Merge remote-tracking branch 'origin/develop' into status-notification-type

Signed-off-by: marcin mikołajczak <git@mkljczk.pl>

.gitignore

@@ -57,5 +57,6 @@ pleroma.iml
 .tool-versions
 
 # Editor temp files
-/*~
-/*#
+*~
+*#
+*.swp

.gitlab-ci.yml

@@ -26,10 +26,10 @@ cache: &global_cache_policy
     - _build
 
 stages:
-  - check-changelog
   - build
   - lint
   - test
+  - check-changelog
   - benchmark
   - deploy
   - release
@@ -113,7 +113,7 @@ benchmark:
   variables:
     MIX_ENV: benchmark
   services:
-  - name: postgres:9.6-alpine
+  - name: postgres:11.22-alpine
     alias: postgres
     command: ["postgres", "-c", "fsync=off", "-c", "synchronous_commit=off", "-c", "full_page_writes=off"]
   script:
@@ -169,25 +169,6 @@ unit-testing-1.12-erratic:
     - mix ecto.migrate
     - mix test --only=erratic
 
-unit-testing-1.12-rum:
-  extends:
-  - .build_changes_policy
-  - .using-ci-base
-  stage: test
-  cache: *testing_cache_policy
-  services:
-  - name: git.pleroma.social:5050/pleroma/pleroma/postgres-with-rum-13
-    alias: postgres
-    command: ["postgres", "-c", "fsync=off", "-c", "synchronous_commit=off", "-c", "full_page_writes=off"]
-  variables:
-    <<: *global_variables
-    RUM_ENABLED: "true"
-  script:
-    - mix ecto.create
-    - mix ecto.migrate
-    - "mix ecto.migrate --migrations-path priv/repo/optional_migrations/rum_indexing/"
-    - mix test --preload-modules
-
 formatting-1.13:
   extends: .build_changes_policy
   image: &formatting_elixir elixir:1.13-alpine

CHANGELOG.md

@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## 2.6.2
+
+### Security
+- MRF StealEmojiPolicy: Sanitize shortcodes (thanks to Hazel K for the report
+
 ## 2.6.1
 ### Changed
 - - Document maximum supported version of Erlang & Elixir

changelog.d/backups-follows.add

@@ -0,0 +1 @@
+Include following/followers in backups

changelog.d/bandit.change

@@ -0,0 +1 @@
+Support Bandit as an alternative to Cowboy for the HTTP server. 

changelog.d/bookmark-folders.add

@@ -0,0 +1 @@
+Allow to group bookmarks in folders

changelog.d/bugfix-ccworks.fix

@@ -0,0 +1 @@
+Fix federation with Convergence AP Bridge

changelog.d/card-endpoint.remove

@@ -0,0 +1 @@
+Mastodon API: Remove deprecated GET /api/v1/statuses/:id/card endpoint https://github.com/mastodon/mastodon/pull/11213

changelog.d/card-image-description.add

@@ -0,0 +1 @@
+Include image description in status media cards

changelog.d/config-stat-symlink.fix

@@ -0,0 +1 @@
+- Config: Check the permissions of the linked file instead of the symlink

changelog.d/content-length.fix

@@ -0,0 +1 @@
+MediaProxy was setting the content-length header which is not permitted by RFC9112§6.2 when we are chunking the reply as it conflicts with the existence of the transfer-encoding header.

changelog.d/fep-2c59.add

@@ -0,0 +1 @@
+Implement FEP-2c59, add "webfinger" to user actor

changelog.d/ffmpeg-limiter.add

@@ -0,0 +1 @@
+Framegrabs with ffmpeg will execute with a 5 second timeout and cache the URLs of failures with a TTL of 15 minutes to prevent excessive retries.

changelog.d/force-mention-mrf.add

@@ -0,0 +1 @@
+Add ForceMention MRF

changelog.d/framegrabs.fix

@@ -0,0 +1 @@
+Video framegrabs were not working correctly after the change to use Exile to execute ffmpeg

changelog.d/gun_pool.fix

@@ -0,0 +1 @@
+Fix logic error in Gun connection pooling which prevented retries even when the worker was launched with retry = true

changelog.d/gun_pool2.fix

@@ -0,0 +1 @@
+Connection pool errors when publishing an activity is a soft-error that will be retried shortly.

changelog.d/instance-contact-account.add

@@ -0,0 +1 @@
+Add contact account to InstanceView

changelog.d/instance-rules.add

@@ -0,0 +1 @@
+Add instance rules

changelog.d/issue-3241.fix

@@ -0,0 +1 @@
+Handle cases when users.inbox is nil.

changelog.d/link-verification.add

@@ -0,0 +1 @@
+Verify profile link ownership with rel="me"

changelog.d/mastodon_api_v2.add

@@ -0,0 +1 @@
+Add new parameters to /api/v2/instance: configuration[accounts][max_pinned_statuses] and configuration[statuses][characters_reserved_per_url]

changelog.d/memleak.fix

@@ -0,0 +1 @@
+Fix a memory leak caused by Websocket connections that would not enter a state where a full garbage collection run could be triggered.

changelog.d/missing-mrfs.add

@@ -0,0 +1 @@
+Startup detection for configured MRF modules that are missing or incorrectly defined

changelog.d/notifications-index.fix

@@ -0,0 +1 @@
+Fix notifications query which was not using the index properly

changelog.d/notifications.fix

@@ -0,0 +1 @@
+Notifications: improve performance by filtering on users table instead of activities table

changelog.d/oauth-nickname.skip

@@ -0,0 +1 @@
+Use User.full_nickname/1 in oauth html template

changelog.d/postgres-jit.change

@@ -0,0 +1 @@
+Disable jit by default for PostgreSQL

changelog.d/public-polls.add

@@ -0,0 +1 @@
+Expose nonAnonymous field from Smithereen polls

changelog.d/receiverworker-error-handling.fix

@@ -0,0 +1 @@
+ReceiverWorker: Make sure non-{:ok, _} is returned as {:error, …}

changelog.d/rich_media.fix

@@ -0,0 +1 @@
+Rich Media Preview cache eviction when the activity is updated.

changelog.d/rich_media_refactor.change

@@ -0,0 +1 @@
+Refactored Rich Media to cache the content in the database. Fetching operations that could block status rendering have been eliminated.

changelog.d/tesla.deps

@@ -0,0 +1 @@
+Update Tesla HTTP client middleware to 1.8.0

changelog.d/transient-validators-defaults.change

@@ -0,0 +1 @@
+Set default values on validators for transient objects (attachment, poll options)

changelog.d/web_push_filtered.fix

@@ -0,0 +1 @@
+Web Push notifications are no longer generated for muted/blocked threads and users.

changelog.d/websocket-refactor.change

@@ -0,0 +1 @@
+Refactor the Mastodon /api/v1/streaming websocket handler to use Phoenix.Socket.Transport

config/config.exs

@@ -114,14 +114,7 @@ config :pleroma, :uri_schemes,
 config :pleroma, Pleroma.Web.Endpoint,
   url: [host: "localhost"],
   http: [
-    ip: {127, 0, 0, 1},
-    dispatch: [
-      {:_,
-       [
-         {"/api/v1/streaming", Pleroma.Web.MastodonAPI.WebsocketHandler, []},
-         {:_, Plug.Cowboy.Handler, {Pleroma.Web.Endpoint, []}}
-       ]}
-    ]
+    ip: {127, 0, 0, 1}
   ],
   protocol: "https",
   secret_key_base: "aK4Abxf29xU9TTDKre9coZPUgevcVCFQJe/5xP/7Lt4BEif6idBIbjupVbOrbKxl",
@@ -422,6 +415,10 @@ config :pleroma, :mrf_follow_bot, follower_nickname: nil
 
 config :pleroma, :mrf_inline_quote, template: "<bdi>RT:</bdi> {url}"
 
+config :pleroma, :mrf_force_mention,
+  mention_parent: true,
+  mention_quoted: true
+
 config :pleroma, :rich_media,
   enabled: true,
   ignore_hosts: [],
@@ -431,7 +428,11 @@ config :pleroma, :rich_media,
     Pleroma.Web.RichMedia.Parsers.OEmbed
   ],
   failure_backoff: 60_000,
-  ttl_setters: [Pleroma.Web.RichMedia.Parser.TTL.AwsSignedUrl]
+  ttl_setters: [
+    Pleroma.Web.RichMedia.Parser.TTL.AwsSignedUrl,
+    Pleroma.Web.RichMedia.Parser.TTL.Opengraph
+  ],
+  max_body: 5_000_000
 
 config :pleroma, :media_proxy,
   enabled: false,
@@ -578,7 +579,8 @@ config :pleroma, Oban,
     attachments_cleanup: 1,
     new_users_digest: 1,
     mute_expire: 5,
-    search_indexing: 10
+    search_indexing: 10,
+    rich_media_expiration: 2
   ],
   plugins: [Oban.Plugins.Pruner],
   crontab: [
@@ -802,7 +804,7 @@ config :pleroma, :modules, runtime_dir: "instance/modules"
 config :pleroma, configurable_from_database: false
 
 config :pleroma, Pleroma.Repo,
-  parameters: [gin_fuzzy_search_limit: "500"],
+  parameters: [gin_fuzzy_search_limit: "500", jit: "off"],
   prepare: :unnamed
 
 config :pleroma, :connections_pool,

config/description.exs

@@ -566,6 +566,20 @@ config :pleroma, :config_description, [
           "Cool instance"
         ]
       },
+      %{
+        key: :status_page,
+        type: :string,
+        description: "A page where people can see the status of the server during an outage",
+        suggestions: [
+          "https://status.pleroma.example.org"
+        ]
+      },
+      %{
+        key: :contact_username,
+        type: :string,
+        description: "Instance owner username",
+        suggestions: ["admin"]
+      },
       %{
         key: :limit,
         type: :integer,
@@ -3508,7 +3522,7 @@ config :pleroma, :config_description, [
       },
       %{
         key: :initial_indexing_chunk_size,
-        type: :int,
+        type: :integer,
         description:
           "Amount of posts in a batch when running the initial indexing operation. Should probably not be more than 100000" <>
             " since there's a limit on maximum insert size",

config/dev.exs

@@ -8,8 +8,7 @@ import Config
 # with brunch.io to recompile .js and .css sources.
 config :pleroma, Pleroma.Web.Endpoint,
   http: [
-    port: 4000,
-    protocol_options: [max_request_line_length: 8192, max_header_value_length: 8192]
+    port: 4000
   ],
   protocol: "http",
   debug_errors: true,

config/test.exs

@@ -49,7 +49,7 @@ config :pleroma, Pleroma.Repo,
   hostname: System.get_env("DB_HOST") || "localhost",
   port: System.get_env("DB_PORT") || "5432",
   pool: Ecto.Adapters.SQL.Sandbox,
-  pool_size: 50
+  pool_size: System.schedulers_online() * 2
 
 config :pleroma, :dangerzone, override_repo_pool_size: true
 
@@ -61,7 +61,8 @@ config :tesla, adapter: Tesla.Mock
 config :pleroma, :rich_media,
   enabled: false,
   ignore_hosts: [],
-  ignore_tld: ["local", "localdomain", "lan"]
+  ignore_tld: ["local", "localdomain", "lan"],
+  max_body: 2_000_000
 
 config :pleroma, :instance,
   multi_factor_authentication: [
@@ -174,6 +175,8 @@ config :pleroma, Pleroma.Uploaders.Uploader, timeout: 1_000
 
 config :pleroma, Pleroma.Emoji.Loader, test_emoji: true
 
+config :pleroma, Pleroma.Web.RichMedia.Backfill, provider: Pleroma.Web.RichMedia.Backfill
+
 if File.exists?("./config/test.secret.exs") do
   import_config "test.secret.exs"
 else

docs/configuration/cheatsheet.md

@@ -161,7 +161,8 @@ To add configuration to your config file, you can copy it from the base config.
     * `Pleroma.Web.ActivityPub.MRF.KeywordPolicy`: Rejects or removes from the federated timeline or replaces keywords. (See [`:mrf_keyword`](#mrf_keyword)).
     * `Pleroma.Web.ActivityPub.MRF.ForceMentionsInContent`: Forces every mentioned user to be reflected in the post content.
     * `Pleroma.Web.ActivityPub.MRF.InlineQuotePolicy`: Forces quote post URLs to be reflected in the message content inline.
-    * `Pleroma.Web.ActivityPub.MRF.QuoteToLinkTagPolicy`: Force a Link tag for posts quoting another post. (may break outgoing federation of quote posts with older Pleroma versions)
+    * `Pleroma.Web.ActivityPub.MRF.QuoteToLinkTagPolicy`: Force a Link tag for posts quoting another post. (may break outgoing federation of quote posts with older Pleroma versions).
+    * `Pleroma.Web.ActivityPub.MRF.ForceMention`: Forces posts to include a mention of the author of parent post or the author of quoted post.
 * `transparency`: Make the content of your Message Rewrite Facility settings public (via nodeinfo).
 * `transparency_exclusions`: Exclude specific instance names from MRF transparency.  The use of the exclusions feature will be disclosed in nodeinfo as a boolean value.
 
@@ -272,6 +273,10 @@ Notes:
 #### :mrf_inline_quote
 * `template`: The template to append to the post. `{url}` will be replaced with the actual link to the quoted post. Default: `<bdi>RT:</bdi> {url}`
 
+#### :mrf_force_mention
+* `mention_parent`: Whether to append mention of parent post author
+* `mention_quoted`: Whether to append mention of parent quoted author
+
 ### :activitypub
 * `unfollow_blocked`: Whether blocks result in people getting unfollowed
 * `outgoing_blocks`: Whether to federate blocks to other instances

docs/development/API/admin_api.md

@@ -1751,3 +1751,53 @@ Note that this differs from the Mastodon API variant: Mastodon API only returns
 ```json
 {}
 ```
+
+
+## `GET /api/v1/pleroma/admin/rules`
+
+### List rules
+
+- Response: JSON, list of rules
+
+```json
+[
+  {
+    "id": "1",
+    "priority": 1,
+    "text": "There are no rules",
+    "hint": null
+  }
+]
+```
+
+## `POST /api/v1/pleroma/admin/rules`
+
+### Create a rule
+
+- Params:
+  - `text`: string, required, rule content
+  - `hint`: string, optional, rule description
+  - `priority`: integer, optional, rule ordering priority
+
+- Response: JSON, a single rule
+
+## `PATCH /api/v1/pleroma/admin/rules/:id`
+
+### Update a rule
+
+- Params:
+  - `text`: string, optional, rule content
+  - `hint`: string, optional, rule description
+  - `priority`: integer, optional, rule ordering priority
+
+- Response: JSON, a single rule
+
+## `DELETE /api/v1/pleroma/admin/rules/:id`
+
+### Delete a rule
+
+- Response: JSON, empty object
+
+```json
+{}
+```

docs/development/API/differences_in_mastoapi_responses.md

@@ -40,6 +40,8 @@ Has these additional fields under the `pleroma` object:
 - `parent_visible`: If the parent of this post is visible to the user or not.
 - `pinned_at`: a datetime (iso8601) when status was pinned, `null` otherwise.
 - `quotes_count`: the count of status quotes.
+- `non_anonymous`: true if the source post specifies the poll results are not anonymous. Currently only implemented by Smithereen.
+- `bookmark_folder`: the ID of the folder bookmark is stored within (if any).
 
 The `GET /api/v1/statuses/:id/source` endpoint additionally has the following attributes:
 
@@ -65,6 +67,12 @@ Some apps operate under the assumption that no more than 4 attachments can be re
 
 Pleroma does not process remote images and therefore cannot include fields such as `meta` and `blurhash`. It does not support focal points or aspect ratios. The frontend is expected to handle it.
 
+## Bookmarks
+
+The `GET /api/v1/bookmarks` endpoint accepts optional parameter `folder_id` for bookmark folder ID.
+
+The `POST /api/v1/statuses/:id/bookmark` endpoint accepts optional parameter `folder_id` for bookmark folder ID.
+
 ## Accounts
 
 The `id` parameter can also be the `nickname` of the user. This only works in these endpoints, not the deeper nested ones for following etc.

docs/development/API/pleroma_api.md

@@ -283,6 +283,52 @@ See [Admin-API](admin_api.md)
     * `id`: the id of the status
 * Response: JSON, returns a list of Mastodon Status entities
 
+## `GET /api/v1/pleroma/bookmark_folders`
+### Gets user bookmark folders
+* Authentication: required
+
+* Response: JSON. Returns a list of bookmark folders.
+* Example response:
+```json
+[
+    {
+        "id": "9umDrYheeY451cQnEe",
+        "name": "Read later",
+        "emoji": "🕓",
+        "source": {
+          "emoji": "🕓"
+        }
+    }
+]
+```
+
+## `POST /api/v1/pleroma/bookmark_folders`
+### Creates a bookmark folder
+* Authentication: required
+
+* Params:
+    * `name`: folder name
+    * `emoji`: folder emoji (optional)
+* Response: JSON. Returns a single bookmark folder.
+
+## `PATCH /api/v1/pleroma/bookmark_folders/:id`
+### Updates a bookmark folder
+* Authentication: required
+
+* Params:
+    * `id`: folder id
+    * `name`: folder name (optional)
+    * `emoji`: folder emoji (optional)
+* Response: JSON. Returns a single bookmark folder.
+
+## `DELETE /api/v1/pleroma/bookmark_folders/:id`
+### Deletes a bookmark folder
+* Authentication: required
+
+* Params:
+    * `id`: folder id
+* Response: JSON. Returns a single bookmark folder.
+
 ## `/api/v1/pleroma/mascot`
 ### Gets user mascot image
 * Method `GET`

docs/installation/debian_based_jp.md

@@ -12,8 +12,8 @@ Note: This article is potentially outdated because at this time we may not have
 
