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ms_allowed_http_request_hosts( bool $is_external, string $host )

Adds any domain in a multisite installation for safe HTTP requests to the allowed list.

Description

Attached to the ‘http_request_host_is_external’ filter.

Parameters

$is_external

(bool) (Required)

$host

(string) (Required)

Return

(bool)

Source

File: wp-includes/http.php

function ms_allowed_http_request_hosts( $is_external, $host ) {
	global $wpdb;
	static $queried = array();
	if ( $is_external ) {
		return $is_external;
	}
	if ( get_network()->domain === $host ) {
		return true;
	}
	if ( isset( $queried[ $host ] ) ) {
		return $queried[ $host ];
	}
	$queried[ $host ] = (bool) $wpdb->get_var( $wpdb->prepare( "SELECT domain FROM $wpdb->blogs WHERE domain = %s LIMIT 1", $host ) );
	return $queried[ $host ];
}

Changelog

Version Description
3.6.0 Introduced.

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