.StatusView
   alias Pleroma.Web.MediaProxy
   alias Pleroma.Web.OAuth.App
   alias Pleroma.Web.OAuth.Authorization
   alias Pleroma.Web.OAuth.Token
 
-  import Pleroma.Web.ControllerHelper, only: [oauth_scopes: 2]
+  alias Pleroma.Web.ControllerHelper
   import Ecto.Query
 
   require Logger
@@ -40,7 +49,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   action_fallback(:errors)
 
   def create_app(conn, params) do
-    scopes = oauth_scopes(params, ["read"])
+    scopes = ControllerHelper.oauth_scopes(params, ["read"])
 
     app_attrs =
       params
@@ -50,16 +59,9 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     with cs <- App.register_changeset(%App{}, app_attrs),
          false <- cs.changes[:client_name] == @local_mastodon_name,
          {:ok, app} <- Repo.insert(cs) do
-      res = %{
-        id: app.id |> to_string,
-        name: app.client_name,
-        client_id: app.client_id,
-        client_secret: app.client_secret,
-        redirect_uri: app.redirect_uris,
-        website: app.website
-      }
-
-      json(conn, res)
+      conn
+      |> put_view(AppView)
+      |> render("show.json", %{app: app})
     end
   end
 
@@ -97,8 +99,13 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       end)
 
     info_params =
-      %{}
-      |> add_if_present(params, "locked", :locked, fn value -> {:ok, value == "true"} end)
+      [:no_rich_text, :locked, :hide_followers, :hide_follows, :hide_favorites, :show_role]
+      |> Enum.reduce(%{}, fn key, acc ->
+        add_if_present(acc, params, to_string(key), key, fn value ->
+          {:ok, ControllerHelper.truthy_param?(value)}
+        end)
+      end)
+      |> add_if_present(params, "default_scope", :default_scope)
       |> add_if_present(params, "header", :banner, fn value ->
         with %Plug.Upload{} <- value,
              {:ok, object} <- ActivityPub.upload(value, type: :banner) do
@@ -108,7 +115,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
         end
       end)
 
-    info_cng = User.Info.mastodon_profile_update(user.info, info_params)
+    info_cng = User.Info.profile_update(user.info, info_params)
 
     with changeset <- User.update_changeset(user, user_params),
          changeset <- Ecto.Changeset.put_embed(changeset, :info, info_cng),
@@ -131,6 +138,14 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     json(conn, account)
   end
 
+  def verify_app_credentials(%{assigns: %{user: _user, token: token}} = conn, _) do
+    with %Token{app: %App{} = app} <- Repo.preload(token, :app) do
+      conn
+      |> put_view(AppView)
+      |> render("short.json", %{app: app})
+    end
+  end
+
   def user(%{assigns: %{user: for_user}} = conn, %{"id" => nickname_or_id}) do
     with %User{} = user <- User.get_cached_by_nickname_or_id(nickname_or_id),
          true <- User.auth_active?(user) || user.id == for_user.id || User.superuser?(for_user) do
@@ -160,6 +175,9 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       },
       stats: Stats.get_stats(),
       thumbnail: Web.base_url() <> "/instance/thumbnail.jpeg",
+      languages: ["en"],
+      registrations: Pleroma.Config.get([:instance, :registrations_open]),
+      # Extra (not present in Mastodon):
       max_toot_chars: Keyword.get(instance, :limit)
     }
 
@@ -172,14 +190,15 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
 
   defp mastodonized_emoji do
     Pleroma.Emoji.get_all()
-    |> Enum.map(fn {shortcode, relative_url} ->
+    |> Enum.map(fn {shortcode, relative_url, tags} ->
       url = to_string(URI.merge(Web.base_url(), relative_url))
 
       %{
         "shortcode" => shortcode,
         "static_url" => url,
         "visible_in_picker" => true,
-        "url" => url
+        "url" => url,
+        "tags" => tags
       }
     end)
   end
@@ -192,15 +211,29 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   defp add_link_headers(conn, method, activities, param \\ nil, params \\ %{}) do
     params =
       conn.params
-      |> Map.drop(["since_id", "max_id"])
+      |> Map.drop(["since_id", "max_id", "min_id"])
       |> Map.merge(params)
 
     last = List.last(activities)
-    first = List.first(activities)
 
     if last do
-      min = last.id
-      max = first.id
+      max_id = last.id
+
+      limit =
+        params
+        |> Map.get("limit", "20")
+        |> String.to_integer()
+
+      min_id =
+        if length(activities) <= limit do
+          activities
+          |> List.first()
+          |> Map.get(:id)
+        else
+          activities
+          |> Enum.at(limit * -1)
+          |> Map.get(:id)
+        end
 
       {next_url, prev_url} =
         if param do
@@ -209,13 +242,13 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
               Pleroma.Web.Endpoint,
               method,
               param,
-              Map.merge(params, %{max_id: min})
+              Map.merge(params, %{max_id: max_id})
             ),
             mastodon_api_url(
               Pleroma.Web.Endpoint,
               method,
               param,
-              Map.merge(params, %{since_id: max})
+              Map.merge(params, %{min_id: min_id})
             )
           }
         else
@@ -223,12 +256,12 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
             mastodon_api_url(
               Pleroma.Web.Endpoint,
               method,
-              Map.merge(params, %{max_id: min})
+              Map.merge(params, %{max_id: max_id})
             ),
             mastodon_api_url(
               Pleroma.Web.Endpoint,
               method,
-              Map.merge(params, %{since_id: max})
+              Map.merge(params, %{min_id: min_id})
             )
           }
         end
@@ -254,6 +287,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       |> ActivityPub.contain_timeline(user)
       |> Enum.reverse()
 
+    user = Repo.preload(user, bookmarks: :activity)
+
     conn
     |> add_link_headers(:home_timeline, activities)
     |> put_view(StatusView)
@@ -272,6 +307,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       |> ActivityPub.fetch_public_activities()
       |> Enum.reverse()
 
+    user = Repo.preload(user, bookmarks: :activity)
+
     conn
     |> add_link_headers(:public_timeline, activities, false, %{"local" => local_only})
     |> put_view(StatusView)
@@ -279,7 +316,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def user_statuses(%{assigns: %{user: reading_user}} = conn, params) do
-    with %User{} = user <- Repo.get(User, params["id"]) do
+    with %User{} = user <- User.get_cached_by_id(params["id"]),
+         reading_user <- Repo.preload(reading_user, :bookmarks) do
       activities = ActivityPub.fetch_user_activities(user, reading_user, params)
 
       conn
@@ -304,7 +342,9 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     activities =
       [user.ap_id]
       |> ActivityPub.fetch_activities_query(params)
-      |> Repo.all()
+      |> Pagination.fetch_paginated(params)
+
+    user = Repo.preload(user, bookmarks: :activity)
 
     conn
     |> add_link_headers(:dm_timeline, activities)
@@ -313,8 +353,10 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def get_status(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with %Activity{} = activity <- Repo.get(Activity, id),
+    with %Activity{} = activity <- Activity.get_by_id_with_object(id),
          true <- Visibility.visible_for_user?(activity, user) do
+      user = Repo.preload(user, bookmarks: :activity)
+
       conn
       |> put_view(StatusView)
       |> try_render("status.json", %{activity: activity, for: user})
@@ -322,7 +364,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def get_context(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with %Activity{} = activity <- Repo.get(Activity, id),
+    with %Activity{} = activity <- Activity.get_by_id(id),
          activities <-
            ActivityPub.fetch_activities_for_context(activity.data["context"], %{
              "blocking_user" => user,
@@ -358,6 +400,55 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     end
   end
 
