1 files changed, 8 insertions, 6 deletions
diff --git a/modules/gallery/controllers/combined.php b/modules/gallery/controllers/combined.php
index 925d052d..c1f42bfe 100644
--- a/modules/gallery/controllers/combined.php
+++ b/modules/gallery/controllers/combined.php
@@ -42,32 +42,34 @@ class Combined_Controller extends Controller {
   private function _emit($type, $key) {
     $input = Input::instance();
 
+    // We don't need to save the session for this request
+    Session::abort_save();
+
     // Our data is immutable, so if they already have a copy then it needs no updating.
     if ($input->server("HTTP_IF_MODIFIED_SINCE")) {
       header('HTTP/1.0 304 Not Modified');
       header("Expires: Tue, 19 Jan 2038 00:00:00 GMT");
       header("Cache-Control: max-age=2678400");
       header('Pragma: public');
-      return;
+      Kohana::close_buffers(false);
+      return "";
     }
 
     if (empty($key)) {
       Kohana::show_404();
     }
 
-    // We don't need to save the session for this request
-    Session::abort_save();
-
     $cache = Cache::instance();
     $use_gzip = function_exists("gzencode") &&
-      (strpos($input->server("HTTP_ACCEPT_ENCODING"), "gzip") !== false);
+      stripos($input->server("HTTP_ACCEPT_ENCODING"), "gzip") !== false &&
+      (int) ini_get("zlib.output_compression") === 0;
+
     if ($use_gzip && $content = $cache->get("{$key}_gz")) {
       header("Content-Encoding: gzip");
     } else {
       // Fall back to non-gzipped if we have to
       $content = $cache->get($key);
     }
-
     if (empty($content)) {
       Kohana::show_404();
     }