+ def to_simple_form(%{data: %{"type" => "Follow"}} = activity, user, with_author) do
+ h = fn(str) -> [to_charlist(str)] end
+
+ updated_at = activity.data["published"]
+ inserted_at = activity.data["published"]
+
+ author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
+
+ mentions = (activity.data["to"] || []) |> get_mentions
+ [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/activity']},
+ {:"activity:verb", ['http://activitystrea.ms/schema/1.0/follow']},
+ {:id, h.(activity.data["id"])},
+ {:title, ['#{user.nickname} started following #{activity.data["object"]}']},
+ {:content, [type: 'html'], ['#{user.nickname} started following #{activity.data["object"]}']},
+ {:published, h.(inserted_at)},
+ {:updated, h.(updated_at)},
+ {:"activity:object", [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/person']},
+ {:id, h.(activity.data["object"])},
+ {:uri, h.(activity.data["object"])},
+ ]},
+ {:link, [rel: 'self', type: ['application/atom+xml'], href: h.(activity.data["id"])], []},
+ ] ++ mentions ++ author
+ end
+
+ # Only undos of follow for now. Will need to get redone once there are more
+ def to_simple_form(%{data: %{"type" => "Undo"}} = activity, user, with_author) do
+ h = fn(str) -> [to_charlist(str)] end
+
+ updated_at = activity.data["published"]
+ inserted_at = activity.data["published"]
+
+ author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
+ follow_activity = Activity.get_by_ap_id(activity.data["object"])
+
+ mentions = (activity.data["to"] || []) |> get_mentions
+ [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/activity']},
+ {:"activity:verb", ['http://activitystrea.ms/schema/1.0/unfollow']},
+ {:id, h.(activity.data["id"])},
+ {:title, ['#{user.nickname} stopped following #{follow_activity.data["object"]}']},
+ {:content, [type: 'html'], ['#{user.nickname} stopped following #{follow_activity.data["object"]}']},
+ {:published, h.(inserted_at)},
+ {:updated, h.(updated_at)},
+ {:"activity:object", [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/person']},
+ {:id, h.(follow_activity.data["object"])},
+ {:uri, h.(follow_activity.data["object"])},
+ ]},
+ {:link, [rel: 'self', type: ['application/atom+xml'], href: h.(activity.data["id"])], []},
+ ] ++ mentions ++ author
+ end
+