PHP_SMART_HOME_V3/library/Router.php

<?php
/**
 * Mini Router
 * @author github.com/Xinatorus
 * https://github.com/Xinatorus/MiniRouter
 */
class Router{

   private $routes;
   private $defaultFunction;
   private $params;
   private $function;

   public function __construct(){
      $this->routes = [];
      $this->function = NULL;
      $this->defaultFunction = NULL;
      $this->params = [];
   }

   public function add($method, $pattern, $function){
      $this->routes[] = [
         'method' => $method,
         'pattern' => $pattern,
         'function' => $function,
      ];
   }

   public function any($pattern, $function){
      $this->add(NULL, $pattern, $function);
   }

   public function get($pattern, $function){
      $this->add('GET', $pattern, $function);
   }

   public function post($pattern, $function){
      $this->add('POST', $pattern, $function);
   }

   public function put($pattern, $function){
      $this->add('PUT', $pattern, $function);
   }

   public function patch($pattern, $function){
      $this->add('PATCH', $pattern, $function);
   }

   public function delete($pattern, $function){
      $this->add('DELETE', $pattern, $function);
   }

   public function setDefault($function){
      $this->defaultFunction = $function;
   }

   public function run($method, $uri){
      if(!$this->matchRoute($method, $uri)){
         $this->function = $this->defaultFunction;
      }

      if($this->function !== NULL){
			if(is_string($this->function)){
				if(strpos($this->function, '@') !== false){
					list($class, $function) = explode('@', $this->function);
					$method = new ReflectionMethod($class, $function);
					if($method->isStatic()){
						call_user_func_array([$class, $function], $this->params);
					}else{
						call_user_func_array([new $class, $function], $this->params);
					}
				}else if(class_exists($this->function)){
					new $this->function(...$this->params);
				}
         }else if (is_callable($this->function)) {
            call_user_func_array($this->function, $this->params);
         }
      }
   }

   private function matchRoute($method, $uri){
      foreach($this->routes as $route){
         $patternRegex = $this->convertPatternToRegex($route['pattern']);
         $params = [];
         if(($route['method'] === NULL || $route['method'] === $method) && preg_match($patternRegex, $uri, $params)){
            array_shift($params);
            $this->params = $params;
            $this->function = $route['function'];
            return true;
         }
      }

      return false;
   }

   private function convertPatternToRegex($pattern){
      $regex = preg_replace('@{\w+}@', '([\w\d\-\.,]+)', $pattern);
      if ( substr($regex, -1) === '/' ) {
         $regex .= '?';
      }
      return '@^' . $regex . '$@';
   }
}