Merge branch 'oauth2' into 'develop'

Mastodon API

See merge request !27
This commit is contained in:
lambadalambda 2017-09-11 15:16:49 -04:00
commit 2b21c05105
37 changed files with 1140 additions and 99 deletions

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@ -1,11 +1,12 @@
defmodule Pleroma.Activity do
use Ecto.Schema
alias Pleroma.{Repo, Activity}
alias Pleroma.{Repo, Activity, Notification}
import Ecto.Query
schema "activities" do
field :data, :map
field :local, :boolean, default: true
has_many :notifications, Notification
timestamps()
end

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@ -0,0 +1,38 @@
defmodule Pleroma.Notification do
use Ecto.Schema
alias Pleroma.{User, Activity, Notification, Repo}
import Ecto.Query
schema "notifications" do
field :seen, :boolean, default: false
belongs_to :user, Pleroma.User
belongs_to :activity, Pleroma.Activity
timestamps()
end
def for_user(user, opts \\ %{}) do
query = from n in Notification,
where: n.user_id == ^user.id,
order_by: [desc: n.id],
preload: [:activity],
limit: 20
Repo.all(query)
end
def create_notifications(%Activity{id: id, data: %{"to" => to, "type" => type}} = activity) when type in ["Create", "Like", "Announce", "Follow"] do
users = User.get_notified_from_activity(activity)
notifications = Enum.map(users, fn (user) -> create_notification(activity, user) end)
{:ok, notifications}
end
def create_notifications(_), do: {:ok, []}
# TODO move to sql, too.
def create_notification(%Activity{} = activity, %User{} = user) do
notification = %Notification{user_id: user.id, activity_id: activity.id}
{:ok, notification} = Repo.insert(notification)
notification
end
end

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@ -0,0 +1,22 @@
defmodule Pleroma.Plugs.OAuthPlug do
import Plug.Conn
alias Pleroma.User
alias Pleroma.Repo
alias Pleroma.Web.OAuth.Token
def init(options) do
options
end
def call(%{assigns: %{user: %User{}}} = conn, _), do: conn
def call(conn, opts) do
with ["Bearer " <> header] <- get_req_header(conn, "authorization"),
%Token{user_id: user_id} <- Repo.get_by(Token, token: header),
%User{} = user <- Repo.get(User, user_id) do
conn
|> assign(:user, user)
else
_ -> conn
end
end
end

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@ -2,7 +2,7 @@ defmodule Pleroma.User do
use Ecto.Schema
import Ecto.{Changeset, Query}
alias Pleroma.{Repo, User, Object, Web}
alias Pleroma.{Repo, User, Object, Web, Activity, Notification}
alias Comeonin.Pbkdf2
alias Pleroma.Web.{OStatus, Websub}
alias Pleroma.Web.ActivityPub.ActivityPub
@ -22,6 +22,7 @@ defmodule Pleroma.User do
field :local, :boolean, default: true
field :info, :map, default: %{}
field :follower_address, :string
has_many :notifications, Notification
timestamps()
end
@ -239,4 +240,12 @@ def update_follower_count(%User{} = user) do
Repo.update(cs)
end
def get_notified_from_activity(%Activity{data: %{"to" => to}} = activity) do
query = from u in User,
where: u.ap_id in ^to,
where: u.local == true
Repo.all(query)
end
end

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@ -1,5 +1,5 @@
defmodule Pleroma.Web.ActivityPub.ActivityPub do
alias Pleroma.{Activity, Repo, Object, Upload, User, Web}
alias Pleroma.{Activity, Repo, Object, Upload, User, Web, Notification}
alias Ecto.{Changeset, UUID}
import Ecto.Query
import Pleroma.Web.ActivityPub.Utils
@ -9,7 +9,9 @@ def insert(map, local \\ true) when is_map(map) do
with nil <- Activity.get_by_ap_id(map["id"]),
map <- lazy_put_activity_defaults(map),
:ok <- insert_full_object(map) do
Repo.insert(%Activity{data: map, local: local})
{:ok, activity} = Repo.insert(%Activity{data: map, local: local})
Notification.create_notifications(activity)
{:ok, activity}
else
%Activity{} = activity -> {:ok, activity}
error -> {:error, error}
@ -133,6 +135,12 @@ defp restrict_actor(query, %{"actor_id" => actor_id}) do
end
defp restrict_actor(query, _), do: query
defp restrict_type(query, %{"type" => type}) do
from activity in query,
where: fragment("?->>'type' = ?", activity.data, ^type)
end
defp restrict_type(query, _), do: query
def fetch_activities(recipients, opts \\ %{}) do
base_query = from activity in Activity,
limit: 20,
@ -144,6 +152,7 @@ def fetch_activities(recipients, opts \\ %{}) do
|> restrict_local(opts)
|> restrict_max(opts)
|> restrict_actor(opts)
|> restrict_type(opts)
|> Repo.all
|> Enum.reverse
end

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@ -0,0 +1,56 @@
defmodule Pleroma.Web.CommonAPI do
alias Pleroma.{Repo, Activity, Object}
alias Pleroma.Web.ActivityPub.ActivityPub
def delete(activity_id, user) do
with %Activity{data: %{"object" => %{"id" => object_id}}} <- Repo.get(Activity, activity_id),
%Object{} = object <- Object.get_by_ap_id(object_id),
true <- user.ap_id == object.data["actor"],
{:ok, delete} <- ActivityPub.delete(object) do
{:ok, delete}
end
end
def repeat(id_or_ap_id, user) do
with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
false <- activity.data["actor"] == user.ap_id,
object <- Object.get_by_ap_id(activity.data["object"]["id"]) do
ActivityPub.announce(user, object)
else
_ ->
{:error, "Could not repeat"}
end
end
def favorite(id_or_ap_id, user) do
with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
false <- activity.data["actor"] == user.ap_id,
object <- Object.get_by_ap_id(activity.data["object"]["id"]) do
ActivityPub.like(user, object)
else
_ ->
{:error, "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),
false <- activity.data["actor"] == user.ap_id,
object <- Object.get_by_ap_id(activity.data["object"]["id"]) do
ActivityPub.unlike(user, object)
else
_ ->
{:error, "Could not unfavorite"}
end
end
# This is a hack for twidere.
def get_by_id_or_ap_id(id) do
activity = Repo.get(Activity, id) || Activity.get_create_activity_by_object_ap_id(id)
if activity.data["type"] == "Create" do
activity
else
Activity.get_create_activity_by_object_ap_id(activity.data["object"])
end
end
end

