From 94cbbb0e3a047c1d2851e2214b408dc19f569fbd Mon Sep 17 00:00:00 2001 From: William Pitcock Date: Thu, 14 Feb 2019 00:27:35 +0000 Subject: [PATCH 1/3] activitypub: transmogrifier: do not attempt to expand pre-existing AS2 tag objects --- lib/pleroma/web/activity_pub/transmogrifier.ex | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex index 98a2af819..5da65fa39 100644 --- a/lib/pleroma/web/activity_pub/transmogrifier.ex +++ b/lib/pleroma/web/activity_pub/transmogrifier.ex @@ -765,12 +765,18 @@ def maybe_fix_object_url(data) do def add_hashtags(object) do tags = (object["tag"] || []) - |> Enum.map(fn tag -> - %{ - "href" => Pleroma.Web.Endpoint.url() <> "/tags/#{tag}", - "name" => "##{tag}", - "type" => "Hashtag" - } + |> Enum.map(fn + # Expand internal representation tags into AS2 tags. + tag when is_binary(tag) -> + %{ + "href" => Pleroma.Web.Endpoint.url() <> "/tags/#{tag}", + "name" => "##{tag}", + "type" => "Hashtag" + } + + # Do not process tags which are already AS2 tag objects. + tag when is_map(tag) -> + tag end) object From e05bf2940f764e8182edcf58659eeee1db751118 Mon Sep 17 00:00:00 2001 From: William Pitcock Date: Thu, 14 Feb 2019 00:34:20 +0000 Subject: [PATCH 2/3] activitypub: transmogrifier: correctly handle nil inReplyTo value --- lib/pleroma/web/activity_pub/transmogrifier.ex | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex index 5da65fa39..26b2dd575 100644 --- a/lib/pleroma/web/activity_pub/transmogrifier.ex +++ b/lib/pleroma/web/activity_pub/transmogrifier.ex @@ -649,7 +649,7 @@ def get_obj_helper(id) do if object = Object.normalize(id), do: {:ok, object}, else: nil end - def set_reply_to_uri(%{"inReplyTo" => inReplyTo} = object) do + def set_reply_to_uri(%{"inReplyTo" => inReplyTo} = object) when is_binary(inReplyTo) do with false <- String.starts_with?(inReplyTo, "http"), {:ok, %{data: replied_to_object}} <- get_obj_helper(inReplyTo) do Map.put(object, "inReplyTo", replied_to_object["external_url"] || inReplyTo) From 889ad95a2a766b82d17aa148d92754ecda244bf7 Mon Sep 17 00:00:00 2001 From: William Pitcock Date: Thu, 14 Feb 2019 00:59:18 +0000 Subject: [PATCH 3/3] tests: add some reserialization tests based on IR differences --- test/web/activity_pub/transmogrifier_test.exs | 54 +++++++++++++++++++ 1 file changed, 54 insertions(+) diff --git a/test/web/activity_pub/transmogrifier_test.exs b/test/web/activity_pub/transmogrifier_test.exs index e5e3c8d33..86c66deff 100644 --- a/test/web/activity_pub/transmogrifier_test.exs +++ b/test/web/activity_pub/transmogrifier_test.exs @@ -1128,4 +1128,58 @@ test "all objects with fake directions are rejected by the object fetcher" do ) end end + + describe "reserialization" do + test "successfully reserializes a message with inReplyTo == nil" do + user = insert(:user) + + message = %{ + "@context" => "https://www.w3.org/ns/activitystreams", + "to" => ["https://www.w3.org/ns/activitystreams#Public"], + "cc" => [], + "type" => "Create", + "object" => %{ + "to" => ["https://www.w3.org/ns/activitystreams#Public"], + "cc" => [], + "type" => "Note", + "content" => "Hi", + "inReplyTo" => nil, + "attributedTo" => user.ap_id + }, + "actor" => user.ap_id + } + + {:ok, activity} = Transmogrifier.handle_incoming(message) + + {:ok, _} = Transmogrifier.prepare_outgoing(activity.data) + end + + test "successfully reserializes a message with AS2 objects in IR" do + user = insert(:user) + + message = %{ + "@context" => "https://www.w3.org/ns/activitystreams", + "to" => ["https://www.w3.org/ns/activitystreams#Public"], + "cc" => [], + "type" => "Create", + "object" => %{ + "to" => ["https://www.w3.org/ns/activitystreams#Public"], + "cc" => [], + "type" => "Note", + "content" => "Hi", + "inReplyTo" => nil, + "attributedTo" => user.ap_id, + "tag" => [ + %{"name" => "#2hu", "href" => "http://example.com/2hu", "type" => "Hashtag"}, + %{"name" => "Bob", "href" => "http://example.com/bob", "type" => "Mention"} + ] + }, + "actor" => user.ap_id + } + + {:ok, activity} = Transmogrifier.handle_incoming(message) + + {:ok, _} = Transmogrifier.prepare_outgoing(activity.data) + end + end end