spc-pleroma/lib/pleroma/web/activity_pub/activity_pub.ex

72 lines
1.7 KiB
Elixir
Raw Normal View History

2017-03-21 08:21:52 +00:00
defmodule Pleroma.Web.ActivityPub.ActivityPub do
alias Pleroma.Repo
2017-03-29 00:05:51 +00:00
alias Pleroma.{Activity, Object, Upload}
2017-03-21 16:53:20 +00:00
import Ecto.Query
2017-03-21 08:21:52 +00:00
def insert(map) when is_map(map) do
2017-03-23 16:56:49 +00:00
map = Map.put_new_lazy(map, "id", &generate_activity_id/0)
2017-04-04 00:30:07 +00:00
map = if is_map(map["object"]) do
2017-03-23 20:22:49 +00:00
object = Map.put_new_lazy(map["object"], "id", &generate_object_id/0)
Repo.insert!(%Object{data: object})
2017-03-23 20:22:49 +00:00
Map.put(map, "object", object)
else
map
end
2017-03-21 08:21:52 +00:00
Repo.insert(%Activity{data: map})
end
2017-03-21 16:53:20 +00:00
2017-03-23 16:56:49 +00:00
def generate_activity_id do
2017-03-23 22:34:10 +00:00
generate_id("activities")
end
def generate_context_id do
generate_id("contexts")
2017-03-23 16:56:49 +00:00
end
2017-03-23 20:22:49 +00:00
def generate_object_id do
2017-03-23 22:34:10 +00:00
generate_id("objects")
end
def generate_id(type) do
2017-03-30 12:32:36 +00:00
"#{Pleroma.Web.base_url()}/#{type}/#{Ecto.UUID.generate}"
2017-03-23 20:22:49 +00:00
end
2017-03-21 19:31:48 +00:00
def fetch_public_activities(opts \\ %{}) do
2017-03-22 13:45:17 +00:00
public = ["https://www.w3.org/ns/activitystreams#Public"]
fetch_activities(public, opts)
end
def fetch_activities(recipients, opts \\ %{}) do
2017-03-21 20:09:20 +00:00
since_id = opts["since_id"] || 0
2017-03-21 19:31:48 +00:00
2017-03-21 16:53:20 +00:00
query = from activity in Activity,
2017-03-21 19:22:05 +00:00
limit: 20,
order_by: [desc: :inserted_at]
2017-03-21 16:53:20 +00:00
2017-03-22 13:45:17 +00:00
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
2017-03-21 16:53:20 +00:00
Repo.all(query)
2017-03-21 19:22:05 +00:00
|> Enum.reverse
2017-03-21 16:53:20 +00:00
end
2017-03-23 23:09:08 +00:00
def fetch_activities_for_context(context) do
query = from activity in Activity,
where: fragment("? @> ?", activity.data, ^%{ context: context })
Repo.all(query)
end
2017-03-29 00:05:51 +00:00
def upload(%Plug.Upload{} = file) do
data = Upload.store(file)
Repo.insert(%Object{data: data})
end
2017-03-21 08:21:52 +00:00
end