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HTTP POST and REQUEST API from jacobsantos. see #4779 

git-svn-id: http://svn.automattic.com/wordpress/trunk@8516 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2008-08-01 05:00:07 +00:00
parent 06a67ae8d2
commit 3c99cfc4f5
4 changed files with 927 additions and 48 deletions
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29
wp-includes/cron.php
View File

@ -71,6 +71,13 @@ function wp_next_scheduled( $hook, $args = array() ) {
return false;
}
/**
* Send request to run cron through HTTP request that doesn't halt page loading.
*
* @since 2.1.0
*
* @return null CRON could not be spawned, because it is not needed to run.
*/
function spawn_cron() {
$crons = _get_cron_array();
@ -81,27 +88,9 @@ function spawn_cron() {
if ( array_shift( $keys ) > time() )
return;
$cron_url = get_option( 'siteurl' ) . '/wp-cron.php';
$parts = parse_url( $cron_url );
$cron_url = get_option( 'siteurl' ) . '/wp-cron.php?check=' . wp_hash('187425');
if ($parts['scheme'] == 'https') {
// support for SSL was added in 4.3.0
if (version_compare(phpversion(), '4.3.0', '>=') && function_exists('openssl_open')) {
$port = isset($parts['port']) ? $parts['port'] : 443;
$argyle = @fsockopen('ssl://' . $parts['host'], $port, $errno, $errstr, 0.01);
} else {
return false;
}
} else {
$port = isset($parts['port']) ? $parts['port'] : 80;
$argyle = @ fsockopen( $parts['host'], $port, $errno, $errstr, 0.01 );
}
if ( $argyle )
fputs( $argyle,
"GET {$parts['path']}?check=" . wp_hash('187425') . " HTTP/1.0\r\n"
. "Host: {$_SERVER['HTTP_HOST']}\r\n\r\n"
);
wp_remote_post($cron_url, array('timeout' => 0.01));
}
function wp_cron() {

890
wp-includes/http.php Normal file
View File

@ -0,0 +1,890 @@
<?php
/**
* Simple HTTP request fallback system
*
* @package WordPress
* @subpackage HTTP
* @since {@internal Version Unknown}}
* @author Jacob Santos <wordpress@santosj.name>
*/
/**
* Abstract class for all of the fallback implementation
* classes. The implementation classes will extend this class
* to keep common API methods universal between different
* functionality.
*
* @package WordPress
* @subpackage HTTP
* @since {@internal Version Unknown}}
*/
class WP_Http
{
/**
* PHP4 style Constructor - Calls PHP5 Style Constructor
*
* @since {@internal Version Unknown}}
* @return WP_Http
*/
function WP_Http()
{
$this->__construct();
}
/**
* PHP5 style Constructor - Setup available transport if not available.
*
* @since {@internal Version Unknown}}
* @return WP_Http
*/
function __construct()
{
WP_Http::_getTransport();
}
/**
* Tests the WordPress HTTP objects for an object to use and returns it.
*
* Tests all of the objects and returns the object that passes. Also caches
* that object to be used later.
*
* @since {@internal Version Unknown}}
* @access private
*
* @return object|null Null if no transports are available, HTTP transport object.
*/
function &_getTransport()
{
static $working_transport;
if( is_null($working_transport) ) {
if( true === WP_Http_Streams::test() )
$working_transport = new WP_Http_Streams();
else if( true === WP_Http_ExtHttp::test() )
$working_transport = new WP_Http_ExtHttp();
else if( true === WP_Http_Fopen::test() )
$working_transport = new WP_Http_Fopen();
else if( true === WP_Http_Fsockopen::test() )
$working_transport = new WP_Http_Fsockopen();
}
return $working_transport;
}
/**
* Tests the WordPress HTTP objects for an object to use and returns it.
*
* Tests all of the objects and returns the object that passes. Also caches
* that object to be used later. This is for posting content to a URL and
* is used when there is a body. The plain Fopen Transport can not be used
* to send content, but the streams transport can. This is a limitation that
* is addressed here.
*
* @since {@internal Version Unknown}}
* @access private
*
* @return object|null Null if no transports are available, HTTP transport object.
