Introduce new ingestion pipeline structure, implement internal Likes with it.

This commit is contained in:
lain 2019-10-16 16:16:39 +02:00
parent e3b4a3e96b
commit 6e4f52f8a2
22 changed files with 284 additions and 47 deletions

View File

@ -18,6 +18,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
alias Pleroma.Web.ActivityPub.MRF
alias Pleroma.Web.ActivityPub.Transmogrifier
alias Pleroma.Web.ActivityPub.Utils
alias Pleroma.Web.ActivityPub.ObjectValidator
alias Pleroma.Web.ActivityPub.SideEffects
alias Pleroma.Web.Streamer
alias Pleroma.Web.WebFinger
alias Pleroma.Workers.BackgroundWorker
@ -123,6 +125,38 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
def increase_poll_votes_if_vote(_create_data), do: :noop
@spec common_pipeline(map(), keyword()) :: {:ok, Activity.t(), keyword()} | {:error, any()}
def common_pipeline(object, meta) do
with {_, {:ok, validated_object, meta}} <-
{:validate_object, ObjectValidator.validate(object, meta)},
{_, {:ok, mrfd_object}} <- {:mrf_object, MRF.filter(validated_object)},
{_, {:ok, %Activity{} = activity, meta}} <-
{:persist_object, persist(mrfd_object, meta)},
{_, {:ok, %Activity{} = activity, meta}} <-
{:execute_side_effects, SideEffects.handle(activity, meta)} do
{:ok, activity, meta}
else
e -> {:error, e}
end
end
# TODO rewrite in with style
@spec persist(map(), keyword()) :: {:ok, Activity.t() | Object.t()}
def persist(object, meta) do
local = Keyword.get(meta, :local)
{recipients, _, _} = get_recipients(object)
{:ok, activity} =
Repo.insert(%Activity{
data: object,
local: local,
recipients: recipients,
actor: object["actor"]
})
{:ok, activity, meta}
end
def insert(map, local \\ true, fake \\ false, bypass_actor_check \\ false) when is_map(map) do
with nil <- Activity.normalize(map),
map <- lazy_put_activity_defaults(map, fake),
@ -130,6 +164,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
{_, true} <- {:remote_limit_error, check_remote_limit(map)},
{:ok, map} <- MRF.filter(map),
{recipients, _, _} = get_recipients(map),
# ???
{:fake, false, map, recipients} <- {:fake, fake, map, recipients},
:ok <- Containment.contain_child(map),
{:ok, map, object} <- insert_full_object(map) do

View File

@ -0,0 +1,43 @@
defmodule Pleroma.Web.ActivityPub.Builder do
@moduledoc """
This module builds the objects. Meant to be used for creating local objects.
This module encodes our addressing policies and general shape of our objects.
"""
alias Pleroma.Web.ActivityPub.Utils
alias Pleroma.Web.ActivityPub.Visibility
alias Pleroma.User
alias Pleroma.Object
@spec like(User.t(), Object.t()) :: {:ok, map(), keyword()}
def like(actor, object) do
object_actor = User.get_cached_by_ap_id(object.data["actor"])
# Address the actor of the object, and our actor's follower collection if the post is public.
to =
if Visibility.is_public?(object) do
[actor.follower_address, object.data["actor"]]
else
[object.data["actor"]]
end
# CC everyone who's been addressed in the object, except ourself and the object actor's
# follower collection
cc =
(object.data["to"] ++ (object.data["cc"] || []))
|> List.delete(actor.ap_id)
|> List.delete(object_actor.follower_address)
{:ok,
%{
"id" => Utils.generate_activity_id(),
"actor" => actor.ap_id,
"type" => "Like",
"object" => object.data["id"],
"to" => to,
"cc" => cc,
"context" => object.data["context"]
}, []}
end
end

