1 |
dpavlin |
6 |
package WebPAC::Input::ISIS; |
2 |
|
|
|
3 |
|
|
use warnings; |
4 |
|
|
use strict; |
5 |
|
|
|
6 |
dpavlin |
285 |
use WebPAC::Input; |
7 |
dpavlin |
623 |
use Biblio::Isis 0.23; |
8 |
dpavlin |
726 |
use base qw/WebPAC::Common/; |
9 |
dpavlin |
285 |
|
10 |
dpavlin |
6 |
=head1 NAME |
11 |
|
|
|
12 |
dpavlin |
285 |
WebPAC::Input::ISIS - support for CDS/ISIS database files |
13 |
dpavlin |
6 |
|
14 |
|
|
=head1 VERSION |
15 |
|
|
|
16 |
dpavlin |
726 |
Version 0.08 |
17 |
dpavlin |
6 |
|
18 |
|
|
=cut |
19 |
|
|
|
20 |
dpavlin |
726 |
our $VERSION = '0.08'; |
21 |
dpavlin |
6 |
|
22 |
|
|
|
23 |
|
|
=head1 SYNOPSIS |
24 |
|
|
|
25 |
dpavlin |
623 |
Open CDS/ISIS, WinISIS or IsisMarc database using C<Biblio::Isis> |
26 |
|
|
and read all records to memory. |
27 |
dpavlin |
6 |
|
28 |
dpavlin |
726 |
my $isis = new WebPAC::Input::ISIS( |
29 |
|
|
path => '/path/to/ISIS/ISIS', |
30 |
|
|
); |
31 |
dpavlin |
6 |
|
32 |
|
|
=head1 FUNCTIONS |
33 |
|
|
|
34 |
dpavlin |
726 |
=head2 new |
35 |
dpavlin |
6 |
|
36 |
dpavlin |
726 |
Returns new low-level input API object |
37 |
dpavlin |
6 |
|
38 |
dpavlin |
726 |
my $isis = new WebPAC::Input::ISIS( |
39 |
dpavlin |
285 |
path => '/path/to/LIBRI' |
40 |
dpavlin |
597 |
filter => sub { |
41 |
|
|
my ($l,$field_nr) = @_; |
42 |
|
|
# do something with $l which is line of input file |
43 |
|
|
return $l; |
44 |
|
|
}, |
45 |
dpavlin |
285 |
} |
46 |
|
|
|
47 |
dpavlin |
597 |
Options: |
48 |
|
|
|
49 |
|
|
=over 4 |
50 |
|
|
|
51 |
|
|
=item path |
52 |
|
|
|
53 |
|
|
path to CDS/ISIS database |
54 |
|
|
|
55 |
|
|
=back |
56 |
|
|
|
57 |
dpavlin |
6 |
=cut |
58 |
|
|
|
59 |
dpavlin |
726 |
sub new { |
60 |
|
|
my $class = shift; |
61 |
|
|
my $self = {@_}; |
62 |
|
|
bless($self, $class); |
63 |
dpavlin |
285 |
|
64 |
dpavlin |
6 |
my $arg = {@_}; |
65 |
|
|
|
66 |
|
|
my $log = $self->_get_logger(); |
67 |
|
|
|
68 |
dpavlin |
285 |
$log->info("opening ISIS database '$arg->{path}'"); |
69 |
dpavlin |
6 |
|
70 |
dpavlin |
623 |
$log->debug("using Biblio::Isis"); |
71 |
|
|
my $isis_db = new Biblio::Isis( |
72 |
|
|
isisdb => $arg->{path}, |
73 |
|
|
include_deleted => 1, |
74 |
|
|
hash_filter => $arg->{filter} ? sub { return $arg->{filter}->(@_); } : undef, |
75 |
|
|
) or $log->logdie("can't find database $arg->{path}"); |
76 |
dpavlin |
6 |
|
77 |
dpavlin |
652 |
$self->{_isis_db} = $isis_db; |
