ms_allowed_http_request_hosts() – Function

ms_allowed_http_request_hosts( bool $is_external, string $host ): bool

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_externalboolrequired
$hoststringrequired

Return

bool

Source

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 ];
}

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Uses	Description
get_network()`wp-includes/ms-network.php`	Retrieves network data given a network ID or network object.
wpdb::get_var()`wp-includes/class-wpdb.php`	Retrieves one value from the database.
wpdb::prepare()`wp-includes/class-wpdb.php`	Prepares a SQL query for safe execution.

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Changelog

Version	Description
3.6.0	Introduced.

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