pleroma

commit: 8fb259e7395d4dd2bdac407b7eca0840ce490a99
parent 3b3cf63118b12e7dc57b65225ea96510d9ce48ab
Author: lain <lain@soykaf.club>
Date:   Wed,  2 Dec 2020 16:46:19 +0100

Emoji: Only accept RGI emoji.

"recommended for general interchange"

Diffstat:
M
lib/pleroma/emoji.ex
5
++++-
M
test/pleroma/emoji_test.exs
6
+++++-

2 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/lib/pleroma/emoji.ex b/lib/pleroma/emoji.ex
@@ -108,7 +108,10 @@ defmodule Pleroma.Emoji do
     @external_resource
     |> File.read!()
     |> String.split("\n")
-    |> Enum.filter(fn line -> line != "" and not String.starts_with?(line, "#") end)
+    |> Enum.filter(fn line ->
+      line != "" and not String.starts_with?(line, "#") and
+        String.contains?(line, "fully-qualified")
+    end)
     |> Enum.map(fn line ->
       line
       |> String.split(";", parts: 2)
diff --git a/test/pleroma/emoji_test.exs b/test/pleroma/emoji_test.exs
@@ -11,7 +11,11 @@ defmodule Pleroma.EmojiTest do
       refute Emoji.is_unicode_emoji?("X")
       refute Emoji.is_unicode_emoji?("ね")
 
-      assert Emoji.is_unicode_emoji?("☂")
+      # Only accept fully-qualified (RGI) emoji
+      # See http://www.unicode.org/reports/tr51/
+      refute Emoji.is_unicode_emoji?("❤")
+      refute Emoji.is_unicode_emoji?("☂")
+
       assert Emoji.is_unicode_emoji?("🥺")
       assert Emoji.is_unicode_emoji?("🤰")
       assert Emoji.is_unicode_emoji?("❤️")