is_upload_space_available

WordPress Version: 3.7

/**
 * Determines if there is any upload space left in the current blog's quota.
 *
 * @since 3.0.0
 * @return bool True if space is available, false otherwise.
 */
function is_upload_space_available()
{
    if (get_site_option('upload_space_check_disabled')) {
        return true;
    }
    return (bool) get_upload_space_available();
}