JezK

Edit File: class-wp-http.php

<?php
/**
 * HTTP API: WP_Http class
 *
 * @package WordPress
 * @subpackage HTTP
 * @since 2.7.0
 */

// Don't load directly.
if ( ! defined( 'ABSPATH' ) ) {
	die( '-1' );
}

if ( ! class_exists( 'WpOrg\Requests\Autoload' ) ) {
	require ABSPATH . WPINC . '/Requests/src/Autoload.php';

WpOrg\Requests\Autoload::register();
	WpOrg\Requests\Requests::set_certificate_path( ABSPATH . WPINC . '/certificates/ca-bundle.crt' );
}

/**
 * Core class used for managing HTTP transports and making HTTP requests.
 *
 * This class is used to consistently make outgoing HTTP requests easy for developers
 * while still being compatible with the many PHP configurations under which
 * WordPress runs.
 *
 * Debugging includes several actions, which pass different variables for debugging the HTTP API.
 *
 * @since 2.7.0
 */
#[AllowDynamicProperties]
class WP_Http {

// Aliases for HTTP response codes.
	const HTTP_CONTINUE       = 100;
	const SWITCHING_PROTOCOLS = 101;
	const PROCESSING          = 102;
	const EARLY_HINTS         = 103;

const OK                            = 200;
	const CREATED                       = 201;
	const ACCEPTED                      = 202;
	const NON_AUTHORITATIVE_INFORMATION = 203;
	const NO_CONTENT                    = 204;
	const RESET_CONTENT                 = 205;
	const PARTIAL_CONTENT               = 206;
	const MULTI_STATUS                  = 207;
	const IM_USED                       = 226;

const MULTIPLE_CHOICES   = 300;
	const MOVED_PERMANENTLY  = 301;
	const FOUND              = 302;
	const SEE_OTHER          = 303;
	const NOT_MODIFIED       = 304;
	const USE_PROXY          = 305;
	const RESERVED           = 306;
	const TEMPORARY_REDIRECT = 307;
	const PERMANENT_REDIRECT = 308;

const BAD_REQUEST                     = 400;
	const UNAUTHORIZED                    = 401;
	const PAYMENT_REQUIRED                = 402;
	const FORBIDDEN                       = 403;
	const NOT_FOUND                       = 404;
	const METHOD_NOT_ALLOWED              = 405;
	const NOT_ACCEPTABLE                  = 406;
	const PROXY_AUTHENTICATION_REQUIRED   = 407;
	const REQUEST_TIMEOUT                 = 408;
	const CONFLICT                        = 409;
	const GONE                            = 410;
	const LENGTH_REQUIRED                 = 411;
	const PRECONDITION_FAILED             = 412;
	const REQUEST_ENTITY_TOO_LARGE        = 413;
	const REQUEST_URI_TOO_LONG            = 414;
	const UNSUPPORTED_MEDIA_TYPE          = 415;
	const REQUESTED_RANGE_NOT_SATISFIABLE = 416;
	const EXPECTATION_FAILED              = 417;
	const IM_A_TEAPOT                     = 418;
	const MISDIRECTED_REQUEST             = 421;
	const UNPROCESSABLE_ENTITY            = 422;
	const LOCKED                          = 423;
	const FAILED_DEPENDENCY               = 424;
	const TOO_EARLY                       = 425;
	const UPGRADE_REQUIRED                = 426;
	const PRECONDITION_REQUIRED           = 428;
	const TOO_MANY_REQUESTS               = 429;
	const REQUEST_HEADER_FIELDS_TOO_LARGE = 431;
	const UNAVAILABLE_FOR_LEGAL_REASONS   = 451;

const INTERNAL_SERVER_ERROR           = 500;
	const NOT_IMPLEMENTED                 = 501;
	const BAD_GATEWAY                     = 502;
	const SERVICE_UNAVAILABLE             = 503;
	const GATEWAY_TIMEOUT                 = 504;
	const HTTP_VERSION_NOT_SUPPORTED      = 505;
	const VARIANT_ALSO_NEGOTIATES         = 506;
	const INSUFFICIENT_STORAGE            = 507;
	const NOT_EXTENDED                    = 510;
	const NETWORK_AUTHENTICATION_REQUIRED = 511;

/**
	 * Send an HTTP request to a URI.
	 *
	 * Please note: The only URI that are supported in the HTTP Transport implementation
	 * are the HTTP and HTTPS protocols.
	 *
	 * @since 2.7.0
	 *
	 * @param string       $url  The request URL.
	 * @param string|array $args {
	 *     Optional. Array or string of HTTP request arguments.
	 *
	 *     @type string       $method              Request method. Accepts 'GET', 'POST', 'HEAD', 'PUT', 'DELETE',
	 *                                             'TRACE', 'OPTIONS', or 'PATCH'.
	 *                                             Some transports technically allow others, but should not be
	 *                                             assumed. Default 'GET'.
	 *     @type float        $timeout             How long the connection should stay open in seconds. Default 5.
	 *     @type int          $redirection         Number of allowed redirects. Not supported by all transports.
	 *                                             Default 5.
	 *     @type string       $httpversion         Version of the HTTP protocol to use. Accepts '1.0' and '1.1'.
	 *                                             Default '1.0'.
	 *     @type string       $user-agent          User-agent value sent.
	 *                                             Default 'WordPress/' . get_bloginfo( 'version' ) . '; ' . get_bloginfo( 'url' ).
	 *     @type bool         $reject_unsafe_urls  Whether to pass URLs through wp_http_validate_url().
	 *                                             Default false.
	 *     @type bool         $blocking            Whether the calling code requires the result of the request.
	 *                                             If set to false, the request will be sent to the remote server,
	 *                                             and processing returned to the calling code immediately, the caller
	 *                                             will know if the request succeeded or failed, but will not receive
	 *                                             any response from the remote server. Default true.
	 *     @type string|array $headers             Array or string of headers to send with the request.
	 *                                             Default empty array.
	 *     @type array        $cookies             List of cookies to send with the request. Default empty array.
	 *     @type string|array $body                Body to send with the request. Default null.
	 *     @type bool         $compress            Whether to compress the $body when sending the request.
	 *                                             Default false.
	 *     @type bool         $decompress          Whether to decompress a compressed response. If set to false and
	 *                                             compressed content is returned in the response anyway, it will
	 *                                             need to be separately decompressed. Default true.
	 *     @type bool         $sslverify           Whether to verify SSL for the request. Default true.
	 *     @type string       $sslcertificates     Absolute path to an SSL certificate .crt file.
	 *                                             Default ABSPATH . WPINC . '/certificates/ca-bundle.crt'.
	 *     @type bool         $stream              Whether to stream to a file. If set to true and no filename was
	 *                                             given, it will be dropped it in the WP temp dir and its name will
	 *                                             be set using the basename of the URL. Default false.
	 *     @type string       $filename            Filename of the file to write to when streaming. $stream must be
	 *                                             set to true. Default null.
	 *     @type int          $limit_response_size Size in bytes to limit the response to. Default null.
	 *
	 * }
	 * @return array|WP_Error {
	 *     Array of response data, or a WP_Error instance upon error.
	 *
	 *     @type \WpOrg\Requests\Utility\CaseInsensitiveDictionary $headers       Response headers keyed by name.
	 *     @type string                                            $body          Response body.
	 *     @type array                                             $response      {
	 *         Array of HTTP response data.
	 *
	 *         @type int|false    $code    HTTP response status code.
	 *         @type string|false $message HTTP response message.
	 *     }
	 *     @type WP_Http_Cookie[]                                  $cookies       Array of cookies set by the server.
	 *     @type string|null                                       $filename      Optional. Filename of the response.
	 *     @type WP_HTTP_Requests_Response|null                    $http_response Response object.
	 * }
	 */
	public function request( $url, $args = array() ) {
		$defaults = array(
			'method'              => 'GET',
			/**
			 * Filters the timeout value for an HTTP request.
			 *
			 * @since 2.7.0
			 * @since 5.1.0 The `$url` parameter was added.
			 *
			 * @param float  $timeout_value Time in seconds until a request times out. Default 5.
			 * @param string $url           The request URL.
			 */
			'timeout'             => apply_filters( 'http_request_timeout', 5, $url ),
			/**
			 * Filters the number of redirects allowed during an HTTP request.
			 *
			 * @since 2.7.0
			 * @since 5.1.0 The `$url` parameter was added.
			 *
			 * @param int    $redirect_count Number of redirects allowed. Default 5.
			 * @param string $url            The request URL.
			 */
			'redirection'         => apply_filters( 'http_request_redirection_count', 5, $url ),
			/**
			 * Filters the version of the HTTP protocol used in a request.
			 *
			 * @since 2.7.0
			 * @since 5.1.0 The `$url` parameter was added.
			 *
			 * @param string $version Version of HTTP used. Accepts '1.0' and '1.1'. Default '1.0'.
			 * @param string $url     The request URL.
			 */
			'httpversion'         => apply_filters( 'http_request_version', '1.0', $url ),
			/**
			 * Filters the user agent value sent with an HTTP request.
			 *
			 * @since 2.7.0
			 * @since 5.1.0 The `$url` parameter was added.
			 *
			 * @param string $user_agent WordPress user agent string.
			 * @param string $url        The request URL.
			 */
			'user-agent'          => apply_filters( 'http_headers_useragent', 'WordPress/' . get_bloginfo( 'version' ) . '; ' . get_bloginfo( 'url' ), $url ),
			/**
			 * Filters whether to pass URLs through wp_http_validate_url() in an HTTP request.
			 *
			 * @since 3.6.0
			 * @since 5.1.0 The `$url` parameter was added.
			 *
			 * @param bool   $pass_url Whether to pass URLs through wp_http_validate_url(). Default false.
			 * @param string $url      The request URL.
			 */
			'reject_unsafe_urls'  => apply_filters( 'http_request_reject_unsafe_urls', false, $url ),
			'blocking'            => true,
			'headers'             => array(),
			'cookies'             => array(),
			'body'                => null,
			'compress'            => false,
			'decompress'          => true,
			'sslverify'           => true,
			'sslcertificates'     => ABSPATH . WPINC . '/certificates/ca-bundle.crt',
			'stream'              => false,
			'filename'            => null,
			'limit_response_size' => null,
		);

// Pre-parse for the HEAD checks.
		$args = wp_parse_args( $args );

// By default, HEAD requests do not cause redirections.
		if ( isset( $args['method'] ) && 'HEAD' === $args['method'] ) {
			$defaults['redirection'] = 0;
		}

$parsed_args = wp_parse_args( $args, $defaults );
		/**
		 * Filters the arguments used in an HTTP request.
		 *
		 * @since 2.7.0
		 *
		 * @param array  $parsed_args An array of HTTP request arguments.
		 * @param string $url         The request URL.
		 */
		$parsed_args = apply_filters( 'http_request_args', $parsed_args, $url );

// The transports decrement this, store a copy of the original value for loop purposes.
		if ( ! isset( $parsed_args['_redirection'] ) ) {
			$parsed_args['_redirection'] = $parsed_args['redirection'];
		}

