diff options
Diffstat (limited to 'vendor/symfony/config/Symfony/Component/Config/Loader')
6 files changed, 416 insertions, 0 deletions
diff --git a/vendor/symfony/config/Symfony/Component/Config/Loader/DelegatingLoader.php b/vendor/symfony/config/Symfony/Component/Config/Loader/DelegatingLoader.php new file mode 100644 index 0000000..3097878 --- /dev/null +++ b/vendor/symfony/config/Symfony/Component/Config/Loader/DelegatingLoader.php @@ -0,0 +1,55 @@ +<?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\Loader; + +use Symfony\Component\Config\Exception\FileLoaderLoadException; + +/** + * DelegatingLoader delegates loading to other loaders using a loader resolver. + * + * This loader acts as an array of LoaderInterface objects - each having + * a chance to load a given resource (handled by the resolver) + * + * @author Fabien Potencier <fabien@symfony.com> + */ +class DelegatingLoader extends Loader +{ + /** + * Constructor. + * + * @param LoaderResolverInterface $resolver A LoaderResolverInterface instance + */ + public function __construct(LoaderResolverInterface $resolver) + { + $this->resolver = $resolver; + } + + /** + * {@inheritdoc} + */ + public function load($resource, $type = null) + { + if (false === $loader = $this->resolver->resolve($resource, $type)) { + throw new FileLoaderLoadException($resource); + } + + return $loader->load($resource, $type); + } + + /** + * {@inheritdoc} + */ + public function supports($resource, $type = null) + { + return false !== $this->resolver->resolve($resource, $type); + } +} diff --git a/vendor/symfony/config/Symfony/Component/Config/Loader/FileLoader.php b/vendor/symfony/config/Symfony/Component/Config/Loader/FileLoader.php new file mode 100644 index 0000000..21e4c47 --- /dev/null +++ b/vendor/symfony/config/Symfony/Component/Config/Loader/FileLoader.php @@ -0,0 +1,124 @@ +<?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\Loader; + +use Symfony\Component\Config\FileLocatorInterface; +use Symfony\Component\Config\Exception\FileLoaderLoadException; +use Symfony\Component\Config\Exception\FileLoaderImportCircularReferenceException; + +/** + * FileLoader is the abstract class used by all built-in loaders that are file based. + * + * @author Fabien Potencier <fabien@symfony.com> + */ +abstract class FileLoader extends Loader +{ + /** + * @var array + */ + protected static $loading = array(); + + /** + * @var FileLocatorInterface + */ + protected $locator; + + private $currentDir; + + /** + * Constructor. + * + * @param FileLocatorInterface $locator A FileLocatorInterface instance + */ + public function __construct(FileLocatorInterface $locator) + { + $this->locator = $locator; + } + + /** + * Sets the current directory. + * + * @param string $dir + */ + public function setCurrentDir($dir) + { + $this->currentDir = $dir; + } + + /** + * Returns the file locator used by this loader. + * + * @return FileLocatorInterface + */ + public function getLocator() + { + return $this->locator; + } + + /** + * Imports a resource. + * + * @param mixed $resource A Resource + * @param string|null $type The resource type or null if unknown + * @param bool $ignoreErrors Whether to ignore import errors or not + * @param string|null $sourceResource The original resource importing the new resource + * + * @return mixed + * + * @throws FileLoaderLoadException + * @throws FileLoaderImportCircularReferenceException + */ + public function import($resource, $type = null, $ignoreErrors = false, $sourceResource = null) + { + try { + $loader = $this->resolve($resource, $type); + + if ($loader instanceof FileLoader && null !== $this->currentDir) { + // we fallback to the current locator to keep BC + // as some some loaders do not call the parent __construct() + // @deprecated should be removed in 3.0 + $locator = $loader->getLocator() ?: $this->locator; + $resource = $locator->locate($resource, $this->currentDir, false); + } + + $resources = is_array($resource) ? $resource : array($resource); + for ($i = 0; $i < $resourcesCount = count($resources); $i++) { + if (isset(self::$loading[$resources[$i]])) { + if ($i == $resourcesCount - 1) { + throw new FileLoaderImportCircularReferenceException(array_keys(self::$loading)); + } + } else { + $resource = $resources[$i]; + break; + } + } + self::$loading[$resource] = true; + + $ret = $loader->load($resource, $type); + + unset(self::$loading[$resource]); + + return $ret; + } catch (FileLoaderImportCircularReferenceException $e) { + throw $e; + } catch (\Exception $e) { + if (!$ignoreErrors) { + // prevent embedded imports from nesting multiple exceptions + if ($e instanceof FileLoaderLoadException) { + throw $e; + } + + throw new FileLoaderLoadException($resource, $sourceResource, null, $e); + } + } + } +} diff --git a/vendor/symfony/config/Symfony/Component/Config/Loader/Loader.php b/vendor/symfony/config/Symfony/Component/Config/Loader/Loader.php new file mode 100644 index 0000000..de4e127 --- /dev/null +++ b/vendor/symfony/config/Symfony/Component/Config/Loader/Loader.php @@ -0,0 +1,78 @@ +<?