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afgprogrammerafgprogrammer
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create request and response class
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‎System/Http/Request.php‎

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<?php
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/**
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*
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* This file is part of simple-mvc-rest-api for PHP.
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*
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*/
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namespace Http;
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/**
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* Class Request an http request
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*
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* @author Mohammad Rahmani <rto1680@gmail.com>
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*
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* @package Http
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*/
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class Request {
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/**
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* Get COOKIE Super Global
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* @var
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*/
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public $cookie;
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/**
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* Get REQUEST Super Global
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* @var
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*/
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public $request;
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/**
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* Get FILES Super Global
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* @var
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*/
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public $files;
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/**
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* Request constructor.
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*/
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public function __construct() {
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$this->request = ($_REQUEST);
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$this->cookie = $this->clean($_COOKIE);
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$this->files = $this->clean($_FILES);
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}
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/**
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* Get $_GET parameter
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*
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* @param String $key
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* @return string
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*/
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public function get(String $key = '') {
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if ($key != '')
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return isset($_GET[$key]) ? $this->clean($_GET[$key]) : null;
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return $this->clean($_GET);
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}
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/**
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* Get POST parameter
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*
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* @param String $key
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* @return string
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*/
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public function input($key) {
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if ($key != '') {
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$postdata = file_get_contents("php://input");
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$request = json_decode($postdata, true);
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return isset($request[$key]) ? $this->clean($request[$key]) : null;
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}
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return $this->clean($request);
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}
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/**
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* Get value for server super global var
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*
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* @param String $key
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* @return string
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*/
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public function server(String $key = '') {
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return isset($_SERVER[strtoupper($key)]) ? $this->clean($_SERVER[strtoupper($key)]) : $this->clean($_SERVER);
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}
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/**
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* Get Method
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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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return strtoupper($this->server('REQUEST_METHOD'));
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}
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/**
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* Returns the client IP addresses.
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*
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* @return string
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*/
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public function getClientIp() {
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return $this->server('REMOTE_ADDR');
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}
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/**
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* Script Name
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*
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* @return string
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*/
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public function getUrl() {
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return $this->server('QUERY_STRING');
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}
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/**
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* Clean Data
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*
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* @param $data
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* @return string
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*/
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private function clean($data) {
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if (is_array($data)) {
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foreach ($data as $key => $value) {
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// Delete key
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unset($data[$key]);
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// Set new clean key
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$data[$this->clean($key)] = $this->clean($value);
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}
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} else {
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$data = htmlspecialchars($data, ENT_COMPAT, 'UTF-8');
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}
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return $data;
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}
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}

‎System/Http/Response.php‎

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<?php
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/**
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*
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* This file is part of simple-mvc-rest-api for PHP.
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*
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*/
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namespace Http;
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/**
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* Class Response an Http response
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*
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* @author Mohammad Rahmani <rto1680@gmail.com>
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*
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* @package Http
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*/
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class Response {
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/**
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* @var array
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*/
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protected $headers = [];
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/**
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* @var array
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*/
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protected $statusTexts = [
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// INFORMATIONAL CODES
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100 => 'Continue',
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101 => 'Switching Protocols',
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102 => 'Processing',
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// SUCCESS CODES
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200 => 'OK',
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201 => 'Created',
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202 => 'Accepted',
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203 => 'Non-Authoritative Information',
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204 => 'No Content',
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205 => 'Reset Content',
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206 => 'Partial Content',
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207 => 'Multi-status',
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208 => 'Already Reported',
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// REDIRECTION CODES
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300 => 'Multiple Choices',
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301 => 'Moved Permanently',
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302 => 'Found',
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303 => 'See Other',
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304 => 'Not Modified',
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305 => 'Use Proxy',
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306 => 'Switch Proxy', // Deprecated
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307 => 'Temporary Redirect',
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// CLIENT ERROR
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400 => 'Bad Request',
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401 => 'Unauthorized',
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402 => 'Payment Required',
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403 => 'Forbidden',
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404 => 'Not Found',
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405 => 'Method Not Allowed',
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406 => 'Not Acceptable',
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407 => 'Proxy Authentication Required',
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408 => 'Request Time-out',
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409 => 'Conflict',
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410 => 'Gone',
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411 => 'Length Required',
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412 => 'Precondition Failed',
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413 => 'Request Entity Too Large',
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414 => 'Request-URI Too Long',
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415 => 'Unsupported Media Type',
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416 => 'Requested range not satisfiable',
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417 => 'Expectation Failed',
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418 => 'I\'m a teapot',
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422 => 'Unprocessable Entity',
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423 => 'Locked',
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424 => 'Failed Dependency',
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425 => 'Unordered Collection',
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426 => 'Upgrade Required',
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428 => 'Precondition Required',
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429 => 'Too Many Requests',
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431 => 'Request Header Fields Too Large',
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// SERVER ERROR
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500 => 'Internal Server Error',
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501 => 'Not Implemented',
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502 => 'Bad Gateway',
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503 => 'Service Unavailable',
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504 => 'Gateway Time-out',
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505 => 'HTTP Version not supported',
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506 => 'Variant Also Negotiates',
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507 => 'Insufficient Storage',
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508 => 'Loop Detected',
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511 => 'Network Authentication Required',
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];
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/**
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* @var
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*/
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protected $version;
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/**
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* @var
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*/
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protected $content;
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/**
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* Response constructor.
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*/
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public function __construct () {
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$this->setVersion('1.1');
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}
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/**
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* Set the Http protocol version
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*
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* @param string $version
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*/
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public function setVersion(string $version) {
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$this->version = $version;
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}
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/**
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* Get the Http protocol version
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*
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* @return string
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*/
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public function getVersion() : string {
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return $this->version;
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}
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/**
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* Get the status code text.
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*
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* @param int $code
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* @return string
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*/
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public function getStatusCodeText(int $code) : string {
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return (string) isset($this->statusTexts[$code]) ? $this->statusTexts[$code] : 'unknown status';
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}
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/**
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* Set the response Headers.
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*
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* @param $header
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*/
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public function setHeader(String $header) {
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$this->headers[] = $header;
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}
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/**
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* Get the response Headers.
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*
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* @return array
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*/
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public function getHeader() {
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return $this->headers;
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}
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/**
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* Set content response.
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*
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* @param $content
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*/
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public function setContent($content) {
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$this->content = json_encode($content);
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}
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/**
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* Get content response.
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*
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* @return mixed
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*/
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public function getContent() {
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return $this->content;
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}
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/**
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* @param $url
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*/
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public function redirect($url) {
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if (empty($url)) {
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trigger_error('Cannot redirect to an empty URL.');
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exit;
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}
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header('Location: ' . str_replace(array('&amp;', "\n", "\r"), array('&','', ''), $url), true, 302);
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exit();
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}
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/**
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* check status code is invalid
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*
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* @return bool
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*/
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public function isInvalid(int $statusCode) : bool {
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return $statusCode < 100 || $statusCode >= 600;
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}
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public function sendStatus($code) {
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if (!$this->isInvalid($code)) {
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$this->setHeader(sprintf('HTTP/1.1 ' . $code . ' %s' , $this->getStatusCodeText($code)));
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}
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}
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/**
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* Render Output
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*/
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public function render() {
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if ($this->content) {
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$output = $this->content;
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// Headers
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if (!headers_sent()) {
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foreach ($this->headers as $header) {
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header($header, true);
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}
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}
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echo $output;
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}
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}
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}

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