 ### 必要なソフトウェア
 
-- PostgreSQL 9.6以上 (Ubuntu16.04では9.5しか提供されていないので，[](https://www.postgresql.org/download/linux/ubuntu/)こちらから新しいバージョンを入手してください)
-- `postgresql-contrib` 9.6以上 (同上)
+- PostgreSQL 11.0以上 (Ubuntu16.04では9.5しか提供されていないので，[](https://www.postgresql.org/download/linux/ubuntu/)こちらから新しいバージョンを入手してください)
+- `postgresql-contrib` 11.0以上 (同上)
 - Elixir 1.8 以上 ([Debianのリポジトリからインストールしないこと！！！ ここからインストールすること！](https://elixir-lang.org/install.html#unix-and-unix-like)。または [asdf](https://github.com/asdf-vm/asdf) をpleromaユーザーでインストールしてください)
 - `erlang-dev`
 - `erlang-nox`

docs/installation/generic_dependencies.include

@@ -1,6 +1,6 @@
 ## Required dependencies
 
-* PostgreSQL >=9.6
+* PostgreSQL >=11.0
 * Elixir >=1.11.0 <1.15
 * Erlang OTP >=22.2.0 (supported: <27)
 * git

lib/mix/tasks/pleroma/emoji.ex

@@ -111,7 +111,7 @@ defmodule Mix.Tasks.Pleroma.Emoji do
 
         {:ok, _} =
           :zip.unzip(binary_archive,
-            cwd: pack_path,
+            cwd: String.to_charlist(pack_path),
             file_list: files_to_unzip
           )
 

lib/phoenix/transports/web_socket/raw.ex

@@ -1,93 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Phoenix.Transports.WebSocket.Raw do
-  import Plug.Conn,
-    only: [
-      fetch_query_params: 1,
-      send_resp: 3
-    ]
-
-  alias Phoenix.Socket.Transport
-
-  def default_config do
-    [
-      timeout: 60_000,
-      transport_log: false,
-      cowboy: Phoenix.Endpoint.CowboyWebSocket
-    ]
-  end
-
-  def init(%Plug.Conn{method: "GET"} = conn, {endpoint, handler, transport}) do
-    {_, opts} = handler.__transport__(transport)
-
-    conn =
-      conn
-      |> fetch_query_params
-      |> Transport.transport_log(opts[:transport_log])
-      |> Transport.check_origin(handler, endpoint, opts)
-
-    case conn do
-      %{halted: false} = conn ->
-        case handler.connect(%{
-               endpoint: endpoint,
-               transport: transport,
-               options: [serializer: nil],
-               params: conn.params
-             }) do
-          {:ok, socket} ->
-            {:ok, conn, {__MODULE__, {socket, opts}}}
-
-          :error ->
-            send_resp(conn, :forbidden, "")
-            {:error, conn}
-        end
-
-      _ ->
-        {:error, conn}
-    end
-  end
-
-  def init(conn, _) do
-    send_resp(conn, :bad_request, "")
-    {:error, conn}
-  end
-
-  def ws_init({socket, config}) do
-    Process.flag(:trap_exit, true)
-    {:ok, %{socket: socket}, config[:timeout]}
-  end
-
-  def ws_handle(op, data, state) do
-    state.socket.handler
-    |> apply(:handle, [op, data, state])
-    |> case do
-      {op, data} ->
-        {:reply, {op, data}, state}
-
-      {op, data, state} ->
-        {:reply, {op, data}, state}
-
-      %{} = state ->
-        {:ok, state}
-
-      _ ->
-        {:ok, state}
-    end
-  end
-
-  def ws_info({_, _} = tuple, state) do
-    {:reply, tuple, state}
-  end
-
-  def ws_info(_tuple, state), do: {:ok, state}
-
-  def ws_close(state) do
-    ws_handle(:closed, :normal, state)
-  end
-
-  def ws_terminate(reason, state) do
-    ws_handle(:closed, reason, state)
-  end
-end

lib/pleroma/activity/html.ex

@@ -28,7 +28,7 @@ defmodule Pleroma.Activity.HTML do
     end
   end
 
-  defp add_cache_key_for(activity_id, additional_key) do
+  def add_cache_key_for(activity_id, additional_key) do
     current = get_cache_keys_for(activity_id)
 
     unless additional_key in current do

lib/pleroma/application.ex

@@ -119,28 +119,7 @@ defmodule Pleroma.Application do
     max_restarts = Application.get_env(:pleroma, __MODULE__)[:max_restarts]
 
     opts = [strategy: :one_for_one, name: Pleroma.Supervisor, max_restarts: max_restarts]
-    result = Supervisor.start_link(children, opts)
-
-    set_postgres_server_version()
-
-    result
-  end
-
-  defp set_postgres_server_version do
-    version =
-      with %{rows: [[version]]} <- Ecto.Adapters.SQL.query!(Pleroma.Repo, "show server_version"),
-           {num, _} <- Float.parse(version) do
-        num
-      else
-        e ->
-          Logger.warning(
-            "Could not get the postgres version: #{inspect(e)}.\nSetting the default value of 9.6"
-          )
-
-          9.6
-      end
-
-    :persistent_term.put({Pleroma.Repo, :postgres_version}, version)
+    Supervisor.start_link(children, opts)
   end
 
   def load_custom_modules do
@@ -177,6 +156,7 @@ defmodule Pleroma.Application do
       build_cachex("web_resp", limit: 2500),
       build_cachex("emoji_packs", expiration: emoji_packs_expiration(), limit: 10),
       build_cachex("failed_proxy_url", limit: 2500),
+      build_cachex("failed_media_helper_url", default_ttl: :timer.minutes(15), limit: 2_500),
       build_cachex("banned_urls", default_ttl: :timer.hours(24 * 30), limit: 5_000),
       build_cachex("chat_message_id_idempotency_key",
         expiration: chat_message_id_idempotency_key_expiration(),

lib/pleroma/application_requirements.ex

@@ -28,6 +28,7 @@ defmodule Pleroma.ApplicationRequirements do
     |> check_welcome_message_config!()
     |> check_rum!()
     |> check_repo_pool_size!()
+    |> check_mrfs()
     |> handle_result()
   end
 
@@ -234,4 +235,25 @@ defmodule Pleroma.ApplicationRequirements do
       true
     end
   end
+
+  defp check_mrfs(:ok) do
+    mrfs = Config.get!([:mrf, :policies])
+
+    missing_mrfs =
+      Enum.reduce(mrfs, [], fn x, acc ->
+        if Code.ensure_compiled(x) do
+          acc
+        else
+          acc ++ [x]
+        end
+      end)
+
+    if Enum.empty?(missing_mrfs) do
+      :ok
+    else
+      {:error, "The following MRF modules are configured but missing: #{inspect(missing_mrfs)}"}
+    end
+  end
+
+  defp check_mrfs(result), do: result
 end

lib/pleroma/bookmark.ex

@@ -10,6 +10,7 @@ defmodule Pleroma.Bookmark do
 
   alias Pleroma.Activity
   alias Pleroma.Bookmark
+  alias Pleroma.BookmarkFolder
   alias Pleroma.Repo
   alias Pleroma.User
 
@@ -18,33 +19,46 @@ defmodule Pleroma.Bookmark do
   schema "bookmarks" do
     belongs_to(:user, User, type: FlakeId.Ecto.CompatType)
     belongs_to(:activity, Activity, type: FlakeId.Ecto.CompatType)
+    belongs_to(:folder, BookmarkFolder, type: FlakeId.Ecto.CompatType)
 
     timestamps()
   end
 
   @spec create(Ecto.UUID.t(), Ecto.UUID.t()) ::
           {:ok, Bookmark.t()} | {:error, Ecto.Changeset.t()}
-  def create(user_id, activity_id) do
+  def create(user_id, activity_id, folder_id \\ nil) do
     attrs = %{
       user_id: user_id,
-      activity_id: activity_id
+      activity_id: activity_id,
+      folder_id: folder_id
     }
 
     %Bookmark{}
-    |> cast(attrs, [:user_id, :activity_id])
+    |> cast(attrs, [:user_id, :activity_id, :folder_id])
     |> validate_required([:user_id, :activity_id])
     |> unique_constraint(:activity_id, name: :bookmarks_user_id_activity_id_index)
-    |> Repo.insert()
+    |> Repo.insert(
+      on_conflict: [set: [folder_id: folder_id]],
+      conflict_target: [:user_id, :activity_id]
+    )
   end
 
   @spec for_user_query(Ecto.UUID.t()) :: Ecto.Query.t()
-  def for_user_query(user_id) do
+  def for_user_query(user_id, folder_id \\ nil) do
     Bookmark
     |> where(user_id: ^user_id)
+    |> maybe_filter_by_folder(folder_id)
     |> join(:inner, [b], activity in assoc(b, :activity))
     |> preload([b, a], activity: a)
   end
 
