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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Config\Exception;
/**
* Exception class for when a resource cannot be loaded or imported.
*
* @author Ryan Weaver <ryan@thatsquality.com>
*/
class LoaderLoadException extends \Exception
{
/**
* @param string $resource The resource that could not be imported
* @param string $sourceResource The original resource importing the new resource
* @param int $code The error code
* @param \Throwable $previous A previous exception
* @param string $type The type of resource
*/
public function __construct(string $resource, string $sourceResource = null, int $code = null, \Throwable $previous = null, string $type = null)
{
$message = '';
if ($previous) {
// Include the previous exception, to help the user see what might be the underlying cause
// Trim the trailing period of the previous message. We only want 1 period remove so no rtrim...
if ('.' === substr($previous->getMessage(), -1)) {
$trimmedMessage = substr($previous->getMessage(), 0, -1);
$message .= sprintf('%s', $trimmedMessage).' in ';
} else {
$message .= sprintf('%s', $previous->getMessage()).' in ';
}
$message .= $resource.' ';
// show tweaked trace to complete the human readable sentence
if (null === $sourceResource) {
$message .= sprintf('(which is loaded in resource "%s")', $resource);
} else {
$message .= sprintf('(which is being imported from "%s")', $sourceResource);
}
$message .= '.';
// if there's no previous message, present it the default way
} elseif (null === $sourceResource) {
$message .= sprintf('Cannot load resource "%s".', $resource);
} else {
$message .= sprintf('Cannot import resource "%s" from "%s".', $resource, $sourceResource);
}
// Is the resource located inside a bundle?
if ('@' === $resource[0]) {
$parts = explode(\DIRECTORY_SEPARATOR, $resource);
$bundle = substr($parts[0], 1);
$message .= sprintf(' Make sure the "%s" bundle is correctly registered and loaded in the application kernel class.', $bundle);
$message .= sprintf(' If the bundle is registered, make sure the bundle path "%s" is not empty.', $resource);
} elseif (null !== $type) {
// maybe there is no loader for this specific type
if ('annotation' === $type) {
$message .= ' Make sure annotations are installed and enabled.';
} else {
$message .= sprintf(' Make sure there is a loader supporting the "%s" type.', $type);
}
}
parent::__construct($message, $code, $previous);
}
protected function varToString($var)
{
if (\is_object($var)) {
return sprintf('Object(%s)', \get_class($var));
}
if (\is_array($var)) {
$a = [];
foreach ($var as $k => $v) {
$a[] = sprintf('%s => %s', $k, $this->varToString($v));
}
return sprintf('Array(%s)', implode(', ', $a));
}
if (\is_resource($var)) {
return sprintf('Resource(%s)', get_resource_type($var));
}
if (null === $var) {
return 'null';
}
if (false === $var) {
return 'false';
}
if (true === $var) {
return 'true';
}
return (string) $var;
}
}
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