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package Biblio::ILL::ISO::DateTime; |
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=head1 NAME |
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Biblio::ILL::ISO::DateTime |
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=cut |
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use Biblio::ILL::ISO::ILLASNtype; |
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use Biblio::ILL::ISO::ISODate; |
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use Biblio::ILL::ISO::ISOTime; |
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use Carp; |
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=head1 VERSION |
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Version 0.01 |
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=cut |
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our $VERSION = '0.01'; |
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#--------------------------------------------------------------------------- |
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# Mods |
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# 0.01 - 2003.07.15 - original version |
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#--------------------------------------------------------------------------- |
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=head1 DESCRIPTION |
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Biblio::ILL::ISO::DateTime is a derivation of Biblio::ILL::ISO::ILLASNtype. |
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=head1 USES |
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Biblio::ILL::ISO::ISODate |
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Biblio::ILL::ISO::ISOTime |
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=head1 USED IN |
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Biblio::ILL::ISO::ServiceDateTime |
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=cut |
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1921
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BEGIN{@ISA = qw ( Biblio::ILL::ISO::ILLASNtype );} # inherit from ILLASNtype |
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=head1 FROM THE ASN DEFINITION |
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Date-Time ::= EXPLICIT SEQUENCE { |
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date [0] IMPLICIT ISO-Date, |
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time [1] IMPLICIT ISO-Time OPTIONAL |
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} |
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=cut |
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=head1 METHODS |
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=cut |
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#--------------------------------------------------------------- |
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# |
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#--------------------------------------------------------------- |
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=head1 |
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=head2 new( $date [,$time] ) |
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Creates a new DateTime object. |
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Expects a date string (YYYYMMDD), and |
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(optionally) a time string (MMHHSS). |
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=cut |
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sub new { |
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my $class = shift; |
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my $self = {}; |
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if (@_) { |
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my ($date, $time) = @_; |
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croak "missing date" unless ($date); |
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$self->{"date"} = new Biblio::ILL::ISO::ISODate($date); |
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$self->{"time"} = new Biblio::ILL::ISO::ISOTime($time) if ($time); |
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} |
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bless($self, ref($class) || $class); |
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return ($self); |
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} |
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#--------------------------------------------------------------- |
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# |
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#--------------------------------------------------------------- |
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=head1 |
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=head2 set( $date [,$time] ) |
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Sets the object's date (a date string (YYYYMMDD)), and |
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(optionally) time (a time string (MMHHSS)). |
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=cut |
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sub set { |
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my $self = shift; |
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my ($date, $time) = @_; |
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0
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croak "missing date" unless ($date); |
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$self->{"date"} = new Biblio::ILL::ISO::ISODate($date); |
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$self->{"time"} = new Biblio::ILL::ISO::ISOTime($time) if ($time); |
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return; |
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} |
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#--------------------------------------------------------------- |
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# |
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#--------------------------------------------------------------- |
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=head1 |
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=head2 from_asn($href) |
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Given a properly formatted hash, builds the object. |
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=cut |
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sub from_asn { |
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my $self = shift; |
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my $href = shift; |
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foreach my $k (keys %$href) { |
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#print ref($self) . "...$k\n"; |
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if ($k =~ /^date$/) { |
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$self->{$k} = new Biblio::ILL::ISO::ISODate($href->{$k}); |
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} elsif ($k =~ /^time$/) { |
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$self->{$k} = new Biblio::ILL::ISO::ISOTime($href->{$k}); |
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} else { |
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croak "invalid " . ref($self) . " element: [$k]"; |
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} |
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} |
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return $self; |
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} |
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=head1 SEE ALSO |
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See the README for system design notes. |
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See the parent class(es) for other available methods. |
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For more information on Interlibrary Loan standards (ISO 10160/10161), |
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a good place to start is: |
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http://www.nlc-bnc.ca/iso/ill/main.htm |
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=cut |
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=head1 AUTHOR |
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David Christensen, |
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=cut |
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=head1 COPYRIGHT AND LICENSE |
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Copyright 2003 by David Christensen |
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This library is free software; you can redistribute it and/or modify it |
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under the same terms as Perl itself. |
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=cut |
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1; |