#$@%#$%!

Ngiler SH3LL 360
: / proc / thread-self / cwd /

Information Server
MySQL : OFF Perl : OFF CURL : ON WGET : OFF PKEXEC : OFF

Directive	Local Value
IP Address	63.250.38.10
System	Linux premium90.web-hosting.com 4.18.0-553.44.1.lve.el8.x86_64 #1 SMP Thu Mar 13 14:29:12 UTC 2025 x86_64
User	likhxapw
PHP Version	8.3.30
Software	LiteSpeed
Doc root	Writable

Edit File : class-wp-http-curl.php \| Size : 12.95 KB
<?php /** * HTTP API: WP_Http_Curl class * * @package WordPress * @subpackage HTTP * @since 4.4.0 / /* * Core class used to integrate Curl as an HTTP transport. * * HTTP request method uses Curl extension to retrieve the url. * * Requires the Curl extension to be installed. * * @since 2.7.0 * @deprecated 6.4.0 Use WP_Http * @see WP_Http / #[AllowDynamicProperties] class WP_Http_Curl { /* * Temporary header storage for during requests. * * @since 3.2.0 * @var string / private $headers = ''; /* * Temporary body storage for during requests. * * @since 3.6.0 * @var string / private $body = ''; /* * The maximum amount of data to receive from the remote server. * * @since 3.6.0 * @var int\|false / private $max_body_length = false; /* * The file resource used for streaming to file. * * @since 3.6.0 * @var resource\|false / private $stream_handle = false; /* * The total bytes written in the current request. * * @since 4.1.0 * @var int / private $bytes_written_total = 0; /* * Send a HTTP request to a URI using cURL extension. * * @since 2.7.0 * * @param string $url The request URL. * @param string\|array $args Optional. Override the defaults. * @return array\|WP_Error Array containing 'headers', 'body', 'response', 'cookies', 'filename'. A WP_Error instance upon error / public function request( $url, $args = array() ) { $defaults = array( 'method' => 'GET', 'timeout' => 5, 'redirection' => 5, 'httpversion' => '1.0', 'blocking' => true, 'headers' => array(), 'body' => null, 'cookies' => array(), 'decompress' => false, 'stream' => false, 'filename' => null, ); $parsed_args = wp_parse_args( $args, $defaults ); if ( isset( $parsed_args['headers']['User-Agent'] ) ) { $parsed_args['user-agent'] = $parsed_args['headers']['User-Agent']; unset( $parsed_args['headers']['User-Agent'] ); } elseif ( isset( $parsed_args['headers']['user-agent'] ) ) { $parsed_args['user-agent'] = $parsed_args['headers']['user-agent']; unset( $parsed_args['headers']['user-agent'] ); } // Construct Cookie: header if any cookies are set. WP_Http::buildCookieHeader( $parsed_args ); $handle = curl_init(); // cURL offers really easy proxy support. $proxy = new WP_HTTP_Proxy(); if ( $proxy->is_enabled() && $proxy->send_through_proxy( $url ) ) { curl_setopt( $handle, CURLOPT_PROXYTYPE, CURLPROXY_HTTP ); curl_setopt( $handle, CURLOPT_PROXY, $proxy->host() ); curl_setopt( $handle, CURLOPT_PROXYPORT, $proxy->port() ); if ( $proxy->use_authentication() ) { curl_setopt( $handle, CURLOPT_PROXYAUTH, CURLAUTH_ANY ); curl_setopt( $handle, CURLOPT_PROXYUSERPWD, $proxy->authentication() ); } } $is_local = isset( $parsed_args['local'] ) && $parsed_args['local']; $ssl_verify = isset( $parsed_args['sslverify'] ) && $parsed_args['sslverify']; if ( $is_local ) { /* This filter is documented in wp-includes/class-wp-http-streams.php / $ssl_verify = apply_filters( 'https_local_ssl_verify', $ssl_verify, $url ); } elseif ( ! $is_local ) { /* This filter is documented in wp-includes/class-wp-http.php / $ssl_verify = apply_filters( 'https_ssl_verify', $ssl_verify, $url ); } / * CURLOPT_TIMEOUT and CURLOPT_CONNECTTIMEOUT expect integers. Have to use ceil since. * a value of 0 will allow an unlimited timeout. / $timeout = (int) ceil( $parsed_args['timeout'] ); curl_setopt( $handle, CURLOPT_CONNECTTIMEOUT, $timeout ); curl_setopt( $handle, CURLOPT_TIMEOUT, $timeout ); curl_setopt( $handle, CURLOPT_URL, $url ); curl_setopt( $handle, CURLOPT_RETURNTRANSFER, true ); curl_setopt( $handle, CURLOPT_SSL_VERIFYHOST, ( true === $ssl_verify ) ? 