akkoma/lib/pleroma/web/mastodon_api/search_controller.ex
Eugenij 5184b0f41a Use fallback values for search queries
This is to make sure the entire request doesn't return a 500 error if
user or status search times out.
2019-07-03 10:19:51 +00:00

90 lines
2.8 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.MastodonAPI.SearchController do
use Pleroma.Web, :controller
alias Pleroma.Activity
alias Pleroma.User
alias Pleroma.Web
alias Pleroma.Web.MastodonAPI.AccountView
alias Pleroma.Web.MastodonAPI.StatusView
alias Pleroma.Web.ControllerHelper
require Logger
plug(Pleroma.Plugs.RateLimiter, :search when action in [:search, :search2, :account_search])
def search2(%{assigns: %{user: user}} = conn, %{"q" => query} = params) do
accounts = with_fallback(fn -> User.search(query, search_options(params, user)) end, [])
statuses = with_fallback(fn -> Activity.search(user, query) end, [])
tags_path = Web.base_url() <> "/tag/"
tags =
query
|> String.split()
|> Enum.uniq()
|> Enum.filter(fn tag -> String.starts_with?(tag, "#") end)
|> Enum.map(fn tag -> String.slice(tag, 1..-1) end)
|> Enum.map(fn tag -> %{name: tag, url: tags_path <> tag} end)
res = %{
"accounts" => AccountView.render("accounts.json", users: accounts, for: user, as: :user),
"statuses" =>
StatusView.render("index.json", activities: statuses, for: user, as: :activity),
"hashtags" => tags
}
json(conn, res)
end
def search(%{assigns: %{user: user}} = conn, %{"q" => query} = params) do
accounts = with_fallback(fn -> User.search(query, search_options(params, user)) end, [])
statuses = with_fallback(fn -> Activity.search(user, query) end, [])
tags =
query
|> String.split()
|> Enum.uniq()
|> Enum.filter(fn tag -> String.starts_with?(tag, "#") end)
|> Enum.map(fn tag -> String.slice(tag, 1..-1) end)
res = %{
"accounts" => AccountView.render("accounts.json", users: accounts, for: user, as: :user),
"statuses" =>
StatusView.render("index.json", activities: statuses, for: user, as: :activity),
"hashtags" => tags
}
json(conn, res)
end
def account_search(%{assigns: %{user: user}} = conn, %{"q" => query} = params) do
accounts = User.search(query, search_options(params, user))
res = AccountView.render("accounts.json", users: accounts, for: user, as: :user)
json(conn, res)
end
defp search_options(params, user) do
[
resolve: params["resolve"] == "true",
following: params["following"] == "true",
limit: ControllerHelper.fetch_integer_param(params, "limit"),
offset: ControllerHelper.fetch_integer_param(params, "offset"),
for_user: user
]
end
defp with_fallback(f, fallback) do
try do
f.()
rescue
error ->
Logger.error("#{__MODULE__} search error: #{inspect(error)}")
fallback
end
end
end