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<?php |
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namespace Core\ControllerDispatcher; |
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use Prob\Handler\ProcInterface; |
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use Prob\Handler\ParameterMap; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Prob\Router\Dispatcher as RouterDispatcher; |
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use Prob\Router\Matcher; |
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use Prob\Router\Map; |
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use Core\ViewModel; |
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use Core\Event\EventManager; |
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use Core\ViewEngineInterface; |
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use Core\ViewResolverInterface; |
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class Dispatcher |
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{ |
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/** |
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* @var Map |
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*/ |
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private $routerMap; |
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private $routerConfig = []; |
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private $viewEngineConfig = []; |
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private $viewResolvers = []; |
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/** |
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* @var ViewModel |
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*/ |
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private $viewModel; |
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/** |
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* @var ServerRequestInterface |
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*/ |
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private $request; |
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public function __construct() |
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{ |
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$this->viewModel = new ViewModel(); |
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} |
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public function setRouterConfig(array $routerConfig) |
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{ |
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$this->routerConfig = $routerConfig; |
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} |
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public function setViewEngineConfig(array $config) |
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{ |
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$this->viewEngineConfig = $config; |
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} |
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public function setViewResolver(array $viewResolvers) |
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{ |
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$this->viewResolvers = $viewResolvers; |
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} |
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public function setRequest(ServerRequestInterface $request) |
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{ |
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$this->request = $request; |
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} |
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public function dispatch() |
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{ |
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$this->buildRouterMap(); |
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$parameterMap = $this->getParameterMap(); |
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$result = $this->execute($parameterMap); |
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$this->renderView($result); |
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} |
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private function buildRouterMap() |
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{ |
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$builder = new RouterMapBuilder(); |
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$builder->setRouterConfig($this->routerConfig); |
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$this->routerMap = $builder->build(); |
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} |
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/** |
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* @return ParameterMap |
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*/ |
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private function getParameterMap() |
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{ |
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$parameterMapper = new ParameterMapper(); |
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$parameterMapper->setRequest($this->request); |
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$parameterMapper->setViewModel($this->viewModel); |
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$parameterMapper->setRouterMap($this->routerMap); |
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return $parameterMapper->getParameterMap(); |
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} |
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private function execute(ParameterMap $parameterMap) |
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{ |
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$dispatcher = new RouterDispatcher($this->routerMap); |
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/** |
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* TODO 클로저와 일반함수 형태에서도 컨트롤러 이벤트가 작동하도록 수정해야함. |
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*/ |
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if ($this->getMatchedHandler()) { |
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$this->triggerEvent($this->getEventName('before')); |
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} |
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$result = $dispatcher->dispatch($this->request, $parameterMap); |
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if ($this->getMatchedHandler()) { |
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$this->triggerEvent($this->getEventName('after')); |
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} |
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return $result; |
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} |
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/** |
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* @param string $action 'before' || 'after' |
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* @return string event name |
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*/ |
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private function getEventName($action) |
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{ |
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return sprintf( |
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'Controller.%s.%s', |
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$this->getMatchedHandler()->getName(), |
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$action |
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); |
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} |
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/** |
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* @return ProcInterface |
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*/ |
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private function getMatchedHandler() |
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{ |
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$matcher = new Matcher($this->routerMap); |
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return $matcher->match($this->request)['handler']; |
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} |
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private function triggerEvent($eventName) |
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{ |
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EventManager::getEventManager()->trigger($eventName, [$this->getParameterMap()]); |
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} |
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private function renderView($controllerResult) |
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{ |
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$view = $this->resolveView($controllerResult); |
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foreach ($this->viewModel->getVariables() as $key => $value) { |
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$view->set($key, $value); |
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} |
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$view->render(); |
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} |
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/** |
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* @param mixed $controllerResult |
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* @return ViewEngineInterface |
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*/ |
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private function resolveView($controllerResult) |
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{ |
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foreach ($this->viewResolvers as $name => $resolverClassName) { |
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/** @var ViewResolverInterface */ |
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$resolver = new $resolverClassName(); |
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$resolver->setViewEngineConfig( |
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isset($this->viewEngineConfig[$name]) |
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? $this->viewEngineConfig[$name] |
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: [] |
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); |
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$view = $resolver->resolve($controllerResult); |
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if ($view !== null) { |
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return $view; |
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} |
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} |
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} |
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} |
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jongpak /
prob-framework
