Validators: Add a type for the datetime used in AP.

This commit is contained in:
lain 2019-12-05 12:33:06 +01:00
parent e9993acdbb
commit 1993d7096d
3 changed files with 67 additions and 2 deletions

View file

@ -25,8 +25,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.NoteValidator do
field(:actor, Types.ObjectID)
field(:attributedTo, Types.ObjectID)
field(:summary, :string)
# TODO: Write type
field(:published, :string)
field(:published, Types.DateTime)
# TODO: Write type
field(:emoji, :map, default: %{})
field(:sensitive, :boolean, default: false)

View file

@ -0,0 +1,34 @@
defmodule Pleroma.Web.ActivityPub.ObjectValidators.Types.DateTime do
@moduledoc """
The AP standard defines the date fields in AP as xsd:DateTime. Elixir's
DateTime can't parse this, but it can parse the related iso8601. This
module punches the date until it looks like iso8601 and normalizes to
it.
DateTimes without a timezone offset are treated as UTC.
Reference: https://www.w3.org/TR/activitystreams-vocabulary/#dfn-published
"""
use Ecto.Type
def type, do: :string
def cast(datetime) when is_binary(datetime) do
with {:ok, datetime, _} <- DateTime.from_iso8601(datetime) do
{:ok, DateTime.to_iso8601(datetime)}
else
{:error, :missing_offset} -> cast("#{datetime}Z")
_e -> :error
end
end
def cast(_), do: :error
def dump(data) do
{:ok, data}
end
def load(data) do
{:ok, data}
end
end

View file

@ -0,0 +1,32 @@
defmodule Pleroma.Web.ActivityPub.ObjectValidators.Types.DateTimeTest do
alias Pleroma.Web.ActivityPub.ObjectValidators.Types.DateTime
use Pleroma.DataCase
test "it validates an xsd:Datetime" do
valid_strings = [
"2004-04-12T13:20:00",
"2004-04-12T13:20:15.5",
"2004-04-12T13:20:00-05:00",
"2004-04-12T13:20:00Z"
]
invalid_strings = [
"2004-04-12T13:00",
"2004-04-1213:20:00",
"99-04-12T13:00",
"2004-04-12"
]
assert {:ok, "2004-04-01T12:00:00Z"} == DateTime.cast("2004-04-01T12:00:00Z")
Enum.each(valid_strings, fn date_time ->
result = DateTime.cast(date_time)
assert {:ok, _} = result
end)
Enum.each(invalid_strings, fn date_time ->
result = DateTime.cast(date_time)
assert :error == result
end)
end
end