diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/pleroma/web/activity_pub/activity_pub.ex | 10 | ||||
-rw-r--r-- | lib/pleroma/web/activity_pub/activity_pub_controller.ex | 39 | ||||
-rw-r--r-- | lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex | 29 | ||||
-rw-r--r-- | lib/pleroma/web/activity_pub/transmogrifier.ex | 20 | ||||
-rw-r--r-- | lib/pleroma/web/activity_pub/utils.ex | 21 | ||||
-rw-r--r-- | lib/pleroma/web/activity_pub/views/object_view.ex | 34 | ||||
-rw-r--r-- | lib/pleroma/web/rich_media/parser.ex | 6 | ||||
-rw-r--r-- | lib/pleroma/web/rich_media/parsers/oembed_parser.ex | 27 | ||||
-rw-r--r-- | lib/pleroma/web/router.ex | 1 |
9 files changed, 174 insertions, 13 deletions
diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex index 9c1eb377f..5b87f7462 100644 --- a/lib/pleroma/web/activity_pub/activity_pub.ex +++ b/lib/pleroma/web/activity_pub/activity_pub.ex @@ -515,15 +515,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do defp restrict_reblogs(query, _), do: query - # Only search through last 100_000 activities by default - defp restrict_recent(query, %{"whole_db" => true}), do: query - - defp restrict_recent(query, _) do - since = (Repo.aggregate(Activity, :max, :id) || 0) - 100_000 - - from(activity in query, where: activity.id > ^since) - end - defp restrict_blocked(query, %{"blocking_user" => %User{info: info}}) do blocks = info.blocks || [] domain_blocks = info.domain_blocks || [] @@ -574,7 +565,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do |> restrict_actor(opts) |> restrict_type(opts) |> restrict_favorited_by(opts) - |> restrict_recent(opts) |> restrict_blocked(opts) |> restrict_media(opts) |> restrict_visibility(opts) diff --git a/lib/pleroma/web/activity_pub/activity_pub_controller.ex b/lib/pleroma/web/activity_pub/activity_pub_controller.ex index 73ca07e84..7eed0a600 100644 --- a/lib/pleroma/web/activity_pub/activity_pub_controller.ex +++ b/lib/pleroma/web/activity_pub/activity_pub_controller.ex @@ -54,6 +54,36 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController 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 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController 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 diff --git a/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex b/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex new file mode 100644 index 000000000..081456046 --- /dev/null +++ b/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex @@ -0,0 +1,29 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2019 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.MRF.NoPlaceholderTextPolicy do + @behaviour Pleroma.Web.ActivityPub.MRF + + @impl true + def filter( + %{ + "type" => "Create", + "object" => %{"content" => content, "attachment" => _attachment} = child_object + } = object + ) + when content in [".", "<p>.</p>"] do + child_object = + child_object + |> Map.put("content", "") + + object = + object + |> Map.put("object", child_object) + + {:ok, object} + end + + @impl true + def filter(object), do: {:ok, object} +end diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex index 87b7fc07f..86d11c874 100644 --- a/lib/pleroma/web/activity_pub/transmogrifier.ex +++ b/lib/pleroma/web/activity_pub/transmogrifier.ex @@ -629,6 +629,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do |> add_mention_tags |> add_emoji_tags |> add_attributed_to + |> add_likes |> prepare_attachments |> set_conversation |> set_reply_to_uri @@ -641,7 +642,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier 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 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier 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 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do defp strip_internal_fields(object) do object |> Map.drop([ - "likes", "like_count", "announcements", "announcement_count", diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex index b313996db..6ecab773c 100644 --- a/lib/pleroma/web/activity_pub/utils.ex +++ b/lib/pleroma/web/activity_pub/utils.ex @@ -231,6 +231,27 @@ defmodule Pleroma.Web.ActivityPub.Utils 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", diff --git a/lib/pleroma/web/activity_pub/views/object_view.ex b/lib/pleroma/web/activity_pub/views/object_view.ex index b5c9bf8d0..193042056 100644 --- a/lib/pleroma/web/activity_pub/views/object_view.ex +++ b/lib/pleroma/web/activity_pub/views/object_view.ex @@ -35,4 +35,38 @@ defmodule Pleroma.Web.ActivityPub.ObjectView 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 diff --git a/lib/pleroma/web/rich_media/parser.ex b/lib/pleroma/web/rich_media/parser.ex index fe092bf19..6da83c6e4 100644 --- a/lib/pleroma/web/rich_media/parser.ex +++ b/lib/pleroma/web/rich_media/parser.ex @@ -1,5 +1,9 @@ defmodule Pleroma.Web.RichMedia.Parser do - @parsers [Pleroma.Web.RichMedia.Parsers.OGP, Pleroma.Web.RichMedia.Parsers.TwitterCard] + @parsers [ + Pleroma.Web.RichMedia.Parsers.OGP, + Pleroma.Web.RichMedia.Parsers.TwitterCard, + Pleroma.Web.RichMedia.Parsers.OEmbed + ] if Mix.env() == :test do def parse(url), do: parse_url(url) diff --git a/lib/pleroma/web/rich_media/parsers/oembed_parser.ex b/lib/pleroma/web/rich_media/parsers/oembed_parser.ex new file mode 100644 index 000000000..ca7226faf --- /dev/null +++ b/lib/pleroma/web/rich_media/parsers/oembed_parser.ex @@ -0,0 +1,27 @@ +defmodule Pleroma.Web.RichMedia.Parsers.OEmbed do + def parse(html, _data) do + with elements = [_ | _] <- get_discovery_data(html), + {:ok, oembed_url} <- get_oembed_url(elements), + {:ok, oembed_data} <- get_oembed_data(oembed_url) do + {:ok, oembed_data} + else + _e -> {:error, "No OEmbed data found"} + end + end + + defp get_discovery_data(html) do + html |> Floki.find("link[type='application/json+oembed']") + end + + defp get_oembed_url(nodes) do + {"link", attributes, _children} = nodes |> hd() + + {:ok, Enum.into(attributes, %{})["href"]} + end + + defp get_oembed_data(url) do + {:ok, %Tesla.Env{body: json}} = Pleroma.HTTP.get(url) + + {:ok, Poison.decode!(json)} + end +end diff --git a/lib/pleroma/web/router.ex b/lib/pleroma/web/router.ex index a5f4d8126..7a0c9fd25 100644 --- a/lib/pleroma/web/router.ex +++ b/lib/pleroma/web/router.ex @@ -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 |