60 lines
1.5 KiB
Elixir
60 lines
1.5 KiB
Elixir
defmodule Pleroma.Web.ActivityPub.ActivityPub do
|
|
alias Pleroma.Repo
|
|
alias Pleroma.Activity
|
|
import Ecto.Query
|
|
|
|
def insert(map) when is_map(map) do
|
|
map = Map.put_new_lazy(map, "id", &generate_activity_id/0)
|
|
|
|
map = if map["object"] do
|
|
object = Map.put_new_lazy(map["object"], "id", &generate_object_id/0)
|
|
Map.put(map, "object", object)
|
|
else
|
|
map
|
|
end
|
|
|
|
Repo.insert(%Activity{data: map})
|
|
end
|
|
|
|
def generate_activity_id do
|
|
host =
|
|
Application.get_env(:pleroma, Pleroma.Web.Endpoint)
|
|
|> Keyword.fetch!(:url)
|
|
|> Keyword.fetch!(:host)
|
|
"https://#{host}/activities/#{Ecto.UUID.generate}"
|
|
end
|
|
|
|
def generate_object_id do
|
|
host =
|
|
Application.get_env(:pleroma, Pleroma.Web.Endpoint)
|
|
|> Keyword.fetch!(:url)
|
|
|> Keyword.fetch!(:host)
|
|
"https://#{host}/objects/#{Ecto.UUID.generate}"
|
|
end
|
|
|
|
def fetch_public_activities(opts \\ %{}) do
|
|
public = ["https://www.w3.org/ns/activitystreams#Public"]
|
|
fetch_activities(public, opts)
|
|
end
|
|
|
|
def fetch_activities(recipients, opts \\ %{}) do
|
|
since_id = opts["since_id"] || 0
|
|
|
|
query = from activity in Activity,
|
|
limit: 20,
|
|
order_by: [desc: :inserted_at]
|
|
|
|
query = Enum.reduce(recipients, query, fn (recipient, q) ->
|
|
map = %{ to: [recipient] }
|
|
from activity in q,
|
|
or_where: fragment(~s(? @> ?), activity.data, ^map)
|
|
end)
|
|
|
|
query = from activity in query,
|
|
where: activity.id > ^since_id
|
|
|
|
Repo.all(query)
|
|
|> Enum.reverse
|
|
end
|
|
end
|