+  def scheduled_statuses(%{assigns: %{user: user}} = conn, params) do
+    with scheduled_activities <- MastodonAPI.get_scheduled_activities(user, params) do
+      conn
+      |> add_link_headers(:scheduled_statuses, scheduled_activities)
+      |> put_view(ScheduledActivityView)
+      |> render("index.json", %{scheduled_activities: scheduled_activities})
+    end
+  end
+
+  def show_scheduled_status(%{assigns: %{user: user}} = conn, %{"id" => scheduled_activity_id}) do
+    with %ScheduledActivity{} = scheduled_activity <-
+           ScheduledActivity.get(user, scheduled_activity_id) do
+      conn
+      |> put_view(ScheduledActivityView)
+      |> render("show.json", %{scheduled_activity: scheduled_activity})
+    else
+      _ -> {:error, :not_found}
+    end
+  end
+
+  def update_scheduled_status(
+        %{assigns: %{user: user}} = conn,
+        %{"id" => scheduled_activity_id} = params
+      ) do
+    with %ScheduledActivity{} = scheduled_activity <-
+           ScheduledActivity.get(user, scheduled_activity_id),
+         {:ok, scheduled_activity} <- ScheduledActivity.update(scheduled_activity, params) do
+      conn
+      |> put_view(ScheduledActivityView)
+      |> render("show.json", %{scheduled_activity: scheduled_activity})
+    else
+      nil -> {:error, :not_found}
+      error -> error
+    end
+  end
+
+  def delete_scheduled_status(%{assigns: %{user: user}} = conn, %{"id" => scheduled_activity_id}) do
+    with %ScheduledActivity{} = scheduled_activity <-
+           ScheduledActivity.get(user, scheduled_activity_id),
+         {:ok, scheduled_activity} <- ScheduledActivity.delete(scheduled_activity) do
+      conn
+      |> put_view(ScheduledActivityView)
+      |> render("show.json", %{scheduled_activity: scheduled_activity})
+    else
+      nil -> {:error, :not_found}
+      error -> error
+    end
+  end
+
   def post_status(conn, %{"status" => "", "media_ids" => media_ids} = params)
       when length(media_ids) > 0 do
     params =
@@ -378,12 +469,27 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
         _ -> Ecto.UUID.generate()
       end
 
-    {:ok, activity} =
-      Cachex.fetch!(:idempotency_cache, idempotency_key, fn _ -> CommonAPI.post(user, params) end)
+    scheduled_at = params["scheduled_at"]
 
-    conn
-    |> put_view(StatusView)
-    |> try_render("status.json", %{activity: activity, for: user, as: :activity})
+    if scheduled_at && ScheduledActivity.far_enough?(scheduled_at) do
+      with {:ok, scheduled_activity} <-
+             ScheduledActivity.create(user, %{"params" => params, "scheduled_at" => scheduled_at}) do
+        conn
+        |> put_view(ScheduledActivityView)
+        |> render("show.json", %{scheduled_activity: scheduled_activity})
+      end
+    else
+      params = Map.drop(params, ["scheduled_at"])
+
+      {:ok, activity} =
+        Cachex.fetch!(:idempotency_cache, idempotency_key, fn _ ->
+          CommonAPI.post(user, params)
+        end)
+
+      conn
+      |> put_view(StatusView)
+      |> try_render("status.json", %{activity: activity, for: user, as: :activity})
+    end
   end
 
   def delete_status(%{assigns: %{user: user}} = conn, %{"id" => id}) do
@@ -398,7 +504,10 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def reblog_status(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
-    with {:ok, announce, _activity} <- CommonAPI.repeat(ap_id_or_id, user) do
+    with {:ok, announce, _activity} <- CommonAPI.repeat(ap_id_or_id, user),
+         %Activity{} = announce <- Activity.normalize(announce.data) do
+      user = Repo.preload(user, bookmarks: :activity)
+
       conn
       |> put_view(StatusView)
       |> try_render("status.json", %{activity: announce, for: user, as: :activity})
@@ -407,7 +516,9 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
 
