From c5467d04e4be8e33dd3bfac0b1f5e6cafc170d2b Mon Sep 17 00:00:00 2001
From: FloatingGhost <hannah@coffee-and-dreams.uk>
Date: Wed, 8 Jun 2022 12:36:38 +0100
Subject: [PATCH] add outbound reacts

---
 lib/pleroma/emoji.ex                          |  8 +++++++
 lib/pleroma/web/activity_pub/builder.ex       | 22 ++++++++++++++++++-
 .../emoji_react_validator.ex                  |  1 -
 .../web/activity_pub/transmogrifier.ex        |  1 +
 lib/pleroma/web/common_api.ex                 |  3 +--
 5 files changed, 31 insertions(+), 4 deletions(-)

diff --git a/lib/pleroma/emoji.ex b/lib/pleroma/emoji.ex
index 124850114..f484f96a0 100644
--- a/lib/pleroma/emoji.ex
+++ b/lib/pleroma/emoji.ex
@@ -50,6 +50,14 @@ def reload do
   @doc "Returns the path of the emoji `name`."
   @spec get(String.t()) :: String.t() | nil
   def get(name) do
+    name = if String.starts_with?(name, ":") do
+      name
+      |> String.replace_leading(":", "")
+      |> String.replace_trailing(":", "")
+    else
+      name
+    end
+
     case :ets.lookup(@ets, name) do
       [{_, path}] -> path
       _ -> nil
diff --git a/lib/pleroma/web/activity_pub/builder.ex b/lib/pleroma/web/activity_pub/builder.ex
index 647ccf432..0ba17a4d5 100644
--- a/lib/pleroma/web/activity_pub/builder.ex
+++ b/lib/pleroma/web/activity_pub/builder.ex
@@ -16,6 +16,7 @@ defmodule Pleroma.Web.ActivityPub.Builder do
   alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.ActivityPub.Visibility
   alias Pleroma.Web.CommonAPI.ActivityDraft
+  alias Pleroma.Web.Endpoint
 
   require Pleroma.Constants
 
@@ -57,10 +58,29 @@ def follow(follower, followed) do
   @spec emoji_react(User.t(), Object.t(), String.t()) :: {:ok, map(), keyword()}
   def emoji_react(actor, object, emoji) do
     with {:ok, data, meta} <- object_action(actor, object) do
-      data =
+      data = if Emoji.is_unicode_emoji?(emoji) do
         data
         |> Map.put("content", emoji)
         |> Map.put("type", "EmojiReact")
+      else
+        emojo = Emoji.get(emoji)
+        path = emojo |> Map.get(:file)
+        url = "#{Endpoint.url()}#{path}"
+        data
+        |> Map.put("content", emoji)
+        |> Map.put("type", "EmojiReact")
+        |> Map.put("tag", [
+            %{}
+            |> Map.put("id", url)
+            |> Map.put("type", "Emoji")
+            |> Map.put("name", emojo.code)
+            |> Map.put("icon",
+                %{}
+                |> Map.put("type", "Image")
+                |> Map.put("url", url)
+            )
+        ])
+      end
 
       {:ok, data, meta}
     end
diff --git a/lib/pleroma/web/activity_pub/object_validators/emoji_react_validator.ex b/lib/pleroma/web/activity_pub/object_validators/emoji_react_validator.ex
index 45c28beed..f0eb5417c 100644
--- a/lib/pleroma/web/activity_pub/object_validators/emoji_react_validator.ex
+++ b/lib/pleroma/web/activity_pub/object_validators/emoji_react_validator.ex
@@ -72,7 +72,6 @@ defp fix(data) do
 
   defp validate_emoji(cng) do
     content = get_field(cng, :content)
-    IO.inspect(Pleroma.Emoji.is_unicode_emoji?(content))
     if Pleroma.Emoji.is_unicode_emoji?(content) || Regex.match?(@emoji_regex, content) do
       cng
     else
diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex
index 25aaba1a6..f5a7866b6 100644
--- a/lib/pleroma/web/activity_pub/transmogrifier.ex
+++ b/lib/pleroma/web/activity_pub/transmogrifier.ex
@@ -424,6 +424,7 @@ def handle_incoming(
         } = data,
         options
       ) do
+    IO.inspect(data)
     data
     |> Map.put("type", "EmojiReact")
     |> Map.put("content", reaction)
diff --git a/lib/pleroma/web/common_api.ex b/lib/pleroma/web/common_api.ex
index 3266b1c60..92afd5cb6 100644
--- a/lib/pleroma/web/common_api.ex
+++ b/lib/pleroma/web/common_api.ex
@@ -261,8 +261,7 @@ def react_with_emoji(id, user, emoji) do
          {:ok, activity, _} <- Pipeline.common_pipeline(emoji_react, local: true) do
       {:ok, activity}
     else
-      _ ->
-        {:error, dgettext("errors", "Could not add reaction emoji")}
+      _ -> {:error, dgettext("errors", "Could not add reaction emoji")}
     end
   end