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<?php |
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namespace CoffeeCode\Router; |
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/** |
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* Class CoffeeCode Dispatch |
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* |
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* @author Robson V. Leite <https://github.com/robsonvleite> |
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* @package CoffeeCode\Router |
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*/ |
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abstract class Dispatch |
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{ |
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use RouterTrait; |
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/** @var null|array */ |
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protected $route; |
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/** @var bool|string */ |
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protected $projectUrl; |
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/** @var string */ |
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protected $separator; |
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/** @var null|string */ |
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protected $namespace; |
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/** @var null|string */ |
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protected $group; |
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/** @var null|array */ |
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protected $data; |
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/** @var int */ |
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protected $error; |
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/** @const int Bad Request */ |
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public const BAD_REQUEST = 400; |
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/** @const int Not Found */ |
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public const NOT_FOUND = 404; |
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/** @const int Method Not Allowed */ |
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public const METHOD_NOT_ALLOWED = 405; |
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/** @const int Not Implemented */ |
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public const NOT_IMPLEMENTED = 501; |
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/** |
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* Dispatch constructor. |
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* |
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* @param string $projectUrl |
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* @param null|string $separator |
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*/ |
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public function __construct(string $projectUrl, ?string $separator = ":") |
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{ |
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$this->projectUrl = (substr($projectUrl, "-1") == "/" ? substr($projectUrl, 0, -1) : $projectUrl); |
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$this->patch = (filter_input(INPUT_GET, "route", FILTER_DEFAULT) ?? "/"); |
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$this->separator = ($separator ?? ":"); |
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$this->httpMethod = $_SERVER['REQUEST_METHOD']; |
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} |
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/** |
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* @return array |
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*/ |
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public function __debugInfo() |
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{ |
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return $this->routes; |
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} |
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/** |
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* @param null|string $namespace |
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* @return Dispatch |
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*/ |
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public function namespace(?string $namespace): Dispatch |
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{ |
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$this->namespace = ($namespace ? ucwords($namespace) : null); |
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return $this; |
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} |
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/** |
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* @param null|string $group |
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* @return Dispatch |
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*/ |
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public function group(?string $group): Dispatch |
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{ |
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$this->group = ($group ? str_replace("/", "", $group) : null); |
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return $this; |
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} |
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/** |
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* @return null|array |
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*/ |
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public function data(): ?array |
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{ |
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return $this->data; |
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} |
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/** |
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* @return null|int |
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*/ |
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public function error(): ?int |
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{ |
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return $this->error; |
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} |
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/** |
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* @return bool |
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*/ |
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public function dispatch(): bool |
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{ |
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if (empty($this->routes) || empty($this->routes[$this->httpMethod])) { |
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$this->error = self::NOT_IMPLEMENTED; |
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return false; |
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} |
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$this->route = null; |
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foreach ($this->routes[$this->httpMethod] as $key => $route) { |
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if (preg_match("~^" . $key . "$~", $this->patch, $found)) { |
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$this->route = $route; |
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} |
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} |
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return $this->execute(); |
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} |
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/** |
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* @return bool |
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*/ |
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private function execute() |
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{ |
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if ($this->route) { |
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if (is_callable($this->route['handler'])) { |
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call_user_func($this->route['handler'], ($this->route['data'] ?? [])); |
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return true; |
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} |
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$controller = $this->route['handler']; |
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$method = $this->route['action']; |
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if (class_exists($controller)) { |
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$newController = new $controller($this); |
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if (method_exists($controller, $method)) { |
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$newController->$method(($this->route['data'] ?? [])); |
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return true; |
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} |
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$this->error = self::METHOD_NOT_ALLOWED; |
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return false; |
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} |
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$this->error = self::BAD_REQUEST; |
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return false; |
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} |
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$this->error = self::NOT_FOUND; |
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return false; |
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} |
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/** |
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* httpMethod form spoofing |
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*/ |
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protected function formSpoofing(): void |
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{ |
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$post = $this->getRequestBody(); |
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if (!empty($post['_method']) && in_array($post['_method'], ["PUT", "PATCH", "DELETE"])) { |
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$this->httpMethod = $post['_method']; |
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$this->data = $post; |
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unset($this->data["_method"]); |
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return; |
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} |
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if (in_array($this->httpMethod, ["POST", "PUT", "PATCH", "DELETE"])) { |
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$this->data = $this->getRequestBody(); |
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unset($this->data["_method"]); |
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return; |
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} |
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$this->data = []; |
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return; |
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} |
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protected function getRequestBody(): ?array |
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{ |
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$headers = $this->getallheaders(); |
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if (isset($headers['Content-Type']) && $headers['Content-Type'] === 'application/json') { |
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if (!isset($_SERVER['CONTENT_LENGTH']) || !$_SERVER['CONTENT_LENGTH']) { |
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return []; |
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} |
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$rawPost = file_get_contents("php://input", false, null, 0, $_SERVER['CONTENT_LENGTH']); |
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$jsonData = json_decode($rawPost, true); |
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return $jsonData; |
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} |
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return filter_input_array(INPUT_POST, FILTER_DEFAULT); |
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} |
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private function getallheaders() |
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{ |
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$headers = []; |
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foreach ($_SERVER as $name => $value) { |
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if (substr($name, 0, 5) == 'HTTP_') { |
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$headers[str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5)))))] = $value; |
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} |
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} |
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return $headers; |
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} |
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} |
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robsonvleite /
router