   def unreblog_status(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
     with {:ok, _unannounce, %{data: %{"id" => id}}} <- CommonAPI.unrepeat(ap_id_or_id, user),
-         %Activity{} = activity <- Activity.get_create_by_object_ap_id(id) do
+         %Activity{} = activity <- Activity.get_create_by_object_ap_id_with_object(id) do
+      user = Repo.preload(user, bookmarks: :activity)
+
       conn
       |> put_view(StatusView)
       |> try_render("status.json", %{activity: activity, for: user, as: :activity})
@@ -454,10 +565,12 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def bookmark_status(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with %Activity{} = activity <- Repo.get(Activity, id),
-         %User{} = user <- User.get_by_nickname(user.nickname),
+    with %Activity{} = activity <- Activity.get_by_id_with_object(id),
+         %User{} = user <- User.get_cached_by_nickname(user.nickname),
          true <- Visibility.visible_for_user?(activity, user),
-         {:ok, user} <- User.bookmark(user, activity.data["object"]["id"]) do
+         {:ok, _bookmark} <- Bookmark.create(user.id, activity.id) do
+      user = Repo.preload(user, bookmarks: :activity)
+
       conn
       |> put_view(StatusView)
       |> try_render("status.json", %{activity: activity, for: user, as: :activity})
@@ -465,10 +578,12 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def unbookmark_status(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with %Activity{} = activity <- Repo.get(Activity, id),
-         %User{} = user <- User.get_by_nickname(user.nickname),
+    with %Activity{} = activity <- Activity.get_by_id_with_object(id),
+         %User{} = user <- User.get_cached_by_nickname(user.nickname),
          true <- Visibility.visible_for_user?(activity, user),
-         {:ok, user} <- User.unbookmark(user, activity.data["object"]["id"]) do
+         {:ok, _bookmark} <- Bookmark.destroy(user.id, activity.id) do
+      user = Repo.preload(user, bookmarks: :activity)
+
       conn
       |> put_view(StatusView)
       |> try_render("status.json", %{activity: activity, for: user, as: :activity})
@@ -501,21 +616,19 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def notifications(%{assigns: %{user: user}} = conn, params) do
-    notifications = Notification.for_user(user, params)
-
-    result =
-      notifications
-      |> Enum.map(fn x -> render_notification(user, x) end)
-      |> Enum.filter(& &1)
+    notifications = MastodonAPI.get_notifications(user, params)
 
     conn
     |> add_link_headers(:notifications, notifications)
-    |> json(result)
+    |> put_view(NotificationView)
+    |> render("index.json", %{notifications: notifications, for: user})
   end
 
   def get_notification(%{assigns: %{user: user}} = conn, %{"id" => id} = _params) do
     with {:ok, notification} <- Notification.get(user, id) do
-      json(conn, render_notification(user, notification))
+      conn
+      |> put_view(NotificationView)
+      |> render("show.json", %{notification: notification, for: user})
     else
       {:error, reason} ->
         conn
@@ -540,6 +653,11 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     end
   end
 
+  def destroy_multiple(%{assigns: %{user: user}} = conn, %{"ids" => ids} = _params) do
+    Notification.destroy_multiple(user, ids)
+    json(conn, %{})
+  end
+
   def relationships(%{assigns: %{user: user}} = conn, %{"id" => id}) do
     id = List.wrap(id)
     q = from(u in User, where: u.id in ^id)
@@ -589,7 +707,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def favourited_by(conn, %{"id" => id}) do
-    with %Activity{data: %{"object" => %{"likes" => likes}}} <- Repo.get(Activity, id) do
+    with %Activity{data: %{"object" => object}} <- Repo.get(Activity, id),
+         %Object{data: %{"likes" => likes}} <- Object.normalize(object) do
       q = from(u in User, where: u.ap_id in ^likes)
       users = Repo.all(q)
 
@@ -602,7 +721,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def reblogged_by(conn, %{"id" => id}) do
-    with %Activity{data: %{"object" => %{"announcements" => announces}}} <- Repo.get(Activity, id) do
+    with %Activity{data: %{"object" => object}} <- Repo.get(Activity, id),
+         %Object{data: %{"announcements" => announces}} <- Object.normalize(object) do
       q = from(u in User, where: u.ap_id in ^announces)
       users = Repo.all(q)
 
