freenetis-github/application/vendors/phpax-rs/http/HttpRequest.php @ 47e17574
| 74a7dbca | Michal Kliment | <?php
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/*
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* This file is a part of PHPAX-RS framework, released under terms of GPL-3.0
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* licence. Copyright (c) 2014, UnArt Slavičín, o.s. All rights reserved.
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*/
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namespace phpaxrs\http;
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/**
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* The "Request" class that represens a HTTP request with wrapped method, URL,
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* headers and request content body.
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*
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* @author Ondřej Fibich <ondrej.fibich@gmail.com>
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*/
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class HttpRequest {
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// HTTP methods name constants
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const GET = 'get';
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const POST = 'post';
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const PUT = 'put';
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const DELETE = 'delete';
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/**
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* Available HTTP methods constants.
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*
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* @var Array
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*/
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private static $METHOD_TYPES = array(
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self::GET, self::POST, self::PUT, self::DELETE
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);
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/**
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* HTTP methods constants that may have content body.
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*
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* @var Array
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*/
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private static $METHOD_TYPE_WITH_BODY = array(
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self::POST, self::PUT
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);
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/**
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* Requested URL.
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*
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* @var URL
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*/
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private $url;
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/**
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* HTTP method of request, must be one of methods type constants.
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*
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* @var string
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*/
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private $method;
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/**
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* Request content.
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*
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* @var mixed
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*/
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private $body = NULL;
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/**
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* Headers array that were send with request (key is header name, value
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* is its value).
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*
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* @var Array
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*/
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private $headers = array();
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/**
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* Initilizes HTTP request from given URL and information about request
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* obtained from PHP runtime.
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*
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* @param string $url request URL
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* @param strinf $method HTTP method
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* @param mixed $body Content of request
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* @param array $headers List of HTTP headers
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* @throws InvalidArgumentException on invalid HTTP method
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*/
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public function __construct($url, $method, $body, $headers) {
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$this->url = new URL($url);
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$this->set_method($method);
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$this->set_body($body);
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$this->headers = !count($headers) ? array() : $headers;
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}
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/**
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* Sets HTTP method.
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*
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* @param string $method HTTP method name
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* @throws \InvalidArgumentException on invalid method
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*/
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private function set_method($method) {
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$method = strtolower($method);
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if (!in_array($method, self::$METHOD_TYPES)) {
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throw new \InvalidArgumentException('invalid method');
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}
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$this->method = $method;
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}
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/**
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* Set body if body enabled.
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*
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* @param mixed $body
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*/
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private function set_body($body) {
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if ($this->has_body()) {
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$this->body = $body;
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}
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}
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/**
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* Gets list of headers.
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*
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* @return array
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*/
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public function get_headers() {
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return $this->headers;
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}
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/**
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* Gets a header value.
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*
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* @param string $name header name
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* @return string|null
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*/
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public function get_header($name) {
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if (array_key_exists($name, $this->headers)) {
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return $this->headers[$name];
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}
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return NULL;
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}
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/**
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* Gets MIME types from accept header sorted by their weight.
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*
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* @return null|array
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*/
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public function get_accept_header() {
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$accepts = $this->get_header('Accept');
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if ($accepts != NULL) {
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return \phpaxrs\common\HttpUtil::parse_accept_header($accepts);
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}
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return NULL;
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}
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/**
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* Gets accept header if HTTP method supports body.
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*
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* @return null|string
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*/
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public function get_content_type_header() {
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if ($this->has_body()) {
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return $this->get_header('Content-Type');
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}
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return NULL;
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}
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/**
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* Gets URL of request.
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*
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* @return URL
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*/
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public function get_url() {
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return $this->url;
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}
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/**
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* Gets HTTP request method.
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*
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* @return string
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*/
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public function get_method() {
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return $this->method;
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}
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/**
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* Gets request body (for POST and PUT HTTP methods).
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*
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* @return string|null
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*/
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public function get_body() {
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if ($this->has_body()) {
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return $this->body;
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}
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return NULL;
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}
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/**
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* Has this request a content body?
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*
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* @return bool
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*/
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public function has_body() {
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return in_array($this->method, self::$METHOD_TYPE_WITH_BODY);
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}
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}
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