forked from AkkomaGang/akkoma
1863 lines
55 KiB
Elixir
1863 lines
55 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.ActivityPub.ActivityPub do
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alias Akkoma.Collections
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alias Pleroma.Activity
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alias Pleroma.Activity.Ir.Topics
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alias Pleroma.Config
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alias Pleroma.Constants
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alias Pleroma.Conversation
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alias Pleroma.Conversation.Participation
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alias Pleroma.Filter
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alias Pleroma.Hashtag
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alias Pleroma.Maps
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alias Pleroma.Notification
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alias Pleroma.Object
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alias Pleroma.Object.Containment
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alias Pleroma.Object.Fetcher
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alias Pleroma.Pagination
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alias Pleroma.Repo
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alias Pleroma.Upload
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alias Pleroma.User
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alias Pleroma.Web.ActivityPub.MRF
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alias Pleroma.Web.ActivityPub.Transmogrifier
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alias Pleroma.Web.Streamer
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alias Pleroma.Web.WebFinger
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alias Pleroma.Workers.BackgroundWorker
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alias Pleroma.Workers.PollWorker
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import Ecto.Query
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import Pleroma.Web.ActivityPub.Utils
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import Pleroma.Web.ActivityPub.Visibility
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require Logger
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require Pleroma.Constants
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@behaviour Pleroma.Web.ActivityPub.ActivityPub.Persisting
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@behaviour Pleroma.Web.ActivityPub.ActivityPub.Streaming
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defp get_recipients(%{"type" => "Create"} = data) do
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to = Map.get(data, "to", [])
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cc = Map.get(data, "cc", [])
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bcc = Map.get(data, "bcc", [])
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actor = Map.get(data, "actor", [])
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recipients = [to, cc, bcc, [actor]] |> Enum.concat() |> Enum.uniq()
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{recipients, to, cc}
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end
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defp get_recipients(data) do
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to = Map.get(data, "to", [])
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cc = Map.get(data, "cc", [])
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bcc = Map.get(data, "bcc", [])
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recipients = Enum.concat([to, cc, bcc])
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{recipients, to, cc}
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end
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defp check_actor_can_insert(%{"type" => "Delete"}), do: true
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defp check_actor_can_insert(%{"type" => "Undo"}), do: true
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defp check_actor_can_insert(%{"actor" => actor}) when is_binary(actor) do
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case User.get_cached_by_ap_id(actor) do
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%User{is_active: true} -> true
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_ -> false
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end
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end
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defp check_actor_can_insert(_), do: true
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defp check_remote_limit(%{"object" => %{"content" => content}}) when not is_nil(content) do
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limit = Config.get([:instance, :remote_limit])
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String.length(content) <= limit
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end
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defp check_remote_limit(_), do: true
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def increase_note_count_if_public(actor, object) do
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if is_public?(object), do: User.increase_note_count(actor), else: {:ok, actor}
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end
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def decrease_note_count_if_public(actor, object) do
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if is_public?(object), do: User.decrease_note_count(actor), else: {:ok, actor}
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end
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def update_last_status_at_if_public(actor, object) do
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if is_public?(object), do: User.update_last_status_at(actor), else: {:ok, actor}
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end
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defp increase_replies_count_if_reply(%{
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"object" => %{"inReplyTo" => reply_ap_id} = object,
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"type" => "Create"
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}) do
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if is_public?(object) do
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Object.increase_replies_count(reply_ap_id)
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end
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end
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defp increase_replies_count_if_reply(_create_data), do: :noop
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@object_types ~w[Question Answer Audio Video Event Article Note Page]
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@impl true
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def persist(%{"type" => type} = object, meta) when type in @object_types do
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with {:ok, object} <- Object.create(object) do
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{:ok, object, meta}
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end
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end
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@unpersisted_activity_types ~w[Undo Delete Remove Accept Reject]
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@impl true
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def persist(%{"type" => type} = object, [local: false] = meta)
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when type in @unpersisted_activity_types do
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{:ok, object, meta}
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{recipients, _, _} = get_recipients(object)
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unpersisted = %Activity{
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data: object,
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local: false,
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recipients: recipients,
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actor: object["actor"]
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}
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{:ok, unpersisted, meta}
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end
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@impl true
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def persist(object, meta) do
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with local <- Keyword.fetch!(meta, :local),
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{recipients, _, _} <- get_recipients(object),
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{:ok, activity} <-
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Repo.insert(%Activity{
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data: object,
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local: local,
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recipients: recipients,
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actor: object["actor"]
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}),
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# TODO: add tests for expired activities, when Note type will be supported in new pipeline
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{:ok, _} <- maybe_create_activity_expiration(activity) do
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{:ok, activity, meta}
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end
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end
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@spec insert(map(), boolean(), boolean(), boolean()) :: {:ok, Activity.t()} | {:error, any()}
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def insert(map, local \\ true, fake \\ false, bypass_actor_check \\ false) when is_map(map) do
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with nil <- Activity.normalize(map),
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map <- lazy_put_activity_defaults(map, fake),
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{_, true} <- {:actor_check, bypass_actor_check || check_actor_can_insert(map)},
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{_, true} <- {:remote_limit_pass, check_remote_limit(map)},
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{:ok, map} <- MRF.filter(map),
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{recipients, _, _} = get_recipients(map),
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{:fake, false, map, recipients} <- {:fake, fake, map, recipients},
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{:containment, :ok} <- {:containment, Containment.contain_child(map)},
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{:ok, map, object} <- insert_full_object(map),
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{:ok, activity} <- insert_activity_with_expiration(map, local, recipients) do
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# Splice in the child object if we have one.
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activity = Maps.put_if_present(activity, :object, object)
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ConcurrentLimiter.limit(Pleroma.Web.RichMedia.Helpers, fn ->
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Task.start(fn -> Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity) end)
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end)
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# Add local posts to search index
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if local, do: Pleroma.Search.add_to_index(activity)
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{:ok, activity}
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else
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%Activity{} = activity ->
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{:ok, activity}
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{:actor_check, _} ->
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{:error, false}
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{:containment, _} = error ->
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error
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{:error, _} = error ->
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error
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{:fake, true, map, recipients} ->
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activity = %Activity{
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data: map,
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local: local,
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actor: map["actor"],
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recipients: recipients,
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id: "pleroma:fakeid"
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}
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Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
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{:ok, activity}
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{:remote_limit_pass, _} ->
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{:error, :remote_limit}
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{:reject, _} = e ->
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{:error, e}
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end
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end
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defp insert_activity_with_expiration(data, local, recipients) do
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struct = %Activity{
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data: data,
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local: local,
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actor: data["actor"],
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recipients: recipients
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}
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with {:ok, activity} <- Repo.insert(struct) do
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maybe_create_activity_expiration(activity)
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end
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end
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def notify_and_stream(activity) do
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Notification.create_notifications(activity)
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original_activity =
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case activity do
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%{data: %{"type" => "Update"}, object: %{data: %{"id" => id}}} ->
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Activity.get_create_by_object_ap_id_with_object(id)
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_ ->
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activity
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end
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conversation = create_or_bump_conversation(original_activity, original_activity.actor)
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participations = get_participations(conversation)
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stream_out(activity)
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stream_out_participations(participations)
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end
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defp maybe_create_activity_expiration(
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%{data: %{"expires_at" => %DateTime{} = expires_at}} = activity
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) do
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with {:ok, _job} <-
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Pleroma.Workers.PurgeExpiredActivity.enqueue(%{
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activity_id: activity.id,
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expires_at: expires_at
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}) do
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{:ok, activity}
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end
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end
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defp maybe_create_activity_expiration(activity), do: {:ok, activity}
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defp create_or_bump_conversation(activity, actor) do
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with {:ok, conversation} <- Conversation.create_or_bump_for(activity),
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%User{} = user <- User.get_cached_by_ap_id(actor) do
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Participation.mark_as_read(user, conversation)
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{:ok, conversation}
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end
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end
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defp get_participations({:ok, conversation}) do
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conversation
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|> Repo.preload(:participations, force: true)
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|> Map.get(:participations)
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end
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defp get_participations(_), do: []
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def stream_out_participations(participations) do
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participations =
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participations
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|> Repo.preload(:user)
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Streamer.stream("participation", participations)
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end
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@impl true
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def stream_out_participations(%Object{data: %{"context" => context}}, user) do
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with %Conversation{} = conversation <- Conversation.get_for_ap_id(context) do
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conversation = Repo.preload(conversation, :participations)
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last_activity_id =
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fetch_latest_direct_activity_id_for_context(conversation.ap_id, %{
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user: user,
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blocking_user: user
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})
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if last_activity_id do
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stream_out_participations(conversation.participations)
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end
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end
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end
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@impl true
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def stream_out_participations(_, _), do: :noop
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@impl true
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def stream_out(%Activity{data: %{"type" => data_type}} = activity)
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when data_type in ["Create", "Announce", "Delete", "Update"] do
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activity
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|> Topics.get_activity_topics()
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|> Streamer.stream(activity)
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end
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@impl true
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def stream_out(_activity) do
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:noop
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end
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@spec create(map(), boolean()) :: {:ok, Activity.t()} | {:error, any()}
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def create(params, fake \\ false) do
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with {:ok, result} <- Repo.transaction(fn -> do_create(params, fake) end) do
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result
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end
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end
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defp do_create(%{to: to, actor: actor, context: context, object: object} = params, fake) do
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additional = params[:additional] || %{}
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# only accept false as false value
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local = !(params[:local] == false)
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published = params[:published]
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quick_insert? = Config.get([:env]) == :benchmark
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create_data =
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make_create_data(
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%{to: to, actor: actor, published: published, context: context, object: object},
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additional
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)
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with {:ok, activity} <- insert(create_data, local, fake),
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{:fake, false, activity} <- {:fake, fake, activity},
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_ <- increase_replies_count_if_reply(create_data),
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{:quick_insert, false, activity} <- {:quick_insert, quick_insert?, activity},
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{:ok, _actor} <- increase_note_count_if_public(actor, activity),
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{:ok, _actor} <- update_last_status_at_if_public(actor, activity),
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_ <- notify_and_stream(activity),
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:ok <- maybe_schedule_poll_notifications(activity),
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:ok <- maybe_federate(activity) do
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{:ok, activity}
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else
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{:quick_insert, true, activity} ->
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{:ok, activity}
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{:fake, true, activity} ->
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{:ok, activity}
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{:error, message} ->
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Repo.rollback(message)
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end
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end
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defp maybe_schedule_poll_notifications(activity) do
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PollWorker.schedule_poll_end(activity)
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:ok
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end
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@spec unfollow(User.t(), User.t(), String.t() | nil, boolean()) ::
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{:ok, Activity.t()} | nil | {:error, any()}
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def unfollow(follower, followed, activity_id \\ nil, local \\ true) do
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with {:ok, result} <-
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Repo.transaction(fn -> do_unfollow(follower, followed, activity_id, local) end) do
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result
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end
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end
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defp do_unfollow(follower, followed, activity_id, local)
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defp do_unfollow(follower, followed, activity_id, local) when local == true do
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with %Activity{} = follow_activity <- fetch_latest_follow(follower, followed),
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unfollow_data <- make_unfollow_data(follower, followed, follow_activity, activity_id),
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{:ok, activity} <- insert(unfollow_data, local),
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{:ok, _activity} <- Repo.delete(follow_activity),
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_ <- notify_and_stream(activity),
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:ok <- maybe_federate(activity) do
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{:ok, activity}
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else
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nil -> nil
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{:error, error} -> Repo.rollback(error)
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end
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end
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defp do_unfollow(follower, followed, activity_id, false) do
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# On a remote unfollow, _remove_ their activity from the database, since some software (MISSKEEEEY)
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# uses deterministic ids for follows.
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with %Activity{} = follow_activity <- fetch_latest_follow(follower, followed),
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{:ok, _activity} <- Repo.delete(follow_activity),
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unfollow_data <- make_unfollow_data(follower, followed, follow_activity, activity_id),
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unfollow_activity <- make_unfollow_activity(unfollow_data, false),
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_ <- notify_and_stream(unfollow_activity) do
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{:ok, unfollow_activity}
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else
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nil -> nil
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{:error, error} -> Repo.rollback(error)
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end
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end
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defp make_unfollow_activity(data, local) do
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{recipients, _, _} = get_recipients(data)
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%Activity{
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data: data,
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local: local,
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actor: data["actor"],
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recipients: recipients
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}
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end
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@spec flag(map()) :: {:ok, Activity.t()} | {:error, any()}
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def flag(params) do
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with {:ok, result} <- Repo.transaction(fn -> do_flag(params) end) do
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result
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end
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end
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defp do_flag(
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%{
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actor: actor,
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context: _context,
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account: account,
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statuses: statuses,
