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My custom branche(s) on git.pleroma.social/pleroma/pleroma
commit: 4c4344b7b17a2ddb1c597b059e0a7dcc043e02b2
parent: dae91630606d6ba408b3f340b6b450703c164ce1
Author: lain <lain@soykaf.club>
Date:   Thu, 30 Apr 2020 10:29:46 +0000

Merge branch '1364-no-pushes-from-blocked-domains-users' into 'develop'

[#1364] [FIX] Disabled notifications on activities from blocked domains (unless actors are followed)

See merge request pleroma/pleroma!2367

Diffstat:

MCHANGELOG.md1+
Mlib/pleroma/following_relationship.ex67++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-----
Mlib/pleroma/notification.ex51++++++++++++++++++++++++++++++++++++++++-----------
Mtest/notification_test.exs48++++++++++++++++++++++++++++++++++++++++++++++--
4 files changed, 149 insertions(+), 18 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md @@ -27,6 +27,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/). - Support pagination in conversations API - **Breaking**: SimplePolicy `:reject` and `:accept` allow deletions again - Fix follower/blocks import when nicknames starts with @ +- Filtering of push notifications on activities from blocked domains ## [unreleased-patch] ### Fixed diff --git a/lib/pleroma/following_relationship.ex b/lib/pleroma/following_relationship.ex @@ -10,11 +10,12 @@ defmodule Pleroma.FollowingRelationship do alias Ecto.Changeset alias FlakeId.Ecto.CompatType + alias Pleroma.FollowingRelationship.State alias Pleroma.Repo alias Pleroma.User schema "following_relationships" do - field(:state, Pleroma.FollowingRelationship.State, default: :follow_pending) + field(:state, State, default: :follow_pending) belongs_to(:follower, User, type: CompatType) belongs_to(:following, User, type: CompatType) @@ -22,6 +23,11 @@ defmodule Pleroma.FollowingRelationship do timestamps() end + @doc "Returns underlying integer code for state atom" + def state_int_code(state_atom), do: State.__enum_map__() |> Keyword.fetch!(state_atom) + + def accept_state_code, do: state_int_code(:follow_accept) + def changeset(%__MODULE__{} = following_relationship, attrs) do following_relationship |> cast(attrs, [:state]) @@ -82,6 +88,29 @@ defmodule Pleroma.FollowingRelationship do |> Repo.aggregate(:count, :id) end + def followers_query(%User{} = user) do + __MODULE__ + |> join(:inner, [r], u in User, on: r.follower_id == u.id) + |> where([r], r.following_id == ^user.id) + |> where([r], r.state == ^:follow_accept) + end + + def followers_ap_ids(%User{} = user, from_ap_ids \\ nil) do + query = + user + |> followers_query() + |> select([r, u], u.ap_id) + + query = + if from_ap_ids do + where(query, [r, u], u.ap_id in ^from_ap_ids) + else + query + end + + Repo.all(query) + end + def following_count(%User{id: nil}), do: 0 def following_count(%User{} = user) do @@ -105,12 +134,16 @@ defmodule Pleroma.FollowingRelationship do |> Repo.exists?() end + def following_query(%User{} = user) do + __MODULE__ + |> join(:inner, [r], u in User, on: r.following_id == u.id) + |> where([r], r.follower_id == ^user.id) + |> where([r], r.state == ^:follow_accept) + end + def following(%User{} = user) do following = - __MODULE__ - |> join(:inner, [r], u in User, on: r.following_id == u.id) - |> where([r], r.follower_id == ^user.id) - |> where([r], r.state == ^:follow_accept) + following_query(user) |> select([r, u], u.follower_address) |> Repo.all() @@ -171,6 +204,30 @@ defmodule Pleroma.FollowingRelationship do end) 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. + """ + def keep_following_or_not_domain_blocked(query, user) do + where( + query, + [_, activity], + fragment( + # "(actor's domain NOT in domain_blocks) OR (actor IS in followed AP IDs)" + """ + NOT (substring(? from '.*://([^/]*)') = ANY(?)) OR + ? = 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.domain_blocks, + activity.actor, + ^User.binary_id(user.id), + ^accept_state_code() + ) + ) + end + defp validate_not_self_relationship(%Changeset{} = changeset) do changeset |> validate_follower_id_following_id_inequality() diff --git a/lib/pleroma/notification.ex b/lib/pleroma/notification.ex @@ -6,6 +6,7 @@ defmodule Pleroma.Notification do use Ecto.Schema alias Pleroma.Activity + alias Pleroma.FollowingRelationship alias Pleroma.Notification alias Pleroma.Object alias Pleroma.Pagination @@ -81,15 +82,13 @@ defmodule Pleroma.Notification do |> exclude_visibility(opts) end + # Excludes blocked users and non-followed domain-blocked users defp exclude_blocked(query, user, opts) 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( - [n, a], - fragment("substring(? from '.