91 lines
2.9 KiB
Perl
91 lines
2.9 KiB
Perl
# Copyright Tamil s.a.r.l. 2008-2015
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# Copyright Biblibre 2008-2015
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# Copyright The National Library of Finland, University of Helsinki 2016-2021
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#
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# This file is part of Koha.
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#
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# Koha is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# Koha is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Koha; if not, see <https://www.gnu.org/licenses>.
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package Koha::OAI::Server::ResumptionToken;
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use Modern::Perl;
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use HTTP::OAI;
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use base ("HTTP::OAI::ResumptionToken");
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# Extends HTTP::OAI::ResumptionToken
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# A token is identified by:
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# - metadataPrefix
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# - from
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# - until
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# - cursor
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# - deleted
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# - deleted count (not used anymore, but preserved for back-compatibility)
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# - nextId
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sub new {
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my ( $class, %args ) = @_;
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my $self = $class->SUPER::new(%args);
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my ( $metadata_prefix, $cursor, $from, $until, $set, $deleted, $next_id );
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if ( $args{resumptionToken} ) {
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# Note: undef in place of deleted record count for back-compatibility
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( $metadata_prefix, $cursor, $from, $until, $set, $deleted, undef, $next_id ) =
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split( '/', $args{resumptionToken} );
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$next_id = 0 unless $next_id;
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} else {
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$metadata_prefix = $args{metadataPrefix};
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$from = $args{from} || '';
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$until = $args{until} || '';
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# Add times to the arguments, when necessary, so they correctly match against the DB timestamps
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$from .= 'T00:00:00Z' if length($from) == 10;
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$until .= 'T23:59:59Z' if length($until) == 10;
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$cursor = $args{cursor} // 0;
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$set = $args{set} || '';
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$deleted = defined $args{deleted} ? $args{deleted} : 1;
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$next_id = $args{next_id} // 0;
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}
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# metadata_prefix can be undef (e.g. listSets)
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$metadata_prefix //= '';
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$self->{metadata_prefix} = $metadata_prefix;
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$self->{cursor} = $cursor;
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$self->{from} = $from;
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$self->{until} = $until;
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$self->{set} = $set;
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$self->{from_arg} = _strip_UTC_designators($from);
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$self->{until_arg} = _strip_UTC_designators($until);
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$self->{deleted} = $deleted;
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$self->{next_id} = $next_id;
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# Note: put zero where deleted record count used to be for back-compatibility
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$self->resumptionToken( join( '/', $metadata_prefix, $cursor, $from, $until, $set, $deleted, 0, $next_id ) );
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$self->cursor($cursor);
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return $self;
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}
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sub _strip_UTC_designators {
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my ($timestamp) = @_;
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$timestamp =~ s/T/ /g;
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$timestamp =~ s/Z//g;
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return $timestamp;
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}
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1;
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