/**
		 * Filters the preemptive return value of an HTTP request.
		 *
		 * Returning a non-false value from the filter will short-circuit the HTTP request and return
		 * early with that value. A filter should return one of:
		 *
		 *  - An array containing 'headers', 'body', 'response', 'cookies', and 'filename' elements
		 *  - A WP_Error instance
		 *  - Boolean false to avoid short-circuiting the response
		 *
		 * Returning any other value may result in unexpected behavior.
		 *
		 * @since 2.9.0
		 *
		 * @param false|array|WP_Error $response    A preemptive return value of an HTTP request. Default false.
		 * @param array                $parsed_args HTTP request arguments.
		 * @param string               $url         The request URL.
		 */
		$pre = apply_filters( 'pre_http_request', false, $parsed_args, $url );

if ( false !== $pre ) {
			return $pre;
		}

if ( function_exists( 'wp_kses_bad_protocol' ) ) {
			if ( $parsed_args['reject_unsafe_urls'] ) {
				$url = wp_http_validate_url( $url );
			}
			if ( $url ) {
				$url = wp_kses_bad_protocol( $url, array( 'http', 'https', 'ssl' ) );
			}
		}

$parsed_url = parse_url( $url );

if ( empty( $url ) || empty( $parsed_url['scheme'] ) ) {
			$response = new WP_Error( 'http_request_failed', __( 'A valid URL was not provided.' ) );
			/** This action is documented in wp-includes/class-wp-http.php */
			do_action( 'http_api_debug', $response, 'response', 'WpOrg\Requests\Requests', $parsed_args, $url );
			return $response;
		}

if ( $this->block_request( $url ) ) {
			/* translators: %s: URL to which the HTTP request was blocked. */
			$response = new WP_Error( 'http_request_not_executed', sprintf( __( 'User has blocked requests through HTTP to the URL: %s.' ), $url ) );
			/** This action is documented in wp-includes/class-wp-http.php */
			do_action( 'http_api_debug', $response, 'response', 'WpOrg\Requests\Requests', $parsed_args, $url );
			return $response;
		}

// If we are streaming to a file but no filename was given drop it in the WP temp dir
		// and pick its name using the basename of the $url.
		if ( $parsed_args['stream'] ) {
			if ( empty( $parsed_args['filename'] ) ) {
				$parsed_args['filename'] = get_temp_dir() . basename( $url );
			}

// Force some settings if we are streaming to a file and check for existence
			// and perms of destination directory.
			$parsed_args['blocking'] = true;
			if ( ! wp_is_writable( dirname( $parsed_args['filename'] ) ) ) {
				$response = new WP_Error( 'http_request_failed', __( 'Destination directory for file streaming does not exist or is not writable.' ) );
				/** This action is documented in wp-includes/class-wp-http.php */
				do_action( 'http_api_debug', $response, 'response', 'WpOrg\Requests\Requests', $parsed_args, $url );
				return $response;
			}
		}

if ( is_null( $parsed_args['headers'] ) ) {
			$parsed_args['headers'] = array();
		}

// WP allows passing in headers as a string, weirdly.
		if ( ! is_array( $parsed_args['headers'] ) ) {
			$processed_headers      = self::processHeaders( $parsed_args['headers'] );
			$parsed_args['headers'] = $processed_headers['headers'];
		}

// Setup arguments.
		$headers = $parsed_args['headers'];
		$data    = $parsed_args['body'];
		$type    = $parsed_args['method'];
		$options = array(
			'timeout'   => $parsed_args['timeout'],
			'useragent' => $parsed_args['user-agent'],
			'blocking'  => $parsed_args['blocking'],
			'hooks'     => new WP_HTTP_Requests_Hooks( $url, $parsed_args ),
		);

// Ensure redirects follow browser behavior.
		$options['hooks']->register( 'requests.before_redirect', array( static::class, 'browser_redirect_compatibility' ) );

// Validate redirected URLs.
		if ( function_exists( 'wp_kses_bad_protocol' ) && $parsed_args['reject_unsafe_urls'] ) {
			$options['hooks']->register( 'requests.before_redirect', array( static::class, 'validate_redirects' ) );
		}

if ( $parsed_args['stream'] ) {
			$options['filename'] = $parsed_args['filename'];
		}
		if ( empty( $parsed_args['redirection'] ) ) {
			$options['follow_redirects'] = false;
		} else {
			$options['redirects'] = $parsed_args['redirection'];
		}

// Use byte limit, if we can.
		if ( isset( $parsed_args['limit_response_size'] ) ) {
			$options['max_bytes'] = $parsed_args['limit_response_size'];
		}

// If we've got cookies, use and convert them to WpOrg\Requests\Cookie.
		if ( ! empty( $parsed_args['cookies'] ) ) {
			$options['cookies'] = self::normalize_cookies( $parsed_args['cookies'] );
		}

// SSL certificate handling.
		if ( ! $parsed_args['sslverify'] ) {
			$options['verify']     = false;
			$options['verifyname'] = false;
		} else {
			$options['verify'] = $parsed_args['sslcertificates'];
		}

// All non-GET/HEAD requests should put the arguments in the form body.
		if ( 'HEAD' !== $type && 'GET' !== $type ) {
			$options['data_format'] = 'body';
		}

/**
		 * Filters whether SSL should be verified for non-local requests.
		 *
		 * @since 2.8.0
		 * @since 5.1.0 The `$url` parameter was added.
		 *
		 * @param bool|string $ssl_verify Boolean to control whether to verify the SSL connection
		 *                                or path to an SSL certificate.
		 * @param string      $url        The request URL.
		 */
		$options['verify'] = apply_filters( 'https_ssl_verify', $options['verify'], $url );

// Check for proxies.
		$proxy = new WP_HTTP_Proxy();
		if ( $proxy->is_enabled() && $proxy->send_through_proxy( $url ) ) {
			$options['proxy'] = new WpOrg\Requests\Proxy\Http( $proxy->host() . ':' . $proxy->port() );

if ( $proxy->use_authentication() ) {
				$options['proxy']->use_authentication = true;
				$options['proxy']->user               = $proxy->username();
				$options['proxy']->pass               = $proxy->password();
			}
		}