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content: content
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} = params
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) do
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# only accept false as false value
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local = !(params[:local] == false)
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forward = !(params[:forward] == false)
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additional = params[:additional] || %{}
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additional =
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if forward do
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Map.merge(additional, %{"to" => [], "cc" => [account.ap_id]})
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else
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Map.merge(additional, %{"to" => [], "cc" => []})
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end
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with flag_data <- make_flag_data(params, additional),
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{:ok, activity} <- insert(flag_data, local),
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{:ok, stripped_activity} <- strip_report_status_data(activity),
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_ <- notify_and_stream(activity),
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:ok <-
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maybe_federate(stripped_activity) do
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User.all_superusers()
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|> Enum.filter(fn user -> user.ap_id != actor end)
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|> Enum.filter(fn user -> not is_nil(user.email) end)
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|> Enum.each(fn superuser ->
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superuser
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|> Pleroma.Emails.AdminEmail.report(actor, account, statuses, content)
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|> Pleroma.Emails.Mailer.deliver_async()
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end)
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{:ok, activity}
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else
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{:error, error} -> Repo.rollback(error)
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end
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end
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@spec move(User.t(), User.t(), boolean()) :: {:ok, Activity.t()} | {:error, any()}
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def move(%User{} = origin, %User{} = target, local \\ true) do
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params = %{
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"type" => "Move",
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"actor" => origin.ap_id,
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"object" => origin.ap_id,
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"target" => target.ap_id,
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"to" => [origin.follower_address]
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}
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with true <- origin.ap_id in target.also_known_as,
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{:ok, activity} <- insert(params, local),
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_ <- notify_and_stream(activity) do
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maybe_federate(activity)
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BackgroundWorker.enqueue("move_following", %{
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"origin_id" => origin.id,
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"target_id" => target.id
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})
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{:ok, activity}
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else
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false -> {:error, "Target account must have the origin in `alsoKnownAs`"}
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err -> err
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end
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end
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def fetch_activities_for_context_query(context, opts) do
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public = [Constants.as_public()]
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recipients =
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if opts[:user],
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do: [opts[:user].ap_id | User.following(opts[:user])] ++ public,
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else: public
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from(activity in Activity)
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|> maybe_preload_objects(opts)
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|> maybe_preload_bookmarks(opts)
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|> maybe_set_thread_muted_field(opts)
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|> restrict_blocked(opts)
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|> restrict_blockers_visibility(opts)
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|> restrict_recipients(recipients, opts[:user])
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|> restrict_filtered(opts)
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|> where(
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[activity],
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fragment(
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"?->>'type' = ? and ?->>'context' = ?",
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activity.data,
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"Create",
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activity.data,
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^context
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)
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)
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|> exclude_poll_votes(opts)
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|> exclude_id(opts)
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|> order_by([activity], desc: activity.id)
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end
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@spec fetch_activities_for_context(String.t(), keyword() | map()) :: [Activity.t()]
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def fetch_activities_for_context(context, opts \\ %{}) do
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context
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|> fetch_activities_for_context_query(opts)
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|> Repo.all()
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end
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|
@spec fetch_latest_direct_activity_id_for_context(String.t(), keyword() | map()) ::
|
|
FlakeId.Ecto.CompatType.t() | nil
|
|
def fetch_latest_direct_activity_id_for_context(context, opts \\ %{}) do
|
|
context
|
|
|> fetch_activities_for_context_query(Map.merge(%{skip_preload: true}, opts))
|
|
|> restrict_visibility(%{visibility: "direct"})
|
|
|> limit(1)
|
|
|> select([a], a.id)
|
|
|> Repo.one()
|
|
end
|
|
|
|
defp fetch_paginated_optimized(query, opts, pagination) do
|
|
# Note: tag-filtering funcs may apply "ORDER BY objects.id DESC",
|
|
# and extra sorting on "activities.id DESC NULLS LAST" would worse the query plan
|
|
opts = Map.put(opts, :skip_extra_order, true)
|
|
|
|
Pagination.fetch_paginated(query, opts, pagination)
|
|
end
|
|
|
|
def fetch_activities(recipients, opts \\ %{}, pagination \\ :keyset) do
|
|
list_memberships = Pleroma.List.memberships(opts[:user])
|
|
|
|
fetch_activities_query(recipients ++ list_memberships, opts)
|
|
|> fetch_paginated_optimized(opts, pagination)
|
|
|> Enum.reverse()
|
|
|> maybe_update_cc(list_memberships, opts[:user])
|
|
end
|
|
|
|
@spec fetch_public_or_unlisted_activities(map(), Pagination.type()) :: [Activity.t()]
|
|
def fetch_public_or_unlisted_activities(opts \\ %{}, pagination \\ :keyset) do
|
|
includes_local_public = Map.get(opts, :includes_local_public, false)
|
|
|
|
opts = Map.delete(opts, :user)
|
|
|
|
intended_recipients =
|
|
if includes_local_public do
|
|
[Constants.as_public(), as_local_public()]
|
|
else
|
|
[Constants.as_public()]
|
|
end
|
|
|
|
intended_recipients
|
|
|> fetch_activities_query(opts)
|
|
|> restrict_unlisted(opts)
|
|
|> fetch_paginated_optimized(opts, pagination)
|
|
end
|
|
|
|
@spec fetch_public_activities(map(), Pagination.type()) :: [Activity.t()]
|
|
def fetch_public_activities(opts \\ %{}, pagination \\ :keyset) do
|
|
opts
|
|
|> Map.put(:restrict_unlisted, true)
|
|
|> fetch_public_or_unlisted_activities(pagination)
|
|
end
|
|
|
|
@valid_visibilities ~w[direct unlisted public private]
|
|
|
|
defp restrict_visibility(query, %{visibility: visibility})
|
|
when is_list(visibility) do
|
|
if Enum.all?(visibility, &(&1 in @valid_visibilities)) do
|
|
from(
|
|
a in query,
|
|
where:
|
|
fragment(
|
|
"activity_visibility(?, ?, ?) = ANY (?)",
|
|
a.actor,
|
|
a.recipients,
|
|
a.data,
|
|
^visibility
|
|
)
|
|
)
|
|
else
|
|
Logger.error("Could not restrict visibility to #{visibility}")
|
|
end
|
|
end
|
|
|
|
defp restrict_visibility(query, %{visibility: visibility})
|
|
when visibility in @valid_visibilities do
|
|
from(
|
|
a in query,
|
|
where:
|
|
fragment("activity_visibility(?, ?, ?) = ?", a.actor, a.recipients, a.data, ^visibility)
|
|
)
|
|
end
|
|
|
|
defp restrict_visibility(_query, %{visibility: visibility})
|
|
when visibility not in @valid_visibilities do
|
|
Logger.error("Could not restrict visibility to #{visibility}")
|
|
end
|
|
|
|
defp restrict_visibility(query, _visibility), do: query
|
|
|
|
defp exclude_visibility(query, %{exclude_visibilities: visibility})
|
|
when is_list(visibility) do
|
|
if Enum.all?(visibility, &(&1 in @valid_visibilities)) do
|
|
from(
|
|
a in query,
|
|
where:
|
|
not fragment(
|
|
"activity_visibility(?, ?, ?) = ANY (?)",
|
|
a.actor,
|
|
a.recipients,
|
|
a.data,
|
|
^visibility
|
|
)
|
|
)
|
|
else
|
|
Logger.error("Could not exclude visibility to #{visibility}")
|
|
query
|
|
end
|
|
end
|
|
|
|
defp exclude_visibility(query, %{exclude_visibilities: visibility})
|
|
when visibility in @valid_visibilities do
|
|
from(
|
|
a in query,
|
|
where:
|
|
not fragment(
|
|
"activity_visibility(?, ?, ?) = ?",
|
|
a.actor,
|
|
a.recipients,
|
|
a.data,
|
|
^visibility
|
|
)
|
|
)
|
|
end
|
|
|
|
defp exclude_visibility(query, %{exclude_visibilities: visibility})
|
|
when visibility not in [nil | @valid_visibilities] do
|
|
Logger.error("Could not exclude visibility to #{visibility}")
|
|
query
|
|
end
|
|
|
|
defp exclude_visibility(query, _visibility), do: query
|
|
|
|
defp restrict_thread_visibility(query, _, %{skip_thread_containment: true} = _),
|
|
do: query
|
|
|
|
defp restrict_thread_visibility(query, %{user: %User{skip_thread_containment: true}}, _),
|
|
do: query
|
|
|
|
defp restrict_thread_visibility(query, %{user: %User{ap_id: ap_id}}, _) do
|
|
local_public = as_local_public()
|
|
|
|
from(
|
|
a in query,
|
|
where: fragment("thread_visibility(?, (?)->>'id', ?) = true", ^ap_id, a.data, ^local_public)
|
|
)
|
|
end
|
|
|
|
defp restrict_thread_visibility(query, _, _), do: query
|
|
|
|
def fetch_user_abstract_activities(user, reading_user, params \\ %{}) do
|
|
params =
|
|
params
|
|
|> Map.put(:user, reading_user)
|
|
|> Map.put(:actor_id, user.ap_id)
|
|
|
|
%{
|
|
godmode: params[:godmode],
|
|
reading_user: reading_user
|
|
}
|
|
|> user_activities_recipients()
|
|
|> fetch_activities(params)
|
|
|> Enum.reverse()
|
|
end
|
|
|
|
def fetch_user_activities(user, reading_user, params \\ %{})
|
|
|
|
def fetch_user_activities(user, reading_user, %{total: true} = params) do
|
|
result = fetch_activities_for_user(user, reading_user, params)
|
|
|
|
Keyword.put(result, :items, Enum.reverse(result[:items]))
|
|
end
|
|
|
|
def fetch_user_activities(user, reading_user, params) do
|
|
user
|
|
|> fetch_activities_for_user(reading_user, params)
|
|
|> Enum.reverse()
|
|
end
|
|
|
|
defp fetch_activities_for_user(user, reading_user, params) do
|
|
params =
|
|
params
|
|
|> Map.put(:type, ["Create", "Announce"])
|
|
|> Map.put(:user, reading_user)
|
|
|> Map.put(:actor_id, user.ap_id)
|
|
|> Map.put(:pinned_object_ids, Map.keys(user.pinned_objects))
|
|
|
|
params =
|
|
if User.blocks?(reading_user, user) do
|
|
params
|
|
else
|
|
params
|
|
|> Map.put(:blocking_user, reading_user)
|
|
|> Map.put(:muting_user, reading_user)
|
|
end
|
|
|
|
pagination_type = Map.get(params, :pagination_type) || :keyset
|
|
|
|
%{
|
|
godmode: params[:godmode],
|
|
reading_user: reading_user
|
|
}
|
|
|> user_activities_recipients()
|
|
|> fetch_activities(params, pagination_type)
|
|
end
|
|
|
|
def fetch_statuses(reading_user, %{total: true} = params) do
|
|
result = fetch_activities_for_reading_user(reading_user, params)
|
|
Keyword.put(result, :items, Enum.reverse(result[:items]))
|
|
end
|
|
|
|
def fetch_statuses(reading_user, params) do
|
|
reading_user
|
|
|> fetch_activities_for_reading_user(params)
|
|
|> Enum.reverse()
|
|
end
|
|
|
|
defp fetch_activities_for_reading_user(reading_user, params) do
|
|
params = Map.put(params, :type, ["Create", "Announce"])
|
|
|
|
%{
|
|
godmode: params[:godmode],
|
|
reading_user: reading_user
|
|
}
|
|
|> user_activities_recipients()
|
|
|> fetch_activities(params, :offset)
|
|
end
|
|
|
|
def user_activities_recipients(%{godmode: true}), do: []
|
|
|
|
def user_activities_recipients(%{reading_user: reading_user}) do
|
|
if not is_nil(reading_user) and reading_user.local do
|
|
[
|
|
Constants.as_public(),
|
|
as_local_public(),
|
|
reading_user.ap_id | User.following(reading_user)
|
|
]
|
|
else
|
|
[Constants.as_public()]
|
|
end
|
|
end
|
|
|
|
defp restrict_announce_object_actor(_query, %{announce_filtering_user: _, skip_preload: true}) do
|
|
raise "Can't use the child object without preloading!"
