From 4002c18065eb324e983a1ecb997af9d2f9b18dde Mon Sep 17 00:00:00 2001
From: Eric Helgeson <erichelgeson@gmail.com>
Date: Fri, 18 Dec 2009 18:27:45 -0600
Subject: [PATCH] Allow caching of ldap schema, greatly improves performance.

---
 plugins/LdapAuthentication/LdapAuthenticationPlugin.php | 9 +++++++++
 plugins/LdapAuthentication/README                       | 2 ++
 2 files changed, 11 insertions(+)

diff --git a/plugins/LdapAuthentication/LdapAuthenticationPlugin.php b/plugins/LdapAuthentication/LdapAuthenticationPlugin.php
index f688a3f7e0..0ce08bd782 100644
--- a/plugins/LdapAuthentication/LdapAuthenticationPlugin.php
+++ b/plugins/LdapAuthentication/LdapAuthenticationPlugin.php
@@ -174,6 +174,15 @@ class LdapAuthenticationPlugin extends AuthenticationPlugin
             return false;
         }
         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);
+            $ldap->registerSchemaCache($cacheObj);
+        }
         return $ldap;
     }
     
diff --git a/plugins/LdapAuthentication/README b/plugins/LdapAuthentication/README
index 2226159c2e..0460fb6396 100644
--- a/plugins/LdapAuthentication/README
+++ b/plugins/LdapAuthentication/README
@@ -42,6 +42,8 @@ filter: Default search filter.
     See http://pear.php.net/manual/en/package.networking.net-ldap2.connecting.php
 scope: Default search scope.
     See http://pear.php.net/manual/en/package.networking.net-ldap2.connecting.php
+schema_cachefile: File location to store ldap schema.
+schema_maxage: TTL for cache file.
 
 attributes: an array that relates StatusNet user attributes to LDAP ones
     username*: LDAP attribute value entered when authenticating to StatusNet