1: <?php
 2: 
 3: /*
 4:  * This file is part of the Symfony package.
 5:  *
 6:  * (c) Fabien Potencier <fabien@symfony.com>
 7:  *
 8:  * For the full copyright and license information, please view the LICENSE
 9:  * file that was distributed with this source code.
10:  */
11: 
12: namespace Symfony\Component\Config\Exception;
13: 
14: /**
15:  * Exception class for when a resource cannot be loaded or imported.
16:  *
17:  * @author Ryan Weaver <ryan@thatsquality.com>
18:  */
19: class FileLoaderLoadException extends \Exception
20: {
21:     /**
22:      * @param string     $resource       The resource that could not be imported
23:      * @param string     $sourceResource The original resource importing the new resource
24:      * @param integer    $code           The error code
25:      * @param \Exception $previous       A previous exception
26:      */
27:     public function __construct($resource, $sourceResource = null, $code = null, $previous = null)
28:     {
29:         if (null === $sourceResource) {
30:             $message = sprintf('Cannot load resource "%s".', $this->varToString($resource));
31:         } else {
32:             $message = sprintf('Cannot import resource "%s" from "%s".', $this->varToString($resource), $this->varToString($sourceResource));
33:         }
34: 
35:         // Is the resource located inside a bundle?
36:         if ('@' === $resource[0]) {
37:             $parts = explode(DIRECTORY_SEPARATOR, $resource);
38:             $bundle = substr($parts[0], 1);
39:             $message .= ' '.sprintf('Make sure the "%s" bundle is correctly registered and loaded in the application kernel class.', $bundle);
40:         }
41: 
42:         parent::__construct($message, $code, $previous);
43:     }
44: 
45:     protected function varToString($var)
46:     {
47:         if (is_object($var)) {
48:             return sprintf('Object(%s)', get_class($var));
49:         }
50: 
51:         if (is_array($var)) {
52:             $a = array();
53:             foreach ($var as $k => $v) {
54:                 $a[] = sprintf('%s => %s', $k, $this->varToString($v));
55:             }
56: 
57:             return sprintf("Array(%s)", implode(', ', $a));
58:         }
59: 
60:         if (is_resource($var)) {
61:             return sprintf('Resource(%s)', get_resource_type($var));
62:         }
63: 
64:         if (null === $var) {
65:             return 'null';
66:         }
67: 
68:         if (false === $var) {
69:             return 'false';
70:         }
71: 
72:         if (true === $var) {
73:             return 'true';
74:         }
75: 
76:         return (string) $var;
77:     }
78: }
79: