Don't send back the gzipped version if we're using

zlib.output_compression in PHP, since that means that the stream is
already compressed.  Fixes ticket 555.

1 files changed, 3 insertions, 2 deletions

diff --git a/modules/gallery/controllers/combined.php b/modules/gallery/controllers/combined.php
index 925d052d..9a790fdf 100644
--- a/modules/gallery/controllers/combined.php
+++ b/modules/gallery/controllers/combined.php
@@ -60,14 +60,15 @@ class Combined_Controller extends Controller {
 
     $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();
     }