2 : false ); curl_setopt( $handle, CURLOPT_SSL_VERIFYPEER, $ssl_verify ); if ( $ssl_verify ) { curl_setopt( $handle, CURLOPT_CAINFO, $parsed_args['sslcertificates'] ); } curl_setopt( $handle, CURLOPT_USERAGENT, $parsed_args['user-agent'] ); / * The option doesn't work with safe mode or when open_basedir is set, and there's * a bug #17490 with redirected POST requests, so handle redirections outside Curl. / curl_setopt( $handle, CURLOPT_FOLLOWLOCATION, false ); curl_setopt( $handle, CURLOPT_PROTOCOLS, CURLPROTO_HTTP \| CURLPROTO_HTTPS ); switch ( $parsed_args['method'] ) { case 'HEAD': curl_setopt( $handle, CURLOPT_NOBODY, true ); break; case 'POST': curl_setopt( $handle, CURLOPT_POST, true ); curl_setopt( $handle, CURLOPT_POSTFIELDS, $parsed_args['body'] ); break; case 'PUT': curl_setopt( $handle, CURLOPT_CUSTOMREQUEST, 'PUT' ); curl_setopt( $handle, CURLOPT_POSTFIELDS, $parsed_args['body'] ); break; default: curl_setopt( $handle, CURLOPT_CUSTOMREQUEST, $parsed_args['method'] ); if ( ! is_null( $parsed_args['body'] ) ) { curl_setopt( $handle, CURLOPT_POSTFIELDS, $parsed_args['body'] ); } break; } if ( true === $parsed_args['blocking'] ) { curl_setopt( $handle, CURLOPT_HEADERFUNCTION, array( $this, 'stream_headers' ) ); curl_setopt( $handle, CURLOPT_WRITEFUNCTION, array( $this, 'stream_body' ) ); } curl_setopt( $handle, CURLOPT_HEADER, false ); if ( isset( $parsed_args['limit_response_size'] ) ) { $this->max_body_length = (int) $parsed_args['limit_response_size']; } else { $this->max_body_length = false; } // If streaming to a file open a file handle, and setup our curl streaming handler. if ( $parsed_args['stream'] ) { if ( ! WP_DEBUG ) { $this->stream_handle = @fopen( $parsed_args['filename'], 'w+' ); } else { $this->stream_handle = fopen( $parsed_args['filename'], 'w+' ); } if ( ! $this->stream_handle ) { return new WP_Error( 'http_request_failed', sprintf( / translators: 1: fopen(), 2: File name. / __( 'Could not open handle for %1$s to %2$s.' ), 'fopen()', $parsed_args['filename'] ) ); } } else { $this->stream_handle = false; } if ( ! empty( $parsed_args['headers'] ) ) { // cURL expects full header strings in each element. $headers = array(); foreach ( $parsed_args['headers'] as $name => $value ) { $headers[] = "{$name}: $value"; } curl_setopt( $handle, CURLOPT_HTTPHEADER, $headers ); } if ( '1.0' === $parsed_args['httpversion'] ) { curl_setopt( $handle, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0 ); } else { curl_setopt( $handle, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1 ); } /* * Fires before the cURL request is executed. * * Cookies are not currently handled by the HTTP API. This action allows * plugins to handle cookies themselves. * * @since 2.8.0 * * @param resource $handle The cURL handle returned by curl_init() (passed by reference). * @param array $parsed_args The HTTP request arguments. * @param string $url The request URL. / do_action_ref_array( 'http_api_curl', array( &$handle, $parsed_args, $url ) ); // We don't need to return the body, so don't. Just execute request and return. if ( ! $parsed_args['blocking'] ) { curl_exec( $handle ); $curl_error = curl_error( $handle ); if ( $curl_error ) { if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0. curl_close( $handle ); } return new WP_Error( 'http_request_failed', $curl_error ); } if ( in_array( curl_getinfo( $handle, CURLINFO_HTTP_CODE ), array( 301, 302 ), true ) ) { if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0. curl_close( $handle ); } return new WP_Error( 'http_request_failed', __( 'Too many redirects.' ) ); } if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0. curl_close( $handle ); } return array( 'headers' => array(), 'body' => '', 'response' => array( 'code' => false, 'message' => false, ), 'cookies' => array(), ); } curl_exec( $handle ); $processed_headers = WP_Http::processHeaders( $this->headers, $url ); $body = $this->body; $bytes_written_total = $this->bytes_written_total; $this->headers = ''; $this->body = ''; $this->bytes_written_total = 0; $curl_error = curl_errno( $handle ); // If an error occurred, or, no response. if ( $curl_error \|\| ( 0 === strlen( $body ) && empty( $processed_headers['headers'] ) ) ) { if ( CURLE_WRITE_ERROR / 23 / === $curl_error ) { if ( ! $this->max_body_length \|\| $this->max_body_length !