|
|
end
|
|
|
|
defp restrict_announce_object_actor(query, %{announce_filtering_user: %{ap_id: actor}}) do
|
|
from(
|
|
[activity, object] in query,
|
|
where:
|
|
fragment(
|
|
"?->>'type' != ? or ?->>'actor' != ?",
|
|
activity.data,
|
|
"Announce",
|
|
object.data,
|
|
^actor
|
|
)
|
|
)
|
|
end
|
|
|
|
defp restrict_announce_object_actor(query, _), do: query
|
|
|
|
defp restrict_since(query, %{since_id: ""}), do: query
|
|
|
|
defp restrict_since(query, %{since_id: since_id}) do
|
|
from(activity in query, where: activity.id > ^since_id)
|
|
end
|
|
|
|
defp restrict_since(query, _), do: query
|
|
|
|
defp restrict_embedded_tag_all(_query, %{tag_all: _tag_all, skip_preload: true}) do
|
|
raise_on_missing_preload()
|
|
end
|
|
|
|
defp restrict_embedded_tag_all(query, %{tag_all: [_ | _] = tag_all}) do
|
|
from(
|
|
[_activity, object] in query,
|
|
where: fragment("(?)->'tag' \\?& (?)", object.data, ^tag_all)
|
|
)
|
|
end
|
|
|
|
defp restrict_embedded_tag_all(query, %{tag_all: tag}) when is_binary(tag) do
|
|
restrict_embedded_tag_any(query, %{tag: tag})
|
|
end
|
|
|
|
defp restrict_embedded_tag_all(query, _), do: query
|
|
|
|
defp restrict_embedded_tag_any(_query, %{tag: _tag, skip_preload: true}) do
|
|
raise_on_missing_preload()
|
|
end
|
|
|
|
defp restrict_embedded_tag_any(query, %{tag: [_ | _] = tag_any}) do
|
|
from(
|
|
[_activity, object] in query,
|
|
where: fragment("(?)->'tag' \\?| (?)", object.data, ^tag_any)
|
|
)
|
|
end
|
|
|
|
defp restrict_embedded_tag_any(query, %{tag: tag}) when is_binary(tag) do
|
|
restrict_embedded_tag_any(query, %{tag: [tag]})
|
|
end
|
|
|
|
defp restrict_embedded_tag_any(query, _), do: query
|
|
|
|
defp restrict_embedded_tag_reject_any(_query, %{tag_reject: _tag_reject, skip_preload: true}) do
|
|
raise_on_missing_preload()
|
|
end
|
|
|
|
defp restrict_embedded_tag_reject_any(query, %{tag_reject: [_ | _] = tag_reject}) do
|
|
from(
|
|
[_activity, object] in query,
|
|
where: fragment("not (?)->'tag' \\?| (?)", object.data, ^tag_reject)
|
|
)
|
|
end
|
|
|
|
defp restrict_embedded_tag_reject_any(query, %{tag_reject: tag_reject})
|
|
when is_binary(tag_reject) do
|
|
restrict_embedded_tag_reject_any(query, %{tag_reject: [tag_reject]})
|
|
end
|
|
|
|
defp restrict_embedded_tag_reject_any(query, _), do: query
|
|
|
|
defp object_ids_query_for_tags(tags) do
|
|
from(hto in "hashtags_objects")
|
|
|> join(:inner, [hto], ht in Pleroma.Hashtag, on: hto.hashtag_id == ht.id)
|
|
|> where([hto, ht], ht.name in ^tags)
|
|
|> select([hto], hto.object_id)
|
|
|> distinct([hto], true)
|
|
end
|
|
|
|
defp restrict_hashtag_all(_query, %{tag_all: _tag, skip_preload: true}) do
|
|
raise_on_missing_preload()
|
|
end
|
|
|
|
defp restrict_hashtag_all(query, %{tag_all: [single_tag]}) do
|
|
restrict_hashtag_any(query, %{tag: single_tag})
|
|
end
|
|
|
|
defp restrict_hashtag_all(query, %{tag_all: [_ | _] = tags}) do
|
|
from(
|
|
[_activity, object] in query,
|
|
where:
|
|
fragment(
|
|
"""
|
|
(SELECT array_agg(hashtags.name) FROM hashtags JOIN hashtags_objects
|
|
ON hashtags_objects.hashtag_id = hashtags.id WHERE hashtags.name = ANY(?)
|
|
AND hashtags_objects.object_id = ?) @> ?
|
|
""",
|
|
^tags,
|
|
object.id,
|
|
^tags
|
|
)
|
|
)
|
|
end
|
|
|
|
defp restrict_hashtag_all(query, %{tag_all: tag}) when is_binary(tag) do
|
|
restrict_hashtag_all(query, %{tag_all: [tag]})
|
|
end
|
|
|
|
defp restrict_hashtag_all(query, _), do: query
|
|
|
|
defp restrict_hashtag_any(_query, %{tag: _tag, skip_preload: true}) do
|
|
raise_on_missing_preload()
|
|
end
|
|
|
|
defp restrict_hashtag_any(query, %{tag: [_ | _] = tags}) do
|
|
hashtag_ids =
|
|
from(ht in Hashtag, where: ht.name in ^tags, select: ht.id)
|
|
|> Repo.all()
|
|
|
|
# Note: NO extra ordering should be done on "activities.id desc nulls last" for optimal plan
|
|
from(
|
|
[_activity, object] in query,
|
|
join: hto in "hashtags_objects",
|
|
on: hto.object_id == object.id,
|
|
where: hto.hashtag_id in ^hashtag_ids,
|
|
distinct: [desc: object.id],
|
|
order_by: [desc: object.id]
|
|
)
|
|
end
|
|
|
|
defp restrict_hashtag_any(query, %{tag: tag}) when is_binary(tag) do
|
|
restrict_hashtag_any(query, %{tag: [tag]})
|
|
end
|
|
|
|
defp restrict_hashtag_any(query, _), do: query
|
|
|
|
defp restrict_hashtag_reject_any(_query, %{tag_reject: _tag_reject, skip_preload: true}) do
|
|
raise_on_missing_preload()
|
|
end
|
|
|
|
defp restrict_hashtag_reject_any(query, %{tag_reject: [_ | _] = tags_reject}) do
|
|
from(
|
|
[_activity, object] in query,
|
|
where: object.id not in subquery(object_ids_query_for_tags(tags_reject))
|
|
)
|
|
end
|
|
|
|
defp restrict_hashtag_reject_any(query, %{tag_reject: tag_reject}) when is_binary(tag_reject) do
|
|
restrict_hashtag_reject_any(query, %{tag_reject: [tag_reject]})
|
|
end
|
|
|
|
defp restrict_hashtag_reject_any(query, _), do: query
|
|
|
|
defp raise_on_missing_preload do
|
|
raise "Can't use the child object without preloading!"
|
|
end
|
|
|
|
defp restrict_recipients(query, [], _user), do: query
|
|
|
|
defp restrict_recipients(query, recipients, nil) do
|
|
from(activity in query, where: fragment("? && ?", ^recipients, activity.recipients))
|
|
end
|
|
|
|
defp restrict_recipients(query, recipients, user) do
|
|
from(
|
|
activity in query,
|
|
where: fragment("? && ?", ^recipients, activity.recipients),
|
|
or_where: activity.actor == ^user.ap_id
|
|
)
|
|
end
|
|
|
|
# Essentially, either look for activities addressed to `recipients`, _OR_ ones
|
|
# that reference a hashtag that the user follows
|
|
# Firstly, two fallbacks in case there's no hashtag constraint, or the user doesn't
|
|
# follow any
|
|
defp restrict_recipients_or_hashtags(query, recipients, user, nil) do
|
|
restrict_recipients(query, recipients, user)
|
|
end
|
|
|
|
defp restrict_recipients_or_hashtags(query, recipients, user, []) do
|
|
restrict_recipients(query, recipients, user)
|
|
end
|
|
|
|
defp restrict_recipients_or_hashtags(query, recipients, _user, hashtag_ids) do
|
|
from([activity, object] in query)
|
|
|> join(:left, [activity, object], hto in "hashtags_objects",
|
|
on: hto.object_id == object.id,
|
|
as: :hto
|
|
)
|
|
|> where(
|
|
[activity, object, hto: hto],
|
|
(hto.hashtag_id in ^hashtag_ids and ^Constants.as_public() in activity.recipients) or
|
|
fragment("? && ?", ^recipients, activity.recipients)
|
|
)
|
|
end
|
|
|
|
defp restrict_local(query, %{local_only: true}) do
|
|
from(activity in query, where: activity.local == true)
|
|
end
|
|
|
|
defp restrict_local(query, _), do: query
|
|
|
|
defp restrict_remote(query, %{remote: true}) do
|
|
from(activity in query, where: activity.local == false)
|
|
end
|
|
|
|
defp restrict_remote(query, _), do: query
|
|
|
|
defp restrict_actor(query, %{actor_id: actor_id}) do
|
|
from(activity in query, where: activity.actor == ^actor_id)
|
|
end
|
|
|
|
defp restrict_actor(query, _), do: query
|
|
|
|
defp restrict_type(query, %{type: type}) when is_binary(type) do
|
|
from(activity in query, where: fragment("?->>'type' = ?", activity.data, ^type))
|
|
end
|
|
|
|
defp restrict_type(query, %{type: type}) do
|
|
from(activity in query, where: fragment("?->>'type' = ANY(?)", activity.data, ^type))
|
|
end
|
|
|
|
defp restrict_type(query, _), do: query
|
|
|
|
defp restrict_state(query, %{state: state}) do
|
|
from(activity in query, where: fragment("?->>'state' = ?", activity.data, ^state))
|
|
end
|
|
|
|
defp restrict_state(query, _), do: query
|
|
|
|
defp restrict_favorited_by(query, %{favorited_by: ap_id}) do
|
|
from(
|
|
[_activity, object] in query,
|
|
where: fragment("(?)->'likes' \\? (?)", object.data, ^ap_id)
|
|
)
|
|
end
|
|
|
|
defp restrict_favorited_by(query, _), do: query
|
|
|
|
defp restrict_media(_query, %{only_media: _val, skip_preload: true}) do
|
|
raise "Can't use the child object without preloading!"