@@ -653,7 +773,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def followers(%{assigns: %{user: for_user}} = conn, %{"id" => id} = params) do
-    with %User{} = user <- Repo.get(User, id),
+    with %User{} = user <- User.get_cached_by_id(id),
          followers <- MastodonAPI.get_followers(user, params) do
       followers =
         cond do
@@ -670,7 +790,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def following(%{assigns: %{user: for_user}} = conn, %{"id" => id} = params) do
-    with %User{} = user <- Repo.get(User, id),
+    with %User{} = user <- User.get_cached_by_id(id),
          followers <- MastodonAPI.get_friends(user, params) do
       followers =
         cond do
@@ -695,7 +815,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def authorize_follow_request(%{assigns: %{user: followed}} = conn, %{"id" => id}) do
-    with %User{} = follower <- Repo.get(User, id),
+    with %User{} = follower <- User.get_cached_by_id(id),
          {:ok, follower} <- CommonAPI.accept_follow_request(follower, followed) do
       conn
       |> put_view(AccountView)
@@ -709,7 +829,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def reject_follow_request(%{assigns: %{user: followed}} = conn, %{"id" => id}) do
-    with %User{} = follower <- Repo.get(User, id),
+    with %User{} = follower <- User.get_cached_by_id(id),
          {:ok, follower} <- CommonAPI.reject_follow_request(follower, followed) do
       conn
       |> put_view(AccountView)
@@ -723,12 +843,16 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def follow(%{assigns: %{user: follower}} = conn, %{"id" => id}) do
-    with %User{} = followed <- Repo.get(User, id),
-         {:ok, follower, followed, _} <- CommonAPI.follow(follower, followed) do
+    with {_, %User{} = followed} <- {:followed, User.get_cached_by_id(id)},
+         {_, true} <- {:followed, follower.id != followed.id},
+         {:ok, follower} <- MastodonAPI.follow(follower, followed, conn.params) do
       conn
       |> put_view(AccountView)
       |> render("relationship.json", %{user: follower, target: followed})
     else
+      {:followed, _} ->
+        {:error, :not_found}
+
       {:error, message} ->
         conn
         |> put_resp_content_type("application/json")
@@ -737,12 +861,16 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def follow(%{assigns: %{user: follower}} = conn, %{"uri" => uri}) do
-    with %User{} = followed <- Repo.get_by(User, nickname: uri),
+    with {_, %User{} = followed} <- {:followed, User.get_cached_by_nickname(uri)},
+         {_, true} <- {:followed, follower.id != followed.id},
          {:ok, follower, followed, _} <- CommonAPI.follow(follower, followed) do
       conn
       |> put_view(AccountView)
       |> render("account.json", %{user: followed, for: follower})
     else
+      {:followed, _} ->
+        {:error, :not_found}
+
       {:error, message} ->
         conn
         |> put_resp_content_type("application/json")
@@ -751,16 +879,23 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def unfollow(%{assigns: %{user: follower}} = conn, %{"id" => id}) do
-    with %User{} = followed <- Repo.get(User, id),
+    with {_, %User{} = followed} <- {:followed, User.get_cached_by_id(id)},
+         {_, true} <- {:followed, follower.id != followed.id},
          {:ok, follower} <- CommonAPI.unfollow(follower, followed) do
       conn
       |> put_view(AccountView)
       |> render("relationship.json", %{user: follower, target: followed})
+    else
+      {:followed, _} ->
+        {:error, :not_found}
+
+      error ->
+        error
     end
   end
 
   def mute(%{assigns: %{user: muter}} = conn, %{"id" => id}) do
-    with %User{} = muted <- Repo.get(User, id),
+    with %User{} = muted <- User.get_cached_by_id(id),
          {:ok, muter} <- User.mute(muter, muted) do
       conn
       |> put_view(AccountView)
@@ -774,7 +909,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def unmute(%{assigns: %{user: muter}} = conn, %{"id" => id}) do
-    with %User{} = muted <- Repo.get(User, id),
+    with %User{} = muted <- User.get_cached_by_id(id),
          {:ok, muter} <- User.unmute(muter, muted) do
       conn
       |> put_view(AccountView)
@@ -795,7 +930,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def block(%{assigns: %{user: blocker}} = conn, %{"id" => id}) do
-    with %User{} = blocked <- Repo.get(User, id),
+    with %User{} = blocked <- User.get_cached_by_id(id),
          {:ok, blocker} <- User.block(blocker, blocked),
          {:ok, _activity} <- ActivityPub.block(blocker, blocked) do
       conn
@@ -810,7 +945,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def unblock(%{assigns: %{user: blocker}} = conn, %{"id" => id}) do
-    with %User{} = blocked <- Repo.get(User, id),
+    with %User{} = blocked <- User.get_cached_by_id(id),
          {:ok, blocker} <- User.unblock(blocker, blocked),
          {:ok, _activity} <- ActivityPub.unblock(blocker, blocked) do
       conn
@@ -845,10 +980,38 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     json(conn, %{})
   end
 
