Twitter API: Support Mastodon-style bios
[akkoma] / lib / pleroma / web / twitter_api / views / activity_view.ex
index 520f0aa369d99042bb07aeb43222a48d4c9c42dd..55b5287f5e2bb4e94cfcde2bdc7ea646a2009f00 100644 (file)
@@ -3,16 +3,188 @@ defmodule Pleroma.Web.TwitterAPI.ActivityView do
   alias Pleroma.Web.CommonAPI.Utils
   alias Pleroma.User
   alias Pleroma.Web.TwitterAPI.UserView
+  alias Pleroma.Web.TwitterAPI.ActivityView
   alias Pleroma.Web.TwitterAPI.TwitterAPI
   alias Pleroma.Web.TwitterAPI.Representers.ObjectRepresenter
   alias Pleroma.Activity
+  alias Pleroma.Object
+  alias Pleroma.User
+  alias Pleroma.Repo
   alias Pleroma.Formatter
 
+  import Ecto.Query
+
+  defp query_context_ids([]), do: []
+
+  defp query_context_ids(contexts) do
+    query = from(o in Object, where: fragment("(?)->>'id' = ANY(?)", o.data, ^contexts))
+
+    Repo.all(query)
+  end
+
+  defp query_users([]), do: []
+
+  defp query_users(user_ids) do
+    query = from(user in User, where: user.ap_id in ^user_ids)
+
+    Repo.all(query)
+  end
+
+  defp collect_context_ids(activities) do
+    _contexts =
+      activities
+      |> Enum.reject(& &1.data["context_id"])
+      |> Enum.map(fn %{data: data} ->
+        data["context"]
+      end)
+      |> Enum.filter(& &1)
+      |> query_context_ids()
+      |> Enum.reduce(%{}, fn %{data: %{"id" => ap_id}, id: id}, acc ->
+        Map.put(acc, ap_id, id)
+      end)
+  end
+
+  defp collect_users(activities) do
+    activities
+    |> Enum.map(fn activity ->
+      case activity.data do
+        data = %{"type" => "Follow"} ->
+          [data["actor"], data["object"]]
+
+        data ->
+          [data["actor"]]
+      end ++ activity.recipients
+    end)
+    |> List.flatten()
+    |> Enum.uniq()
+    |> query_users()
+    |> Enum.reduce(%{}, fn user, acc ->
+      Map.put(acc, user.ap_id, user)
+    end)
+  end
+
+  defp get_context_id(%{data: %{"context_id" => context_id}}, _) when not is_nil(context_id),
+    do: context_id
+
+  defp get_context_id(%{data: %{"context" => nil}}, _), do: nil
+
+  defp get_context_id(%{data: %{"context" => context}}, options) do
+    cond do
+      id = options[:context_ids][context] -> id
+      true -> TwitterAPI.context_to_conversation_id(context)
+    end
+  end
+
+  defp get_context_id(_, _), do: nil
+
+  defp get_user(ap_id, opts) do
+    cond do
+      user = opts[:users][ap_id] ->
+        user
+
+      String.ends_with?(ap_id, "/followers") ->
+        nil
+
+      ap_id == "https://www.w3.org/ns/activitystreams#Public" ->
+        nil
+
+      true ->
+        User.get_cached_by_ap_id(ap_id)
+    end
+  end
+
+  def render("index.json", opts) do
+    context_ids = collect_context_ids(opts.activities)
+    users = collect_users(opts.activities)
+
+    opts =
+      opts
+      |> Map.put(:context_ids, context_ids)
+      |> Map.put(:users, users)
+
+    render_many(
+      opts.activities,
+      ActivityView,
+      "activity.json",
+      opts
+    )
+  end
+
+  def render("activity.json", %{activity: %{data: %{"type" => "Delete"}} = activity} = opts) do
+    user = get_user(activity.data["actor"], opts)
+    created_at = activity.data["published"] |> Utils.date_to_asctime()
+
+    %{
+      "id" => activity.id,
+      "uri" => activity.data["object"],
+      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
+      "attentions" => [],
+      "statusnet_html" => "deleted notice {{tag",
+      "text" => "deleted notice {{tag",
+      "is_local" => activity.local,
+      "is_post_verb" => false,
+      "created_at" => created_at,
+      "in_reply_to_status_id" => nil,
+      "external_url" => activity.data["id"],
+      "activity_type" => "delete"
+    }
+  end
+
+  def render("activity.json", %{activity: %{data: %{"type" => "Follow"}} = activity} = opts) do
+    user = get_user(activity.data["actor"], opts)
+    created_at = activity.data["published"] || DateTime.to_iso8601(activity.inserted_at)
+    created_at = created_at |> Utils.date_to_asctime()
+
+    followed = get_user(activity.data["object"], opts)
+    text = "#{user.nickname} started following #{followed.nickname}"
+
+    %{
+      "id" => activity.id,
+      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
+      "attentions" => [],
+      "statusnet_html" => text,
+      "text" => text,
+      "is_local" => activity.local,
+      "is_post_verb" => false,
+      "created_at" => created_at,
+      "in_reply_to_status_id" => nil,
+      "external_url" => activity.data["id"],
+      "activity_type" => "follow"
+    }
+  end
+
+  def render("activity.json", %{activity: %{data: %{"type" => "Announce"}} = activity} = opts) do
+    user = get_user(activity.data["actor"], opts)
+    created_at = activity.data["published"] |> Utils.date_to_asctime()
+    announced_activity = Activity.get_create_activity_by_object_ap_id(activity.data["object"])
+
+    text = "#{user.nickname} retweeted a status."
+
+    retweeted_status = render("activity.json", Map.merge(opts, %{activity: announced_activity}))
+
+    %{
+      "id" => activity.id,
+      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
+      "statusnet_html" => text,
+      "text" => text,
+      "is_local" => activity.local,
+      "is_post_verb" => false,
+      "uri" => "tag:#{activity.data["id"]}:objectType=note",
+      "created_at" => created_at,
+      "retweeted_status" => retweeted_status,
+      "statusnet_conversation_id" => get_context_id(announced_activity, opts),
+      "external_url" => activity.data["id"],
+      "activity_type" => "repeat"
+    }
+  end
+
   def render("activity.json", %{activity: %{data: %{"type" => "Like"}} = activity} = opts) do
-    user = User.get_cached_by_ap_id(activity.data["actor"])
+    user = get_user(activity.data["actor"], opts)
     liked_activity = Activity.get_create_activity_by_object_ap_id(activity.data["object"])
-    created_at = activity.data["published"]
-    |> Utils.date_to_asctime
+
+    created_at =
+      activity.data["published"]
+      |> Utils.date_to_asctime()
 
