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<?php |
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namespace BenTools\MercurePHP\Configuration; |
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use Symfony\Component\Console\Input\InputInterface; |
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use function BenTools\MercurePHP\nullify; |
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final class Configuration |
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{ |
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public const ADDR = 'addr'; |
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public const TRANSPORT_URL = 'transport_url'; |
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public const STORAGE_URL = 'storage_url'; |
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public const METRICS_URL = 'metrics_url'; |
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public const CORS_ALLOWED_ORIGINS = 'cors_allowed_origins'; |
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public const PUBLISH_ALLOWED_ORIGINS = 'publish_allowed_origins'; |
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public const JWT_KEY = 'jwt_key'; |
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public const JWT_ALGORITHM = 'jwt_algorithm'; |
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public const PUBLISHER_JWT_KEY = 'publisher_jwt_key'; |
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public const PUBLISHER_JWT_ALGORITHM = 'publisher_jwt_algorithm'; |
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public const SUBSCRIBER_JWT_KEY = 'subscriber_jwt_key'; |
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public const SUBSCRIBER_JWT_ALGORITHM = 'subscriber_jwt_algorithm'; |
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public const ALLOW_ANONYMOUS = 'allow_anonymous'; |
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public const DEFAULT_ADDR = '127.0.0.1:3000'; |
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public const DEFAULT_TRANSPORT_URL = 'php://localhost?size=1000'; |
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public const DEFAULT_JWT_ALGORITHM = 'HS256'; |
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public const DEFAULT_CORS_ALLOWED_ORIGINS = '*'; |
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public const DEFAULT_PUBLISH_ALLOWED_ORIGINS = '*'; |
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private const DEFAULT_CONFIG = [ |
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self::ADDR => self::DEFAULT_ADDR, |
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self::TRANSPORT_URL => self::DEFAULT_TRANSPORT_URL, |
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self::STORAGE_URL => null, |
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self::METRICS_URL => null, |
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self::CORS_ALLOWED_ORIGINS => self::DEFAULT_CORS_ALLOWED_ORIGINS, |
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self::PUBLISH_ALLOWED_ORIGINS => self::DEFAULT_PUBLISH_ALLOWED_ORIGINS, |
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self::JWT_KEY => null, |
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self::JWT_ALGORITHM => self::DEFAULT_JWT_ALGORITHM, |
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self::PUBLISHER_JWT_KEY => null, |
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self::PUBLISHER_JWT_ALGORITHM => null, |
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self::SUBSCRIBER_JWT_KEY => null, |
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self::SUBSCRIBER_JWT_ALGORITHM => null, |
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self::ALLOW_ANONYMOUS => false, |
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]; |
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private array $config = self::DEFAULT_CONFIG; |
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public function __construct(array $config = []) |
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{ |
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foreach ($config as $key => $value) { |
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$this->set($key, $value); |
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} |
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} |
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private function export(): array |
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{ |
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$config = \array_map(fn($value) => \is_string($value) && '' === \trim($value) ? null : $value, $this->config); |
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if (null === $config[self::JWT_KEY] && null === $config[self::PUBLISHER_JWT_KEY]) { |
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throw new \InvalidArgumentException( |
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"One of \"jwt_key\" or \"publisher_jwt_key\" configuration parameter must be defined." |
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); |
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} |
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return $config; |
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} |
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public function asArray(): array |
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{ |
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return $this->export(); |
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} |
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private function set(string $key, $value): void |
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{ |
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$key = self::normalize($key); |
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if (!\array_key_exists($key, self::DEFAULT_CONFIG)) { |
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return; |
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} |
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if (null === $value && \is_bool(self::DEFAULT_CONFIG[$key])) { |
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$value = self::DEFAULT_CONFIG[$key]; |
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} |
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$this->config[$key] = $value; |
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} |
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412 |
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public function overrideWith(array $values): self |
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{ |
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$clone = clone $this; |
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foreach ($values as $key => $value) { |
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$clone->set($key, $value); |
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} |
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return $clone; |
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} |
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private static function normalize(string $key): string |
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{ |
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return \strtolower(\strtr($key, ['-' => '_'])); |
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} |
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public static function bootstrapFromCLI(InputInterface $input): self |
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{ |
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return (new self()) |
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->overrideWith($_SERVER) |
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->overrideWith(self::filterCLIInput($input)); |
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} |
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private static function filterCLIInput(InputInterface $input): array |
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{ |
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return \array_filter( |
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$input->getOptions(), |
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fn($value) => null !== nullify($value) && false !== $value |
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); |
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} |
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} |
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bpolaszek /
mercure-php-hub
