tweaked cache and session namespacing.

application/composers.php

+<?php
+
+return array(
+
+	/*
+	|--------------------------------------------------------------------------
+	| View Composers
+	|--------------------------------------------------------------------------
+	|
+	| View composers provide a convenient way to add common elements to a view
+	| each time it is created. For example, you may wish to bind a header and
+	| footer partial each time the view is created.
+	|
+	| The composer will receive an instance of the view being created, and is
+	| free to modify the view however you wish. But, always return the view
+	| instance at the end of the composer.
+	|
+	| For more information, check out: http://laravel.com/docs/start/views#composers
+	|
+	*/
+
+	'home/index' => function($view)
+	{
+		return $view;
+	},
+
+);
\ No newline at end of file

public/index.php

@@ -3,7 +3,7 @@
  * Laravel - A clean and classy framework for PHP web development.
  *
  * @package  Laravel
- * @version  1.3.1
+ * @version  1.4.0
  * @author   Taylor Otwell
  * @link     http://laravel.com
  */

system/asset.php

+<?php namespace System;
+
+class Asset {
+
+	/**
+	 * All of the asset containers.
+	 *
+	 * @var array
+	 */
+	public static $containers = array();
+
+	/**
+	 * Get an asset container instance.
+	 *
+	 * @param  string     $container
+	 * @return Container
+	 */
+	public static function container($container = 'default')
+	{
+		if ( ! isset(static::$containers[$container]))
+		{
+			static::$containers[$container] = new Asset\Container($container);
+		}
+
+		return static::$containers[$container];
+	}
+
+	/**
+	 * Magic Method for calling methods on the default Asset container.
+	 */
+	public static function __callStatic($method, $parameters)
+	{
+		return call_user_func_array(array(static::container(), $method), $parameters);
+	}
+
+}
\ No newline at end of file

