Rework the URL encoding so it is a public function: Pleroma.HTTP.encode_url/1

lib/pleroma/http.ex

@@ -131,4 +131,31 @@ defmodule Pleroma.HTTP do
 
   defp default_middleware,
     do: [Tesla.Middleware.FollowRedirects, Pleroma.Tesla.Middleware.EncodeUrl]
+
+  def encode_url(url) when is_binary(url) do
+    URI.parse(url)
+    |> then(fn parsed ->
+      path = encode_path(parsed.path)
+      query = encode_query(parsed.query)
+
+      %{parsed | path: path, query: query}
+    end)
+    |> URI.to_string()
+  end
+
+  defp encode_path(nil), do: nil
+
+  defp encode_path(path) when is_binary(path) do
+    path
+    |> URI.decode()
+    |> URI.encode()
+  end
+
+  defp encode_query(nil), do: nil
+
+  defp encode_query(query) when is_binary(query) do
+    query
+    |> URI.decode_query()
+    |> URI.encode_query()
+  end
 end

lib/pleroma/tesla/middleware/encode_url.ex

@@ -17,7 +17,7 @@ defmodule Pleroma.Tesla.Middleware.EncodeUrl do
 
   @impl Tesla.Middleware
   def call(%Tesla.Env{url: url} = env, next, _) do
-    url = encode_url(url)
+    url = Pleroma.HTTP.encode_url(url)
 
     env = %{env | url: url}
 
@@ -26,31 +26,4 @@ defmodule Pleroma.Tesla.Middleware.EncodeUrl do
       err -> err
     end
   end
-
-  defp encode_url(url) when is_binary(url) do
-    URI.parse(url)
-    |> then(fn parsed ->
-      path = encode_path(parsed.path)
-      query = encode_query(parsed.query)
-
-      %{parsed | path: path, query: query}
-    end)
-    |> URI.to_string()
-  end
-
-  defp encode_path(nil), do: nil
-
-  defp encode_path(path) when is_binary(path) do
-    path
-    |> URI.decode()
-    |> URI.encode()
-  end
-
-  defp encode_query(nil), do: nil
-
-  defp encode_query(query) when is_binary(query) do
-    query
-    |> URI.decode_query()
-    |> URI.encode_query()
-  end
 end