|
|
end
|
|
|
|
defp restrict_media(query, %{only_media: true}) do
|
|
from(
|
|
[activity, object] in query,
|
|
where: fragment("(?)->>'type' = ?", activity.data, "Create"),
|
|
where: fragment("not (?)->'attachment' = (?)", object.data, ^[])
|
|
)
|
|
end
|
|
|
|
defp restrict_media(query, _), do: query
|
|
|
|
defp restrict_replies(query, %{exclude_replies: true}) do
|
|
from(
|
|
[_activity, object] in query,
|
|
where: fragment("?->>'inReplyTo' is null", object.data)
|
|
)
|
|
end
|
|
|
|
defp restrict_replies(query, %{
|
|
reply_filtering_user: %User{} = user,
|
|
reply_visibility: "self"
|
|
}) do
|
|
from(
|
|
[activity, object] in query,
|
|
where:
|
|
fragment(
|
|
"?->>'inReplyTo' is null OR ? = ANY(?)",
|
|
object.data,
|
|
^user.ap_id,
|
|
activity.recipients
|
|
)
|
|
)
|
|
end
|
|
|
|
defp restrict_replies(query, %{
|
|
reply_filtering_user: %User{} = user,
|
|
reply_visibility: "following"
|
|
}) do
|
|
from(
|
|
[activity, object] in query,
|
|
where:
|
|
fragment(
|
|
"""
|
|
?->>'type' != 'Create' -- This isn't a Create
|
|
OR ?->>'inReplyTo' is null -- this isn't a reply
|
|
OR ? && array_remove(?, ?) -- The recipient is us or one of our friends,
|
|
-- unless they are the author (because authors
|
|
-- are also part of the recipients). This leads
|
|
-- to a bug that self-replies by friends won't
|
|
-- show up.
|
|
OR ? = ? -- The actor is us
|
|
""",
|
|
activity.data,
|
|
object.data,
|
|
^[user.ap_id | User.get_cached_user_friends_ap_ids(user)],
|
|
activity.recipients,
|
|
activity.actor,
|
|
activity.actor,
|
|
^user.ap_id
|
|
)
|
|
)
|
|
end
|
|
|
|
defp restrict_replies(query, _), do: query
|
|
|
|
defp restrict_reblogs(query, %{exclude_reblogs: true}) do
|
|
from(activity in query, where: fragment("?->>'type' != 'Announce'", activity.data))
|
|
end
|
|
|
|
defp restrict_reblogs(query, _), do: query
|
|
|
|
defp restrict_muted(query, %{with_muted: true}), do: query
|
|
|
|
defp restrict_muted(query, %{muting_user: %User{} = user} = opts) do
|
|
mutes = opts[:muted_users_ap_ids] || User.muted_users_ap_ids(user)
|
|
|
|
query =
|
|
from([activity] in query,
|
|
where: fragment("not (? = ANY(?))", activity.actor, ^mutes),
|
|
where:
|
|
fragment(
|
|
"not (?->'to' \\?| ?) or ? = ?",
|
|
activity.data,
|
|
^mutes,
|
|
activity.actor,
|
|
^user.ap_id
|
|
)
|
|
)
|
|
|
|
unless opts[:skip_preload] do
|
|
from([thread_mute: tm] in query, where: is_nil(tm.user_id))
|
|
else
|
|
query
|
|
end
|
|
end
|
|
|
|
defp restrict_muted(query, _), do: query
|
|
|
|
defp restrict_blocked(query, %{blocking_user: %User{} = user} = opts) do
|
|
blocked_ap_ids = opts[:blocked_users_ap_ids] || User.blocked_users_ap_ids(user)
|
|
domain_blocks = user.domain_blocks || []
|
|
|
|
following_ap_ids = User.get_friends_ap_ids(user)
|
|
|
|
query =
|
|
if has_named_binding?(query, :object), do: query, else: Activity.with_joined_object(query)
|
|
|
|
from(
|
|
[activity, object: o] in query,
|
|
# You don't block the author
|
|
where: fragment("not (? = ANY(?))", activity.actor, ^blocked_ap_ids),
|
|
|
|
# You don't block any recipients, and didn't author the post
|
|
where:
|
|
fragment(
|
|
"((not (? && ?)) or ? = ?)",
|
|
activity.recipients,
|
|
^blocked_ap_ids,
|
|
activity.actor,
|
|
^user.ap_id
|
|
),
|
|
|
|
# You don't block the domain of any recipients, and didn't author the post
|
|
where:
|
|
fragment(
|
|
"(recipients_contain_blocked_domains(?, ?) = false) or ? = ?",
|
|
activity.recipients,
|
|
^domain_blocks,
|
|
activity.actor,
|
|
^user.ap_id
|
|
),
|
|
|
|
# It's not a boost of a user you block
|
|
where:
|
|
fragment(
|
|
"not (?->>'type' = 'Announce' and ?->'to' \\?| ?)",
|
|
activity.data,
|
|
activity.data,
|
|
^blocked_ap_ids
|
|
),
|
|
|
|
# You don't block the author's domain, and also don't follow the author
|
|
where:
|
|
fragment(
|
|
"(not (split_part(?, '/', 3) = ANY(?))) or ? = ANY(?)",
|
|
activity.actor,
|
|
^domain_blocks,
|
|
activity.actor,
|
|
^following_ap_ids
|
|
),
|
|
|
|
# Same as above, but checks the Object
|
|
where:
|
|
fragment(
|
|
"(not (split_part(?->>'actor', '/', 3) = ANY(?))) or (?->>'actor') = ANY(?)",
|
|
o.data,
|
|
^domain_blocks,
|
|
o.data,
|
|
^following_ap_ids
|
|
)
|
|
)
|
|
end
|
|
|
|
defp restrict_blocked(query, _), do: query
|
|
|
|
defp restrict_blockers_visibility(query, %{blocking_user: %User{} = user}) do
|
|
if Config.get([:activitypub, :blockers_visible]) == true do
|
|
query
|
|
else
|
|
blocker_ap_ids = User.incoming_relationships_ungrouped_ap_ids(user, [:block])
|
|
|
|
from(
|
|
activity in query,
|
|
# The author doesn't block you
|
|
where: fragment("not (? = ANY(?))", activity.actor, ^blocker_ap_ids),
|
|
|
|
# It's not a boost of a user that blocks you
|
|
where:
|
|
fragment(
|
|
"not (?->>'type' = 'Announce' and ?->'to' \\?| ?)",
|
|
activity.data,
|
|
activity.data,
|
|
^blocker_ap_ids
|
|
)
|
|
)
|
|
end
|
|
end
|
|
|
|
defp restrict_blockers_visibility(query, _), do: query
|
|
|
|
defp restrict_unlisted(query, %{restrict_unlisted: true}) do
|
|
from(
|
|
activity in query,
|
|
where:
|
|
fragment(
|
|
"not (coalesce(?->'cc', '{}'::jsonb) \\?| ?)",
|
|
activity.data,
|
|
^[Constants.as_public()]
|
|
)
|
|
)
|
|
end
|
|
|
|
defp restrict_unlisted(query, _), do: query
|
|
|
|
defp restrict_pinned(query, %{pinned: true, pinned_object_ids: ids}) do
|
|
from(
|
|
[activity, object: o] in query,
|
|
where:
|
|
fragment(
|
|
"(?)->>'type' = 'Create' and coalesce((?)->'object'->>'id', (?)->>'object') = any (?)",
|
|
activity.data,
|
|
activity.data,
|
|
activity.data,
|
|
^ids
|
|
)
|
|
)
|
|
end
|
|
|
|
defp restrict_pinned(query, _), do: query
|
|
|
|
defp restrict_muted_reblogs(query, %{muting_user: %User{} = user} = opts) do
|
|
muted_reblogs = opts[:reblog_muted_users_ap_ids] || User.reblog_muted_users_ap_ids(user)
|
|
|
|
from(
|
|
activity in query,
|
|
where:
|
|
fragment(
|
|
"not ( ?->>'type' = 'Announce' and ? = ANY(?))",
|
|
activity.data,
|
|
activity.actor,
|
|
^muted_reblogs
|
|
)
|
|
)
|
|
end
|
|
|
|
defp restrict_muted_reblogs(query, _), do: query
|
|
|
|
defp restrict_instance(query, %{instance: instance}) when is_binary(instance) do
|
|
from(
|
|
activity in query,
|
|
where: fragment("split_part(actor::text, '/'::text, 3) = ?", ^instance)
