Changeset 9740

Timestamp:

11/17/2008 09:01:12 PM (16 years ago)

Author:

ryan

Message:

Use clone to break object refs when setting and getting cache. see #8146 #8191

Location:

trunk/wp-includes

Files:

• cache.php (modified) (2 diffs)
• functions.php (modified) (1 diff)

trunk/wp-includes/cache.php

@@ -314 +314 @@
         if (isset ($this->cache[$group][$id])) {
             $this->cache_hits += 1;
-            return $this->cache[$group][$id];
+            if ( is_object($this->cache[$group][$id]) )
+                return wp_clone($this->cache[$group][$id]);
+            else
+                return $this->cache[$group][$id];
         }
 
@@ -373 +376 @@
         if (NULL === $data)
             $data = '';
+
+        if ( is_object($data) )
+            $data = wp_clone($data);
 
         $this->cache[$group][$id] = $data;

trunk/wp-includes/functions.php

@@ -2873 +2873 @@
 }
 
+function wp_clone($object) {
+  return version_compare(phpversion(), '5.0') < 0 ? $object : clone($object);
+}
+
+
 ?>