##
#
# Copyright 2005, AllAfrica Global Media
#
# This file is part of XML::Comma
#
# XML::Comma is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# For more information about XML::Comma, point a web browser at
# http://xml-comma.org, or read the tutorial included
# with the XML::Comma distribution at docs/guide.html
#
##
package XML::Comma::Storage::Location::GMT_3layer_dir;
use strict;
use XML::Comma::Util qw( dbg );
use File::Spec;
# _decl_pos :
sub MAJOR_NUMBER {
400;
}
sub decl_pos {
return $_[0]->{_decl_pos};
}
sub new {
my ( $class, %args ) = @_;
my $self = {}; bless ( $self, $class );
$self->{_decl_pos} = $args{decl_pos};
return ( $self );
}
sub make_id {
my ( $self, $struct ) = @_;
if ( $struct->{overflow} ) {
die "GMT_3layer_dir full\n";
}
my ( $year, $month, $day ) = XML::Comma::Storage::Util->gmt_yyyy_mm_dd();
return ( "$year$month$day", # id piece
File::Spec->catdir($year, $month, $day), # location piece
);
}
sub location_from_id {
my ( $self, $store, $id, $location ) = @_;
my $substring = substr ( $id, 0, 8 );
if ( length($substring) != 8 ) {
die "bad id, too short\n";
}
$substring =~ /(\d{4})(\d{2})(\d{2})/;
return ( substr($id,8),
File::Spec->catdir($location,$1,$2,$3) );
}
sub id_from_location {
my ( $self, $store, $id, $location ) = @_;
my @directories = File::Spec->splitdir($location);
if ( scalar(@directories) < 4 ) {
die "bad location, too short\n";
}
return ( $id . shift(@directories).shift(@directories).shift(@directories),
File::Spec->catfile(@directories) );
}
1;