<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpKernel;
use Symfony\Component\Config\Loader\LoaderInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpKernel\Bundle\BundleInterface;
/**
* The Kernel is the heart of the Symfony system.
*
* It manages an environment made of application kernel and bundles.
*
* @author Fabien Potencier <[email protected]>
*
* @method string getProjectDir() Gets the project dir (path of the project's composer file) - not defining it is deprecated since Symfony 4.2
*/
interface KernelInterface extends HttpKernelInterface, \Serializable
{
/**
* Returns an array of bundles to register.
*
* @return iterable|BundleInterface[] An iterable of bundle instances
*/
public function registerBundles();
/**
* Loads the container configuration.
*/
public function registerContainerConfiguration(LoaderInterface $loader);
/**
* Boots the current kernel.
*/
public function boot();
/**
* Shutdowns the kernel.
*
* This method is mainly useful when doing functional testing.
*/
public function shutdown();
/**
* Gets the registered bundle instances.
*
* @return BundleInterface[] An array of registered bundle instances
*/
public function getBundles();
/**
* Returns a bundle.
*
* @param string $name Bundle name
*
* @return BundleInterface A BundleInterface instance
*
* @throws \InvalidArgumentException when the bundle is not enabled
*/
public function getBundle($name);
/**
* Returns the file path for a given bundle resource.
*
* A Resource can be a file or a directory.
*
* The resource name must follow the following pattern:
*
* "@BundleName/path/to/a/file.something"
*
* where BundleName is the name of the bundle
* and the remaining part is the relative path in the bundle.
*
* If $dir is passed, and the first segment of the path is "Resources",
* this method will look for a file named:
*
* $dir/<BundleName>/path/without/Resources
*
* before looking in the bundle resource folder.
*
* @param string $name A resource name to locate
* @param string $dir A directory where to look for the resource first
* @param bool $first Whether to return the first path or paths for all matching bundles
*
* @return string|array The absolute path of the resource or an array if $first is false
*
* @throws \InvalidArgumentException if the file cannot be found or the name is not valid
* @throws \RuntimeException if the name contains invalid/unsafe characters
*/
public function locateResource($name, $dir = null, $first = true);
/**
* Gets the name of the kernel.
*
* @return string The kernel name
*
* @deprecated since Symfony 4.2
*/
public function getName();
/**
* Gets the environment.
*
* @return string The current environment
*/
public function getEnvironment();
/**
* Checks if debug mode is enabled.
*
* @return bool true if debug mode is enabled, false otherwise
*/
public function isDebug();
/**
* Gets the application root dir (path of the project's Kernel class).
*
* @return string The Kernel root dir
*
* @deprecated since Symfony 4.2
*/
public function getRootDir();
/**
* Gets the current container.
*
* @return ContainerInterface|null A ContainerInterface instance or null when the Kernel is shutdown
*/
public function getContainer();
/**
* Gets the request start time (not available if debug is disabled).
*
* @return int The request start timestamp
*/
public function getStartTime();
/**
* Gets the cache directory.
*
* @return string The cache directory
*/
public function getCacheDir();
/**
* Gets the log directory.
*
* @return string The log directory
*/
public function getLogDir();
/**
* Gets the charset of the application.
*
* @return string The charset
*/
public function getCharset();
}