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<?php |
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namespace Silex\Provider; |
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use League\Tactician\CommandBus; |
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use League\Tactician\Handler\CommandHandlerMiddleware; |
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use League\Tactician\Handler\CommandNameExtractor\CommandNameExtractor; |
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use League\Tactician\Handler\Locator\HandlerLocator; |
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use League\Tactician\Handler\MethodNameInflector\HandleClassNameInflector; |
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use League\Tactician\Handler\MethodNameInflector\HandleClassNameWithoutSuffixInflector; |
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use League\Tactician\Handler\MethodNameInflector\HandleInflector; |
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use League\Tactician\Handler\MethodNameInflector\InvokeInflector; |
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use League\Tactician\Handler\MethodNameInflector\MethodNameInflector; |
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use League\Tactician\Middleware; |
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use Pimple\Container; |
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use Pimple\ServiceProviderInterface; |
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use Silex\Component\Tactician\CommandNameExtractor\Silex as SilexCommandExtractor; |
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use Silex\Component\Tactician\Locator\Silex as SilexLocator; |
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/** |
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* Class TacticianServiceProvider |
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* @package Silex\Provider |
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*/ |
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class TacticianServiceProvider implements ServiceProviderInterface |
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{ |
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/** |
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* @var Container |
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*/ |
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private $app; |
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/** |
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* @var array |
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*/ |
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private $config; |
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/** |
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* @param array $config |
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*/ |
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public function __construct(array $config) |
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{ |
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$this->config = $config; |
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} |
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/** |
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* @param Container $app |
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*/ |
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public function register(Container $app) |
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{ |
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$this->app = $app; |
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foreach ($this->config as $key => $value) { |
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$this->app[$key] = $value; |
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} |
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// register default locator if haven't defined yet |
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if (! $app->offsetExists('tactician.locator')) { |
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$app['tactician.locator'] = function () use ($app) { |
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return new SilexLocator($app); |
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}; |
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} |
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// register default command extractor if haven't defined yet |
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if (! $app->offsetExists('tactician.command_extractor')) { |
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$app['tactician.command_extractor'] = function () { |
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return new SilexCommandExtractor(); |
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}; |
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} |
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// if inflector is string then resolve it |
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if (is_string($app['tactician.inflector'])) { |
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$app['tactician.inflector'] = $this->resolveStringBaseMethodInflector($app['tactician.inflector']); |
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} |
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$app['tactician.command_bus'] = function () use ($app) { |
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// type checking, make sure all command bus component are valid |
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if (! $app['tactician.command_extractor'] instanceof CommandNameExtractor) { |
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throw new \InvalidArgumentException(sprintf( |
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'Tactician command extractor must implement %s', |
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CommandNameExtractor::class |
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)); |
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} |
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if (! $app['tactician.locator'] instanceof HandlerLocator) { |
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throw new \InvalidArgumentException(sprintf( |
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'Tactician locator must implement %s', |
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HandlerLocator::class |
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)); |
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} |
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if (! $app['tactician.inflector'] instanceof MethodNameInflector) { |
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throw new \InvalidArgumentException(sprintf( |
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'Tactician inflector must implement %s', |
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MethodNameInflector::class |
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)); |
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} |
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$handler_middleware = new CommandHandlerMiddleware( |
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$app['tactician.command_extractor'], |
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$app['tactician.locator'], |
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$app['tactician.inflector'] |
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); |
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// combine middleware together |
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$middleware = $app['tactician.middleware']; |
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array_walk($middleware, function (&$value) { |
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$value = $this->resolveMiddleware($value); |
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}); |
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array_push($middleware, $handler_middleware); |
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return new CommandBus($middleware); |
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}; |
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} |
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/** |
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* @param string $string |
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* @return MethodNameInflector |
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*/ |
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private function resolveStringBaseMethodInflector($string) |
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{ |
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switch ($string) { |
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case 'class_name': |
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$inflector = function () { |
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return new HandleClassNameInflector(); |
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}; |
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break; |
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case 'class_name_without_suffix': |
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$inflector = function () { |
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return new HandleClassNameWithoutSuffixInflector(); |
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}; |
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break; |
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case 'handle': |
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$inflector = function () { |
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return new HandleInflector(); |
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}; |
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break; |
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case 'invoke': |
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$inflector = function () { |
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return new InvokeInflector(); |
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}; |
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break; |
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default: |
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$inflector = function () { |
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return new HandleClassNameInflector(); |
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}; |
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break; |
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} |
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return $inflector; |
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} |
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/** |
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* @param string|Middleware $middleware |
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* @return Middleware |
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*/ |
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public function resolveMiddleware($middleware) |
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{ |
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if ($middleware instanceof Middleware) { |
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return $middleware; |
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} |
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if ($this->app->offsetExists($middleware)) { |
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$middleware = $this->app[$middleware]; |
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if ($middleware instanceof Middleware) { |
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return $middleware; |
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} |
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} |
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throw new \InvalidArgumentException(sprintf('Tactician middleware must implement %s', Middleware::class)); |
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} |
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} |
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Atriedes /
tactician-service-provider
