2f2bd7fe72
See `[:extensions, output_relationships_in_statuses_by_default]` setting and `with_relationships` param.
117 lines
3.6 KiB
Elixir
117 lines
3.6 KiB
Elixir
# Pleroma: A lightweight social networking server
|
|
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
|
|
# SPDX-License-Identifier: AGPL-3.0-only
|
|
|
|
defmodule Pleroma.Web.ControllerHelper do
|
|
use Pleroma.Web, :controller
|
|
|
|
alias Pleroma.Config
|
|
|
|
# As in Mastodon API, per https://api.rubyonrails.org/classes/ActiveModel/Type/Boolean.html
|
|
@falsy_param_values [false, 0, "0", "f", "F", "false", "False", "FALSE", "off", "OFF"]
|
|
|
|
def explicitly_falsy_param?(value), do: value in @falsy_param_values
|
|
|
|
# Note: `nil` and `""` are considered falsy values in Pleroma
|
|
def falsy_param?(value),
|
|
do: explicitly_falsy_param?(value) or value in [nil, ""]
|
|
|
|
def truthy_param?(value), do: not falsy_param?(value)
|
|
|
|
def json_response(conn, status, json) do
|
|
conn
|
|
|> put_status(status)
|
|
|> json(json)
|
|
end
|
|
|
|
@spec fetch_integer_param(map(), String.t(), integer() | nil) :: integer() | nil
|
|
def fetch_integer_param(params, name, default \\ nil) do
|
|
params
|
|
|> Map.get(name, default)
|
|
|> param_to_integer(default)
|
|
end
|
|
|
|
defp param_to_integer(val, _) when is_integer(val), do: val
|
|
|
|
defp param_to_integer(val, default) when is_binary(val) do
|
|
case Integer.parse(val) do
|
|
{res, _} -> res
|
|
_ -> default
|
|
end
|
|
end
|
|
|
|
defp param_to_integer(_, default), do: default
|
|
|
|
def add_link_headers(conn, activities, extra_params \\ %{})
|
|
|
|
def add_link_headers(%{assigns: %{skip_link_headers: true}} = conn, _activities, _extra_params),
|
|
do: conn
|
|
|
|
def add_link_headers(conn, activities, extra_params) do
|
|
case List.last(activities) do
|
|
%{id: max_id} ->
|
|
params =
|
|
conn.params
|
|
|> Map.drop(Map.keys(conn.path_params))
|
|
|> Map.drop(["since_id", "max_id", "min_id"])
|
|
|> Map.merge(extra_params)
|
|
|
|
limit =
|
|
params
|
|
|> Map.get("limit", "20")
|
|
|> String.to_integer()
|
|
|
|
min_id =
|
|
if length(activities) <= limit do
|
|
activities
|
|
|> List.first()
|
|
|> Map.get(:id)
|
|
else
|
|
activities
|
|
|> Enum.at(limit * -1)
|
|
|> Map.get(:id)
|
|
end
|
|
|
|
next_url = current_url(conn, Map.merge(params, %{max_id: max_id}))
|
|
prev_url = current_url(conn, Map.merge(params, %{min_id: min_id}))
|
|
|
|
put_resp_header(conn, "link", "<#{next_url}>; rel=\"next\", <#{prev_url}>; rel=\"prev\"")
|
|
|
|
_ ->
|
|
conn
|
|
end
|
|
end
|
|
|
|
def assign_account_by_id(%{params: %{"id" => id}} = conn, _) do
|
|
case Pleroma.User.get_cached_by_id(id) do
|
|
%Pleroma.User{} = account -> assign(conn, :account, account)
|
|
nil -> Pleroma.Web.MastodonAPI.FallbackController.call(conn, {:error, :not_found}) |> halt()
|
|
end
|
|
end
|
|
|
|
def try_render(conn, target, params) when is_binary(target) do
|
|
case render(conn, target, params) do
|
|
nil -> render_error(conn, :not_implemented, "Can't display this activity")
|
|
res -> res
|
|
end
|
|
end
|
|
|
|
def try_render(conn, _, _) do
|
|
render_error(conn, :not_implemented, "Can't display this activity")
|
|
end
|
|
|
|
@spec put_if_exist(map(), atom() | String.t(), any) :: map()
|
|
def put_if_exist(map, _key, nil), do: map
|
|
|
|
def put_if_exist(map, key, value), do: Map.put(map, key, value)
|
|
|
|
@doc "Whether to skip rendering `[:account][:pleroma][:relationship]`for statuses/notifications"
|
|
def skip_relationships?(params) do
|
|
if Config.get([:extensions, :output_relationships_in_statuses_by_default]) do
|
|
false
|
|
else
|
|
# BREAKING: older PleromaFE versions do not send this param but _do_ expect relationships.
|
|
not truthy_param?(params["with_relationships"])
|
|
end
|
|
end
|
|
end
|