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| 1 | +namespace Scale\Http\HTTP; |
| 2 | + |
| 3 | +use Closure; |
| 4 | +use Scale\Kernel\Interfaces\ExecutorInterface; |
| 5 | +use Scale\Kernel\Core\Builders; |
| 6 | +use Scale\Kernel\Core\RuntimeException; |
| 7 | +use Scale\Http\HTTP\IO\RequestInterface; |
| 8 | + |
| 9 | +class Router implements ExecutorInterface |
| 10 | +{ |
| 11 | + protected request; |
| 12 | + protected controller; |
| 13 | + protected route; |
| 14 | + |
| 15 | + /** |
| 16 | + * |
| 17 | + * @param string $uri |
| 18 | + * @param array $params |
| 19 | + * @param RequestInterface $request |
| 20 | + * @param Closure $controller |
| 21 | + */ |
| 22 | + public function __construct(<RequestInterface> $request = null, <\Closure> $controller = null) |
| 23 | + { |
| 24 | + let this->request = $request; |
| 25 | + let this->controller = $controller; |
| 26 | + } |
| 27 | + |
| 28 | + /** |
| 29 | + * |
| 30 | + * @return Router |
| 31 | + */ |
| 32 | + public function prepare() |
| 33 | + { |
| 34 | + // Find route in config |
| 35 | + let this->route = this->getRoute(this->request->uri(), this->request->params()); |
| 36 | + |
| 37 | + // Create a new instance of the task |
| 38 | + let this->controller = this->controller->__invoke(this->route["controller"]); |
| 39 | + |
| 40 | + return this; |
| 41 | + } |
| 42 | + |
| 43 | + /** |
| 44 | + * |
| 45 | + * @param string $uri |
| 46 | + * @param array $params |
| 47 | + * @return array |
| 48 | + * @throws RuntimeException |
| 49 | + */ |
| 50 | + public function getRoute(string $uri, var $params) |
| 51 | + { |
| 52 | + var $routes, $route, $param; |
| 53 | + array $input; |
| 54 | + let route = null; |
| 55 | + let $routes = apc_fetch("routes"); |
| 56 | + if (!$routes) |
| 57 | + { |
| 58 | + let $routes = (array) require dirname(dirname(_SERVER["DOCUMENT_ROOT"]))."/etc/routes.php"; |
| 59 | + apc_store("routes", $routes); |
| 60 | + } |
| 61 | + |
| 62 | + if (isset($routes[$uri])) { |
| 63 | + let $route = $routes[$uri]; |
| 64 | + } else { |
| 65 | + throw new RuntimeException("404"); |
| 66 | + } |
| 67 | + |
| 68 | + let $input = []; |
| 69 | + |
| 70 | + for $param in $route["params"] { |
| 71 | + let $input[$param] = isset($params[$param]) ? $params[$param] : null; |
| 72 | + } |
| 73 | + |
| 74 | + let $route["input"] = $input; |
| 75 | + return $route; |
| 76 | + } |
| 77 | + |
| 78 | + /** |
| 79 | + * Executes the controller action |
| 80 | + */ |
| 81 | + public function execute() |
| 82 | + { |
| 83 | + return call_user_func_array( |
| 84 | + [this->controller, this->route["action"]], |
| 85 | + this->route["input"] |
| 86 | + ); |
| 87 | + } |
| 88 | +} |
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