http_api_transports filter-hook . WP 3.7.0

Filters which HTTP transports are available and in what order.

Usage

add_filter( 'http_api_transports', 'filter_function_name_1015', 10, 3 );
function filter_function_name_1015( $transports, $args, $url ){
	// filter...

	return $transports;
}

$transports(array)

Array of HTTP transports to check.
Default: array contains 'curl', and 'streams', in that order

$args(array)

HTTP request arguments.

$url(string)

The URL to request.

Where the hook is called

$request_order = apply_filters( 'http_api_transports', $transports, $args, $url );

Where the hook is used (in WP core)