-----------------------------------------------------------------------
-- date -- Print the date
-- Copyright (C) 2011 Stephane Carrez
-- Written by Stephane Carrez (Stephane.Carrez@gmail.com)
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
-----------------------------------------------------------------------
with Ada.Text_IO;
with Ada.Calendar;
with Ada.Strings.Unbounded;
with GNAT.Command_Line;
with Util.Log.Loggers;
with Util.Dates.Formats;
with Util.Properties.Bundles;
procedure Date is
use type Ada.Calendar.Time;
use Util.Log.Loggers;
use Ada.Strings.Unbounded;
use Util.Properties.Bundles;
use GNAT.Command_Line;
Log : constant Logger := Create ("log", "samples/log4j.properties");
Factory : Util.Properties.Bundles.Loader;
Bundle : Util.Properties.Bundles.Manager;
Locale : Unbounded_String := To_Unbounded_String ("en");
Date : constant Ada.Calendar.Time := Ada.Calendar.Clock;
Use_Default : Boolean := True;
begin
-- Load the bundles from the current directory
Initialize (Factory, "samples/;bundles");
loop
case Getopt ("h l: locale: help") is
when ASCII.NUL =>
exit;
when 'l' =>
Locale := To_Unbounded_String (Parameter);
when others =>
raise GNAT.Command_Line.Invalid_Switch;
end case;
end loop;
begin
Load_Bundle (Factory, "dates", To_String (Locale), Bundle);
exception
when NO_BUNDLE =>
Log.Error ("There is no bundle: {0}", "dates");
end;
loop
declare
Pattern : constant String := Get_Argument;
begin
exit when Pattern = "";
Use_Default := False;
Ada.Text_IO.Put_Line (Util.Dates.Formats.Format (Pattern => Pattern,
Date => Date,
Bundle => Bundle));
end;
end loop;
if Use_Default then
Ada.Text_IO.Put_Line (Util.Dates.Formats.Format (Pattern => "%a %b %_d %T %Y",
Date => Date,
Bundle => Bundle));
end if;
exception
when GNAT.Command_Line.Invalid_Switch =>
Log.Error ("Usage: date -l locale format");
end Date;