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package Biber::Entries;
#use feature 'unicode_strings';
=encoding utf-8
=head1 NAME
Biber::Entries
=head2 new
Initialize a Biber::Entries object
=cut
sub new {
my ($class) = @_;
my $self = bless {}, $class;
return $self;
}
=head2 notnull
Test for an empty object
=cut
sub notnull {
my $self = shift;
my @arr = keys %$self;
return $#arr > -1 ? 1 : 0;
}
=head2 entry_exists
Boolean values sub to tell if there is an entry
for the passed citation key.
=cut
sub entry_exists {
my $self = shift;
my $citekey = lc(shift);
return defined($self->{$citekey}) ? 1 : 0;
}
=head2 entry
Returns a Biber::Entry object for a given
citekey
=cut
sub entry {
my $self = shift;
my $citekey = lc(shift);
return $self->{$citekey};
}
=head2 sorted_keys
Returns a sorted array of Biber::Entry object keys
=cut
sub sorted_keys {
my $self = shift;
use locale;
return sort keys %$self;
}
=head2 add_entry
Adds a Biber::Entry to the Biber::Entries object
=cut
sub add_entry {
my $self = shift;
my ($key, $entry) = @_;
$key = lc($key);
$self->{$key} = $entry;
return;
}
=head1 AUTHORS
François Charette, C<< <firmicus at gmx.net> >>
Philip Kime C<< <philip at kime.org.uk> >>
=head1 BUGS
Please report any bugs or feature requests on our sourceforge tracker at
L<https://sourceforge.net/tracker2/?func=browse&group_id=228270>.
=head1 COPYRIGHT & LICENSE
Copyright 2009-2011 François Charette and Philip Kime, all rights reserved.
This module is free software. You can redistribute it and/or
modify it under the terms of the Artistic License 2.0.
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.
=cut
1;
# vim: set tabstop=2 shiftwidth=2 expandtab:
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