*/
function &_postTransport()
{
static $working_transport;
if( is_null($working_transport) ) {
if( true === WP_Http_Streams::test() )
$working_transport = new WP_Http_Streams();
else if( true === WP_Http_ExtHttp::test() )
$working_transport = new WP_Http_ExtHttp();
else if( true === WP_Http_Fsockopen::test() )
$working_transport = new WP_Http_Fsockopen();
}
return $working_transport;
}
/**
* Retrieve the location and set the class properties after the site has been retrieved.
*
* @access public
* @since {@internal Version Unknown}}
*
* @param string $url
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs. Expects sanitized.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @param str|array $type Optional. Should be an already processed array with HTTP arguments.
* @return boolean
*/
function request($url, $args=array(), $headers=null, $body=null)
{
global $wp_version;
$defaults = array(
'method' => 'GET', 'timeout' => 3,
'redirection' => 5, 'redirected' => false,
'httpversion' => '1.0'
);
$r = wp_parse_args( $args, $defaults );
if( !is_null($headers) && !is_array($headers) ) {
$processedHeaders = WP_Http::processHeaders($headers);
$headers = $processedHeaders['headers'];
} else {
$headers = array();
}
if( !isset($headers['user-agent']) || !isset($headers['User-Agent']) )
$headers['user-agent'] = apply_filters('http_headers_useragent', 'WordPress/'.$wp_version );
if( is_null($body) )
$transport = WP_Http::_getTransport();
else
$transport = WP_Http::_postTransport();
return $transport->request($url, $headers, $body, $r);
}
/**
* Uses the POST HTTP method.
*
* Used for sending data that is expected to be in the body.
*
* @access public
* @since {@internal Version Unknown}}
*
* @param string $url The location of the site and page to retrieve.
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @return boolean
*/
function post($url, $args=array(), $headers=null, $body=null)
{
$defaults = array('method' => 'POST');
$r = wp_parse_args( $args, $defaults );
return $this->request($url, $headers, $body, $r);
}
/**
* Uses the GET HTTP method.
*
* Used for sending data that is expected to be in the body.
*
* @access public
* @since {@internal Version Unknown}}
*
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @return boolean
*/
function get($url, $args=array(), $headers=null, $body=null)
{
$defaults = array('method' => 'GET');
$r = wp_parse_args( $args, $defaults );
return $this->request($url, $headers, $body, $r);
}
/**
* Uses the HEAD HTTP method.
*
* Used for sending data that is expected to be in the body.
*
* @access public
* @since {@internal Version Unknown}}
*
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @return boolean
*/
function head($url, $args=array(), $headers=null, $body=null)
{
$defaults = array('method' => 'HEAD');
$r = wp_parse_args( $args, $defaults );
return $this->request($url, $r, $headers, $body);
}
/**
* Parses the responses and splits the parts into headers and body.
*
* @access public
* @static
* @since {@internal Version Unknown}}
*
* @param string $strResponse The full response string
* @return array Array with 'headers' and 'body' keys.
*/
function processResponse($strResponse)
{
list($theHeaders, $theBody) = explode("\r\n\r\n", $strResponse, 2);
return array('headers' => $theHeaders, 'body' => $theBody);
}
/**
* Whether response code is in the 400 range.
*
* @access public
* @static
* @since {@internal Version Unknown}}
*
* @param array $response Array with code and message keys
* @return bool True if 40x Response, false if something else.
*/
function is400Response($response)
{
if( (int) substr($response, 0, 1) == 4 )
return true;
return false;
}
/**
* Whether the headers returned a redirect location.
*
* @access public
* @static
* @since {@internal Version Unknown}}
*
* @param array $headers Array with headers
* @return bool True if Location header is found.
*/
function isRedirect($headers)
{
if( isset($headers['location']) )
return true;
return false;
}
/**
* Transform header string into an array.
*
* Will overwrite the last header value, if it is not empty.
*
* @access public
* @static
* @since {@internal Version Unknown}}
*
* @param string|array $headers
* @return array
*/
function processHeaders($headers)
{
if( is_array($headers) )
return $headers;
$headers = explode("\n", str_replace(array("\r"), '', $headers) );
$response = array('code' => 0, 'message' => '');
$newheaders = array();
foreach($headers as $tempheader) {
if( empty($tempheader) )
continue;
if( false === strpos($tempheader, ':') ) {
list( , $iResponseCode, $strResponseMsg) = explode(" ", $tempheader, 3);
$response['code'] = $iResponseCode;
$response['message'] = $strResponseMsg;
continue;
}
list($key, $value) = explode(":", $tempheader, 2);
if( !empty($value) )
$newheaders[strtolower($key)] = trim($value);
}
return array('response' => $response, 'headers' => $newheaders);
}
}
/**
* HTTP request method uses fsockopen function to retrieve the url.
*
* Preferred method since it works with all WordPress supported PHP versions.
*
* @package WordPress
* @subpackage HTTP
* @since {@internal Version Unknown}}
*/
class WP_Http_Fsockopen
{
/**
* Retrieve the location and set the class properties after the site has been retrieved.
*
* @since {@internal Version Unknown}}
* @access public
* @param string $url
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs. Expects sanitized.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @param str|array $type Optional. Should be an already processed array with HTTP arguments.
* @return boolean
*/
function request($url, $args=array(), $headers=null, $body=null)
{
$defaults = array(
'method' => 'GET', 'timeout' => 3,
'redirection' => 5, 'httpversion' => '1.0'
);
$r = wp_parse_args( $args, $defaults );
$iError = null; // Store error number
$strError = null; // Store error string
$arrURL = parse_url($url);
$secure_transport = false;
if( !isset($arrURL['port']) ) {
if( (($arrURL['scheme'] == 'ssl' || $arrURL['scheme'] == 'https')) && extension_loaded('openssl') ) {
$arrURL['host'] = 'ssl://'.$arrURL['host'];
$arrURL['port'] = apply_filters('http_request_default_port', 443);
$secure_transport = true;
}
else
$arrURL['port'] = apply_filters('http_request_default_port', 80);
}
else
$arrURL['port'] = apply_filters('http_request_port', $arrURL['port']);
if( true === $secure_transport )
$error_reporting = error_reporting(0);
$handle = fsockopen($arrURL['host'], $arrURL['port'], $iError, $strError, apply_filters('http_request_timeout', absint($r['timeout']) ) );
if( false === $handle ) {
return new WP_Error('http_request_failed', $iError.': '.$strError);
}
$requestPath = $arrURL['path'] . ( isset($arrURL['query']) ? '?' . $arrURL['query'] : '' );
$requestPath = (empty($requestPath)) ? '/' : $requestPath;
$strHeaders = '';
$strHeaders .= strtoupper($r['method']).' '.$requestPath.' HTTP/'.$r['httpversion']."\r\n";
$strHeaders .= 'Host: '.$arrURL['host']."\r\n";
if( is_array($header) ) {
foreach( (array) $this->getHeaders() as $header => $headerValue)
$strHeaders .= $header.': '.$headerValue."\r\n";
} else
$strHeaders .= $header;
$strHeaders .= "\r\n";
if( !is_null($body) )
$strHeaders .= $body;
fwrite($handle, $strHeaders);
$strResponse = '';
while( !feof($handle) ) {
$strResponse .= fread($handle, 4096);
}
fclose($handle);
if( true === $secure_transport )
error_reporting($error_reporting);
$process = WP_Http::processResponse($strResponse);
$arrHeaders = WP_Http::processHeaders($process['headers']);
if( WP_Http::is400Response($arrHeaders['response']) )
return new WP_Error('http_request_failed', $arrHeaders['response']['code'] .': '. $arrHeaders['response']['message']);
if( isset($arrHeaders['headers']['location']) ) {
if( $r['redirection']-- > 0 ) {
return $this->request($arrHeaders['headers']['location'], $r, $headers, $body);
} else
return new WP_Error('http_request_failed', __('Too many redirects.'));
}
return array('headers' => $arrHeaders['headers'], 'body' => $process['body'], 'response' => $arrHeaders['response']);
}
/**
* Whether this class can be used for retrieving an URL.
