in src/main/scala/com/gu/commercial/display/AdTargetParam.scala [28:35]
def from(item: Content): Option[AuthorParam] = MultipleValues.fromTagsOfType(item, Contributor) map (AuthorParam(_))
def from(tag: Tag): Option[AuthorParam] =
if (tag.`type` == Contributor) MultipleValues.fromItemId(tag.id) map (AuthorParam(_))
else None
}
case class BlogParam(value: MultipleValues) extends AdTargetParam {