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<?php |
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declare(strict_types=1); |
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namespace Nano; |
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/** |
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* Class Framework |
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* @package Nano |
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*/ |
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final class Framework |
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{ |
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private $projectNamespace = '\Project'; |
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private $controllerPackage = '\Controller'; |
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private $controllerActionSuffix = 'Action'; |
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private $withParameterMatching = false; |
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/** |
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* Dispatch the request |
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* @throws \Exception |
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* @return mixed |
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*/ |
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public function dispatch() |
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{ |
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list($controllerName, $action) = $this->getControllerAndAction(); |
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$controller = $this->getControllerFromName($controllerName); |
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$finalAction = $this->getVerbFromRequest() . ucfirst($action) . $this->controllerActionSuffix; |
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if (is_callable(array($controller, $finalAction))) { |
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return call_user_func_array( |
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[$controller, $finalAction], |
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$this->getParametersForMatching($controller, $finalAction) |
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); |
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} |
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$finalAction = $action . $this->controllerActionSuffix; |
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if (!is_callable(array($controller, $finalAction))) { |
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throw new \Exception('action ' . $finalAction . ' not found in controller ' . $controllerName); |
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} |
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return call_user_func_array( |
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[$controller, $finalAction], |
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$this->getParametersForMatching($controller, $finalAction) |
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); |
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} |
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/** |
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* Returns parameters from request matching specified controller and action |
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* @param object $controller |
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* @param string $action |
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* @return array |
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*/ |
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private function getParametersForMatching($controller, string $action): array |
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{ |
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$parameters = []; |
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$reflection = new \ReflectionMethod($controller, $action); |
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foreach ($reflection->getParameters() as $param) { |
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if (isset($_REQUEST[$param->name])) { |
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$parameters[$param->name] = $_REQUEST[$param->name]; |
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} |
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} |
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return $parameters; |
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} |
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/** |
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* Return Controller instance from a controller name |
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* @param string $controllerName |
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* @return object |
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* @throws \Exception |
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*/ |
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private function getControllerFromName(string $controllerName) |
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{ |
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$controller = $this->projectNamespace . $this->controllerPackage . '\\' . ucfirst($controllerName); |
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if (!class_exists($controller)) { |
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throw new \Exception('controller ' . $controllerName . ' not found'); |
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} |
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return new $controller; |
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} |
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/** |
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* Return HTTP Method for request |
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* @return string |
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*/ |
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private function getVerbFromRequest(): string |
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{ |
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return isset($_SERVER['REQUEST_METHOD']) ? strtolower($_SERVER['REQUEST_METHOD']) : 'get'; |
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} |
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/** |
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* Returns Request uri without query string |
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* @return string |
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*/ |
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private function getQuery(): string |
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{ |
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$requestUri = $_SERVER['REQUEST_URI']; |
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$appendUri = strpos($requestUri, '?'); |
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return substr($requestUri, 0, $appendUri === false ? strlen($requestUri) : $appendUri); |
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} |
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/** |
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* Determine controller and action from Request Uri |
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* @return array |
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*/ |
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private function getControllerAndAction(): array |
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{ |
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$parts = explode('/', preg_replace('~^' . Basepath::get() . '~', '', $this->getQuery())); |
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$action = count($parts) >= 2 ? array_pop($parts) : 'index'; |
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$controllerName = isset($parts[0]) && $parts[0] ? implode($parts, '\\') : 'index'; |
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return [$controllerName, $action ?: 'index']; |
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} |
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/** |
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* Redefine personal namespace |
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* @param string $namespace |
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* @return Framework |
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*/ |
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public function setNamespace(string $namespace = '\Project'): Framework |
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{ |
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$this->projectNamespace = strlen($namespace) && $namespace{0} != '\\' ? '\\' . $namespace : $namespace; |
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return $this; |
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} |
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/** |
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* Redefine controller subpackage |
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* @param string $controllerPackage |
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* @return Framework |
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*/ |
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public function setControllerPackage(string $controllerPackage = '\Controller'): Framework |
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{ |
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$this->controllerPackage = strlen($controllerPackage) && $controllerPackage{0} != '\\' |
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? '\\' . $controllerPackage |
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: $controllerPackage; |
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return $this; |
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} |
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/** |
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* Redefine controller action suffix |
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* @param string $suffix |
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* @return Framework |
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*/ |
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public function setControllerActionSuffix(string $suffix = 'Action'): Framework |
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{ |
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$this->controllerActionSuffix = (string)$suffix; |
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return $this; |
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} |
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/** |
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* Tells if we should use parameter matching for controllers |
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* @param bool $active |
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* @return Framework |
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*/ |
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public function setParameterMatching($active = true): Framework |
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{ |
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$this->withParameterMatching = (bool)$active; |
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return $this; |
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} |
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} |
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femtopixel /
nano-framework
