/**
* Get a profile link with the users gravatar.
*
* @param string $userEmail
* @param string $userName
* @param integer $userId
* @param integer $size
*
* @return string
*/
function gravatar_profile_link($userEmail, $userName, $userId, $size = null)
{
return HTML::link(Gravatar::withString($userEmail, $userName, $size), routePath('user', ['id' => $userId]));
}
