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<?php |
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namespace Storeman; |
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use Storeman\Exception\ConfigurationException; |
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use Storeman\Exception\Exception; |
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use Storeman\Validation\ContainerConstraintValidatorFactory; |
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use Symfony\Component\Validator\Validation; |
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use Symfony\Component\Validator\Validator\ValidatorInterface; |
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class ConfigurationFileReader |
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{ |
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public const CONFIG_CLASS = Configuration::class; |
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/** |
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* @var Container |
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*/ |
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protected $container; |
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public function __construct(Container $container = null) |
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{ |
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$this->container = $container ?: new Container(); |
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} |
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public function getConfiguration(string $configurationFilePath): Configuration |
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{ |
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$configurationFilePath = PathUtils::getAbsolutePath($configurationFilePath); |
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if (!is_file($configurationFilePath) || !is_readable($configurationFilePath)) |
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{ |
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throw new Exception("Configuration file {$configurationFilePath} is not a readable file."); |
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} |
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if (($json = file_get_contents($configurationFilePath)) === false) |
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{ |
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throw new Exception("Failed to read config file {$configurationFilePath}."); |
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} |
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if (($array = json_decode($json, true)) === null) |
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{ |
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throw new Exception("Malformed configuration file: {$configurationFilePath}."); |
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} |
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// default values |
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$array = ArrayUtils::merge([ |
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'path' => dirname($configurationFilePath), |
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'identity' => sprintf('%s@%s', get_current_user(), gethostname()), |
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], $array); |
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try |
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{ |
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$className = static::CONFIG_CLASS; |
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/** @var Configuration $configuration */ |
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$configuration = new $className(); |
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$configuration->exchangeArray($array); |
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} |
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catch (\InvalidArgumentException $exception) |
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{ |
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throw new ConfigurationException('', 0, $exception); |
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} |
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// validate configuration |
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$constraintViolations = $this->getValidator()->validate($configuration); |
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if ($constraintViolations->count()) |
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{ |
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$violation = $constraintViolations->get(0); |
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throw new ConfigurationException("{$violation->getPropertyPath()} - {$violation->getMessage()}"); |
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} |
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return $configuration; |
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} |
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protected function getValidator(): ValidatorInterface |
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{ |
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return Validation::createValidatorBuilder() |
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->setConstraintValidatorFactory(new ContainerConstraintValidatorFactory($this->container)) |
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->addMethodMapping('loadValidatorMetadata') |
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->getValidator(); |
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} |
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} |
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storeman-io /
storeman
