From 160d4e6af6d0a41f3147ddab87d93b4b22bb6571 Mon Sep 17 00:00:00 2001
From: Alexander Strizhakov <alex.strizhakov@gmail.com>
Date: Wed, 18 Mar 2020 11:59:00 +0300
Subject: fix for doubled path on import

---
 .../pleroma_api/controllers/emoji_api_controller.ex  | 20 ++++++++++++++++----
 .../controllers/emoji_api_controller_test.exs        | 10 ++++++++--
 2 files changed, 24 insertions(+), 6 deletions(-)

diff --git a/lib/pleroma/web/pleroma_api/controllers/emoji_api_controller.ex b/lib/pleroma/web/pleroma_api/controllers/emoji_api_controller.ex
index 03e95e020..196d325e6 100644
--- a/lib/pleroma/web/pleroma_api/controllers/emoji_api_controller.ex
+++ b/lib/pleroma/web/pleroma_api/controllers/emoji_api_controller.ex
@@ -615,7 +615,7 @@ defp write_pack_json_contents(dir) do
   defp files_for_pack(emoji_txt_path, dir_path) do
     if File.exists?(emoji_txt_path) do
       # There's an emoji.txt file, it's likely from a pack installed by the pack manager.
-      # Make a pack.json file from the contents of that emoji.txt fileh
+      # Make a pack.json file from the contents of that emoji.txt file
 
       # FIXME: Copy-pasted from Pleroma.Emoji/load_from_file_stream/2
 
@@ -627,11 +627,23 @@ defp files_for_pack(emoji_txt_path, dir_path) do
         case String.split(line, ~r/,\s*/) do
           # This matches both strings with and without tags
           # and we don't care about tags here
-          [name, file | _] -> {name, file}
-          _ -> nil
+          [name, file | _] ->
+            file_dir_name = Path.dirname(file)
+
+            file =
+              if String.ends_with?(dir_path, file_dir_name) do
+                Path.basename(file)
+              else
+                file
+              end
+
+            {name, file}
+
+          _ ->
+            nil
         end
       end)
-      |> Enum.filter(fn x -> not is_nil(x) end)
+      |> Enum.filter(& &1)
       |> Enum.into(%{})
     else
       # If there's no emoji.txt, assume all files
diff --git a/test/web/pleroma_api/controllers/emoji_api_controller_test.exs b/test/web/pleroma_api/controllers/emoji_api_controller_test.exs
index 4b9f5cf9a..3d1fa0d94 100644
--- a/test/web/pleroma_api/controllers/emoji_api_controller_test.exs
+++ b/test/web/pleroma_api/controllers/emoji_api_controller_test.exs
@@ -448,7 +448,12 @@ test "filesystem import" do
     File.rm!("#{@emoji_dir_path}/test_pack_for_import/pack.json")
     refute File.exists?("#{@emoji_dir_path}/test_pack_for_import/pack.json")
 
-    emoji_txt_content = "blank, blank.png, Fun\n\nblank2, blank.png"
+    emoji_txt_content = """
+    blank, blank.png, Fun
+    blank2, blank.png
+    foo, /emoji/test_pack_for_import/blank.png
+    bar
+    """
 
     File.write!("#{@emoji_dir_path}/test_pack_for_import/emoji.txt", emoji_txt_content)
 
@@ -460,7 +465,8 @@ test "filesystem import" do
 
     assert resp["test_pack_for_import"]["files"] == %{
              "blank" => "blank.png",
-             "blank2" => "blank.png"
+             "blank2" => "blank.png",
+             "foo" => "blank.png"
            }
   end
 end
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