Add route to get object like activities

This commit is contained in:
sxsdv1 2019-01-11 23:34:32 +01:00
parent 36711e1c83
commit 581edd5a91
5 changed files with 101 additions and 0 deletions

View file

@ -54,6 +54,36 @@ def object(conn, %{"uuid" => uuid}) do
end
end
def object_likes(conn, %{"uuid" => uuid, "page" => page}) do
with ap_id <- o_status_url(conn, :object, uuid),
%Object{} = object <- Object.get_cached_by_ap_id(ap_id),
{_, true} <- {:public?, ActivityPub.is_public?(object)},
likes <- Utils.get_object_likes(object) do
{page, _} = Integer.parse(page)
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ObjectView.render("likes.json", ap_id, likes, page))
else
{:public?, false} ->
{:error, :not_found}
end
end
def object_likes(conn, %{"uuid" => uuid}) do
with ap_id <- o_status_url(conn, :object, uuid),
%Object{} = object <- Object.get_cached_by_ap_id(ap_id),
{_, true} <- {:public?, ActivityPub.is_public?(object)},
likes <- Utils.get_object_likes(object) do
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ObjectView.render("likes.json", ap_id, likes))
else
{:public?, false} ->
{:error, :not_found}
end
end
def activity(conn, %{"uuid" => uuid}) do
with ap_id <- o_status_url(conn, :activity, uuid),
%Activity{} = activity <- Activity.normalize(ap_id),

View file

@ -231,6 +231,27 @@ def get_existing_like(actor, %{data: %{"id" => id}}) do
Repo.one(query)
end
@doc """
Returns like activities targeting an object
"""
def get_object_likes(%{data: %{"id" => id}}) do
query =
from(
activity in Activity,
# this is to use the index
where:
fragment(
"coalesce((?)->'object'->>'id', (?)->>'object') = ?",
activity.data,
activity.data,
^id
),
where: fragment("(?)->>'type' = 'Like'", activity.data)
)
Repo.all(query)
end
def make_like_data(%User{ap_id: ap_id} = actor, %{data: %{"id" => id}} = object, activity_id) do
data = %{
"type" => "Like",

View file

@ -35,4 +35,38 @@ def render("object.json", %{object: %Activity{} = activity}) do
Map.merge(base, additional)
end
def render("likes.json", ap_id, likes, page) do
collection(likes, "#{ap_id}/likes", page)
|> Map.merge(Pleroma.Web.ActivityPub.Utils.make_json_ld_header())
end
def render("likes.json", ap_id, likes) do
%{
"id" => "#{ap_id}/likes",
"type" => "OrderedCollection",
"totalItems" => length(likes),
"first" => collection(likes, "#{ap_id}/followers", 1)
}
|> Map.merge(Pleroma.Web.ActivityPub.Utils.make_json_ld_header())
end
def collection(collection, iri, page) do
offset = (page - 1) * 10
items = Enum.slice(collection, offset, 10)
items = Enum.map(items, fn object -> Transmogrifier.prepare_object(object.data) end)
total = length(collection)
map = %{
"id" => "#{iri}?page=#{page}",
"type" => "OrderedCollectionPage",
"partOf" => iri,
"totalItems" => total,
"orderedItems" => items
}
if offset < total do
Map.put(map, "next", "#{iri}?page=#{page + 1}")
end
end
end

View file

@ -421,6 +421,7 @@ defmodule Pleroma.Web.Router do
get("/users/:nickname/followers", ActivityPubController, :followers)
get("/users/:nickname/following", ActivityPubController, :following)
get("/users/:nickname/outbox", ActivityPubController, :outbox)
get("/objects/:uuid/likes", ActivityPubController, :object_likes)
end
pipeline :activitypub_client do

View file

@ -89,6 +89,21 @@ test "it returns 404 for tombstone objects", %{conn: conn} do
end
end
describe "/object/:uuid/likes" do
test "it returns the like activities in a collection", %{conn: conn} do
like = insert(:like_activity)
uuid = String.split(like.data["object"], "/") |> List.last()
result =
conn
|> put_req_header("accept", "application/activity+json")
|> get("/objects/#{uuid}/likes")
|> json_response(200)
assert List.first(result["first"]["orderedItems"])["id"] == like.data["id"]
end
end
describe "/activities/:uuid" do
test "it returns a json representation of the activity", %{conn: conn} do
activity = insert(:note_activity)