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PK a�ZYP�> > Fsockopen.phpnu �[��� <?php /** * fsockopen HTTP transport * * @package Requests\Transport */ namespace WpOrg\Requests\Transport; use WpOrg\Requests\Capability; use WpOrg\Requests\Exception; use WpOrg\Requests\Exception\InvalidArgument; use WpOrg\Requests\Port; use WpOrg\Requests\Requests; use WpOrg\Requests\Ssl; use WpOrg\Requests\Transport; use WpOrg\Requests\Utility\CaseInsensitiveDictionary; use WpOrg\Requests\Utility\InputValidator; /** * fsockopen HTTP transport * * @package Requests\Transport */ final class Fsockopen implements Transport { /** * Second to microsecond conversion * * @var integer */ const SECOND_IN_MICROSECONDS = 1000000; /** * Raw HTTP data * * @var string */ public $headers = ''; /** * Stream metadata * * @var array Associative array of properties, see {@link https://www.php.net/stream_get_meta_data} */ public $info; /** * What's the maximum number of bytes we should keep? * * @var int|bool Byte count, or false if no limit. */ private $max_bytes = false; /** * Cache for received connection errors. * * @var string */ private $connect_error = ''; /** * Perform a request * * @param string|Stringable $url URL to request * @param array $headers Associative array of request headers * @param string|array $data Data to send either as the POST body, or as parameters in the URL for a GET/HEAD * @param array $options Request options, see {@see \WpOrg\Requests\Requests::response()} for documentation * @return string Raw HTTP result * * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $url argument is not a string or Stringable. * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $headers argument is not an array. * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $data parameter is not an array or string. * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $options argument is not an array. * @throws \WpOrg\Requests\Exception On failure to connect to socket (`fsockopenerror`) * @throws \WpOrg\Requests\Exception On socket timeout (`timeout`) */ public function request($url, $headers = [], $data = [], $options = []) { if (InputValidator::is_string_or_stringable($url) === false) { throw InvalidArgument::create(1, '$url', 'string|Stringable', gettype($url)); } if (is_array($headers) === false) { throw InvalidArgument::create(2, '$headers', 'array', gettype($headers)); } if (!is_array($data) && !is_string($data)) { if ($data === null) { $data = ''; } else { throw InvalidArgument::create(3, '$data', 'array|string', gettype($data)); } } if (is_array($options) === false) { throw InvalidArgument::create(4, '$options', 'array', gettype($options)); } $options['hooks']->dispatch('fsockopen.before_request'); $url_parts = parse_url($url); if (empty($url_parts)) { throw new Exception('Invalid URL.', 'invalidurl', $url); } $host = $url_parts['host']; $context = stream_context_create(); $verifyname = false; $case_insensitive_headers = new CaseInsensitiveDictionary($headers); // HTTPS support if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) === 'https') { $remote_socket = 'ssl://' . $host; if (!isset($url_parts['port'])) { $url_parts['port'] = Port::HTTPS; } $context_options = [ 'verify_peer' => true, 'capture_peer_cert' => true, ]; $verifyname = true; // SNI, if enabled (OpenSSL >=0.9.8j) // phpcs:ignore PHPCompatibility.Constants.NewConstants.openssl_tlsext_server_nameFound if (defined('OPENSSL_TLSEXT_SERVER_NAME') && OPENSSL_TLSEXT_SERVER_NAME) { $context_options['SNI_enabled'] = true; if (isset($options['verifyname']) && $options['verifyname'] === false) { $context_options['SNI_enabled'] = false; } } if (isset($options['verify'])) { if ($options['verify'] === false) { $context_options['verify_peer'] = false; $context_options['verify_peer_name'] = false; $verifyname = false; } elseif (is_string($options['verify'])) { $context_options['cafile'] = $options['verify']; } } if (isset($options['verifyname']) && $options['verifyname'] === false) { $context_options['verify_peer_name'] = false; $verifyname = false; } // Handle the PHP 8.4 deprecation (PHP 9.0 removal) of the function signature we use for stream_context_set_option(). // Ref: https://wiki.php.net/rfc/deprecate_functions_with_overloaded_signatures#stream_context_set_option if (function_exists('stream_context_set_options')) { // PHP 8.3+. stream_context_set_options($context, ['ssl' => $context_options]); } else { // PHP < 8.3. stream_context_set_option($context, ['ssl' => $context_options]); } } else { $remote_socket = 'tcp://' . $host; } $this->max_bytes = $options['max_bytes']; if (!isset($url_parts['port'])) { $url_parts['port'] = Port::HTTP; } $remote_socket .