1: <?php
 2: /**
 3:  * This file is part of the Autarky package.
 4:  *
 5:  * (c) Andreas Lutro <anlutro@gmail.com>
 6:  *
 7:  * For the full copyright and license information, please view the LICENSE
 8:  * file that was distributed with this source code.
 9:  */
10: 
11: namespace Autarky\Config\Loaders;
12: 
13: use Symfony\Component\Yaml\Parser;
14: use Symfony\Component\Yaml\Exception\ParseException;
15: 
16: use Autarky\Config\LoadException;
17: use Autarky\Config\LoaderInterface;
18: use Autarky\Files\LockingFilesystem;
19: 
20: /**
21:  * YAML/YML config file loader.
22:  */
23: class YamlFileLoader implements LoaderInterface
24: {
25:     /**
26:      * The symfony YAML parser instance.
27:      *
28:      * @var Parser
29:      */
30:     protected $parser;
31: 
32:     /**
33:      * The filesystem instance.
34:      *
35:      * @var LockingFilesystem
36:      */
37:     protected $filesys;
38: 
39:     /**
40:      * @param Parser $parser
41:      */
42:     public function __construct(Parser $parser)
43:     {
44:         $this->parser = $parser;
45:         $this->filesys = new LockingFilesystem;
46:     }
47: 
48:     /**
49:      * {@inheritdoc}
50:      */
51:     public function load($path)
52:     {
53:         $yaml = $this->filesys->read($path);
54: 
55:         try {
56:             return $this->parser->parse($yaml);
57:         } catch (ParseException $e) {
58:             throw new LoadException($e->getMessage(), $e->getCode(), $e);
59:         }
60:     }
61: }
62: