Merge branch 'develop' into dtluna/pleroma-refactor/1

lib/pleroma/web/ostatus/activity_representer.ex

@@ -1,5 +1,31 @@
 defmodule Pleroma.Web.OStatus.ActivityRepresenter do
-  def to_simple_form(%{data: %{"object" => %{"type" => "Note"}}} = activity, user) do
+  alias Pleroma.{Activity, User}
+  alias Pleroma.Web.OStatus.UserRepresenter
+  require Logger
+
+  defp get_in_reply_to(%{"object" => %{ "inReplyTo" => in_reply_to}}) do
+    [{:"thr:in-reply-to", [ref: to_charlist(in_reply_to)], []}]
+  end
+
+  defp get_in_reply_to(_), do: []
+
+  defp get_mentions(to) do
+    Enum.map(to, fn (id) ->
+      cond do
+        # Special handling for the AP/Ostatus public collections
+        "https://www.w3.org/ns/activitystreams#Public" == id ->
+          {:link, [rel: "mentioned", "ostatus:object-type": "http://activitystrea.ms/schema/1.0/collection", href: "http://activityschema.org/collection/public"], []}
+        # Ostatus doesn't handle follower collections, ignore these.
+        Regex.match?(~r/^#{Pleroma.Web.base_url}.+followers$/, id) ->
+          []
+        true ->
+          {:link, [rel: "mentioned", "ostatus:object-type": "http://activitystrea.ms/schema/1.0/person", href: id], []}
+      end
+    end)
+  end
+
+  def to_simple_form(activity, user, with_author \\ false)
+  def to_simple_form(%{data: %{"object" => %{"type" => "Note"}}} = activity, user, with_author) do
     h = fn(str) -> [to_charlist(str)] end
 
     updated_at = activity.updated_at
@@ -12,16 +38,97 @@ defmodule Pleroma.Web.OStatus.ActivityRepresenter do
       {:link, [rel: 'enclosure', href: to_charlist(url["href"]), type: to_charlist(url["mediaType"])], []}
     end)
 
+    in_reply_to = get_in_reply_to(activity.data)
+    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/note']},
       {:"activity:verb", ['http://activitystrea.ms/schema/1.0/post']},
-      {:id, h.(activity.data["object"]["id"])},
+      {:id, h.(activity.data["object"]["id"])}, # For notes, federate the object id.
       {:title, ['New note by #{user.nickname}']},
       {:content, [type: 'html'], h.(activity.data["object"]["content"])},
       {:published, h.(inserted_at)},
-      {:updated, h.(updated_at)}
-    ] ++ attachments
+      {:updated, h.(updated_at)},
+      {:"ostatus:conversation", [], h.(activity.data["context"])},
+      {:link, [href: h.(activity.data["context"]), rel: 'ostatus:conversation'], []},
+      {:link, [type: ['application/atom+xml'], href: h.(activity.data["object"]["id"]), rel: 'self'], []}
+    ] ++ attachments ++ in_reply_to ++ author ++ mentions
   end
 
-  def to_simple_form(_, _), do: nil
+  def to_simple_form(%{data: %{"type" => "Like"}} = activity, user, with_author) do
+    h = fn(str) -> [to_charlist(str)] end
+
+    updated_at = activity.updated_at
+    |> NaiveDateTime.to_iso8601
+    inserted_at = activity.inserted_at
+    |> NaiveDateTime.to_iso8601
+
+    in_reply_to = get_in_reply_to(activity.data)
+    author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
+    mentions = activity.data["to"] |> get_mentions
+
+    [
+      {:"activity:verb", ['http://activitystrea.ms/schema/1.0/favorite']},
+      {:id, h.(activity.data["id"])},
+      {:title, ['New favorite by #{user.nickname}']},
+      {:content, [type: 'html'], ['#{user.nickname} favorited something']},
+      {:published, h.(inserted_at)},
+      {:updated, h.(updated_at)},
+      {:"activity:object", [
+        {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/note']},
+        {:id, h.(activity.data["object"])}, # For notes, federate the object id.
+      ]},
+      {:"ostatus:conversation", [], h.(activity.data["context"])},
+      {:link, [href: h.(activity.data["context"]), rel: 'ostatus:conversation'], []},
+      {:link, [rel: 'self', type: ['application/atom+xml'], href: h.(activity.data["id"])], []},
+      {:"thr:in-reply-to", [ref: to_charlist(activity.data["object"])], []}
+    ] ++ author ++ mentions
+  end
+
+  def to_simple_form(%{data: %{"type" => "Announce"}} = activity, user, with_author) do
+    h = fn(str) -> [to_charlist(str)] end
+
+    updated_at = activity.updated_at
+    |> NaiveDateTime.to_iso8601
+    inserted_at = activity.inserted_at
+    |> NaiveDateTime.to_iso8601
+
+    in_reply_to = get_in_reply_to(activity.data)
+    author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
+
+    retweeted_activity = Activity.get_create_activity_by_object_ap_id(activity.data["object"])
+    retweeted_user = User.get_cached_by_ap_id(retweeted_activity.data["actor"])
+
+    retweeted_xml = to_simple_form(retweeted_activity, retweeted_user, true)
+
+    mentions = activity.data["to"] |> get_mentions
+    [
+      {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/activity']},
+      {:"activity:verb", ['http://activitystrea.ms/schema/1.0/share']},
+      {:id, h.(activity.data["id"])},
+      {:title, ['#{user.nickname} repeated a notice']},
+      {:content, [type: 'html'], ['RT #{retweeted_activity.data["object"]["content"]}']},
+      {:published, h.(inserted_at)},
+      {:updated, h.(updated_at)},
+      {:"ostatus:conversation", [], h.(activity.data["context"])},
+      {:link, [href: h.(activity.data["context"]), rel: 'ostatus:conversation'], []},
+      {:link, [rel: 'self', type: ['application/atom+xml'], href: h.(activity.data["id"])], []},
+      {:"activity:object", retweeted_xml}
+    ] ++ mentions ++ author
+  end
+
+  def wrap_with_entry(simple_form) do
+    [{
+      :entry, [
+        xmlns: 'http://www.w3.org/2005/Atom',
+        "xmlns:thr": 'http://purl.org/syndication/thread/1.0',
+        "xmlns:activity": 'http://activitystrea.ms/spec/1.0/',
+        "xmlns:poco": 'http://portablecontacts.net/spec/1.0',
+        "xmlns:ostatus": 'http://ostatus.org/schema/1.0'
+      ], simple_form
+    }]
+  end
+
+  def to_simple_form(_, _, _), do: nil
 end