= ':' . $url_parts['port']; // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_set_error_handler set_error_handler([$this, 'connect_error_handler'], E_WARNING | E_NOTICE); $options['hooks']->dispatch('fsockopen.remote_socket', [&$remote_socket]); $socket = stream_socket_client($remote_socket, $errno, $errstr, ceil($options['connect_timeout']), STREAM_CLIENT_CONNECT, $context); restore_error_handler(); if ($verifyname && !$this->verify_certificate_from_context($host, $context)) { throw new Exception('SSL certificate did not match the requested domain name', 'ssl.no_match'); } if (!$socket) { if ($errno === 0) { // Connection issue throw new Exception(rtrim($this->connect_error), 'fsockopen.connect_error'); } throw new Exception($errstr, 'fsockopenerror', null, $errno); } $data_format = $options['data_format']; if ($data_format === 'query') { $path = self::format_get($url_parts, $data); $data = ''; } else { $path = self::format_get($url_parts, []); } $options['hooks']->dispatch('fsockopen.remote_host_path', [&$path, $url]); $request_body = ''; $out = sprintf("%s %s HTTP/%.1F\r\n", $options['type'], $path, $options['protocol_version']); if ($options['type'] !== Requests::TRACE) { if (is_array($data)) { $request_body = http_build_query($data, '', '&'); } else { $request_body = $data; } // Always include Content-length on POST requests to prevent // 411 errors from some servers when the body is empty. if (!empty($data) || $options['type'] === Requests::POST) { if (!isset($case_insensitive_headers['Content-Length'])) { $headers['Content-Length'] = strlen($request_body); } if (!isset($case_insensitive_headers['Content-Type'])) { $headers['Content-Type'] = 'application/x-www-form-urlencoded; charset=UTF-8'; } } } if (!isset($case_insensitive_headers['Host'])) { $out .= sprintf('Host: %s', $url_parts['host']); $scheme_lower = strtolower($url_parts['scheme']); if (($scheme_lower === 'http' && $url_parts['port'] !== Port::HTTP) || ($scheme_lower === 'https' && $url_parts['port'] !== Port::HTTPS)) { $out .= ':' . $url_parts['port']; } $out .= "\r\n"; } if (!isset($case_insensitive_headers['User-Agent'])) { $out .= sprintf("User-Agent: %s\r\n", $options['useragent']); } $accept_encoding = $this->accept_encoding(); if (!isset($case_insensitive_headers['Accept-Encoding']) && !empty($accept_encoding)) { $out .= sprintf("Accept-Encoding: %s\r\n", $accept_encoding); } $headers = Requests::flatten($headers); if (!empty($headers)) { $out .= implode("\r\n", $headers) . "\r\n"; } $options['hooks']->dispatch('fsockopen.after_headers', [&$out]); if (substr($out, -2) !== "\r\n") { $out .= "\r\n"; } if (!isset($case_insensitive_headers['Connection'])) { $out .= "Connection: Close\r\n"; } $out .= "\r\n" . $request_body; $options['hooks']->dispatch('fsockopen.before_send', [&$out]); fwrite($socket, $out); $options['hooks']->dispatch('fsockopen.after_send', [$out]); if (!$options['blocking']) { fclose($socket); $fake_headers = ''; $options['hooks']->dispatch('fsockopen.after_request', [&$fake_headers]); return ''; } $timeout_sec = (int) floor($options['timeout']); if ($timeout_sec === $options['timeout']) { $timeout_msec = 0; } else { $timeout_msec = self::SECOND_IN_MICROSECONDS * $options['timeout'] % self::SECOND_IN_MICROSECONDS; } stream_set_timeout($socket, $timeout_sec, $timeout_msec); $response = ''; $body = ''; $headers = ''; $this->info = stream_get_meta_data($socket); $size = 0; $doingbody = false; $download = false; if ($options['filename']) { // phpcs:ignore WordPress.PHP.NoSilencedErrors -- Silenced the PHP native warning in favour of throwing an exception. $download = @fopen($options['filename'], 'wb'); if ($download === false) { $error = error_get_last(); throw new Exception($error['message'], 'fopen'); } } while (!feof($socket)) { $this->info = stream_get_meta_data($socket); if ($this->info['timed_out']) { throw new Exception('fsocket timed out', 'timeout'); } $block = fread($socket, Requests::BUFFER_SIZE); if (!$doingbody) { $response .= $block; if (strpos($response, "\r\n\r\n")) { list($headers, $block) = explode("\r\n\r\n", $response, 2); $doingbody = true; } } // Are we in body mode now? if ($doingbody) { $options['hooks']->dispatch('request.progress', [$block, $size, $this->max_bytes]); $data_length = strlen($block); if ($this->max_bytes) { // Have we already hit a limit? if ($size === $this->max_bytes) { continue; } if (($size + $data_length) > $this->max_bytes) { // Limit the length $limited_length = ($this->max_bytes - $size); $block = substr($block, 0, $limited_length); } } $size += strlen($block); if ($download) { fwrite($download, $block); } else { $body .= $block; } } } $this->headers = $headers; if ($download) { fclose($download); } else { $this->headers .= "\r\n\r\n" . $body; } fclose($socket); $options['hooks']->dispatch('fsockopen.after_request', [&$this->headers, &$this->info]); return $this->headers; } /** * Send multiple requests simultaneously * * @param array $requests Request data (array of 'url', 'headers', 'data', 'options') as per {@see \WpOrg\Requests\Transport::request()} * @param array $options Global options, see {@see \WpOrg\Requests\Requests::response()} for documentation * @return array Array of \WpOrg\Requests\Response objects (may contain \WpOrg\Requests\Exception or string responses as well) * * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $requests argument is not an array or iterable object with array access. * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $options argument is not an array. */ public function request_multiple($requests, $options) { // If you're not requesting, we can't get any responses ¯\_(ツ)_/¯ if (empty($requests)) { return []; } if (InputValidator::has_array_access($requests) === false || InputValidator::is_iterable($requests) === false) { throw InvalidArgument::create(1, '$requests', 'array|ArrayAccess&Traversable', gettype($requests)); } if (is_array($options) === false) { throw InvalidArgument::create(2, '$options', 'array', gettype($options)); } $responses = []; $class = get_class($this); foreach ($requests as $id => $request) { try { $handler = new $class(); $responses[$id] = $handler->request($request['url'], $request['headers'], $request['data'], $request['options']); $request['options']['hooks']->dispatch('transport.internal.parse_response', [&$responses[$id], $request]); } catch (Exception $e) { $responses[$id] = $e; } if (!is_string($responses[$id])) { $request['options']['hooks']->dispatch('multiple.request.complete', [&$responses[$id], $id]); } } return $responses; } /** * Retrieve the encodings we can accept * * @return string Accept-Encoding header value */ private static function accept_encoding() { $type = []; if (function_exists('gzinflate')) { $type[] = 'deflate;q=1.0'; } if (function_exists('gzuncompress')) { $type[] = 'compress;q=0.5'; } $type[] = 'gzip;q=0.5'; return implode(', ', $type); } /** * Format a URL given GET data * * @param array $url_parts Array of URL parts as received from {@link https://www.php.net/parse_url} * @param array|object $data Data to build query using, see {@link https://www.php.net/http_build_query} * @return string URL with data */ private static function format_get($url_parts, $data) { if (!empty($data)) { if (empty($url_parts['query'])) { $url_parts['query'] = ''; } $url_parts['query'] .