*://([^/]*)')", a.actor) not in ^user.domain_blocks - ) + |> FollowingRelationship.keep_following_or_not_domain_blocked(user) end defp exclude_notification_muted(query, _, %{@include_muted_option => true}) do @@ -330,10 +329,11 @@ defmodule Pleroma.Notification do @doc """ Returns a tuple with 2 elements: - {enabled notification receivers, currently disabled receivers (blocking / [thread] muting)} + {notification-enabled receivers, currently disabled receivers (blocking / [thread] muting)} NOTE: might be called for FAKE Activities, see ActivityPub.Utils.get_notified_from_object/1 """ + @spec get_notified_from_activity(Activity.t(), boolean()) :: {list(User.t()), list(User.t())} def get_notified_from_activity(activity, local_only \\ true) def get_notified_from_activity(%Activity{data: %{"type" => type}} = activity, local_only) @@ -346,17 +346,14 @@ defmodule Pleroma.Notification do |> Utils.maybe_notify_followers(activity) |> Enum.uniq() - # Since even subscribers and followers can mute / thread-mute, filtering all above AP IDs + potential_receivers = User.get_users_from_set(potential_receiver_ap_ids, local_only) + notification_enabled_ap_ids = potential_receiver_ap_ids + |> exclude_domain_blocker_ap_ids(activity, potential_receivers) |> exclude_relationship_restricted_ap_ids(activity) |> exclude_thread_muter_ap_ids(activity) - potential_receivers = - potential_receiver_ap_ids - |> Enum.uniq() - |> User.get_users_from_set(local_only) - notification_enabled_users = Enum.filter(potential_receivers, fn u -> u.ap_id in notification_enabled_ap_ids end) @@ -365,6 +362,38 @@ defmodule Pleroma.Notification do def get_notified_from_activity(_, _local_only), do: {[], []} + @doc "Filters out AP IDs domain-blocking and not following the activity's actor" + def exclude_domain_blocker_ap_ids(ap_ids, activity, preloaded_users \\ []) + + def exclude_domain_blocker_ap_ids([], _activity, _preloaded_users), do: [] + + def exclude_domain_blocker_ap_ids(ap_ids, %Activity{} = activity, preloaded_users) do + activity_actor_domain = activity.actor && URI.parse(activity.actor).host + + users = + ap_ids + |> Enum.map(fn ap_id -> + Enum.find(preloaded_users, &(&1.ap_id == ap_id)) || + User.get_cached_by_ap_id(ap_id) + end) + |> Enum.filter(& &1) + + domain_blocker_ap_ids = for u <- users, activity_actor_domain in u.domain_blocks, do: u.ap_id + + domain_blocker_follower_ap_ids = + if Enum.any?(domain_blocker_ap_ids) do + activity + |> Activity.user_actor() + |> FollowingRelationship.followers_ap_ids(domain_blocker_ap_ids) + else + [] + end + + ap_ids + |> Kernel.--(domain_blocker_ap_ids) + |> Kernel.++(domain_blocker_follower_ap_ids) + end + @doc "Filters out AP IDs of users basing on their relationships with activity actor user" def exclude_relationship_restricted_ap_ids([], _activity), do: [] diff --git a/test/notification_test.exs b/test/notification_test.exs @@ -669,6 +669,37 @@ defmodule Pleroma.NotificationTest do assert [other_user] == disabled_receivers refute other_user in enabled_receivers end + + test "it returns non-following domain-blocking recipient in disabled recipients list" do + blocked_domain = "blocked.domain" + user = insert(:user, %{ap_id: "https://#{blocked_domain}/@actor"}) + other_user = insert(:user) + + {:ok, other_user} = User.block_domain(other_user, blocked_domain) + + {:ok, activity} = CommonAPI.post(user, %{"status" => "hey @#{other_user.nickname}!"}) + + {enabled_receivers, disabled_receivers} = Notification.get_notified_from_activity(activity) + + assert [] == enabled_receivers + assert [other_user] == disabled_receivers + end + + test "it returns following domain-blocking recipient in enabled recipients list" do + blocked_domain = "blocked.domain" + user = insert(:user, %{ap_id: "https://#{blocked_domain}/@actor"}) + other_user = insert(:user) + + {:ok, other_user} = User.block_domain(other_user, blocked_domain) + {:ok, other_user} = User.follow(other_user, user) + + {:ok, activity} = CommonAPI.post(user, %{"status" => "hey @#{other_user.nickname}!"}) + + {enabled_receivers, disabled_receivers} = Notification.get_notified_from_activity(activity) + + assert [other_user] == enabled_receivers + assert [] == disabled_receivers + end end describe "notification lifecycle" do @@ -931,7 +962,7 @@ defmodule Pleroma.NotificationTest do assert Notification.for_user(user) == [] end - test "it doesn't return notifications for blocked domain" do + test "it doesn't return notifications for domain-blocked non-followed user" do user = insert(:user) blocked = insert(:user, ap_id: "http://some-domain.com") {:ok, user} = User.block_domain(user, "some-domain.com") @@ -941,6 +972,18 @@ defmodule Pleroma.NotificationTest do assert Notification.for_user(user) == [] end + test "it returns notifications for domain-blocked but followed user" do + user = insert(:user) + blocked = insert(:user, ap_id: "http://some-domain.com") + + {:ok, user} = User.block_domain(user, "some-domain.com") + {:ok, _} = User.follow(user, blocked) + + {:ok, _activity} = CommonAPI.post(blocked, %{"status" => "hey @#{user.nickname}"}) + + assert length(Notification.for_user(user)) == 1 + end + test "it doesn't return notifications for muted thread" do user = insert(:user) another_user = insert(:user) @@ -971,7 +1014,8 @@ defmodule Pleroma.NotificationTest do assert Enum.empty?(Notification.for_user(user, %{with_muted: true})) end - test "it doesn't return notifications from a domain-blocked user when with_muted is set" do + test "when with_muted is set, " <> + "it doesn't return notifications from a domain-blocked non-followed user" do user = insert(:user) blocked = insert(:user, ap_id: "http://some-domain.com") {:ok, user} = User.block_domain(user, "some-domain.com")