framework - dispacher

[Destramic]

hey ive just finnished creating my dispacher class which works fine...im wanting to know what dispachstartloop()  does for the dispatcher class...i see it in other frameworks...if anyone has any articles on this or help i'd be greatful...thank

 

dispatcher.class.php

<?php

class Dispatcher
{
private $_controller;
private $_action;
private $_pararmeters;

public function is_dispatchable()
{
	 if (method_exists($this->_controller, $this->_action))
	 {
	 	return true;
	 }
}

public function format_controller_name($controller_name)
{
	$controller_name = $controller_name . '_Controller';
	return $controller_name;
}

public function dispatch($request, $response)
{
	$controller_name = $request->get_controller_name();
	$controller_name = $this->format_controller_name($controller_name);

	$this->_controller = new $controller_name;
	$this->_action     = $request->get_action_name();
	$this->_parameters = $request->get_parameters();

	if ($this->is_dispatchable())
	{
		call_user_func_array(array($this->_controller, $this->_action), $this->_parameters);
	}
	else
	{
		$response->set_exception(sprintf("Call to undefined method '%s'.<br />\n", $this->_action));
	}
}
}
?>