= '&' . http_build_query($data, '', '&'); $url_parts['query'] = trim($url_parts['query'], '&'); } if (isset($url_parts['path'])) { if (isset($url_parts['query'])) { $get = $url_parts['path'] . '?' . $url_parts['query']; } else { $get = $url_parts['path']; } } else { $get = '/'; } return $get; } /** * Error handler for stream_socket_client() * * @param int $errno Error number (e.g. E_WARNING) * @param string $errstr Error message */ public function connect_error_handler($errno, $errstr) { // Double-check we can handle it if (($errno & E_WARNING) === 0 && ($errno & E_NOTICE) === 0) { // Return false to indicate the default error handler should engage return false; } $this->connect_error .= $errstr . "\n"; return true; } /** * Verify the certificate against common name and subject alternative names * * Unfortunately, PHP doesn't check the certificate against the alternative * names, leading things like 'https://www.github.com/' to be invalid. * Instead * * @link https://tools.ietf.org/html/rfc2818#section-3.1 RFC2818, Section 3.1 * * @param string $host Host name to verify against * @param resource $context Stream context * @return bool * * @throws \WpOrg\Requests\Exception On failure to connect via TLS (`fsockopen.ssl.connect_error`) * @throws \WpOrg\Requests\Exception On not obtaining a match for the host (`fsockopen.ssl.no_match`) */ public function verify_certificate_from_context($host, $context) { $meta = stream_context_get_options($context); // If we don't have SSL options, then we couldn't make the connection at // all if (empty($meta) || empty($meta['ssl']) || empty($meta['ssl']['peer_certificate'])) { throw new Exception(rtrim($this->connect_error), 'ssl.connect_error'); } $cert = openssl_x509_parse($meta['ssl']['peer_certificate']); return Ssl::verify_certificate($host, $cert); } /** * Self-test whether the transport can be used. * * The available capabilities to test for can be found in {@see \WpOrg\Requests\Capability}. * * @codeCoverageIgnore * @param array<string, bool> $capabilities Optional. Associative array of capabilities to test against, i.e. `['<capability>' => true]`. * @return bool Whether the transport can be used. */ public static function test($capabilities = []) { if (!function_exists('fsockopen')) { return false; } // If needed, check that streams support SSL if (isset($capabilities[Capability::SSL]) && $capabilities[Capability::SSL]) { if (!extension_loaded('openssl') || !function_exists('openssl_x509_parse')) { return false; } } return true; } } PK a�Z�j;�sL sL Curl.phpnu �[��� <?php /** * cURL HTTP transport * * @package Requests\Transport */ namespace WpOrg\Requests\Transport; use RecursiveArrayIterator; use RecursiveIteratorIterator; use WpOrg\Requests\Capability; use WpOrg\Requests\Exception; use WpOrg\Requests\Exception\InvalidArgument; use WpOrg\Requests\Exception\Transport\Curl as CurlException; use WpOrg\Requests\Requests; use WpOrg\Requests\Transport; use WpOrg\Requests\Utility\InputValidator; /** * cURL HTTP transport * * @package Requests\Transport */ final class Curl implements Transport { const CURL_7_10_5 = 0x070A05; const CURL_7_16_2 = 0x071002; /** * Raw HTTP data * * @var string */ public $headers = ''; /** * Raw body data * * @var string */ public $response_data = ''; /** * Information on the current request * * @var array cURL information array, see {@link https://www.php.net/curl_getinfo} */ public $info; /** * cURL version number * * @var int */ public $version; /** * cURL handle * * @var resource|\CurlHandle Resource in PHP < 8.0, Instance of CurlHandle in PHP >= 8.0. */ private $handle; /** * Hook dispatcher instance * * @var \WpOrg\Requests\Hooks */ private $hooks; /** * Have we finished the headers yet? * * @var boolean */ private $done_headers = false; /** * If streaming to a file, keep the file pointer * * @var resource */ private $stream_handle; /** * How many bytes are in the response body? * * @var int */ private $response_bytes; /** * What's the maximum number of bytes we should keep? * * @var int|bool Byte count, or false if no limit. */ private $response_byte_limit; /** * Constructor */ public function __construct() { $curl = curl_version(); $this->version = $curl['version_number']; $this->handle = curl_init(); curl_setopt($this->handle, CURLOPT_HEADER, false); curl_setopt($this->handle, CURLOPT_RETURNTRANSFER, 1); if ($this->version >= self::CURL_7_10_5) { curl_setopt($this->handle, CURLOPT_ENCODING, ''); } if (defined('CURLOPT_PROTOCOLS')) { // phpcs:ignore PHPCompatibility.Constants.NewConstants.curlopt_protocolsFound curl_setopt($this->handle, CURLOPT_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS); } if (defined('CURLOPT_REDIR_PROTOCOLS')) { // phpcs:ignore PHPCompatibility.Constants.NewConstants.curlopt_redir_protocolsFound curl_setopt($this->handle, CURLOPT_REDIR_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS); } } /** * Destructor */ public function __destruct() { if (is_resource($this->handle)) { curl_close($this->handle); } } /** * Perform a request * * @param string|Stringable $url URL to request * @param array $headers Associative array of request headers * @param string|array $data Data to send either as the POST body, or as parameters in the URL for a GET/HEAD * @param array $options Request options, see {@see \WpOrg\Requests\Requests::response()} for documentation * @return string Raw HTTP result * * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $url argument is not a string or Stringable. * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $headers argument is not an array. * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $data parameter is not an array or string. * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $options argument is not an array. * @throws \WpOrg\Requests\Exception On a cURL error (`curlerror`) */ public function request($url, $headers = [], $data = [], $options = []) { if (InputValidator::is_string_or_stringable($url) === false) { throw InvalidArgument::create(1, '$url', 'string|Stringable', gettype($url)); } if (is_array($headers) === false) { throw InvalidArgument::create(2, '$headers', 'array', gettype($headers)); } if (!is_array($data) && !is_string($data)) { if ($data === null) { $data = ''; } else { throw InvalidArgument::create(3, '$data', 'array|string', gettype($data)); } } if (is_array($options) === false) { throw InvalidArgument::create(4, '$options', 'array', gettype($options)); } $this->hooks = $options['hooks']; $this->setup_handle($url, $headers, $data, $options); $options['hooks']->dispatch('curl.before_send', [&$this->handle]); if ($options['filename'] !== false) { // phpcs:ignore WordPress.PHP.NoSilencedErrors -- Silenced the PHP native warning in favour of throwing an exception. $this->stream_handle = @fopen($options['filename'], 'wb'); if ($this->stream_handle === false) { $error = error_get_last(); throw new Exception($error['message'], 'fopen'); } } $this->response_data = ''; $this->response_bytes = 0; $this->response_byte_limit = false; if ($options['max_bytes'] !== false) { $this->response_byte_limit = $options['max_bytes']; } if (isset($options['verify'])) { if ($options['verify'] === false) { curl_setopt($this->handle, CURLOPT_SSL_VERIFYHOST, 0); curl_setopt($this->handle, CURLOPT_SSL_VERIFYPEER, 0); } elseif (is_string($options['verify'])) { curl_setopt($this->handle, CURLOPT_CAINFO, $options['verify']); } } if (isset($options['verifyname']) && $options['verifyname'] === false) { curl_setopt($this->handle, CURLOPT_SSL_VERIFYHOST, 0); } curl_exec($this->handle); $response = $this->response_data; $options['hooks']->dispatch('curl.after_send', []); if (curl_errno($this->handle) === CURLE_WRITE_ERROR || curl_errno($this->handle) === CURLE_BAD_CONTENT_ENCODING) { // Reset encoding and try again curl_setopt($this->handle, CURLOPT_ENCODING, 'none'); $this->response_data = ''; $this->response_bytes = 0; curl_exec($this->handle); $response = $this->response_data; } $this->process_response($response, $options); // Need to remove the $this reference from the curl handle. // Otherwise \WpOrg\Requests\Transport\Curl won't be garbage collected and the curl_close() will never be called. curl_setopt($this->handle, CURLOPT_HEADERFUNCTION, null); curl_setopt($this->handle, CURLOPT_WRITEFUNCTION, null); return $this->headers; } /** * Send multiple requests simultaneously * * @param array $requests Request data * @param array $options Global options * @return array Array of \WpOrg\Requests\Response objects (may contain \WpOrg\Requests\Exception or string responses as well) * * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $requests argument is not an array or iterable object with array access. * @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $options argument is not an array. */ public function request_multiple($requests, $options) { // If you're not requesting, we can't get any responses ¯\_(ツ)_/¯ if (empty($requests)) { return []; } if (InputValidator::has_array_access($requests) === false || InputValidator::is_iterable($requests) === false) { throw InvalidArgument::create(1, '$requests', 'array|ArrayAccess&Traversable', gettype($requests)); } if (is_array($options) === false) { throw InvalidArgument::create(2, '$options', 'array', gettype($options)); } $multihandle = curl_multi_init(); $subrequests = []; $subhandles = []; $class = get_class($this); foreach ($requests as $id => $request) { $subrequests[$id] = new $class(); $subhandles[$id] = $subrequests[$id]->get_subrequest_handle($request['url'], $request['headers'], $request['data'], $request['options']); $request['options']['hooks']->dispatch('curl.before_multi_add', [&$subhandles[$id]]); curl_multi_add_handle($multihandle, $subhandles[$id]); } $completed = 0; $responses = []; $subrequestcount = count($subrequests); $request['options']['hooks']->dispatch('curl.before_multi_exec', [&$multihandle]); do { $active = 0; do { $status = curl_multi_exec($multihandle, $active); } while ($status === CURLM_CALL_MULTI_PERFORM); $to_process = []; // Read the information as needed while ($done = curl_multi_info_read($multihandle)) { $key = array_search($done['handle'], $subhandles, true); if (!isset($to_process[$key])) { $to_process[$key] = $done; } } // Parse the finished requests before we start getting the new ones foreach ($to_process as $key => $done) { $options = $requests[$key]['options']; if ($done['result'] !== CURLE_OK) { //get error string for handle. $reason = curl_error($done['handle']); $exception = new CurlException( $reason, CurlException::EASY, $done['handle'], $done['result'] ); $responses[$key] = $exception; $options['hooks']->dispatch('transport.internal.parse_error', [&$responses[$key], $requests[$key]]); } else { $responses[$key] = $subrequests[$key]->process_response($subrequests[$key]->response_data, $options); $options['hooks']->dispatch('transport.internal.parse_response', [&$responses[$key], $requests[$key]]); } curl_multi_remove_handle($multihandle, $done['handle']); curl_close($done['handle']); if (!is_string($responses[$key])) { $options['hooks']->dispatch('multiple.request.complete', [&$responses[$key], $key]); } $completed++; } } while ($active || $completed < $subrequestcount); $request['options']['hooks']->dispatch('curl.after_multi_exec', [&$multihandle]); curl_multi_close($multihandle); return $responses; } /** * Get the cURL handle for use in a multi-request * * @param string $url URL to request * @param array $headers Associative array of request headers * @param string|array $data Data to send either as the POST body, or as parameters in the URL for a GET/HEAD * @param array $options Request options, see {@see \WpOrg\Requests\Requests::response()} for documentation * @return resource|\CurlHandle Subrequest's cURL handle */ public function &get_subrequest_handle($url, $headers, $data, $options) { $this->setup_handle($url, $headers, $data, $options); if ($options['filename'] !== false) { $this->stream_handle = fopen($options['filename'], 'wb'); } $this->response_data = ''; $this->response_bytes = 0; $this->response_byte_limit = false; if ($options['max_bytes'] !