|
|
)
|
|
end
|
|
|
|
defp restrict_instance(query, %{instance: instance}) when is_list(instance) do
|
|
from(
|
|
activity in query,
|
|
where: fragment("split_part(actor::text, '/'::text, 3) = ANY(?)", ^instance)
|
|
)
|
|
end
|
|
|
|
defp restrict_instance(query, _), do: query
|
|
|
|
defp restrict_filtered(query, %{user: %User{} = user}) do
|
|
case Filter.compose_regex(user) do
|
|
nil ->
|
|
query
|
|
|
|
regex ->
|
|
from([activity, object] in query,
|
|
where:
|
|
fragment("not(?->>'content' ~* ?)", object.data, ^regex) or
|
|
activity.actor == ^user.ap_id
|
|
)
|
|
end
|
|
end
|
|
|
|
defp restrict_filtered(query, %{blocking_user: %User{} = user}) do
|
|
restrict_filtered(query, %{user: user})
|
|
end
|
|
|
|
defp restrict_filtered(query, _), do: query
|
|
|
|
defp exclude_poll_votes(query, %{include_poll_votes: true}), do: query
|
|
|
|
defp exclude_poll_votes(query, _) do
|
|
if has_named_binding?(query, :object) do
|
|
from([activity, object: o] in query,
|
|
where: fragment("not(?->>'type' = ?)", o.data, "Answer")
|
|
)
|
|
else
|
|
query
|
|
end
|
|
end
|
|
|
|
defp exclude_invisible_actors(query, %{type: "Flag"}), do: query
|
|
defp exclude_invisible_actors(query, %{invisible_actors: true}), do: query
|
|
|
|
defp exclude_invisible_actors(query, _opts) do
|
|
query
|
|
|> join(:inner, [activity], u in User,
|
|
as: :u,
|
|
on: activity.actor == u.ap_id and u.invisible == false
|
|
)
|
|
end
|
|
|
|
defp exclude_id(query, %{exclude_id: id}) when is_binary(id) do
|
|
from(activity in query, where: activity.id != ^id)
|
|
end
|
|
|
|
defp exclude_id(query, _), do: query
|
|
|
|
defp maybe_preload_objects(query, %{skip_preload: true}), do: query
|
|
|
|
defp maybe_preload_objects(query, _) do
|
|
query
|
|
|> Activity.with_preloaded_object()
|
|
end
|
|
|
|
defp maybe_preload_bookmarks(query, %{skip_preload: true}), do: query
|
|
|
|
defp maybe_preload_bookmarks(query, opts) do
|
|
query
|
|
|> Activity.with_preloaded_bookmark(opts[:user])
|
|
end
|
|
|
|
defp maybe_preload_report_notes(query, %{preload_report_notes: true}) do
|
|
query
|
|
|> Activity.with_preloaded_report_notes()
|
|
end
|
|
|
|
defp maybe_preload_report_notes(query, _), do: query
|
|
|
|
defp maybe_set_thread_muted_field(query, %{skip_preload: true}), do: query
|
|
|
|
defp maybe_set_thread_muted_field(query, opts) do
|
|
query
|
|
|> Activity.with_set_thread_muted_field(opts[:muting_user] || opts[:user])
|
|
end
|
|
|
|
defp maybe_order(query, %{order: :desc}) do
|
|
query
|
|
|> order_by(desc: :id)
|
|
end
|
|
|
|
defp maybe_order(query, %{order: :asc}) do
|
|
query
|
|
|> order_by(asc: :id)
|
|
end
|
|
|
|
defp maybe_order(query, _), do: query
|
|
|
|
defp normalize_fetch_activities_query_opts(opts) do
|
|
Enum.reduce([:tag, :tag_all, :tag_reject], opts, fn key, opts ->
|
|
case opts[key] do
|
|
value when is_bitstring(value) ->
|
|
Map.put(opts, key, Hashtag.normalize_name(value))
|
|
|
|
value when is_list(value) ->
|
|
normalized_value =
|
|
value
|
|
|> Enum.map(&Hashtag.normalize_name/1)
|
|
|> Enum.uniq()
|
|
|
|
Map.put(opts, key, normalized_value)
|
|
|
|
_ ->
|
|
opts
|
|
end
|
|
end)
|
|
end
|
|
|
|
defp fetch_activities_query_ap_ids_ops(opts) do
|
|
source_user = opts[:muting_user]
|
|
ap_id_relationships = if source_user, do: [:mute, :reblog_mute], else: []
|
|
|
|
ap_id_relationships =
|
|
if opts[:blocking_user] && opts[:blocking_user] == source_user do
|
|
[:block | ap_id_relationships]
|
|
else
|
|
ap_id_relationships
|
|
end
|
|
|
|
preloaded_ap_ids = User.outgoing_relationships_ap_ids(source_user, ap_id_relationships)
|
|
|
|
restrict_blocked_opts = Map.merge(%{blocked_users_ap_ids: preloaded_ap_ids[:block]}, opts)
|
|
restrict_muted_opts = Map.merge(%{muted_users_ap_ids: preloaded_ap_ids[:mute]}, opts)
|
|
|
|
restrict_muted_reblogs_opts =
|
|
Map.merge(%{reblog_muted_users_ap_ids: preloaded_ap_ids[:reblog_mute]}, opts)
|
|
|
|
{restrict_blocked_opts, restrict_muted_opts, restrict_muted_reblogs_opts}
|
|
end
|
|
|
|
def fetch_activities_query(recipients, opts \\ %{}) do
|
|
opts = normalize_fetch_activities_query_opts(opts)
|
|
|
|
{restrict_blocked_opts, restrict_muted_opts, restrict_muted_reblogs_opts} =
|
|
fetch_activities_query_ap_ids_ops(opts)
|
|
|
|
config = %{
|
|
skip_thread_containment: Config.get([:instance, :skip_thread_containment])
|
|
}
|
|
|
|
query =
|
|
Activity
|
|
|> maybe_preload_objects(opts)
|
|
|> maybe_preload_bookmarks(opts)
|
|
|> maybe_preload_report_notes(opts)
|
|
|> maybe_set_thread_muted_field(opts)
|
|
|> maybe_order(opts)
|
|
|> restrict_recipients_or_hashtags(recipients, opts[:user], opts[:followed_hashtags])
|
|
|> restrict_replies(opts)
|
|
|> restrict_since(opts)
|
|
|> restrict_local(opts)
|
|
|> restrict_remote(opts)
|
|
|> restrict_actor(opts)
|
|
|> restrict_type(opts)
|
|
|> restrict_state(opts)
|
|
|> restrict_favorited_by(opts)
|
|
|> restrict_blocked(restrict_blocked_opts)
|
|
|> restrict_blockers_visibility(opts)
|
|
|> restrict_muted(restrict_muted_opts)
|
|
|> restrict_filtered(opts)
|
|
|> restrict_media(opts)
|
|
|> restrict_visibility(opts)
|
|
|> restrict_thread_visibility(opts, config)
|
|
|> restrict_reblogs(opts)
|
|
|> restrict_pinned(opts)
|
|
|> restrict_muted_reblogs(restrict_muted_reblogs_opts)
|
|
|> restrict_instance(opts)
|
|
|> restrict_announce_object_actor(opts)
|
|
|> restrict_filtered(opts)
|
|
|> maybe_restrict_deactivated_users(opts)
|
|
|> exclude_poll_votes(opts)
|
|
|> exclude_invisible_actors(opts)
|
|
|> exclude_visibility(opts)
|
|
|
|
if Config.feature_enabled?(:improved_hashtag_timeline) do
|
|
query
|
|
|> restrict_hashtag_any(opts)
|
|
|> restrict_hashtag_all(opts)
|
|
|> restrict_hashtag_reject_any(opts)
|
|
else
|
|
query
|
|
|> restrict_embedded_tag_any(opts)
|
|
|> restrict_embedded_tag_all(opts)
|
|
|> restrict_embedded_tag_reject_any(opts)
|
|
end
|
|
end
|
|
|
|
@doc """
|
|
Fetch favorites activities of user with order by sort adds to favorites
|
|
"""
|
|
@spec fetch_favourites(User.t(), map(), Pagination.type()) :: list(Activity.t())
|
|
def fetch_favourites(user, params \\ %{}, pagination \\ :keyset) do
|
|
user.ap_id
|
|
|> Activity.Queries.by_actor()
|
|
|> Activity.Queries.by_type("Like")
