1: <?php
 2: 
 3: /**
 4:  * This file is part of the Latte (https://latte.nette.org)
 5:  * Copyright (c) 2008 David Grudl (https://davidgrudl.com)
 6:  */
 7: 
 8: namespace Latte\Loaders;
 9: 
10: use Latte;
11: 
12: 
13: /**
14:  * Template loader.
15:  *
16:  * @author     David Grudl
17:  */
18: class FileLoader extends Latte\Object implements Latte\ILoader
19: {
20: 
21:     /**
22:      * Returns template source code.
23:      * @return string
24:      */
25:     public function getContent($file)
26:     {
27:         if (!is_file($file)) {
28:             throw new \RuntimeException("Missing template file '$file'.");
29: 
30:         } elseif ($this->isExpired($file, time())) {
31:             touch($file);
32:         }
33:         return file_get_contents($file);
34:     }
35: 
36: 
37:     /**
38:      * @return bool
39:      */
40:     public function isExpired($file, $time)
41:     {
42:         return @filemtime($file) > $time; // @ - stat may fail
43:     }
44: 
45: 
46:     /**
47:      * Returns fully qualified template name.
48:      * @return string
49:      */
50:     public function getChildName($file, $parent = NULL)
51:     {
52:         if ($parent && !preg_match('#/|\\\\|[a-z][a-z0-9+.-]*:#iA', $file)) {
53:             $file = dirname($parent) . '/' . $file;
54:         }
55:         return $file;
56:     }
57: 
58: }
59: