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WP_Http_Streams::test( array $args = array() )

Determines whether this class can be used for retrieving a URL.

Parameters

$args

(array) (Optional) Array of request arguments.

Default value: array()

Return

(bool) False means this class can not be used, true means it can.

Source

File: wp-includes/class-wp-http-streams.php 

public static function test( $args = array() ) {
		if ( ! function_exists( 'stream_socket_client' ) ) {
			return false;
		}

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

		if ( $is_ssl ) {
			if ( ! extension_loaded( 'openssl' ) ) {
				return false;
			}
			if ( ! function_exists( 'openssl_x509_parse' ) ) {
				return false;
			}
		}

		/**
		 * Filters whether streams 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      Request arguments.
		 */
		return apply_filters( 'use_streams_transport', true, $args );
	}

Uses

Uses Description
wp-includes/class-wp-http-streams.php: use_streams_transport

Filters whether streams can be used as a transport for retrieving a URL.
wp-includes/plugin.php: apply_filters()

Calls the callback functions that have been added to a filter hook.

Changelog

Version Description
3.7.0 Combined with the fsockopen transport and switched to stream_socket_client().
2.7.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_http_streams/test