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<?php |
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namespace TomPHP\ConfigServiceProvider; |
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use TomPHP\ConfigServiceProvider\Exception\NoMatchingFilesException; |
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use TomPHP\ConfigServiceProvider\Exception\UnknownSettingException; |
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use Assert\Assertion; |
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final class Configurator |
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{ |
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const FILE_READERS = [ |
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'.json' => FileReader\JSONFileReader::class, |
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'.php' => FileReader\PHPFileReader::class, |
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]; |
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const CONTAINER_ADAPTERS = [ |
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\League\Container\Container::class => League\LeagueContainerAdapter::class, |
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\Pimple\Container::class => Pimple\PimpleContainerAdapter::class, |
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]; |
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/** |
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* @var ApplicationConfig |
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*/ |
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private $config; |
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/** |
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* @var FileReader\ReaderFactory |
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*/ |
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private $readerFactory; |
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/** |
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* @var array |
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*/ |
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private $settings = [ |
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'config_prefix' => 'config', |
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'config_separator' => '.', |
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'services_key' => 'di.services', |
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'inflectors_key' => 'di.inflectors', |
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'singleton_services' => false, |
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]; |
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/** |
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* @api |
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* |
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* @return Configurator |
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*/ |
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public static function apply() |
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{ |
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return new self(); |
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} |
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private function __construct() |
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{ |
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$this->config = new ApplicationConfig([]); |
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} |
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/** |
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* @api |
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* |
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* @param array $config |
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* |
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* @return Configurator |
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*/ |
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public function configFromArray(array $config) |
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{ |
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$this->config->merge($config); |
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return $this; |
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} |
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/** |
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* @api |
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* |
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* @param string $filename |
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* |
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* @return Configurator |
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*/ |
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public function configFromFile($filename) |
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{ |
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Assertion::file($filename); |
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$this->readFileAndMergeConfig($filename); |
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return $this; |
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} |
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/** |
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* @api |
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* |
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* @param string $pattern |
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* |
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* @return Configurator |
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*/ |
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public function configFromFiles($pattern) |
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{ |
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Assertion::string($pattern); |
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$locator = new FileReader\FileLocator(); |
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$files = $locator->locate($pattern); |
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if (count($files) === 0) { |
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throw NoMatchingFilesException::fromPattern($pattern); |
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} |
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foreach ($files as $filename) { |
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$this->readFileAndMergeConfig($filename); |
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} |
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return $this; |
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} |
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/** |
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* @api |
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* |
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* @param string $name |
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* @param mixed $value |
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* |
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* @return Configurator |
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*/ |
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public function withSetting($name, $value) |
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{ |
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Assertion::string($name); |
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Assertion::scalar($value); |
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if (!array_key_exists($name, $this->settings)) { |
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throw UnknownSettingException::fromSetting($name, array_keys($this->settings)); |
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} |
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$this->settings[$name] = $value; |
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return $this; |
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} |
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/** |
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* @api |
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* |
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* @param object $container |
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* |
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* @return void |
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*/ |
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public function to($container) |
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{ |
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$this->config->setSeparator($this->settings['config_separator']); |
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$factory = new ContainerAdapterFactory(self::CONTAINER_ADAPTERS); |
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$configurator = $factory->create($container); |
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$configurator->addApplicationConfig($this->config, $this->settings['config_prefix']); |
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if (isset($this->config[$this->settings['services_key']])) { |
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$configurator->addServiceConfig(new ServiceConfig( |
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$this->config[$this->settings['services_key']], |
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$this->settings['singleton_services'] |
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)); |
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} |
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if (isset($this->config[$this->settings['inflectors_key']])) { |
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$configurator->addInflectorConfig(new InflectorConfig($this->config[$this->settings['inflectors_key']])); |
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} |
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} |
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/** |
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* @param string $filename |
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* |
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* @return void |
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*/ |
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private function readFileAndMergeConfig($filename) |
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{ |
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$reader = $this->getReaderFor($filename); |
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$this->config->merge($reader->read($filename)); |
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} |
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/** |
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* @param string $filename |
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* |
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* @return FileReader\FileReader |
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*/ |
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private function getReaderFor($filename) |
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{ |
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if (!$this->readerFactory) { |
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$this->readerFactory = new FileReader\ReaderFactory(self::FILE_READERS); |
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} |
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return $this->readerFactory->create($filename); |
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} |
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} |
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tomphp /
container-configurator
