defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
alias Pleroma.{User, Activity, Repo, Object}
alias Pleroma.Web.ActivityPub.ActivityPub
- alias Pleroma.Web.TwitterAPI.Representers.{ActivityRepresenter, UserRepresenter}
-
+ alias Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter
+ alias Pleroma.Web.TwitterAPI.UserView
+ alias Pleroma.Web.{OStatus, CommonAPI}
import Ecto.Query
- def to_for_user_and_mentions(user, mentions) do
- default_to = [
- User.ap_followers(user),
- "https://www.w3.org/ns/activitystreams#Public"
- ]
-
- default_to ++ Enum.map(mentions, fn ({_, %{ap_id: ap_id}}) -> ap_id end)
- end
-
- def format_input(text, mentions) do
- HtmlSanitizeEx.strip_tags(text)
- |> String.replace("\n", "<br>")
- |> add_user_links(mentions)
- end
-
- def attachments_from_ids(ids) do
- Enum.map(ids || [], fn (media_id) ->
- Repo.get(Object, media_id).data
- end)
- end
-
- def get_replied_to_activity(id) when not is_nil(id) do
- Repo.get(Activity, id)
- end
-
- def get_replied_to_activity(_), do: nil
-
- def add_attachments(text, attachments) do
- attachment_text = Enum.map(attachments, fn
- (%{"url" => [%{"href" => href} | _]}) ->
- "<a href='#{href}'>#{href}</a>"
- _ -> ""
- end)
- Enum.join([text | attachment_text], "<br>")
- end
-
- def create_status(user = %User{}, data = %{"status" => status}) do
- attachments = attachments_from_ids(data["media_ids"])
- context = ActivityPub.generate_context_id
- mentions = parse_mentions(status)
- content_html = status
- |> format_input(mentions)
- |> add_attachments(attachments)
-
- to = to_for_user_and_mentions(user, mentions)
- date = make_date()
-
- inReplyTo = get_replied_to_activity(data["in_reply_to_status_id"])
-
- # Wire up reply info.
- [to, context, object, additional] =
- if inReplyTo do
- context = inReplyTo.data["context"]
- to = to ++ [inReplyTo.data["actor"]]
-
- object = %{
- "type" => "Note",
- "to" => to,
- "content" => content_html,
- "published" => date,
- "context" => context,
- "attachment" => attachments,
- "actor" => user.ap_id,
- "inReplyTo" => inReplyTo.data["object"]["id"],
- "inReplyToStatusId" => inReplyTo.id,
- }
- additional = %{}
-
- [to, context, object, additional]
- else
- object = %{
- "type" => "Note",
- "to" => to,
- "content" => content_html,
- "published" => date,
- "context" => context,
- "attachment" => attachments,
- "actor" => user.ap_id
- }
- [to, context, object, %{}]
- end
-
- ActivityPub.create(to, user, context, object, additional, data)
- end
-
- def fetch_friend_statuses(user, opts \\ %{}) do
- ActivityPub.fetch_activities([user.ap_id | user.following], opts)
- |> activities_to_statuses(%{for: user})
- end
-
- def fetch_public_statuses(user, opts \\ %{}) do
- opts = Map.put(opts, "local_only", true)
- ActivityPub.fetch_public_activities(opts)
- |> activities_to_statuses(%{for: user})
- end
-
- def fetch_public_and_external_statuses(user, opts \\ %{}) do
- ActivityPub.fetch_public_activities(opts)
- |> activities_to_statuses(%{for: user})
- end
+ @httpoison Application.get_env(:pleroma, :httpoison)
- def fetch_user_statuses(user, opts \\ %{}) do
- ActivityPub.fetch_activities([], opts)
- |> activities_to_statuses(%{for: user})
+ def create_status(%User{} = user, %{"status" => _} = data) do
+ CommonAPI.post(user, data)
end
- def fetch_mentions(user, opts \\ %{}) do
- ActivityPub.fetch_activities([user.ap_id], opts)
- |> activities_to_statuses(%{for: user})
- end
-
- def fetch_conversation(user, id) do
- with context when is_binary(context) <- conversation_id_to_context(id),
- activities <- ActivityPub.fetch_activities_for_context(context),
- statuses <- activities |> activities_to_statuses(%{for: user})
- do
- statuses
- else e ->
- IO.inspect(e)
- []
+ def follow(%User{} = follower, params) do
+ with {:ok, %User{} = followed} <- get_user(params),
+ {:ok, follower} <- User.follow(follower, followed),
+ {:ok, activity} <- ActivityPub.follow(follower, followed) do
+ {:ok, follower, followed, activity}
+ else
+ err -> err
end
end
- def fetch_status(user, id) do
- with %Activity{} = activity <- Repo.get(Activity, id) do
- activity_to_status(activity, %{for: user})
+ def unfollow(%User{} = follower, params) do
+ with {:ok, %User{} = unfollowed} <- get_user(params),
+ {:ok, follower, follow_activity} <- User.unfollow(follower, unfollowed),
+ {:ok, _activity} <-
+ ActivityPub.insert(%{
+ "type" => "Undo",
+ "actor" => follower.ap_id,
+ # get latest Follow for these users
+ "object" => follow_activity.data["id"],
+ "published" => make_date()
+ }) do
+ {:ok, follower, unfollowed}
+ else
+ err -> err
end
end
- def follow(%User{} = follower, params) do
- with { :ok, %User{} = followed } <- get_user(params),
- { :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 }
+ def block(%User{} = blocker, params) do
+ with {:ok, %User{} = blocked} <- get_user(params),
+ {:ok, blocker} <- User.block(blocker, blocked) do
+ {:ok, blocker, blocked}
else
err -> err
end
end
- def unfollow(%User{} = follower, params) do
- with { :ok, %User{} = unfollowed } <- get_user(params),
- { :ok, follower } <- User.unfollow(follower, unfollowed)
- do
- { :ok, follower, unfollowed}
+ def unblock(%User{} = blocker, params) do
+ with {:ok, %User{} = blocked} <- get_user(params),
+ {:ok, blocker} <- User.unblock(blocker, blocked) do
+ {:ok, blocker, blocked}
else
err -> err
end
end
- def favorite(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
- object = Object.get_by_ap_id(object["id"])
-
- {:ok, _like_activity, object} = ActivityPub.like(user, object)
- new_data = activity.data
- |> Map.put("object", object.data)
-
- status = %{activity | data: new_data}
- |> activity_to_status(%{for: user})
-
- {:ok, status}
+ def repeat(%User{} = user, ap_id_or_id) do
+ with {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.repeat(ap_id_or_id, user),
+ %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
+ {:ok, activity}
+ end
end
- def unfavorite(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
- object = Object.get_by_ap_id(object["id"])
-
- {:ok, object} = ActivityPub.unlike(user, object)
- new_data = activity.data
- |> Map.put("object", object.data)
-
- status = %{activity | data: new_data}
- |> activity_to_status(%{for: user})
-
- {:ok, status}
+ def fav(%User{} = user, ap_id_or_id) do
+ with {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.favorite(ap_id_or_id, user),
+ %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
+ {:ok, activity}
+ end
end
- def retweet(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
- object = Object.get_by_ap_id(object["id"])
-
- {:ok, _announce_activity, object} = ActivityPub.announce(user, object)
- new_data = activity.data
- |> Map.put("object", object.data)
-
- status = %{activity | data: new_data}
- |> activity_to_status(%{for: user})
-
- {:ok, status}
+ def unfav(%User{} = user, ap_id_or_id) do
+ with {:ok, %{data: %{"id" => id}}} = CommonAPI.unfavorite(ap_id_or_id, user),
+ %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
+ {:ok, activity}
+ end
end
def upload(%Plug.Upload{} = file, format \\ "xml") do
<atom:link rel="enclosure" href="#{href}" type="#{type}"></atom:link>
</rsp>
"""
+
"json" ->
%{
media_id: object.id,
media_id_string: "#{object.id}}",
media_url: href,
size: 0
- } |> Poison.encode!
+ }
+ |> Jason.encode!()
end
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, User.get_cached_by_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
-
def register_user(params) do
params = %{
nickname: params["nickname"],
changeset = User.register_changeset(%User{}, params)
with {:ok, user} <- Repo.insert(changeset) do
- {:ok, UserRepresenter.to_map(user)}
+ {:ok, user}
else
{:error, changeset} ->
- errors = Ecto.Changeset.traverse_errors(changeset, fn {msg, _opts} -> msg end)
- |> Poison.encode!
