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<?php |
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/** |
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* Spiral Framework. |
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* |
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* @license MIT |
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* @author Anton Titov (Wolfy-J) |
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*/ |
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declare(strict_types=1); |
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namespace Spiral\Config; |
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use Spiral\Config\Exception\ConfigDeliveredException; |
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use Spiral\Config\Exception\PatchException; |
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use Spiral\Core\Container\SingletonInterface; |
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use Spiral\Core\Exception\ConfiguratorException; |
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/** |
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* Load config files, provides container injection and modifies config data on bootloading. |
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*/ |
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final class ConfigManager implements ConfiguratorInterface, SingletonInterface |
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{ |
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/** @var LoaderInterface */ |
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private $loader; |
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/** @var bool */ |
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private $strict; |
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/** @var array */ |
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private $data = []; |
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/** @var array */ |
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private $defaults = []; |
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/** @var array */ |
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private $instances = []; |
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/** |
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* @param LoaderInterface $loader |
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* @param bool $strict |
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*/ |
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public function __construct(LoaderInterface $loader, bool $strict = true) |
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{ |
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$this->loader = $loader; |
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$this->strict = $strict; |
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} |
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/** |
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* Clone state will reset both data and instance cache. |
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*/ |
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public function __clone() |
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{ |
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$this->data = []; |
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$this->defaults = []; |
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$this->instances = []; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function exists(string $section): bool |
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{ |
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return isset($this->defaults[$section]) || isset($this->data[$section]) || $this->loader->has($section); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function setDefaults(string $section, array $data): void |
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{ |
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if (isset($this->defaults[$section])) { |
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throw new ConfiguratorException("Unable to set default config `{$section}` more than once."); |
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} |
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if (isset($this->data[$section])) { |
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throw new ConfigDeliveredException("Unable to set default config `{$section}`, config has been loaded."); |
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} |
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$this->defaults[$section] = $data; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function modify(string $section, PatchInterface $patch): array |
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{ |
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if (isset($this->instances[$section])) { |
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if ($this->strict) { |
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throw new ConfigDeliveredException( |
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"Unable to patch config `{$section}`, config object has already been delivered." |
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); |
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} |
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unset($this->instances[$section]); |
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} |
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$data = $this->getConfig($section); |
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try { |
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return $this->data[$section] = $patch->patch($data); |
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} catch (PatchException $e) { |
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throw new PatchException("Unable to modify config `{$section}`.", $e->getCode(), $e); |
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} |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getConfig(string $section = null): array |
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{ |
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if (isset($this->data[$section])) { |
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return $this->data[$section]; |
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} |
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if (isset($this->defaults[$section])) { |
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$data = []; |
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if ($this->loader->has($section)) { |
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$data = $this->loader->load($section); |
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} |
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$data = array_merge($this->defaults[$section], $data); |
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} else { |
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$data = $this->loader->load($section); |
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} |
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return $this->data[$section] = $data; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function createInjection(\ReflectionClass $class, string $context = null) |
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{ |
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$config = $class->getConstant('CONFIG'); |
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if (isset($this->instances[$config])) { |
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return $this->instances[$config]; |
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} |
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return $this->instances[$config] = $class->newInstance($this->getConfig($config)); |
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} |
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} |
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spiral /
framework
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