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\Loader; + +use Symfony\Component\Config\Exception\FileLoaderLoadException; + +/** + * Loader is the abstract class used by all built-in loaders. + * + * @author Fabien Potencier <fabien@symfony.com> + */ +abstract class Loader implements LoaderInterface +{ + protected $resolver; + + /** + * {@inheritdoc} + */ + public function getResolver() + { + return $this->resolver; + } + + /** + * {@inheritdoc} + */ + public function setResolver(LoaderResolverInterface $resolver) + { + $this->resolver = $resolver; + } + + /** + * Imports a resource. + * + * @param mixed $resource A resource + * @param string|null $type The resource type or null if unknown + * + * @return mixed + */ + public function import($resource, $type = null) + { + return $this->resolve($resource, $type)->load($resource, $type); + } + + /** + * Finds a loader able to load an imported resource. + * + * @param mixed $resource A resource + * @param string|null $type The resource type or null if unknown + * + * @return LoaderInterface A LoaderInterface instance + * + * @throws FileLoaderLoadException If no loader is found + */ + public function resolve($resource, $type = null) + { + if ($this->supports($resource, $type)) { + return $this; + } + + $loader = null === $this->resolver ? false : $this->resolver->resolve($resource, $type); + + if (false === $loader) { + throw new FileLoaderLoadException($resource); + } + + return $loader; + } +} diff --git a/vendor/symfony/config/Symfony/Component/Config/Loader/LoaderInterface.php b/vendor/symfony/config/Symfony/Component/Config/Loader/LoaderInterface.php new file mode 100644 index 0000000..dd0a85a --- /dev/null +++ b/vendor/symfony/config/Symfony/Component/Config/Loader/LoaderInterface.php @@ -0,0 +1,54 @@ +<?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\Loader; + +/** + * LoaderInterface is the interface implemented by all loader classes. + * + * @author Fabien Potencier <fabien@symfony.com> + */ +interface LoaderInterface +{ + /** + * Loads a resource. + * + * @param mixed $resource The resource + * @param string|null $type The resource type or null if unknown + * + * @throws \Exception If something went wrong + */ + public function load($resource, $type = null); + + /** + * Returns whether this class supports the given resource. + * + * @param mixed $resource A resource + * @param string|null $type The resource type or null if unknown + * + * @return bool True if this class supports the given resource, false otherwise + */ + public function supports($resource, $type = null); + + /** + * Gets the loader resolver. + * + * @return LoaderResolverInterface A LoaderResolverInterface instance + */ + public function getResolver(); + + /** + * Sets the loader resolver. + * + * @param LoaderResolverInterface $resolver A LoaderResolverInterface instance + */ + public function setResolver(LoaderResolverInterface $resolver); +} diff --git a/vendor/symfony/config/Symfony/Component/Config/Loader/LoaderResolver.php b/vendor/symfony/config/Symfony/Component/Config/Loader/LoaderResolver.php new file mode 100644 index 0000000..dc6846d --- /dev/null +++ b/vendor/symfony/config/Symfony/Component/Config/Loader/LoaderResolver.php @@ -0,0 +1,75 @@ +<?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\Loader; + +/** + * LoaderResolver selects a loader for a given resource. + * + * A resource can be anything (e.g. a full path to a config file or a Closure). + * Each loader determines whether it can load a resource and how. + * + * @author Fabien Potencier <fabien@symfony.com> + */ +class LoaderResolver implements LoaderResolverInterface +{ + /** + * @var LoaderInterface[] An array of LoaderInterface objects + */ + private $loaders = array(); + + /** + * Constructor. + * + * @param LoaderInterface[] $loaders An array of loaders + */ + public function __construct(array $loaders = array()) + { + foreach ($loaders as $loader) { + $this->addLoader($loader); + } + } + + /** + * {@inheritdoc} + */ + public function resolve($resource, $type = null) + { + foreach ($this->loaders as $loader) { + if ($loader->supports($resource, $type)) { + return $loader; + } + } + + return false; + } + + /** + * Adds a loader. + * + * @param LoaderInterface $loader A LoaderInterface instance + */ + public function addLoader(LoaderInterface $loader) + { + $this->loaders[] = $loader; + $loader->setResolver($this); + } + + /** + * Returns the registered loaders. + * + * @return LoaderInterface[] An array of LoaderInterface instances + */ + public function getLoaders() + { + return $this->loaders; + } +} diff --git a/vendor/symfony/config/Symfony/Component/Config/Loader/LoaderResolverInterface.php b/vendor/symfony/config/Symfony/Component/Config/Loader/LoaderResolverInterface.php new file mode 100644 index 0000000..40f1a1a --- /dev/null +++ b/vendor/symfony/config/Symfony/Component/Config/Loader/LoaderResolverInterface.php @@ -0,0 +1,30 @@ +<?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\Loader; + +/** + * LoaderResolverInterface selects a loader for a given resource. + * + * @author Fabien Potencier <fabien@symfony.com> + */ +interface LoaderResolverInterface +{ + /** + * Returns a loader able to load the resource. + * + * @param mixed $resource A resource + * @param string|null $type The resource type or null if unknown + * + * @return LoaderInterface|false The loader or false if none is able to load the resource + */ + public function resolve($resource, $type = null); +} |