View File

@ -0,0 +1,57 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.ObjectValidator do
@moduledoc """
This module is responsible for validating an object (which can be an activity)
and checking if it is both well formed and also compatible with our view of
the system.
"""
alias Pleroma.User
alias Pleroma.Object
alias Pleroma.Web.ActivityPub.Utils
def validate_id(object, meta) do
with {_, true} <- {:id_presence, Map.has_key?(object, "id")} do
{:ok, object, meta}
else
e -> {:error, e}
end
end
def validate_actor(object, meta) do
with {_, %User{}} <- {:actor_validation, User.get_cached_by_ap_id(object["actor"])} do
{:ok, object, meta}
else
e -> {:error, e}
end
end
def common_validations(object, meta) do
with {_, {:ok, object, meta}} <- {:validate_id, validate_id(object, meta)},
{_, {:ok, object, meta}} <- {:validate_actor, validate_actor(object, meta)} do
{:ok, object, meta}
else
e -> {:error, e}
end
end
@spec validate(map(), keyword()) :: {:ok, map(), keyword()} | {:error, any()}
def validate(object, meta)
def validate(%{"type" => "Like"} = object, meta) do
with {:ok, object, meta} <- common_validations(object, meta),
{_, %Object{} = liked_object} <- {:find_liked_object, Object.normalize(object["object"])},
{_, nil} <- {:existing_like, Utils.get_existing_like(object["actor"], liked_object)} do
{:ok, object, meta}
else
e -> {:error, e}
end
end
def validate(object, meta) do
common_validations(object, meta)
end
end

View File

@ -0,0 +1,28 @@
defmodule Pleroma.Web.ActivityPub.SideEffects do
@moduledoc """
This module looks at an inserted object and executes the side effects that it
implies. For example, a `Like` activity will increase the like count on the
liked object, a `Follow` activity will add the user to the follower
collection, and so on.
"""
alias Pleroma.Web.ActivityPub.Utils
alias Pleroma.Object
alias Pleroma.Notification
def handle(object, meta \\ [])
# Tasks this handles:
# - Add like to object
# - Set up notification
def handle(%{data: %{"type" => "Like"}} = object, meta) do
liked_object = Object.get_by_ap_id(object.data["object"])
Utils.add_like_to_object(object, liked_object)
Notification.create_notifications(object)
{:ok, object, meta}
end
# Nothing to do
def handle(object, meta) do
{:ok, object, meta}
end
end

View File

@ -10,6 +10,7 @@ defmodule Pleroma.Web.CommonAPI do
alias Pleroma.ThreadMute
alias Pleroma.User
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.ActivityPub.Builder
alias Pleroma.Web.ActivityPub.Utils
alias Pleroma.Web.ActivityPub.Visibility
@ -17,6 +18,7 @@ defmodule Pleroma.Web.CommonAPI do
import Pleroma.Web.CommonAPI.Utils
require Pleroma.Constants
require Logger
def follow(follower, followed) do
timeout = Pleroma.Config.get([:activitypub, :follow_handshake_timeout])
@ -98,16 +100,31 @@ defmodule Pleroma.Web.CommonAPI do
end
end
def favorite(id_or_ap_id, user) do
with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
object <- Object.normalize(activity),
nil <- Utils.get_existing_like(user.ap_id, object) do
ActivityPub.like(user, object)
@spec favorite(User.t(), binary()) :: {:ok, Activity.t()} | {:error, any()}
def favorite(%User{} = user, id) do
with {_, %Activity{object: object}} <- {:find_object, Activity.get_by_id_with_object(id)},
{_, {:ok, like_object, meta}} <- {:build_object, Builder.like(user, object)},
{_, {:ok, %Activity{} = activity, _meta}} <-
{:common_pipeline,
ActivityPub.common_pipeline(like_object, Keyword.put(meta, :local, true))} do
{:ok, activity}
else
_ -> {:error, dgettext("errors", "Could not favorite")}
e ->
Logger.error("Could not favorite #{id}. Error: #{inspect(e, pretty: true)}")
{:error, dgettext("errors", "Could not favorite")}
end
end
# def favorite(id_or_ap_id, user) do
# with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
# object <- Object.normalize(activity),
# nil <- Utils.get_existing_like(user.ap_id, object) do
# ActivityPub.like(user, object)
# else
# _ -> {:error, dgettext("errors", "Could not favorite")}
# end
# end
def unfavorite(id_or_ap_id, user) do
with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id) do
object = Object.normalize(activity)

