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<?php |
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/* |
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* @copyright 2018 Hilmi Erdem KEREN |
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* @license MIT |
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*/ |
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namespace Erdemkeren\Otp; |
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/** |
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* Class PasswordGeneratorManager. |
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*/ |
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final class PasswordGeneratorManager implements PasswordGeneratorManagerInterface |
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{ |
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/** |
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* The password generator registry. |
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* |
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* @var array |
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*/ |
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private static $generators = []; |
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/** |
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* Registers the given password generator with the given name. |
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* |
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* @param string $name |
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* @param callable|PasswordGeneratorInterface|string $generator |
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*/ |
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public function register(string $name, $generator): void |
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{ |
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if (\is_string($generator)) { |
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$generator = $this->createGeneratorFromString($generator); |
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} |
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if (! \is_callable($generator) && ! $generator instanceof PasswordGeneratorInterface) { |
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$msg = 'The generators should either be callable or an instance of '.PasswordGeneratorInterface::class; |
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throw new \UnexpectedValueException($msg); |
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} |
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static::$generators[$name] = \is_callable($generator) |
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? $generator |
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: function (int $length) use ($generator): string { |
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return $generator->generate($length); |
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}; |
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} |
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/** |
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* Get the previously registered generator by the given name. |
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* |
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* @param null|string $generatorName |
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* |
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* @return callable |
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*/ |
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public function get(?string $generatorName = null): callable |
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{ |
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if (! \in_array($generatorName, array_keys(static::$generators), true)) { |
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throw new \UnexpectedValueException( |
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'The '.$generatorName.' password generator is not registered.' |
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); |
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} |
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return static::$generators[$generatorName]; |
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} |
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/** |
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* Create a new password generator instance using the given |
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* fully qualified password generator class name. |
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* |
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* @param string $className |
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* |
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* @return PasswordGeneratorInterface |
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*/ |
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private function createGeneratorFromString(string $className): PasswordGeneratorInterface |
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{ |
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if (! class_exists($className)) { |
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throw new \RuntimeException( |
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"The generator [{$className}] could not be found." |
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); |
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} |
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$generatorReflection = new \ReflectionClass($className); |
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if (! $generatorReflection->isInstantiable()) { |
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throw new \RuntimeException( |
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"The generator [{$className}] is not instantiable." |
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); |
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} |
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return new $className(); |
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} |
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} |
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erdemkeren /
laravel-otp
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