== false) { $this->response_byte_limit = $options['max_bytes']; } $this->hooks = $options['hooks']; return $this->handle; } /** * Setup the cURL handle for the given data * * @param string $url URL to request * @param array $headers Associative array of request headers * @param string|array $data Data to send either as the POST body, or as parameters in the URL for a GET/HEAD * @param array $options Request options, see {@see \WpOrg\Requests\Requests::response()} for documentation */ private function setup_handle($url, $headers, $data, $options) { $options['hooks']->dispatch('curl.before_request', [&$this->handle]); // Force closing the connection for old versions of cURL (<7.22). if (!isset($headers['Connection'])) { $headers['Connection'] = 'close'; } /** * Add "Expect" header. * * By default, cURL adds a "Expect: 100-Continue" to most requests. This header can * add as much as a second to the time it takes for cURL to perform a request. To * prevent this, we need to set an empty "Expect" header. To match the behaviour of * Guzzle, we'll add the empty header to requests that are smaller than 1 MB and use * HTTP/1.1. * * https://curl.se/mail/lib-2017-07/0013.html */ if (!isset($headers['Expect']) && $options['protocol_version'] === 1.1) { $headers['Expect'] = $this->get_expect_header($data); } $headers = Requests::flatten($headers); if (!empty($data)) { $data_format = $options['data_format']; if ($data_format === 'query') { $url = self::format_get($url, $data); $data = ''; } elseif (!is_string($data)) { $data = http_build_query($data, '', '&'); } } switch ($options['type']) { case Requests::POST: curl_setopt($this->handle, CURLOPT_POST, true); curl_setopt($this->handle, CURLOPT_POSTFIELDS, $data); break; case Requests::HEAD: curl_setopt($this->handle, CURLOPT_CUSTOMREQUEST, $options['type']); curl_setopt($this->handle, CURLOPT_NOBODY, true); break; case Requests::TRACE: curl_setopt($this->handle, CURLOPT_CUSTOMREQUEST, $options['type']); break; case Requests::PATCH: case Requests::PUT: case Requests::DELETE: case Requests::OPTIONS: default: curl_setopt($this->handle, CURLOPT_CUSTOMREQUEST, $options['type']); if (!empty($data)) { curl_setopt($this->handle, CURLOPT_POSTFIELDS, $data); } } // cURL requires a minimum timeout of 1 second when using the system // DNS resolver, as it uses `alarm()`, which is second resolution only. // There's no way to detect which DNS resolver is being used from our // end, so we need to round up regardless of the supplied timeout. // // https://github.com/curl/curl/blob/4f45240bc84a9aa648c8f7243be7b79e9f9323a5/lib/hostip.c#L606-L609 $timeout = max($options['timeout'], 1); if (is_int($timeout) || $this->version < self::CURL_7_16_2) { curl_setopt($this->handle, CURLOPT_TIMEOUT, ceil($timeout)); } else { // phpcs:ignore PHPCompatibility.Constants.NewConstants.curlopt_timeout_msFound curl_setopt($this->handle, CURLOPT_TIMEOUT_MS, round($timeout * 1000)); } if (is_int($options['connect_timeout']) || $this->version < self::CURL_7_16_2) { curl_setopt($this->handle, CURLOPT_CONNECTTIMEOUT, ceil($options['connect_timeout'])); } else { // phpcs:ignore PHPCompatibility.Constants.NewConstants.curlopt_connecttimeout_msFound curl_setopt($this->handle, CURLOPT_CONNECTTIMEOUT_MS, round($options['connect_timeout'] * 1000)); } curl_setopt($this->handle, CURLOPT_URL, $url); curl_setopt($this->handle, CURLOPT_USERAGENT, $options['useragent']); if (!empty($headers)) { curl_setopt($this->handle, CURLOPT_HTTPHEADER, $headers); } if ($options['protocol_version'] === 1.1) { curl_setopt($this->handle, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1); } else { curl_setopt($this->handle, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0); } if ($options['blocking'] === true) { curl_setopt($this->handle, CURLOPT_HEADERFUNCTION, [$this, 'stream_headers']); curl_setopt($this->handle, CURLOPT_WRITEFUNCTION, [$this, 'stream_body']); curl_setopt($this->handle, CURLOPT_BUFFERSIZE, Requests::BUFFER_SIZE); } } /** * Process a response * * @param string $response Response data from the body * @param array $options Request options * @return string|false HTTP response data including headers. False if non-blocking. * @throws \WpOrg\Requests\Exception If the request resulted in a cURL error. */ public function process_response($response, $options) { if ($options['blocking'] === false) { $fake_headers = ''; $options['hooks']->dispatch('curl.after_request', [&$fake_headers]); return false; } if ($options['filename'] !