<?php
/**
 * Yii bootstrap file.
 *
 * This file is automatically generated using 'build lite' command.
 * It is the result of merging commonly used Yii class files with
 * comments and trace statements removed away.
 *
 * By using this file instead of yii.php, an Yii application may
 * improve performance due to the reduction of PHP parsing time.
 * The performance improvement is especially obvious when PHP APC extension
 * is enabled.
 *
 * DO NOT modify this file manually.
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @link http://www.yiiframework.com/
 * @copyright 2008-2013 Yii Software LLC
 * @license http://www.yiiframework.com/license/
 * @version $Id: $
 * @since 1.0
 */
 
/**
 * Gets the application start timestamp.
 */
defined('YII_BEGIN_TIME') or define('YII_BEGIN_TIME',microtime(true));
/**
 * This constant defines whether the application should be in debug mode or not. Defaults to false.
 */
defined('YII_DEBUG') or define('YII_DEBUG',false);
/**
 * This constant defines how much call stack information (file name and line number) should be logged by Yii::trace().
 * Defaults to 0, meaning no backtrace information. If it is greater than 0,
 * at most that number of call stacks will be logged. Note, only user application call stacks are considered.
 */
defined('YII_TRACE_LEVEL') or define('YII_TRACE_LEVEL',0);
/**
 * This constant defines whether exception handling should be enabled. Defaults to true.
 */
defined('YII_ENABLE_EXCEPTION_HANDLER') or define('YII_ENABLE_EXCEPTION_HANDLER',true);
/**
 * This constant defines whether error handling should be enabled. Defaults to true.
 */
defined('YII_ENABLE_ERROR_HANDLER') or define('YII_ENABLE_ERROR_HANDLER',true);
/**
 * Defines the Yii framework installation path.
 */
defined('YII_PATH') or define('YII_PATH',dirname(__FILE__));
/**
 * Defines the Zii library installation path.
 */
defined('YII_ZII_PATH') or define('YII_ZII_PATH',YII_PATH.DIRECTORY_SEPARATOR.'zii');

/**
 * YiiBase is a helper class serving common framework functionalities.
 *
 * Do not use YiiBase directly. Instead, use its child class {@link Yii} where
 * you can customize methods of YiiBase.
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @package system
 * @since 1.0
 */
class YiiBase
{
	/**
	 * @var array class map used by the Yii autoloading mechanism.
	 * The array keys are the class names and the array values are the corresponding class file paths.
	 * @since 1.1.5
	 */
	public static $classMap=array();
	/**
	 * @var boolean whether to rely on PHP include path to autoload class files. Defaults to true.
	 * You may set this to be false if your hosting environment doesn't allow changing the PHP
	 * include path, or if you want to append additional autoloaders to the default Yii autoloader.
	 * @since 1.1.8
	 */
	public static $enableIncludePath=true;

	private static $_aliases=array('system'=>YII_PATH,'zii'=>YII_ZII_PATH); // alias => path
	private static $_imports=array();					// alias => class name or directory
	private static $_includePaths;						// list of include paths
	private static $_app;
	private static $_logger;

	/**
	 * @return string the version of Yii framework
	 */
	public static function getVersion()
	{
		return '1.1.19';
	}
	/**
	 * Creates a Web application instance.
	 * @param mixed $config application configuration.
	 * If a string, it is treated as the path of the file that contains the configuration;
	 * If an array, it is the actual configuration information.
	 * Please make sure you specify the {@link CApplication::basePath basePath} property in the configuration,
	 * which should point to the directory containing all application logic, template and data.
	 * If not, the directory will be defaulted to 'protected'.
	 * @return CWebApplication
	 */
	public static function createWebApplication($config=null)
	{
		return self::createApplication('CWebApplication',$config);
	}
	/**
	 * Creates a console application instance.
	 * @param mixed $config application configuration.
	 * If a string, it is treated as the path of the file that contains the configuration;
	 * If an array, it is the actual configuration information.
	 * Please make sure you specify the {@link CApplication::basePath basePath} property in the configuration,
	 * which should point to the directory containing all application logic, template and data.
	 * If not, the directory will be defaulted to 'protected'.
	 * @return CConsoleApplication
	 */
	public static function createConsoleApplication($config=null)
	{
		return self::createApplication('CConsoleApplication',$config);
	}
	/**
	 * Creates an application of the specified class.
	 * @param string $class the application class name
	 * @param mixed $config application configuration. This parameter will be passed as the parameter
	 * to the constructor of the application class.
	 * @return mixed the application instance
	 */
	public static function createApplication($class,$config=null)
	{
		return new $class($config);
	}
	/**
	 * Returns the application singleton or null if the singleton has not been created yet.
	 * @return CApplication the application singleton, null if the singleton has not been created yet.
	 */
	public static function app()
	{
		return self::$_app;
	}
	/**
	 * Stores the application instance in the class static member.
	 * This method helps implement a singleton pattern for CApplication.
	 * Repeated invocation of this method or the CApplication constructor
	 * will cause the throw of an exception.
	 * To retrieve the application instance, use {@link app()}.
	 * @param CApplication $app the application instance. If this is null, the existing
	 * application singleton will be removed.
	 * @throws CException if multiple application instances are registered.
	 */
	public static function setApplication($app)
	{
		if(self::$_app==null)
			self::$_app=$app;
		else
			throw new CException(Yii::t('yii','Yii application can only be created once.'));
	}
}