// Avoid issues where mbstring.func_overload is enabled.
		mbstring_binary_safe_encoding();

try {
			$requests_response = WpOrg\Requests\Requests::request( $url, $headers, $data, $type, $options );

// Convert the response into an array.
			$http_response = new WP_HTTP_Requests_Response( $requests_response, $parsed_args['filename'] );
			$response      = $http_response->to_array();

// Add the original object to the array.
			$response['http_response'] = $http_response;
		} catch ( WpOrg\Requests\Exception $e ) {
			$response = new WP_Error( 'http_request_failed', $e->getMessage() );
		}

reset_mbstring_encoding();

/**
		 * Fires after an HTTP API response is received and before the response is returned.
		 *
		 * @since 2.8.0
		 *
		 * @param array|WP_Error $response    HTTP response or WP_Error object.
		 * @param string         $context     Context under which the hook is fired.
		 * @param string         $class       HTTP transport used.
		 * @param array          $parsed_args HTTP request arguments.
		 * @param string         $url         The request URL.
		 */
		do_action( 'http_api_debug', $response, 'response', 'WpOrg\Requests\Requests', $parsed_args, $url );
		if ( is_wp_error( $response ) ) {
			return $response;
		}

if ( ! $parsed_args['blocking'] ) {
			return array(
				'headers'       => array(),
				'body'          => '',
				'response'      => array(
					'code'    => false,
					'message' => false,
				),
				'cookies'       => array(),
				'http_response' => null,
			);
		}

/**
		 * Filters a successful HTTP API response immediately before the response is returned.
		 *
		 * @since 2.9.0
		 *
		 * @param array  $response    HTTP response.
		 * @param array  $parsed_args HTTP request arguments.
		 * @param string $url         The request URL.
		 */
		return apply_filters( 'http_response', $response, $parsed_args, $url );
	}

/**
	 * Normalizes cookies for using in Requests.
	 *
	 * @since 4.6.0
	 *
	 * @param array $cookies Array of cookies to send with the request.
	 * @return WpOrg\Requests\Cookie\Jar Cookie holder object.
	 */
	public static function normalize_cookies( $cookies ) {
		$cookie_jar = new WpOrg\Requests\Cookie\Jar();

foreach ( $cookies as $name => $value ) {
			if ( $value instanceof WP_Http_Cookie ) {
				$attributes                 = array_filter(
					$value->get_attributes(),
					static function ( $attr ) {
						return null !== $attr;
					}
				);
				$cookie_jar[ $value->name ] = new WpOrg\Requests\Cookie( (string) $value->name, $value->value, $attributes, array( 'host-only' => $value->host_only ) );
			} elseif ( is_scalar( $value ) ) {
				$cookie_jar[ $name ] = new WpOrg\Requests\Cookie( (string) $name, (string) $value );
			}
		}

return $cookie_jar;
	}

/**
	 * Match redirect behavior to browser handling.
	 *
	 * Changes 302 redirects from POST to GET to match browser handling. Per
	 * RFC 7231, user agents can deviate from the strict reading of the
	 * specification for compatibility purposes.
	 *
	 * @since 4.6.0
	 *
	 * @param string                  $location URL to redirect to.
	 * @param array                   $headers  Headers for the redirect.
	 * @param string|array            $data     Body to send with the request.
	 * @param array                   $options  Redirect request options.
	 * @param WpOrg\Requests\Response $original Response object.
	 */
	public static function browser_redirect_compatibility( $location, $headers, $data, &$options, $original ) {
		// Browser compatibility.
		if ( 302 === $original->status_code ) {
			$options['type'] = WpOrg\Requests\Requests::GET;
		}
	}

/**
	 * Validate redirected URLs.
	 *
	 * @since 4.7.5
	 *
	 * @throws WpOrg\Requests\Exception On unsuccessful URL validation.
	 * @param string $location URL to redirect to.
	 */
	public static function validate_redirects( $location ) {
		if ( ! wp_http_validate_url( $location ) ) {
			throw new WpOrg\Requests\Exception( __( 'A valid URL was not provided.' ), 'wp_http.redirect_failed_validation' );
		}
	}

/**
	 * Tests which transports are capable of supporting the request.
	 *
	 * @since 3.2.0
	 * @deprecated 6.4.0 Use WpOrg\Requests\Requests::get_transport_class()
	 * @see WpOrg\Requests\Requests::get_transport_class()
	 *
	 * @param array  $args Request arguments.
	 * @param string $url  URL to request.
	 * @return string|false Class name for the first transport that claims to support the request.
	 *                      False if no transport claims to support the request.
	 */
	public function _get_first_available_transport( $args, $url = null ) {
		$transports = array( 'curl', 'streams' );

/**
		 * Filters which HTTP transports are available and in what order.
		 *
		 * @since 3.7.0
		 * @deprecated 6.4.0 Use WpOrg\Requests\Requests::get_transport_class()
		 *
		 * @param string[] $transports Array of HTTP transports to check. Default array contains
		 *                             'curl' and 'streams', in that order.
		 * @param array    $args       HTTP request arguments.
		 * @param string   $url        The URL to request.
		 */
		$request_order = apply_filters_deprecated( 'http_api_transports', array( $transports, $args, $url ), '6.4.0' );

// Loop over each transport on each HTTP request looking for one which will serve this request's needs.
		foreach ( $request_order as $transport ) {
			if ( in_array( $transport, $transports, true ) ) {
				$transport = ucfirst( $transport );
			}
			$class = 'WP_Http_' . $transport;

