cakephp-tools/Model/Log.php

<?php
App::uses('ToolsAppModel', 'Tools.Model');

if (!defined('CLASS_USER')) {
	define('CLASS_USER', 'User');
}

/**
 * `logs` table populated by LogableBehavior
 */
class Log extends ToolsAppModel {

	public $order = array('Log.created'=>'DESC');

	public $belongsTo = array(
		'User' => array(
			'className' => CLASS_USER,
			'foreignKey' => 'user_id',
			'conditions' => '',
			'fields' => array('id', 'username'),
			'order' => ''
		),
	);

}