+  def subscribe(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with %User{} = subscription_target <- User.get_cached_by_id(id),
+         {:ok, subscription_target} = User.subscribe(user, subscription_target) do
+      conn
+      |> put_view(AccountView)
+      |> render("relationship.json", %{user: user, target: subscription_target})
+    else
+      {:error, message} ->
+        conn
+        |> put_resp_content_type("application/json")
+        |> send_resp(403, Jason.encode!(%{"error" => message}))
+    end
+  end
+
+  def unsubscribe(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with %User{} = subscription_target <- User.get_cached_by_id(id),
+         {:ok, subscription_target} = User.unsubscribe(user, subscription_target) do
+      conn
+      |> put_view(AccountView)
+      |> render("relationship.json", %{user: user, target: subscription_target})
+    else
+      {:error, message} ->
+        conn
+        |> put_resp_content_type("application/json")
+        |> send_resp(403, Jason.encode!(%{"error" => message}))
+    end
+  end
+
   def status_search(user, query) do
     fetched =
       if Regex.match?(~r/https?:/, query) do
-        with {:ok, object} <- ActivityPub.fetch_object_from_id(query),
+        with {:ok, object} <- Fetcher.fetch_object_from_id(query),
              %Activity{} = activity <- Activity.get_create_by_object_ap_id(object.data["id"]),
              true <- Visibility.visible_for_user?(activity, user) do
           [activity]
@@ -859,13 +1022,13 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
 
     q =
       from(
-        a in Activity,
+        [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', ?->'object'->>'content') @@ plainto_tsquery('english', ?)",
-            a.data,
+            "to_tsvector('english', ?->>'content') @@ plainto_tsquery('english', ?)",
+            o.data,
             ^query
           ),
         limit: 20,
@@ -931,29 +1094,75 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def favourites(%{assigns: %{user: user}} = conn, params) do
-    activities =
+    params =
       params
       |> Map.put("type", "Create")
       |> Map.put("favorited_by", user.ap_id)
       |> Map.put("blocking_user", user)
-      |> ActivityPub.fetch_public_activities()
+
+    activities =
+      ActivityPub.fetch_activities([], params)
       |> Enum.reverse()
 
+    user = Repo.preload(user, bookmarks: :activity)
+
     conn
     |> add_link_headers(:favourites, activities)
     |> put_view(StatusView)
     |> render("index.json", %{activities: activities, for: user, as: :activity})
   end
 
-  def bookmarks(%{assigns: %{user: user}} = conn, _) do
-    user = Repo.get(User, user.id)
+  def user_favourites(%{assigns: %{user: for_user}} = conn, %{"id" => id} = params) do
+    with %User{} = user <- User.get_by_id(id),
+         false <- user.info.hide_favorites do
+      params =
+        params
+        |> Map.put("type", "Create")
+        |> Map.put("favorited_by", user.ap_id)
+        |> Map.put("blocking_user", for_user)
+
+      recipients =
+        if for_user do
+          ["https://www.w3.org/ns/activitystreams#Public"] ++
+            [for_user.ap_id | for_user.following]
+        else
+          ["https://www.w3.org/ns/activitystreams#Public"]
+        end
+
+      activities =
+        recipients
+        |> ActivityPub.fetch_activities(params)
+        |> Enum.reverse()
+
+      conn
+      |> add_link_headers(:favourites, activities)
+      |> put_view(StatusView)
+      |> render("index.json", %{activities: activities, for: for_user, as: :activity})
+    else
+      nil ->
+        {:error, :not_found}
+
+      true ->
+        conn
+        |> put_status(403)
+        |> json(%{error: "Can't get favorites"})
+    end
+  end
+
+  def bookmarks(%{assigns: %{user: user}} = conn, params) do
+    user = User.get_cached_by_id(user.id)
+    user = Repo.preload(user, bookmarks: :activity)
+
+    bookmarks =
+      Bookmark.for_user_query(user.id)
+      |> Pagination.fetch_paginated(params)
 