View File

@ -201,9 +201,9 @@ defmodule Pleroma.Web.MastodonAPI.StatusController do
end
@doc "POST /api/v1/statuses/:id/favourite"
def favourite(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
with {:ok, _fav, %{data: %{"id" => id}}} <- CommonAPI.favorite(ap_id_or_id, user),
%Activity{} = activity <- Activity.get_create_by_object_ap_id(id) do
def favourite(%{assigns: %{user: user}} = conn, %{"id" => activity_id}) do
with {:ok, _fav} <- CommonAPI.favorite(user, activity_id),
%Activity{} = activity <- Activity.get_by_id(activity_id) do
try_render(conn, "show.json", activity: activity, for: user, as: :activity)
end
end

View File

@ -431,7 +431,7 @@ defmodule Pleroma.NotificationTest do
"status" => "hey @#{other_user.nickname}!"
})
{:ok, activity_two, _} = CommonAPI.favorite(activity_one.id, third_user)
{:ok, activity_two} = CommonAPI.favorite(third_user, activity_one.id)
assert other_user not in Notification.get_notified_from_activity(activity_two)
end
@ -461,7 +461,7 @@ defmodule Pleroma.NotificationTest do
assert Enum.empty?(Notification.for_user(user))
{:ok, _, _} = CommonAPI.favorite(activity.id, other_user)
{:ok, _} = CommonAPI.favorite(other_user, activity.id)
assert length(Notification.for_user(user)) == 1
@ -478,7 +478,7 @@ defmodule Pleroma.NotificationTest do
assert Enum.empty?(Notification.for_user(user))
{:ok, _, _} = CommonAPI.favorite(activity.id, other_user)
{:ok, _} = CommonAPI.favorite(other_user, activity.id)
assert length(Notification.for_user(user)) == 1
@ -533,7 +533,7 @@ defmodule Pleroma.NotificationTest do
assert Enum.empty?(Notification.for_user(user))
{:error, _} = CommonAPI.favorite(activity.id, other_user)
{:error, _} = CommonAPI.favorite(other_user, activity.id)
assert Enum.empty?(Notification.for_user(user))
end

View File

@ -182,7 +182,8 @@ defmodule Pleroma.ObjectTest do
user = insert(:user)
activity = Activity.get_create_by_object_ap_id(object.data["id"])
{:ok, _activity, object} = CommonAPI.favorite(activity.id, user)
{:ok, activity} = CommonAPI.favorite(user, activity.id)
object = Object.get_by_ap_id(activity.data["object"])
assert object.data["like_count"] == 1

View File

@ -102,7 +102,7 @@ defmodule Mix.Tasks.Pleroma.DatabaseTest do
{:ok, %{id: id, object: object}} = CommonAPI.post(user, %{"status" => "test"})
{:ok, %{object: object2}} = CommonAPI.post(user, %{"status" => "test test"})
CommonAPI.favorite(id, user2)
CommonAPI.favorite(user2, id)
likes = %{
"first" =>

View File

@ -1059,8 +1059,8 @@ defmodule Pleroma.UserTest do
object_two = insert(:note, user: follower)
activity_two = insert(:note_activity, user: follower, note: object_two)
{:ok, like, _} = CommonAPI.favorite(activity_two.id, user)
{:ok, like_two, _} = CommonAPI.favorite(activity.id, follower)
{:ok, like} = CommonAPI.favorite(user, activity_two.id)
{:ok, like_two} = CommonAPI.favorite(follower, activity.id)
{:ok, repeat, _} = CommonAPI.repeat(activity_two.id, user)
{:ok, job} = User.delete(user)

