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->'deactivated' @> '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 destroy_multiple(%{id: user_id} = _user, ids) do
109 from(n in Notification,
111 where: n.user_id == ^user_id
116 def dismiss(%{id: user_id} = _user, id) do
117 notification = Repo.get(Notification, id)
120 %{user_id: ^user_id} ->
121 Repo.delete(notification)
124 {:error, "Cannot dismiss notification"}
128 def create_notifications(%Activity{data: %{"to" => _, "type" => type}} = activity)
129 when type in ["Create", "Like", "Announce", "Follow"] do
130 users = get_notified_from_activity(activity)
132 notifications = Enum.map(users, fn user -> create_notification(activity, user) end)
136 def create_notifications(_), do: {:ok, []}
138 # TODO move to sql, too.
139 def create_notification(%Activity{} = activity, %User{} = user) do
140 unless skip?(activity, user) do
141 notification = %Notification{user_id: user.id, activity: activity}
142 {:ok, notification} = Repo.insert(notification)
143 Pleroma.Web.Streamer.stream("user", notification)
144 Pleroma.Web.Push.send(notification)
149 def get_notified_from_activity(activity, local_only \\ true)
151 def get_notified_from_activity(
152 %Activity{data: %{"to" => _, "type" => type} = _data} = activity,
155 when type in ["Create", "Like", "Announce", "Follow"] do
158 |> Utils.maybe_notify_to_recipients(activity)
159 |> Utils.maybe_notify_mentioned_recipients(activity)
160 |> Utils.maybe_notify_subscribers(activity)
163 User.get_users_from_set(recipients, local_only)
166 def get_notified_from_activity(_, _local_only), do: []
168 def skip?(activity, user) do
169 [:self, :blocked, :local, :muted, :followers, :follows, :recently_followed]
170 |> Enum.any?(&skip?(&1, activity, user))
173 def skip?(:self, activity, user) do
174 activity.data["actor"] == user.ap_id
177 def skip?(:blocked, activity, user) do
178 actor = activity.data["actor"]
179 User.blocks?(user, %{ap_id: actor})
182 def skip?(:local, %{local: true}, %{info: %{notification_settings: %{"local" => false}}}),
185 def skip?(:local, %{local: false}, %{info: %{notification_settings: %{"remote" => false}}}),
188 def skip?(:muted, activity, user) do
189 actor = activity.data["actor"]
191 User.mutes?(user, %{ap_id: actor}) or CommonAPI.thread_muted?(user, activity)
197 %{info: %{notification_settings: %{"followers" => false}}} = user
199 actor = activity.data["actor"]
200 follower = User.get_cached_by_ap_id(actor)
201 User.following?(follower, user)
204 def skip?(:follows, activity, %{info: %{notification_settings: %{"follows" => false}}} = user) do
205 actor = activity.data["actor"]
206 followed = User.get_cached_by_ap_id(actor)
207 User.following?(user, followed)
210 def skip?(:recently_followed, %{data: %{"type" => "Follow"}} = activity, user) do
211 actor = activity.data["actor"]
213 Notification.for_user(user)
215 %{activity: %{data: %{"type" => "Follow", "actor" => ^actor}}} -> true
220 def skip?(_, _, _), do: false