78 |
|
|
|
79 |
dpavlin |
726 |
$self ? return $self : return undef; |
80 |
dpavlin |
285 |
} |
81 |
dpavlin |
6 |
|
82 |
dpavlin |
285 |
=head2 fetch_rec |
83 |
dpavlin |
6 |
|
84 |
dpavlin |
285 |
Return record with ID C<$mfn> from database |
85 |
dpavlin |
6 |
|
86 |
dpavlin |
726 |
my $rec = $isis->fetch_rec( $mfn, $filter_coderef); |
87 |
dpavlin |
6 |
|
88 |
dpavlin |
285 |
=cut |
89 |
dpavlin |
6 |
|
90 |
dpavlin |
285 |
sub fetch_rec { |
91 |
|
|
my $self = shift; |
92 |
dpavlin |
6 |
|
93 |
dpavlin |
652 |
my ($mfn, $filter_coderef) = @_; |
94 |
dpavlin |
6 |
|
95 |
dpavlin |
652 |
my $rec = $self->{_isis_db}->to_hash({ |
96 |
dpavlin |
623 |
mfn => $mfn, |
97 |
|
|
include_subfields => 1, |
98 |
dpavlin |
625 |
hash_filter => $filter_coderef, |
99 |
|
|
# hash_filter => sub { |
100 |
|
|
# my ($l,$f) = @_; |
101 |
|
|
# warn "## in hash_filter ($l,$f)\n"; |
102 |
|
|
# my $o = $filter_coderef->($l,$f) if ($filter_coderef); |
103 |
|
|
# warn "## out hash_filter = $o\n"; |
104 |
|
|
# return $o; |
105 |
|
|
# }, |
106 |
dpavlin |
623 |
}); |
107 |
dpavlin |
6 |
|
108 |
dpavlin |
285 |
return $rec; |
109 |
dpavlin |
6 |
} |
110 |
|
|
|
111 |
dpavlin |
652 |
=head2 dump_rec |
112 |
|
|
|
113 |
|
|
Return dump of record ID C<$mfn> from database |
114 |
|
|
|
115 |
dpavlin |
726 |
my $rec = $isis->dump_rec( $db, $mfn ); |
116 |
dpavlin |
652 |
|
117 |
|
|
=cut |
118 |
|
|
|
119 |
|
|
sub dump_rec { |
120 |
|
|
my $self = shift; |
121 |
|
|
|
122 |
|
|
my $mfn = shift; |
123 |
|
|
|
124 |
|
|
return $self->{_isis_db}->to_ascii( $mfn ); |
125 |
|
|
} |
126 |
|
|
|
127 |
dpavlin |
726 |
=head2 size |
128 |
|
|
|
129 |
|
|
Return number of records in database |
130 |
|
|
|
131 |
|
|
my $size = $isis->size; |
132 |
|
|
|
133 |
|
|
=cut |
134 |
|
|
|
135 |
|
|
sub size { |
136 |
|
|
my $self = shift; |
137 |
|
|
return $self->{_isis_db}->count; |
138 |
|
|
} |
139 |
|
|
|
140 |
dpavlin |
6 |
=head1 AUTHOR |
141 |
|
|
|
142 |
|
|
Dobrica Pavlinusic, C<< <dpavlin@rot13.org> >> |
143 |
|
|
|
144 |
|
|
=head1 COPYRIGHT & LICENSE |
145 |
|
|
|
146 |
|
|
Copyright 2005 Dobrica Pavlinusic, All Rights Reserved. |
147 |
|
|
|
148 |
|
|
This program is free software; you can redistribute it and/or modify it |
149 |
|
|
under the same terms as Perl itself. |
150 |
|
|
|
151 |
|
|
=cut |
152 |
|
|
|
153 |
|
|
1; # End of WebPAC::Input::ISIS |