*
* @since {@internal Version Unknown}}
* @static
* @return boolean False means this class can not be used, true means it can.
*/
function test()
{
if( function_exists( 'fsockopen' ) )
return true;
return false;
}
}
/**
* HTTP request method uses fopen function to retrieve the url.
*
* Requires PHP version greater than 4.3.0 for stream support. Does not allow
* for $context support, but should still be okay, to write the headers, before
* getting the response. Also requires that 'allow_url_fopen' to be enabled.
*
* Second preferred method for handling the retrieving the url for PHP 4.3+.
*
* @package WordPress
* @subpackage HTTP
* @since {@internal Version Unknown}}
*/
class WP_Http_Fopen
{
/**
* Retrieve the location and set the class properties after the site has been retrieved.
*
* @access public
* @since {@internal Version Unknown}}
*
* @param string $url
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs. Expects sanitized.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @param str|array $type Optional. Should be an already processed array with HTTP arguments.
* @return boolean
*/
function request($url, $args=array(), $headers=null, $body=null)
{
global $http_response_header;
$defaults = array(
'method' => 'GET', 'timeout' => 3,
'redirection' => 5, 'httpversion' => '1.0'
);
$r = wp_parse_args( $args, $defaults );
$arrURL = parse_url($url);
if( 'http' != $arrURL['scheme'] || 'https' != $arrURL['scheme'] )
$url = str_replace($arrURL['scheme'], 'http', $url);
$handle = fopen($url, 'rb');
if(!$handle)
return new WP_Error('http_request_failed', sprintf(__("Could not open handle for fopen() to %s"), $url));
if( function_exists('stream_set_timeout') )
stream_set_timeout($handle, apply_filters('http_request_timeout', $r['timeout']) );
$strResponse = '';
while(!feof($handle)) {
$strResponse .= fread($handle, 4096);
}
$theHeaders = '';
if( function_exists('stream_get_meta_data') ) {
$meta = stream_get_meta_data($handle);
$theHeaders = $meta['wrapper_data'];
} else {
$theHeaders = $http_response_header;
}
fclose($handle);
$processedHeaders = WP_Http::processHeaders($theHeaders);
return array('headers' => $processedHeaders['headers'], 'body' => $strResponse, 'response' => $processedHeaders['response']);
}
/**
* Whether this class can be used for retrieving an URL.
*
* @static
* @return boolean False means this class can not be used, true means it can.
*/
function test()
{
if( !function_exists('fopen') || (function_exists('ini_get') && true != ini_get('allow_url_fopen')) )
return false;
return true;
}
}
/**
* HTTP request method uses Streams to retrieve the url.
*
* Requires PHP 5.0+ and uses fopen with stream context. Requires that
* 'allow_url_fopen' PHP setting to be enabled.
*
* Second preferred method for getting the URL, for PHP 5.
*
* @package WordPress
* @subpackage HTTP
* @since {@internal Version Unknown}}
*/
class WP_Http_Streams
{
/**
* Retrieve the location and set the class properties after the site has been retrieved.
*
* @access public
* @since {@internal Version Unknown}}
*
* @param string $url
* @param str|array $args Optional. Override the defaults.
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs. Expects sanitized.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @return boolean
*/
function request($url, $args=array(), $headers=null, $body=null)
{
$defaults = array(
'method' => 'GET', 'timeout' => 3,
'redirection' => 5, 'httpversion' => '1.0'
);
$r = wp_parse_args( $args, $defaults );
$arrURL = parse_url($url);
if( 'http' != $arrURL['scheme'] || 'https' != $arrURL['scheme'] )
$url = str_replace($arrURL['scheme'], 'http', $url);
$arrContext = array('http' =>
array(
'method' => strtoupper($r['method']),
'user-agent' => $headers['User-Agent'],
'max_redirects' => $r['redirection'],
'protocol_version' => (float) $r['httpversion'],
'header' => $headers
)
);
if( !is_null($body) )
$arrContext['http']['content'] = $body;
$context = stream_context_create($arrContext);
$handle = fopen($url, 'rb', false, $context);
stream_set_timeout($handle, apply_filters('http_request_stream_timeout', $this->timeout) );
if(!$handle)
return new WP_Error('http_request_failed', sprintf(__("Could not open handle for fopen() to %s"), $url));
$strResponse = stream_get_contents($handle);
$meta = stream_get_meta_data($handle);
fclose($handle);
$processedHeaders = WP_Http::processHeaders($meta['wrapper_data']);
return array('headers' => $processedHeaders['headers'], 'body' => $strResponse, 'response' => $processedHeaders['response']);
}
/**
* Whether this class can be used for retrieving an URL.
*
* @static
* @access public
* @since {@internal Version Unknown}}
*
* @return boolean False means this class can not be used, true means it can.
*/
function test()
{
if( !function_exists('fopen') || (function_exists('ini_get') && true != ini_get('allow_url_fopen')) )
return false;
if( version_compare(PHP_VERSION, '5.0', '<') )
return false;
return true;
}
}
/**
* HTTP request method uses HTTP extension to retrieve the url.
*
* Requires the HTTP extension to be installed.
*
* Last ditch effort to retrieve the URL before complete failure.
*
* @package WordPress
* @subpackage HTTP
* @since {@internal Version Unknown}}
*/
class WP_Http_ExtHTTP
{
/**
* Retrieve the location and set the class properties after the site has been retrieved.
*
* @access public
* @since {@internal Version Unknown}}
*
* @param string $url
* @param str|array $args Optional. Override the defaults.
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs. Expects sanitized.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @return boolean
*/
function request($url, $args=array(), $headers=null, $body=null)
{
global $wp_version;
$defaults = array(
'method' => 'GET', 'timeout' => 3,
'redirection' => 5, 'httpversion' => '1.0',
'user_agent' => apply_filters('http_headers_useragent', 'WordPress/'.$wp_version)
);
$r = wp_parse_args( $args, $defaults );
if( isset($headers['User-Agent']) )
unset($headers['User-Agent']);
switch($r['method'])
{
case 'GET':
$r['method'] = HTTP_METH_GET;
break;
case 'POST':
$r['method'] = HTTP_METH_POST;
break;
case 'HEAD':
$r['method'] = HTTP_METH_HEAD;
break;
default:
$r['method'] = HTTP_METH_GET;
}
$arrURL = parse_url($url);
if( 'http' != $arrURL['scheme'] || 'https' != $arrURL['scheme'] )
$url = str_replace($arrURL['scheme'], 'http', $url);
$options = array(
'timeout' => $this->timeout,
'connecttimeout' => apply_filters('http_request_stream_timeout', $this->timeout),
'redirect' => apply_filters('http_request_redirect', 3),
'useragent' => $r['user_agent'],
'headers' => $headers,
);
$strResponse = http_request($r['method'], $url, $body, $options, $info);
if( false === $strResponse )
return new WP_Error('http_request_failed', $info['response_code'] .': '. $info['error']);
list($theHeaders, $theBody) = explode("\r\n\r\n", $strResponse, 2);
$theHeaders = WP_Http::processHeaders($theHeaders);
$theResponse = array();
$theResponse['response']['code'] = $info['response_code'];
$theResponse['response']['message'] = get_status_header_desc($info['response_code']);
return array('headers' => $theHeaders['headers'], 'body' => $theBody, 'response' => $theResponse);
}
/**
* Whether this class can be used for retrieving an URL.
*
* @static
* @since {@internal Version Unknown}}
*
* @return boolean False means this class can not be used, true means it can.
*/
function test()
{
if( function_exists('http_request') )
return true;
return false;
}
}
/**
* Returns the initialized WP_Http Object
*
* @since {@internal Version Unknown}}
* @access private
*
* @return WP_Http HTTP Transport object.
*/
function &_wp_http_get_object() {
static $http;
if( is_null($http) )
$http = new WP_Http();
return $http;
}
/**
* Retrieve the raw response from the HTTP request.
*
* The array structure is a little complex.
*
* <code>
* $res = array( 'headers' =>
* 'response' => array('code', 'message'),
* 'headers' => array()
* );
* </code>
*
* All of the headers in $res['headers']['headers'] are with the name as the key
* and the value as the value. So to get the User-Agent, you would do the
* following.