- {:error, %{error: errors}}
+ errors =
+ Ecto.Changeset.traverse_errors(changeset, fn {msg, _opts} -> msg end)
+ |> Jason.encode!()
+
+ {:error, %{error: errors}}
+ end
+ end
+
+ def get_by_id_or_nickname(id_or_nickname) do
+ if !is_integer(id_or_nickname) && :error == Integer.parse(id_or_nickname) do
+ Repo.get_by(User, nickname: id_or_nickname)
+ else
+ Repo.get(User, id_or_nickname)
end
end
def get_user(user \\ nil, params) do
case params do
- %{ "user_id" => user_id } ->
- case target = Repo.get(User, user_id) do
+ %{"user_id" => user_id} ->
+ case target = get_by_id_or_nickname(user_id) do
nil ->
{:error, "No user with such user_id"}
+
_ ->
{:ok, target}
end
- %{ "screen_name" => nickname } ->
+
+ %{"screen_name" => nickname} ->
case target = Repo.get_by(User, nickname: nickname) do
nil ->
{:error, "No user with such screen_name"}
+
_ ->
{:ok, target}
end
+
_ ->
if user do
{:ok, user}
end
end
- defp activities_to_statuses(activities, opts) do
- Enum.map(activities, fn(activity) ->
- activity_to_status(activity, opts)
- end)
- end
+ defp parse_int(string, default)
- # For likes, fetch the liked activity, too.
- defp activity_to_status(%Activity{data: %{"type" => "Like"}} = activity, opts) do
- actor = get_in(activity.data, ["actor"])
- user = User.get_cached_by_ap_id(actor)
- [liked_activity] = Activity.all_by_object_ap_id(activity.data["object"])
-
- ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, liked_activity: liked_activity}))
- end
-
- # For announces, fetch the announced activity and the user.
- defp activity_to_status(%Activity{data: %{"type" => "Announce"}} = activity, opts) do
- actor = get_in(activity.data, ["actor"])
- user = User.get_cached_by_ap_id(actor)
- [announced_activity] = Activity.all_by_object_ap_id(activity.data["object"])
- announced_actor = User.get_cached_by_ap_id(announced_activity.data["actor"])
-
- ActivityRepresenter.to_map(activity, Map.merge(opts, %{users: [user, announced_actor], announced_activity: announced_activity}))
+ defp parse_int(string, default) when is_binary(string) do
+ with {n, _} <- Integer.parse(string) do
+ n
+ else
+ _e -> default
+ end
end
- defp activity_to_status(activity, opts) do
- actor = get_in(activity.data, ["actor"])
- user = User.get_cached_by_ap_id(actor)
- # mentioned_users = Repo.all(from user in User, where: user.ap_id in ^activity.data["to"])
- mentioned_users = Enum.map(activity.data["to"] || [], fn (ap_id) ->
- User.get_cached_by_ap_id(ap_id)
- end)
- |> Enum.filter(&(&1))
-
- ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, mentioned: mentioned_users}))
+ defp parse_int(_, default), do: default
+
+ def search(user, %{"q" => query} = params) do
+ limit = parse_int(params["rpp"], 20)
+ page = parse_int(params["page"], 1)
+ offset = (page - 1) * limit
+
+ q =
+ from(
+ a in Activity,
+ where: fragment("?->>'type' = 'Create'", a.data),
+ where:
+ fragment(
+ "to_tsvector('english', ?->'object'->>'content') @@ plainto_tsquery('english', ?)",
+ a.data,
+ ^query
+ ),
+ limit: ^limit,
+ offset: ^offset,
+ # this one isn't indexed so psql won't take the wrong index.
+ order_by: [desc: :inserted_at]
+ )
+
+ activities = Repo.all(q)
end
defp make_date do
- DateTime.utc_now() |> DateTime.to_iso8601
+ DateTime.utc_now() |> DateTime.to_iso8601()
end
def context_to_conversation_id(context) do
with %Object{id: id} <- Object.get_cached_by_ap_id(context) do
id
- else _e ->
- changeset = Object.context_mapping(context)
- {:ok, %{id: id}} = Repo.insert(changeset)
- id
+ else
+ _e ->
+ changeset = Object.context_mapping(context)
+
+ case Repo.insert(changeset) do
+ {:ok, %{id: id}} ->
+ id
+
+ # This should be solved by an upsert, but it seems ecto
+ # has problems accessing the constraint inside the jsonb.
+ {:error, _} ->
+ Object.get_cached_by_ap_id(context).id
+ end
end
end
def conversation_id_to_context(id) do
with %Object{data: %{"id" => context}} <- Repo.get(Object, id) do
context
- else _e ->
- {:error, "No such conversation"}
+ else
+ _e ->
+ {:error, "No such conversation"}
+ end
+ end
+
+ def get_external_profile(for_user, uri) do
+ with %User{} = user <- User.get_or_fetch(uri) do
+ spawn(fn ->
+ with url <- user.info["topic"],
+ {:ok, %{body: body}} <-
+ @httpoison.get(url, [], follow_redirect: true, timeout: 10000, recv_timeout: 20000) do
+ OStatus.handle_incoming(body)
+ end
+ end)
+
+ {:ok, UserView.render("show.json", %{user: user, for: for_user})}
+ else
+ _e ->
+ {:error, "Couldn't find user"}
end
end
end