     activities =
-      user.bookmarks
-      |> Enum.map(fn id -> Activity.get_create_by_object_ap_id(id) end)
-      |> Enum.reverse()
+      bookmarks
+      |> Enum.map(fn b -> b.activity end)
 
     conn
+    |> add_link_headers(:bookmarks, bookmarks)
     |> put_view(StatusView)
     |> render("index.json", %{activities: activities, for: user, as: :activity})
   end
@@ -1003,7 +1212,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     accounts
     |> Enum.each(fn account_id ->
       with %Pleroma.List{} = list <- Pleroma.List.get(id, user),
-           %User{} = followed <- Repo.get(User, account_id) do
+           %User{} = followed <- User.get_cached_by_id(account_id) do
         Pleroma.List.follow(list, followed)
       end
     end)
@@ -1015,7 +1224,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     accounts
     |> Enum.each(fn account_id ->
       with %Pleroma.List{} = list <- Pleroma.List.get(id, user),
-           %User{} = followed <- Repo.get(Pleroma.User, account_id) do
+           %User{} = followed <- Pleroma.User.get_cached_by_id(account_id) do
         Pleroma.List.unfollow(list, followed)
       end
     end)
@@ -1059,6 +1268,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
         |> ActivityPub.fetch_activities_bounded(following, params)
         |> Enum.reverse()
 
+      user = Repo.preload(user, bookmarks: :activity)
+
       conn
       |> put_view(StatusView)
       |> render("index.json", %{activities: activities, for: user, as: :activity})
@@ -1071,9 +1282,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def index(%{assigns: %{user: user}} = conn, _params) do
-    token =
-      conn
-      |> get_session(:oauth_token)
+    token = get_session(conn, :oauth_token)
 
     if user && token do
       mastodon_emoji = mastodonized_emoji()
@@ -1101,7 +1310,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
             auto_play_gif: false,
             display_sensitive_media: false,
             reduce_motion: false,
-            max_toot_chars: limit
+            max_toot_chars: limit,
+            mascot: "/images/pleroma-fox-tan-smol.png"
           },
           rights: %{
             delete_others_notice: present?(user.info.is_moderator),
@@ -1173,6 +1383,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       |> render("index.html", %{initial_state: initial_state, flavour: flavour})
     else
       conn
+      |> put_session(:return_to, conn.request_path)
       |> redirect(to: "/web/login")
     end
   end
@@ -1229,16 +1440,22 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     "glitch"
   end
 
-  def login(conn, %{"code" => code}) do
+  def login(%{assigns: %{user: %User{}}} = conn, _params) do
+    redirect(conn, to: local_mastodon_root_path(conn))
+  end
+
+  @doc "Local Mastodon FE login init action"
+  def login(conn, %{"code" => auth_token}) do
     with {:ok, app} <- get_or_make_app(),
-         %Authorization{} = auth <- Repo.get_by(Authorization, token: code, app_id: app.id),
+         %Authorization{} = auth <- Repo.get_by(Authorization, token: auth_token, app_id: app.id),
          {:ok, token} <- Token.exchange_token(app, auth) do
       conn
       |> put_session(:oauth_token, token.token)
-      |> redirect(to: "/web/getting-started")
+      |> redirect(to: local_mastodon_root_path(conn))
     end
   end
 
+  @doc "Local Mastodon FE callback action"
   def login(conn, _) do
     with {:ok, app} <- get_or_make_app() do
       path =
@@ -1251,8 +1468,18 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
           scope: Enum.join(app.scopes, " ")
         )
 
-      conn
-      |> redirect(to: path)
+      redirect(conn, to: path)
+    end
+  end
+
+  defp local_mastodon_root_path(conn) do
+    case get_session(conn, :return_to) do
+      nil ->
+        mastodon_api_path(conn, :index, ["getting-started"])
+
+      return_to ->
+        delete_session(conn, :return_to)
+        return_to
     end
   end
 
