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filter is not described

http_request_host_is_external filter-hook . WP 3.6.0

Check if HTTP request is external or not.

Allows to change and allow external requests for the HTTP request.


add_filter( 'http_request_host_is_external', 'filter_function_name_1948', 10, 3 );
function filter_function_name_1948( $false, $host, $url ){
	// filter...

	return $false;
false Whether HTTP request is external or not.
IP of the requested host.
URL of the requested host.


Since 3.6.0 Introduced.

Where the hook is called

wp-includes/http.php 579
if ( ! apply_filters( 'http_request_host_is_external', false, $host, $url ) ) {

Where the hook is used (in WP core)

wp-includes/default-filters.php 267
add_filter( 'http_request_host_is_external', 'allowed_http_request_hosts', 10, 2 );
wp-includes/ms-default-filters.php 128
add_filter( 'http_request_host_is_external', 'ms_allowed_http_request_hosts', 20, 2 );