|
|
|> Activity.with_joined_object()
|
|
|> Object.with_joined_activity()
|
|
|> select([like, object, activity], %{activity | object: object, pagination_id: like.id})
|
|
|> order_by([like, _, _], desc_nulls_last: like.id)
|
|
|> Pagination.fetch_paginated(
|
|
Map.merge(params, %{skip_order: true}),
|
|
pagination
|
|
)
|
|
end
|
|
|
|
defp maybe_update_cc(activities, [_ | _] = list_memberships, %User{ap_id: user_ap_id}) do
|
|
Enum.map(activities, fn
|
|
%{data: %{"bcc" => [_ | _] = bcc}} = activity ->
|
|
if Enum.any?(bcc, &(&1 in list_memberships)) do
|
|
update_in(activity.data["cc"], &[user_ap_id | &1])
|
|
else
|
|
activity
|
|
end
|
|
|
|
activity ->
|
|
activity
|
|
end)
|
|
end
|
|
|
|
defp maybe_update_cc(activities, _, _), do: activities
|
|
|
|
defp fetch_activities_bounded_query(query, recipients, recipients_with_public) do
|
|
from(activity in query,
|
|
where:
|
|
fragment("? && ?", activity.recipients, ^recipients) or
|
|
(fragment("? && ?", activity.recipients, ^recipients_with_public) and
|
|
^Constants.as_public() in activity.recipients)
|
|
)
|
|
end
|
|
|
|
def fetch_activities_bounded(
|
|
recipients,
|
|
recipients_with_public,
|
|
opts \\ %{},
|
|
pagination \\ :keyset
|
|
) do
|
|
fetch_activities_query([], opts)
|
|
|> fetch_activities_bounded_query(recipients, recipients_with_public)
|
|
|> Pagination.fetch_paginated(opts, pagination)
|
|
|> Enum.reverse()
|
|
end
|
|
|
|
@spec upload(Upload.source(), keyword()) :: {:ok, Object.t()} | {:error, any()}
|
|
def upload(file, opts \\ []) do
|
|
with {:ok, data} <- Upload.store(file, opts) do
|
|
obj_data = Maps.put_if_present(data, "actor", opts[:actor])
|
|
|
|
Repo.insert(%Object{data: obj_data})
|
|
end
|
|
end
|
|
|
|
@spec get_actor_url(any()) :: binary() | nil
|
|
defp get_actor_url(url) when is_binary(url), do: url
|
|
defp get_actor_url(%{"href" => href}) when is_binary(href), do: href
|
|
|
|
defp get_actor_url(url) when is_list(url) do
|
|
url
|
|
|> List.first()
|
|
|> get_actor_url()
|
|
end
|
|
|
|
defp get_actor_url(_url), do: nil
|
|
|
|
defp normalize_image(%{"url" => url}) do
|
|
%{
|
|
"type" => "Image",
|
|
"url" => [%{"href" => url}]
|
|
}
|
|
end
|
|
|
|
defp normalize_image(urls) when is_list(urls), do: urls |> List.first() |> normalize_image()
|
|
defp normalize_image(_), do: nil
|
|
|
|
defp object_to_user_data(data, additional) do
|
|
fields =
|
|
data
|
|
|> Map.get("attachment", [])
|
|
|> Enum.filter(fn %{"type" => t} -> t == "PropertyValue" end)
|
|
|> Enum.map(fn fields -> Map.take(fields, ["name", "value"]) end)
|
|
|
|
emojis =
|
|
data
|
|
|> Map.get("tag", [])
|
|
|> Enum.filter(fn
|
|
%{"type" => "Emoji"} -> true
|
|
_ -> false
|
|
end)
|
|
|> Map.new(fn %{"icon" => %{"url" => url}, "name" => name} ->
|
|
{String.trim(name, ":"), url}
|
|
end)
|
|
|
|
is_locked = data["manuallyApprovesFollowers"] || false
|
|
data = Transmogrifier.maybe_fix_user_object(data)
|
|
is_discoverable = data["discoverable"] || false
|
|
invisible = data["invisible"] || false
|
|
actor_type = data["type"] || "Person"
|
|
|
|
featured_address = data["featured"]
|
|
{:ok, pinned_objects} = fetch_and_prepare_featured_from_ap_id(featured_address)
|
|
|
|
public_key =
|
|
if is_map(data["publicKey"]) && is_binary(data["publicKey"]["publicKeyPem"]) do
|
|
data["publicKey"]["publicKeyPem"]
|
|
end
|
|
|
|
shared_inbox =
|
|
if is_map(data["endpoints"]) && is_binary(data["endpoints"]["sharedInbox"]) do
|
|
data["endpoints"]["sharedInbox"]
|
|
end
|
|
|
|
# if WebFinger request was already done, we probably have acct, otherwise
|
|
# we request WebFinger here
|
|
nickname = additional[:nickname_from_acct] || generate_nickname(data)
|
|
|
|
# also_known_as must be a URL
|
|
also_known_as =
|
|
data
|
|
|> Map.get("alsoKnownAs", [])
|
|
|> Enum.filter(fn url ->
|
|
case URI.parse(url) do
|
|
%URI{scheme: "http"} -> true
|
|
%URI{scheme: "https"} -> true
|
|
_ -> false
|
|
end
|
|
end)
|
|
|
|
%{
|
|
ap_id: data["id"],
|
|
uri: get_actor_url(data["url"]),
|
|
ap_enabled: true,
|
|
banner: normalize_image(data["image"]),
|
|
fields: fields,
|
|
emoji: emojis,
|
|
is_locked: is_locked,
|
|
is_discoverable: is_discoverable,
|
|
invisible: invisible,
|
|
avatar: normalize_image(data["icon"]),
|
|
name: data["name"],
|
|
follower_address: data["followers"],
|
|
following_address: data["following"],
|
|
featured_address: featured_address,
|
|
bio: data["summary"] || "",
|
|
actor_type: actor_type,
|
|
also_known_as: also_known_as,
|
|
public_key: public_key,
|
|
inbox: data["inbox"],
|
|
shared_inbox: shared_inbox,
|
|
pinned_objects: pinned_objects,
|
|
nickname: nickname
|
|
}
|
|
end
|
|
|
|
defp generate_nickname(%{"preferredUsername" => username} = data) when is_binary(username) do
|
|
generated = "#{username}@#{URI.parse(data["id"]).host}"
|
|
|
|
if Config.get([WebFinger, :update_nickname_on_user_fetch]) do
|
|
case WebFinger.finger(generated) do
|
|
{:ok, %{"subject" => "acct:" <> acct}} -> acct
|
|
_ -> generated
|
|
end
|
|
else
|
|
generated
|
|
end
|
|
end
|
|
|
|
# nickname can be nil because of virtual actors
|
|
defp generate_nickname(_), do: nil
|
|
|
|
def fetch_follow_information_for_user(user) do
|
|
with {:ok, following_data} <-
|
|
Fetcher.fetch_and_contain_remote_object_from_id(user.following_address),
|
|
{:ok, hide_follows} <- collection_private(following_data),
|
|
{:ok, followers_data} <-
|
|
Fetcher.fetch_and_contain_remote_object_from_id(user.follower_address),
|
|
{:ok, hide_followers} <- collection_private(followers_data) do
|
|
{:ok,
|
|
%{
|
|
hide_follows: hide_follows,
|
|
follower_count: normalize_counter(followers_data["totalItems"]),
|
|
following_count: normalize_counter(following_data["totalItems"]),
|
|
hide_followers: hide_followers
|
|
}}
|
|
else
|
|
{:error, _} = e -> e
|
|
e -> {:error, e}
|
|
end
|
|
end
|
|
|
|
defp normalize_counter(counter) when is_integer(counter), do: counter
|
|
defp normalize_counter(_), do: 0
|
|
|
|
def maybe_update_follow_information(user_data) do
|
|
with {:enabled, true} <- {:enabled, Config.get([:instance, :external_user_synchronization])},
|
|
{_, true} <- {:user_type_check, user_data[:type] in ["Person", "Service"]},
|
|
{_, true} <-
|
|