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@ -0,0 +1,162 @@
defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
use Pleroma.Web, :controller
alias Pleroma.{Repo, Activity, User, Notification}
alias Pleroma.Web.OAuth.App
alias Pleroma.Web
alias Pleroma.Web.MastodonAPI.{StatusView, AccountView}
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.TwitterAPI.TwitterAPI
alias Pleroma.Web.CommonAPI
import Logger
def create_app(conn, params) do
with cs <- App.register_changeset(%App{}, params) |> IO.inspect,
{:ok, app} <- Repo.insert(cs) |> IO.inspect do
res = %{
id: app.id,
client_id: app.client_id,
client_secret: app.client_secret
}
json(conn, res)
end
end
def verify_credentials(%{assigns: %{user: user}} = conn, params) do
account = AccountView.render("account.json", %{user: user})
json(conn, account)
end
def masto_instance(conn, _params) do
response = %{
uri: Web.base_url,
title: Web.base_url,
description: "A Pleroma instance, an alternative fediverse server",
version: "Pleroma Dev"
}
json(conn, response)
end
def home_timeline(%{assigns: %{user: user}} = conn, params) do
activities = ActivityPub.fetch_activities([user.ap_id | user.following], Map.put(params, "type", "Create"))
|> Enum.reverse
render conn, StatusView, "index.json", %{activities: activities, for: user, as: :activity}
end
def public_timeline(%{assigns: %{user: user}} = conn, params) do
params = params
|> Map.put("type", "Create")
|> Map.put("local_only", !!params["local"])
activities = ActivityPub.fetch_public_activities(params)
|> Enum.reverse
render conn, StatusView, "index.json", %{activities: activities, for: user, as: :activity}
end
def user_statuses(%{assigns: %{user: user}} = conn, params) do
with %User{ap_id: ap_id} <- Repo.get(User, params["id"]) do
params = params
|> Map.put("type", "Create")
|> Map.put("actor_id", ap_id)
activities = ActivityPub.fetch_activities([], params)
|> Enum.reverse
render conn, StatusView, "index.json", %{activities: activities, for: user, as: :activity}
end
end
def get_status(%{assigns: %{user: user}} = conn, %{"id" => id}) do
with %Activity{} = activity <- Repo.get(Activity, id) do
render conn, StatusView, "status.json", %{activity: activity, for: user}
end
end
def get_context(%{assigns: %{user: user}} = conn, %{"id" => id}) do
with %Activity{} = activity <- Repo.get(Activity, id),
activities <- ActivityPub.fetch_activities_for_context(activity.data["object"]["context"]),
activities <- activities |> Enum.filter(fn (%{id: aid}) -> to_string(aid) != to_string(id) end),
grouped_activities <- Enum.group_by(activities, fn (%{id: id}) -> id < activity.id end) do
result = %{
ancestors: StatusView.render("index.json", for: user, activities: grouped_activities[true] || [], as: :activity) |> Enum.reverse,
descendants: StatusView.render("index.json", for: user, activities: grouped_activities[false] || [], as: :activity) |> Enum.reverse,
}
json(conn, result)
end
end
def post_status(%{assigns: %{user: user}} = conn, %{"status" => status} = params) do
l = status |> String.trim |> String.length
params = params
|> Map.put("in_reply_to_status_id", params["in_reply_to_id"])
if l > 0 && l < 5000 do
{:ok, activity} = TwitterAPI.create_status(user, params)
render conn, StatusView, "status.json", %{activity: activity, for: user, as: :activity}
end
end
def delete_status(%{assigns: %{user: user}} = conn, %{"id" => id}) do
with {:ok, %Activity{}} <- CommonAPI.delete(id, user) do
json(conn, %{})
else
_e ->
conn
|> put_status(403)
|> json(%{error: "Can't delete this post"})
end
end
def reblog_status(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
with {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.repeat(ap_id_or_id, user),
%Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
render conn, StatusView, "status.json", %{activity: activity, for: user, as: :activity}
end
end
def fav_status(%{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_activity_by_object_ap_id(id) do
render conn, StatusView, "status.json", %{activity: activity, for: user, as: :activity}
end
end
def unfav_status(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
with {:ok, %{data: %{"id" => id}}} = CommonAPI.unfavorite(ap_id_or_id, user),
%Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
render conn, StatusView, "status.json", %{activity: activity, for: user, as: :activity}
end
end
def notifications(%{assigns: %{user: user}} = conn, params) do
notifications = Notification.for_user(user, params)
result = Enum.map(notifications, fn (%{id: id, activity: activity, inserted_at: created_at}) ->
actor = User.get_cached_by_ap_id(activity.data["actor"])
case activity.data["type"] do
"Create" ->
%{id: id, type: "mention", created_at: created_at, account: AccountView.render("account.json", %{user: actor}), status: StatusView.render("status.json", %{activity: activity})}
"Like" ->
liked_activity = Activity.get_create_activity_by_object_ap_id(activity.data["object"])
%{id: id, type: "favourite", created_at: created_at, account: AccountView.render("account.json", %{user: actor}), status: StatusView.render("status.json", %{activity: liked_activity})}
"Announce" ->
announced_activity = Activity.get_create_activity_by_object_ap_id(activity.data["object"])
%{id: id, type: "reblog", created_at: created_at, account: AccountView.render("account.json", %{user: actor}), status: StatusView.render("status.json", %{activity: announced_activity})}
"Follow" ->
%{id: id, type: "follow", created_at: created_at, account: AccountView.render("account.json", %{user: actor})}
_ -> nil
end
end)
|> Enum.filter(&(&1))
json(conn, result)
end
def empty_array(conn, _) do
Logger.debug("Unimplemented, returning an empty array")
json(conn, [])
end
end