+  defp maybe_filter_by_folder(query, nil), do: query
+
+  defp maybe_filter_by_folder(query, folder_id) do
+    query
+    |> where(folder_id: ^folder_id)
+  end
+
   def get(user_id, activity_id) do
     Bookmark
     |> where(user_id: ^user_id)
@@ -62,4 +76,11 @@ defmodule Pleroma.Bookmark do
     |> Repo.one()
     |> Repo.delete()
   end
+
+  def set_folder(bookmark, folder_id) do
+    bookmark
+    |> cast(%{folder_id: folder_id}, [:folder_id])
+    |> validate_required([:folder_id])
+    |> Repo.update()
+  end
 end

lib/pleroma/bookmark_folder.ex

@@ -0,0 +1,115 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2024 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.BookmarkFolder do
+  use Ecto.Schema
+
+  import Ecto.Changeset
+  import Ecto.Query
+
+  alias Pleroma.BookmarkFolder
+  alias Pleroma.Emoji
+  alias Pleroma.Repo
+  alias Pleroma.User
+
+  @type t :: %__MODULE__{}
+  @primary_key {:id, FlakeId.Ecto.CompatType, autogenerate: true}
+
+  schema "bookmark_folders" do
+    field(:name, :string)
+    field(:emoji, :string)
+
+    belongs_to(:user, User, type: FlakeId.Ecto.CompatType)
+
+    timestamps()
+  end
+
+  def get_by_id(id), do: Repo.get_by(BookmarkFolder, id: id)
+
+  def create(user_id, name, emoji \\ nil) do
+    %BookmarkFolder{}
+    |> cast(
+      %{
+        user_id: user_id,
+        name: name,
+        emoji: emoji
+      },
+      [:user_id, :name, :emoji]
+    )
+    |> validate_required([:user_id, :name])
+    |> fix_emoji()
+    |> validate_emoji()
+    |> unique_constraint([:user_id, :name])
+    |> Repo.insert()
+  end
+
+  def update(folder_id, name, emoji \\ nil) do
+    get_by_id(folder_id)
+    |> cast(
+      %{
+        name: name,
+        emoji: emoji
+      },
+      [:name, :emoji]
+    )
+    |> fix_emoji()
+    |> validate_emoji()
+    |> unique_constraint([:user_id, :name])
+    |> Repo.update()
+  end
+
+  defp fix_emoji(changeset) do
+    with {:emoji_field, emoji} when is_binary(emoji) <-
+           {:emoji_field, get_field(changeset, :emoji)},
+         {:fixed_emoji, emoji} <-
+           {:fixed_emoji,
+            emoji
+            |> Pleroma.Emoji.fully_qualify_emoji()
+            |> Pleroma.Emoji.maybe_quote()} do
+      put_change(changeset, :emoji, emoji)
+    else
+      {:emoji_field, _} -> changeset
+    end
+  end
+
+  defp validate_emoji(changeset) do
+    validate_change(changeset, :emoji, fn
+      :emoji, nil ->
+        []
+
+      :emoji, emoji ->
+        if Emoji.unicode?(emoji) or valid_local_custom_emoji?(emoji) do
+          []
+        else
+          [emoji: "Invalid emoji"]
+        end
+    end)
+  end
+
+  defp valid_local_custom_emoji?(emoji) do
+    with %{file: _path} <- Emoji.get(emoji) do
+      true
+    else
+      _ -> false
+    end
+  end
+
+  def delete(folder_id) do
+    BookmarkFolder
+    |> Repo.get_by(id: folder_id)
+    |> Repo.delete()
+  end
+
+  def for_user(user_id) do
+    BookmarkFolder
+    |> where(user_id: ^user_id)
+    |> Repo.all()
+  end
+
+  def belongs_to_user?(folder_id, user_id) do
+    BookmarkFolder
+    |> where(id: ^folder_id, user_id: ^user_id)
+    |> Repo.exists?()
+  end
+end

lib/pleroma/caching.ex

@@ -8,10 +8,13 @@ defmodule Pleroma.Caching do
   @callback put(Cachex.cache(), any(), any(), Keyword.t()) :: {Cachex.status(), boolean()}
   @callback put(Cachex.cache(), any(), any()) :: {Cachex.status(), boolean()}
   @callback fetch!(Cachex.cache(), any(), function() | nil) :: any()
+  @callback fetch(Cachex.cache(), any(), function() | nil) ::
+              {atom(), any()} | {atom(), any(), any()}
   # @callback del(Cachex.cache(), any(), Keyword.t()) :: {Cachex.status(), boolean()}
   @callback del(Cachex.cache(), any()) :: {Cachex.status(), boolean()}
   @callback stream!(Cachex.cache(), any()) :: Enumerable.t()
   @callback expire_at(Cachex.cache(), binary(), number()) :: {Cachex.status(), boolean()}
+  @callback expire(Cachex.cache(), binary(), number()) :: {Cachex.status(), boolean()}
   @callback exists?(Cachex.cache(), any()) :: {Cachex.status(), boolean()}
   @callback execute!(Cachex.cache(), function()) :: any()
   @callback get_and_update(Cachex.cache(), any(), function()) ::

lib/pleroma/config/deprecation_warnings.ex

@@ -256,7 +256,7 @@ defmodule Pleroma.Config.DeprecationWarnings do
     move_namespace_and_warn(@mrf_config_map, warning_preface)
   end
 
-  @spec move_namespace_and_warn([config_map()], String.t()) :: :ok | nil
+  @spec move_namespace_and_warn([config_map()], String.t()) :: :ok | :error
   def move_namespace_and_warn(config_map, warning_preface) do
     warning =
       Enum.reduce(config_map, "", fn
@@ -279,7 +279,7 @@ defmodule Pleroma.Config.DeprecationWarnings do
     end
   end
 
-  @spec check_media_proxy_whitelist_config() :: :ok | nil
+  @spec check_media_proxy_whitelist_config() :: :ok | :error
   def check_media_proxy_whitelist_config do
     whitelist = Config.get([:media_proxy, :whitelist])
 
@@ -340,7 +340,7 @@ defmodule Pleroma.Config.DeprecationWarnings do
     end
   end
 
-  @spec check_activity_expiration_config() :: :ok | nil
+  @spec check_activity_expiration_config() :: :ok | :error
   def check_activity_expiration_config do
     warning_preface = """
     !!!DEPRECATION WARNING!!!
@@ -356,7 +356,7 @@ defmodule Pleroma.Config.DeprecationWarnings do
     )
   end
 
-  @spec check_remote_ip_plug_name() :: :ok | nil
+  @spec check_remote_ip_plug_name() :: :ok | :error
   def check_remote_ip_plug_name do
     warning_preface = """
     !!!DEPRECATION WARNING!!!
@@ -372,7 +372,7 @@ defmodule Pleroma.Config.DeprecationWarnings do
     )
   end
 
-  @spec check_uploaders_s3_public_endpoint() :: :ok | nil
+  @spec check_uploaders_s3_public_endpoint() :: :ok | :error
   def check_uploaders_s3_public_endpoint do
     s3_config = Pleroma.Config.get([Pleroma.Uploaders.S3])
 
@@ -393,7 +393,7 @@ defmodule Pleroma.Config.DeprecationWarnings do
     end
   end
 
-  @spec check_old_chat_shoutbox() :: :ok | nil
+  @spec check_old_chat_shoutbox() :: :ok | :error
   def check_old_chat_shoutbox do
     instance_config = Pleroma.Config.get([:instance])
     chat_config = Pleroma.Config.get([:chat]) || []

lib/pleroma/config/release_runtime_provider.ex

@@ -21,7 +21,7 @@ defmodule Pleroma.Config.ReleaseRuntimeProvider do
     with_runtime_config =
       if File.exists?(config_path) do
         # <https://git.pleroma.social/pleroma/pleroma/-/issues/3135>
-        %File.Stat{mode: mode} = File.lstat!(config_path)
+        %File.Stat{mode: mode} = File.stat!(config_path)
 
         if Bitwise.band(mode, 0o007) > 0 do
           raise "Configuration at #{config_path} has world-permissions, execute the following: chmod o= #{config_path}"

lib/pleroma/constants.ex

@@ -19,7 +19,8 @@ defmodule Pleroma.Constants do
       "context_id",
       "deleted_activity_id",
       "pleroma_internal",
-      "generator"
+      "generator",
+      "rules"
     ]
   )
 

lib/pleroma/emoji/pack.ex

@@ -100,7 +100,7 @@ defmodule Pleroma.Emoji.Pack do
         {:ok, _emoji_files} =
           :zip.unzip(
             to_charlist(file.path),
-            [{:file_list, Enum.map(emojies, & &1[:path])}, {:cwd, tmp_dir}]
+            [{:file_list, Enum.map(emojies, & &1[:path])}, {:cwd, String.to_charlist(tmp_dir)}]
           )
 
         {_, updated_pack} =

lib/pleroma/filter.ex

@@ -216,9 +216,6 @@ defmodule Pleroma.Filter do
 
       :re ->
         ~r/\b#{phrases}\b/i
-
-      _ ->
-        nil
     end
   end
 

lib/pleroma/following_relationship.ex

@@ -241,13 +241,13 @@ defmodule Pleroma.FollowingRelationship do
   end
 
   @doc """
-  For a query with joined activity,
-  keeps rows where activity's actor is followed by user -or- is NOT domain-blocked by user.
+  For a query with joined activity's actor,
+  keeps rows where actor is followed by user -or- is NOT domain-blocked by user.
   """
   def keep_following_or_not_domain_blocked(query, user) do
     where(
       query,
-      [_, activity],
+      [_, user_actor: user_actor],
       fragment(
         # "(actor's domain NOT in domain_blocks) OR (actor IS in followed AP IDs)"
         """
@@ -255,9 +255,9 @@ defmodule Pleroma.FollowingRelationship do
           ? = ANY(SELECT ap_id FROM users AS u INNER JOIN following_relationships AS fr
             ON u.id = fr.following_id WHERE fr.follower_id = ? AND fr.state = ?)
         """,
-        activity.actor,
+        user_actor.ap_id,
         ^user.domain_blocks,
-        activity.actor,
+        user_actor.ap_id,
         ^User.binary_id(user.id),
         ^accept_state_code()
       )

lib/pleroma/gun/connection_pool/worker_supervisor.ex

@@ -18,10 +18,12 @@ defmodule Pleroma.Gun.ConnectionPool.WorkerSupervisor do
     )
   end
 