@@ -1292,7 +1519,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   def relationship_noop(%{assigns: %{user: user}} = conn, %{"id" => id}) do
     Logger.debug("Unimplemented, returning unmodified relationship")
 
-    with %User{} = target <- Repo.get(User, id) do
+    with %User{} = target <- User.get_cached_by_id(id) do
       conn
       |> put_view(AccountView)
       |> render("relationship.json", %{user: user, target: target})
@@ -1309,45 +1536,6 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     json(conn, %{})
   end
 
-  def render_notification(user, %{id: id, activity: activity, inserted_at: created_at} = _params) do
-    actor = User.get_cached_by_ap_id(activity.data["actor"])
-    parent_activity = Activity.get_create_by_object_ap_id(activity.data["object"])
-    mastodon_type = Activity.mastodon_notification_type(activity)
-
-    response = %{
-      id: to_string(id),
-      type: mastodon_type,
-      created_at: CommonAPI.Utils.to_masto_date(created_at),
-      account: AccountView.render("account.json", %{user: actor, for: user})
-    }
-
-    case mastodon_type do
-      "mention" ->
-        response
-        |> Map.merge(%{
-          status: StatusView.render("status.json", %{activity: activity, for: user})
-        })
-
-      "favourite" ->
-        response
-        |> Map.merge(%{
-          status: StatusView.render("status.json", %{activity: parent_activity, for: user})
-        })
-
-      "reblog" ->
-        response
-        |> Map.merge(%{
-          status: StatusView.render("status.json", %{activity: parent_activity, for: user})
-        })
-
-      "follow" ->
-        response
-
-      _ ->
-        nil
-    end
-  end
-
   def get_filters(%{assigns: %{user: user}} = conn, _) do
     filters = Filter.get_filters(user)
     res = FilterView.render("filters.json", filters: filters)
@@ -1409,6 +1597,23 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
 
   # fallback action
   #
+  def errors(conn, {:error, %Changeset{} = changeset}) do
+    error_message =
+      changeset
+      |> Changeset.traverse_errors(fn {message, _opt} -> message end)
+      |> Enum.map_join(", ", fn {_k, v} -> v end)
+
+    conn
+    |> put_status(422)
+    |> json(%{error: error_message})
+  end
+
+  def errors(conn, {:error, :not_found}) do
+    conn
+    |> put_status(404)
+    |> json(%{error: "Record not found"})
+  end
+
   def errors(conn, _) do
     conn
     |> put_status(500)
@@ -1450,7 +1655,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
               x,
               "id",
               case User.get_or_fetch(x["acct"]) do
-                %{id: id} -> id
+                {:ok, %User{id: id}} -> id
                 _ -> 0
               end
             )
@@ -1473,7 +1678,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def status_card(%{assigns: %{user: user}} = conn, %{"id" => status_id}) do
-    with %Activity{} = activity <- Repo.get(Activity, status_id),
+    with %Activity{} = activity <- Activity.get_by_id(status_id),
          true <- Visibility.visible_for_user?(activity, user) do
       data =
         StatusView.render(
@@ -1502,6 +1707,31 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
     end
   end
 
+  def conversations(%{assigns: %{user: user}} = conn, params) do
+    participations = Participation.for_user_with_last_activity_id(user, params)
+
+    conversations =
+      Enum.map(participations, fn participation ->
+        ConversationView.render("participation.json", %{participation: participation, user: user})
+      end)
+
+    conn
+    |> add_link_headers(:conversations, participations)
+    |> json(conversations)
+  end
+
+  def conversation_read(%{assigns: %{user: user}} = conn, %{"id" => participation_id}) do
+    with %Participation{} = participation <-
+           Repo.get_by(Participation, id: participation_id, user_id: user.id),
+         {:ok, participation} <- Participation.mark_as_read(participation) do
+      participation_view =
+        ConversationView.render("participation.json", %{participation: participation, user: user})
+
+      conn
+      |> json(participation_view)
+    end
+  end
+
   def try_render(conn, target, params)
       when is_binary(target) do
     res = render(conn, target, params)