1 # Pleroma: A lightweight social networking server
2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
3 # SPDX-License-Identifier: AGPL-3.0-only
5 defmodule Pleroma.Notification do
9 alias Pleroma.Notification
11 alias Pleroma.Pagination
14 alias Pleroma.Web.CommonAPI
15 alias Pleroma.Web.CommonAPI.Utils
20 schema "notifications" do
21 field(:seen, :boolean, default: false)
22 belongs_to(:user, User, type: Pleroma.FlakeId)
23 belongs_to(:activity, Activity, type: Pleroma.FlakeId)
28 def changeset(%Notification{} = notification, attrs) do
30 |> cast(attrs, [:seen])
33 def for_user_query(user) do
35 |> where(user_id: ^user.id)
39 "? not in (SELECT ap_id FROM users WHERE info->'disabled' @> 'true')",
43 |> join(:inner, [n], activity in assoc(n, :activity))
44 |> join(:left, [n, a], object in Object,
47 "(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
52 |> preload([n, a, o], activity: {a, object: o})
55 def for_user(user, opts \\ %{}) do
58 |> Pagination.fetch_paginated(opts)
61 def set_read_up_to(%{id: user_id} = _user, id) do
65 where: n.user_id == ^user_id,
72 Repo.update_all(query, [])
75 def read_one(%User{} = user, notification_id) do
76 with {:ok, %Notification{} = notification} <- get(user, notification_id) do
78 |> changeset(%{seen: true})
83 def get(%{id: user_id} = _user, id) do
88 join: activity in assoc(n, :activity),
89 preload: [activity: activity]
92 notification = Repo.one(query)
95 %{user_id: ^user_id} ->
99 {:error, "Cannot get notification"}
104 from(n in Notification, where: n.user_id == ^user.id)
108 def dismiss(%{id: user_id} = _user, id) do
109 notification = Repo.get(Notification, id)
112 %{user_id: ^user_id} ->
113 Repo.delete(notification)
116 {:error, "Cannot dismiss notification"}
120 def create_notifications(%Activity{data: %{"to" => _, "type" => type}} = activity)
121 when type in ["Create", "Like", "Announce", "Follow"] do
122 users = get_notified_from_activity(activity)
124 notifications = Enum.map(users, fn user -> create_notification(activity, user) end)
128 def create_notifications(_), do: {:ok, []}
130 # TODO move to sql, too.
131 def create_notification(%Activity{} = activity, %User{} = user) do
132 unless skip?(activity, user) do
133 notification = %Notification{user_id: user.id, activity: activity}
134 {:ok, notification} = Repo.insert(notification)
135 Pleroma.Web.Streamer.stream("user", notification)
136 Pleroma.Web.Push.send(notification)
141 def get_notified_from_activity(activity, local_only \\ true)
143 def get_notified_from_activity(
144 %Activity{data: %{"to" => _, "type" => type} = _data} = activity,
147 when type in ["Create", "Like", "Announce", "Follow"] do
150 |> Utils.maybe_notify_to_recipients(activity)
151 |> Utils.maybe_notify_mentioned_recipients(activity)
152 |> Utils.maybe_notify_subscribers(activity)
155 User.get_users_from_set(recipients, local_only)
158 def get_notified_from_activity(_, _local_only), do: []
160 def skip?(activity, user) do
161 [:self, :blocked, :local, :muted, :followers, :follows, :recently_followed]
162 |> Enum.any?(&skip?(&1, activity, user))
165 def skip?(:self, activity, user) do
166 activity.data["actor"] == user.ap_id
169 def skip?(:blocked, activity, user) do
170 actor = activity.data["actor"]
171 User.blocks?(user, %{ap_id: actor})
174 def skip?(:local, %{local: true}, %{info: %{notification_settings: %{"local" => false}}}),
177 def skip?(:local, %{local: false}, %{info: %{notification_settings: %{"remote" => false}}}),
180 def skip?(:muted, activity, user) do
181 actor = activity.data["actor"]
183 User.mutes?(user, %{ap_id: actor}) or
184 CommonAPI.thread_muted?(user, activity)
190 %{info: %{notification_settings: %{"followers" => false}}} = user
192 actor = activity.data["actor"]
193 follower = User.get_cached_by_ap_id(actor)
194 User.following?(follower, user)
197 def skip?(:follows, activity, %{info: %{notification_settings: %{"follows" => false}}} = user) do
198 actor = activity.data["actor"]
199 followed = User.get_by_ap_id(actor)
200 User.following?(user, followed)
203 def skip?(:recently_followed, %{data: %{"type" => "Follow"}} = activity, user) do
204 actor = activity.data["actor"]
206 Notification.for_user(user)
208 %{activity: %{data: %{"type" => "Follow", "actor" => ^actor}}} -> true
213 def skip?(_, _, _), do: false