system/asset/container.php

+<?php namespace System\Asset;
+
+use System\HTML;
+
+class Container {
+
+	/**
+	 * The asset container name.
+	 *
+	 * @var string
+	 */
+	public $name;
+
+	/**
+	 * All of the registered assets.
+	 *
+	 * @var array
+	 */
+	public $assets = array();
+
+	/**
+	 * Create a new asset container instance.
+	 *
+	 * @param  string  $name
+	 * @return void
+	 */
+	public function __construct($name)
+	{
+		$this->name = $name;
+	}
+
+	/**
+	 * Add an asset to the container.
+	 *
+	 * @param  string  $name
+	 * @param  string  $source
+	 * @param  array   $dependencies
+	 * @param  array   $attributes
+	 * @return void
+	 */
+	public function add($name, $source, $dependencies = array(), $attributes = array())
+	{
+		return call_user_func(array($this, (\System\File::extension($source) == 'css') ? 'style' : 'script'), $name, $source, $dependencies, $attributes);
+	}
+
+	/**
+	 * Add CSS to the registered assets.
+	 *
+	 * @param  string  $name
+	 * @param  string  $source
+	 * @param  array   $dependencies
+	 * @param  array   $attributes
+	 * @return void
+	 */
+	public function style($name, $source, $dependencies = array(), $attributes = array())
+	{
+		if ( ! array_key_exists('media', $attributes))
+		{
+			$attributes['media'] = 'all';
+		}
+
+		$this->register('style', $name, $source, $dependencies, $attributes);
+	}
+
+	/**
+	 * Add JavaScript to the registered assets.
+	 *
+	 * @param  string  $name
+	 * @param  string  $source
+	 * @param  array   $dependencies
+	 * @param  array   $attributes
+	 * @return void
+	 */
+	public function script($name, $source, $dependencies = array(), $attributes = array())
+	{
+		$this->register('script', $name, $source, $dependencies, $attributes);
+	}
+
+	/**
+	 * Add an asset to the registered assets.
+	 *
+	 * @param  string  $type
+	 * @param  string  $name
+	 * @param  string  $source
+	 * @param  array   $dependencies
+	 * @param  array   $attributes
+	 * @return void
+	 */
+	private function register($type, $name, $source, $dependencies, $attributes)
+	{
+		$dependencies = (array) $dependencies;
+
+		$this->assets[$type][$name] = compact('source', 'dependencies', 'attributes');
+	}
+
+	/**
+	 * Get all of the registered CSS assets.
+	 *
+	 * @return  string
+	 */
+	public function styles()
+	{
+		return $this->get_group('style');
+	}
+
+	/**
+	 * Get all of the registered JavaScript assets.
+	 *
+	 * @return  string
+	 */
+	public function scripts()
+	{
+		return $this->get_group('script');
+	}
+
+	/**
+	 * Get all of the registered assets for a given group.
+	 *
+	 * @param  string  $group
+	 * @return string
+	 */
+	private function get_group($group)
+	{
+		if ( ! isset($this->assets[$group]) or count($this->assets[$group]) == 0) return '';
+
+		$assets = '';
+
+		foreach ($this->arrange($this->assets[$group]) as $name => $data)
+		{
+			$assets .= $this->get_asset($group, $name);
+		}
+		
+		return $assets;
+	}
+
+	/**
+	 * Get a registered CSS asset.
+	 *
+	 * @param  string  $name
+	 * @return string
+	 */
+	public function get_style($name)
+	{
+		return $this->get_asset('style', $name);
+	}
+
+	/**
+	 * Get a registered JavaScript asset.
+	 *
+	 * @param  string  $name
+	 * @return string
+	 */
+	public function get_script($name)
+	{
+		return $this->get_asset('script', $name);
+	}
+
+	/**
+	 * Get a registered asset.
+	 *
+	 * @param  string  $group
+	 * @param  string  $name
+	 * @return string
+	 */
+	private function get_asset($group, $name)
+	{
+		if ( ! isset($this->assets[$group][$name]))
+		{
+			return '';
+		}
+
+		$asset = $this->assets[$group][$name];
+
+		return HTML::$group($asset['source'], $asset['attributes']);
+	}
+
+	/**
+	 * Sort and retrieve assets based on their dependencies
+	 *
+	 * @param   array  $assets
+	 * @return  array
+	 */
+	private function arrange($assets)
+	{
+		list($original, $sorted) = array($assets, array());
+
+		while (count($assets) > 0)
+		{
+			foreach ($assets as $asset => $value)
+			{
+				$this->evaluate_asset($asset, $value, $original, $sorted, $assets);
+			}
+		}
+		
+		return $sorted;
+	}
+
+	/**
+	 * Evaluate an asset and its dependencies.
+	 *
+	 * @param  string  $asset
+	 * @param  string  $value
+	 * @param  array   $original
+	 * @param  array   $sorted
+	 * @param  array   $assets
+	 * @return void
+	 */
+	private function evaluate_asset($asset, $value, $original, &$sorted, &$assets)
+	{
+		// If the asset has no more dependencies, we can add it to the sorted list
+		// and remove it from the array of assets. Otherwise, we will not verify
+		// the asset's dependencies and determine if they have already been sorted.
+		if (count($assets[$asset]['dependencies']) == 0)
+		{
+			$sorted[$asset] = $value;
+			unset($assets[$asset]);
+		}
+		else
+		{
+			foreach ($assets[$asset]['dependencies'] as $key => $dependency)
+			{
+				if ( ! $this->dependency_is_valid($asset, $dependency, $original, $assets))
+				{
+					unset($assets[$asset]['dependencies'][$key]);
+					continue;
+				}
+
+				// If the dependency has not yet been added to the sorted list, we can not
+				// remove it from this asset's array of dependencies. We'll try again on
+				// the next trip through the loop.
+				if ( ! isset($sorted[$dependency])) continue;
+
+				unset($assets[$asset]['dependencies'][$key]);
+			}
+		}		
+	}
+
+	/**
+	 * Check that a dependency is valid.
+	 *
+	 * @param  string  $asset
+	 * @param  string  $dependency
+	 * @param  array   $original
+	 * @param  array   $assets
+	 * @return bool
+	 */
+	private function dependency_is_valid($asset, $dependency, $original, $assets)
+	{
+		if ( ! isset($original[$dependency]))
+		{
+			return false;
+		}
+		elseif ($dependency === $asset)
+		{
+			throw new \Exception("Asset [$asset] is dependent on itself.");
+		}
+		elseif (isset($assets[$dependency]) and in_array($asset, $assets[$dependency]['dependencies']))
+		{
+			throw new \Exception("Assets [$asset] and [$dependency] have a circular dependency.");
+		}
+	}
+
+}
\ No newline at end of file

system/cache/driver/apc.php → system/cache/apc.php

-<?php namespace System\Cache\Driver;
+<?php namespace System\Cache;
 
 use System\Config;
 
-class APC implements \System\Cache\Driver {
+class APC implements Driver {
 
 	/**
 	 * Determine if an item exists in the cache.

system/cache/driver/file.php → system/cache/file.php

-<?php namespace System\Cache\Driver;
+<?php namespace System\Cache;
 
-class File implements \System\Cache\Driver {
+class File implements Driver {
 
 	/**
 	 * Determine if an item exists in the cache.

system/cache/driver/memcached.php → system/cache/memcached.php

-<?php namespace System\Cache\Driver;
+<?php namespace System\Cache;
 
 use System\Config;
 
-class Memcached implements \System\Cache\Driver {
+class Memcached implements Driver {
 
 	/**
 	 * Determine if an item exists in the cache.

system/html.php

@@ -17,22 +17,29 @@ class HTML {
 	 * Generate a JavaScript reference.
 	 *
 	 * @param  string  $url
+	 * @param  array   $attributes
 	 * @return string
 	 */
-	public static function script($url)
+	public static function script($url, $attributes = array())
 	{
-		return '<script type="text/javascript" src="'.static::entities(URL::to_asset($url)).'"></script>'.PHP_EOL;
+		return '<script type="text/javascript" src="'.static::entities(URL::to_asset($url)).'"'.static::attributes($attributes).'></script>'.PHP_EOL;
 	}
 