-  def start_worker(opts, retry \\ false) do
+  def start_worker(opts, last_attempt \\ false) do
     case DynamicSupervisor.start_child(__MODULE__, {Pleroma.Gun.ConnectionPool.Worker, opts}) do
       {:error, :max_children} ->
-        if Enum.any?([retry, free_pool()], &match?(&1, :error)) do
+        funs = [fn -> last_attempt end, fn -> match?(:error, free_pool()) end]
+
+        if Enum.any?(funs, fn fun -> fun.() end) do
           :telemetry.execute([:pleroma, :connection_pool, :provision_failure], %{opts: opts})
           {:error, :pool_full}
         else

lib/pleroma/helpers/media_helper.ex

@@ -12,6 +12,8 @@ defmodule Pleroma.Helpers.MediaHelper do
 
   require Logger
 
+  @cachex Pleroma.Config.get([:cachex, :provider], Cachex)
+
   def missing_dependencies do
     Enum.reduce([ffmpeg: "ffmpeg"], [], fn {sym, executable}, acc ->
       if Pleroma.Utils.command_available?(executable) do
@@ -40,28 +42,43 @@ defmodule Pleroma.Helpers.MediaHelper do
   end
 
   # Note: video thumbnail is intentionally not resized (always has original dimensions)
+  @spec video_framegrab(String.t()) :: {:ok, binary()} | {:error, any()}
   def video_framegrab(url) do
     with executable when is_binary(executable) <- System.find_executable("ffmpeg"),
+         false <- @cachex.exists?(:failed_media_helper_cache, url),
          {:ok, env} <- HTTP.get(url, [], pool: :media),
          {:ok, pid} <- StringIO.open(env.body) do
       body_stream = IO.binstream(pid, 1)
 
-      Exile.stream!(
-        [
-          executable,
-          "-i",
-          "pipe:0",
-          "-vframes",
-          "1",
-          "-f",
-          "mjpeg",
-          "pipe:1"
-        ],
-        input: body_stream,
-        ignore_epipe: true,
-        stderr: :disable
-      )
-      |> Enum.into(<<>>)
+      task =
+        Task.async(fn ->
+          Exile.stream!(
+            [
+              executable,
+              "-i",
+              "pipe:0",
+              "-vframes",
+              "1",
+              "-f",
+              "mjpeg",
+              "pipe:1"
+            ],
+            input: body_stream,
+            ignore_epipe: true,
+            stderr: :disable
+          )
+          |> Enum.into(<<>>)
+        end)
+
+      case Task.yield(task, 5_000) do
+        nil ->
+          Task.shutdown(task)
+          @cachex.put(:failed_media_helper_cache, url, nil)
+          {:error, {:ffmpeg, :timeout}}
+
+        result ->
+          {:ok, result}
+      end
     else
       nil -> {:error, {:ffmpeg, :command_not_found}}
       {:error, _} = error -> error

lib/pleroma/html.ex

@@ -6,8 +6,6 @@ defmodule Pleroma.HTML do
   # Scrubbers are compiled on boot so they can be configured in OTP releases
   #  @on_load :compile_scrubbers
 
-  @cachex Pleroma.Config.get([:cachex, :provider], Cachex)
-
   def compile_scrubbers do
     dir = Path.join(:code.priv_dir(:pleroma), "scrubbers")
 
@@ -67,22 +65,9 @@ defmodule Pleroma.HTML do
     end
   end
 
-  def extract_first_external_url_from_object(%{data: %{"content" => content}} = object)
+  @spec extract_first_external_url_from_object(Pleroma.Object.t()) :: String.t() | nil
+  def extract_first_external_url_from_object(%{data: %{"content" => content}})
       when is_binary(content) do
-    unless object.data["fake"] do
-      key = "URL|#{object.id}"
-
-      @cachex.fetch!(:scrubber_cache, key, fn _key ->
-        {:commit, {:ok, extract_first_external_url(content)}}
-      end)
-    else
-      {:ok, extract_first_external_url(content)}
-    end
-  end
-
-  def extract_first_external_url_from_object(_), do: {:error, :no_content}
-
-  def extract_first_external_url(content) do
     content
     |> Floki.parse_fragment!()
     |> Floki.find("a:not(.mention,.hashtag,.attachment,[rel~=\"tag\"])")
@@ -90,4 +75,6 @@ defmodule Pleroma.HTML do
     |> Floki.attribute("href")
     |> Enum.at(0)
   end
+
+  def extract_first_external_url_from_object(_), do: nil
 end

lib/pleroma/http/request_builder.ex

@@ -54,12 +54,12 @@ defmodule Pleroma.HTTP.RequestBuilder do
   @doc """
   Add optional parameters to the request
   """
-  @spec add_param(Request.t(), atom(), atom(), any()) :: Request.t()
+  @spec add_param(Request.t(), atom(), atom() | String.t(), any()) :: Request.t()
   def add_param(request, :query, :query, values), do: %{request | query: values}
 
   def add_param(request, :body, :body, value), do: %{request | body: value}
 
-  def add_param(request, :body, key, value) do
+  def add_param(request, :body, key, value) when is_binary(key) do
     request
     |> Map.put(:body, Multipart.new())
     |> Map.update!(

lib/pleroma/maps.ex

@@ -1,5 +1,5 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2024 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Maps do
@@ -18,4 +18,17 @@ defmodule Pleroma.Maps do
   rescue
     _ -> data
   end
+
+  def filter_empty_values(data) do
+    # TODO: Change to Map.filter in Elixir 1.13+
+    data
+    |> Enum.filter(fn
+      {_k, nil} -> false
+      {_k, ""} -> false
+      {_k, []} -> false
+      {_k, %{} = v} -> Map.keys(v) != []
+      {_k, _v} -> true
+    end)
+    |> Map.new()
+  end
 end

lib/pleroma/mfa.ex

@@ -77,7 +77,7 @@ defmodule Pleroma.MFA do
       {:ok, codes}
     else
       {:error, msg} ->
-        %{error: msg}
+        {:error, msg}
     end
   end
 

lib/pleroma/mfa/totp.ex

@@ -14,6 +14,7 @@ defmodule Pleroma.MFA.TOTP do
   @doc """
   https://github.com/google/google-authenticator/wiki/Key-Uri-Format
   """
+  @spec provisioning_uri(String.t(), String.t(), list()) :: String.t()
   def provisioning_uri(secret, label, opts \\ []) do
     query =
       %{
@@ -27,7 +28,7 @@ defmodule Pleroma.MFA.TOTP do
       |> URI.encode_query()
 
     %URI{scheme: "otpauth", host: "totp", path: "/" <> label, query: query}
-    |> URI.to_string()
+    |> to_string()
   end
 
   defp default_period, do: Config.get(@config_ns ++ [:period])

lib/pleroma/notification.ex

@@ -89,7 +89,7 @@ defmodule Pleroma.Notification do
       where: q.seen == true,
       select: type(q.id, :string),
       limit: 1,
-      order_by: [desc: :id]
+      order_by: fragment("? desc nulls last", q.id)
     )
   end
 
@@ -138,7 +138,7 @@ defmodule Pleroma.Notification do
     blocked_ap_ids = opts[:blocked_users_ap_ids] || User.blocked_users_ap_ids(user)
 
     query
-    |> where([n, a], a.actor not in ^blocked_ap_ids)
+    |> where([..., user_actor: user_actor], user_actor.ap_id not in ^blocked_ap_ids)
     |> FollowingRelationship.keep_following_or_not_domain_blocked(user)
   end
 
@@ -149,7 +149,7 @@ defmodule Pleroma.Notification do
       blocker_ap_ids = User.incoming_relationships_ungrouped_ap_ids(user, [:block])
 
       query
-      |> where([n, a], a.actor not in ^blocker_ap_ids)
+      |> where([..., user_actor: user_actor], user_actor.ap_id not in ^blocker_ap_ids)
     end
   end
 
@@ -162,7 +162,7 @@ defmodule Pleroma.Notification do
       opts[:notification_muted_users_ap_ids] || User.notification_muted_users_ap_ids(user)
 
     query
-    |> where([n, a], a.actor not in ^notification_muted_ap_ids)
+    |> where([..., user_actor: user_actor], user_actor.ap_id not in ^notification_muted_ap_ids)
     |> join(:left, [n, a], tm in ThreadMute,
       on: tm.user_id == ^user.id and tm.context == fragment("?->>'context'", a.data),
       as: :thread_mute
@@ -362,43 +362,37 @@ defmodule Pleroma.Notification do
     end
   end
 
-  @spec create_notifications(Activity.t(), keyword()) :: {:ok, [Notification.t()] | []}
-  def create_notifications(activity, options \\ [])
+  @spec create_notifications(Activity.t()) :: {:ok, [Notification.t()] | []}
+  def create_notifications(activity)
 
-  def create_notifications(%Activity{data: %{"to" => _, "type" => "Create"}} = activity, options) do
+  def create_notifications(%Activity{data: %{"to" => _, "type" => "Create"}} = activity) do
     object = Object.normalize(activity, fetch: false)
 
     if object && object.data["type"] == "Answer" do
       {:ok, []}
     else
-      do_create_notifications(activity, options)
+      do_create_notifications(activity)
     end
   end
 
