Cache the LDAP schema in memcache (if memcache is available)

1 files changed, 17 insertions, 6 deletions

diff --git a/plugins/LdapAuthentication/LdapAuthenticationPlugin.php b/plugins/LdapAuthentication/LdapAuthenticationPlugin.php
index 0ce08bd78..39967fe42 100644
--- a/plugins/LdapAuthentication/LdapAuthenticationPlugin.php
+++ b/plugins/LdapAuthentication/LdapAuthenticationPlugin.php
@@ -67,6 +67,18 @@ class LdapAuthenticationPlugin extends AuthenticationPlugin
             throw new Exception("if password_changeable is set, the password attribute and password_encoding must also be specified");
         }
     }
+
+    function onAutoload($cls)
+    {   
+        switch ($cls)
+        {
+         case 'MemcacheSchemaCache':
+            require_once(INSTALLDIR.'/plugins/LdapAuthentication/MemcacheSchemaCache.php');
+            return false;
+         default:
+            return parent::onAutoload($cls);
+        }
+    }
     
     //---interface implementation---//
 
@@ -175,12 +187,11 @@ class LdapAuthenticationPlugin extends AuthenticationPlugin
         }
         if($config == null) $this->default_ldap=$ldap;
 
-        if (isset($this->schema_cachefile)) {
-            $cacheConfig = array(
-                    'path'    => $this->schema_cachefile,
-                    'max_age' => (isset($this->schema_maxage) ? $this->schema_maxage : 1200 )
-                );
-            $cacheObj = new Net_LDAP2_SimpleFileSchemaCache($cacheConfig);
+        $c = common_memcache();
+        if (!empty($c)) {
+            $cacheObj = new MemcacheSchemaCache(
+                array('c'=>$c,
+                   'cacheKey' => common_cache_key('ldap_schema:' . crc32(serialize($config)))));
             $ldap->registerSchemaCache($cacheObj);
         }
         return $ldap;