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<?php
namespace Illuminate\Foundation\Bootstrap;
use Exception;
use Illuminate\Config\Repository;
use Illuminate\Contracts\Config\Repository as RepositoryContract;
use Illuminate\Contracts\Foundation\Application;
use SplFileInfo;
use Symfony\Component\Finder\Finder;
class LoadConfiguration
{
/**
* Bootstrap the given application.
*
* @param \Illuminate\Contracts\Foundation\Application $app
* @return void
*/
public function bootstrap(Application $app)
{
$items = [];
// First we will see if we have a cache configuration file. If we do, we'll load
// the configuration items from that file so that it is very quick. Otherwise
// we will need to spin through every configuration file and load them all.
if (file_exists($cached = $app->getCachedConfigPath())) {
$items = require $cached;
$loadedFromCache = true;
}
// Next we will spin through all of the configuration files in the configuration
// directory and load each one into the repository. This will make all of the
// options available to the developer for use in various parts of this app.
$app->instance('config', $config = new Repository($items));
if (! isset($loadedFromCache)) {
$this->loadConfigurationFiles($app, $config);
}
// Finally, we will set the application's environment based on the configuration
// values that were loaded. We will pass a callback which will be used to get
// the environment in a web context where an "--env" switch is not present.
$app->detectEnvironment(fn () => $config->get('app.env', 'production'));
date_default_timezone_set($config->get('app.timezone', 'UTC'));
mb_internal_encoding('UTF-8');
}
/**
* Load the configuration items from all of the files.
*
* @param \Illuminate\Contracts\Foundation\Application $app
* @param \Illuminate\Contracts\Config\Repository $repository
* @return void
*
* @throws \Exception
*/
protected function loadConfigurationFiles(Application $app, RepositoryContract $repository)
{
$files = $this->getConfigurationFiles($app);
if (! isset($files['app'])) {
throw new Exception('Unable to load the "app" configuration file.');
}
foreach ($files as $key => $path) {
$repository->set($key, require $path);
}
}
/**
* Get all of the configuration files for the application.
*
* @param \Illuminate\Contracts\Foundation\Application $app
* @return array
*/
protected function getConfigurationFiles(Application $app)
{
$files = [];
$configPath = realpath($app->configPath());
foreach (Finder::create()->files()->name('*.php')->in($configPath) as $file) {
$directory = $this->getNestedDirectory($file, $configPath);
$files[$directory.basename($file->getRealPath(), '.php')] = $file->getRealPath();
}
ksort($files, SORT_NATURAL);
return $files;
}
/**
* Get the configuration file nesting path.
*
* @param \SplFileInfo $file
* @param string $configPath
* @return string
*/
protected function getNestedDirectory(SplFileInfo $file, $configPath)
{
$directory = $file->getPath();
if ($nested = trim(str_replace($configPath, '', $directory), DIRECTORY_SEPARATOR)) {
$nested = str_replace(DIRECTORY_SEPARATOR, '.', $nested).'.';
}
return $nested;
}
}