// Check to see if this transport is a possibility, calls the transport statically.
			if ( ! call_user_func( array( $class, 'test' ), $args, $url ) ) {
				continue;
			}

return $class;
		}

return false;
	}

/**
	 * Dispatches a HTTP request to a supporting transport.
	 *
	 * Tests each transport in order to find a transport which matches the request arguments.
	 * Also caches the transport instance to be used later.
	 *
	 * The order for requests is cURL, and then PHP Streams.
	 *
	 * @since 3.2.0
	 * @deprecated 5.1.0 Use WP_Http::request()
	 * @see WP_Http::request()
	 *
	 * @param string $url  URL to request.
	 * @param array  $args Request arguments.
	 * @return array|WP_Error Array containing 'headers', 'body', 'response', 'cookies', 'filename'.
	 *                        A WP_Error instance upon error.
	 */
	private function _dispatch_request( $url, $args ) {
		static $transports = array();

$class = $this->_get_first_available_transport( $args, $url );
		if ( ! $class ) {
			return new WP_Error( 'http_failure', __( 'There are no HTTP transports available which can complete the requested request.' ) );
		}

// Transport claims to support request, instantiate it and give it a whirl.
		if ( empty( $transports[ $class ] ) ) {
			$transports[ $class ] = new $class();
		}

$response = $transports[ $class ]->request( $url, $args );

/** This action is documented in wp-includes/class-wp-http.php */
		do_action( 'http_api_debug', $response, 'response', $class, $args, $url );

if ( is_wp_error( $response ) ) {
			return $response;
		}

/** This filter is documented in wp-includes/class-wp-http.php */
		return apply_filters( 'http_response', $response, $args, $url );
	}

/**
	 * Uses the POST HTTP method.
	 *
	 * Used for sending data that is expected to be in the body.
	 *
	 * @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. See WP_Http::response() for details.
	 */
	public function post( $url, $args = array() ) {
		$defaults    = array( 'method' => 'POST' );
		$parsed_args = wp_parse_args( $args, $defaults );
		return $this->request( $url, $parsed_args );
	}

/**
	 * Uses the GET HTTP method.
	 *
	 * Used for sending data that is expected to be in the body.
	 *
	 * @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. See WP_Http::response() for details.
	 */
	public function get( $url, $args = array() ) {
		$defaults    = array( 'method' => 'GET' );
		$parsed_args = wp_parse_args( $args, $defaults );
		return $this->request( $url, $parsed_args );
	}

/**
	 * Uses the HEAD HTTP method.
	 *
	 * Used for sending data that is expected to be in the body.
	 *
	 * @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. See WP_Http::response() for details.
	 */
	public function head( $url, $args = array() ) {
		$defaults    = array( 'method' => 'HEAD' );
		$parsed_args = wp_parse_args( $args, $defaults );
		return $this->request( $url, $parsed_args );
	}

/**
	 * Parses the responses and splits the parts into headers and body.
	 *
	 * @since 2.7.0
	 *
	 * @param string $response The full response string.
	 * @return array {
	 *     Array with response headers and body.
	 *
	 *     @type string $headers HTTP response headers.
	 *     @type string $body    HTTP response body.
	 * }
	 */
	public static function processResponse( $response ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.MethodNameInvalid
		$response = explode( "\r\n\r\n", $response, 2 );

return array(
			'headers' => $response[0],
			'body'    => $response[1] ?? '',
		);
	}

/**
	 * Transforms header string into an array.
	 *
	 * @since 2.7.0
	 *
	 * @param string|array $headers The original headers. If a string is passed, it will be converted
	 *                              to an array. If an array is passed, then it is assumed to be
	 *                              raw header data with numeric keys with the headers as the values.
	 *                              No headers must be passed that were already processed.
	 * @param string       $url     Optional. The URL that was requested. Default empty.
	 * @return array {
	 *     Processed string headers. If duplicate headers are encountered,
	 *     then a numbered array is returned as the value of that header-key.
	 *
	 *     @type array            $response {
	 *         @type int    $code    The response status code. Default 0.
	 *         @type string $message The response message. Default empty.
	 *     }
	 *     @type array            $newheaders The processed header data as a multidimensional array.
	 *     @type WP_Http_Cookie[] $cookies    If the original headers contain the 'Set-Cookie' key,
	 *                                        an array containing `WP_Http_Cookie` objects is returned.
	 * }
	 */
	public static function processHeaders( $headers, $url = '' ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.MethodNameInvalid
		// Split headers, one per array element.
		if ( is_string( $headers ) ) {
			// Tolerate line terminator: CRLF = LF (RFC 2616 19.3).
			$headers = str_replace( "\r\n", "\n", $headers );
			/*
			 * Unfold folded header fields. LWS = [CRLF] 1*( SP | HT ) <US-ASCII SP, space (32)>,
			 * <US-ASCII HT, horizontal-tab (9)> (RFC 2616 2.2).
			 */
			$headers = preg_replace( '/\n[ \t]/', ' ', $headers );
			// Create the headers array.
			$headers = explode( "\n", $headers );
		}

$response = array(
			'code'    => 0,
			'message' => '',
		);

/*
		 * If a redirection has taken place, The headers for each page request may have been passed.
		 * In this case, determine the final HTTP header and parse from there.
		 */
		for ( $i = count( $headers ) - 1; $i >= 0; $i-- ) {
			if ( ! empty( $headers[ $i ] ) && ! str_contains( $headers[ $i ], ':' ) ) {
				$headers = array_splice( $headers, $i );
				break;
			}
		}

$cookies    = array();
		$newheaders = array();
		foreach ( (array) $headers as $tempheader ) {
			if ( empty( $tempheader ) ) {
				continue;
			}

if ( ! str_contains( $tempheader, ':' ) ) {
				$stack   = explode( ' ', $tempheader, 3 );
				$stack[] = '';
				list( , $response['code'], $response['message']) = $stack;
				continue;
			}

list($key, $value) = explode( ':', $tempheader, 2 );

