--- a/mod_http_upload/mod_http_upload.lua	Thu Aug 17 21:32:52 2017 +0200
+++ b/mod_http_upload/mod_http_upload.lua	Thu Aug 17 21:34:56 2017 +0200
@@ -256,8 +256,12 @@
 
 	local status_line = "HTTP/"..response.request.httpversion.." "..(response.status or codes[response.status_code]);
 	local headers = response.headers;
-	body = body or response.body or "";
-	headers.content_length = #body;
+	if type(body) == "string" then
+		headers.content_length = #body;
+	elseif io.type(body) == "file" then
+		headers.content_length = body:seek("end");
+		body:close();
+	end
 
 	local output = { status_line };
 	for k,v in pairs(headers) do
@@ -282,6 +286,7 @@
 
 local function serve_head(event, path)
 	event.response.send = send_response_sans_body;
+	event.response.send_file = send_response_sans_body;
 	return serve_uploaded_files(event, path);
 end
 

--- a/mod_register_web/mod_register_web.lua	Thu Aug 17 21:32:52 2017 +0200
+++ b/mod_register_web/mod_register_web.lua	Thu Aug 17 21:34:56 2017 +0200
@@ -1,6 +1,7 @@
 local captcha_options = module:get_option("captcha_options", {});
 local nodeprep = require "util.encodings".stringprep.nodeprep;
 local usermanager = require "core.usermanager";
+local datamanager = require "util.datamanager";
 local http = require "net.http";
 local path_sep = package.config:sub(1,1);
 local json = require "util.json".decode;
@@ -39,12 +40,12 @@
 
 	function generate_captcha(display_options)
 		return recaptcha_tpl.apply(setmetatable({
-	  		recaptcha_display_error = display_options and display_options.recaptcha_error
-	  			and ("&error="..display_options.recaptcha_error) or "";
-	  	}, {
-	  		__index = function (t, k)
-	  			if captcha_options[k] then return captcha_options[k]; end
-	  			module:log("error", "Missing parameter from captcha_options: %s", k);
+			recaptcha_display_error = display_options and display_options.recaptcha_error
+			and ("&error="..display_options.recaptcha_error) or "";
+		}, {
+			__index = function (t, k)
+				if captcha_options[k] then return captcha_options[k]; end
+				module:log("error", "Missing parameter from captcha_options: %s", k);
 			end
 		}));
 	end