Commit fa0392e4 authored by kaniini's avatar kaniini
Browse files

Merge branch 'activitypub-likes' into 'develop'

Activitypub c2s likes

See merge request pleroma/pleroma!658
parents c445c9e1 86803437
Pipeline #6213 canceled with stages
......@@ -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),
......@@ -204,6 +234,15 @@ def handle_user_activity(user, %{"type" => "Delete"} = params) do
end
end
def handle_user_activity(user, %{"type" => "Like"} = params) do
with %Object{} = object <- Object.normalize(params["object"]),
{:ok, activity, _object} <- ActivityPub.like(user, object) do
{:ok, activity}
else
_ -> {:error, "Can't like object"}
end
end
def handle_user_activity(_, _) do
{:error, "Unhandled activity type"}
end
......
......@@ -629,6 +629,7 @@ def prepare_object(object) do
|> add_mention_tags
|> add_emoji_tags
|> add_attributed_to
|> add_likes
|> prepare_attachments
|> set_conversation
|> set_reply_to_uri
......@@ -641,7 +642,7 @@ def prepare_object(object) do
# internal -> Mastodon
# """
def prepare_outgoing(%{"type" => "Create", "object" => %{"type" => "Note"} = object} = data) do
def prepare_outgoing(%{"type" => "Create", "object" => object} = data) do
object =
object
|> prepare_object
......@@ -788,6 +789,22 @@ def add_attributed_to(object) do
|> Map.put("attributedTo", attributedTo)
end
def add_likes(%{"id" => id, "like_count" => likes} = object) do
likes = %{
"id" => "#{id}/likes",
"first" => "#{id}/likes?page=1",
"type" => "OrderedCollection",
"totalItems" => likes
}
object
|> Map.put("likes", likes)
end
def add_likes(object) do
object
end
def prepare_attachments(object) do
attachments =
(object["attachment"] || [])
......@@ -803,7 +820,6 @@ def prepare_attachments(object) do
defp strip_internal_fields(object) do
object
|> Map.drop([
"likes",
"like_count",
"announcements",
"announcement_count",
......
......@@ -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",
......
......@@ -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
......@@ -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
......
......@@ -57,6 +57,11 @@ def direct_note_factory do
%Pleroma.Object{data: Map.merge(data, %{"to" => [user2.ap_id]})}
end
def article_factory do
note_factory()
|> Map.put("type", "Article")
end
def tombstone_factory do
data = %{
"type" => "Tombstone",
......@@ -110,6 +115,26 @@ def note_activity_factory do
}
end
def article_activity_factory do
article = insert(:article)
data = %{
"id" => Pleroma.Web.ActivityPub.Utils.generate_activity_id(),
"type" => "Create",
"actor" => article.data["actor"],
"to" => article.data["to"],
"object" => article.data,
"published" => DateTime.utc_now() |> DateTime.to_iso8601(),
"context" => article.data["context"]
}
%Pleroma.Activity{
data: data,
actor: data["actor"],
recipients: data["to"]
}
end
def announce_activity_factory do
note_activity = insert(:note_activity)
user = insert(:user)
......
......@@ -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)
......@@ -292,6 +307,31 @@ test "it rejects delete activity of object from other actor", %{conn: conn} do
assert json_response(conn, 400)
end
test "it increases like count when receiving a like action", %{conn: conn} do
note_activity = insert(:note_activity)
user = User.get_cached_by_ap_id(note_activity.data["actor"])
data = %{
type: "Like",
object: %{
id: note_activity.data["object"]["id"]
}
}
conn =
conn
|> assign(:user, user)
|> put_req_header("content-type", "application/activity+json")
|> post("/users/#{user.nickname}/outbox", data)
result = json_response(conn, 201)
assert Activity.get_by_ap_id(result["id"])
object = Object.get_by_ap_id(note_activity.data["object"]["id"])
assert object
assert object.data["like_count"] == 1
end
end
describe "/users/:nickname/followers" do
......
......@@ -829,12 +829,33 @@ test "it strips internal fields" do
assert length(modified["object"]["tag"]) == 2
assert is_nil(modified["object"]["emoji"])
assert is_nil(modified["object"]["likes"])
assert is_nil(modified["object"]["like_count"])
assert is_nil(modified["object"]["announcements"])
assert is_nil(modified["object"]["announcement_count"])
assert is_nil(modified["object"]["context_id"])
end
test "it strips internal fields of article" do
activity = insert(:article_activity)
{:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
assert length(modified["object"]["tag"]) == 2
assert is_nil(modified["object"]["emoji"])
assert is_nil(modified["object"]["like_count"])
assert is_nil(modified["object"]["announcements"])
assert is_nil(modified["object"]["announcement_count"])
assert is_nil(modified["object"]["context_id"])
end
test "it adds like collection to object" do
activity = insert(:note_activity)
{:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
assert modified["object"]["likes"]["type"] == "OrderedCollection"
assert modified["object"]["likes"]["totalItems"] == 0
end
end
describe "user upgrade" do
......
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