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<?php class Router { protected $routes = []; protected $params = [] ; protected $namespace = 'App\Controllers\\'; public function add($route , $params ) { $route = preg_replace('/^\//','' , $route); $route = preg_replace('/\//' , '\\/' , $route); $route = preg_replace('/\{([a-z]+)\}/' , '?([a-z0-9ا-ی]+)' , $route); $route = '/^' . $route . '\/?$/i'; if(is_string($params)) { list($AllParams['controller'] , $AllParams['method']) = explode('@' , $params); } if(is_array($params)) { list($AllParams['controller'] , $AllParams['method']) = explode('@' , $params['uses']); unset($params['uses']); $AllParams = array_merge($AllParams , $params); } $this->routes[$route] = $AllParams; } public function match($url) { foreach ($this->routes as $route => $params) { if(preg_match($route , $url , $matches)) { foreach ($matches as $key => $match) { if(is_string($key)) { $params['params'][$key] = $match; } } $this->params = $params; return true; } } return false; } public function dispatch($url) { $url = $this->removeVariblesOfQueryString($url); if($this->match($url)) { $controller = $this->params['controller']; $controller = $this->getNameSpace() . $controller; if(class_exists($controller)) { $controller_object = new $controller(); $method = $this->params['method']; if(is_callable([$controller_object , $method])) { $this->params['params'] = isset($this->params['params']) ? $this->params['params'] : []; echo call_user_func_array([$controller_object , $method] , $this->params['params']); } else { throw new \Exception("Method {$method} (in controller {$controller}) not found"); } } else { throw new \Exception("Controller class {$controller} not found",404); } } else { throw new \Exception("no route matched.",404); } } public function getRoutes() { return $this->routes; } public function getParams() { return $this->params; } protected function getNameSpace() { $namespace = $this->namespace; if(array_key_exists('namespace' , $this->params)) { $namespace .= $this->params['namespace'] . '\\'; } return $namespace; } protected function removeVariblesOfQueryString($url) { if($url != '') { $parts = explode("&" , $url , 2); if(strpos($parts[0] , '=') === false) { $url = $parts[0]; } else { $url = ''; } return $url; } } } $router = new Router(); $router->add('/news/{city}','cityController@index'); $router->dispatch('news/اراک');

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