Global Object Access

gistfile1.aw

<?php

class Controller implements RequestAccess, ResponseAccess, SessionAccess {

	function getRequest()
	{
		Registry::get('request', $this);
	}

	function getResponse()
	{
		Registry::get('response', $this);
	}

	function getSession()
	{
		Registry::get('response', $this);
	}
}

class Registry {

	public static $objects = array();

	public static function get($obj, $context = null)
	{
		// here we get an array of required interfaces
		if (self::$config[$obj]['restrict_access']) {
			$obj = self::$objects[$obj];
			foreach (self::$config[$obj]['restrict_access'] as $interface) {
				if ($context instanceof $interface) return $obj;	
			}
			throw new Exception('Access denied');
			
		}
		return self::$objects[$obj];
	}

}

?>