mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-06-30 08:29:28 +02:00
cca7e9697c
Note that the best solution to this will be to remove the use of SimpleTest entirely. This is quick fix is intended to help us get PHP7 tests running without needing to cross that bridge.
625 lines
19 KiB
PHP
625 lines
19 KiB
PHP
<?php
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/**
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* base include file for SimpleTest
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* @package SimpleTest
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* @subpackage WebTester
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* @version $Id: http.php 1722 2008-04-07 19:30:56Z lastcraft $
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*/
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/**#@+
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* include other SimpleTest class files
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*/
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require_once(dirname(__FILE__) . '/socket.php');
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require_once(dirname(__FILE__) . '/cookies.php');
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require_once(dirname(__FILE__) . '/url.php');
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/**#@-*/
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/**
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* Creates HTTP headers for the end point of
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* a HTTP request.
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* @package SimpleTest
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* @subpackage WebTester
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*/
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class SimpleRoute {
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var $_url;
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/**
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* Sets the target URL.
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* @param SimpleUrl $url URL as object.
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* @access public
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*/
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function __construct($url) {
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$this->_url = $url;
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}
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/**
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* Resource name.
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* @return SimpleUrl Current url.
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* @access protected
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*/
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function getUrl() {
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return $this->_url;
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}
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/**
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* Creates the first line which is the actual request.
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* @param string $method HTTP request method, usually GET.
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* @return string Request line content.
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* @access protected
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*/
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function _getRequestLine($method) {
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return $method . ' ' . $this->_url->getPath() .
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$this->_url->getEncodedRequest() . ' HTTP/1.0';
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}
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/**
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* Creates the host part of the request.
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* @return string Host line content.
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* @access protected
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*/
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function _getHostLine() {
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$line = 'Host: ' . $this->_url->getHost();
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if ($this->_url->getPort()) {
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$line .= ':' . $this->_url->getPort();
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}
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return $line;
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}
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/**
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* Opens a socket to the route.
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* @param string $method HTTP request method, usually GET.
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* @param integer $timeout Connection timeout.
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* @return SimpleSocket New socket.
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* @access public
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*/
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function &createConnection($method, $timeout) {
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$default_port = ('https' == $this->_url->getScheme()) ? 443 : 80;
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$socket = &$this->_createSocket(
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$this->_url->getScheme() ? $this->_url->getScheme() : 'http',
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$this->_url->getHost(),
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$this->_url->getPort() ? $this->_url->getPort() : $default_port,
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$timeout);
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if (! $socket->isError()) {
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$socket->write($this->_getRequestLine($method) . "\r\n");
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$socket->write($this->_getHostLine() . "\r\n");
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$socket->write("Connection: close\r\n");
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}
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return $socket;
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}
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/**
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* Factory for socket.
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* @param string $scheme Protocol to use.
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* @param string $host Hostname to connect to.
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* @param integer $port Remote port.
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* @param integer $timeout Connection timeout.
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* @return SimpleSocket/SimpleSecureSocket New socket.
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* @access protected
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*/
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function &_createSocket($scheme, $host, $port, $timeout) {
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if (in_array($scheme, array('https'))) {
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$socket = new SimpleSecureSocket($host, $port, $timeout);
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} else {
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$socket = new SimpleSocket($host, $port, $timeout);
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}
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return $socket;
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}
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}
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/**
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* Creates HTTP headers for the end point of
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* a HTTP request via a proxy server.
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* @package SimpleTest
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* @subpackage WebTester
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*/
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class SimpleProxyRoute extends SimpleRoute {
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var $_proxy;
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var $_username;
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var $_password;
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/**
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* Stashes the proxy address.
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* @param SimpleUrl $url URL as object.
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* @param string $proxy Proxy URL.
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* @param string $username Username for autentication.
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* @param string $password Password for autentication.
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* @access public
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*/
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function __construct($url, $proxy, $username = false, $password = false) {
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parent::__construct($url);
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$this->_proxy = $proxy;
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$this->_username = $username;
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$this->_password = $password;
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}
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/**
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* Creates the first line which is the actual request.
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* @param string $method HTTP request method, usually GET.
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* @param SimpleUrl $url URL as object.
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* @return string Request line content.
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* @access protected
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*/
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function _getRequestLine($method) {
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$url = $this->getUrl();
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$scheme = $url->getScheme() ? $url->getScheme() : 'http';
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$port = $url->getPort() ? ':' . $url->getPort() : '';
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return $method . ' ' . $scheme . '://' . $url->getHost() . $port .
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$url->getPath() . $url->getEncodedRequest() . ' HTTP/1.0';
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}
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/**
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* Creates the host part of the request.
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* @param SimpleUrl $url URL as object.
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* @return string Host line content.
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* @access protected
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*/
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function _getHostLine() {
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$host = 'Host: ' . $this->_proxy->getHost();
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$port = $this->_proxy->getPort() ? $this->_proxy->getPort() : 8080;
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return "$host:$port";
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}
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/**
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* Opens a socket to the route.
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* @param string $method HTTP request method, usually GET.
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* @param integer $timeout Connection timeout.
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* @return SimpleSocket New socket.
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* @access public
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*/
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function &createConnection($method, $timeout) {
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$socket = &$this->_createSocket(
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$this->_proxy->getScheme() ? $this->_proxy->getScheme() : 'http',
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$this->_proxy->getHost(),
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$this->_proxy->getPort() ? $this->_proxy->getPort() : 8080,
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$timeout);
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if ($socket->isError()) {
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return $socket;
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}
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$socket->write($this->_getRequestLine($method) . "\r\n");
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$socket->write($this->_getHostLine() . "\r\n");
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if ($this->_username && $this->_password) {
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$socket->write('Proxy-Authorization: Basic ' .
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base64_encode($this->_username . ':' . $this->_password) .
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"\r\n");
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}
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$socket->write("Connection: close\r\n");
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return $socket;
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}
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}
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/**
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* HTTP request for a web page. Factory for
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* HttpResponse object.
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* @package SimpleTest
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* @subpackage WebTester
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*/
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class SimpleHttpRequest {
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var $_route;
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var $_encoding;
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var $_headers;
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var $_cookies;
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/**
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* Builds the socket request from the different pieces.
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* These include proxy information, URL, cookies, headers,
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* request method and choice of encoding.
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* @param SimpleRoute $route Request route.
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* @param SimpleFormEncoding $encoding Content to send with
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* request.
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* @access public
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*/
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function __construct(&$route, $encoding) {
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$this->_route = &$route;
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$this->_encoding = $encoding;
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$this->_headers = array();
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$this->_cookies = array();
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}
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/**
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* Dispatches the content to the route's socket.
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* @param integer $timeout Connection timeout.
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* @return SimpleHttpResponse A response which may only have
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* an error, but hopefully has a
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* complete web page.
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* @access public
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*/
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function &fetch($timeout) {
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$socket = &$this->_route->createConnection($this->_encoding->getMethod(), $timeout);
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if (! $socket->isError()) {
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$this->_dispatchRequest($socket, $this->_encoding);
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}
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$response = &$this->_createResponse($socket);
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return $response;
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}
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/**
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* Sends the headers.
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* @param SimpleSocket $socket Open socket.
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* @param string $method HTTP request method,
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* usually GET.
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* @param SimpleFormEncoding $encoding Content to send with request.
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* @access private
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*/
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function _dispatchRequest(&$socket, $encoding) {
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foreach ($this->_headers as $header_line) {
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$socket->write($header_line . "\r\n");
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}
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if (count($this->_cookies) > 0) {
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$socket->write("Cookie: " . implode(";", $this->_cookies) . "\r\n");
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}
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$encoding->writeHeadersTo($socket);
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$socket->write("\r\n");
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$encoding->writeTo($socket);
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}
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/**
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* Adds a header line to the request.
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* @param string $header_line Text of full header line.
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* @access public
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*/
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function addHeaderLine($header_line) {
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$this->_headers[] = $header_line;
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}
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/**
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* Reads all the relevant cookies from the
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* cookie jar.
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* @param SimpleCookieJar $jar Jar to read
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* @param SimpleUrl $url Url to use for scope.
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* @access public
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*/
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function readCookiesFromJar($jar, $url) {
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$this->_cookies = $jar->selectAsPairs($url);
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}
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/**
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* Wraps the socket in a response parser.
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* @param SimpleSocket $socket Responding socket.
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* @return SimpleHttpResponse Parsed response object.
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* @access protected
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*/
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function &_createResponse(&$socket) {
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$response = new SimpleHttpResponse(
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$socket,
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$this->_route->getUrl(),
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$this->_encoding);
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return $response;
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}
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}
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/**
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* Collection of header lines in the response.
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* @package SimpleTest
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* @subpackage WebTester
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*/
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class SimpleHttpHeaders {
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var $_raw_headers;
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var $_response_code;
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var $_http_version;
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var $_mime_type;
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var $_location;
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var $_cookies;
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var $_authentication;
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var $_realm;
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/**
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* Parses the incoming header block.
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* @param string $headers Header block.
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* @access public
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*/
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function __construct($headers) {
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$this->_raw_headers = $headers;
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$this->_response_code = false;
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$this->_http_version = false;
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$this->_mime_type = '';
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$this->_location = false;
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$this->_cookies = array();
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$this->_authentication = false;
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$this->_realm = false;
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foreach (preg_split("/\r\n/", $headers) as $header_line) {
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$this->_parseHeaderLine($header_line);
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}
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}
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/**
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* Accessor for parsed HTTP protocol version.
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* @return integer HTTP error code.
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* @access public
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*/
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function getHttpVersion() {
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return $this->_http_version;
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}
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/**
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* Accessor for raw header block.
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* @return string All headers as raw string.
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* @access public
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*/
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function getRaw() {
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return $this->_raw_headers;
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}
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/**
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* Accessor for parsed HTTP error code.
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* @return integer HTTP error code.
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* @access public
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*/
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function getResponseCode() {
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return (integer)$this->_response_code;
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}
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/**
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* Returns the redirected URL or false if
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* no redirection.
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* @return string URL or false for none.
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* @access public
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*/
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function getLocation() {
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return $this->_location;
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}
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/**
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* Test to see if the response is a valid redirect.
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* @return boolean True if valid redirect.
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* @access public
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*/
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function isRedirect() {
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return in_array($this->_response_code, array(301, 302, 303, 307)) &&
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(boolean)$this->getLocation();
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}
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/**
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* Test to see if the response is an authentication
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* challenge.
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* @return boolean True if challenge.
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* @access public
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*/
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function isChallenge() {
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return ($this->_response_code == 401) &&
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(boolean)$this->_authentication &&
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(boolean)$this->_realm;
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}
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/**
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* Accessor for MIME type header information.
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* @return string MIME type.
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* @access public
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*/
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function getMimeType() {
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return $this->_mime_type;
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}
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/**
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* Accessor for authentication type.
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* @return string Type.
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* @access public
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*/
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function getAuthentication() {
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return $this->_authentication;
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}
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/**
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* Accessor for security realm.
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* @return string Realm.
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* @access public
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*/
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function getRealm() {
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return $this->_realm;
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}
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/**
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* Writes new cookies to the cookie jar.
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* @param SimpleCookieJar $jar Jar to write to.
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* @param SimpleUrl $url Host and path to write under.
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* @access public
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*/
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function writeCookiesToJar(&$jar, $url) {
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foreach ($this->_cookies as $cookie) {
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$jar->setCookie(
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$cookie->getName(),
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$cookie->getValue(),
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$url->getHost(),
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$cookie->getPath(),
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$cookie->getExpiry());
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}
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}
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/**
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* Called on each header line to accumulate the held
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* data within the class.
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* @param string $header_line One line of header.
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* @access protected
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*/
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function _parseHeaderLine($header_line) {
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if (preg_match('/HTTP\/(\d+\.\d+)\s+(\d+)/i', $header_line, $matches)) {
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$this->_http_version = $matches[1];
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$this->_response_code = $matches[2];
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}
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if (preg_match('/Content-type:\s*(.*)/i', $header_line, $matches)) {
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$this->_mime_type = trim($matches[1]);
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}
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if (preg_match('/Location:\s*(.*)/i', $header_line, $matches)) {
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$this->_location = trim($matches[1]);
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}
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if (preg_match('/Set-cookie:(.*)/i', $header_line, $matches)) {
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$this->_cookies[] = $this->_parseCookie($matches[1]);
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}
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if (preg_match('/WWW-Authenticate:\s+(\S+)\s+realm=\"(.*?)\"/i', $header_line, $matches)) {
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$this->_authentication = $matches[1];
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$this->_realm = trim($matches[2]);
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}
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}
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/**
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* Parse the Set-cookie content.
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* @param string $cookie_line Text after "Set-cookie:"
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* @return SimpleCookie New cookie object.
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* @access private
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*/
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function _parseCookie($cookie_line) {
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$parts = preg_split('/;/', $cookie_line);
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$cookie = array();
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preg_match('/\s*(.*?)\s*=(.*)/', array_shift($parts), $cookie);
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foreach ($parts as $part) {
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if (preg_match('/\s*(.*?)\s*=(.*)/', $part, $matches)) {
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$cookie[$matches[1]] = trim($matches[2]);
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}
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}
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return new SimpleCookie(
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$cookie[1],
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trim($cookie[2]),
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isset($cookie["path"]) ? $cookie["path"] : "",
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isset($cookie["expires"]) ? $cookie["expires"] : false);
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}
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}
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/**
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* Basic HTTP response.
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* @package SimpleTest
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* @subpackage WebTester
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*/
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class SimpleHttpResponse extends SimpleStickyError {
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var $_url;
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var $_encoding;
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var $_sent;
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var $_content;
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var $_headers;
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/**
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* Constructor. Reads and parses the incoming
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* content and headers.
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* @param SimpleSocket $socket Network connection to fetch
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* response text from.
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* @param SimpleUrl $url Resource name.
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* @param mixed $encoding Record of content sent.
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* @access public
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*/
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function __construct(&$socket, $url, $encoding) {
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parent::__construct();
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$this->_url = $url;
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$this->_encoding = $encoding;
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$this->_sent = $socket->getSent();
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$this->_content = false;
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$raw = $this->_readAll($socket);
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if ($socket->isError()) {
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$this->_setError('Error reading socket [' . $socket->getError() . ']');
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return;
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}
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$this->_parse($raw);
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}
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/**
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* Splits up the headers and the rest of the content.
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* @param string $raw Content to parse.
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* @access private
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*/
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function _parse($raw) {
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if (! $raw) {
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$this->_setError('Nothing fetched');
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$this->_headers = new SimpleHttpHeaders('');
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} elseif (! strstr($raw, "\r\n\r\n")) {
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$this->_setError('Could not split headers from content');
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$this->_headers = new SimpleHttpHeaders($raw);
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} else {
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list($headers, $this->_content) = preg_split("/\r\n\r\n/", $raw, 2);
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$this->_headers = new SimpleHttpHeaders($headers);
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}
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}
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/**
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* Original request method.
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* @return string GET, POST or HEAD.
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* @access public
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*/
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function getMethod() {
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return $this->_encoding->getMethod();
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}
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/**
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* Resource name.
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* @return SimpleUrl Current url.
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* @access public
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*/
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function getUrl() {
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return $this->_url;
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}
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|
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/**
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* Original request data.
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* @return mixed Sent content.
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* @access public
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*/
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function getRequestData() {
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return $this->_encoding;
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}
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/**
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* Raw request that was sent down the wire.
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* @return string Bytes actually sent.
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* @access public
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*/
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function getSent() {
|
|
return $this->_sent;
|
|
}
|
|
|
|
/**
|
|
* Accessor for the content after the last
|
|
* header line.
|
|
* @return string All content.
|
|
* @access public
|
|
*/
|
|
function getContent() {
|
|
return $this->_content;
|
|
}
|
|
|
|
/**
|
|
* Accessor for header block. The response is the
|
|
* combination of this and the content.
|
|
* @return SimpleHeaders Wrapped header block.
|
|
* @access public
|
|
*/
|
|
function getHeaders() {
|
|
return $this->_headers;
|
|
}
|
|
|
|
/**
|
|
* Accessor for any new cookies.
|
|
* @return array List of new cookies.
|
|
* @access public
|
|
*/
|
|
function getNewCookies() {
|
|
return $this->_headers->getNewCookies();
|
|
}
|
|
|
|
/**
|
|
* Reads the whole of the socket output into a
|
|
* single string.
|
|
* @param SimpleSocket $socket Unread socket.
|
|
* @return string Raw output if successful
|
|
* else false.
|
|
* @access private
|
|
*/
|
|
function _readAll(&$socket) {
|
|
$all = '';
|
|
while (! $this->_isLastPacket($next = $socket->read())) {
|
|
$all .= $next;
|
|
}
|
|
return $all;
|
|
}
|
|
|
|
/**
|
|
* Test to see if the packet from the socket is the
|
|
* last one.
|
|
* @param string $packet Chunk to interpret.
|
|
* @return boolean True if empty or EOF.
|
|
* @access private
|
|
*/
|
|
function _isLastPacket($packet) {
|
|
if (is_string($packet)) {
|
|
return $packet === '';
|
|
}
|
|
return ! $packet;
|
|
}
|
|
}
|
|
?>
|