*
* <code>
* $user_agent = $res['headers']['headers']['user-agent'];
* </code>
*
* The body is the raw response content and can be retrieved from $res['body'].
*
* This function is called first to make the request and there are other API
* functions to abstract out the above convoluted setup.
*
* @since {@internal Version Unknown}}
*
* @param string $url Site URL to retrieve.
* @param array $args Optional. Override the defaults.
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @return string The body of the response
*/
function wp_remote_request($url, $args=array(), $headers=null, $body=null) {
$objFetchSite = _wp_http_get_object();
return $objFetchSite->request($url, $headers, $body, $args);
}
/**
* Retrieve the raw response from the HTTP request using the GET method.
*
* @see wp_remote_request() For more information on the response array format.
*
* @since {@internal Version Unknown}}
*
* @param string $url Site URL to retrieve.
* @param array $args Optional. Override the defaults.
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @return string The body of the response
*/
function wp_remote_get($url, $args=array(), $headers=null, $body=null) {
$objFetchSite = _wp_http_get_object();
return $objFetchSite->get($url, $headers, $body, $args);
}
/**
* Retrieve the raw response from the HTTP request using the POST method.
*
* @see wp_remote_request() For more information on the response array format.
*
* @since {@internal Version Unknown}}
*
* @param string $url Site URL to retrieve.
* @param array $args Optional. Override the defaults.
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @return string The body of the response
*/
function wp_remote_post($url, $args=array(), $headers=null, $body=null) {
$objFetchSite = _wp_http_get_object();
return $objFetchSite->post($url, $headers, $body, $args);
}
/**
* Retrieve the raw response from the HTTP request using the HEAD method.
*
* @see wp_remote_request() For more information on the response array format.
*
* @since {@internal Version Unknown}}
*
* @param string $url Site URL to retrieve.
* @param array $args Optional. Override the defaults.
* @param string|array $headers Optional. Either the header string or array of Header name and value pairs.
* @param string $body Optional. The body that should be sent. Expected to be already processed.
* @return string The body of the response
*/
function wp_remote_head($url, $args=array(), $headers=null, $body=null) {
$objFetchSite = _wp_http_get_object();
return $objFetchSite->head($url, $headers, $body, $args);
}
/**
* Retrieve only the headers from the raw response.
*
* @since {@internal Version Unknown}}
*
* @param array $response HTTP response.
* @return array The headers of the response. Empty array if incorrect parameter given.
*/
function wp_remote_retrieve_headers(&$response) {
if( !isset($response['headers']) || !is_array($response['headers']))
return array();
return $response['headers'];
}
/**
* Retrieve a single header by name from the raw response.
*
* @since {@internal Version Unknown}}
*
* @param array $response
* @param string $header Header name to retrieve value from.
* @return array The header value. Empty string on if incorrect parameter given.
*/
function wp_remote_retrieve_header(&$response, $header) {
if( !isset($response['headers']) || !is_array($response['headers']))
return '';
if( array_key_exists($header, $response['headers']) )
return $response['headers'][$header];
return '';
}
/**
* Retrieve only the response code from the raw response.
*
* Will return an empty array if incorrect parameter value is given.
*
* @since {@internal Version Unknown}}
*
* @param array $response HTTP response.
* @return array The keys 'code' and 'message' give information on the response.
*/
function wp_remote_retrieve_response_code(&$response) {
if( !isset($response['response']) || !is_array($response['response']))
return '';
return $response['response']['code'];
}
/**
* Retrieve only the response message from the raw response.
*
* Will return an empty array if incorrect parameter value is given.
*
* @since {@internal Version Unknown}}
*
* @param array $response HTTP response.
* @return array The keys 'code' and 'message' give information on the response.
*/
function wp_remote_retrieve_response_message(&$response) {
if( !isset($response['response']) || !is_array($response['response']))
return '';
return $response['response']['message'];
}
/**
* Retrieve only the body from the raw response.
*
* @since {@internal Version Unknown}}
*
* @param array $response HTTP response.
* @return string The body of the response. Empty string if no body or incorrect parameter given.
