Kohana v3.3.0

modules/orm/classes/Model/Auth/User/Token.php

@@ -0,0 +1,77 @@
+<?php defined('SYSPATH') OR die('No direct access allowed.');
+/**
+ * Default auth user toke
+ *
+ * @package    Kohana/Auth
+ * @author     Kohana Team
+ * @copyright  (c) 2007-2012 Kohana Team
+ * @license    http://kohanaframework.org/license
+ */
+class Model_Auth_User_Token extends ORM {
+
+	// Relationships
+	protected $_belongs_to = array(
+		'user' => array('model' => 'User'),
+	);
+	
+	protected $_created_column = array(
+		'column' => 'created',
+		'format' => TRUE,
+	);
+
+	/**
+	 * Handles garbage collection and deleting of expired objects.
+	 *
+	 * @return  void
+	 */
+	public function __construct($id = NULL)
+	{
+		parent::__construct($id);
+
+		if (mt_rand(1, 100) === 1)
+		{
+			// Do garbage collection
+			$this->delete_expired();
+		}
+
+		if ($this->expires < time() AND $this->_loaded)
+		{
+			// This object has expired
+			$this->delete();
+		}
+	}
+
+	/**
+	 * Deletes all expired tokens.
+	 *
+	 * @return  ORM
+	 */
+	public function delete_expired()
+	{
+		// Delete all expired tokens
+		DB::delete($this->_table_name)
+			->where('expires', '<', time())
+			->execute($this->_db);
+
+		return $this;
+	}
+
+	public function create(Validation $validation = NULL)
+	{
+		$this->token = $this->create_token();
+
+		return parent::create($validation);
+	}
+
+	protected function create_token()
+	{
+		do
+		{
+			$token = sha1(uniqid(Text::random('alnum', 32), TRUE));
+		}
+		while (ORM::factory('User_Token', array('token' => $token))->loaded());
+
+		return $token;
+	}
+
+} // End Auth User Token Model