only init if not already done so

[lhc/web/wiklou.git] / includes / specials / SpecialCachedPage.php

diff --git a/includes/specials/SpecialCachedPage.php b/includes/specials/SpecialCachedPage.php
index 3946c8e..3d91092 100644 (file)
--- a/includes/specials/SpecialCachedPage.php
+++ b/includes/specials/SpecialCachedPage.php
@@ -78,19 +78,21 @@ abstract class SpecialCachedPage extends SpecialPage {
         * @param boolean|null $cacheEnabled Sets if the cache should be enabled or not.
         */
        public function startCache( $cacheExpiry = null, $cacheEnabled = null ) {
-               if ( !is_null( $cacheExpiry ) ) {
-                       $this->cacheExpiry = $cacheExpiry;
-               }
+               if ( is_null( $this->hasCached ) ) {
+                       if ( !is_null( $cacheExpiry ) ) {
+                               $this->cacheExpiry = $cacheExpiry;
+                       }
 
-               if ( !is_null( $cacheEnabled ) ) {
-                       $this->setCacheEnabled( $cacheEnabled );
-               }
+                       if ( !is_null( $cacheEnabled ) ) {
+                               $this->setCacheEnabled( $cacheEnabled );
+                       }
 
-               if ( $this->getRequest()->getText( 'action' ) === 'purge' ) {
-                       $this->hasCached = false;
-               }
+                       if ( $this->getRequest()->getText( 'action' ) === 'purge' ) {
+                               $this->hasCached = false;
+                       }
 
-               $this->initCaching();
+                       $this->initCaching();
+               }
        }
 
        /**