1 files changed, 11 insertions, 1 deletions
diff --git a/inc/Sitemapper.php b/inc/Sitemapper.php
index bbea73b52..1315ed448 100644
--- a/inc/Sitemapper.php
+++ b/inc/Sitemapper.php
@@ -100,7 +100,7 @@ class Sitemapper {
         global $conf;
 
         $sitemap = $conf['cachedir'].'/sitemap.xml';
-        if($conf['compression'] === 'bz2' || $conf['compression'] === 'gz'){
+        if (self::sitemapIsCompressed()) {
             $sitemap .= '.gz';
         }
 
@@ -108,6 +108,16 @@ class Sitemapper {
     }
 
     /**
+     * Helper function for checking if the sitemap is compressed
+     *
+     * @return bool If the sitemap file is compressed
+     */
+    public static function sitemapIsCompressed() {
+        global $conf;
+        return $conf['compression'] === 'bz2' || $conf['compression'] === 'gz';
+    }
+
+    /**
      * Pings search engines with the sitemap url. Plugins can add or remove
      * urls to ping using the SITEMAP_PING event.
      *