View File

@ -0,0 +1,21 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.ObjectValidatorTest do
use Pleroma.DataCase
import Pleroma.Factory
describe "likes" do
test "it is well formed" do
_required_fields = [
"id",
"actor",
"object"
]
_user = insert(:user)
end
end
end

View File

@ -0,0 +1,32 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.SideEffectsTest do
use Pleroma.DataCase
alias Pleroma.Object
alias Pleroma.Web.CommonAPI
alias Pleroma.Web.ActivityPub.Builder
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.ActivityPub.SideEffects
import Pleroma.Factory
describe "like objects" do
setup do
user = insert(:user)
{:ok, post} = CommonAPI.post(user, %{"status" => "hey"})
{:ok, like_data, _meta} = Builder.like(user, post.object)
{:ok, like, _meta} = ActivityPub.persist(like_data, [])
%{like: like, user: user}
end
test "add the like to the original object", %{like: like, user: user} do
{:ok, like, _} = SideEffects.handle(like)
object = Object.get_by_ap_id(like.data["object"])
assert object.data["like_count"] == 1
assert user.ap_id in object.data["likes"]
end
end
end

View File

@ -1187,7 +1187,7 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
user = insert(:user)
{:ok, activity, _} = CommonAPI.favorite(referent_activity.id, user)
{:ok, activity} = CommonAPI.favorite(user, referent_activity.id)
{:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
assert modified["object"] == "http://gs.example.org:4040/index.php/notice/29"

View File

@ -41,7 +41,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectViewTest do
object = Object.normalize(note)
user = insert(:user)
{:ok, like_activity, _} = CommonAPI.favorite(note.id, user)
{:ok, like_activity} = CommonAPI.favorite(user, note.id)
result = ObjectView.render("object.json", %{object: like_activity})

View File

@ -251,9 +251,12 @@ defmodule Pleroma.Web.CommonAPITest do
user = insert(:user)
other_user = insert(:user)
{:ok, activity} = CommonAPI.post(other_user, %{"status" => "cofe"})
{:ok, post_activity} = CommonAPI.post(other_user, %{"status" => "cofe"})
{:ok, %Activity{}, _} = CommonAPI.favorite(activity.id, user)
{:ok, %Activity{data: data}} = CommonAPI.favorite(user, post_activity.id)
assert data["type"] == "Like"
assert data["actor"] == user.ap_id
assert data["object"] == post_activity.data["object"]
end
test "retweeting a status twice returns an error" do
@ -270,8 +273,8 @@ defmodule Pleroma.Web.CommonAPITest do
other_user = insert(:user)
{:ok, activity} = CommonAPI.post(other_user, %{"status" => "cofe"})
{:ok, %Activity{}, _object} = CommonAPI.favorite(activity.id, user)
{:error, _} = CommonAPI.favorite(activity.id, user)
{:ok, %Activity{}} = CommonAPI.favorite(user, activity.id)
{:error, _} = CommonAPI.favorite(user, activity.id)
end
end

View File

@ -143,7 +143,7 @@ defmodule Pleroma.Web.MastodonAPI.NotificationControllerTest do
{:ok, mention_activity} = CommonAPI.post(other_user, %{"status" => "hey @#{user.nickname}"})
{:ok, create_activity} = CommonAPI.post(user, %{"status" => "hey"})
{:ok, favorite_activity, _} = CommonAPI.favorite(create_activity.id, other_user)
{:ok, favorite_activity} = CommonAPI.favorite(other_user, create_activity.id)
{:ok, reblog_activity, _} = CommonAPI.repeat(create_activity.id, other_user)
{:ok, _, _, follow_activity} = CommonAPI.follow(other_user, user)

