Merge branch 'mr/exsyslogger-doc-and-format' into 'develop'

[akkoma] / lib / pleroma / html.ex

diff --git a/lib/pleroma/html.ex b/lib/pleroma/html.ex
index f5c6e5033fb572b0f02e717101dceafbd3c394c9..b4a4742ee30c39699e0ecaf079a8226415ead5f3 100644 (file)
--- a/lib/pleroma/html.ex
+++ b/lib/pleroma/html.ex
@@ -58,6 +58,22 @@ defmodule Pleroma.HTML do
       "#{signature}#{to_string(scrubber)}"
     end)
   end
+
+  def extract_first_external_url(_, nil), do: {:error, "No content"}
+
+  def extract_first_external_url(object, content) do
+    key = "URL|#{object.id}"
+
+    Cachex.fetch!(:scrubber_cache, key, fn _key ->
+      result =
+        content
+        |> Floki.filter_out("a.mention")
+        |> Floki.attribute("a", "href")
+        |> Enum.at(0)
+
+      {:commit, {:ok, result}}
+    end)
+  end
 end
 
 defmodule Pleroma.HTML.Scrubber.TwitterText do