+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
defmodule Pleroma.Notification do
use Ecto.Schema
- alias Pleroma.{User, Activity, Notification, Repo}
+
+ alias Pleroma.Activity
+ alias Pleroma.Notification
+ alias Pleroma.Object
+ alias Pleroma.Pagination
+ alias Pleroma.Repo
+ alias Pleroma.User
+ alias Pleroma.Web.CommonAPI
+ alias Pleroma.Web.CommonAPI.Utils
+
import Ecto.Query
+ import Ecto.Changeset
schema "notifications" do
field(:seen, :boolean, default: false)
- belongs_to(:user, Pleroma.User)
- belongs_to(:activity, Pleroma.Activity)
+ belongs_to(:user, User, type: Pleroma.FlakeId)
+ belongs_to(:activity, Activity, type: Pleroma.FlakeId)
timestamps()
end
- # TODO: Make generic and unify (see activity_pub.ex)
- defp restrict_max(query, %{"max_id" => max_id}) do
- from(activity in query, where: activity.id < ^max_id)
+ def changeset(%Notification{} = notification, attrs) do
+ notification
+ |> cast(attrs, [:seen])
end
- defp restrict_max(query, _), do: query
-
- defp restrict_since(query, %{"since_id" => since_id}) do
- from(activity in query, where: activity.id > ^since_id)
+ def for_user_query(user) do
+ Notification
+ |> where(user_id: ^user.id)
+ |> where(
+ [n, a],
+ fragment(
+ "? not in (SELECT ap_id FROM users WHERE info->'deactivated' @> 'true')",
+ a.actor
+ )
+ )
+ |> join(:inner, [n], activity in assoc(n, :activity))
+ |> join(:left, [n, a], object in Object,
+ on:
+ fragment(
+ "(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
+ object.data,
+ a.data
+ )
+ )
+ |> preload([n, a, o], activity: {a, object: o})
end
- defp restrict_since(query, _), do: query
-
def for_user(user, opts \\ %{}) do
+ user
+ |> for_user_query()
+ |> Pagination.fetch_paginated(opts)
+ end
+
+ def set_read_up_to(%{id: user_id} = _user, id) do
query =
from(
n in Notification,
- where: n.user_id == ^user.id,
- order_by: [desc: n.id],
- preload: [:activity],
- limit: 20
+ where: n.user_id == ^user_id,
+ where: n.id <= ^id,
+ update: [
+ set: [seen: true]
+ ]
)
- query =
- query
- |> restrict_since(opts)
- |> restrict_max(opts)
+ Repo.update_all(query, [])
+ end
- Repo.all(query)
+ def read_one(%User{} = user, notification_id) do
+ with {:ok, %Notification{} = notification} <- get(user, notification_id) do
+ notification
+ |> changeset(%{seen: true})
+ |> Repo.update()
+ end
end
def get(%{id: user_id} = _user, id) do
from(
n in Notification,
where: n.id == ^id,
- preload: [:activity]
+ join: activity in assoc(n, :activity),
+ preload: [activity: activity]
)
notification = Repo.one(query)
end
def clear(user) do
- query = from(n in Notification, where: n.user_id == ^user.id)
+ from(n in Notification, where: n.user_id == ^user.id)
+ |> Repo.delete_all()
+ end
- Repo.delete_all(query)
+ def destroy_multiple(%{id: user_id} = _user, ids) do
+ from(n in Notification,
+ where: n.id in ^ids,
+ where: n.user_id == ^user_id
+ )
+ |> Repo.delete_all()
end
def dismiss(%{id: user_id} = _user, id) do
end
end
- def create_notifications(%Activity{id: _, data: %{"to" => _, "type" => type}} = activity)
+ def create_notifications(%Activity{data: %{"to" => _, "type" => type}} = activity)
when type in ["Create", "Like", "Announce", "Follow"] do
- users = User.get_notified_from_activity(activity)
+ users = get_notified_from_activity(activity)
notifications = Enum.map(users, fn user -> create_notification(activity, user) end)
{:ok, notifications}
# TODO move to sql, too.
def create_notification(%Activity{} = activity, %User{} = user) do
- unless User.blocks?(user, %{ap_id: activity.data["actor"]}) or
- user.ap_id == activity.data["actor"] do
+ unless skip?(activity, user) do
notification = %Notification{user_id: user.id, activity: activity}
{:ok, notification} = Repo.insert(notification)
Pleroma.Web.Streamer.stream("user", notification)
notification
end
end
+
+ def get_notified_from_activity(activity, local_only \\ true)
+
+ def get_notified_from_activity(
+ %Activity{data: %{"to" => _, "type" => type} = _data} = activity,
+ local_only
+ )
+ when type in ["Create", "Like", "Announce", "Follow"] do
+ recipients =
+ []
+ |> Utils.maybe_notify_to_recipients(activity)
+ |> Utils.maybe_notify_mentioned_recipients(activity)
+ |> Utils.maybe_notify_subscribers(activity)
+ |> Enum.uniq()
+
+ User.get_users_from_set(recipients, local_only)
+ end
+
+ def get_notified_from_activity(_, _local_only), do: []
+
+ def skip?(activity, user) do
+ [:self, :blocked, :local, :muted, :followers, :follows, :recently_followed]
+ |> Enum.any?(&skip?(&1, activity, user))
+ end
+
+ def skip?(:self, activity, user) do
+ activity.data["actor"] == user.ap_id
+ end
+
+ def skip?(:blocked, activity, user) do
+ actor = activity.data["actor"]
+ User.blocks?(user, %{ap_id: actor})
+ end
+
+ def skip?(:local, %{local: true}, %{info: %{notification_settings: %{"local" => false}}}),
+ do: true
+
+ def skip?(:local, %{local: false}, %{info: %{notification_settings: %{"remote" => false}}}),
+ do: true
+
+ def skip?(:muted, activity, user) do
+ actor = activity.data["actor"]
+
+ User.mutes?(user, %{ap_id: actor}) or CommonAPI.thread_muted?(user, activity)
+ end
+
+ def skip?(
+ :followers,
+ activity,
+ %{info: %{notification_settings: %{"followers" => false}}} = user
+ ) do
+ actor = activity.data["actor"]
+ follower = User.get_cached_by_ap_id(actor)
+ User.following?(follower, user)
+ end
+
+ def skip?(:follows, activity, %{info: %{notification_settings: %{"follows" => false}}} = user) do
+ actor = activity.data["actor"]
+ followed = User.get_cached_by_ap_id(actor)
+ User.following?(user, followed)
+ end
+
+ def skip?(:recently_followed, %{data: %{"type" => "Follow"}} = activity, user) do
+ actor = activity.data["actor"]
+
+ Notification.for_user(user)
+ |> Enum.any?(fn
+ %{activity: %{data: %{"type" => "Follow", "actor" => ^actor}}} -> true
+ _ -> false
+ end)
+ end
+
+ def skip?(_, _, _), do: false
end