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@ -0,0 +1,41 @@
defmodule Pleroma.Web.MastodonAPI.AccountView do
use Pleroma.Web, :view
alias Pleroma.User
defp image_url(%{"url" => [ %{ "href" => href } | t ]}), do: href
defp image_url(_), do: nil
def render("account.json", %{user: user}) do
image = User.avatar_url(user)
user_info = User.user_info(user)
header = image_url(user.info["banner"]) || "https://placehold.it/700x335"
%{
id: user.id,
username: user.nickname,
acct: user.nickname,
display_name: user.name,
locked: false,
created_at: user.inserted_at,
followers_count: user_info.follower_count,
following_count: user_info.following_count,
statuses_count: user_info.note_count,
note: user.bio,
url: user.ap_id,
avatar: image,
avatar_static: image,
header: header,
header_static: header
}
end
def render("mention.json", %{user: user}) do
%{
id: user.id,
acct: user.nickname,
username: user.nickname,
url: user.ap_id
}
end
end

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@ -0,0 +1,72 @@
defmodule Pleroma.Web.MastodonAPI.StatusView do
use Pleroma.Web, :view
alias Pleroma.Web.MastodonAPI.{AccountView, StatusView}
alias Pleroma.User
def render("index.json", opts) do
render_many(opts.activities, StatusView, "status.json", opts)
end
def render("status.json", %{activity: %{data: %{"object" => object}} = activity} = opts) do
user = User.get_cached_by_ap_id(activity.data["actor"])
like_count = object["like_count"] || 0
announcement_count = object["announcement_count"] || 0
tags = object["tag"] || []
sensitive = Enum.member?(tags, "nsfw")
mentions = activity.data["to"]
|> Enum.map(fn (ap_id) -> User.get_cached_by_ap_id(ap_id) end)
|> Enum.filter(&(&1))
|> Enum.map(fn (user) -> AccountView.render("mention.json", %{user: user}) end)
repeated = opts[:for] && opts[:for].ap_id in (object["announcements"] || [])
favorited = opts[:for] && opts[:for].ap_id in (object["likes"] || [])
attachments = render_many(object["attachment"] || [], StatusView, "attachment.json", as: :attachment)
%{
id: activity.id,
uri: object["id"],
url: object["external_url"],
account: AccountView.render("account.json", %{user: user}),
in_reply_to_id: object["inReplyToStatusId"],
in_reply_to_account_id: nil,
reblog: nil,
content: HtmlSanitizeEx.basic_html(object["content"]),
created_at: object["published"],
reblogs_count: announcement_count,
favourites_count: like_count,
reblogged: !!repeated,
favourited: !!favorited,
muted: false,
sensitive: sensitive,
spoiler_text: "",
visibility: "public",
media_attachments: attachments,
mentions: mentions,
tags: [], # fix,
application: nil,
language: nil
}
end
def render("attachment.json", %{attachment: attachment}) do
[%{"mediaType" => media_type, "href" => href} | _] = attachment["url"]
type = cond do
String.contains?(media_type, "image") -> "image"
String.contains?(media_type, "video") -> "video"
true -> "unknown"
end
%{
id: attachment["uuid"],
url: href,
remote_url: href,
preview_url: href,
type: type
}
end
end

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@ -0,0 +1,29 @@
defmodule Pleroma.Web.OAuth.App do
use Ecto.Schema
import Ecto.{Changeset}
schema "apps" do
field :client_name, :string
field :redirect_uris, :string
field :scopes, :string
field :website, :string
field :client_id, :string
field :client_secret, :string
timestamps()
end
def register_changeset(struct, params \\ %{}) do
changeset = struct
|> cast(params, [:client_name, :redirect_uris, :scopes, :website])
|> validate_required([:client_name, :redirect_uris, :scopes])
if changeset.valid? do
changeset
|> put_change(:client_id, :crypto.strong_rand_bytes(32) |> Base.url_encode64)
|> put_change(:client_secret, :crypto.strong_rand_bytes(32) |> Base.url_encode64)
else
changeset
end
end
end

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@ -0,0 +1,47 @@
defmodule Pleroma.Web.OAuth.Authorization do
use Ecto.Schema
alias Pleroma.{User, Repo}
alias Pleroma.Web.OAuth.{Authorization, App}
import Ecto.{Changeset}
schema "oauth_authorizations" do
field :token, :string
field :valid_until, :naive_datetime
field :used, :boolean, default: false
belongs_to :user, Pleroma.User
belongs_to :app, Pleroma.App
timestamps()
end
def create_authorization(%App{} = app, %User{} = user) do
token = :crypto.strong_rand_bytes(32) |> Base.url_encode64
authorization = %Authorization{
token: token,
used: false,
user_id: user.id,
app_id: app.id,
valid_until: NaiveDateTime.add(NaiveDateTime.utc_now, 60 * 10)
}
Repo.insert(authorization)
end
def use_changeset(%Authorization{} = auth, params) do
auth
|> cast(params, [:used])
|> validate_required([:used])
end
def use_token(%Authorization{used: false, valid_until: valid_until} = auth) do
if NaiveDateTime.diff(NaiveDateTime.utc_now, valid_until) < 0 do
Repo.update(use_changeset(auth, %{used: true}))
else
{:error, "token expired"}
end
end
def use_token(%Authorization{used: true}), do: {:error, "already used"}
end

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@ -0,0 +1,49 @@
defmodule Pleroma.Web.OAuth.OAuthController do
use Pleroma.Web, :controller
alias Pleroma.Web.OAuth.{Authorization, Token, App}
alias Pleroma.{Repo, User}
alias Comeonin.Pbkdf2
def authorize(conn, params) do
render conn, "show.html", %{
response_type: params["response_type"],
client_id: params["client_id"],
scope: params["scope"],
redirect_uri: params["redirect_uri"]
}
end
def create_authorization(conn, %{"authorization" => %{"name" => name, "password" => password, "client_id" => client_id, "redirect_uri" => redirect_uri}} = params) do
with %User{} = user <- User.get_cached_by_nickname(name),
true <- Pbkdf2.checkpw(password, user.password_hash),
%App{} = app <- Repo.get_by(App, client_id: client_id),
{:ok, auth} <- Authorization.create_authorization(app, user) do
if redirect_uri == "urn:ietf:wg:oauth:2.0:oob" do
render conn, "results.html", %{
auth: auth
}
else
url = "#{redirect_uri}?code=#{auth.token}"
redirect(conn, external: url)
end
end
end
# TODO
# - proper scope handling
def token_exchange(conn, %{"grant_type" => "authorization_code"} = params) do
with %App{} = app <- Repo.get_by(App, client_id: params["client_id"], client_secret: params["client_secret"]),
%Authorization{} = auth <- Repo.get_by(Authorization, token: params["code"], app_id: app.id),
{:ok, token} <- Token.exchange_token(app, auth) do
response = %{
token_type: "Bearer",
access_token: token.token,
refresh_token: token.refresh_token,
expires_in: 60 * 10,
scope: "read write follow"
}
json(conn, response)
end
end
end

