caching layer for DB/DataObject

I added a new class, Memcached_DataObject, that will (optionally)
fetch data out of a memcached server if it's available. This only
works on 'staticGet'.

Methods that write to the database (insert, update, delete) will clear
and set the cache correctly, too.

darcs-hash:20080926160941-5ed1f-922de078b4c1941853ad014edf9a17fae486f8cf.gz

25 files changed, 222 insertions, 73 deletions

diff --git a/classes/Avatar.php b/classes/Avatar.php
index 7aaf787b2..ad5ccd7ba 100644
--- a/classes/Avatar.php
+++ b/classes/Avatar.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for avatar
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Avatar extends DB_DataObject 
+class Avatar extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -21,7 +21,7 @@ class Avatar extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Avatar',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Avatar',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Confirm_address.php b/classes/Confirm_address.php
index f18d554a3..9f28dda73 100644
--- a/classes/Confirm_address.php
+++ b/classes/Confirm_address.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for confirm_address
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Confirm_address extends DB_DataObject 
+class Confirm_address extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -20,7 +20,7 @@ class Confirm_address extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Confirm_address',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Confirm_address',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Consumer.php b/classes/Consumer.php
index 6f4513f33..5e457a3fc 100644
--- a/classes/Consumer.php
+++ b/classes/Consumer.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for consumer
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Consumer extends DB_DataObject 
+class Consumer extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -16,7 +16,7 @@ class Consumer extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Consumer',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Consumer',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Fave.php b/classes/Fave.php
index 572dc232e..67cdf2cca 100644
--- a/classes/Fave.php
+++ b/classes/Fave.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for fave
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Fave extends DB_DataObject 
+class Fave extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -15,7 +15,7 @@ class Fave extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Fave',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Fave',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Foreign_link.php b/classes/Foreign_link.php
index 0c6df8ffc..ba6624d06 100644
--- a/classes/Foreign_link.php
+++ b/classes/Foreign_link.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for foreign_link
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Foreign_link extends DB_DataObject 
+class Foreign_link extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -21,7 +21,7 @@ class Foreign_link extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Foreign_link',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Foreign_link',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Foreign_service.php b/classes/Foreign_service.php
index ec38c5417..61aa4616e 100644
--- a/classes/Foreign_service.php
+++ b/classes/Foreign_service.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for foreign_service
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Foreign_service extends DB_DataObject 
+class Foreign_service extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -17,7 +17,7 @@ class Foreign_service extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Foreign_service',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Foreign_service',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Foreign_subscription.php b/classes/Foreign_subscription.php
index b8cbed8ca..742ea3333 100644
--- a/classes/Foreign_subscription.php
+++ b/classes/Foreign_subscription.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for foreign_subscription
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Foreign_subscription extends DB_DataObject 
+class Foreign_subscription extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -16,7 +16,7 @@ class Foreign_subscription extends DB_DataObject
     public $created;                         // datetime()   not_null
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Foreign_subscription',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Foreign_subscription',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Foreign_user.php b/classes/Foreign_user.php
index 2b6e81015..f1ad6e6dc 100644
--- a/classes/Foreign_user.php
+++ b/classes/Foreign_user.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for foreign_user
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Foreign_user extends DB_DataObject 
+class Foreign_user extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -18,7 +18,7 @@ class Foreign_user extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Foreign_user',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Foreign_user',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Invitation.php b/classes/Invitation.php
index cc3c3b937..a025d10b1 100644
--- a/classes/Invitation.php
+++ b/classes/Invitation.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for invitation
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Invitation extends DB_DataObject 
+class Invitation extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -17,7 +17,7 @@ class Invitation extends DB_DataObject
     public $created;                         // datetime()   not_null
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Invitation',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Invitation',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Memcached_Object.php b/classes/Memcached_Object.php
new file mode 100644
index 000000000..a11c9883f
--- /dev/null
+++ b/classes/Memcached_Object.php
@@ -0,0 +1,144 @@
+<?php
+/*
+ * Laconica - a distributed open-source microblogging tool
+ * Copyright (C) 2008, Controlez-Vous, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+if (!defined('LACONICA')) { exit(1); }
+