$key   = strtolower( $key );
			$value = trim( $value );

if ( isset( $newheaders[ $key ] ) ) {
				if ( ! is_array( $newheaders[ $key ] ) ) {
					$newheaders[ $key ] = array( $newheaders[ $key ] );
				}
				$newheaders[ $key ][] = $value;
			} else {
				$newheaders[ $key ] = $value;
			}
			if ( 'set-cookie' === $key ) {
				$cookies[] = new WP_Http_Cookie( $value, $url );
			}
		}

// Cast the Response Code to an int.
		$response['code'] = (int) $response['code'];

return array(
			'response' => $response,
			'headers'  => $newheaders,
			'cookies'  => $cookies,
		);
	}

/**
	 * Takes the arguments for a ::request() and checks for the cookie array.
	 *
	 * If it's found, then it upgrades any basic name => value pairs to WP_Http_Cookie instances,
	 * which are each parsed into strings and added to the Cookie: header (within the arguments array).
	 * Edits the array by reference.
	 *
	 * @since 2.8.0
	 *
	 * @param array $r Full array of args passed into ::request()
	 */
	public static function buildCookieHeader( &$r ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.MethodNameInvalid
		if ( ! empty( $r['cookies'] ) ) {
			// Upgrade any name => value cookie pairs to WP_Http_Cookie instances.
			foreach ( $r['cookies'] as $name => $value ) {
				if ( ! is_object( $value ) ) {
					$r['cookies'][ $name ] = new WP_Http_Cookie(
						array(
							'name'  => $name,
							'value' => $value,
						)
					);
				}
			}

$cookies_header = '';
			foreach ( (array) $r['cookies'] as $cookie ) {
				$cookies_header .= $cookie->getHeaderValue() . '; ';
			}

$cookies_header         = substr( $cookies_header, 0, -2 );
			$r['headers']['cookie'] = $cookies_header;
		}
	}

/**
	 * Decodes chunk transfer-encoding, based off the HTTP 1.1 specification.
	 *
	 * Based off the HTTP http_encoding_dechunk function.
	 *
	 * @link https://tools.ietf.org/html/rfc2616#section-19.4.6 Process for chunked decoding.
	 *
	 * @since 2.7.0
	 *
	 * @param string $body Body content.
	 * @return string Chunked decoded body on success or raw body on failure.
	 */
	public static function chunkTransferDecode( $body ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.MethodNameInvalid
		// The body is not chunked encoded or is malformed.
		if ( ! preg_match( '/^([0-9a-f]+)[^\r\n]*\r\n/i', trim( $body ) ) ) {
			return $body;
		}

$parsed_body = '';

// We'll be altering $body, so need a backup in case of error.
		$body_original = $body;

while ( true ) {
			$has_chunk = (bool) preg_match( '/^([0-9a-f]+)[^\r\n]*\r\n/i', $body, $match );
			if ( ! $has_chunk || empty( $match[1] ) ) {
				return $body_original;
			}

$length       = hexdec( $match[1] );
			$chunk_length = strlen( $match[0] );

// Parse out the chunk of data.
			$parsed_body .= substr( $body, $chunk_length, $length );

// Remove the chunk from the raw data.
			$body = substr( $body, $length + $chunk_length );

// End of the document.
			if ( '0' === trim( $body ) ) {
				return $parsed_body;
			}
		}
	}

/**
	 * Determines whether an HTTP API request to the given URL should be blocked.
	 *
	 * Those who are behind a proxy and want to prevent access to certain hosts may do so. This will
	 * prevent plugins from working and core functionality, if you don't include `api.wordpress.org`.
	 *
	 * You block external URL requests by defining `WP_HTTP_BLOCK_EXTERNAL` as true in your `wp-config.php`
	 * file and this will only allow localhost and your site to make requests. The constant
	 * `WP_ACCESSIBLE_HOSTS` will allow additional hosts to go through for requests. The format of the
	 * `WP_ACCESSIBLE_HOSTS` constant is a comma separated list of hostnames to allow, wildcard domains
	 * are supported, eg `*.wordpress.org` will allow for all subdomains of `wordpress.org` to be contacted.
	 *
	 * @since 2.8.0
	 *
	 * @link https://core.trac.wordpress.org/ticket/8927 Allow preventing external requests.
	 * @link https://core.trac.wordpress.org/ticket/14636 Allow wildcard domains in WP_ACCESSIBLE_HOSTS
	 *
	 * @param string $uri URI of url.
	 * @return bool True to block, false to allow.
	 */
	public function block_request( $uri ) {
		// We don't need to block requests, because nothing is blocked.
		if ( ! defined( 'WP_HTTP_BLOCK_EXTERNAL' ) || ! WP_HTTP_BLOCK_EXTERNAL ) {
			return false;
		}

$check = parse_url( $uri );
		if ( ! $check ) {
			return true;
		}

$home = parse_url( get_option( 'siteurl' ) );

// Don't block requests back to ourselves by default.
		if ( 'localhost' === $check['host'] || ( isset( $home['host'] ) && $home['host'] === $check['host'] ) ) {
			/**
			 * Filters whether to block local HTTP API requests.
			 *
			 * A local request is one to `localhost` or to the same host as the site itself.
			 *
			 * @since 2.8.0
			 *
			 * @param bool $block Whether to block local requests. Default false.
			 */
			return apply_filters( 'block_local_requests', false );
		}

if ( ! defined( 'WP_ACCESSIBLE_HOSTS' ) ) {
			return true;
		}

static $accessible_hosts = null;
		static $wildcard_regex   = array();
		if ( null === $accessible_hosts ) {
			$accessible_hosts = preg_split( '|,\s*|', WP_ACCESSIBLE_HOSTS );

if ( str_contains( WP_ACCESSIBLE_HOSTS, '*' ) ) {
				$wildcard_regex = array();
				foreach ( $accessible_hosts as $host ) {
					$wildcard_regex[] = str_replace( '\*', '.+', preg_quote( $host, '/' ) );
				}
				$wildcard_regex = '/^(' . implode( '|', $wildcard_regex ) . ')$/i';
			}
		}

if ( ! empty( $wildcard_regex ) ) {
			return ! preg_match( $wildcard_regex, $check['host'] );
		} else {
			return ! in_array( $check['host'], $accessible_hosts, true ); // Inverse logic, if it's in the array, then don't block it.
		}
	}

