X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Factivity_pub%2Factivity_pub.ex;h=e012f2779e9be2820d609f8276c6c004d0b86d2a;hb=1dac7d14623f36744953a523650211540d90d1fc;hp=5059bff03b3d88dc1b377ece8e1a2b05c8037058;hpb=e4f1d8f48c85b8a388d6c3945db157de5ce588c5;p=akkoma

diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index 5059bff03..e012f2779 100644
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -1,5 +1,5 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.ActivityPub.ActivityPub do
@@ -33,6 +33,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
   require Pleroma.Constants
 
   @behaviour Pleroma.Web.ActivityPub.ActivityPub.Persisting
+  @behaviour Pleroma.Web.ActivityPub.ActivityPub.Streaming
 
   defp get_recipients(%{"type" => "Create"} = data) do
     to = Map.get(data, "to", [])
@@ -55,7 +56,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp check_actor_is_active(actor) when is_binary(actor) do
     case User.get_cached_by_ap_id(actor) do
-      %User{deactivated: deactivated} -> not deactivated
+      %User{is_active: true} -> true
       _ -> false
     end
   end
@@ -224,6 +225,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     Streamer.stream("participation", participations)
   end
 
+  @impl true
   def stream_out_participations(%Object{data: %{"context" => context}}, user) do
     with %Conversation{} = conversation <- Conversation.get_for_ap_id(context) do
       conversation = Repo.preload(conversation, :participations)
@@ -240,8 +242,10 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     end
   end
 
+  @impl true
   def stream_out_participations(_, _), do: :noop
 
+  @impl true
   def stream_out(%Activity{data: %{"type" => data_type}} = activity)
       when data_type in ["Create", "Announce", "Delete"] do
     activity
@@ -249,6 +253,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     |> Streamer.stream(activity)
   end
 
+  @impl true
   def stream_out(_activity) do
     :noop
   end
@@ -372,6 +377,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
          :ok <-
            maybe_federate(stripped_activity) do
       User.all_superusers()
+      |> Enum.filter(fn user -> user.ap_id != actor end)
       |> Enum.filter(fn user -> not is_nil(user.email) end)
       |> Enum.each(fn superuser ->
         superuser
@@ -586,7 +592,21 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     |> Enum.reverse()
   end
 
-  def fetch_user_activities(user, reading_user, params \\ %{}) do
+  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"])
@@ -603,16 +623,28 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
         |> 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)
-    |> Enum.reverse()
+    |> 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"])
 
     %{
@@ -621,7 +653,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     }
     |> user_activities_recipients()
     |> fetch_activities(params, :offset)
-    |> Enum.reverse()
   end
 
   defp user_activities_recipients(%{godmode: true}), do: []
@@ -662,51 +693,150 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_since(query, _), do: query
 
-  defp restrict_tag_reject(_query, %{tag_reject: _tag_reject, skip_preload: true}) do
-    raise "Can't use the child object without preloading!"
+  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
+    tag_all = Enum.map(tag_all, &String.downcase/1)
+
+    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
+    tag_any = Enum.map(tag_any, &String.downcase/1)
+
+    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_tag_reject(query, %{tag_reject: [_ | _] = tag_reject}) do
+  defp restrict_embedded_tag_reject_any(query, %{tag_reject: [_ | _] = tag_reject}) do
+    tag_reject = Enum.map(tag_reject, &String.downcase/1)
+
     from(
       [_activity, object] in query,
       where: fragment("not (?)->'tag' \\?| (?)", object.data, ^tag_reject)
     )
   end
 
-  defp restrict_tag_reject(query, _), do: query
+  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_tag_all(_query, %{tag_all: _tag_all, skip_preload: true}) do
-    raise "Can't use the child object without preloading!"
+  defp restrict_embedded_tag_reject_any(query, _), do: query
+
+  defp restrict_hashtag_all(_query, %{tag_all: _tag, skip_preload: true}) do
+    raise_on_missing_preload()
   end
 
-  defp restrict_tag_all(query, %{tag_all: [_ | _] = tag_all}) do
+  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("(?)->'tag' \\?& (?)", object.data, ^tag_all)
+      where:
+        fragment(
+          """
+          (SELECT array_agg(hashtags.name) FROM hashtags JOIN hashtags_objects
+            ON hashtags_objects.hashtag_id = hashtags.id WHERE hashtags.name = ANY(?::citext[])
+              AND hashtags_objects.object_id = ?) @> ?
+          """,
+          ^tags,
+          object.id,
+          ^tags
+        )
     )
   end
 
-  defp restrict_tag_all(query, _), do: query
+  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_tag(_query, %{tag: _tag, skip_preload: true}) do
-    raise "Can't use the child object without preloading!"
+  defp restrict_hashtag_any(_query, %{tag: _tag, skip_preload: true}) do
+    raise_on_missing_preload()
   end
 
-  defp restrict_tag(query, %{tag: tag}) when is_list(tag) do
+  defp restrict_hashtag_any(query, %{tag: [_ | _] = tags}) do
     from(
       [_activity, object] in query,
-      where: fragment("(?)->'tag' \\?| (?)", object.data, ^tag)
+      where:
+        fragment(
+          """
+          EXISTS (SELECT 1 FROM hashtags JOIN hashtags_objects
+            ON hashtags_objects.hashtag_id = hashtags.id WHERE hashtags.name = ANY(?::citext[])
+              AND hashtags_objects.object_id = ? LIMIT 1)
+          """,
+          ^tags,
+          object.id
+        )
     )
   end
 
-  defp restrict_tag(query, %{tag: tag}) when is_binary(tag) do
+  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: fragment("(?)->'tag' \\? (?)", object.data, ^tag)
+      where:
+        fragment(
+          """
+          NOT EXISTS (SELECT 1 FROM hashtags JOIN hashtags_objects
+            ON hashtags_objects.hashtag_id = hashtags.id WHERE hashtags.name = ANY(?::citext[])
+              AND hashtags_objects.object_id = ? LIMIT 1)
+          """,
+          ^tags_reject,
+          object.id
+        )
     )
   end
 
-  defp restrict_tag(query, _), do: query
+  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
 
@@ -728,6 +858,12 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   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
@@ -1091,40 +1227,51 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
       skip_thread_containment: Config.get([:instance, :skip_thread_containment])
     }
 
-    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(recipients, opts[:user])
-    |> restrict_replies(opts)
-    |> restrict_tag(opts)
-    |> restrict_tag_reject(opts)
-    |> restrict_tag_all(opts)
-    |> restrict_since(opts)
-    |> restrict_local(opts)
-    |> restrict_actor(opts)
-    |> restrict_type(opts)
-    |> restrict_state(opts)
-    |> restrict_favorited_by(opts)
-    |> restrict_blocked(restrict_blocked_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)
-    |> Activity.restrict_deactivated_users()
-    |> exclude_poll_votes(opts)
-    |> exclude_chat_messages(opts)
-    |> exclude_invisible_actors(opts)
-    |> exclude_visibility(opts)
+    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(recipients, opts[:user])
+      |> 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_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)
+      |> Activity.restrict_deactivated_users()
+      |> exclude_poll_votes(opts)
+      |> exclude_chat_messages(opts)
+      |> exclude_invisible_actors(opts)
+      |> exclude_visibility(opts)
+
+    if Config.get([:database, :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
 
   def fetch_activities(recipients, opts \\ %{}, pagination \\ :keyset) do