View File

@ -589,7 +589,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusControllerTest do
user1 = insert(:user)
user2 = insert(:user)
user3 = insert(:user)
CommonAPI.favorite(activity.id, user2)
{:ok, _} = CommonAPI.favorite(user2, activity.id)
{:ok, _bookmark} = Pleroma.Bookmark.create(user2.id, activity.id)
{:ok, reblog_activity1, _object} = CommonAPI.repeat(activity.id, user1)
{:ok, _, _object} = CommonAPI.repeat(activity.id, user2)
@ -695,7 +695,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusControllerTest do
activity = insert(:note_activity)
user = insert(:user)
{:ok, _, _} = CommonAPI.favorite(activity.id, user)
{:ok, _} = CommonAPI.favorite(user, activity.id)
conn =
conn
@ -1047,7 +1047,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusControllerTest do
test "returns users who have favorited the status", %{conn: conn, activity: activity} do
other_user = insert(:user)
{:ok, _, _} = CommonAPI.favorite(activity.id, other_user)
{:ok, _} = CommonAPI.favorite(other_user, activity.id)
response =
conn
@ -1078,7 +1078,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusControllerTest do
other_user = insert(:user)
{:ok, user} = User.block(user, other_user)
{:ok, _, _} = CommonAPI.favorite(activity.id, other_user)
{:ok, _} = CommonAPI.favorite(other_user, activity.id)
response =
conn
@ -1091,7 +1091,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusControllerTest do
test "does not fail on an unauthenticated request", %{conn: conn, activity: activity} do
other_user = insert(:user)
{:ok, _, _} = CommonAPI.favorite(activity.id, other_user)
{:ok, _} = CommonAPI.favorite(other_user, activity.id)
response =
conn
@ -1112,7 +1112,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusControllerTest do
"visibility" => "direct"
})
{:ok, _, _} = CommonAPI.favorite(activity.id, other_user)
{:ok, _} = CommonAPI.favorite(other_user, activity.id)
conn
|> assign(:user, nil)
@ -1269,7 +1269,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusControllerTest do
{:ok, _} = CommonAPI.post(other_user, %{"status" => "bla"})
{:ok, activity} = CommonAPI.post(other_user, %{"status" => "traps are happy"})
{:ok, _, _} = CommonAPI.favorite(activity.id, user)
{:ok, _} = CommonAPI.favorite(user, activity.id)
first_conn =
conn
@ -1289,7 +1289,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusControllerTest do
"Trees Are Never Sad Look At Them Every Once In Awhile They're Quite Beautiful."
})
{:ok, _, _} = CommonAPI.favorite(second_activity.id, user)
{:ok, _} = CommonAPI.favorite(user, second_activity.id)
last_like = status["id"]

View File

@ -42,7 +42,7 @@ defmodule Pleroma.Web.MastodonAPI.NotificationViewTest do
user = insert(:user)
another_user = insert(:user)
{:ok, create_activity} = CommonAPI.post(user, %{"status" => "hey"})
{:ok, favorite_activity, _object} = CommonAPI.favorite(create_activity.id, another_user)
{:ok, favorite_activity} = CommonAPI.favorite(another_user, create_activity.id)
{:ok, [notification]} = Notification.create_notifications(favorite_activity)
create_activity = Activity.get_by_id(create_activity.id)

View File

@ -271,7 +271,7 @@ defmodule Pleroma.Web.OStatus.OStatusControllerTest do
user = insert(:user)
{:ok, like_activity, _} = CommonAPI.favorite(note_activity.id, user)
{:ok, like_activity} = CommonAPI.favorite(user, note_activity.id)
url = "/notice/#{like_activity.id}"
assert like_activity.data["type"] == "Like"
@ -298,7 +298,7 @@ defmodule Pleroma.Web.OStatus.OStatusControllerTest do
user = insert(:user)
{:ok, like_activity, _} = CommonAPI.favorite(note_activity.id, user)
{:ok, like_activity} = CommonAPI.favorite(user, note_activity.id)
assert like_activity.data["type"] == "Like"