== $bytes_written_total ) { if ( $parsed_args['stream'] ) { if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0. curl_close( $handle ); } fclose( $this->stream_handle ); return new WP_Error( 'http_request_failed', __( 'Failed to write request to temporary file.' ) ); } else { if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0. curl_close( $handle ); } return new WP_Error( 'http_request_failed', curl_error( $handle ) ); } } } else { $curl_error = curl_error( $handle ); if ( $curl_error ) { if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0. curl_close( $handle ); } return new WP_Error( 'http_request_failed', $curl_error ); } } if ( in_array( curl_getinfo( $handle, CURLINFO_HTTP_CODE ), array( 301, 302 ), true ) ) { if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0. curl_close( $handle ); } return new WP_Error( 'http_request_failed', __( 'Too many redirects.' ) ); } } if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0. curl_close( $handle ); } if ( $parsed_args['stream'] ) { fclose( $this->stream_handle ); } $response = array( 'headers' => $processed_headers['headers'], 'body' => null, 'response' => $processed_headers['response'], 'cookies' => $processed_headers['cookies'], 'filename' => $parsed_args['filename'], ); // Handle redirects. $redirect_response = WP_Http::handle_redirects( $url, $parsed_args, $response ); if ( false !== $redirect_response ) { return $redirect_response; } if ( true === $parsed_args['decompress'] && true === WP_Http_Encoding::should_decode( $processed_headers['headers'] ) ) { $body = WP_Http_Encoding::decompress( $body ); } $response['body'] = $body; return $response; } /* * Grabs the headers of the cURL request. * * Each header is sent individually to this callback, and is appended to the `$header` property * for temporary storage. * * @since 3.2.0 * * @param resource $handle cURL handle. * @param string $headers cURL request headers. * @return int Length of the request headers. / private function stream_headers( $handle, $headers ) { $this->headers .= $headers; return strlen( $headers ); } /* * Grabs the body of the cURL request. * * The contents of the document are passed in chunks, and are appended to the `$body` * property for temporary storage. Returning a length shorter than the length of * `$data` passed in will cause cURL to abort the request with `CURLE_WRITE_ERROR`. * * @since 3.6.0 * * @param resource $handle cURL handle. * @param string $data cURL request body. * @return int Total bytes of data written. / private function stream_body( $handle, $data ) { $data_length = strlen( $data ); if ( $this->max_body_length && ( $this->bytes_written_total + $data_length ) > $this->max_body_length ) { $data_length = ( $this->max_body_length - $this->bytes_written_total ); $data = substr( $data, 0, $data_length ); } if ( $this->stream_handle ) { $bytes_written = fwrite( $this->stream_handle, $data ); } else { $this->body .= $data; $bytes_written = $data_length; } $this->bytes_written_total += $bytes_written; // Upon event of this function returning less than strlen( $data ) curl will error with CURLE_WRITE_ERROR. return $bytes_written; } /* * Determines whether this class can be used for retrieving a URL. * * @since 2.7.0 * * @param array $args Optional. Array of request arguments. Default empty array. * @return bool False means this class can not be used, true means it can. / public static function test( $args = array() ) { if ( ! function_exists( 'curl_init' ) \|\| ! function_exists( 'curl_exec' ) ) { return false; } $is_ssl = isset( $args['ssl'] ) && $args['ssl']; if ( $is_ssl ) { $curl_version = curl_version(); // Check whether this cURL version support SSL requests. if ( ! ( CURL_VERSION_SSL & $curl_version['features'] ) ) { return false; } } /* * Filters whether cURL can be used as a transport for retrieving a URL. * * @since 2.7.0 * * @param bool $use_class Whether the class can be used. Default true. * @param array $args An array of request arguments. */ return apply_filters( 'use_curl_transport', true, $args ); } } Back

Edit File : class-wp-http-curl.php | Size : 12.95 KB

<?php
/**
 * HTTP API: WP_Http_Curl class
 *
 * @package WordPress
 * @subpackage HTTP
 * @since 4.4.0
 */

/**
 * Core class used to integrate Curl as an HTTP transport.
 *
 * HTTP request method uses Curl extension to retrieve the url.
 *
 * Requires the Curl extension to be installed.
 *
 * @since 2.7.0
 * @deprecated 6.4.0 Use WP_Http
 * @see WP_Http
 */
#[AllowDynamicProperties]
class WP_Http_Curl {

/**
	 * Temporary header storage for during requests.
	 *
	 * @since 3.2.0
	 * @var string
	 */
	private $headers = '';

/**
	 * Temporary body storage for during requests.
	 *
	 * @since 3.6.0
	 * @var string
	 */
	private $body = '';

/**
	 * The maximum amount of data to receive from the remote server.
	 *
	 * @since 3.6.0
	 * @var int|false
	 */
	private $max_body_length = false;

/**
	 * The file resource used for streaming to file.
	 *
	 * @since 3.6.0
	 * @var resource|false
	 */
	private $stream_handle = false;

/**
	 * The total bytes written in the current request.
	 *
	 * @since 4.1.0
	 * @var int
	 */
	private $bytes_written_total = 0;

/**
	 * Send a HTTP request to a URI using cURL extension.
	 *
	 * @since 2.7.0
	 *
	 * @param string       $url  The request URL.
	 * @param string|array $args Optional. Override the defaults.
	 * @return array|WP_Error Array containing 'headers', 'body', 'response', 'cookies', 'filename'. A WP_Error instance upon error
	 */
	public function request( $url, $args = array() ) {
		$defaults = array(
			'method'      => 'GET',
			'timeout'     => 5,
			'redirection' => 5,
			'httpversion' => '1.0',
			'blocking'    => true,
			'headers'     => array(),
			'body'        => null,
			'cookies'     => array(),
			'decompress'  => false,
			'stream'      => false,
			'filename'    => null,
		);

$parsed_args = wp_parse_args( $args, $defaults );

if ( isset( $parsed_args['headers']['User-Agent'] ) ) {
			$parsed_args['user-agent'] = $parsed_args['headers']['User-Agent'];
			unset( $parsed_args['headers']['User-Agent'] );
		} elseif ( isset( $parsed_args['headers']['user-agent'] ) ) {
			$parsed_args['user-agent'] = $parsed_args['headers']['user-agent'];
			unset( $parsed_args['headers']['user-agent'] );
		}

// Construct Cookie: header if any cookies are set.
		WP_Http::buildCookieHeader( $parsed_args );

$handle = curl_init();

// cURL offers really easy proxy support.
		$proxy = new WP_HTTP_Proxy();

if ( $proxy->is_enabled() && $proxy->send_through_proxy( $url ) ) {

curl_setopt( $handle, CURLOPT_PROXYTYPE, CURLPROXY_HTTP );
			curl_setopt( $handle, CURLOPT_PROXY, $proxy->host() );
			curl_setopt( $handle, CURLOPT_PROXYPORT, $proxy->port() );

if ( $proxy->use_authentication() ) {
				curl_setopt( $handle, CURLOPT_PROXYAUTH, CURLAUTH_ANY );
				curl_setopt( $handle, CURLOPT_PROXYUSERPWD, $proxy->authentication() );
			}
		}

$is_local   = isset( $parsed_args['local'] ) && $parsed_args['local'];
		$ssl_verify = isset( $parsed_args['sslverify'] ) && $parsed_args['sslverify'];
		if ( $is_local ) {
			/** This filter is documented in wp-includes/class-wp-http-streams.php */
			$ssl_verify = apply_filters( 'https_local_ssl_verify', $ssl_verify, $url );
		} elseif ( ! $is_local ) {
			/** This filter is documented in wp-includes/class-wp-http.php */
			$ssl_verify = apply_filters( 'https_ssl_verify', $ssl_verify, $url );
		}

/*
		 * CURLOPT_TIMEOUT and CURLOPT_CONNECTTIMEOUT expect integers. Have to use ceil since.
		 * a value of 0 will allow an unlimited timeout.
		 */
		$timeout = (int) ceil( $parsed_args['timeout'] );
		curl_setopt( $handle, CURLOPT_CONNECTTIMEOUT, $timeout );
		curl_setopt( $handle, CURLOPT_TIMEOUT, $timeout );

curl_setopt( $handle, CURLOPT_URL, $url );
		curl_setopt( $handle, CURLOPT_RETURNTRANSFER, true );
		curl_setopt( $handle, CURLOPT_SSL_VERIFYHOST, ( true === $ssl_verify ) ? 2 : false );
		curl_setopt( $handle, CURLOPT_SSL_VERIFYPEER, $ssl_verify );

if ( $ssl_verify ) {
			curl_setopt( $handle, CURLOPT_CAINFO, $parsed_args['sslcertificates'] );
		}

curl_setopt( $handle, CURLOPT_USERAGENT, $parsed_args['user-agent'] );

/*
		 * The option doesn't work with safe mode or when open_basedir is set, and there's
		 * a bug #17490 with redirected POST requests, so handle redirections outside Curl.
		 */
		curl_setopt( $handle, CURLOPT_FOLLOWLOCATION, false );
		curl_setopt( $handle, CURLOPT_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS );

switch ( $parsed_args['method'] ) {
			case 'HEAD':
				curl_setopt( $handle, CURLOPT_NOBODY, true );
				break;
			case 'POST':
				curl_setopt( $handle, CURLOPT_POST, true );
				curl_setopt( $handle, CURLOPT_POSTFIELDS, $parsed_args['body'] );
				break;
			case 'PUT':
				curl_setopt( $handle, CURLOPT_CUSTOMREQUEST, 'PUT' );
				curl_setopt( $handle, CURLOPT_POSTFIELDS, $parsed_args['body'] );
				break;
			default:
				curl_setopt( $handle, CURLOPT_CUSTOMREQUEST, $parsed_args['method'] );
				if ( ! is_null( $parsed_args['body'] ) ) {
					curl_setopt( $handle, CURLOPT_POSTFIELDS, $parsed_args['body'] );
				}
				break;
		}

if ( true === $parsed_args['blocking'] ) {
			curl_setopt( $handle, CURLOPT_HEADERFUNCTION, array( $this, 'stream_headers' ) );
			curl_setopt( $handle, CURLOPT_WRITEFUNCTION, array( $this, 'stream_body' ) );
		}

curl_setopt( $handle, CURLOPT_HEADER, false );

if ( isset( $parsed_args['limit_response_size'] ) ) {
			$this->max_body_length = (int) $parsed_args['limit_response_size'];
		} else {
			$this->max_body_length = false;
		}

// If streaming to a file open a file handle, and setup our curl streaming handler.
		if ( $parsed_args['stream'] ) {
			if ( ! WP_DEBUG ) {
				$this->stream_handle = @fopen( $parsed_args['filename'], 'w+' );
			} else {
				$this->stream_handle = fopen( $parsed_args['filename'], 'w+' );
			}
			if ( ! $this->stream_handle ) {
				return new WP_Error(
					'http_request_failed',
					sprintf(
						/* translators: 1: fopen(), 2: File name. */
						__( 'Could not open handle for %1$s to %2$s.' ),
						'fopen()',
						$parsed_args['filename']
					)
				);
			}
		} else {
			$this->stream_handle = false;
		}

if ( ! empty( $parsed_args['headers'] ) ) {
			// cURL expects full header strings in each element.
			$headers = array();
			foreach ( $parsed_args['headers'] as $name => $value ) {
				$headers[] = "{$name}: $value";
			}
			curl_setopt( $handle, CURLOPT_HTTPHEADER, $headers );
		}

if ( '1.0' === $parsed_args['httpversion'] ) {
			curl_setopt( $handle, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0 );
		} else {
			curl_setopt( $handle, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1 );
		}

/**
		 * Fires before the cURL request is executed.
		 *
		 * Cookies are not currently handled by the HTTP API. This action allows
		 * plugins to handle cookies themselves.
		 *
		 * @since 2.8.0
		 *
		 * @param resource $handle      The cURL handle returned by curl_init() (passed by reference).
		 * @param array    $parsed_args The HTTP request arguments.
		 * @param string   $url         The request URL.
		 */
		do_action_ref_array( 'http_api_curl', array( &$handle, $parsed_args, $url ) );

// We don't need to return the body, so don't. Just execute request and return.
		if ( ! $parsed_args['blocking'] ) {
			curl_exec( $handle );

$curl_error = curl_error( $handle );

if ( $curl_error ) {
				if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
					curl_close( $handle );
				}

return new WP_Error( 'http_request_failed', $curl_error );
			}

if ( in_array( curl_getinfo( $handle, CURLINFO_HTTP_CODE ), array( 301, 302 ), true ) ) {
				if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
					curl_close( $handle );
				}

return new WP_Error( 'http_request_failed', __( 'Too many redirects.' ) );
			}

if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
				curl_close( $handle );
			}

return array(
				'headers'  => array(),
				'body'     => '',
				'response' => array(
					'code'    => false,
					'message' => false,
				),
				'cookies'  => array(),
			);
		}

curl_exec( $handle );

$processed_headers   = WP_Http::processHeaders( $this->headers, $url );
		$body                = $this->body;
		$bytes_written_total = $this->bytes_written_total;

$this->headers             = '';
		$this->body                = '';
		$this->bytes_written_total = 0;

$curl_error = curl_errno( $handle );

