Merge branch 'length-limit-bio' into 'develop'
[akkoma] / lib / pleroma / web / activity_pub / transmogrifier.ex
index 543d4bb7d1dd89c7e03ec0df027bb4a78ba769fd..0fcc81bf3c03da529c95ea3e6c2b790d6ecc2de6 100644 (file)
@@ -19,12 +19,14 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
   import Ecto.Query
 
   require Logger
+  require Pleroma.Constants
 
   @doc """
   Modifies an incoming AP object (mastodon format) to our internal format.
   """
   def fix_object(object, options \\ []) do
     object
+    |> strip_internal_fields
     |> fix_actor
     |> fix_url
     |> fix_attachments
@@ -33,7 +35,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
     |> fix_emoji
     |> fix_tag
     |> fix_content_map
-    |> fix_likes
     |> fix_addressing
     |> fix_summary
     |> fix_type(options)
@@ -102,8 +103,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
 
     follower_collection = User.get_cached_by_ap_id(Containment.get_actor(object)).follower_address
 
-    explicit_mentions =
-      explicit_mentions ++ ["https://www.w3.org/ns/activitystreams#Public", follower_collection]
+    explicit_mentions = explicit_mentions ++ [Pleroma.Constants.as_public(), follower_collection]
 
     fix_explicit_addressing(object, explicit_mentions, follower_collection)
   end
@@ -115,11 +115,11 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
 
     if followers_collection not in recipients do
       cond do
-        "https://www.w3.org/ns/activitystreams#Public" in cc ->
+        Pleroma.Constants.as_public() in cc ->
           to = to ++ [followers_collection]
           Map.put(object, "to", to)
 
-        "https://www.w3.org/ns/activitystreams#Public" in to ->
+        Pleroma.Constants.as_public() in to ->
           cc = cc ++ [followers_collection]
           Map.put(object, "cc", cc)
 
@@ -151,20 +151,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
     |> Map.put("actor", Containment.get_actor(%{"actor" => actor}))
   end
 
-  # Check for standardisation
-  # This is what Peertube does
-  # curl -H 'Accept: application/activity+json' $likes | jq .totalItems
-  # Prismo returns only an integer (count) as "likes"
-  def fix_likes(%{"likes" => likes} = object) when not is_map(likes) do
-    object
-    |> Map.put("likes", [])
-    |> Map.put("like_count", 0)
-  end
-
-  def fix_likes(object) do
-    object
-  end
-
   def fix_in_reply_to(object, options \\ [])
 
   def fix_in_reply_to(%{"inReplyTo" => in_reply_to} = object, options)
@@ -347,13 +333,15 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
 
   def fix_type(object, options \\ [])
 
-  def fix_type(%{"inReplyTo" => reply_id} = object, options) when is_binary(reply_id) do
+  def fix_type(%{"inReplyTo" => reply_id, "name" => _} = object, options)
+      when is_binary(reply_id) do
     reply =
-      if Federator.allowed_incoming_reply_depth?(options[:depth]) do
-        Object.normalize(reply_id, true)
+      with true <- Federator.allowed_incoming_reply_depth?(options[:depth]),
+           {:ok, object} <- get_obj_helper(reply_id, options) do
+        object
       end
 
-    if reply && (reply.data["type"] == "Question" and object["name"]) do
+    if reply && reply.data["type"] == "Question" do
       Map.put(object, "type", "Answer")
     else
       object
@@ -480,8 +468,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
          {:ok, %User{} = follower} <- User.get_or_fetch_by_ap_id(follower),
          {:ok, activity} <- ActivityPub.follow(follower, followed, id, false) do
       with deny_follow_blocked <- Pleroma.Config.get([:user, :deny_follow_blocked]),
-           {_, false} <-
-             {:user_blocked, User.blocks?(followed, follower) && deny_follow_blocked},
+           {_, false} <- {:user_blocked, User.blocks?(followed, follower) && deny_follow_blocked},
            {_, false} <- {:user_locked, User.locked?(followed)},
            {_, {:ok, follower}} <- {:follow, User.follow(follower, followed)},
            {_, {:ok, _}} <-
@@ -609,13 +596,13 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
     with %User{ap_id: ^actor_id} = actor <- User.get_cached_by_ap_id(object["id"]) do
       {:ok, new_user_data} = ActivityPub.user_data_from_user_object(object)
 
-      banner = new_user_data[:info]["banner"]
-      locked = new_user_data[:info]["locked"] || false
+      banner = new_user_data[:info][:banner]
+      locked = new_user_data[:info][:locked] || false
 
       update_data =
         new_user_data
         |> Map.take([:name, :bio, :avatar])
-        |> Map.put(:info, %{"banner" => banner, "locked" => locked})
+        |> Map.put(:info, %{banner: banner, locked: locked})
 
       actor
       |> User.upgrade_changeset(update_data)
@@ -641,7 +628,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
   # an error or a tombstone.  This would allow us to verify that a deletion actually took
   # place.
   def handle_incoming(
-        %{"type" => "Delete", "object" => object_id, "actor" => _actor, "id" => _id} = data,
+        %{"type" => "Delete", "object" => object_id, "actor" => actor, "id" => _id} = data,
         _options
       ) do
     object_id = Utils.get_ap_id(object_id)
@@ -653,7 +640,17 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
          {:ok, activity} <- ActivityPub.delete(object, false) do
       {:ok, activity}
     else
-      _e -> :error
+      nil ->
+        case User.get_cached_by_ap_id(object_id) do
+          %User{ap_id: ^actor} = user ->
+            User.delete(user)
+
+          nil ->
+            :error
+        end
+
+      _e ->
+        :error
     end
   end
 
@@ -704,8 +701,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
         } = _data,
         _options
       ) do
-    with true <- Pleroma.Config.get([:activitypub, :accept_blocks]),
-         %User{local: true} = blocked <- User.get_cached_by_ap_id(blocked),
+    with %User{local: true} = blocked <- User.get_cached_by_ap_id(blocked),
          {:ok, %User{} = blocker} <- User.get_or_fetch_by_ap_id(blocker),
          {:ok, activity} <- ActivityPub.unblock(blocker, blocked, id, false) do
       User.unblock(blocker, blocked)
@@ -719,8 +715,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
         %{"type" => "Block", "object" => blocked, "actor" => blocker, "id" => id} = _data,
         _options
       ) do
-    with true <- Pleroma.Config.get([:activitypub, :accept_blocks]),
-         %User{local: true} = blocked = User.get_cached_by_ap_id(blocked),
+    with %User{local: true} = blocked = User.get_cached_by_ap_id(blocked),
          {:ok, %User{} = blocker} = User.get_or_fetch_by_ap_id(blocker),
          {:ok, activity} <- ActivityPub.block(blocker, blocked, id, false) do
       User.unfollow(blocker, blocked)
@@ -775,7 +770,6 @@ 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
@@ -791,13 +785,16 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
 
   def prepare_outgoing(%{"type" => "Create", "object" => object_id} = data) do
     object =
-      Object.normalize(object_id).data
+      object_id
+      |> Object.normalize()
+      |> Map.get(:data)
       |> prepare_object
 
     data =
       data
       |> Map.put("object", object)
       |> Map.merge(Utils.make_json_ld_header())
+      |> Map.delete("bcc")
 
     {:ok, data}
   end
@@ -959,22 +956,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
     |> Map.put("attributedTo", attributed_to)
   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"] || [])
@@ -990,6 +971,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
   defp strip_internal_fields(object) do
     object
     |> Map.drop([
+      "likes",
       "like_count",
       "announcements",
       "announcement_count",