1 package C4::Barcodes::annual;
3 # Copyright 2008 LibLime
5 # This file is part of Koha.
7 # Koha is free software; you can redistribute it and/or modify it under the
8 # terms of the GNU General Public License as published by the Free Software
9 # Foundation; either version 2 of the License, or (at your option) any later
12 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
14 # A PARTICULAR PURPOSE. See the GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License along
17 # with Koha; if not, write to the Free Software Foundation, Inc.,
18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
29 use vars qw($VERSION @ISA);
30 use vars qw($debug $cgi_debug); # from C4::Debug, of course
34 $VERSION = 3.07.00.049;
35 @ISA = qw(C4::Barcodes);
41 my $query = "SELECT max(substring_index(barcode,'-',-1)) AS chunk,barcode FROM items WHERE barcode LIKE ? GROUP BY barcode";
42 # FIXME: unreasonably expensive query on large datasets
43 my $sth = C4::Context->dbh->prepare($query);
47 $iso = C4::Dates->new($input,'iso')->output('iso'); # try to set the date w/ 2nd arg
49 warn "Failed to create 'iso' Dates object with input '$input'. Reverting to today's date.";
50 $iso = C4::Dates->new->output('iso'); # failover back to today
53 $iso = C4::Dates->new->output('iso');
55 my $year = substr($iso,0,4); # YYYY
56 $sth->execute("$year-%");
57 my $row = $sth->fetchrow_hashref;
58 warn "barcode db_max (annual format, year $year): $row->{barcode}" if $debug;
59 return $row->{barcode};
64 return substr(C4::Dates->new->output('iso'),0,4) .'-'. sprintf('%'."$width.$width".'d', 1);
69 my $barcode = (@_) ? shift : $self->value;
70 unless ($barcode =~ /(\d{4}-)(\d+)$/) { # non-greedy match in first part
71 carp "Barcode '$barcode' has no incrementing part!";
72 return ($barcode,undef,undef);
74 $debug and warn "Barcode '$barcode' parses into: '$1', '$2', ''";
75 return ($1,$2,''); # the third part is in anticipation of barcodes that include checkdigits
79 (@_) and $width = shift; # hitting the class variable.
82 sub process_head($$;$$) { # (self,head,whole,specific)
83 my ($self,$head,$whole,$specific) = @_;
84 $specific and return $head; # if this is built off an existing barcode, just return the head unchanged.
85 return substr(C4::Dates->new->output('iso'),0,4) . '-'; # else get new YYYY-
90 my $type = ref($class) || $class;
91 my $self = $type->default_self('annual');
92 return bless $self, $type;