/**
	 * Used as a wrapper for PHP's parse_url() function that handles edgecases in < PHP 5.4.7.
	 *
	 * @deprecated 4.4.0 Use wp_parse_url()
	 * @see wp_parse_url()
	 *
	 * @param string $url The URL to parse.
	 * @return bool|array False on failure; Array of URL components on success;
	 *                    See parse_url()'s return values.
	 */
	protected static function parse_url( $url ) {
		_deprecated_function( __METHOD__, '4.4.0', 'wp_parse_url()' );
		return wp_parse_url( $url );
	}

/**
	 * Converts a relative URL to an absolute URL relative to a given URL.
	 *
	 * If an Absolute URL is provided, no processing of that URL is done.
	 *
	 * @since 3.4.0
	 *
	 * @param string $maybe_relative_path The URL which might be relative.
	 * @param string $url                 The URL which $maybe_relative_path is relative to.
	 * @return string An Absolute URL, in a failure condition where the URL cannot be parsed, the relative URL will be returned.
	 */
	public static function make_absolute_url( $maybe_relative_path, $url ) {
		if ( empty( $url ) ) {
			return $maybe_relative_path;
		}

$url_parts = wp_parse_url( $url );
		if ( ! $url_parts ) {
			return $maybe_relative_path;
		}

$relative_url_parts = wp_parse_url( $maybe_relative_path );
		if ( ! $relative_url_parts ) {
			return $maybe_relative_path;
		}

// Check for a scheme on the 'relative' URL.
		if ( ! empty( $relative_url_parts['scheme'] ) ) {
			return $maybe_relative_path;
		}

$absolute_path = $url_parts['scheme'] . '://';

// Schemeless URLs will make it this far, so we check for a host in the relative URL
		// and convert it to a protocol-URL.
		if ( isset( $relative_url_parts['host'] ) ) {
			$absolute_path .= $relative_url_parts['host'];
			if ( isset( $relative_url_parts['port'] ) ) {
				$absolute_path .= ':' . $relative_url_parts['port'];
			}
		} else {
			$absolute_path .= $url_parts['host'];
			if ( isset( $url_parts['port'] ) ) {
				$absolute_path .= ':' . $url_parts['port'];
			}
		}

// Start off with the absolute URL path.
		$path = ! empty( $url_parts['path'] ) ? $url_parts['path'] : '/';

// If it's a root-relative path, then great.
		if ( ! empty( $relative_url_parts['path'] ) && '/' === $relative_url_parts['path'][0] ) {
			$path = $relative_url_parts['path'];

// Else it's a relative path.
		} elseif ( ! empty( $relative_url_parts['path'] ) ) {
			// Strip off any file components from the absolute path.
			$path = substr( $path, 0, strrpos( $path, '/' ) + 1 );

// Build the new path.
			$path .= $relative_url_parts['path'];

// Strip all /path/../ out of the path.
			while ( strpos( $path, '../' ) > 1 ) {
				$path = preg_replace( '![^/]+/\.\./!', '', $path );
			}

// Strip any final leading ../ from the path.
			$path = preg_replace( '!^/(\.\./)+!', '', $path );
		}

// Add the query string.
		if ( ! empty( $relative_url_parts['query'] ) ) {
			$path .= '?' . $relative_url_parts['query'];
		}

// Add the fragment.
		if ( ! empty( $relative_url_parts['fragment'] ) ) {
			$path .= '#' . $relative_url_parts['fragment'];
		}

return $absolute_path . '/' . ltrim( $path, '/' );
	}

/**
	 * Handles an HTTP redirect and follows it if appropriate.
	 *
	 * @since 3.7.0
	 *
	 * @param string $url      The URL which was requested.
	 * @param array  $args     The arguments which were used to make the request.
	 * @param array  $response The response of the HTTP request.
	 * @return array|false|WP_Error An HTTP API response array if the redirect is successfully followed,
	 *                              false if no redirect is present, or a WP_Error object if there's an error.
	 */
	public static function handle_redirects( $url, $args, $response ) {
		// If no redirects are present, or, redirects were not requested, perform no action.
		if ( ! isset( $response['headers']['location'] ) || 0 === $args['_redirection'] ) {
			return false;
		}

// Only perform redirections on redirection http codes.
		if ( $response['response']['code'] > 399 || $response['response']['code'] < 300 ) {
			return false;
		}

// Don't redirect if we've run out of redirects.
		if ( $args['redirection']-- <= 0 ) {
			return new WP_Error( 'http_request_failed', __( 'Too many redirects.' ) );
		}

$redirect_location = $response['headers']['location'];

// If there were multiple Location headers, use the last header specified.
		if ( is_array( $redirect_location ) ) {
			$redirect_location = array_pop( $redirect_location );
		}

$redirect_location = self::make_absolute_url( $redirect_location, $url );

// POST requests should not POST to a redirected location.
		if ( 'POST' === $args['method'] ) {
			if ( in_array( $response['response']['code'], array( 302, 303 ), true ) ) {
				$args['method'] = 'GET';
			}
		}

