defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
- alias Pleroma.User
+ alias Pleroma.{User, Activity, Repo, Object}
alias Pleroma.Web.ActivityPub.ActivityPub
- alias Pleroma.Repo
alias Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter
+ import Ecto.Query
+
def create_status(user = %User{}, data = %{}) do
- date = DateTime.utc_now() |> DateTime.to_iso8601
+ attachments = Enum.map(data["media_ids"] || [], fn (media_id) ->
+ Repo.get(Object, media_id).data
+ end)
+
+ context = ActivityPub.generate_context_id
+
+ content = HtmlSanitizeEx.strip_tags(data["status"])
+
+ mentions = parse_mentions(content)
+
+ default_to = [
+ User.ap_followers(user),
+ "https://www.w3.org/ns/activitystreams#Public"
+ ]
+
+ to = default_to ++ Enum.map(mentions, fn ({_, %{ap_id: ap_id}}) -> ap_id end)
+
+ content_html = add_user_links(content, mentions)
+
+ date = make_date()
+
activity = %{
"type" => "Create",
- "to" => [
- User.ap_followers(user),
- "https://www.w3.org/ns/activitystreams#Public"
- ],
- "actor" => User.ap_id(user),
+ "to" => to,
+ "actor" => user.ap_id,
"object" => %{
"type" => "Note",
- "content" => data["status"],
- "published" => date
+ "to" => to,
+ "content" => content_html,
+ "published" => date,
+ "context" => context,
+ "attachment" => attachments
},
- "published" => date
+ "published" => date,
+ "context" => context
}
- ActivityPub.insert(activity)
+ # Wire up reply info.
+ activity = with inReplyToId when not is_nil(inReplyToId) <- data["in_reply_to_status_id"],
+ inReplyTo <- Repo.get(Activity, inReplyToId),
+ context <- inReplyTo.data["context"]
+ do
+
+ to = activity["to"] ++ [inReplyTo.data["actor"]]
+
+ activity
+ |> put_in(["to"], to)
+ |> put_in(["context"], context)
+ |> put_in(["object", "context"], context)
+ |> put_in(["object", "inReplyTo"], inReplyTo.data["object"]["id"])
+ |> put_in(["object", "inReplyToStatusId"], inReplyToId)
+ |> put_in(["statusnetConversationId"], inReplyTo.data["statusnetConversationId"])
+ |> put_in(["object", "statusnetConversationId"], inReplyTo.data["statusnetConversationId"])
+ else _e ->
+ activity
+ end
+
+ with {:ok, activity} <- ActivityPub.insert(activity) do
+ add_conversation_id(activity)
+ end
end
def fetch_friend_statuses(user, opts \\ %{}) do
- ActivityPub.fetch_activities(user.following, opts)
- |> activities_to_statuses
+ ActivityPub.fetch_activities([user.ap_id | user.following], opts)
+ |> activities_to_statuses(%{for: user})
end
- def fetch_public_statuses(opts \\ %{}) do
+ def fetch_public_statuses(user, opts \\ %{}) do
ActivityPub.fetch_public_activities(opts)
- |> activities_to_statuses
+ |> activities_to_statuses(%{for: user})
+ end
+
+ def fetch_conversation(user, id) do
+ query = from activity in Activity,
+ where: fragment("? @> ?", activity.data, ^%{ statusnetConversationId: id}),
+ limit: 1
+
+ with %Activity{} = activity <- Repo.one(query),
+ context <- activity.data["context"],
+ activities <- ActivityPub.fetch_activities_for_context(context),
+ statuses <- activities |> activities_to_statuses(%{for: user})
+ do
+ statuses
+ else e ->
+ IO.inspect(e)
+ []
+ end
+ end
+
+ def fetch_status(user, id) do
+ with %Activity{} = activity <- Repo.get(Activity, id) do
+ activity_to_status(activity, %{for: user})
+ end
end
def follow(%User{} = follower, followed_id) do
with %User{} = followed <- Repo.get(User, followed_id),
- { :ok, follower } <- User.follow(follower, followed)
+ { :ok, follower } <- User.follow(follower, followed),
+ { :ok, activity } <- ActivityPub.insert(%{
+ "type" => "Follow",
+ "actor" => follower.ap_id,
+ "object" => followed.ap_id,
+ "published" => make_date()
+ })
+ do
+ { :ok, follower, followed, activity }
+ else
+ err -> err
+ end
+ end
+
+ def unfollow(%User{} = follower, followed_id) do
+ with %User{} = followed <- Repo.get(User, followed_id),
+ { :ok, follower } <- User.unfollow(follower, followed)
do
{ :ok, follower, followed }
+ else
+ err -> err
+ end
+ end
+
+ def upload(%Plug.Upload{} = file) do
+ {:ok, object} = ActivityPub.upload(file)
+
+ url = List.first(object.data["url"])
+ href = url["href"]
+ type = url["mediaType"]
+
+ # Fake this as good as possible...
+ """
+ <?xml version="1.0" encoding="UTF-8"?>
+ <rsp stat="ok" xmlns:atom="http://www.w3.org/2005/Atom">
+ <mediaid>#{object.id}</mediaid>
+ <media_id>#{object.id}</media_id>
+ <media_id_string>#{object.id}</media_id_string>
+ <media_url>#{href}</media_url>
+ <mediaurl>#{href}</mediaurl>
+ <atom:link rel="enclosure" href="#{href}" type="#{type}"></atom:link>
+ </rsp>
+ """
+ end
+
+ def parse_mentions(text) do
+ # Modified from https://www.w3.org/TR/html5/forms.html#valid-e-mail-address
+ regex = ~r/@[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@?[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*/
+
+ Regex.scan(regex, text)
+ |> List.flatten
+ |> Enum.uniq
+ |> Enum.map(fn ("@" <> match = full_match) -> {full_match, Repo.get_by(User, nickname: match)} end)
+ |> Enum.filter(fn ({_match, user}) -> user end)
+ end
+
+ def add_user_links(text, mentions) do
+ Enum.reduce(mentions, text, fn ({match, %User{ap_id: ap_id}}, text) -> String.replace(text, match, "<a href='#{ap_id}'>#{match}</a>") end)
+ end
+
+ defp add_conversation_id(activity) do
+ if is_integer(activity.data["statusnetConversationId"]) do
+ {:ok, activity}
+ else
+ data = activity.data
+ |> put_in(["object", "statusnetConversationId"], activity.id)
+ |> put_in(["statusnetConversationId"], activity.id)
+
+ changeset = Ecto.Changeset.change(activity, data: data)
+ Repo.update(changeset)
end
end
- defp activities_to_statuses(activities) do
+ defp activities_to_statuses(activities, opts) do
Enum.map(activities, fn(activity) ->
- actor = get_in(activity.data, ["actor"])
- user = Repo.get_by!(User, ap_id: actor)
- ActivityRepresenter.to_map(activity, %{user: user})
+ activity_to_status(activity, opts)
end)
end
+
+ defp activity_to_status(activity, opts) do
+ actor = get_in(activity.data, ["actor"])
+ user = Repo.get_by!(User, ap_id: actor)
+ mentioned_users = Repo.all(from user in User, where: user.ap_id in ^activity.data["to"])
+ ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, mentioned: mentioned_users}))
+ end
+
+ defp make_date do
+ DateTime.utc_now() |> DateTime.to_iso8601
+ end
end