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 1: <?php
 2: 
 3: /**
 4:  * This file is part of the Nette Framework (http://nette.org)
 5:  *
 6:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
 7:  *
 8:  * For the full copyright and license information, please view
 9:  * the file license.txt that was distributed with this source code.
10:  * @package Nette\Caching
11:  */
12: 
13: 
14: 
15: /**
16:  * Output caching helper.
17:  *
18:  * @author     David Grudl
19:  * @package Nette\Caching
20:  */
21: class CachingHelper extends Object
22: {
23:     /** @var array */
24:     public $dependencies;
25: 
26:     /** @var Cache */
27:     private $cache;
28: 
29:     /** @var string */
30:     private $key;
31: 
32: 
33:     public function __construct(Cache $cache, $key)
34:     {
35:         $this->cache = $cache;
36:         $this->key = $key;
37:         ob_start();
38:     }
39: 
40: 
41:     /**
42:      * Stops and saves the cache.
43:      * @param  array  dependencies
44:      * @return void
45:      */
46:     public function end(array $dependencies = NULL)
47:     {
48:         if ($this->cache === NULL) {
49:             throw new InvalidStateException('Output cache has already been saved.');
50:         }
51:         $this->cache->save($this->key, ob_get_flush(), (array) $dependencies + (array) $this->dependencies);
52:         $this->cache = NULL;
53:     }
54: 
55: }
56: 
Nette Framework 2.0.12 (for PHP 5.2, un-prefixed) API API documentation generated by ApiGen 2.8.0