View File

@ -165,7 +165,7 @@ defmodule Pleroma.Web.PleromaAPI.AccountControllerTest do
user: user
} do
[activity | _] = insert_pair(:note_activity)
CommonAPI.favorite(activity.id, user)
CommonAPI.favorite(user, activity.id)
response =
conn
@ -184,7 +184,7 @@ defmodule Pleroma.Web.PleromaAPI.AccountControllerTest do
user: user
} do
activity = insert(:note_activity)
CommonAPI.favorite(activity.id, user)
CommonAPI.favorite(user, activity.id)
response =
conn
@ -205,7 +205,7 @@ defmodule Pleroma.Web.PleromaAPI.AccountControllerTest do
"visibility" => "direct"
})
CommonAPI.favorite(direct.id, user)
CommonAPI.favorite(user, direct.id)
response =
conn
@ -236,7 +236,7 @@ defmodule Pleroma.Web.PleromaAPI.AccountControllerTest do
"visibility" => "direct"
})
CommonAPI.favorite(direct.id, user)
CommonAPI.favorite(user, direct.id)
response =
conn
@ -255,7 +255,7 @@ defmodule Pleroma.Web.PleromaAPI.AccountControllerTest do
activities = insert_list(10, :note_activity)
Enum.each(activities, fn activity ->
CommonAPI.favorite(activity.id, user)
CommonAPI.favorite(user, activity.id)
end)
third_activity = Enum.at(activities, 2)
@ -283,7 +283,7 @@ defmodule Pleroma.Web.PleromaAPI.AccountControllerTest do
7
|> insert_list(:note_activity)
|> Enum.each(fn activity ->
CommonAPI.favorite(activity.id, user)
CommonAPI.favorite(user, activity.id)
end)
response =
@ -321,7 +321,7 @@ defmodule Pleroma.Web.PleromaAPI.AccountControllerTest do
} do
user = insert(:user, %{info: %{hide_favorites: true}})
activity = insert(:note_activity)
CommonAPI.favorite(activity.id, user)
CommonAPI.favorite(user, activity.id)
conn =
conn
@ -334,7 +334,7 @@ defmodule Pleroma.Web.PleromaAPI.AccountControllerTest do
test "hides favorites for new users by default", %{conn: conn, current_user: current_user} do
user = insert(:user)
activity = insert(:note_activity)
CommonAPI.favorite(activity.id, user)
CommonAPI.favorite(user, activity.id)
conn =
conn

View File

@ -152,7 +152,7 @@ defmodule Pleroma.Web.Push.ImplTest do
"<span>Lorem ipsum dolor sit amet</span>, consectetur :firefox: adipiscing elit. Fusce sagittis finibus turpis."
})
{:ok, activity, _} = CommonAPI.favorite(activity.id, user)
{:ok, activity} = CommonAPI.favorite(user, activity.id)
object = Object.normalize(activity)
assert Impl.format_body(%{activity: activity}, user, object) == "@Bob has favorited your post"

View File

@ -68,7 +68,7 @@ defmodule Pleroma.Web.StreamerTest do
)
{:ok, activity} = CommonAPI.post(user, %{"status" => ":("})
{:ok, notif, _} = CommonAPI.favorite(activity.id, blocked)
{:ok, notif} = CommonAPI.favorite(blocked, activity.id)
Streamer.stream("user:notification", notif)
Task.await(task)
@ -87,7 +87,7 @@ defmodule Pleroma.Web.StreamerTest do
{:ok, activity} = CommonAPI.post(user, %{"status" => "super hot take"})
{:ok, activity} = CommonAPI.add_mute(user, activity)
{:ok, notif, _} = CommonAPI.favorite(activity.id, user2)
{:ok, notif} = CommonAPI.favorite(user2, activity.id)
Streamer.stream("user:notification", notif)
Task.await(task)
end
@ -105,7 +105,7 @@ defmodule Pleroma.Web.StreamerTest do
{:ok, user} = User.block_domain(user, "hecking-lewd-place.com")
{:ok, activity} = CommonAPI.post(user, %{"status" => "super hot take"})
{:ok, notif, _} = CommonAPI.favorite(activity.id, user2)
{:ok, notif} = CommonAPI.favorite(user2, activity.id)
Streamer.stream("user:notification", notif)
Task.await(task)