public function bundleActivityIcon($activityType)
{
switch ($activityType) {
case Activity::ACTIVITY_TYPE_COMMIT:
$icon = 'github';
break;
case Activity::ACTIVITY_TYPE_RECOMMEND:
$icon = 'thumbs-up';
break;
case Activity::ACTIVITY_TYPE_TRAVIS_BUILD:
$icon = 'cogs';
break;
default:
$icon = 'info';
}
return sprintf('<i class="icon-%s"></i>', $icon);
}