potsda.mn/mobilizon
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Add proper fallback for when a TZ isn't registered

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Signed-off-by: Thomas Citharel <tcit@tcit.fr>
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Thomas Citharel 2022-04-20 09:01:03 +02:00
parent f5791d1413
commit 14545fd983
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1 changed files with 15 additions and 4 deletions
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19
lib/service/date_time/date_time.ex
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@ -6,6 +6,8 @@ defmodule Mobilizon.Service.DateTime do
@typep to_string_format :: :short | :medium | :long | :full
@utc_timezone "Etc/UTC"
@spec datetime_to_string(DateTime.t(), String.t(), to_string_format()) :: String.t()
def datetime_to_string(%DateTime{} = datetime, locale \\ "en", format \\ :medium) do
Mobilizon.Cldr.DateTime.to_string!(datetime,
@ -75,7 +77,7 @@ defmodule Mobilizon.Service.DateTime do
def calculate_next_day_notification(%Date{} = day, options \\ []) do
compare_to = Keyword.get(options, :compare_to, DateTime.utc_now())
notification_time = Keyword.get(options, :notification_time, ~T[18:00:00])
timezone = Keyword.get(options, :timezone, "Etc/UTC") || "Etc/UTC"
timezone = options |> Keyword.get(:timezone, @utc_timezone) |> fallback_tz()
send_at = DateTime.new!(day, notification_time, timezone)
@ -145,7 +147,7 @@ defmodule Mobilizon.Service.DateTime do
@spec appropriate_first_day_of_week(DateTime.t(), keyword) :: DateTime.t() | nil
defp appropriate_first_day_of_week(%DateTime{} = datetime, options) do
locale = Keyword.get(options, :locale, "en")
timezone = Keyword.get(options, :timezone, "Etc/UTC")
timezone = options |> Keyword.get(:timezone, @utc_timezone) |> fallback_tz()
local_datetime = datetime_tz_convert(datetime, timezone)
@ -170,7 +172,7 @@ defmodule Mobilizon.Service.DateTime do
options
) do
notification_time = Keyword.get(options, :notification_time, ~T[08:00:00])
timezone = Keyword.get(options, :timezone, "Etc/UTC") || "Etc/UTC"
timezone = options |> Keyword.get(:timezone, @utc_timezone) |> fallback_tz()
DateTime.new!(date, notification_time, timezone)
end
@ -182,7 +184,7 @@ defmodule Mobilizon.Service.DateTime do
compare_to_day = Keyword.get(options, :compare_to_day, Date.utc_today())
compare_to = Keyword.get(options, :compare_to_datetime, DateTime.utc_now())
start_time = Keyword.get(options, :start_time, @start_time)
timezone = Keyword.get(options, :timezone, "Etc/UTC") || "Etc/UTC"
timezone = options |> Keyword.get(:timezone, @utc_timezone) |> fallback_tz()
end_time = Keyword.get(options, :end_time, @end_time)
DateTime.compare(compare_to, DateTime.new!(compare_to_day, start_time, timezone)) in [
@ -213,4 +215,13 @@ defmodule Mobilizon.Service.DateTime do
def is_same_day?(%DateTime{} = one, %DateTime{} = two) do
DateTime.to_date(one) == DateTime.to_date(two)
end
@spec fallback_tz(String.t()) :: String.t()
defp fallback_tz(timezone) do
if Tzdata.zone_exists?(timezone) do
timezone
else
@utc_timezone
end
end
end