Changeset 218 for trunk/lib/Cache.inc.php

Timestamp:

Dec 17, 2006 10:27:56 AM (17 years ago)

Author:

quinn

Message:

Q - ALC class: added a cache->delete() when modifying grants.

File:

• trunk/lib/Cache.inc.php (modified) (3 diffs)

trunk/lib/Cache.inc.php

@@ -186 +186 @@
         }
 
-        if (isset($_SESSION['_cache'][$this->_ns][$key])) {
+        if (array_key_exists($key, $_SESSION['_cache'][$this->_ns])) {
             $app->logMsg(sprintf('Retreiving %s from cache.', $key), LOG_DEBUG, __FILE__, __LINE__);
             // Move the accessed cached datum to the top of the stack. Maybe somebody knows a better way to do this?
@@ -204 +204 @@
      *
      * @param string $key  The key of the object to check.
-     * @return bool           The return from isset().
+     * @return bool         True if a value exists for the given key.
      */
     function exists($key)
@@ -219 +219 @@
      *
      * @param string $key  The key of the object to check.
-     * @return bool           The return from isset().
+     * @return bool         True if the value existed before being unset.
      */
     function delete($key)
     {
-        unset($_SESSION['_cache'][$this->_ns][$key]);
+        if (array_key_exists($key, $_SESSION['_cache'][$this->_ns])) {
+            unset($_SESSION['_cache'][$this->_ns][$key]);
+            return true;
+        } else {
+            return false;
+        }
     }