 	/**
 	 * Generate a CSS reference.
 	 *
 	 * @param  string  $url
+	 * @param  array   $attributes
 	 * @return string
 	 */
-	public static function style($url, $media = 'all')
+	public static function style($url, $attributes = array())
+	{
+		if ( ! array_key_exists('media', $attributes))
 		{
-		return '<link href="'.static::entities(URL::to_asset($url)).'" rel="stylesheet" type="text/css" media="'.$media.'">'.PHP_EOL;
+			$attributes['media'] = 'all';
+		}
+
+		return '<link href="'.static::entities(URL::to_asset($url)).'" rel="stylesheet" type="text/css"'.static::attributes($attributes).'>'.PHP_EOL;
 	}
 
 	/**

system/session/driver/apc.php → system/session/apc.php

-<?php namespace System\Session\Driver;
+<?php namespace System\Session;
 
-class APC implements \System\Session\Driver {
+use System\Cache;
+
+class APC implements Driver {
 
 	/**
 	 * Load a session by ID.
@@ -10,7 +12,7 @@ class APC implements \System\Session\Driver {
 	 */
 	public function load($id)
 	{
-		return \System\Cache::driver('apc')->get($id);
+		return Cache::driver('apc')->get($id);
 	}
 
 	/**
@@ -21,7 +23,7 @@ class APC implements \System\Session\Driver {
 	 */
 	public function save($session)
 	{
-		\System\Cache::driver('apc')->put($session['id'], $session, \System\Config::get('session.lifetime'));
+		Cache::driver('apc')->put($session['id'], $session, Config::get('session.lifetime'));
 	}
 
 	/**
@@ -32,7 +34,7 @@ class APC implements \System\Session\Driver {
 	 */
 	public function delete($id)
 	{
-		\System\Cache::driver('apc')->forget($id);
+		Cache::driver('apc')->forget($id);
 	}
 
 	/**

system/session/driver/db.php → system/session/db.php

-<?php namespace System\Session\Driver;
+<?php namespace System\Session;
 
-class DB implements \System\Session\Driver {
+use System\Config;
+
+class DB implements Driver {
 
 	/**
 	 * Load a session by ID.
@@ -60,7 +62,7 @@ class DB implements \System\Session\Driver {
 	 */
 	private function table()
 	{
-		return \System\DB::table(\System\Config::get('session.table'));		
+		return \System\DB::table(Config::get('session.table'));		
 	}
 	
 }
\ No newline at end of file

system/session/driver/file.php → system/session/file.php

-<?php namespace System\Session\Driver;
+<?php namespace System\Session;
 
-class File implements \System\Session\Driver {
+class File implements Driver {
 
 	/**
 	 * Load a session by ID.

system/session/driver/memcached.php → system/session/memcached.php

-<?php namespace System\Session\Driver;
+<?php namespace System\Session;
 
-class Memcached implements \System\Session\Driver {
+use System\Cache;
+use System\Config;
+
+class Memcached implements Driver {
 
 	/**
 	 * Load a session by ID.
@@ -10,7 +13,7 @@ class Memcached implements \System\Session\Driver {
 	 */
 	public function load($id)
 	{
-		return \System\Cache::driver('memcached')->get($id);
+		return Cache::driver('memcached')->get($id);
 	}
 
 	/**
@@ -21,7 +24,7 @@ class Memcached implements \System\Session\Driver {
 	 */
 	public function save($session)
 	{
-		\System\Cache::driver('memcached')->put($session['id'], $session, \System\Config::get('session.lifetime'));
+		Cache::driver('memcached')->put($session['id'], $session, Config::get('session.lifetime'));
 	}
 
 	/**
@@ -32,7 +35,7 @@ class Memcached implements \System\Session\Driver {
 	 */
 	public function delete($id)
 	{
-		\System\Cache::driver('memcached')->forget($id);
+		Cache::driver('memcached')->forget($id);
 	}
 
 	/**

system/view.php

@@ -23,6 +23,13 @@ class View {
 	 */
 	public $path;
 
+	/**
+	 * The view composers.
+	 *
+	 * @var array
+	 */
+	private static $composers;
+
 	/**
 	 * Create a new view instance.
 	 *
@@ -46,7 +53,14 @@ class View {
 	 */
 	public static function make($view, $data = array())
 	{
-		return new static($view, $data);
+		if (is_null(static::$composers))
+		{
+			static::$composers = require APP_PATH.'composers'.EXT;
+		}
+
+		$instance = new static($view, $data);
+
+		return (isset(static::$composers[$view])) ? call_user_func(static::$composers[$view], $instance) : $instance;
 	}
 
 	/**
@@ -75,7 +89,6 @@ class View {
 	 */
 	public function get()
 	{
-		// Get the evaluated content of all of the sub-views.
 		foreach ($this->data as &$data)
 		{
 			if ($data instanceof View or $data instanceof Response)