{:collections_available,
|
|
!!(user_data[:following_address] && user_data[:follower_address])},
|
|
{:ok, info} <-
|
|
fetch_follow_information_for_user(user_data) do
|
|
info = Map.merge(user_data[:info] || %{}, info)
|
|
|
|
user_data
|
|
|> Map.put(:info, info)
|
|
else
|
|
{:user_type_check, false} ->
|
|
user_data
|
|
|
|
{:collections_available, false} ->
|
|
user_data
|
|
|
|
{:enabled, false} ->
|
|
user_data
|
|
|
|
e ->
|
|
Logger.error(
|
|
"Follower/Following counter update for #{user_data.ap_id} failed.\n" <> inspect(e)
|
|
)
|
|
|
|
user_data
|
|
end
|
|
end
|
|
|
|
defp collection_private(%{"first" => %{"type" => type}})
|
|
when type in ["CollectionPage", "OrderedCollectionPage"],
|
|
do: {:ok, false}
|
|
|
|
defp collection_private(%{"first" => first}) do
|
|
with {:ok, %{"type" => type}} when type in ["CollectionPage", "OrderedCollectionPage"] <-
|
|
Fetcher.fetch_and_contain_remote_object_from_id(first) do
|
|
{:ok, false}
|
|
else
|
|
{:error, {:ok, %{status: code}}} when code in [401, 403] -> {:ok, true}
|
|
{:error, _} = e -> e
|
|
e -> {:error, e}
|
|
end
|
|
end
|
|
|
|
defp collection_private(_data), do: {:ok, true}
|
|
|
|
def user_data_from_user_object(data, additional \\ []) do
|
|
with {:ok, data} <- MRF.filter(data) do
|
|
{:ok, object_to_user_data(data, additional)}
|
|
else
|
|
e -> {:error, e}
|
|
end
|
|
end
|
|
|
|
def fetch_and_prepare_user_from_ap_id(ap_id, additional \\ []) do
|
|
with {:ok, data} <- Fetcher.fetch_and_contain_remote_object_from_id(ap_id),
|
|
{:ok, data} <- user_data_from_user_object(data, additional) do
|
|
{:ok, maybe_update_follow_information(data)}
|
|
else
|
|
# If this has been deleted, only log a debug and not an error
|
|
{:error, {"Object has been deleted", _, _} = e} ->
|
|
Logger.debug("Could not decode user at fetch #{ap_id}, #{inspect(e)}")
|
|
{:error, e}
|
|
|
|
{:error, {:reject, reason} = e} ->
|
|
Logger.debug("Rejected user #{ap_id}: #{inspect(reason)}")
|
|
{:error, e}
|
|
|
|
{:error, e} ->
|
|
Logger.error("Could not decode user at fetch #{ap_id}, #{inspect(e)}")
|
|
{:error, e}
|
|
end
|
|
end
|
|
|
|
def maybe_handle_clashing_nickname(data) do
|
|
with nickname when is_binary(nickname) <- data[:nickname],
|
|
%User{} = old_user <- User.get_by_nickname(nickname),
|
|
{_, false} <- {:ap_id_comparison, data[:ap_id] == old_user.ap_id} do
|
|
Logger.info(
|
|
"Found an old user for #{nickname}, the old ap id is #{old_user.ap_id}, new one is #{data[:ap_id]}, renaming."
|
|
)
|
|
|
|
old_user
|
|
|> User.remote_user_changeset(%{nickname: "#{old_user.id}.#{old_user.nickname}"})
|
|
|> User.update_and_set_cache()
|
|
else
|
|
{:ap_id_comparison, true} ->
|
|
Logger.info(
|
|
"Found an old user for #{data[:nickname]}, but the ap id #{data[:ap_id]} is the same as the new user. Race condition? Not changing anything."
|
|
)
|
|
|
|
_ ->
|
|
nil
|
|
end
|
|
end
|
|
|
|
def pin_data_from_featured_collection(%{
|
|
"type" => "OrderedCollection",
|
|
"first" => first
|
|
}) do
|
|
with {:ok, page} <- Fetcher.fetch_and_contain_remote_object_from_id(first) do
|
|
page
|
|
|> Map.get("orderedItems")
|
|
|> Map.new(fn %{"id" => object_ap_id} -> {object_ap_id, NaiveDateTime.utc_now()} end)
|
|
else
|
|
e ->
|
|
Logger.error("Could not decode featured collection at fetch #{first}, #{inspect(e)}")
|
|
{:ok, %{}}
|
|
end
|
|
end
|
|
|
|
def pin_data_from_featured_collection(
|
|
%{
|
|
"type" => type
|
|
} = collection
|
|
)
|
|
when type in ["OrderedCollection", "Collection"] do
|
|
{:ok, objects} = Collections.Fetcher.fetch_collection(collection)
|
|
|
|
# Items can either be a map _or_ a string
|
|
objects
|
|
|> Map.new(fn
|
|
ap_id when is_binary(ap_id) -> {ap_id, NaiveDateTime.utc_now()}
|
|
%{"id" => object_ap_id} -> {object_ap_id, NaiveDateTime.utc_now()}
|
|
end)
|
|
end
|
|
|
|
def fetch_and_prepare_featured_from_ap_id(nil) do
|
|
{:ok, %{}}
|
|
end
|
|
|
|
def fetch_and_prepare_featured_from_ap_id(ap_id) do
|
|
with {:ok, data} <- Fetcher.fetch_and_contain_remote_object_from_id(ap_id) do
|
|
{:ok, pin_data_from_featured_collection(data)}
|
|
else
|
|
e ->
|
|
Logger.error("Could not decode featured collection at fetch #{ap_id}, #{inspect(e)}")
|
|
{:ok, %{}}
|
|
end
|
|
end
|
|
|
|
def pinned_fetch_task(nil), do: nil
|
|
|
|
def pinned_fetch_task(%{pinned_objects: pins}) do
|
|
if Enum.all?(pins, fn {ap_id, _} ->
|
|
Object.get_cached_by_ap_id(ap_id) ||
|
|
match?({:ok, _object}, Fetcher.fetch_object_from_id(ap_id))
|
|
end) do
|
|
:ok
|
|
else
|
|
:error
|
|
end
|
|
end
|
|
|
|
def make_user_from_ap_id(ap_id, additional \\ []) do
|
|
user = User.get_cached_by_ap_id(ap_id)
|
|
|
|
if user && !User.ap_enabled?(user) do
|
|
Transmogrifier.upgrade_user_from_ap_id(ap_id)
|
|
else
|
|
with {:ok, data} <- fetch_and_prepare_user_from_ap_id(ap_id, additional) do
|
|
{:ok, _pid} = Task.start(fn -> pinned_fetch_task(data) end)
|
|
|
|
if user do
|
|
user
|
|
|> User.remote_user_changeset(data)
|
|
|> User.update_and_set_cache()
|
|
else
|
|
maybe_handle_clashing_nickname(data)
|
|
|
|
data
|
|
|> User.remote_user_changeset()
|
|
|> Repo.insert()
|
|
|> User.set_cache()
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
def make_user_from_nickname(nickname) do
|
|
with {:ok, %{"ap_id" => ap_id, "subject" => "acct:" <> acct}} when not is_nil(ap_id) <-
|
|
WebFinger.finger(nickname) do
|
|
make_user_from_ap_id(ap_id, nickname_from_acct: acct)
|
|
else
|
|
_e -> {:error, "No AP id in WebFinger"}
|
|
end
|
|
end
|
|
|
|
# filter out broken threads
|
|
defp contain_broken_threads(%Activity{} = activity, %User{} = user) do
|
|
entire_thread_visible_for_user?(activity, user)
|
|
end
|
|
|
|
# do post-processing on a specific activity
|
|
def contain_activity(%Activity{} = activity, %User{} = user) do
|
|
contain_broken_threads(activity, user)
|
|
end
|
|
|
|
def fetch_direct_messages_query do
|
|
Activity
|
|
|> restrict_type(%{type: "Create"})
|
|
|> restrict_visibility(%{visibility: "direct"})
|
|
|> order_by([activity], asc: activity.id)
|
|
end
|
|
|
|
defp maybe_restrict_deactivated_users(activity, %{type: "Flag"}), do: activity
|
|
|
|
defp maybe_restrict_deactivated_users(activity, _opts),
|
|
do: Activity.restrict_deactivated_users(activity)
|
|
end
|