+require_once 'classes/Memcached_DataObject.php';
+
+class Memcached_DataObject extends DB_DataObject 
+{
+    static function &staticGet($cls, $k, $v=NULL) {
+		$i = $this->getcached($cls, $k, $v);
+		if (!is_null($i)) {
+			return $i;
+		} else {
+			$i = parent::staticGet($k, $v);
+			if (!is_null($i)) {
+				$i->encache();
+			}
+			return $i;
+		}
+	}
+	
+	function insert() {
+		$result = parent::insert();
+		if ($result) {
+			$this->encache();
+		}
+		return $result;
+	}
+	
+	function update($orig=NULL) {
+		if (!is_null($orig)) {
+			$orig->decache(); # might be different keys
+		}
+		$result = parent::update($orig);
+		if ($result) {
+			$this->encache();
+		}
+	}
+	
+	function delete() {
+		$this->decache(); # while we still have the values!
+		return parent::delete();
+	}
+	
+	static function memcache() {
+		if (!common_config('memcached', 'enabled')) {
+			return NULL;
+		} else {
+			$cache = new Memcache();
+			$res = $cache->connect(common_config('memcached', 'server'), 
+								   common_config('memcached', 'port'));
+			return ($res) ? $cache : NULL;
+		}
+	}
+	
+	static function cacheKey($cls, $k, $v) {
+		return common_cache_key(strtolower($cls) . ':' .
+								$k . ':' .
+								$v);
+	}
+	
+	static function getcached($cls, $k, $v) {
+		$c = Memcached_DataObject::memcache();
+		if (!$c) {
+			return false;
+		} else {
+			return $c->get(Memcached_DataObject::cacheKey($cls, $k, $v));
+		}
+	}
+
+	function keyTypes() {
+		global $_DB_DATAOBJECT;
+        if (!isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"])) {
+			$this->databaseStructure();
+
+        }
+		return $_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"];
+	}
+	
+	function encache() {
+		$c = $this->memcache();
+		if (!$c) {
+			return false;
+		} else {
+			$primary = array();
+			$types = ksort($this->keyTypes());
+			foreach ($types as $key => $type) {
+				if ($type == 'K') {
+					$primary[] = $key;
+				} else {
+					$c->set($this->cacheKey($this->tableName(), $key, $this->$key),
+							$this);
+				}
+			}
+			# XXX: figure out what to do with compound pkeys
+			if (count($primary) == 1) {
+				$key = $primary[0];
+				$c->set($this->cacheKey($this->tableName(), $key, $this->$key),
+						$this);
+			}
+		}
+	}
+	
+	function decache() {
+		$c = $this->memcache();
+		if (!$c) {
+			return false;
+		} else {
+			$primary = array();
+			$types = ksort($this->keyTypes());
+			foreach ($types as $key => $type) {
+				if ($type == 'K') {
+					$primary[] = $this->$key;
+				} else {
+					$c->delete($this->cacheKey($this->tableName(), $key, $this->$key),
+							   $this);
+				}
+			}
+			# XXX: figure out what to do with compound pkeys
+			if (count($primary) == 1) {
+				$key = $primary[0];
+				$c->delete($this->cacheKey($this->tableName(), $key, $this->$key),
+						   $this);
+			}
+		}
+	}
+}
diff --git a/classes/Message.php b/classes/Message.php
index a903161f7..12ec10846 100644
--- a/classes/Message.php
+++ b/classes/Message.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for message
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Message extends DB_DataObject 
+class Message extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -22,7 +22,7 @@ class Message extends DB_DataObject
     public $source;                          // varchar(32)  
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Message',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Message',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Nonce.php b/classes/Nonce.php
index 987e8d1e8..258726c1e 100644
--- a/classes/Nonce.php
+++ b/classes/Nonce.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for nonce
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Nonce extends DB_DataObject 
+class Nonce extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -18,7 +18,7 @@ class Nonce extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Nonce',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Nonce',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Notice.php b/classes/Notice.php
index 2d880f8cb..4af81f919 100644
--- a/classes/Notice.php
+++ b/classes/Notice.php
@@ -22,9 +22,9 @@ if (!defined('LACONICA')) { exit(1); }
 /**
  * Table Definition for notice
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Notice extends DB_DataObject 
+class Notice extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -43,7 +43,7 @@ class Notice extends DB_DataObject
     public $source;                          // varchar(32)  
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Notice',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Notice',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Notice_source.php b/classes/Notice_source.php
index fe6d3d4f1..b05ee9f56 100644
--- a/classes/Notice_source.php
+++ b/classes/Notice_source.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for notice_source
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Notice_source extends DB_DataObject 
+class Notice_source extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -17,7 +17,7 @@ class Notice_source extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Notice_source',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Notice_source',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Notice_tag.php b/classes/Notice_tag.php
index 3731d8414..5dca41a7a 100644
--- a/classes/Notice_tag.php
+++ b/classes/Notice_tag.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for notice_tag
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Notice_tag extends DB_DataObject 
+class Notice_tag extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -15,7 +15,7 @@ class Notice_tag extends DB_DataObject
     public $created;                         // datetime()   not_null
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Notice_tag',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Notice_tag',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Profile.php b/classes/Profile.php
index 5f88caf2c..ab1880470 100644
--- a/classes/Profile.php
+++ b/classes/Profile.php
@@ -22,9 +22,9 @@ if (!defined('LACONICA')) { exit(1); }
 /**
  * Table Definition for profile
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Profile extends DB_DataObject 