== false && $this->stream_handle) { fclose($this->stream_handle); $this->headers = trim($this->headers); } else { $this->headers .= $response; } if (curl_errno($this->handle)) { $error = sprintf( 'cURL error %s: %s', curl_errno($this->handle), curl_error($this->handle) ); throw new Exception($error, 'curlerror', $this->handle); } $this->info = curl_getinfo($this->handle); $options['hooks']->dispatch('curl.after_request', [&$this->headers, &$this->info]); return $this->headers; } /** * Collect the headers as they are received * * @param resource|\CurlHandle $handle cURL handle * @param string $headers Header string * @return integer Length of provided header */ public function stream_headers($handle, $headers) { // Why do we do this? cURL will send both the final response and any // interim responses, such as a 100 Continue. We don't need that. // (We may want to keep this somewhere just in case) if ($this->done_headers) { $this->headers = ''; $this->done_headers = false; } $this->headers .= $headers; if ($headers === "\r\n") { $this->done_headers = true; } return strlen($headers); } /** * Collect data as it's received * * @since 1.6.1 * * @param resource|\CurlHandle $handle cURL handle * @param string $data Body data * @return integer Length of provided data */ public function stream_body($handle, $data) { $this->hooks->dispatch('request.progress', [$data, $this->response_bytes, $this->response_byte_limit]); $data_length = strlen($data); // Are we limiting the response size? if ($this->response_byte_limit) { if ($this->response_bytes === $this->response_byte_limit) { // Already at maximum, move on return $data_length; } if (($this->response_bytes + $data_length) > $this->response_byte_limit) { // Limit the length $limited_length = ($this->response_byte_limit - $this->response_bytes); $data = substr($data, 0, $limited_length); } } if ($this->stream_handle) { fwrite($this->stream_handle, $data); } else { $this->response_data .= $data; } $this->response_bytes += strlen($data); return $data_length; } /** * Format a URL given GET data * * @param string $url Original URL. * @param array|object $data Data to build query using, see {@link https://www.php.net/http_build_query} * @return string URL with data */ private static function format_get($url, $data) { if (!empty($data)) { $query = ''; $url_parts = parse_url($url); if (empty($url_parts['query'])) { $url_parts['query'] = ''; } else { $query = $url_parts['query']; } $query .= '&' . http_build_query($data, '', '&'); $query = trim($query, '&'); if (empty($url_parts['query'])) { $url .= '?' . $query; } else { $url = str_replace($url_parts['query'], $query, $url); } } return $url; } /** * Self-test whether the transport can be used. * * The available capabilities to test for can be found in {@see \WpOrg\Requests\Capability}. * * @codeCoverageIgnore * @param array<string, bool> $capabilities Optional. Associative array of capabilities to test against, i.e. `['<capability>' => true]`. * @return bool Whether the transport can be used. */ public static function test($capabilities = []) { if (!function_exists('curl_init') || !function_exists('curl_exec')) { return false; } // If needed, check that our installed curl version supports SSL if (isset($capabilities[Capability::SSL]) && $capabilities[Capability::SSL]) { $curl_version = curl_version(); if (!(CURL_VERSION_SSL & $curl_version['features'])) { return false; } } return true; } /** * Get the correct "Expect" header for the given request data. * * @param string|array $data Data to send either as the POST body, or as parameters in the URL for a GET/HEAD. * @return string The "Expect" header. */ private function get_expect_header($data) { if (!is_array($data)) { return strlen((string) $data) >= 1048576 ? '100-Continue' : ''; } $bytesize = 0; $iterator = new RecursiveIteratorIterator(new RecursiveArrayIterator($data)); foreach ($iterator as $datum) { $bytesize += strlen((string) $datum); if ($bytesize >= 1048576) { return '100-Continue'; } } return ''; } } PK a�ZYP�> > Fsockopen.phpnu �[��� PK a�Z�j;�sL sL X> Curl.phpnu �[��� PK � �
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