Merge branch 'explicit-addressing' into 'develop'

Explicit addressing

See merge request pleroma/pleroma!1239

lib/pleroma/user.ex

@@ -1441,4 +1441,12 @@ defmodule Pleroma.User do
       update_and_set_cache(cng)
     end
   end
+
+  def get_ap_ids_by_nicknames(nicknames) do
+    from(u in User,
+      where: u.nickname in ^nicknames,
+      select: u.ap_id
+    )
+    |> Repo.all()
+  end
 end

lib/pleroma/web/common_api/common_api.ex

@@ -204,8 +204,10 @@ defmodule Pleroma.Web.CommonAPI do
              data,
              visibility
            ),
+         mentioned_users <- for({_, mentioned_user} <- mentions, do: mentioned_user.ap_id),
+         addressed_users <- get_addressed_users(mentioned_users, data["to"]),
          {poll, poll_emoji} <- make_poll_data(data),
-         {to, cc} <- to_for_user_and_mentions(user, mentions, in_reply_to, visibility),
+         {to, cc} <- get_to_and_cc(user, addressed_users, in_reply_to, visibility),
          context <- make_context(in_reply_to),
          cw <- data["spoiler_text"] || "",
          sensitive <- data["sensitive"] || Enum.member?(tags, {"#nsfw", "nsfw"}),

lib/pleroma/web/common_api/utils.ex

@@ -61,9 +61,9 @@ defmodule Pleroma.Web.CommonAPI.Utils do
     end)
   end
 
-  def to_for_user_and_mentions(user, mentions, inReplyTo, "public") do
-    mentioned_users = Enum.map(mentions, fn {_, %{ap_id: ap_id}} -> ap_id end)
-
+  @spec get_to_and_cc(User.t(), list(String.t()), Activity.t() | nil, String.t()) ::
+          {list(String.t()), list(String.t())}
+  def get_to_and_cc(user, mentioned_users, inReplyTo, "public") do
     to = ["https://www.w3.org/ns/activitystreams#Public" | mentioned_users]
     cc = [user.follower_address]
 
@@ -74,9 +74,7 @@ defmodule Pleroma.Web.CommonAPI.Utils do
     end
   end
 
-  def to_for_user_and_mentions(user, mentions, inReplyTo, "unlisted") do
-    mentioned_users = Enum.map(mentions, fn {_, %{ap_id: ap_id}} -> ap_id end)
-
+  def get_to_and_cc(user, mentioned_users, inReplyTo, "unlisted") do
     to = [user.follower_address | mentioned_users]
     cc = ["https://www.w3.org/ns/activitystreams#Public"]
 
@@ -87,14 +85,12 @@ defmodule Pleroma.Web.CommonAPI.Utils do
     end
   end
 
-  def to_for_user_and_mentions(user, mentions, inReplyTo, "private") do
-    {to, cc} = to_for_user_and_mentions(user, mentions, inReplyTo, "direct")
+  def get_to_and_cc(user, mentioned_users, inReplyTo, "private") do
+    {to, cc} = get_to_and_cc(user, mentioned_users, inReplyTo, "direct")
     {[user.follower_address | to], cc}
   end
 
-  def to_for_user_and_mentions(_user, mentions, inReplyTo, "direct") do
-    mentioned_users = Enum.map(mentions, fn {_, %{ap_id: ap_id}} -> ap_id end)
-
+  def get_to_and_cc(_user, mentioned_users, inReplyTo, "direct") do
     if inReplyTo do
       {Enum.uniq([inReplyTo.data["actor"] | mentioned_users]), []}
     else
@@ -102,6 +98,12 @@ defmodule Pleroma.Web.CommonAPI.Utils do
     end
   end
 
+  def get_addressed_users(_, to) when is_list(to) do
+    User.get_ap_ids_by_nicknames(to)
+  end
+
+  def get_addressed_users(mentioned_users, _), do: mentioned_users
+
   def make_poll_data(%{"poll" => %{"options" => options, "expires_in" => expires_in}} = data)
       when is_list(options) do
     %{max_expiration: max_expiration, min_expiration: min_expiration} =

lib/pleroma/web/nodeinfo/nodeinfo_controller.ex

@@ -98,6 +98,7 @@ defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
         "mastodon_api",
         "mastodon_api_streaming",
         "polls",
+        "pleroma_explicit_addressing",
         if Config.get([:media_proxy, :enabled]) do
           "media_proxy"
         end,