-  def create_notifications(%Activity{data: %{"type" => type}} = activity, options)
+  def create_notifications(%Activity{data: %{"type" => type}} = activity)
       when type in ["Follow", "Like", "Announce", "Move", "EmojiReact", "Flag", "Update"] do
-    do_create_notifications(activity, options)
+    do_create_notifications(activity)
   end
 
-  def create_notifications(_, _), do: {:ok, []}
+  def create_notifications(_), do: {:ok, []}
 
-  defp do_create_notifications(%Activity{} = activity, options) do
-    do_send = Keyword.get(options, :do_send, true)
+  defp do_create_notifications(%Activity{} = activity) do
+    enabled_receivers = get_notified_from_activity(activity)
 
-    {enabled_receivers, disabled_receivers} = get_notified_from_activity(activity)
-    potential_receivers = enabled_receivers ++ disabled_receivers
-
-    {enabled_subscribers, disabled_subscribers} = get_notified_subscribers_from_activity(activity)
-    potential_subscribers = (enabled_subscribers ++ disabled_subscribers) -- potential_receivers
+    enabled_subscribers = get_notified_subscribers_from_activity(activity)
 
     notifications =
-      (Enum.map(potential_receivers, fn user ->
-         do_send = do_send && user in enabled_receivers
-         create_notification(activity, user, do_send: do_send)
+      (Enum.map(enabled_receivers, fn user ->
+         create_notification(activity, user)
        end) ++
-         Enum.map(potential_subscribers, fn user ->
-           do_send = do_send && user in enabled_subscribers
-           create_notification(activity, user, do_send: do_send, type: "status")
+         Enum.map(enabled_subscribers -- enabled_receivers, fn user ->
+           create_notification(activity, user, type: "status")
          end))
       |> Enum.reject(&is_nil/1)
 
@@ -458,7 +452,6 @@ defmodule Pleroma.Notification do
 
   # TODO move to sql, too.
   def create_notification(%Activity{} = activity, %User{} = user, opts \\ []) do
-    do_send = Keyword.get(opts, :do_send, true)
     type = Keyword.get(opts, :type, type_from_activity(activity))
 
     unless skip?(activity, user, opts) do
@@ -473,11 +466,6 @@ defmodule Pleroma.Notification do
         |> Marker.multi_set_last_read_id(user, "notifications")
         |> Repo.transaction()
 
-      if do_send do
-        Streamer.stream(["user", "user:notification"], notification)
-        Push.send(notification)
-      end
-
       notification
     end
   end
@@ -535,10 +523,7 @@ defmodule Pleroma.Notification do
       |> exclude_relationship_restricted_ap_ids(activity)
       |> exclude_thread_muter_ap_ids(activity)
 
-    notification_enabled_users =
-      Enum.filter(potential_receivers, fn u -> u.ap_id in notification_enabled_ap_ids end)
-
-    {notification_enabled_users, potential_receivers -- notification_enabled_users}
+    Enum.filter(potential_receivers, fn u -> u.ap_id in notification_enabled_ap_ids end)
   end
 
   def get_notified_from_activity(_, _local_only), do: {[], []}
@@ -556,10 +541,7 @@ defmodule Pleroma.Notification do
     potential_receivers =
       User.get_users_from_set(notification_enabled_ap_ids, local_only: local_only)
 
-    notification_enabled_users =
-      Enum.filter(potential_receivers, fn u -> u.ap_id in notification_enabled_ap_ids end)
-
-    {notification_enabled_users, potential_receivers -- notification_enabled_users}
+    Enum.filter(potential_receivers, fn u -> u.ap_id in notification_enabled_ap_ids end)
   end
 
   def get_notified_subscribers_from_activity(_, _), do: {[], []}
@@ -671,6 +653,7 @@ defmodule Pleroma.Notification do
   def skip?(%Activity{} = activity, %User{} = user, opts) do
     [
       :self,
+      :internal,
       :invisible,
       :block_from_strangers,
       :recently_followed,
@@ -690,6 +673,12 @@ defmodule Pleroma.Notification do
     end
   end
 
+  def skip?(:internal, %Activity{} = activity, _user, _opts) do
+    actor = activity.data["actor"]
+    user = User.get_cached_by_ap_id(actor)
+    User.internal?(user)
+  end
+
   def skip?(:invisible, %Activity{} = activity, _user, _opts) do
     actor = activity.data["actor"]
     user = User.get_cached_by_ap_id(actor)
@@ -776,4 +765,12 @@ defmodule Pleroma.Notification do
     )
     |> Repo.update_all(set: [seen: true])
   end
+
+  @spec send(list(Notification.t())) :: :ok
+  def send(notifications) do
+    Enum.each(notifications, fn notification ->
+      Streamer.stream(["user", "user:notification"], notification)
+      Push.send(notification)
+    end)
+  end
 end

lib/pleroma/pagination.ex

@@ -61,15 +61,16 @@ defmodule Pleroma.Pagination do
     |> Repo.all()
   end
 
-  @spec paginate(Ecto.Query.t(), map(), type(), atom() | nil) :: [Ecto.Schema.t()]
-  def paginate(query, options, method \\ :keyset, table_binding \\ nil)
-
-  def paginate(list, options, _method, _table_binding) when is_list(list) do
+  @spec paginate_list(list(), keyword()) :: list()
+  def paginate_list(list, options) do
     offset = options[:offset] || 0
     limit = options[:limit] || 0
     Enum.slice(list, offset, limit)
   end
 
+  @spec paginate(Ecto.Query.t(), map(), type(), atom() | nil) :: [Ecto.Schema.t()]
+  def paginate(query, options, method \\ :keyset, table_binding \\ nil)
+
   def paginate(query, options, :keyset, table_binding) do
     query
     |> restrict(:min_id, options, table_binding)

lib/pleroma/password/pbkdf2.ex

@@ -28,7 +28,7 @@ defmodule Pleroma.Password.Pbkdf2 do
 
     iterations = String.to_integer(iterations)
 
-    digest = String.to_atom(digest)
+    digest = String.to_existing_atom(digest)
 
     binary_hash =
       KeyGenerator.generate(password, salt, digest: digest, iterations: iterations, length: 64)

lib/pleroma/reverse_proxy.ex

@@ -8,7 +8,7 @@ defmodule Pleroma.ReverseProxy do
                       ~w(if-unmodified-since if-none-match) ++ @range_headers
   @resp_cache_headers ~w(etag date last-modified)
   @keep_resp_headers @resp_cache_headers ++
-                       ~w(content-length content-type content-disposition content-encoding) ++
+                       ~w(content-type content-disposition content-encoding) ++
                        ~w(content-range accept-ranges vary)
   @default_cache_control_header "public, max-age=1209600"
   @valid_resp_codes [200, 206, 304]

lib/pleroma/rule.ex

@@ -0,0 +1,68 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Rule do
+  use Ecto.Schema
+
+  import Ecto.Changeset
+  import Ecto.Query
+
+  alias Pleroma.Repo
+  alias Pleroma.Rule
+
+  schema "rules" do
+    field(:priority, :integer, default: 0)
+    field(:text, :string)
+    field(:hint, :string)
+
+    timestamps()
+  end
+
+  def changeset(%Rule{} = rule, params \\ %{}) do
+    rule
+    |> cast(params, [:priority, :text, :hint])
+    |> validate_required([:text])
+  end
+
+  def query do
+    Rule
+    |> order_by(asc: :priority)
+    |> order_by(asc: :id)
+  end
+
+  def get(ids) when is_list(ids) do
+    from(r in __MODULE__, where: r.id in ^ids)
+    |> Repo.all()
+  end
+
+  def get(id), do: Repo.get(__MODULE__, id)
+
+  def exists?(id) do
+    from(r in __MODULE__, where: r.id == ^id)
+    |> Repo.exists?()
+  end
+
+  def create(params) do
+    {:ok, rule} =
+      %Rule{}
+      |> changeset(params)
+      |> Repo.insert()
+
+    rule
+  end
+
+  def update(params, id) do
+    {:ok, rule} =
+      get(id)
+      |> changeset(params)
+      |> Repo.update()
+
+    rule
+  end
+
+  def delete(id) do
+    get(id)
+    |> Repo.delete()
+  end
+end

lib/pleroma/search/database_search.ex

@@ -23,19 +23,12 @@ defmodule Pleroma.Search.DatabaseSearch do
     offset = Keyword.get(options, :offset, 0)
     author = Keyword.get(options, :author)
 
