bp_ps_get_request( $type,  $form )

function bp_ps_get_request ($type, $form=0)
{
	$current = bp_ps_current_page ();

	$cookie = apply_filters ('bp_ps_cookie_name', 'bp_ps_request');
	$request = isset ($_REQUEST[BP_PS_FORM])? $_REQUEST: array ();
	if (empty ($request) && isset ($_COOKIE[$cookie]))
		parse_str (stripslashes ($_COOKIE[$cookie]), $request);

	$cookie = apply_filters ('bp_ps_cookie_name', 'bp_ps_filters');
	$filters = bp_ps_hidden_filters ();
	if (empty ($filters) && isset ($_COOKIE[$cookie]))
		parse_str (stripslashes ($_COOKIE[$cookie]), $filters);

	switch ($type)
	{
	case 'form':
		if (isset ($request[BP_PS_FORM]) && $request[BP_PS_FORM] != $form)  $request = array ();
		break;

	case 'filters':
		if (isset ($request['bp_ps_directory']) && $request['bp_ps_directory'] != $current)  $request = array ();
		break;

	case 'search':
		if (isset ($request['bp_ps_directory']) && $request['bp_ps_directory'] != $current)  $request = array ();
		if (isset ($filters['bp_ps_directory']) && $filters['bp_ps_directory'] != $current)  $filters = array ();
		foreach ($filters as $key => $value)  $request[$key] = $value;
		break;
	}

	return apply_filters ('bp_ps_request', $request, $type, $form);
}