// If an error occurred, or, no response.
		if ( $curl_error || ( 0 === strlen( $body ) && empty( $processed_headers['headers'] ) ) ) {
			if ( CURLE_WRITE_ERROR /* 23 */ === $curl_error ) {
				if ( ! $this->max_body_length || $this->max_body_length !== $bytes_written_total ) {
					if ( $parsed_args['stream'] ) {
						if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
							curl_close( $handle );
						}

fclose( $this->stream_handle );

return new WP_Error( 'http_request_failed', __( 'Failed to write request to temporary file.' ) );
					} else {
						if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
							curl_close( $handle );
						}

return new WP_Error( 'http_request_failed', curl_error( $handle ) );
					}
				}
			} else {
				$curl_error = curl_error( $handle );

if ( $curl_error ) {
					if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
						curl_close( $handle );
					}

return new WP_Error( 'http_request_failed', $curl_error );
				}
			}

return new WP_Error( 'http_request_failed', __( 'Too many redirects.' ) );
			}
		}

if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
			curl_close( $handle );
		}

if ( $parsed_args['stream'] ) {
			fclose( $this->stream_handle );
		}

$response = array(
			'headers'  => $processed_headers['headers'],
			'body'     => null,
			'response' => $processed_headers['response'],
			'cookies'  => $processed_headers['cookies'],
			'filename' => $parsed_args['filename'],
		);

// Handle redirects.
		$redirect_response = WP_Http::handle_redirects( $url, $parsed_args, $response );
		if ( false !== $redirect_response ) {
			return $redirect_response;
		}

if ( true === $parsed_args['decompress']
			&& true === WP_Http_Encoding::should_decode( $processed_headers['headers'] )
		) {
			$body = WP_Http_Encoding::decompress( $body );
		}

$response['body'] = $body;

return $response;
	}

/**
	 * Grabs the headers of the cURL request.
	 *
	 * Each header is sent individually to this callback, and is appended to the `$header` property
	 * for temporary storage.
	 *
	 * @since 3.2.0
	 *
	 * @param resource $handle  cURL handle.
	 * @param string   $headers cURL request headers.
	 * @return int Length of the request headers.
	 */
	private function stream_headers( $handle, $headers ) {
		$this->headers .= $headers;
		return strlen( $headers );
	}

/**
	 * Grabs the body of the cURL request.
	 *
	 * The contents of the document are passed in chunks, and are appended to the `$body`
	 * property for temporary storage. Returning a length shorter than the length of
	 * `$data` passed in will cause cURL to abort the request with `CURLE_WRITE_ERROR`.
	 *
	 * @since 3.6.0
	 *
	 * @param resource $handle cURL handle.
	 * @param string   $data   cURL request body.
	 * @return int Total bytes of data written.
	 */
	private function stream_body( $handle, $data ) {
		$data_length = strlen( $data );

if ( $this->max_body_length && ( $this->bytes_written_total + $data_length ) > $this->max_body_length ) {
			$data_length = ( $this->max_body_length - $this->bytes_written_total );
			$data        = substr( $data, 0, $data_length );
		}

if ( $this->stream_handle ) {
			$bytes_written = fwrite( $this->stream_handle, $data );
		} else {
			$this->body   .= $data;
			$bytes_written = $data_length;
		}

$this->bytes_written_total += $bytes_written;

// Upon event of this function returning less than strlen( $data ) curl will error with CURLE_WRITE_ERROR.
		return $bytes_written;
	}

/**
	 * Determines whether this class can be used for retrieving a URL.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args Optional. Array of request arguments. Default empty array.
	 * @return bool False means this class can not be used, true means it can.
	 */
	public static function test( $args = array() ) {
		if ( ! function_exists( 'curl_init' ) || ! function_exists( 'curl_exec' ) ) {
			return false;
		}

$is_ssl = isset( $args['ssl'] ) && $args['ssl'];

if ( $is_ssl ) {
			$curl_version = curl_version();
			// Check whether this cURL version support SSL requests.
			if ( ! ( CURL_VERSION_SSL & $curl_version['features'] ) ) {
				return false;
			}
		}

/**
		 * Filters whether cURL can be used as a transport for retrieving a URL.
		 *
		 * @since 2.7.0
		 *
		 * @param bool  $use_class Whether the class can be used. Default true.
		 * @param array $args      An array of request arguments.
		 */
		return apply_filters( 'use_curl_transport', true, $args );
	}
}

Back