-    search_function =
-      if :persistent_term.get({Pleroma.Repo, :postgres_version}) >= 11 do
-        :websearch
-      else
-        :plain
-      end
-
     try do
       Activity
       |> Activity.with_preloaded_object()
       |> Activity.restrict_deactivated_users()
       |> restrict_public(user)
-      |> query_with(index_type, search_query, search_function)
+      |> query_with(index_type, search_query, :websearch)
       |> maybe_restrict_local(user)
       |> maybe_restrict_author(author)
       |> maybe_restrict_blocked(user)

lib/pleroma/telemetry/logger.ex

@@ -59,7 +59,7 @@ defmodule Pleroma.Telemetry.Logger do
         _,
         _
       ) do
-    Logger.error(fn ->
+    Logger.debug(fn ->
       "Connection pool had to refuse opening a connection to #{key} due to connection limit exhaustion"
     end)
   end
@@ -81,7 +81,7 @@ defmodule Pleroma.Telemetry.Logger do
         %{key: key, protocol: :http},
         _
       ) do
-    Logger.info(fn ->
+    Logger.debug(fn ->
       "Pool worker for #{key}: #{length(clients)} clients are using an HTTP1 connection at the same time, head-of-line blocking might occur."
     end)
   end

lib/pleroma/user.ex

@@ -8,6 +8,7 @@ defmodule Pleroma.User do
   import Ecto.Changeset
   import Ecto.Query
   import Ecto, only: [assoc: 2]
+  import Pleroma.Web.Utils.Guards, only: [not_empty_string: 1]
 
   alias Ecto.Multi
   alias Pleroma.Activity
@@ -596,9 +597,23 @@ defmodule Pleroma.User do
 
   defp put_fields(changeset) do
     if raw_fields = get_change(changeset, :raw_fields) do
+      old_fields = changeset.data.raw_fields
+
       raw_fields =
         raw_fields
         |> Enum.filter(fn %{"name" => n} -> n != "" end)
+        |> Enum.map(fn field ->
+          previous =
+            old_fields
+            |> Enum.find(fn %{"value" => value} -> field["value"] == value end)
+
+          if previous && Map.has_key?(previous, "verified_at") do
+            field
+            |> Map.put("verified_at", previous["verified_at"])
+          else
+            field
+          end
+        end)
 
       fields =
         raw_fields
@@ -1200,6 +1215,10 @@ defmodule Pleroma.User do
 
   def update_and_set_cache(changeset) do
     with {:ok, user} <- Repo.update(changeset, stale_error_field: :id) do
+      if get_change(changeset, :raw_fields) do
+        BackgroundWorker.enqueue("verify_fields_links", %{"user_id" => user.id})
+      end
+
       set_cache(user)
     end
   end
@@ -1975,8 +1994,45 @@ defmodule Pleroma.User do
     maybe_delete_from_db(user)
   end
 
+  def perform(:verify_fields_links, user) do
+    profile_urls = [user.ap_id]
+
+    fields =
+      user.raw_fields
+      |> Enum.map(&verify_field_link(&1, profile_urls))
+
+    changeset =
+      user
+      |> update_changeset(%{raw_fields: fields})
+
+    with {:ok, user} <- Repo.update(changeset, stale_error_field: :id) do
+      set_cache(user)
+    end
+  end
+
   def perform(:set_activation_async, user, status), do: set_activation(user, status)
 
+  defp verify_field_link(field, profile_urls) do
+    verified_at =
+      with %{"value" => value} <- field,
+           {:verified_at, nil} <- {:verified_at, Map.get(field, "verified_at")},
+           %{scheme: scheme, userinfo: nil, host: host}
+           when not_empty_string(host) and scheme in ["http", "https"] <-
+             URI.parse(value),
+           {:not_idn, true} <- {:not_idn, to_string(:idna.encode(host)) == host},
+           "me" <- Pleroma.Web.RelMe.maybe_put_rel_me(value, profile_urls) do
+        CommonUtils.to_masto_date(NaiveDateTime.utc_now())
+      else
+        {:verified_at, value} when not_empty_string(value) ->
+          value
+
+        _ ->
+          nil
+      end
+
+    Map.put(field, "verified_at", verified_at)
+  end
+
   @spec external_users_query() :: Ecto.Query.t()
   def external_users_query do
     User.Query.build(%{
@@ -2664,10 +2720,11 @@ defmodule Pleroma.User do
   # - display name
   def sanitize_html(%User{} = user, filter) do
     fields =
-      Enum.map(user.fields, fn %{"name" => name, "value" => value} ->
+      Enum.map(user.fields, fn %{"name" => name, "value" => value} = fields ->
         %{
           "name" => name,
-          "value" => HTML.filter_tags(value, Pleroma.HTML.Scrubber.LinksOnly)
+          "value" => HTML.filter_tags(value, Pleroma.HTML.Scrubber.LinksOnly),
+          "verified_at" => Map.get(fields, "verified_at")
         }
       end)
 

lib/pleroma/user/backup.ex

@@ -196,7 +196,14 @@ defmodule Pleroma.User.Backup do
     end
   end
 
-  @files ['actor.json', 'outbox.json', 'likes.json', 'bookmarks.json']
+  @files [
+    'actor.json',
+    'outbox.json',
+    'likes.json',
+    'bookmarks.json',
+    'followers.json',
+    'following.json'
+  ]
   @spec export(Pleroma.User.Backup.t(), pid()) :: {:ok, String.t()} | :error
   def export(%__MODULE__{} = backup, caller_pid) do
     backup = Repo.preload(backup, :user)
@@ -207,6 +214,8 @@ defmodule Pleroma.User.Backup do
          :ok <- statuses(dir, backup.user, caller_pid),
          :ok <- likes(dir, backup.user, caller_pid),
          :ok <- bookmarks(dir, backup.user, caller_pid),
+         :ok <- followers(dir, backup.user, caller_pid),
+         :ok <- following(dir, backup.user, caller_pid),
          {:ok, zip_path} <- :zip.create(backup.file_name, @files, cwd: dir),
          {:ok, _} <- File.rm_rf(dir) do
       {:ok, zip_path}
@@ -357,6 +366,16 @@ defmodule Pleroma.User.Backup do
       caller_pid
     )
   end
+
+  defp followers(dir, user, caller_pid) do
+    User.get_followers_query(user)
+    |> write(dir, "followers", fn a -> {:ok, a.ap_id} end, caller_pid)
+  end
+
+  defp following(dir, user, caller_pid) do
+    User.get_friends_query(user)
+    |> write(dir, "following", fn a -> {:ok, a.ap_id} end, caller_pid)
+  end
 end
 
 defmodule Pleroma.User.Backup.ProcessorAPI do

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -147,9 +147,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
       # Splice in the child object if we have one.
       activity = Maps.put_if_present(activity, :object, object)
 
-      ConcurrentLimiter.limit(Pleroma.Web.RichMedia.Helpers, fn ->
-        Task.start(fn -> Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity) end)
-      end)
+      Pleroma.Web.RichMedia.Card.get_by_activity(activity)
 
       # Add local posts to search index
       if local, do: Pleroma.Search.add_to_index(activity)
@@ -177,7 +175,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
           id: "pleroma:fakeid"
         }
 
-        Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
+        Pleroma.Web.RichMedia.Card.get_by_activity(activity)
         {:ok, activity}
 
       {:remote_limit_pass, _} ->
@@ -202,7 +200,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
   end
 
   def notify_and_stream(activity) do
-    Notification.create_notifications(activity)
+    {:ok, notifications} = Notification.create_notifications(activity)
+    Notification.send(notifications)
 
     original_activity =
       case activity do
@@ -1261,6 +1260,15 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_quote_url(query, _), do: query
 
+  defp restrict_rule(query, %{rule_id: rule_id}) do
+    from(
+      activity in query,
+      where: fragment("(?)->'rules' \\? (?)", activity.data, ^rule_id)
+    )
+  end
+
+  defp restrict_rule(query, _), do: query
+
   defp exclude_poll_votes(query, %{include_poll_votes: true}), do: query
 
   defp exclude_poll_votes(query, _) do
@@ -1423,6 +1431,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
       |> restrict_instance(opts)
       |> restrict_announce_object_actor(opts)
       |> restrict_filtered(opts)
+      |> restrict_rule(opts)
       |> restrict_quote_url(opts)
       |> maybe_restrict_deactivated_users(opts)
       |> exclude_poll_votes(opts)

lib/pleroma/web/activity_pub/mrf/force_mention.ex

@@ -0,0 +1,59 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2024 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.ActivityPub.MRF.ForceMention do
+  require Pleroma.Constants
+
+  alias Pleroma.Config
+  alias Pleroma.Object
+  alias Pleroma.User
+
+  @behaviour Pleroma.Web.ActivityPub.MRF.Policy
+
+  defp get_author(url) do
+    with %Object{data: %{"actor" => actor}} <- Object.normalize(url, fetch: false),
+         %User{ap_id: ap_id, nickname: nickname} <- User.get_cached_by_ap_id(actor) do
+      %{"type" => "Mention", "href" => ap_id, "name" => "@#{nickname}"}
+    else
+      _ -> nil
+    end
+  end
+
+  defp prepend_author(tags, _, false), do: tags
+
+  defp prepend_author(tags, nil, _), do: tags
+
+  defp prepend_author(tags, url, _) do
+    actor = get_author(url)
+
+    if not is_nil(actor) do
+      [actor | tags]
+    else
+      tags
+    end
+  end
+
+  @impl true
+  def filter(%{"type" => "Create", "object" => %{"tag" => tag} = object} = activity) do
+    tag =
+      tag
+      |> prepend_author(
+        object["inReplyTo"],
+        Config.get([:mrf_force_mention, :mention_parent, true])
+      )
+      |> prepend_author(
+        object["quoteUrl"],
+        Config.get([:mrf_force_mention, :mention_quoted, true])
+      )
+      |> Enum.uniq()
+
+    {:ok, put_in(activity["object"]["tag"], tag)}
+  end
+
+  @impl true
+  def filter(object), do: {:ok, object}
+
+  @impl true
+  def describe, do: {:ok, %{}}
+end

