git.squeep.com Git - akkoma/blob - lib/pleroma/web/twitter_api/twitter_api.ex

   1 defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
   2   alias Pleroma.{User, Activity, Repo}
   3   alias Pleroma.Web.ActivityPub.ActivityPub
   4   alias Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter
   5
   6   import Ecto.Query
   7
   8   def create_status(user = %User{}, data = %{}) do
   9     date = DateTime.utc_now() |> DateTime.to_iso8601
  10
  11     context = ActivityPub.generate_context_id
  12     activity = %{
  13       "type" => "Create",
  14       "to" => [
  15         User.ap_followers(user),
  16         "https://www.w3.org/ns/activitystreams#Public"
  17       ],
  18       "actor" => User.ap_id(user),
  19       "object" => %{
  20         "type" => "Note",
  21         "content" => data["status"],
  22         "published" => date,
  23         "context" => context
  24       },
  25       "published" => date,
  26       "context" => context
  27     }
  28
  29     # Wire up reply info.
  30     activity = with inReplyToId when not is_nil(inReplyToId) <- data["in_reply_to_status_id"],
  31                     inReplyTo <- Repo.get(Activity, inReplyToId),
  32                     context <- inReplyTo.data["context"]
  33                do
  34                activity
  35                |> put_in(["context"], context)
  36                |> put_in(["object", "context"], context)
  37                |> put_in(["object", "inReplyTo"], inReplyTo.data["object"]["id"])
  38                |> put_in(["object", "inReplyToStatusId"], inReplyToId)
  39                |> put_in(["statusnetConversationId"], inReplyTo.data["statusnetConversationId"])
  40                |> put_in(["object", "statusnetConversationId"], inReplyTo.data["statusnetConversationId"])
  41                else _e ->
  42                  activity
  43                end
  44
  45     with {:ok, activity} <- ActivityPub.insert(activity) do
  46       add_conversation_id(activity)
  47     end
  48   end
  49
  50   def fetch_friend_statuses(user, opts \\ %{}) do
  51     ActivityPub.fetch_activities(user.following, opts)
  52     |> activities_to_statuses(%{for: user})
  53   end
  54
  55   def fetch_public_statuses(user, opts \\ %{}) do
  56     ActivityPub.fetch_public_activities(opts)
  57     |> activities_to_statuses(%{for: user})
  58   end
  59
  60   def fetch_conversation(user, id) do
  61     query = from activity in Activity,
  62       where: fragment("? @> ?", activity.data, ^%{ statusnetConversationId: id}),
  63       limit: 1
  64
  65     with %Activity{} = activity <- Repo.one(query),
  66          context <- activity.data["context"],
  67          activities <- ActivityPub.fetch_activities_for_context(context),
  68          statuses <- activities |> activities_to_statuses(%{for: user})
  69     do
  70       statuses
  71     else e ->
  72         IO.inspect(e)
  73       []
  74     end
  75   end
  76
  77   def fetch_status(user, id) do
  78     with %Activity{} = activity <- Repo.get(Activity, id) do
  79       activity_to_status(activity, %{for: user})
  80     end
  81   end
  82
  83   def follow(%User{} = follower, followed_id) do
  84     with %User{} = followed <- Repo.get(User, followed_id),
  85          { :ok, follower } <- User.follow(follower, followed)
  86     do
  87       { :ok, follower, followed }
  88     end
  89   end
  90
  91   def unfollow(%User{} = follower, followed_id) do
  92     with %User{} = followed <- Repo.get(User, followed_id),
  93          { :ok, follower } <- User.unfollow(follower, followed)
  94     do
  95       { :ok, follower, followed }
  96     end
  97   end
  98
  99   def upload(%Plug.Upload{} = file) do
 100     {:ok, object} = ActivityPub.upload(file)
 101
 102     # Fake this as good as possible...
 103     """
 104     <?xml version="1.0" encoding="UTF-8"?>
 105     <rsp stat="ok" xmlns:atom="http://www.w3.org/2005/Atom">
 106       <mediaid>#{object.id}</mediaid>
 107       <media_id>#{object.id}</media_id>
 108       <media_id_string>#{object.id}</media_id_string>
 109       <media_url>#{object.data["href"]}</media_url>
 110       <mediaurl>#{object.data["href"]}</mediaurl>
 111       <atom:link rel="enclosure" href="#{object.data["href"]}" type="image"></atom:link>
 112     </rsp>
 113     """
 114   end
 115
 116   defp add_conversation_id(activity) do
 117     if is_integer(activity.data["statusnetConversationId"]) do
 118       {:ok, activity}
 119     else
 120       data = activity.data
 121       |> put_in(["object", "statusnetConversationId"], activity.id)
 122       |> put_in(["statusnetConversationId"], activity.id)
 123
 124       changeset = Ecto.Changeset.change(activity, data: data)
 125       Repo.update(changeset)
 126     end
 127   end
 128
 129   defp activities_to_statuses(activities, opts) do
 130     Enum.map(activities, fn(activity) ->
 131       activity_to_status(activity, opts)
 132     end)
 133   end
 134
 135   defp activity_to_status(activity, opts) do
 136     actor = get_in(activity.data, ["actor"])
 137     user = Repo.get_by!(User, ap_id: actor)
 138     ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user}))
 139   end
 140 end