defmodule Pleroma.Web.ActivityPub.ActivityPub do
alias Pleroma.Repo
- alias Pleroma.Activity
+ alias Pleroma.{Activity, Object, Upload}
+ 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)
+ Repo.insert!(%Object{data: object})
+ Map.put(map, "object", object)
+ else
+ map
+ end
+
Repo.insert(%Activity{data: map})
end
+
+ def generate_activity_id do
+ generate_id("activities")
+ end
+
+ def generate_context_id do
+ generate_id("contexts")
+ end
+
+ def generate_object_id do
+ generate_id("objects")
+ end
+
+ def generate_id(type) do
+ "#{Pleroma.Web.base_url()}/#{type}/#{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
+
+ def fetch_activities_for_context(context) do
+ query = from activity in Activity,
+ where: fragment("? @> ?", activity.data, ^%{ context: context })
+ Repo.all(query)
+ end
+
+ def upload(%Plug.Upload{} = file) do
+ data = Upload.store(file)
+ Repo.insert(%Object{data: data})
+ end
end