lib/pleroma/web/activity_pub/mrf/steal_emoji_policy.ex

@@ -36,6 +36,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.StealEmojiPolicy do
 
         extension = if extension == "", do: ".png", else: extension
 
+        shortcode = Path.basename(shortcode)
         file_path = Path.join(emoji_dir_path, shortcode <> extension)
 
         case File.write(file_path, response.body) do
@@ -78,6 +79,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.StealEmojiPolicy do
       new_emojis =
         foreign_emojis
         |> Enum.reject(fn {shortcode, _url} -> shortcode in installed_emoji end)
+        |> Enum.reject(fn {shortcode, _url} -> String.contains?(shortcode, ["/", "\\"]) end)
         |> Enum.filter(fn {shortcode, _url} ->
           reject_emoji? =
             [:mrf_steal_emoji, :rejected_shortcodes]

lib/pleroma/web/activity_pub/object_validators/attachment_validator.ex

@@ -12,13 +12,13 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidator do
   @primary_key false
   embedded_schema do
     field(:id, :string)
-    field(:type, :string)
+    field(:type, :string, default: "Link")
     field(:mediaType, ObjectValidators.MIME, default: "application/octet-stream")
     field(:name, :string)
     field(:blurhash, :string)
 
     embeds_many :url, UrlObjectValidator, primary_key: false do
-      field(:type, :string)
+      field(:type, :string, default: "Link")
       field(:href, ObjectValidators.Uri)
       field(:mediaType, ObjectValidators.MIME, default: "application/octet-stream")
       field(:width, :integer)

lib/pleroma/web/activity_pub/object_validators/common_fixes.ex

@@ -4,6 +4,7 @@
 
 defmodule Pleroma.Web.ActivityPub.ObjectValidators.CommonFixes do
   alias Pleroma.EctoType.ActivityPub.ObjectValidators
+  alias Pleroma.Maps
   alias Pleroma.Object
   alias Pleroma.Object.Containment
   alias Pleroma.User
@@ -24,6 +25,8 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.CommonFixes do
   end
 
   def fix_object_defaults(data) do
+    data = Maps.filter_empty_values(data)
+
     context =
       Utils.maybe_create_context(
         data["context"] || data["conversation"] || data["inReplyTo"] || data["id"]

lib/pleroma/web/activity_pub/object_validators/question_options_validator.ex

@@ -14,10 +14,10 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.QuestionOptionsValidator do
 
     embeds_one :replies, Replies, primary_key: false do
       field(:totalItems, :integer)
-      field(:type, :string)
+      field(:type, :string, default: "Collection")
     end
 
-    field(:type, :string)
+    field(:type, :string, default: "Note")
   end
 
   def changeset(struct, data) do

lib/pleroma/web/activity_pub/object_validators/question_validator.ex

@@ -29,6 +29,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.QuestionValidator do
 
     field(:closed, ObjectValidators.DateTime)
     field(:voters, {:array, ObjectValidators.ObjectID}, default: [])
+    field(:nonAnonymous, :boolean)
     embeds_many(:anyOf, QuestionOptionsValidator)
     embeds_many(:oneOf, QuestionOptionsValidator)
   end

lib/pleroma/web/activity_pub/publisher.ex

@@ -129,6 +129,10 @@ defmodule Pleroma.Web.ActivityPub.Publisher do
           _ -> {:error, e}
         end
 
+      {:error, :pool_full} ->
+        Logger.debug("Publisher snoozing worker job due to full connection pool")
+        {:snooze, 30}
+
       e ->
         unless params[:unreachable_since], do: Instances.set_unreachable(inbox)
         Logger.metadata(activity: id, inbox: inbox)
@@ -154,19 +158,18 @@ defmodule Pleroma.Web.ActivityPub.Publisher do
     end
   end
 
-  defp should_federate?(inbox, public) do
-    if public do
-      true
-    else
-      %{host: host} = URI.parse(inbox)
+  def should_federate?(nil, _), do: false
+  def should_federate?(_, true), do: true
 
-      quarantined_instances =
-        Config.get([:instance, :quarantined_instances], [])
-        |> Pleroma.Web.ActivityPub.MRF.instance_list_from_tuples()
-        |> Pleroma.Web.ActivityPub.MRF.subdomains_regex()
+  def should_federate?(inbox, _) do
+    %{host: host} = URI.parse(inbox)
 
-      !Pleroma.Web.ActivityPub.MRF.subdomain_match?(quarantined_instances, host)
-    end
+    quarantined_instances =
+      Config.get([:instance, :quarantined_instances], [])
+      |> Pleroma.Web.ActivityPub.MRF.instance_list_from_tuples()
+      |> Pleroma.Web.ActivityPub.MRF.subdomains_regex()
+
+    !Pleroma.Web.ActivityPub.MRF.subdomain_match?(quarantined_instances, host)
   end
 
   @spec recipients(User.t(), Activity.t()) :: [[User.t()]]

lib/pleroma/web/activity_pub/side_effects.ex

@@ -21,7 +21,6 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
   alias Pleroma.Web.ActivityPub.Builder
   alias Pleroma.Web.ActivityPub.Pipeline
   alias Pleroma.Web.ActivityPub.Utils
-  alias Pleroma.Web.Push
   alias Pleroma.Web.Streamer
   alias Pleroma.Workers.PollWorker
 
@@ -125,7 +124,7 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
         nil
     end
 
-    {:ok, notifications} = Notification.create_notifications(object, do_send: false)
+    {:ok, notifications} = Notification.create_notifications(object)
 
     meta =
       meta
@@ -184,7 +183,11 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
     liked_object = Object.get_by_ap_id(object.data["object"])
     Utils.add_like_to_object(object, liked_object)
 
-    Notification.create_notifications(object)
+    {:ok, notifications} = Notification.create_notifications(object)
+
+    meta =
+      meta
+      |> add_notifications(notifications)
 
     {:ok, object, meta}
   end
@@ -202,7 +205,7 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
   def handle(%{data: %{"type" => "Create"}} = activity, meta) do
     with {:ok, object, meta} <- handle_object_creation(meta[:object_data], activity, meta),
          %User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
-      {:ok, notifications} = Notification.create_notifications(activity, do_send: false)
+      {:ok, notifications} = Notification.create_notifications(activity)
       {:ok, _user} = ActivityPub.increase_note_count_if_public(user, object)
       {:ok, _user} = ActivityPub.update_last_status_at_if_public(user, object)
 
@@ -227,9 +230,7 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
         end
       end
 
-      ConcurrentLimiter.limit(Pleroma.Web.RichMedia.Helpers, fn ->
-        Task.start(fn -> Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity) end)
-      end)
+      Pleroma.Web.RichMedia.Card.get_by_activity(activity)
 
       Pleroma.Search.add_to_index(Map.put(activity, :object, object))
 
@@ -258,11 +259,13 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
 
     Utils.add_announce_to_object(object, announced_object)
 
-    if !User.internal?(user) do
-      Notification.create_notifications(object)
+    {:ok, notifications} = Notification.create_notifications(object)
 
-      ap_streamer().stream_out(object)
-    end
+    if !User.internal?(user), do: ap_streamer().stream_out(object)
+
+    meta =
+      meta
+      |> add_notifications(notifications)
 
     {:ok, object, meta}
   end
@@ -283,7 +286,11 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
     reacted_object = Object.get_by_ap_id(object.data["object"])
     Utils.add_emoji_reaction_to_object(object, reacted_object)
 
-    Notification.create_notifications(object)
+    {:ok, notifications} = Notification.create_notifications(object)
+
+    meta =
+      meta
+      |> add_notifications(notifications)
 
     {:ok, object, meta}
   end
@@ -587,10 +594,7 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
 
   defp send_notifications(meta) do
     Keyword.get(meta, :notifications, [])
-    |> Enum.each(fn notification ->
-      Streamer.stream(["user", "user:notification"], notification)
-      Push.send(notification)
-    end)
+    |> Notification.send()
 
     meta
   end

lib/pleroma/web/activity_pub/transmogrifier.ex

@@ -336,10 +336,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
 
   def fix_tag(object), do: object
 
-  def fix_content_map(%{"contentMap" => nil} = object) do
-    Map.drop(object, ["contentMap"])
-  end
-
   # content map usually only has one language so this will do for now.
   def fix_content_map(%{"contentMap" => content_map} = object) do
     content_groups = Map.to_list(content_map)

lib/pleroma/web/activity_pub/utils.ex

@@ -721,14 +721,18 @@ defmodule Pleroma.Web.ActivityPub.Utils do
 
   #### Flag-related helpers
   @spec make_flag_data(map(), map()) :: map()
-  def make_flag_data(%{actor: actor, context: context, content: content} = params, additional) do
+  def make_flag_data(
+        %{actor: actor, context: context, content: content} = params,
+        additional
+      ) do
     %{
       "type" => "Flag",
       "actor" => actor.ap_id,
       "content" => content,
       "object" => build_flag_object(params),
       "context" => context,
-      "state" => "open"
+      "state" => "open",
+      "rules" => Map.get(params, :rules, nil)
     }
     |> Map.merge(additional)
   end