Simple template controller

gistfile1.aw

<?php

$template = array();
$template['routes'] = array(
	'(?P<slug>[a-z0-9\-])'         => 'view',
	'(?P<slug>[a-z0-9\-])/comment' => 'create_comment',
	
	'default_action'               => 'index'
);

class Blog_Template extends Starter_Controller {
	
	function index()
	{
		$page = $this->input->get('page') ? $this->input->get('page') : 1;
		
		$this->_template('blog/index', array(
			'articles' => $this->article_model->find(array('page' => $page))
		));
	}
	
	function view($vars = null)
	{
		$slug = $vars['slug'];
		
		$this->_template('blog/view', array(
			'article' => $this->article_model->first(array('slug' => $slug))
		));
	}
	
	function create_comment($vars = null)
	{
		$slug = $vars['slug'];
	}
	
}

class Starter_Controller {
	
	function __construct($page) {
		//store instance of CI
		$this->CI =& get_instance();
		
		//store page info
		$this->page = $page;
		
		//include module helpers and models
		$includes = $page->includes();
		if (count($includes['helper']))
		{
			foreach ($includes['helper'] as $helper)
			{
				$this->CI->load->helper(str_replace('.php', '', $helper));
			}
		}
		if (count($includes['model']))
		{
			foreach ($includes['model'] as $model)
			{
				$this->CI->load->model(str_replace('.php', '', $model));
			}
		}
		
		//check routes
		$this->routes = array('(?P<action>[a-z0-9\-])' => '$action');
		if (isset($this->page->routes) && $this->page->routes)
		{
			$this->routes = $this->page->routes;
		}
		$this->_route();
	}
	
	function _route()
	{
		$uri  = $this->CI->uri->uri_string();
		$slug = addslashes('/'.$this->page->full_slug);
		$uri  = preg_replace('/^'.$slug.'/', '', $uri);
		
		$matched = null;
		foreach ($this->routes as $route => $action)
		{
			if ($route != 'default_action' && preg_match('/^'.$route.'/', $uri, $matches))
			{
				$matched = (object) array('route' => $route, 'action' => $action, 'info' => $matches);
			}
		}
		
		if ($matched != null)
		{
			$action = isset($matched->info['action']) ? $matched->info['action'] : $matched->action;
			if (function_exists($this->$action))
			{
				$this->action($matched->info);
			}
		}
		else
		{
			$action = $this->routes['default_action'];
			if (function_exists($this->$action))
			{
				$this->action();
			}
		}
	}
	
	function _template($name, $data = array())
	{
		//extract variables
		extract($page->variables());
		extract($data);
		
		//load template
		include('assets/site/templates/'.$name.'.php');
	}
	
}