1 <?php

2 namespace TYPO3\CMS\Extbase\Mvc;

3 

19 class RequestHandlerResolver {

20 

25  protected $objectManager;

26 

31  protected $reflectionService;

32 

37  protected $configurationManager;

38 

46  public function resolveRequestHandler() {

47  $availableRequestHandlerClassNames = $this->getRegisteredRequestHandlerClassNames();

48  $suitableRequestHandlers = array();

49  foreach ($availableRequestHandlerClassNames as $requestHandlerClassName) {

50  $requestHandler = $this->objectManager->get($requestHandlerClassName);

51  if ($requestHandler->canHandleRequest()) {

52  $priority = $requestHandler->getPriority();

53  if (isset($suitableRequestHandlers[$priority])) {

54  throw new \TYPO3\CMS\Extbase\Mvc\Exception('More than one request handler with the same priority can handle the request, but only one handler may be active at a time!', 1176475350);

55  }

56  $suitableRequestHandlers[$priority] = $requestHandler;

57  }

58  }

59  if (count($suitableRequestHandlers) === 0) {

60  throw new \TYPO3\CMS\Extbase\Mvc\Exception('No suitable request handler found.', 1205414233);

61  }

62  ksort($suitableRequestHandlers);

63  return array_pop($suitableRequestHandlers);

64  }

65 

71  public function getRegisteredRequestHandlerClassNames() {

72  $settings = $this->configurationManager->getConfiguration(\TYPO3\CMS\Extbase\Configuration\ConfigurationManagerInterface::CONFIGURATION_TYPE_FRAMEWORK);

73  return is_array($settings['mvc']['requestHandlers']) ? $settings['mvc']['requestHandlers'] : array();

74  }

75 }