     text = "#{user.nickname} favorited a status."
 
@@ -31,38 +203,36 @@ defmodule Pleroma.Web.TwitterAPI.ActivityView do
     }
   end
 
-  def render("activity.json", %{activity: %{data: %{"type" => "Create", "object" => object}} = activity} = opts) do
-    actor = get_in(activity.data, ["actor"])
-    user = User.get_cached_by_ap_id(actor)
+  def render(
+        "activity.json",
+        %{activity: %{data: %{"type" => "Create", "object" => object}} = activity} = opts
+      ) do
+    user = get_user(activity.data["actor"], opts)
 
-    created_at = object["published"] |> Utils.date_to_asctime
+    created_at = object["published"] |> Utils.date_to_asctime()
     like_count = object["like_count"] || 0
     announcement_count = object["announcement_count"] || 0
     favorited = opts[:for] && opts[:for].ap_id in (object["likes"] || [])
     repeated = opts[:for] && opts[:for].ap_id in (object["announcements"] || [])
 
-    attentions = activity.recipients
-    |> Enum.map(fn (ap_id) -> User.get_cached_by_ap_id(ap_id) end)
-    |> Enum.filter(&(&1))
-    |> Enum.map(fn (user) -> UserView.render("show.json", %{user: user, for: opts[:for]}) end)
+    attentions =
+      activity.recipients
+      |> Enum.map(fn ap_id -> get_user(ap_id, opts) end)
+      |> Enum.filter(& &1)
+      |> Enum.map(fn user -> UserView.render("show.json", %{user: user, for: opts[:for]}) end)
 
-    conversation_id = conversation_id(activity)
+    conversation_id = get_context_id(activity, opts)
 
     tags = activity.data["object"]["tag"] || []
     possibly_sensitive = activity.data["object"]["sensitive"] || Enum.member?(tags, "nsfw")
 
     tags = if possibly_sensitive, do: Enum.uniq(["nsfw" | tags]), else: tags
 
-    summary = activity.data["object"]["summary"]
-    content = object["content"]
-    content = if !!summary and summary != "" do
-      "<span>#{activity.data["object"]["summary"]}</span><br />#{content}</span>"
-    else
-      content
-    end
+    {summary, content} = render_content(object)
 
-    html = HtmlSanitizeEx.basic_html(content)
-    |> Formatter.emojify(object["emoji"])
+    html =
+      HtmlSanitizeEx.basic_html(content)
+      |> Formatter.emojify(object["emoji"])
 
     %{
       "id" => activity.id,
@@ -84,14 +254,42 @@ defmodule Pleroma.Web.TwitterAPI.ActivityView do
       "external_url" => object["external_url"] || object["id"],
       "tags" => tags,
       "activity_type" => "post",
-      "possibly_sensitive" => possibly_sensitive
+      "possibly_sensitive" => possibly_sensitive,
+      "visibility" => Pleroma.Web.MastodonAPI.StatusView.get_visibility(object),
+      "summary" => summary
     }
   end
 
-  defp conversation_id(activity) do
-    with context when not is_nil(context) <- activity.data["context"] do
-      TwitterAPI.context_to_conversation_id(context)
-    else _e -> nil
-    end
+  def render_content(%{"type" => "Note"} = object) do
+    summary = object["summary"]
+
+    content =
+      if !!summary and summary != "" do
+        "<p>#{summary}</p>#{object["content"]}"
+      else
+        object["content"]
+      end
+
+    {summary, content}
+  end
+
+  def render_content(%{"type" => "Article"} = object) do
+    summary = object["name"] || object["summary"]
+
+    content =
+      if !!summary and summary != "" do
+        "<p><a href=\"#{object["url"]}\">#{summary}</a></p>#{object["content"]}"
+      else
+        object["content"]
+      end
+
+    {summary, content}
+  end
+
+  def render_content(object) do
+    summary = object["summary"] || "Unhandled activity type: #{object["type"]}"
+    content = "<p>#{summary}</p>#{object["content"]}"
+
+    {summary, content}
   end
 end