75 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			75 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
defmodule Pleroma.Web.ActivityPub.Visibility do
 | 
						|
  alias Pleroma.Activity
 | 
						|
  alias Pleroma.Object
 | 
						|
  alias Pleroma.Repo
 | 
						|
  alias Pleroma.User
 | 
						|
 | 
						|
  def is_public?(%Object{data: %{"type" => "Tombstone"}}), do: false
 | 
						|
  def is_public?(%Object{data: data}), do: is_public?(data)
 | 
						|
  def is_public?(%Activity{data: data}), do: is_public?(data)
 | 
						|
  def is_public?(%{"directMessage" => true}), do: false
 | 
						|
 | 
						|
  def is_public?(data) do
 | 
						|
    "https://www.w3.org/ns/activitystreams#Public" in (data["to"] ++ (data["cc"] || []))
 | 
						|
  end
 | 
						|
 | 
						|
  def is_private?(activity) do
 | 
						|
    unless is_public?(activity) do
 | 
						|
      follower_address = User.get_cached_by_ap_id(activity.data["actor"]).follower_address
 | 
						|
      Enum.any?(activity.data["to"], &(&1 == follower_address))
 | 
						|
    else
 | 
						|
      false
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def is_direct?(%Activity{data: %{"directMessage" => true}}), do: true
 | 
						|
  def is_direct?(%Object{data: %{"directMessage" => true}}), do: true
 | 
						|
 | 
						|
  def is_direct?(activity) do
 | 
						|
    !is_public?(activity) && !is_private?(activity)
 | 
						|
  end
 | 
						|
 | 
						|
  def visible_for_user?(activity, nil) do
 | 
						|
    is_public?(activity)
 | 
						|
  end
 | 
						|
 | 
						|
  def visible_for_user?(activity, user) do
 | 
						|
    x = [user.ap_id | user.following]
 | 
						|
    y = [activity.actor] ++ activity.data["to"] ++ (activity.data["cc"] || [])
 | 
						|
    visible_for_user?(activity, nil) || Enum.any?(x, &(&1 in y))
 | 
						|
  end
 | 
						|
 | 
						|
  def entire_thread_visible_for_user?(%Activity{} = activity, %User{} = user) do
 | 
						|
    {:ok, %{rows: [[result]]}} =
 | 
						|
      Ecto.Adapters.SQL.query(Repo, "SELECT thread_visibility($1, $2)", [
 | 
						|
        user.ap_id,
 | 
						|
        activity.data["id"]
 | 
						|
      ])
 | 
						|
 | 
						|
    result
 | 
						|
  end
 | 
						|
 | 
						|
  def get_visibility(object) do
 | 
						|
    public = "https://www.w3.org/ns/activitystreams#Public"
 | 
						|
    to = object.data["to"] || []
 | 
						|
    cc = object.data["cc"] || []
 | 
						|
 | 
						|
    cond do
 | 
						|
      public in to ->
 | 
						|
        "public"
 | 
						|
 | 
						|
      public in cc ->
 | 
						|
        "unlisted"
 | 
						|
 | 
						|
      # this should use the sql for the object's activity
 | 
						|
      Enum.any?(to, &String.contains?(&1, "/followers")) ->
 | 
						|
        "private"
 | 
						|
 | 
						|
      length(cc) > 0 ->
 | 
						|
        "private"
 | 
						|
 | 
						|
      true ->
 | 
						|
        "direct"
 | 
						|
    end
 | 
						|
  end
 | 
						|
end
 |