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@ -0,0 +1,4 @@
defmodule Pleroma.Web.OAuth.OAuthView do
use Pleroma.Web, :view
import Phoenix.HTML.Form
end

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@ -0,0 +1,38 @@
defmodule Pleroma.Web.OAuth.Token do
use Ecto.Schema
alias Pleroma.{User, Repo}
alias Pleroma.Web.OAuth.{Token, App, Authorization}
schema "oauth_tokens" do
field :token, :string
field :refresh_token, :string
field :valid_until, :naive_datetime
belongs_to :user, Pleroma.User
belongs_to :app, Pleroma.App
timestamps()
end
def exchange_token(app, auth) do
with {:ok, auth} <- Authorization.use_token(auth),
true <- auth.app_id == app.id do
create_token(app, Repo.get(User, auth.user_id))
end
end
def create_token(%App{} = app, %User{} = user) do
token = :crypto.strong_rand_bytes(32) |> Base.url_encode64
refresh_token = :crypto.strong_rand_bytes(32) |> Base.url_encode64
token = %Token{
token: token,
refresh_token: refresh_token,
user_id: user.id,
app_id: app.id,
valid_until: NaiveDateTime.add(NaiveDateTime.utc_now, 60 * 10)
}
Repo.insert(token)
end
end

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@ -10,12 +10,14 @@ def user_fetcher(username) do
pipeline :api do
plug :accepts, ["json"]
plug :fetch_session
plug Pleroma.Plugs.OAuthPlug
plug Pleroma.Plugs.AuthenticationPlug, %{fetcher: &Router.user_fetcher/1, optional: true}
end
pipeline :authenticated_api do
plug :accepts, ["json"]
plug :fetch_session
plug Pleroma.Plugs.OAuthPlug
plug Pleroma.Plugs.AuthenticationPlug, %{fetcher: &Router.user_fetcher/1}
end
@ -27,14 +29,43 @@ def user_fetcher(username) do
plug :accepts, ["json", "xml"]
end
pipeline :masto_config do
plug :accepts, ["json"]
pipeline :oauth do
plug :accepts, ["html", "json"]
end
scope "/api/v1", Pleroma.Web do
pipe_through :masto_config
# TODO: Move this
get "/instance", TwitterAPI.UtilController, :masto_instance
scope "/oauth", Pleroma.Web.OAuth do
get "/authorize", OAuthController, :authorize
post "/authorize", OAuthController, :create_authorization
post "/token", OAuthController, :token_exchange
end
scope "/api/v1", Pleroma.Web.MastodonAPI do
pipe_through :api
get "/instance", MastodonAPIController, :masto_instance
post "/apps", MastodonAPIController, :create_app
get "/timelines/public", MastodonAPIController, :public_timeline
get "/statuses/:id", MastodonAPIController, :get_status
get "/statuses/:id/context", MastodonAPIController, :get_context
get "/accounts/:id/statuses", MastodonAPIController, :user_statuses
end
scope "/api/v1", Pleroma.Web.MastodonAPI do
pipe_through :authenticated_api
get "/accounts/verify_credentials", MastodonAPIController, :verify_credentials
get "/timelines/home", MastodonAPIController, :home_timeline
post "/statuses", MastodonAPIController, :post_status
delete "/statuses/:id", MastodonAPIController, :delete_status
post "/statuses/:id/reblog", MastodonAPIController, :reblog_status
post "/statuses/:id/favourite", MastodonAPIController, :fav_status
post "/statuses/:id/unfavourite", MastodonAPIController, :unfav_status
get "/notifications", MastodonAPIController, :notifications
end
scope "/api", Pleroma.Web do

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@ -0,0 +1,11 @@
<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8 />
<title>Pleroma</title>
</head>
<body>
<h1>Welcome to Pleroma</h1>
<%= render @view_module, @view_template, assigns %>
</body>
</html>

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@ -0,0 +1,2 @@
<h1>Successfully authorized</h1>
<h2>Token code is <%= @auth.token %></h2>

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@ -0,0 +1,14 @@
<h2>OAuth Authorization</h2>
<%= form_for @conn, o_auth_path(@conn, :authorize), [as: "authorization"], fn f -> %>
<%= label f, :name, "Name" %>
<%= text_input f, :name %>
<br>
<%= label f, :password, "Password" %>
<%= password_input f, :password %>
<br>
<%= hidden_input f, :client_id, value: @client_id %>
<%= hidden_input f, :response_type, value: @response_type %>
<%= hidden_input f, :redirect_uri, value: @redirect_uri %>
<%= hidden_input f, :scope, value: @scope %>
<%= submit "Authorize" %>
<% end %>

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@ -42,16 +42,4 @@ def version(conn, _params) do
_ -> json(conn, "Pleroma Dev")
end
end
# TODO: Move this
def masto_instance(conn, _params) do
response = %{
uri: Web.base_url,
title: Web.base_url,
description: "A Pleroma instance, an alternative fediverse server",
version: "dev"
}
json(conn, response)
end
end

