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<?php |
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namespace MinasRouter\Http; |
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class Request |
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{ |
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private $fullUrl; |
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private $httpMethod; |
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private $data = []; |
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private $queryStrings; |
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private $params; |
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private $headers; |
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public function __construct( |
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String $fullUrl, |
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String $route, |
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array $routeParams |
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) { |
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$this->fullUrl = $fullUrl . ($_SERVER['REQUEST_URI'] ?? '/'); |
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$this->httpMethod = $_SERVER['REQUEST_METHOD'] ?? ''; |
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$this->queryStrings = $_GET; |
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if (isset($this->queryStrings["route"])) { |
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unset($this->queryStrings["route"]); |
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} |
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$this->headers = $this->resolveHeaders(); |
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$this->resolveRouteData($route, $routeParams); |
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if ($this->httpMethod != 'GET') { |
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$this->setData(); |
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} |
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} |
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/** |
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* Method responsible for bringing |
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* all request headers. |
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* |
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* @return array |
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*/ |
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protected function resolveHeaders() |
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{ |
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$headers = []; |
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foreach ($_SERVER as $name => $value) { |
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if (substr($name, 0, 5) == 'HTTP_') { |
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$index = str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5))))); |
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$headers[$index] = $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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* Method responsible for returning the |
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* current route in parts. |
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* |
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* @return string|null|array |
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*/ |
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protected function getParsedRoute(?String $data = null) |
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{ |
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$parsedRoute = parse_url($this->fullUrl ?? "/"); |
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if (empty($data)) return $parsedRoute; |
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if (isset($parsedRoute[$data])) { |
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return $parsedRoute[$data]; |
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} |
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return null; |
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} |
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/** |
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* Method responsible for returning |
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* the current route path. |
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* |
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* @return string |
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*/ |
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public function path() |
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{ |
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$path = $this->getParsedRoute("path"); |
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return $path ?? "/"; |
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} |
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/** |
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* Method responsible for returning |
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* the current route without query strings. |
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* |
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* @return null|string |
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*/ |
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public function url() |
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{ |
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$path = $this->getParsedRoute(); |
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if (!$path) return null; |
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return "{$path['scheme']}://{$path['host']}{$this->path()}"; |
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} |
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/** |
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* Method responsible for returning |
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* the full current route (with query strings). |
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* |
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* @return null|string |
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*/ |
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public function fullUrl() |
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{ |
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$query = $this->getParsedRoute("query"); |
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return "{$this->url()}?{$query}"; |
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} |
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/** |
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* Method responsible for returning the |
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* route's dynamic parameters. |
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* |
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* @return array |
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*/ |
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public function getParams() |
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{ |
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return $this->params; |
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} |
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/** |
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* Method responsible for returning one or all |
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* data coming from the params query ($_GET). |
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* |
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* @param null|string $name = null |
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* @param null|string $asDefault = null |
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* |
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* @return array|string |
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*/ |
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public function query(?String $name = null, ?String $asDefault = null) |
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{ |
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if (!$name) { |
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return $this->queryStrings; |
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} |
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if (isset($this->queryStrings[$name])) { |
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return $this->queryStrings[$name]; |
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} |
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return $asDefault; |
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} |
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/** |
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* Returns a property that does not exist in the class, |
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* usually they are indexes of the route array. Returns null |
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* if this index/property does not exist. |
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* |
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* @param string $data |
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* |
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* @return string|null|array |
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*/ |
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public function __get(String $data) |
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{ |
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if (isset($this->data[$data])) { |
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return $this->data[$data]; |
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} |
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if (isset($this->queryStrings[$data])) { |
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return $this->queryStrings[$data]; |
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} |
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if (isset($this->params[$data])) { |
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return $this->params[$data]; |
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} |
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return null; |
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} |
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/** |
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* Method responsible for defining route data |
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* |
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* @param string $route |
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* @param array $routeParams |
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* |
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* @return void |
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*/ |
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protected function resolveRouteData(String $route, array $routeParams): void |
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{ |
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$params = (string) $this->path(); |
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$diff = array_diff(explode('/', $params), explode('/', $route)); |
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$diff = array_values($diff); |
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if (!empty($diff)) { |
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foreach ($routeParams as $index => $param) { |
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if (!isset($diff[$index])) { |
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continue; |
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} |
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$this->params[$param] = rawurldecode($diff[$index]); |
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} |
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} |
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if (empty($this->data)) { |
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$this->data = []; |
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} |
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if (empty($this->params)) { |
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$this->params = []; |
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} |
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} |
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/** |
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* Method responsible for assigning and handling |
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* the data coming from the web form. |
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* |
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* @return void |
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*/ |
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protected function setData() |
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{ |
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$enableFormSpoofing = ["PUT", "PATCH", "DELETE"]; |
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$post = filter_input_array(INPUT_POST, FILTER_DEFAULT); |
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if (!empty($post['_method']) && in_array($post['_method'], $enableFormSpoofing)) { |
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$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 ($this->httpMethod == "POST") { |
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$this->data = filter_input_array(INPUT_POST, FILTER_DEFAULT); |
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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, $enableFormSpoofing) && !empty($_SERVER['CONTENT_LENGTH'])) { |
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parse_str(file_get_contents('php://input', false, null, 0, $_SERVER['CONTENT_LENGTH']), $putPatch); |
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$this->data = $putPatch; |
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unset($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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/** |
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* Return the httpMethod. |
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* |
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* @return string |
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*/ |
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public function getMethod() |
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{ |
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return $this->httpMethod; |
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} |
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/** |
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* Method responsible for checking if the current http method |
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* is the expected. |
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* |
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* @param string $expectedMethod |
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* |
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* @return bool |
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*/ |
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public function isMethod(String $expectedMethod): bool |
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{ |
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return $this->getMethod() === $expectedMethod; |
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} |
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/** |
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* Method responsible for returning all request data. |
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* |
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* @param null|string $except = null |
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* |
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* @return array|null |
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*/ |
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public function all(?String $except = null) |
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{ |
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if (!$except) { |
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return $this->data; |
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} |
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$allWithExcession = $this->data; |
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$except = explode(',', $except); |
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$except = array_map(function ($excession) { |
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return trim(rtrim($excession)); |
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}, $except); |
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foreach ($except as $excession) { |
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if (!isset($this->data[$excession])) return; |
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unset($allWithExcession[$excession]); |
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} |
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return $allWithExcession; |
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} |
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/** |
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* Method responsible for returning all header data. |
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* |
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* @return array |
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*/ |
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public function getHeaders() |
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{ |
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return $this->headers; |
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} |
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/** |
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* Method responsible for returning one header data or default value. |
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* |
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* @param string $header |
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* @param null|string $asDefault |
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* |
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* @return null|string |
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*/ |
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public function header(String $header, ?String $asDefault = null) |
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{ |
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if (isset($this->headers[$header])) { |
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return $this->headers[$header]; |
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} |
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return $asDefault; |
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} |
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/** |
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* Method responsible for checking if there is one |
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* header in the request. |
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* |
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* @param string $header |
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* |
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* @return bool |
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*/ |
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public function hasHeader(String $header) |
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{ |
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return (bool) $this->header($header); |
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} |
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/** |
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* Method responsible for returning ip of client request. |
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* |
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* @return string |
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*/ |
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public function ip() |
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{ |
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if (array_key_exists('HTTP_X_FORWARDED_FOR', $_SERVER) && !empty($_SERVER['HTTP_X_FORWARDED_FOR'])) { |
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if (strpos($_SERVER['HTTP_X_FORWARDED_FOR'], ',') > 0) { |
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$addr = explode(",", $_SERVER['HTTP_X_FORWARDED_FOR']); |
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return trim($addr[0]); |
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} else { |
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return $_SERVER['HTTP_X_FORWARDED_FOR']; |
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} |
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} else { |
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return $_SERVER['REMOTE_ADDR']; |
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} |
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} |
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/** |
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* Return the bearer token. |
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* |
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* @return null|string |
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*/ |
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public function bearerToken() |
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{ |
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$authorizationHeader = $this->header('Authorization'); |
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if (!$authorizationHeader) return null; |
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if (preg_match("/^Bearer\s(.*)+$/", $authorizationHeader, $found)) { |
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return $authorizationHeader; |
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} |
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return null; |
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} |
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} |
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