// Include valid cookies in the redirect process.
		if ( ! empty( $response['cookies'] ) ) {
			foreach ( $response['cookies'] as $cookie ) {
				if ( $cookie->test( $redirect_location ) ) {
					$args['cookies'][] = $cookie;
				}
			}
		}

return wp_remote_request( $redirect_location, $args );
	}

/**
	 * Determines if a specified string represents an IP address or not.
	 *
	 * This function also detects the type of the IP address, returning either
	 * '4' or '6' to represent an IPv4 and IPv6 address respectively.
	 * This does not verify if the IP is a valid IP, only that it appears to be
	 * an IP address.
	 *
	 * @link http://home.deds.nl/~aeron/regex/ for IPv6 regex.
	 *
	 * @since 3.7.0
	 *
	 * @param string $maybe_ip A suspected IP address.
	 * @return int|false Upon success, '4' or '6' to represent an IPv4 or IPv6 address, false upon failure.
	 */
	public static function is_ip_address( $maybe_ip ) {
		if ( preg_match( '/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/', $maybe_ip ) ) {
			return 4;
		}

if ( str_contains( $maybe_ip, ':' ) && preg_match( '/^(((?=.*(::))(?!.*\3.+\3))\3?|([\dA-F]{1,4}(\3|:\b|$)|\2))(?4){5}((?4){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i', trim( $maybe_ip, ' []' ) ) ) {
			return 6;
		}

return false;
	}
}

BanaBridge News https://validator.w3.org/feed/docs/rss2.html Court Orders Ex-Weah Protocol Chief Jailed on US$8 Million Bail, Sends 15 Jurors to Prison Over Misconduct Women Renew Call for War and Economic Crimes Court at Liberia’s Historic Peace Prayer Site Finance Minister Ngafuan Urges Transparency, Accountability as Liberia Advances ARREST Agenda at UN Retreat PPCC Donates ICT Equipment to 50 Government Institutions to Expand Electronic Procurement System Liberia Commissions €100,000 Elemental Analyzer to Strengthen Environmental Research and Food Security EPA Ends 16 Years of Renting with Purchase of Permanent Headquarters West African Tax Bodies Deepen Partnership to Boost Revenue Mobilization, Launch Carbon Tax Study Liberia Hosts Sierra Leone Procurement Delegation for E-GP Reform Study Tour World Bank Praises Liberia’s Central Bank for Economic Stability and Private Sector Progress Liberians See Slight Improvement in Corruption Fight, But Graft Still Viewed as Widespread, CENTAL Report Finds Canada Afrique Care Foundation Set for Official Launch, Expanding Free Mental Health Access Across Canada and Africa Weah Claims Liberia Has Become a “Narco State” as Opposition Rallies Behind Calls for Independent Probe into US$19 Million Cocaine Bust EPA Boss Calls for Stronger Student Engagement, Unveils Push for Academic Partnership at UL Climate Symposium Education Minister Urges Students to Embrace Tax Responsibility at National Student Tax Day CDC Secretary General Urges U.S. Government to Review Support to Liberia National Police Liberia Partners with CACFO to Expand Mental Health Services Ahead of Global Launch Wreh-Toe Appointed Board Chair of CACFO as Foundation Strengthens Mental Health Push GIABA Opens New Information Center Headquarters in Abidjan Liberia Wins Fresh Backing as World Bank Group Executive Praises Progress, Pushes Faster Project Delivery LRA Honors Liberia’s Top Taxpayers as Revenue Collections Hit Historic High Root Cause in Question as Border Tensions Persist After Conakry Peace Deal From Enforcement to Innovation: EPA Marks 2025 as a Defining Year for Liberia’s Environment Weah Declares ‘Road to 2029 Begins Today’ as CDC Marks 22nd Anniversary in Zwedru 500 Documented Governance Failures: Activist Publishes Sweeping End-of-Year Indictment of Boakai Administration CDC Calls for Probe into Border Crisis, Cites Alleged Mining Activities Liberia Moves to Strengthen Small Businesses with $672,000 Packaging Solution Initiative Former Public Works Minister Ruth Coker Collins Defends Zwedru Corridor Strategy, Calls for “Facts Over Rhetoric” in Infrastructure Debate Power Shake-Up in CDC Diaspora: NEC Dissolves CDC-USA Interim Leadership, Appoints Rev. Muin to Lead U.S. Chapter Tweah Reemerges, Sparks Fierce National Debate Over Governance and Liberia’s Future Koijee Slams Tribal Politics and Political Manipulation in Lofa, Accuses Boakai Government Mali and Burkina Faso Impose Reciprocal Travel Ban on U.S. Citizens Guinea Election: A Turn Toward Continuity Amid Questions of Democratic Credibility Liberia’s Revenue Grows Stronger as LRA Exceeds National Target for Second Year Liberia’s Gender Legal Landscape: Laws in Place, Systems Lag Far Behind Liberia’s Economy Gains Momentum as CBL Governor Highlights Progress at ECOWAS Meeting Liberia Positions Itself for Eco Currency Entry as Economy Expands by 5.1% From Overcrowded Classrooms to Renewal: NPA Mobilizes $1 Million to Transform UL Ex-Public Works Minister Ruth Coker Collins Slams Ministry’s “Lack of Capacity,” Defends Her Infrastructure Record CDC Expels Three Senior Members, Citing Alleged Alignment With Government and Undermining Party Ideology UL to Celebrate 75 Years of Excellence Saudi Fund Advances Liberia’s Push for Major Infrastructure Development West African Financial Leaders Convene in Monrovia for ECOWAS Statutory Meetings Unlocking Liberia’s Potential: Government Launches Major Revenue and Transparency Reforms Incremental Gains, Enduring Impunity: Liberia’s CPI Improvement Fails the Test of Reform Boakai’s Call for Unity Faces Scrutiny as Opposition, Citizens Question Actions Behind the Words REMAPSEN Liberia Set to Strengthen Health and Environmental Reporting Energy Sector Women Step Into the Spotlight at Liberia’s International Women’s Day Celebration FeJAL Concludes Three-Day Retreat, Honors Outstanding Women Journalists Dr. Rasha Kelej Named Among Africa’s 100 Most Influential Leaders LAVA Honored for Strengthening Liberia–U.S. Ties at 2025 Military Ball