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mobilizon/lib/graphql/api/search.ex
Thomas Citharel eecb04516e
Add the map in search view
Signed-off-by: Thomas Citharel <tcit@tcit.fr>
2022-09-01 10:00:17 +02:00

166 lines
4.8 KiB
Elixir

defmodule Mobilizon.GraphQL.API.Search do
@moduledoc """
API for search.
"""
alias Mobilizon.Actors
alias Mobilizon.Actors.Actor
alias Mobilizon.Events
alias Mobilizon.Events.Event
alias Mobilizon.Federation.ActivityPub
alias Mobilizon.Federation.ActivityPub.Actor, as: ActivityPubActor
alias Mobilizon.Service.GlobalSearch
alias Mobilizon.Storage.Page
import Mobilizon.GraphQL.Resolvers.Event.Utils
require Logger
@doc """
Searches actors.
"""
@spec search_actors(map(), integer | nil, integer | nil, atom()) ::
{:ok, Page.t(Actor.t())} | {:error, String.t()}
def search_actors(%{term: term} = args, page \\ 1, limit \\ 10, result_type) do
term = String.trim(term)
cond do
# Some URLs could be domain.tld/@username, so keep this condition above
# the `is_handle` function
is_url(term) ->
# skip, if it's not an actor
case process_from_url(term) do
%Page{total: _total, elements: [%Actor{} = _actor]} = page ->
{:ok, page}
_ ->
{:ok, %{total: 0, elements: []}}
end
is_handle(term) ->
{:ok, process_from_username(term)}
true ->
if is_global_search(args) do
service = GlobalSearch.service()
{:ok, service.search_groups(Keyword.new(args, fn {k, v} -> {k, v} end))}
else
page =
Actors.search_actors(
term,
[
actor_type: result_type,
radius: Map.get(args, :radius),
location: Map.get(args, :location),
bbox: Map.get(args, :bbox),
minimum_visibility: Map.get(args, :minimum_visibility, :public),
current_actor_id: Map.get(args, :current_actor_id),
exclude_my_groups: Map.get(args, :exclude_my_groups, false),
exclude_stale_actors: true
],
page,
limit
)
{:ok, page}
end
end
end
@doc """
Search events
"""
@spec search_events(map(), integer | nil, integer | nil) ::
{:ok, Page.t(Event.t())}
def search_events(%{term: term} = args, page \\ 1, limit \\ 10) do
term = String.trim(term)
if is_url(term) do
# skip, if it's not an event
case process_from_url(term) do
%Page{total: _total, elements: [%Event{} = event]} = page ->
if Map.get(args, :current_user) != nil || check_event_access?(event) do
{:ok, page}
else
{:ok, %{total: 0, elements: []}}
end
_ ->
{:ok, %{total: 0, elements: []}}
end
else
if is_global_search(args) do
service = GlobalSearch.service()
{:ok, service.search_events(Keyword.new(args, fn {k, v} -> {k, v} end))}
else
{:ok, Events.build_events_for_search(Map.put(args, :term, term), page, limit)}
end
end
end
@spec interact(String.t()) :: {:ok, struct()} | {:error, :not_found}
def interact(uri) do
case ActivityPub.fetch_object_from_url(uri) do
{:ok, object} ->
{:ok, object}
{:error, _err} ->
Logger.debug(fn -> "Unable to find or make object from URI '#{uri}'" end)
{:error, :not_found}
end
end
# If the search string is an username
@spec process_from_username(String.t()) :: Page.t(Actor.t())
defp process_from_username(search) do
case ActivityPubActor.find_or_make_actor_from_nickname(search) do
{:ok, %Actor{type: :Group} = actor} ->
%Page{total: 1, elements: [actor]}
# Don't return anything else than groups
{:ok, %Actor{}} ->
%Page{total: 0, elements: []}
{:error, _err} ->
Logger.debug(fn -> "Unable to find or make actor '#{search}'" end)
%Page{total: 0, elements: []}
end
end
# If the search string is an URL
@spec process_from_url(String.t()) :: Page.t(struct())
defp process_from_url(search) do
case ActivityPub.fetch_object_from_url(search) do
{:ok, object} ->
%Page{total: 1, elements: [object]}
{:error, _err} ->
Logger.debug(fn -> "Unable to find or make object from URL '#{search}'" end)
%Page{total: 0, elements: []}
end
end
@spec is_url(String.t()) :: boolean
defp is_url(search), do: String.starts_with?(search, ["http://", "https://"])
@spec is_handle(String.t()) :: boolean
defp is_handle(search), do: String.match?(search, ~r/@/)
defp is_global_search(%{search_target: :global}) do
global_search_enabled?()
end
defp is_global_search(_), do: global_search_enabled?() && global_search_default?()
defp global_search_enabled? do
Application.get_env(:mobilizon, :search) |> get_in([:global]) |> get_in([:is_enabled])
end
defp global_search_default? do
Application.get_env(:mobilizon, :search) |> get_in([:global]) |> get_in([:is_default_search])
end
end