initial import

classmap.txt

+yii\
+	YiiBase
+	Yii
+	base\
+		Application
+		Behavior
+		Component
+		Event
+		Exception
+		Model
+		Module

framework/base/Behavior.php

+<?php
+
+namespace yii\base;
+
+class CBehavior extends CComponent implements IBehavior
+{
+	private $_enabled;
+	private $_owner;
+
+	/**
+	 * Declares events and the corresponding event handler methods.
+	 * The events are defined by the {@link owner} component, while the handler
+	 * methods by the behavior class. The handlers will be attached to the corresponding
+	 * events when the behavior is attached to the {@link owner} component; and they
+	 * will be detached from the events when the behavior is detached from the component.
+	 * @return array events (array keys) and the corresponding event handler methods (array values).
+	 */
+	public function events()
+	{
+		return array();
+	}
+
+	/**
+	 * Attaches the behavior object to the component.
+	 * The default implementation will set the {@link owner} property
+	 * and attach event handlers as declared in {@link events}.
+	 * Make sure you call the parent implementation if you override this method.
+	 * @param CComponent $owner the component that this behavior is to be attached to.
+	 */
+	public function attach($owner)
+	{
+		$this->_owner=$owner;
+		foreach($this->events() as $event=>$handler)
+			$owner->attachEventHandler($event,array($this,$handler));
+	}
+
+	/**
+	 * Detaches the behavior object from the component.
+	 * The default implementation will unset the {@link owner} property
+	 * and detach event handlers declared in {@link events}.
+	 * Make sure you call the parent implementation if you override this method.
+	 * @param CComponent $owner the component that this behavior is to be detached from.
+	 */
+	public function detach($owner)
+	{
+		foreach($this->events() as $event=>$handler)
+			$owner->detachEventHandler($event,array($this,$handler));
+		$this->_owner=null;
+	}
+
+	/**
+	 * @return CComponent the owner component that this behavior is attached to.
+	 */
+	public function getOwner()
+	{
+		return $this->_owner;
+	}
+
+	/**
+	 * @return boolean whether this behavior is enabled
+	 */
+	public function getEnabled()
+	{
+		return $this->_enabled;
+	}
+
+	/**
+	 * @param boolean $value whether this behavior is enabled
+	 */
+	public function setEnabled($value)
+	{
+		if($this->_enabled!=$value && $this->_owner)
+		{
+			if($value)
+			{
+				foreach($this->events() as $event=>$handler)
+					$this->_owner->attachEventHandler($event,array($this,$handler));
+			}
+			else
+			{
+				foreach($this->events() as $event=>$handler)
+					$this->_owner->detachEventHandler($event,array($this,$handler));
+			}
+		}
+		$this->_enabled=$value;
+	}
+}

framework/base/Event.php

+<?php
+
+namespace yii\base;
+
+/**
+ * CEvent is the base class for all event classes.
+ *
+ * It encapsulates the parameters associated with an event.
+ * The {@link sender} property describes who raises the event.
+ * And the {@link handled} property indicates if the event is handled.
+ * If an event handler sets {@link handled} to true, those handlers
+ * that are not invoked yet will not be invoked anymore.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @version $Id: CComponent.php 3001 2011-02-24 16:42:44Z alexander.makarow $
+ * @package system.base
+ * @since 1.0
+ */
+class CEvent extends CComponent
+{
+	/**
+	 * @var object the sender of this event
+	 */
+	public $sender;
+	/**
+	 * @var boolean whether the event is handled. Defaults to false.
+	 * When a handler sets this true, the rest of the uninvoked event handlers will not be invoked anymore.
+	 */
+	public $handled=false;
+
+	/**
+	 * Constructor.
+	 * @param mixed $sender sender of the event
+	 */
+	public function __construct($sender=null)
+	{
+		$this->sender=$sender;
+	}
+}

framework/yii.php

+<?php
+/**
+ * Yii bootstrap file.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @link http://www.yiiframework.com/
+ * @copyright Copyright &copy; 2008-2011 Yii Software LLC
+ * @license http://www.yiiframework.com/license/
+ * @version $Id: yii.php 2799 2011-01-01 19:31:13Z qiang.xue $
+ * @package system
+ * @since 1.0
+ */
+
+require(__DIR__.'/base/YiiBase.php');
+
+/**
+ * Yii is a helper class serving common framework functionalities.
+ *
+ * It encapsulates {@link YiiBase} which provides the actual implementation.
+ * By writing your own Yii class, you can customize some functionalities of YiiBase.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @version $Id: yii.php 2799 2011-01-01 19:31:13Z qiang.xue $
+ * @package system
+ * @since 1.0
+ */
+class Yii extends yii\YiiBase
+{
+}