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@ -3,7 +3,7 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter
alias Pleroma.Web.TwitterAPI.UserView
alias Pleroma.Web.OStatus
alias Pleroma.Web.{OStatus, CommonAPI}
alias Pleroma.Formatter
import Pleroma.Web.TwitterAPI.Utils
@ -115,44 +115,29 @@ def unfollow(%User{} = follower, params) do
end
end
def favorite(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
object = Object.get_by_ap_id(object["id"])
{:ok, _like_activity, object} = ActivityPub.like(user, object)
new_data = activity.data
|> Map.put("object", object.data)
status = %{activity | data: new_data}
|> activity_to_status(%{for: user})
def repeat(%User{} = user, ap_id_or_id) do
with {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.repeat(ap_id_or_id, user),
%Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id),
status <- activity_to_status(activity, %{for: user}) do
{:ok, status}
end
def unfavorite(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
object = Object.get_by_ap_id(object["id"])
{:ok, object} = ActivityPub.unlike(user, object)
new_data = activity.data
|> Map.put("object", object.data)
status = %{activity | data: new_data}
|> activity_to_status(%{for: user})
{:ok, status}
end
def retweet(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
object = Object.get_by_ap_id(object["id"])
{:ok, _announce_activity, object} = ActivityPub.announce(user, object)
new_data = activity.data
|> Map.put("object", object.data)
status = %{activity | data: new_data}
|> activity_to_status(%{for: user})
def fav(%User{} = user, ap_id_or_id) do
with {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.favorite(ap_id_or_id, user),
%Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id),
status <- activity_to_status(activity, %{for: user}) do
{:ok, status}
end
end
def unfav(%User{} = user, ap_id_or_id) do
with {:ok, %{data: %{"id" => id}}} = CommonAPI.unfavorite(ap_id_or_id, user),
%Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id),
status <- activity_to_status(activity, %{for: user}) do
{:ok, status}
end
end
def upload(%Plug.Upload{} = file, format \\ "xml") do
{:ok, object} = ActivityPub.upload(file)

View File

@ -2,6 +2,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
use Pleroma.Web, :controller
alias Pleroma.Web.TwitterAPI.{TwitterAPI, UserView}
alias Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter
alias Pleroma.Web.CommonAPI
alias Pleroma.{Repo, Activity, User, Object}
alias Pleroma.Web.ActivityPub.ActivityPub
alias Ecto.Changeset
@ -95,10 +96,7 @@ def follow(%{assigns: %{user: user}} = conn, params) do
end
def delete_post(%{assigns: %{user: user}} = conn, %{"id" => id}) do
with %Activity{data: %{"object" => %{"id" => object_id}}} <- Repo.get(Activity, id),
%Object{} = object <- Object.get_by_ap_id(object_id),
true <- user.ap_id == object.data["actor"],
{:ok, delete} <- ActivityPub.delete(object) |> IO.inspect do
with {:ok, delete} <- CommonAPI.delete(id, user) do
json = ActivityRepresenter.to_json(delete, %{user: user, for: user})
conn
|> json_reply(200, json)
@ -151,40 +149,25 @@ def get_by_id_or_ap_id(id) do
end
def favorite(%{assigns: %{user: user}} = conn, %{"id" => id}) do
activity = get_by_id_or_ap_id(id)
{:ok, status} = TwitterAPI.favorite(user, activity)
response = Poison.encode!(status)
conn
|> json_reply(200, response)
with {:ok, status} <- TwitterAPI.fav(user, id) do
json(conn, status)
end
end
def unfavorite(%{assigns: %{user: user}} = conn, %{"id" => id}) do
activity = get_by_id_or_ap_id(id)
{:ok, status} = TwitterAPI.unfavorite(user, activity)
response = Poison.encode!(status)
conn
|> json_reply(200, response)
with {:ok, status} <- TwitterAPI.unfav(user, id) do
json(conn, status)
end
end
def retweet(%{assigns: %{user: user}} = conn, %{"id" => id}) do
activity = get_by_id_or_ap_id(id)
if activity.data["actor"] == user.ap_id do
bad_request_reply(conn, "You cannot repeat your own notice.")
else
{:ok, status} = TwitterAPI.retweet(user, activity)
response = Poison.encode!(status)
conn
|> json_reply(200, response)
with {:ok, status} <- TwitterAPI.repeat(user, id) do
json(conn, status)
end
end
def register(conn, params) do
with {:ok, user} <- TwitterAPI.register_user(params) do
render(conn, UserView, "show.json", %{user: user})
else
{:error, errors} ->

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@ -0,0 +1,3 @@
defmodule Pleroma.Web.LayoutView do
use Pleroma.Web, :view
end

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@ -28,7 +28,7 @@ defp elixirc_paths(_), do: ["lib"]
#
# Type `mix help deps` for examples and options.
defp deps do
[{:phoenix, "~> 1.3.0-rc"},
[{:phoenix, "~> 1.3.0"},
{:phoenix_pubsub, "~> 1.0"},
{:phoenix_ecto, "~> 3.2"},
{:postgrex, ">= 0.0.0"},
@ -37,12 +37,12 @@ defp deps do
{:comeonin, "~> 3.0"},
{:trailing_format_plug, "~> 0.0.5" },
{:html_sanitize_ex, "~> 1.3.0-rc1"},
{:phoenix_html, "~> 2.10"},
{:calendar, "~> 0.16.1"},
{:cachex, "~> 2.1"},
{:httpoison, "~> 0.11.2"},
{:ex_machina, "~> 2.0", only: :test},
{:credo, "~> 0.7", only: [:dev, :test]},
{:mix_test_watch, "~> 0.2", only: :dev}]
{:credo, "~> 0.7", only: [:dev, :test]}]
end
# Aliases are shortcuts or tasks specific to the current project.

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@ -27,10 +27,11 @@
"mimerl": {:hex, :mimerl, "1.0.2", "993f9b0e084083405ed8252b99460c4f0563e41729ab42d9074fd5e52439be88", [:rebar3], []},
"mix_test_watch": {:hex, :mix_test_watch, "0.3.3", "70859889a8d1d43d1b75d69d87258a301f43209a17787cdb2bd9cab42adf271d", [:mix], [{:fs, "~> 2.12", [hex: :fs, optional: false]}]},
"mochiweb": {:hex, :mochiweb, "2.15.0", "e1daac474df07651e5d17cc1e642c4069c7850dc4508d3db7263a0651330aacc", [:rebar3], []},
"phoenix": {:hex, :phoenix, "1.3.0-rc.1", "0d04948a4bd24823f101024c07b6a4d35e58f1fd92a465c1bc75dd37acd1041a", [:mix], [{:cowboy, "~> 1.0", [hex: :cowboy, optional: true]}, {:phoenix_pubsub, "~> 1.0", [hex: :phoenix_pubsub, optional: false]}, {:plug, "~> 1.3.2 or ~> 1.4", [hex: :plug, optional: false]}, {:poison, "~> 2.2 or ~> 3.0", [hex: :poison, optional: false]}]},
"phoenix": {:hex, :phoenix, "1.3.0", "1c01124caa1b4a7af46f2050ff11b267baa3edb441b45dbf243e979cd4c5891b", [:mix], [{:cowboy, "~> 1.0", [hex: :cowboy, optional: true]}, {:phoenix_pubsub, "~> 1.0", [hex: :phoenix_pubsub, optional: false]}, {:plug, "~> 1.3.3 or ~> 1.4", [hex: :plug, optional: false]}, {:poison, "~> 2.2 or ~> 3.0", [hex: :poison, optional: false]}]},
"phoenix_ecto": {:hex, :phoenix_ecto, "3.2.3", "450c749876ff1de4a78fdb305a142a76817c77a1cd79aeca29e5fc9a6c630b26", [:mix], [{:ecto, "~> 2.1", [hex: :ecto, optional: false]}, {:phoenix_html, "~> 2.9", [hex: :phoenix_html, optional: true]}, {:plug, "~> 1.0", [hex: :plug, optional: false]}]},
"phoenix_pubsub": {:hex, :phoenix_pubsub, "1.0.1", "c10ddf6237007c804bf2b8f3c4d5b99009b42eca3a0dfac04ea2d8001186056a", [:mix], []},
"plug": {:hex, :plug, "1.3.4", "b4ef3a383f991bfa594552ded44934f2a9853407899d47ecc0481777fb1906f6", [:mix], [{:cowboy, "~> 1.0.1 or ~> 1.1", [hex: :cowboy, optional: true]}, {:mime, "~> 1.0", [hex: :mime, optional: false]}]},
"phoenix_html": {:hex, :phoenix_html, "2.10.4", "d4f99c32d5dc4918b531fdf163e1fd7cf20acdd7703f16f5d02d4db36de803b7", [:mix], [{:plug, "~> 1.0", [hex: :plug, optional: false]}]},
"phoenix_pubsub": {:hex, :phoenix_pubsub, "1.0.2", "bfa7fd52788b5eaa09cb51ff9fcad1d9edfeb68251add458523f839392f034c1", [:mix], []},
"plug": {:hex, :plug, "1.4.3", "236d77ce7bf3e3a2668dc0d32a9b6f1f9b1f05361019946aae49874904be4aed", [:mix], [{:cowboy, "~> 1.0.1 or ~> 1.1", [hex: :cowboy, optional: true]}, {:mime, "~> 1.0", [hex: :mime, optional: false]}]},
"poison": {:hex, :poison, "3.1.0", "d9eb636610e096f86f25d9a46f35a9facac35609a7591b3be3326e99a0484665", [:mix], []},
"poolboy": {:hex, :poolboy, "1.5.1", "6b46163901cfd0a1b43d692657ed9d7e599853b3b21b95ae5ae0a777cf9b6ca8", [:rebar], []},
"postgrex": {:hex, :postgrex, "0.13.2", "2b88168fc6a5456a27bfb54ccf0ba4025d274841a7a3af5e5deb1b755d95154e", [:mix], [{:connection, "~> 1.0", [hex: :connection, optional: false]}, {:db_connection, "~> 1.1", [hex: :db_connection, optional: false]}, {:decimal, "~> 1.0", [hex: :decimal, optional: false]}]},

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@ -0,0 +1,16 @@
defmodule Pleroma.Repo.Migrations.AddMastodonApps do
use Ecto.Migration
def change do
create table(:apps) do
add :client_name, :string
add :redirect_uris, :string
add :scopes, :string
add :website, :string
add :client_id, :string
add :client_secret, :string
timestamps()
end
end
end

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@ -0,0 +1,15 @@
defmodule Pleroma.Repo.Migrations.CreateOAuthAuthorizations do
use Ecto.Migration
def change do
create table(:oauth_authorizations) do
add :app_id, references(:apps)
add :user_id, references(:users)
add :token, :string
add :valid_until, :naive_datetime
add :used, :boolean, default: false
timestamps()
end
end
end

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@ -0,0 +1,15 @@
defmodule Pleroma.Repo.Migrations.CreateOAuthToken do
use Ecto.Migration
def change do
create table(:oauth_tokens) do
add :app_id, references(:apps)
add :user_id, references(:users)
add :token, :string
add :refresh_token, :string
add :valid_until, :naive_datetime
timestamps()
end
end
end

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@ -0,0 +1,15 @@
defmodule Pleroma.Repo.Migrations.CreateNotifications do
use Ecto.Migration
def change do
create table(:notifications) do
add :user_id, references(:users, on_delete: :delete_all)
add :activity_id, references(:activities, on_delete: :delete_all)
add :seen, :boolean, default: false
timestamps()
end
create index(:notifications, [:user_id])
end
end

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@ -0,0 +1,23 @@
defmodule Pleroma.NotificationTest do
use Pleroma.DataCase
alias Pleroma.Web.TwitterAPI.TwitterAPI
alias Pleroma.{User, Notification}
import Pleroma.Factory
describe "create_notifications" do
test "notifies someone when they are directly addressed" do
user = insert(:user)
other_user = insert(:user)
third_user = insert(:user)
{:ok, activity} = TwitterAPI.create_status(user, %{"status" => "hey @#{other_user.nickname} and @#{third_user.nickname}"})
{:ok, [notification, other_notification]} = Notification.create_notifications(activity)
assert notification.user_id == other_user.id
assert notification.activity_id == activity.id
assert other_notification.user_id == third_user.id
assert other_notification.activity_id == activity.id
end
end
end

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@ -0,0 +1,42 @@
defmodule Pleroma.Web.MastodonAPI.AccountViewTest do
use Pleroma.DataCase
import Pleroma.Factory
alias Pleroma.Web.MastodonAPI.AccountView
test "Represent a user account" do
user = insert(:user, %{info: %{"note_count" => 5, "follower_count" => 3}})
expected = %{
id: user.id,
username: user.nickname,
acct: user.nickname,
display_name: user.name,
locked: false,
created_at: user.inserted_at,
followers_count: 3,
following_count: 0,
statuses_count: 5,
note: user.bio,
url: user.ap_id,
avatar: "https://placehold.it/48x48",
avatar_static: "https://placehold.it/48x48",
header: "https://placehold.it/700x335",
header_static: "https://placehold.it/700x335"
}
assert expected == AccountView.render("account.json", %{user: user})
end
test "Represent a smaller mention" do
user = insert(:user)
expected = %{
id: user.id,
acct: user.nickname,
username: user.nickname,
url: user.ap_id
}
assert expected == AccountView.render("mention.json", %{user: user})
end
end

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@ -0,0 +1,184 @@
defmodule Pleroma.Web.MastodonAPI.MastodonAPIControllerTest do
use Pleroma.Web.ConnCase
alias Pleroma.Web.TwitterAPI.TwitterAPI
alias Pleroma.{Repo, User, Activity}
alias Pleroma.Web.{OStatus, CommonAPI}
import Pleroma.Factory
test "the home timeline", %{conn: conn} do
user = insert(:user)
following = insert(:user)
{:ok, _activity} = TwitterAPI.create_status(following, %{"status" => "test"})
conn = conn
|> assign(:user, user)
|> get("/api/v1/timelines/home")
assert length(json_response(conn, 200)) == 0
{:ok, user} = User.follow(user, following)
conn = build_conn()
|> assign(:user, user)
|> get("/api/v1/timelines/home")
assert [%{"content" => "test"}] = json_response(conn, 200)
end
test "the public timeline", %{conn: conn} do
following = insert(:user)
{:ok, _activity} = TwitterAPI.create_status(following, %{"status" => "test"})
{:ok, [_activity]} = OStatus.fetch_activity_from_url("https://shitposter.club/notice/2827873")
conn = conn
|> get("/api/v1/timelines/public")
assert length(json_response(conn, 200)) == 2
conn = build_conn()
|> get("/api/v1/timelines/public", %{"local" => "True"})
assert [%{"content" => "test"}] = json_response(conn, 200)
end
test "posting a status", %{conn: conn} do
user = insert(:user)
conn = conn
|> assign(:user, user)
|> post("/api/v1/statuses", %{"status" => "cofe"})
assert %{"content" => "cofe", "id" => id} = json_response(conn, 200)
assert Repo.get(Activity, id)
end
test "replying to a status", %{conn: conn} do
user = insert(:user)
{:ok, replied_to} = TwitterAPI.create_status(user, %{"status" => "cofe"})
conn = conn
|> assign(:user, user)
|> post("/api/v1/statuses", %{"status" => "xD", "in_reply_to_id" => replied_to.id})
assert %{"content" => "xD", "id" => id} = json_response(conn, 200)
activity = Repo.get(Activity, id)
assert activity.data["context"] == replied_to.data["context"]
assert activity.data["object"]["inReplyToStatusId"] == replied_to.id
end
test "verify_credentials", %{conn: conn} do
user = insert(:user)
conn = conn
|> assign(:user, user)
|> get("/api/v1/accounts/verify_credentials")
assert %{"id" => id} = json_response(conn, 200)
assert id == user.id
end
test "get a status", %{conn: conn} do
activity = insert(:note_activity)
conn = conn
|> get("/api/v1/statuses/#{activity.id}")
assert %{"id" => id} = json_response(conn, 200)
assert id == activity.id
end
describe "deleting a status" do
test "when you created it", %{conn: conn} do
activity = insert(:note_activity)
author = User.get_by_ap_id(activity.data["actor"])
conn = conn
|> assign(:user, author)
|> delete("/api/v1/statuses/#{activity.id}")
assert %{} = json_response(conn, 200)
assert Repo.get(Activity, activity.id) == nil
end
test "when you didn't create it", %{conn: conn} do
activity = insert(:note_activity)
user = insert(:user)
conn = conn
|> assign(:user, user)
|> delete("/api/v1/statuses/#{activity.id}")
assert %{"error" => _} = json_response(conn, 403)
assert Repo.get(Activity, activity.id) == activity
end
end
describe "reblogging" do
test "reblogs and returns the reblogged status", %{conn: conn} do
activity = insert(:note_activity)
user = insert(:user)
conn = conn
|> assign(:user, user)
|> post("/api/v1/statuses/#{activity.id}/reblog")
assert %{"id" => id, "reblogged" => true, "reblogs_count" => 1} = json_response(conn, 200)
assert activity.id == id
end
end
describe "favoriting" do
test "favs a status and returns it", %{conn: conn} do
activity = insert(:note_activity)
user = insert(:user)
conn = conn
|> assign(:user, user)
|> post("/api/v1/statuses/#{activity.id}/favourite")
assert %{"id" => id, "favourites_count" => 1, "favourited" => true} = json_response(conn, 200)
assert activity.id == id
end
end
describe "unfavoriting" do
test "unfavorites a status and returns it", %{conn: conn} do
activity = insert(:note_activity)
user = insert(:user)
{:ok, _, _} = CommonAPI.favorite(activity.id, user)
conn = conn
|> assign(:user, user)
|> post("/api/v1/statuses/#{activity.id}/unfavourite")
assert %{"id" => id, "favourites_count" => 0, "favourited" => false} = json_response(conn, 200)
assert activity.id == id
end
end
describe "user timelines" do
test "gets a users statuses", %{conn: conn} do
_note = insert(:note_activity)
note_two = insert(:note_activity)
user = User.get_by_ap_id(note_two.data["actor"])
conn = conn
|> get("/api/v1/accounts/#{user.id}/statuses")
assert [%{"id" => id}] = json_response(conn, 200)
assert id == note_two.id
end
end
end

