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.Activity do
9 alias Pleroma.Notification
15 @type t :: %__MODULE__{}
16 @primary_key {:id, Pleroma.FlakeId, autogenerate: true}
18 # https://github.com/tootsuite/mastodon/blob/master/app/models/notification.rb#L19
19 @mastodon_notification_types %{
20 "Create" => "mention",
22 "Announce" => "reblog",
26 @mastodon_to_ap_notification_types for {k, v} <- @mastodon_notification_types,
30 schema "activities" do
32 field(:local, :boolean, default: true)
33 field(:actor, :string)
34 field(:recipients, {:array, :string})
35 has_many(:notifications, Notification, on_delete: :delete_all)
37 # Attention: this is a fake relation, don't try to preload it blindly and expect it to work!
38 # The foreign key is embedded in a jsonb field.
40 # To use it, you probably want to do an inner join and a preload:
43 # |> join(:inner, [activity], o in Object,
44 # fragment("(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)", o.data, activity.data))
45 # |> preload([activity, object], [object: object])
48 # As a convenience, Activity.with_preloaded_object() sets up an inner join and preload for the
50 has_one(:object, Object, on_delete: :nothing, foreign_key: :id)
55 def with_preloaded_object(query) do
62 "(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
67 |> preload([activity, object], object: object)
70 def get_by_ap_id(ap_id) do
74 where: fragment("(?)->>'id' = ?", activity.data, ^to_string(ap_id))
80 Repo.get(Activity, id)
83 def get_by_id_with_object(id) do
84 from(activity in Activity,
85 where: activity.id == ^id,
86 inner_join: o in Object,
89 "(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
98 def by_object_ap_id(ap_id) do
100 activity in Activity,
103 "coalesce((?)->'object'->>'id', (?)->>'object') = ?",
111 def create_by_object_ap_id(ap_ids) when is_list(ap_ids) do
113 activity in Activity,
116 "coalesce((?)->'object'->>'id', (?)->>'object') = ANY(?)",
121 where: fragment("(?)->>'type' = 'Create'", activity.data)
125 def create_by_object_ap_id(ap_id) when is_binary(ap_id) do
127 activity in Activity,
130 "coalesce((?)->'object'->>'id', (?)->>'object') = ?",
135 where: fragment("(?)->>'type' = 'Create'", activity.data)
139 def create_by_object_ap_id(_), do: nil
141 def get_all_create_by_object_ap_id(ap_id) do
142 Repo.all(create_by_object_ap_id(ap_id))
145 def get_create_by_object_ap_id(ap_id) when is_binary(ap_id) do
146 create_by_object_ap_id(ap_id)
150 def get_create_by_object_ap_id(_), do: nil
152 def create_by_object_ap_id_with_object(ap_id) when is_binary(ap_id) do
154 activity in Activity,
157 "coalesce((?)->'object'->>'id', (?)->>'object') = ?",
162 where: fragment("(?)->>'type' = 'Create'", activity.data),
163 inner_join: o in Object,
166 "(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
174 def create_by_object_ap_id_with_object(_), do: nil
176 def get_create_by_object_ap_id_with_object(ap_id) do
178 |> create_by_object_ap_id_with_object()
182 def normalize(obj) when is_map(obj), do: Activity.get_by_ap_id(obj["id"])
183 def normalize(ap_id) when is_binary(ap_id), do: Activity.get_by_ap_id(ap_id)
184 def normalize(_), do: nil
186 def get_in_reply_to_activity(%Activity{data: %{"object" => %{"inReplyTo" => ap_id}}}) do
187 get_create_by_object_ap_id(ap_id)
190 def get_in_reply_to_activity(_), do: nil
192 def delete_by_ap_id(id) when is_binary(id) do
198 %{data: %{"type" => "Create", "object" => %{"id" => ap_id}}} -> ap_id == id
203 def delete_by_ap_id(_), do: nil
205 for {ap_type, type} <- @mastodon_notification_types do
206 def mastodon_notification_type(%Activity{data: %{"type" => unquote(ap_type)}}),
210 def mastodon_notification_type(%Activity{}), do: nil
212 def from_mastodon_notification_type(type) do
213 Map.get(@mastodon_to_ap_notification_types, type)
216 def all_by_actor_and_id(actor, status_ids \\ [])
217 def all_by_actor_and_id(_actor, []), do: []
219 def all_by_actor_and_id(actor, status_ids) do
221 |> where([s], s.id in ^status_ids)
222 |> where([s], s.actor == ^actor)