--- a/src/bbcode/preview.js.luan	Tue Nov 22 22:57:43 2022 -0700
+++ b/src/bbcode/preview.js.luan	Wed Nov 23 23:29:16 2022 -0700
@@ -6,14 +6,19 @@
 local output_of = Io.output_of or error()
 local Http = require "luan:http/Http.luan"
 local Bbcode = require "site:/bbcode/Bbcode.luan"
+local preprocess = Bbcode.preprocess or error()
 local bbcode_to_html = Bbcode.to_html or error()
 
 
 return function()
 	local text = Http.request.parameters.text or error()
+	local convert_urls = Http.request.parameters.convert_urls or error()
+	if convert_urls == "true" then
+		text = preprocess(text)
+	end
 	local html = output_of(function() bbcode_to_html(text) end)
 	Io.stdout = Http.response.text_writer()
 %>
-	context.preview(<%= json_string(html) %>);
+	context.preview( <%= json_string(text) %>, <%= json_string(html) %> );
 <%
 end