*/
function wp_remote_retrieve_body(&$response) {
if( !isset($response['body']) )
return '';
return $response['body'];
}
?>

55
wp-includes/update.php
View File

@ -7,10 +7,11 @@
*/
/**
* wp_version_check() - Check WordPress version against the newest version.
*
* The WordPress version, PHP version, and Locale is sent. Checks against the WordPress server at
* api.wordpress.org. Will only check if PHP has fsockopen enabled and WordPress isn't installing.
* Check WordPress version against the newest version. *
* The WordPress version, PHP version, and Locale is sent. Checks against the
* WordPress server at api.wordpress.org server. Will only check if WordPress
* isn't installing.
*
* @package WordPress
* @since 2.3
@ -19,7 +20,7 @@
* @return mixed Returns null if update is unsupported. Returns false if check is too soon.
*/
function wp_version_check() {
if ( !function_exists('fsockopen') || defined('WP_INSTALLING') )
if ( defined('WP_INSTALLING') )
return;
global $wp_version;
@ -39,34 +40,32 @@ function wp_version_check() {
$new_option->last_checked = time(); // this gets set whether we get a response or not, so if something is down or misconfigured it won't delay the page load for more than 3 seconds, twice a day
$new_option->version_checked = $wp_version;
$http_request = "GET /core/version-check/1.1/?version=$wp_version&php=$php_version&locale=$locale HTTP/1.0\r\n";
$http_request .= "Host: api.wordpress.org\r\n";
$http_request .= 'Content-Type: application/x-www-form-urlencoded; charset=' . get_option('blog_charset') . "\r\n";
$http_request .= 'User-Agent: WordPress/' . $wp_version . '; ' . get_bloginfo('url') . "\r\n";
$http_request .= "\r\n";
$url = "http://api.wordpress.org/core/version-check/1.1/?version=$wp_version&php=$php_version&locale=$locale";
$options = array('timeout' => 3);
$response = '';
if ( false !== ( $fs = @fsockopen( 'api.wordpress.org', 80, $errno, $errstr, 3 ) ) && is_resource($fs) ) {
fwrite( $fs, $http_request );
while ( !feof( $fs ) )
$response .= fgets( $fs, 1160 ); // One TCP-IP packet
fclose( $fs );
$headers = array(
'Content-Type' => 'application/x-www-form-urlencoded; charset=' . get_option('blog_charset'),
'User-Agent' => 'WordPress/' . $wp_version . '; ' . get_bloginfo('url')
);
$response = explode("\r\n\r\n", $response, 2);
if ( !preg_match( '|HTTP/.*? 200|', $response[0] ) )
return false;
$response = wp_remote_request($url, $options, $headers);
$body = trim( $response[1] );
$body = str_replace(array("\r\n", "\r"), "\n", $body);
if( 200 != $response['response']['code'] )
return false;
$returns = explode("\n", $body);
$body = $response['body'];
$body = trim( $response[1] );
$body = str_replace(array("\r\n", "\r"), "\n", $body);
$returns = explode("\n", $body);
$new_option->response = attribute_escape( $returns[0] );
if ( isset( $returns[1] ) )
$new_option->url = clean_url( $returns[1] );
if ( isset( $returns[2] ) )
$new_option->current = attribute_escape( $returns[2] );
$new_option->response = attribute_escape( $returns[0] );
if ( isset( $returns[1] ) )
$new_option->url = clean_url( $returns[1] );
if ( isset( $returns[2] ) )
$new_option->current = attribute_escape( $returns[2] );
}
update_option( 'update_core', $new_option );
}
add_action( 'init', 'wp_version_check' );

1
wp-settings.php
View File

@ -276,6 +276,7 @@ require (ABSPATH . WPINC . '/update.php');
require (ABSPATH . WPINC . '/canonical.php');
require (ABSPATH . WPINC . '/shortcodes.php');
require (ABSPATH . WPINC . '/media.php');
require (ABSPATH . WPINC . '/http.php');
if ( !defined('WP_CONTENT_URL') )
define( 'WP_CONTENT_URL', get_option('siteurl') . '/wp-content'); // full url - WP_CONTENT_DIR is defined further up