From 97d2b1a45ab12c530dd730518b9d8ca546bbc9f2 Mon Sep 17 00:00:00 2001
From: Mark Felder <feld@FreeBSD.org>
Date: Wed, 12 Jun 2019 18:27:35 -0500
Subject: [PATCH] Only run Floki if title is missing from the map

---
 .../web/rich_media/parsers/meta_tags_parser.ex     | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/lib/pleroma/web/rich_media/parsers/meta_tags_parser.ex b/lib/pleroma/web/rich_media/parsers/meta_tags_parser.ex
index 7da4e7561..8c42557aa 100644
--- a/lib/pleroma/web/rich_media/parsers/meta_tags_parser.ex
+++ b/lib/pleroma/web/rich_media/parsers/meta_tags_parser.ex
@@ -1,15 +1,14 @@
 defmodule Pleroma.Web.RichMedia.Parsers.MetaTagsParser do
   def parse(html, data, prefix, error_message, key_name, value_name \\ "content") do
     with elements = [_ | _] <- get_elements(html, key_name, prefix),
-         page_title = get_page_title(html),
          meta_data =
            Enum.reduce(elements, data, fn el, acc ->
              attributes = normalize_attributes(el, prefix, key_name, value_name)
 
              Map.merge(acc, attributes)
-           end)
-           |> Map.put_new(:title, page_title) do
-      {:ok, meta_data}
+           end) do
+      rich_meta_data = maybe_use_page_title(meta_data, html)
+      {:ok, rich_meta_data}
     else
       _e -> {:error, error_message}
     end
@@ -30,7 +29,10 @@ defmodule Pleroma.Web.RichMedia.Parsers.MetaTagsParser do
     %{String.to_atom(data[key_name]) => data[value_name]}
   end
 
-  defp get_page_title(html) do
-    Floki.find(html, "title") |> Floki.text()
+  defp maybe_use_page_title(meta_data, html) do
+    if !Map.has_key?(meta_data, :title) do
+      page_title = Floki.find(html, "title") |> Floki.text()
+      Map.put_new(meta_data, :title, page_title)
+    end
   end
 end