+class Profile extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -41,7 +41,7 @@ class Profile extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Profile',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Profile',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Queue_item.php b/classes/Queue_item.php
index 14d2e34b5..2fb5b2920 100644
--- a/classes/Queue_item.php
+++ b/classes/Queue_item.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for queue_item
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Queue_item extends DB_DataObject 
+class Queue_item extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -16,7 +16,7 @@ class Queue_item extends DB_DataObject
     public $claimed;                         // datetime()  
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Queue_item',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Queue_item',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Remember_me.php b/classes/Remember_me.php
index c84668c46..9c86ebf02 100644
--- a/classes/Remember_me.php
+++ b/classes/Remember_me.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for remember_me
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Remember_me extends DB_DataObject 
+class Remember_me extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -15,7 +15,7 @@ class Remember_me extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Remember_me',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Remember_me',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Remote_profile.php b/classes/Remote_profile.php
index e5613125d..5afc85d20 100644
--- a/classes/Remote_profile.php
+++ b/classes/Remote_profile.php
@@ -22,9 +22,9 @@ if (!defined('LACONICA')) { exit(1); }
 /**
  * Table Definition for remote_profile
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Remote_profile extends DB_DataObject 
+class Remote_profile extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -38,7 +38,7 @@ class Remote_profile extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Remote_profile',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Remote_profile',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Reply.php b/classes/Reply.php
index 8e26f1684..2c364ecae 100644
--- a/classes/Reply.php
+++ b/classes/Reply.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for reply
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Reply extends DB_DataObject 
+class Reply extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -16,7 +16,7 @@ class Reply extends DB_DataObject
     public $replied_id;                      // int(4)  
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Reply',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Reply',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Sms_carrier.php b/classes/Sms_carrier.php
index 26a88e360..10ccb9283 100644
--- a/classes/Sms_carrier.php
+++ b/classes/Sms_carrier.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for sms_carrier
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Sms_carrier extends DB_DataObject 
+class Sms_carrier extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -17,7 +17,7 @@ class Sms_carrier extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Sms_carrier',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Sms_carrier',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Subscription.php b/classes/Subscription.php
index 2a1037d2b..cf6a3e57e 100644
--- a/classes/Subscription.php
+++ b/classes/Subscription.php
@@ -22,9 +22,9 @@ if (!defined('LACONICA')) { exit(1); }
 /**
  * Table Definition for subscription
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Subscription extends DB_DataObject 
+class Subscription extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -38,7 +38,7 @@ class Subscription extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Subscription',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Subscription',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/Token.php b/classes/Token.php
index a91b19f8e..ef7ee20c0 100644
--- a/classes/Token.php
+++ b/classes/Token.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for token
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class Token extends DB_DataObject 
+class Token extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -19,7 +19,7 @@ class Token extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('Token',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Token',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
diff --git a/classes/User.php b/classes/User.php
index 643069782..ec57e52a9 100644
--- a/classes/User.php
+++ b/classes/User.php
@@ -27,11 +27,11 @@ define('WITHFRIENDS_CACHE_WINDOW', 61);
 /**
  * Table Definition for user
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 require_once 'Validate.php';
 require_once(INSTALLDIR.'/lib/noticewrapper.php');
 
-class User extends DB_DataObject 
+class User extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -65,7 +65,7 @@ class User extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('User',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('User',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
@@ -109,7 +109,12 @@ class User extends DB_DataObject
 		}
 		$qry = 'UPDATE ' . $table . ' SET ' . $toupdate .
 		  ' WHERE id = ' . $this->id;
-		return $this->query($qry);
+		$orig->decache();
+		$result = $this->query($qry);
+		if ($result) {
+			$this->encache();
+		}
+		return $result;
 	}
 
 	function allowed_nickname($nickname) {
diff --git a/classes/User_openid.php b/classes/User_openid.php
index 67f6f3b2e..b65685ce7 100644
--- a/classes/User_openid.php
+++ b/classes/User_openid.php
@@ -2,9 +2,9 @@
 /**
  * Table Definition for user_openid
  */
-require_once 'DB/DataObject.php';
+require_once 'classes/Memcached_DataObject.php';
 
-class User_openid extends DB_DataObject 
+class User_openid extends Memcached_DataObject 
 {
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
@@ -17,7 +17,7 @@ class User_openid extends DB_DataObject
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
     /* Static get */
-    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('User_openid',$k,$v); }
+    function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('User_openid',$k,$v); }
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE