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laipower/wp-content/plugins/w3-total-cache/lib/Nusoap/class.soap_transport_http.php

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installed plugin `W3 Total Cache` version 2.3.2
2023-06-05 11:23:16 +00:00
<?php
if (!defined('W3TC')) {
die();
}
/**
* transport class for sending/receiving data via HTTP and HTTPS
* NOTE: PHP must be compiled with the CURL extension for HTTPS support
*
* @author Dietrich Ayala <dietrich@ganx4.com>
* @author Scott Nichol <snichol@users.sourceforge.net>
* @version $Id: class.soap_transport_http.php,v 1.68 2010/04/26 20:15:08 snichol Exp $
* @access public
*/
class soap_transport_http extends nusoap_base {
var $url = '';
var $uri = '';
var $digest_uri = '';
var $scheme = '';
var $host = '';
var $port = '';
var $path = '';
var $request_method = 'POST';
var $protocol_version = '1.0';
var $encoding = '';
var $outgoing_headers = array();
var $incoming_headers = array();
var $incoming_cookies = array();
var $outgoing_payload = '';
var $incoming_payload = '';
var $response_status_line; // HTTP response status line
var $useSOAPAction = true;
var $persistentConnection = false;
var $ch = false; // cURL handle
var $ch_options = array(); // cURL custom options
var $use_curl = false; // force cURL use
var $proxy = null; // proxy information (associative array)
var $username = '';
var $password = '';
var $authtype = '';
var $digestRequest = array();
var $certRequest = array(); // keys must be cainfofile (optional), sslcertfile, sslkeyfile, passphrase, certpassword (optional), verifypeer (optional), verifyhost (optional)
// cainfofile: certificate authority file, e.g. '$pathToPemFiles/rootca.pem'
// sslcertfile: SSL certificate file, e.g. '$pathToPemFiles/mycert.pem'
// sslkeyfile: SSL key file, e.g. '$pathToPemFiles/mykey.pem'
// passphrase: SSL key password/passphrase
// certpassword: SSL certificate password
// verifypeer: default is 1
// verifyhost: default is 1
/**
* constructor
*
* @param string $url The URL to which to connect
* @param array $curl_options User-specified cURL options
* @param boolean $use_curl Whether to try to force cURL use
* @access public
*/
function __construct($url, $curl_options = NULL, $use_curl = false){
parent::nusoap_base();
$this->debug("ctor url=$url use_curl=$use_curl curl_options:");
$this->appendDebug($this->varDump($curl_options));
$this->setURL($url);
if (is_array($curl_options)) {
$this->ch_options = $curl_options;
}
$this->use_curl = $use_curl;
preg_match('/\$Revisio' . 'n: ([^ ]+)/', $this->revision, $rev);
$this->setHeader('User-Agent', $this->title.'/'.$this->version.' ('.$rev[1].')');
}
/**
* sets a cURL option
*
* @param mixed $option The cURL option (always integer?)
* @param mixed $value The cURL option value
* @access private
*/
function setCurlOption($option, $value) {
$this->debug("setCurlOption option=$option, value=");
$this->appendDebug($this->varDump($value));
curl_setopt($this->ch, $option, $value);
}
/**
* sets an HTTP header
*
* @param string $name The name of the header
* @param string $value The value of the header
* @access private
*/
function setHeader($name, $value) {
$this->outgoing_headers[$name] = $value;
$this->debug("set header $name: $value");
}
/**
* unsets an HTTP header
*
* @param string $name The name of the header
* @access private
*/
function unsetHeader($name) {
if (isset($this->outgoing_headers[$name])) {
$this->debug("unset header $name");
unset($this->outgoing_headers[$name]);
}
}
/**
* sets the URL to which to connect
*
* @param string $url The URL to which to connect
* @access private
*/
function setURL($url) {
$this->url = $url;
$u = parse_url($url);
foreach($u as $k => $v){
$this->debug("parsed URL $k = $v");
$this->$k = $v;
}
// add any GET params to path
if(isset($u['query']) && $u['query'] != ''){
$this->path .= '?' . $u['query'];
}
// set default port
if(!isset($u['port'])){
if($u['scheme'] == 'https'){
$this->port = 443;
} else {
$this->port = 80;
}
}
$this->uri = $this->path;
$this->digest_uri = $this->uri;
// build headers
if (!isset($u['port'])) {
$this->setHeader('Host', $this->host);
} else {
$this->setHeader('Host', $this->host.':'.$this->port);
}
if (isset($u['user']) && $u['user'] != '') {
$this->setCredentials(urldecode($u['user']), isset($u['pass']) ? urldecode($u['pass']) : '');
}
}
/**
* gets the I/O method to use
*
* @return string I/O method to use (socket|curl|unknown)
* @access private
*/
function io_method() {
if ($this->use_curl || ($this->scheme == 'https') || ($this->scheme == 'http' && $this->authtype == 'ntlm') || ($this->scheme == 'http' && is_array($this->proxy) && $this->proxy['authtype'] == 'ntlm'))
return 'curl';
if (($this->scheme == 'http' || $this->scheme == 'ssl') && $this->authtype != 'ntlm' && (!is_array($this->proxy) || $this->proxy['authtype'] != 'ntlm'))
return 'socket';
return 'unknown';
}
/**
* establish an HTTP connection
*
* @param integer $timeout set connection timeout in seconds
* @param integer $response_timeout set response timeout in seconds
* @return boolean true if connected, false if not
* @access private
*/
function connect($connection_timeout=0,$response_timeout=30){
// For PHP 4.3 with OpenSSL, change https scheme to ssl, then treat like
// "regular" socket.
// TODO: disabled for now because OpenSSL must be *compiled* in (not just
// loaded), and until PHP5 stream_get_wrappers is not available.
// if ($this->scheme == 'https') {
// if (version_compare(phpversion(), '4.3.0') >= 0) {
// if (extension_loaded('openssl')) {
// $this->scheme = 'ssl';
// $this->debug('Using SSL over OpenSSL');
// }
// }
// }
$this->debug("connect connection_timeout $connection_timeout, response_timeout $response_timeout, scheme $this->scheme, host $this->host, port $this->port");
if ($this->io_method() == 'socket') {
if (!is_array($this->proxy)) {
$host = $this->host;
$port = $this->port;
} else {
$host = $this->proxy['host'];
$port = $this->proxy['port'];
}
// use persistent connection
if($this->persistentConnection && isset($this->fp) && is_resource($this->fp)){
if (!feof($this->fp)) {
$this->debug('Re-use persistent connection');
return true;
}
fclose($this->fp);
$this->debug('Closed persistent connection at EOF');
}
// munge host if using OpenSSL
if ($this->scheme == 'ssl') {
$host = 'ssl://' . $host;
}
$this->debug('calling fsockopen with host ' . $host . ' connection_timeout ' . $connection_timeout);
// open socket
if($connection_timeout > 0){
$this->fp = @fsockopen( $host, $this->port, $this->errno, $this->error_str, $connection_timeout);
} else {
$this->fp = @fsockopen( $host, $this->port, $this->errno, $this->error_str);
}
// test pointer
if(!$this->fp) {
$msg = 'Couldn\'t open socket connection to server ' . $this->url;
if ($this->errno) {
$msg .= ', Error ('.$this->errno.'): '.$this->error_str;
} else {
$msg .= ' prior to connect(). This is often a problem looking up the host name.';
}
$this->debug($msg);
$this->setError($msg);
return false;
}
// set response timeout
$this->debug('set response timeout to ' . $response_timeout);
socket_set_timeout( $this->fp, $response_timeout);
$this->debug('socket connected');
return true;
} else if ($this->io_method() == 'curl') {
if (!extension_loaded('curl')) {
// $this->setError('cURL Extension, or OpenSSL extension w/ PHP version >= 4.3 is required for HTTPS');
$this->setError('The PHP cURL Extension is required for HTTPS or NLTM. You will need to re-build or update your PHP to include cURL or change php.ini to load the PHP cURL extension.');
return false;
}
// Avoid warnings when PHP does not have these options
if (defined('CURLOPT_CONNECTIONTIMEOUT'))
$CURLOPT_CONNECTIONTIMEOUT = CURLOPT_CONNECTIONTIMEOUT;
else
$CURLOPT_CONNECTIONTIMEOUT = 78;
if (defined('CURLOPT_HTTPAUTH'))
$CURLOPT_HTTPAUTH = CURLOPT_HTTPAUTH;
else
$CURLOPT_HTTPAUTH = 107;
if (defined('CURLOPT_PROXYAUTH'))
$CURLOPT_PROXYAUTH = CURLOPT_PROXYAUTH;
else
$CURLOPT_PROXYAUTH = 111;
if (defined('CURLAUTH_BASIC'))
$CURLAUTH_BASIC = CURLAUTH_BASIC;
else
$CURLAUTH_BASIC = 1;
if (defined('CURLAUTH_DIGEST'))
$CURLAUTH_DIGEST = CURLAUTH_DIGEST;
else
$CURLAUTH_DIGEST = 2;
if (defined('CURLAUTH_NTLM'))
$CURLAUTH_NTLM = CURLAUTH_NTLM;
else
$CURLAUTH_NTLM = 8;
$this->debug('connect using cURL');
// init CURL
$this->ch = curl_init();
// set url
$hostURL = ($this->port != '') ? "$this->scheme://$this->host:$this->port" : "$this->scheme://$this->host";
// add path
$hostURL .= $this->path;
$this->setCurlOption(CURLOPT_URL, $hostURL);
// follow location headers (re-directs)
if (ini_get('open_basedir')) {
$this->debug('open_basedir set, so do not set CURLOPT_FOLLOWLOCATION');
$this->debug('open_basedir = ');
$this->appendDebug($this->varDump(ini_get('open_basedir')));
} else {
$this->setCurlOption(CURLOPT_FOLLOWLOCATION, 1);
}
// ask for headers in the response output
$this->setCurlOption(CURLOPT_HEADER, 1);
// ask for the response output as the return value
$this->setCurlOption(CURLOPT_RETURNTRANSFER, 1);
// encode
// We manage this ourselves through headers and encoding
// if(function_exists('gzuncompress')){
// $this->setCurlOption(CURLOPT_ENCODING, 'deflate');
// }
// persistent connection
if ($this->persistentConnection) {
// I believe the following comment is now bogus, having applied to
// the code when it used CURLOPT_CUSTOMREQUEST to send the request.
// The way we send data, we cannot use persistent connections, since
// there will be some "junk" at the end of our request.
//$this->setCurlOption(CURL_HTTP_VERSION_1_1, true);
$this->persistentConnection = false;
$this->setHeader('Connection', 'close');
}
// set timeouts
if ($connection_timeout != 0) {
$this->setCurlOption($CURLOPT_CONNECTIONTIMEOUT, $connection_timeout);
}
if ($response_timeout != 0) {
$this->setCurlOption(CURLOPT_TIMEOUT, $response_timeout);
}
if ($this->scheme == 'https') {
$this->debug('set cURL SSL verify options');
// recent versions of cURL turn on peer/host checking by default,
// while PHP binaries are not compiled with a default location for the
// CA cert bundle, so disable peer/host checking.
//$this->setCurlOption(CURLOPT_CAINFO, 'f:\php-4.3.2-win32\extensions\curl-ca-bundle.crt');
$this->setCurlOption(CURLOPT_SSL_VERIFYPEER, 0);
$this->setCurlOption(CURLOPT_SSL_VERIFYHOST, 0);
// support client certificates (thanks Tobias Boes, Doug Anarino, Eryan Ariobowo)
if ($this->authtype == 'certificate') {
$this->debug('set cURL certificate options');
if (isset($this->certRequest['cainfofile'])) {
$this->setCurlOption(CURLOPT_CAINFO, $this->certRequest['cainfofile']);
}
if (isset($this->certRequest['verifypeer'])) {
$this->setCurlOption(CURLOPT_SSL_VERIFYPEER, $this->certRequest['verifypeer']);
} else {
$this->setCurlOption(CURLOPT_SSL_VERIFYPEER, 1);
}
if (isset($this->certRequest['verifyhost'])) {
$this->setCurlOption(CURLOPT_SSL_VERIFYHOST, $this->certRequest['verifyhost']);
} else {
$this->setCurlOption(CURLOPT_SSL_VERIFYHOST, 1);
}
if (isset($this->certRequest['sslcertfile'])) {
$this->setCurlOption(CURLOPT_SSLCERT, $this->certRequest['sslcertfile']);
}
if (isset($this->certRequest['sslkeyfile'])) {
$this->setCurlOption(CURLOPT_SSLKEY, $this->certRequest['sslkeyfile']);
}
if (isset($this->certRequest['passphrase'])) {
$this->setCurlOption(CURLOPT_SSLKEYPASSWD, $this->certRequest['passphrase']);
}
if (isset($this->certRequest['certpassword'])) {
$this->setCurlOption(CURLOPT_SSLCERTPASSWD, $this->certRequest['certpassword']);
}
}
}
if ($this->authtype && ($this->authtype != 'certificate')) {
if ($this->username) {
$this->debug('set cURL username/password');
$this->setCurlOption(CURLOPT_USERPWD, "$this->username:$this->password");
}
if ($this->authtype == 'basic') {
$this->debug('set cURL for Basic authentication');
$this->setCurlOption($CURLOPT_HTTPAUTH, $CURLAUTH_BASIC);
}
if ($this->authtype == 'digest') {
$this->debug('set cURL for digest authentication');
$this->setCurlOption($CURLOPT_HTTPAUTH, $CURLAUTH_DIGEST);
}
if ($this->authtype == 'ntlm') {
$this->debug('set cURL for NTLM authentication');
$this->setCurlOption($CURLOPT_HTTPAUTH, $CURLAUTH_NTLM);
}
}
if (is_array($this->proxy)) {
$this->debug('set cURL proxy options');
if ($this->proxy['port'] != '') {
$this->setCurlOption(CURLOPT_PROXY, $this->proxy['host'].':'.$this->proxy['port']);
} else {
$this->setCurlOption(CURLOPT_PROXY, $this->proxy['host']);
}
if ($this->proxy['username'] || $this->proxy['password']) {
$this->debug('set cURL proxy authentication options');
$this->setCurlOption(CURLOPT_PROXYUSERPWD, $this->proxy['username'].':'.$this->proxy['password']);
if ($this->proxy['authtype'] == 'basic') {
$this->setCurlOption($CURLOPT_PROXYAUTH, $CURLAUTH_BASIC);
}
if ($this->proxy['authtype'] == 'ntlm') {
$this->setCurlOption($CURLOPT_PROXYAUTH, $CURLAUTH_NTLM);
}
}
}
$this->debug('cURL connection set up');
return true;
} else {
$this->setError('Unknown scheme ' . $this->scheme);
$this->debug('Unknown scheme ' . $this->scheme);
return false;
}
}
/**
* sends the SOAP request and gets the SOAP response via HTTP[S]
*
* @param string $data message data
* @param integer $timeout set connection timeout in seconds
* @param integer $response_timeout set response timeout in seconds
* @param array $cookies cookies to send
* @return string data
* @access public
*/
function send($data, $timeout=0, $response_timeout=30, $cookies=NULL) {
$this->debug('entered send() with data of length: '.strlen($data));
$this->tryagain = true;
$tries = 0;
while ($this->tryagain) {
$this->tryagain = false;
if ($tries++ < 2) {
// make connnection
if (!$this->connect($timeout, $response_timeout)){
return false;
}
// send request
if (!$this->sendRequest($data, $cookies)){
return false;
}
// get response
$respdata = $this->getResponse();
} else {
$this->setError("Too many tries to get an OK response ($this->response_status_line)");
}
}
$this->debug('end of send()');
return $respdata;
}
/**
* sends the SOAP request and gets the SOAP response via HTTPS using CURL
*
* @param string $data message data
* @param integer $timeout set connection timeout in seconds
* @param integer $response_timeout set response timeout in seconds
updated plugin `W3 Total Cache` version 2.3.3
2023-06-28 12:45:56 +00:00
* @param array $cookies cookies to send (6/12/2023 Made not required to prevent PHP error/warning for required following optional)
installed plugin `W3 Total Cache` version 2.3.2
2023-06-05 11:23:16 +00:00
* @return string data
* @access public
* @deprecated
*/
updated plugin `W3 Total Cache` version 2.3.3
2023-06-28 12:45:56 +00:00
function sendHTTPS($data, $timeout=0, $response_timeout=30, $cookies=array()) {
installed plugin `W3 Total Cache` version 2.3.2
2023-06-05 11:23:16 +00:00
return $this->send($data, $timeout, $response_timeout, $cookies);
}
/**
* if authenticating, set user credentials here
*
* @param string $username
* @param string $password
* @param string $authtype (basic|digest|certificate|ntlm)
* @param array $digestRequest (keys must be nonce, nc, realm, qop)
* @param array $certRequest (keys must be cainfofile (optional), sslcertfile, sslkeyfile, passphrase, certpassword (optional), verifypeer (optional), verifyhost (optional): see corresponding options in cURL docs)
* @access public
*/
function setCredentials($username, $password, $authtype = 'basic', $digestRequest = array(), $certRequest = array()) {
$this->debug("setCredentials username=$username authtype=$authtype digestRequest=");
$this->appendDebug($this->varDump($digestRequest));
$this->debug("certRequest=");
$this->appendDebug($this->varDump($certRequest));
// cf. RFC 2617
if ($authtype == 'basic') {
$this->setHeader('Authorization', 'Basic '.base64_encode(str_replace(':','',$username).':'.$password));
} elseif ($authtype == 'digest') {
if (isset($digestRequest['nonce'])) {
$digestRequest['nc'] = isset($digestRequest['nc']) ? $digestRequest['nc']++ : 1;
// calculate the Digest hashes (calculate code based on digest implementation found at: http://www.rassoc.com/gregr/weblog/stories/2002/07/09/webServicesSecurityHttpDigestAuthenticationWithoutActiveDirectory.html)
// A1 = unq(username-value) ":" unq(realm-value) ":" passwd
$A1 = $username. ':' . (isset($digestRequest['realm']) ? $digestRequest['realm'] : '') . ':' . $password;
// H(A1) = MD5(A1)
$HA1 = md5($A1);
// A2 = Method ":" digest-uri-value
$A2 = $this->request_method . ':' . $this->digest_uri;
// H(A2)
$HA2 = md5($A2);
// KD(secret, data) = H(concat(secret, ":", data))
// if qop == auth:
// request-digest = <"> < KD ( H(A1), unq(nonce-value)
// ":" nc-value
// ":" unq(cnonce-value)
// ":" unq(qop-value)
// ":" H(A2)
// ) <">
// if qop is missing,
// request-digest = <"> < KD ( H(A1), unq(nonce-value) ":" H(A2) ) > <">
$unhashedDigest = '';
$nonce = isset($digestRequest['nonce']) ? $digestRequest['nonce'] : '';
$cnonce = $nonce;
if ($digestRequest['qop'] != '') {
$unhashedDigest = $HA1 . ':' . $nonce . ':' . sprintf("%08d", $digestRequest['nc']) . ':' . $cnonce . ':' . $digestRequest['qop'] . ':' . $HA2;
} else {
$unhashedDigest = $HA1 . ':' . $nonce . ':' . $HA2;
}
$hashedDigest = md5($unhashedDigest);
$opaque = '';
if (isset($digestRequest['opaque'])) {
$opaque = ', opaque="' . $digestRequest['opaque'] . '"';
}
$this->setHeader('Authorization', 'Digest username="' . $username . '", realm="' . $digestRequest['realm'] . '", nonce="' . $nonce . '", uri="' . $this->digest_uri . $opaque . '", cnonce="' . $cnonce . '", nc=' . sprintf("%08x", $digestRequest['nc']) . ', qop="' . $digestRequest['qop'] . '", response="' . $hashedDigest . '"');
}
} elseif ($authtype == 'certificate') {
$this->certRequest = $certRequest;
$this->debug('Authorization header not set for certificate');
} elseif ($authtype == 'ntlm') {
// do nothing
$this->debug('Authorization header not set for ntlm');
}
$this->username = $username;
$this->password = $password;
$this->authtype = $authtype;
$this->digestRequest = $digestRequest;
}
/**
* set the soapaction value
*
* @param string $soapaction
* @access public
*/
function setSOAPAction($soapaction) {
$this->setHeader('SOAPAction', '"' . $soapaction . '"');
}
/**
* use http encoding
*
* @param string $enc encoding style. supported values: gzip, deflate, or both
* @access public
*/
function setEncoding($enc='gzip, deflate') {
if (function_exists('gzdeflate')) {
$this->protocol_version = '1.1';
$this->setHeader('Accept-Encoding', $enc);
if (!isset($this->outgoing_headers['Connection'])) {
$this->setHeader('Connection', 'close');
$this->persistentConnection = false;
}
// deprecated as of PHP 5.3.0
//set_magic_quotes_runtime(0);
$this->encoding = $enc;
}
}
/**
* set proxy info here
*
* @param string $proxyhost use an empty string to remove proxy
* @param string $proxyport
* @param string $proxyusername
* @param string $proxypassword
* @param string $proxyauthtype (basic|ntlm)
* @access public
*/
function setProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '', $proxyauthtype = 'basic') {
if ($proxyhost) {
$this->proxy = array(
'host' => $proxyhost,
'port' => $proxyport,
'username' => $proxyusername,
'password' => $proxypassword,
'authtype' => $proxyauthtype
);
if ($proxyusername != '' && $proxypassword != '' && $proxyauthtype = 'basic') {
$this->setHeader('Proxy-Authorization', ' Basic '.base64_encode($proxyusername.':'.$proxypassword));
}
} else {
$this->debug('remove proxy');
$proxy = null;
unsetHeader('Proxy-Authorization');
}
}
/**
* Test if the given string starts with a header that is to be skipped.
* Skippable headers result from chunked transfer and proxy requests.
*
* @param string $data The string to check.
* @returns boolean Whether a skippable header was found.
* @access private
*/
function isSkippableCurlHeader(&$data) {
$skipHeaders = array( 'HTTP/1.1 100',
'HTTP/1.0 301',
'HTTP/1.1 301',
'HTTP/1.0 302',
'HTTP/1.1 302',
'HTTP/1.0 401',
'HTTP/1.1 401',
'HTTP/1.0 200 Connection established');
foreach ($skipHeaders as $hd) {
$prefix = substr($data, 0, strlen($hd));
if ($prefix == $hd) return true;
}
return false;
}
/**
* decode a string that is encoded w/ "chunked' transfer encoding
* as defined in RFC2068 19.4.6
*
* @param string $buffer
* @param string $lb
* @returns string
* @access public
* @deprecated
*/
function decodeChunked($buffer, $lb){
// length := 0
$length = 0;
$new = '';
// read chunk-size, chunk-extension (if any) and CRLF
// get the position of the linebreak
$chunkend = strpos($buffer, $lb);
if ($chunkend == FALSE) {
$this->debug('no linebreak found in decodeChunked');
return $new;
}
$temp = substr($buffer,0,$chunkend);
$chunk_size = hexdec( trim($temp) );
$chunkstart = $chunkend + strlen($lb);
// while (chunk-size > 0) {
while ($chunk_size > 0) {
$this->debug("chunkstart: $chunkstart chunk_size: $chunk_size");
$chunkend = strpos( $buffer, $lb, $chunkstart + $chunk_size);
// Just in case we got a broken connection
if ($chunkend == FALSE) {
$chunk = substr($buffer,$chunkstart);
// append chunk-data to entity-body
$new .= $chunk;
$length += strlen($chunk);
break;
}
// read chunk-data and CRLF
$chunk = substr($buffer,$chunkstart,$chunkend-$chunkstart);
// append chunk-data to entity-body
$new .= $chunk;
// length := length + chunk-size
$length += strlen($chunk);
// read chunk-size and CRLF
$chunkstart = $chunkend + strlen($lb);
$chunkend = strpos($buffer, $lb, $chunkstart) + strlen($lb);
if ($chunkend == FALSE) {
break; //Just in case we got a broken connection
}
$temp = substr($buffer,$chunkstart,$chunkend-$chunkstart);
$chunk_size = hexdec( trim($temp) );
$chunkstart = $chunkend;
}
return $new;
}
/**
* Writes the payload, including HTTP headers, to $this->outgoing_payload.
*
* @param string $data HTTP body
* @param string $cookie_str data for HTTP Cookie header
* @return void
* @access private
*/
function buildPayload($data, $cookie_str = '') {
// Note: for cURL connections, $this->outgoing_payload is ignored,
// as is the Content-Length header, but these are still created as
// debugging guides.
// add content-length header
if ($this->request_method != 'GET') {
$this->setHeader('Content-Length', strlen($data));
}
// start building outgoing payload:
if ($this->proxy) {
$uri = $this->url;
} else {
$uri = $this->uri;
}
$req = "$this->request_method $uri HTTP/$this->protocol_version";
$this->debug("HTTP request: $req");
$this->outgoing_payload = "$req\r\n";
// loop thru headers, serializing
foreach($this->outgoing_headers as $k => $v){
$hdr = $k.': '.$v;
$this->debug("HTTP header: $hdr");
$this->outgoing_payload .= "$hdr\r\n";
}
// add any cookies
if ($cookie_str != '') {
$hdr = 'Cookie: '.$cookie_str;
$this->debug("HTTP header: $hdr");
$this->outgoing_payload .= "$hdr\r\n";
}
// header/body separator
$this->outgoing_payload .= "\r\n";
// add data
$this->outgoing_payload .= $data;
}
/**
* sends the SOAP request via HTTP[S]
*
* @param string $data message data
* @param array $cookies cookies to send
* @return boolean true if OK, false if problem
* @access private
*/
function sendRequest($data, $cookies = NULL) {
// build cookie string
$cookie_str = $this->getCookiesForRequest($cookies, (($this->scheme == 'ssl') || ($this->scheme == 'https')));
// build payload
$this->buildPayload($data, $cookie_str);
if ($this->io_method() == 'socket') {
// send payload
if(!fputs($this->fp, $this->outgoing_payload, strlen($this->outgoing_payload))) {
$this->setError('couldn\'t write message data to socket');
$this->debug('couldn\'t write message data to socket');
return false;
}
$this->debug('wrote data to socket, length = ' . strlen($this->outgoing_payload));
return true;
} else if ($this->io_method() == 'curl') {
// set payload
// cURL does say this should only be the verb, and in fact it
// turns out that the URI and HTTP version are appended to this, which
// some servers refuse to work with (so we no longer use this method!)
//$this->setCurlOption(CURLOPT_CUSTOMREQUEST, $this->outgoing_payload);
$curl_headers = array();
foreach($this->outgoing_headers as $k => $v){
if ($k == 'Connection' || $k == 'Content-Length' || $k == 'Host' || $k == 'Authorization' || $k == 'Proxy-Authorization') {
$this->debug("Skip cURL header $k: $v");
} else {
$curl_headers[] = "$k: $v";
}
}
if ($cookie_str != '') {
$curl_headers[] = 'Cookie: ' . $cookie_str;
}
$this->setCurlOption(CURLOPT_HTTPHEADER, $curl_headers);
$this->debug('set cURL HTTP headers');
if ($this->request_method == "POST") {
$this->setCurlOption(CURLOPT_POST, 1);
$this->setCurlOption(CURLOPT_POSTFIELDS, $data);
$this->debug('set cURL POST data');
} else {
}
// insert custom user-set cURL options
foreach ($this->ch_options as $key => $val) {
$this->setCurlOption($key, $val);
}
$this->debug('set cURL payload');
return true;
}
}
/**
* gets the SOAP response via HTTP[S]
*
* @return string the response (also sets member variables like incoming_payload)
* @access private
*/
function getResponse(){
$this->incoming_payload = '';
if ($this->io_method() == 'socket') {
// loop until headers have been retrieved
$data = '';
while (!isset($lb)){
// We might EOF during header read.
if(feof($this->fp)) {
$this->incoming_payload = $data;
$this->debug('found no headers before EOF after length ' . strlen($data));
$this->debug("received before EOF:\n" . $data);
$this->setError('server failed to send headers');
return false;
}
$tmp = fgets($this->fp, 256);
$tmplen = strlen($tmp);
$this->debug("read line of $tmplen bytes: " . trim($tmp));
if ($tmplen == 0) {
$this->incoming_payload = $data;
$this->debug('socket read of headers timed out after length ' . strlen($data));
$this->debug("read before timeout: " . $data);
$this->setError('socket read of headers timed out');
return false;
}
$data .= $tmp;
$pos = strpos($data,"\r\n\r\n");
if($pos > 1){
$lb = "\r\n";
} else {
$pos = strpos($data,"\n\n");
if($pos > 1){
$lb = "\n";
}
}
// remove 100 headers
if (isset($lb) && preg_match('/^HTTP\/1.1 100/',$data)) {
unset($lb);
$data = '';
}//
}
// store header data
$this->incoming_payload .= $data;
$this->debug('found end of headers after length ' . strlen($data));
// process headers
$header_data = trim(substr($data,0,$pos));
$header_array = explode($lb,$header_data);
$this->incoming_headers = array();
$this->incoming_cookies = array();
foreach($header_array as $header_line){
$arr = explode(':',$header_line, 2);
if(count($arr) > 1){
$header_name = strtolower(trim($arr[0]));
$this->incoming_headers[$header_name] = trim($arr[1]);
if ($header_name == 'set-cookie') {
// TODO: allow multiple cookies from parseCookie
$cookie = $this->parseCookie(trim($arr[1]));
if ($cookie) {
$this->incoming_cookies[] = $cookie;
$this->debug('found cookie: ' . $cookie['name'] . ' = ' . $cookie['value']);
} else {
$this->debug('did not find cookie in ' . trim($arr[1]));
}
}
} else if (isset($header_name)) {
// append continuation line to previous header
$this->incoming_headers[$header_name] .= $lb . ' ' . $header_line;
}
}
// loop until msg has been received
if (isset($this->incoming_headers['transfer-encoding']) && strtolower($this->incoming_headers['transfer-encoding']) == 'chunked') {
$content_length = 2147483647; // ignore any content-length header
$chunked = true;
$this->debug("want to read chunked content");
} elseif (isset($this->incoming_headers['content-length'])) {
$content_length = $this->incoming_headers['content-length'];
$chunked = false;
$this->debug("want to read content of length $content_length");
} else {
$content_length = 2147483647;
$chunked = false;
$this->debug("want to read content to EOF");
}
$data = '';
do {
if ($chunked) {
$tmp = fgets($this->fp, 256);
$tmplen = strlen($tmp);
$this->debug("read chunk line of $tmplen bytes");
if ($tmplen == 0) {
$this->incoming_payload = $data;
$this->debug('socket read of chunk length timed out after length ' . strlen($data));
$this->debug("read before timeout:\n" . $data);
$this->setError('socket read of chunk length timed out');
return false;
}
$content_length = hexdec(trim($tmp));
$this->debug("chunk length $content_length");
}
$strlen = 0;
while (($strlen < $content_length) && (!feof($this->fp))) {
$readlen = min(8192, $content_length - $strlen);
$tmp = fread($this->fp, $readlen);
$tmplen = strlen($tmp);
$this->debug("read buffer of $tmplen bytes");
if (($tmplen == 0) && (!feof($this->fp))) {
$this->incoming_payload = $data;
$this->debug('socket read of body timed out after length ' . strlen($data));
$this->debug("read before timeout:\n" . $data);
$this->setError('socket read of body timed out');
return false;
}
$strlen += $tmplen;
$data .= $tmp;
}
if ($chunked && ($content_length > 0)) {
$tmp = fgets($this->fp, 256);
$tmplen = strlen($tmp);
$this->debug("read chunk terminator of $tmplen bytes");
if ($tmplen == 0) {
$this->incoming_payload = $data;
$this->debug('socket read of chunk terminator timed out after length ' . strlen($data));
$this->debug("read before timeout:\n" . $data);
$this->setError('socket read of chunk terminator timed out');
return false;
}
}
} while ($chunked && ($content_length > 0) && (!feof($this->fp)));
if (feof($this->fp)) {
$this->debug('read to EOF');
}
$this->debug('read body of length ' . strlen($data));
$this->incoming_payload .= $data;
$this->debug('received a total of '.strlen($this->incoming_payload).' bytes of data from server');
// close filepointer
if(
(isset($this->incoming_headers['connection']) && strtolower($this->incoming_headers['connection']) == 'close') ||
(! $this->persistentConnection) || feof($this->fp)){
fclose($this->fp);
$this->fp = false;
$this->debug('closed socket');
}
// connection was closed unexpectedly
if($this->incoming_payload == ''){
$this->setError('no response from server');
return false;
}
// decode transfer-encoding
// if(isset($this->incoming_headers['transfer-encoding']) && strtolower($this->incoming_headers['transfer-encoding']) == 'chunked'){
// if(!$data = $this->decodeChunked($data, $lb)){
// $this->setError('Decoding of chunked data failed');
// return false;
// }
//print "<pre>\nde-chunked:\n---------------\n$data\n\n---------------\n</pre>";
// set decoded payload
// $this->incoming_payload = $header_data.$lb.$lb.$data;
// }
} else if ($this->io_method() == 'curl') {
// send and receive
$this->debug('send and receive with cURL');
$this->incoming_payload = curl_exec($this->ch);
$data = $this->incoming_payload;
$cErr = curl_error($this->ch);
if ($cErr != '') {
$err = 'cURL ERROR: '.curl_errno($this->ch).': '.$cErr.'<br>';
// TODO: there is a PHP bug that can cause this to SEGV for CURLINFO_CONTENT_TYPE
foreach(curl_getinfo($this->ch) as $k => $v){
$err .= "$k: $v<br>";
}
$this->debug($err);
$this->setError($err);
curl_close($this->ch);
return false;
} else {
//echo '<pre>';
//var_dump(curl_getinfo($this->ch));
//echo '</pre>';
}
// close curl
$this->debug('No cURL error, closing cURL');
curl_close($this->ch);
// try removing skippable headers
$savedata = $data;
while ($this->isSkippableCurlHeader($data)) {
$this->debug("Found HTTP header to skip");
if ($pos = strpos($data,"\r\n\r\n")) {
$data = ltrim(substr($data,$pos));
} elseif($pos = strpos($data,"\n\n") ) {
$data = ltrim(substr($data,$pos));
}
}
if ($data == '') {
// have nothing left; just remove 100 header(s)
$data = $savedata;
while (preg_match('/^HTTP\/1.1 100/',$data)) {
if ($pos = strpos($data,"\r\n\r\n")) {
$data = ltrim(substr($data,$pos));
} elseif($pos = strpos($data,"\n\n") ) {
$data = ltrim(substr($data,$pos));
}
}
}
// separate content from HTTP headers
if ($pos = strpos($data,"\r\n\r\n")) {
$lb = "\r\n";
} elseif( $pos = strpos($data,"\n\n")) {
$lb = "\n";
} else {
$this->debug('no proper separation of headers and document');
$this->setError('no proper separation of headers and document');
return false;
}
$header_data = trim(substr($data,0,$pos));
$header_array = explode($lb,$header_data);
$data = ltrim(substr($data,$pos));
$this->debug('found proper separation of headers and document');
$this->debug('cleaned data, stringlen: '.strlen($data));
// clean headers
foreach ($header_array as $header_line) {
$arr = explode(':',$header_line,2);
if(count($arr) > 1){
$header_name = strtolower(trim($arr[0]));
$this->incoming_headers[$header_name] = trim($arr[1]);
if ($header_name == 'set-cookie') {
// TODO: allow multiple cookies from parseCookie
$cookie = $this->parseCookie(trim($arr[1]));
if ($cookie) {
$this->incoming_cookies[] = $cookie;
$this->debug('found cookie: ' . $cookie['name'] . ' = ' . $cookie['value']);
} else {
$this->debug('did not find cookie in ' . trim($arr[1]));
}
}
} else if (isset($header_name)) {
// append continuation line to previous header
$this->incoming_headers[$header_name] .= $lb . ' ' . $header_line;
}
}
}
$this->response_status_line = $header_array[0];
$arr = explode(' ', $this->response_status_line, 3);
$http_version = $arr[0];
$http_status = intval($arr[1]);
$http_reason = count($arr) > 2 ? $arr[2] : '';
// see if we need to resend the request with http digest authentication
if (isset($this->incoming_headers['location']) && ($http_status == 301 || $http_status == 302)) {
$this->debug("Got $http_status $http_reason with Location: " . $this->incoming_headers['location']);
$this->setURL($this->incoming_headers['location']);
$this->tryagain = true;
return false;
}
// see if we need to resend the request with http digest authentication
if (isset($this->incoming_headers['www-authenticate']) && $http_status == 401) {
$this->debug("Got 401 $http_reason with WWW-Authenticate: " . $this->incoming_headers['www-authenticate']);
if (strstr($this->incoming_headers['www-authenticate'], "Digest ")) {
$this->debug('Server wants digest authentication');
// remove "Digest " from our elements
$digestString = str_replace('Digest ', '', $this->incoming_headers['www-authenticate']);
// parse elements into array
$digestElements = explode(',', $digestString);
foreach ($digestElements as $val) {
$tempElement = explode('=', trim($val), 2);
$digestRequest[$tempElement[0]] = str_replace("\"", '', $tempElement[1]);
}
// should have (at least) qop, realm, nonce
if (isset($digestRequest['nonce'])) {
$this->setCredentials($this->username, $this->password, 'digest', $digestRequest);
$this->tryagain = true;
return false;
}
}
$this->debug('HTTP authentication failed');
$this->setError('HTTP authentication failed');
return false;
}
if (
($http_status >= 300 && $http_status <= 307) ||
($http_status >= 400 && $http_status <= 417) ||
($http_status >= 501 && $http_status <= 505)
) {
$this->setError("Unsupported HTTP response status $http_status $http_reason (soapclient->response has contents of the response)");
return false;
}
// decode content-encoding
if(isset($this->incoming_headers['content-encoding']) && $this->incoming_headers['content-encoding'] != ''){
if(strtolower($this->incoming_headers['content-encoding']) == 'deflate' || strtolower($this->incoming_headers['content-encoding']) == 'gzip'){
// if decoding works, use it. else assume data wasn't gzencoded
if(function_exists('gzinflate')){
//$timer->setMarker('starting decoding of gzip/deflated content');
// IIS 5 requires gzinflate instead of gzuncompress (similar to IE 5 and gzdeflate v. gzcompress)
// this means there are no Zlib headers, although there should be
$this->debug('The gzinflate function exists');
$datalen = strlen($data);
if ($this->incoming_headers['content-encoding'] == 'deflate') {
if ($degzdata = @gzinflate($data)) {
$data = $degzdata;
$this->debug('The payload has been inflated to ' . strlen($data) . ' bytes');
if (strlen($data) < $datalen) {
// test for the case that the payload has been compressed twice
$this->debug('The inflated payload is smaller than the gzipped one; try again');
if ($degzdata = @gzinflate($data)) {
$data = $degzdata;
$this->debug('The payload has been inflated again to ' . strlen($data) . ' bytes');
}
}
} else {
$this->debug('Error using gzinflate to inflate the payload');
$this->setError('Error using gzinflate to inflate the payload');
}
} elseif ($this->incoming_headers['content-encoding'] == 'gzip') {
if ($degzdata = @gzinflate(substr($data, 10))) { // do our best
$data = $degzdata;
$this->debug('The payload has been un-gzipped to ' . strlen($data) . ' bytes');
if (strlen($data) < $datalen) {
// test for the case that the payload has been compressed twice
$this->debug('The un-gzipped payload is smaller than the gzipped one; try again');
if ($degzdata = @gzinflate(substr($data, 10))) {
$data = $degzdata;
$this->debug('The payload has been un-gzipped again to ' . strlen($data) . ' bytes');
}
}
} else {
$this->debug('Error using gzinflate to un-gzip the payload');
$this->setError('Error using gzinflate to un-gzip the payload');
}
}
//$timer->setMarker('finished decoding of gzip/deflated content');
//print "<xmp>\nde-inflated:\n---------------\n$data\n-------------\n</xmp>";
// set decoded payload
$this->incoming_payload = $header_data.$lb.$lb.$data;
} else {
$this->debug('The server sent compressed data. Your php install must have the Zlib extension compiled in to support this.');
$this->setError('The server sent compressed data. Your php install must have the Zlib extension compiled in to support this.');
}
} else {
$this->debug('Unsupported Content-Encoding ' . $this->incoming_headers['content-encoding']);
$this->setError('Unsupported Content-Encoding ' . $this->incoming_headers['content-encoding']);
}
} else {
$this->debug('No Content-Encoding header');
}
if(strlen($data) == 0){
$this->debug('no data after headers!');
$this->setError('no data present after HTTP headers');
return false;
}
return $data;
}
/**
* sets the content-type for the SOAP message to be sent
*
* @param string $type the content type, MIME style
* @param mixed $charset character set used for encoding (or false)
* @access public
*/
function setContentType($type, $charset = false) {
$this->setHeader('Content-Type', $type . ($charset ? '; charset=' . $charset : ''));
}
/**
* specifies that an HTTP persistent connection should be used
*
* @return boolean whether the request was honored by this method.
* @access public
*/
function usePersistentConnection(){
if (isset($this->outgoing_headers['Accept-Encoding'])) {
return false;
}
$this->protocol_version = '1.1';
$this->persistentConnection = true;
$this->setHeader('Connection', 'Keep-Alive');
return true;
}
/**
* parse an incoming Cookie into it's parts
*
* @param string $cookie_str content of cookie
* @return array with data of that cookie
* @access private
*/
/*
* TODO: allow a Set-Cookie string to be parsed into multiple cookies
*/
function parseCookie($cookie_str) {
$cookie_str = str_replace('; ', ';', $cookie_str) . ';';
$data = preg_split('/;/', $cookie_str);
$value_str = $data[0];
$cookie_param = 'domain=';
$start = strpos($cookie_str, $cookie_param);
if ($start > 0) {
$domain = substr($cookie_str, $start + strlen($cookie_param));
$domain = substr($domain, 0, strpos($domain, ';'));
} else {
$domain = '';
}
$cookie_param = 'expires=';
$start = strpos($cookie_str, $cookie_param);
if ($start > 0) {
$expires = substr($cookie_str, $start + strlen($cookie_param));
$expires = substr($expires, 0, strpos($expires, ';'));
} else {
$expires = '';
}
$cookie_param = 'path=';
$start = strpos($cookie_str, $cookie_param);
if ( $start > 0 ) {
$path = substr($cookie_str, $start + strlen($cookie_param));
$path = substr($path, 0, strpos($path, ';'));
} else {
$path = '/';
}
$cookie_param = ';secure;';
if (strpos($cookie_str, $cookie_param) !== FALSE) {
$secure = true;
} else {
$secure = false;
}
$sep_pos = strpos($value_str, '=');
if ($sep_pos) {
$name = substr($value_str, 0, $sep_pos);
$value = substr($value_str, $sep_pos + 1);
$cookie= array( 'name' => $name,
'value' => $value,
'domain' => $domain,
'path' => $path,
'expires' => $expires,
'secure' => $secure
);
return $cookie;
}
return false;
}
/**
* sort out cookies for the current request
*
* @param array $cookies array with all cookies
* @param boolean $secure is the send-content secure or not?
* @return string for Cookie-HTTP-Header
* @access private
*/
function getCookiesForRequest($cookies, $secure=false) {
$cookie_str = '';
if ((! is_null($cookies)) && (is_array($cookies))) {
foreach ($cookies as $cookie) {
if (! is_array($cookie)) {
continue;
}
$this->debug("check cookie for validity: ".$cookie['name'].'='.$cookie['value']);
if ((isset($cookie['expires'])) && (! empty($cookie['expires']))) {
if (strtotime($cookie['expires']) <= time()) {
$this->debug('cookie has expired');
continue;
}
}
if ((isset($cookie['domain'])) && (! empty($cookie['domain']))) {
$domain = preg_quote($cookie['domain']);
if (! preg_match("'.*$domain$'i", $this->host)) {
$this->debug('cookie has different domain');
continue;
}
}
if ((isset($cookie['path'])) && (! empty($cookie['path']))) {
$path = preg_quote($cookie['path']);
if (! preg_match("'^$path.*'i", $this->path)) {
$this->debug('cookie is for a different path');
continue;
}
}
if ((! $secure) && (isset($cookie['secure'])) && ($cookie['secure'])) {
$this->debug('cookie is secure, transport is not');
continue;
}
$cookie_str .= $cookie['name'] . '=' . $cookie['value'] . '; ';
$this->debug('add cookie to Cookie-String: ' . $cookie['name'] . '=' . $cookie['value']);
}
}
return $cookie_str;
}
}
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