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@ -0,0 +1,77 @@
defmodule Pleroma.Web.MastodonAPI.StatusViewTest do
use Pleroma.DataCase
alias Pleroma.Web.MastodonAPI.{StatusView, AccountView}
alias Pleroma.{User, Object}
alias Pleroma.Web.OStatus
import Pleroma.Factory
test "a note activity" do
note = insert(:note_activity)
user = User.get_cached_by_ap_id(note.data["actor"])
status = StatusView.render("status.json", %{activity: note})
expected = %{
id: note.id,
uri: note.data["object"]["id"],
url: note.data["object"]["external_id"],
account: AccountView.render("account.json", %{user: user}),
in_reply_to_id: nil,
in_reply_to_account_id: nil,
reblog: nil,
content: HtmlSanitizeEx.basic_html(note.data["object"]["content"]),
created_at: note.data["object"]["published"],
reblogs_count: 0,
favourites_count: 0,
reblogged: false,
favourited: false,
muted: false,
sensitive: false,
spoiler_text: "",
visibility: "public",
media_attachments: [],
mentions: [],
tags: [],
application: nil,
language: nil
}
assert status == expected
end
test "contains mentions" do
incoming = File.read!("test/fixtures/incoming_reply_mastodon.xml")
user = insert(:user, %{ap_id: "https://pleroma.soykaf.com/users/lain"})
{:ok, [activity]} = OStatus.handle_incoming(incoming)
status = StatusView.render("status.json", %{activity: activity})
assert status.mentions == [AccountView.render("mention.json", %{user: user})]
end
test "attachments" do
incoming = File.read!("test/fixtures/incoming_reply_mastodon.xml")
object = %{
"type" => "Image",
"url" => [
%{
"mediaType" => "image/png",
"href" => "someurl"
}
],
"uuid" => 6
}
expected = %{
id: 6,
type: "image",
url: "someurl",
remote_url: "someurl",
preview_url: "someurl"
}
assert expected == StatusView.render("attachment.json", %{attachment: object})
end
end

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@ -0,0 +1,42 @@
defmodule Pleroma.Web.OAuth.AuthorizationTest do
use Pleroma.DataCase
alias Pleroma.Web.OAuth.{Authorization, App}
import Pleroma.Factory
test "create an authorization token for a valid app" do
{:ok, app} = Repo.insert(App.register_changeset(%App{}, %{client_name: "client", scopes: "scope", redirect_uris: "url"}))
user = insert(:user)
{:ok, auth} = Authorization.create_authorization(app, user)
assert auth.user_id == user.id
assert auth.app_id == app.id
assert String.length(auth.token) > 10
assert auth.used == false
end
test "use up a token" do
{:ok, app} = Repo.insert(App.register_changeset(%App{}, %{client_name: "client", scopes: "scope", redirect_uris: "url"}))
user = insert(:user)
{:ok, auth} = Authorization.create_authorization(app, user)
{:ok, auth} = Authorization.use_token(auth)
assert auth.used == true
assert {:error, "already used"} == Authorization.use_token(auth)
expired_auth = %Authorization{
user_id: user.id,
app_id: app.id,
valid_until: NaiveDateTime.add(NaiveDateTime.utc_now, -10),
token: "mytoken",
used: false
}
{:ok, expired_auth} = Repo.insert(expired_auth)
assert {:error, "token expired"} == Authorization.use_token(expired_auth)
end
end

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@ -0,0 +1,24 @@
defmodule Pleroma.Web.OAuth.TokenTest do
use Pleroma.DataCase
alias Pleroma.Web.OAuth.{App, Token, Authorization}
alias Pleroma.Repo
import Pleroma.Factory
test "exchanges a auth token for an access token" do
{:ok, app} = Repo.insert(App.register_changeset(%App{}, %{client_name: "client", scopes: "scope", redirect_uris: "url"}))
user = insert(:user)
{:ok, auth} = Authorization.create_authorization(app, user)
{:ok, token} = Token.exchange_token(app, auth)
assert token.app_id == app.id
assert token.user_id == user.id
assert String.length(token.token) > 10
assert String.length(token.refresh_token) > 10
auth = Repo.get(Authorization, auth.id)
{:error, "already used"} = Token.exchange_token(app, auth)
end
end

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@ -354,13 +354,6 @@ test "with credentials", %{conn: conn, user: current_user} do
request_path = "/api/statuses/retweet/#{note_activity.id}.json"
user = Repo.get_by(User, ap_id: note_activity.data["actor"])
response = conn
|> with_credentials(user.nickname, "test")
|> post(request_path)
assert json_response(response, 400) == %{"error" => "You cannot repeat your own notice.",
"request" => request_path}
response = conn
|> with_credentials(current_user.nickname, "test")
|> post(request_path)

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@ -264,7 +264,7 @@ test "it favorites a status, returns the updated status" do
note_activity = insert(:note_activity)
activity_user = Repo.get_by!(User, ap_id: note_activity.data["actor"])
{:ok, status} = TwitterAPI.favorite(user, note_activity)
{:ok, status} = TwitterAPI.fav(user, note_activity.id)
updated_activity = Activity.get_by_ap_id(note_activity.data["id"])
assert status == ActivityRepresenter.to_map(updated_activity, %{user: activity_user, for: user})
@ -280,7 +280,7 @@ test "it unfavorites a status, returns the updated status" do
updated_activity = Activity.get_by_ap_id(note_activity.data["id"])
assert ActivityRepresenter.to_map(updated_activity, %{user: activity_user, for: user})["fave_num"] == 1
{:ok, status} = TwitterAPI.unfavorite(user, note_activity)
{:ok, status} = TwitterAPI.unfav(user, note_activity.id)
assert status["fave_num"] == 0
end
@ -290,7 +290,7 @@ test "it retweets a status and returns the retweet" do
note_activity = insert(:note_activity)
activity_user = Repo.get_by!(User, ap_id: note_activity.data["actor"])
{:ok, status} = TwitterAPI.retweet(user, note_activity)
{:ok, status} = TwitterAPI.repeat(user, note_activity.id)
updated_activity = Activity.get_by_ap_id(note_activity.data["id"])
assert status == ActivityRepresenter.to_map(updated_activity, %{user: activity_user, for: user})