Fix linking problem.

lib/pleroma/formatter.ex

@@ -160,6 +160,7 @@ def add_links({subs, text}) do
     links =
       Regex.scan(@link_regex, text)
       |> Enum.map(fn [url] -> {Ecto.UUID.generate(), url} end)
+      |> Enum.sort_by(fn ({_, url}) -> -String.length(url) end)
 
     uuid_text =
       links

test/formatter_test.exs

@@ -78,6 +78,13 @@ test "turning urls into links" do
         "<a href=\"https://en.wikipedia.org/wiki/Duff&#39;s_device\">https://en.wikipedia.org/wiki/Duff&#39;s_device</a>"
 
       assert Formatter.add_links({[], text}) |> Formatter.finalize() == expected
+
+      text = "https://pleroma.com https://pleroma.com/sucks"
+
+      expected =
+        "<a href=\"https://pleroma.com\">https://pleroma.com</a> <a href=\"https://pleroma.com/sucks\">https://pleroma.com/sucks</a>"
+
+      assert Formatter.add_links({[], text}) |> Formatter.finalize() == expected
     end
   end