[24951] | 1 | ###########################################################################
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| 2 | #
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[29819] | 3 | # extrametautil.pm -- various useful utilities
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[24951] | 4 | # A component of the Greenstone digital library software
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| 5 | # from the New Zealand Digital Library Project at the
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| 6 | # University of Waikato, New Zealand.
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| 7 | #
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| 8 | # Copyright (C) 1999 New Zealand Digital Library Project
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| 9 | #
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| 10 | # This program is free software; you can redistribute it and/or modify
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| 11 | # it under the terms of the GNU General Public License as published by
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| 12 | # the Free Software Foundation; either version 2 of the License, or
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| 13 | # (at your option) any later version.
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| 14 | #
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| 15 | # This program is distributed in the hope that it will be useful,
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| 16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | # GNU General Public License for more details.
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| 19 | #
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| 20 | # You should have received a copy of the GNU General Public License
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| 21 | # along with this program; if not, write to the Free Software
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| 22 | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 23 | #
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| 24 | ###########################################################################
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| 25 |
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| 26 | package extrametautil;
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| 27 |
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| 28 | use strict;
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| 29 |
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| 30 | use util;
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| 31 | #use Encode;
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| 32 | #use File::Copy;
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| 33 | use File::Basename;
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| 34 |
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| 35 |
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| 36 | #******************* ADD: add extrametakey, add extrametadata *********************#
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| 37 | sub addmetakey {
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| 38 | my ($extrametakeys, $filename_re_for_metadata) = @_;
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| 39 | push(@$extrametakeys, $filename_re_for_metadata);
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| 40 | }
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| 41 |
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| 42 | # Unused. Added for symmetry
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| 43 | sub addmetadata {
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| 44 | my ($extrametadata, $filename_re_for_metadata, $value) = @_;
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| 45 | my $metanames = $extrametadata->{$filename_re_for_metadata};
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| 46 | push(@$metanames, $value);
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| 47 | }
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| 48 |
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| 49 | # Unused. Added for symmetry
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| 50 | sub addmetafile {
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| 51 | my ($extrametafile, $filename_re_for_metadata, $file) = @_;
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| 52 | my $metafiles = $extrametafile->{$filename_re_for_metadata};
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| 53 | push(@$metafiles, $file);
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| 54 | }
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| 55 |
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| 56 | sub addmetadata_for_named_metaname { # e.g. push(@{$extrametadata->{$filename_re_for_metadata}->{$field_name}}, $value);
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| 57 | my ($extrametadata, $filename_re_for_metadata, $field_name, $value) = @_;
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| 58 | my $metaname_vals = $extrametadata->{$filename_re_for_metadata}->{$field_name};
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| 59 | push(@$metaname_vals, $value);
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| 60 | }
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| 61 |
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| 62 | # Unused. Added for symmetry
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| 63 | sub addmetafile_for_named_file {
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| 64 | my ($extrametafile, $filename_re_for_metadata, $file, $filename_full_path) = @_;
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| 65 | my $metafile_vals = $extrametafile->{$filename_re_for_metadata}->{$file};
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| 66 | push(@$metafile_vals, $filename_full_path);
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| 67 | }
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| 68 |
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| 69 |
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| 70 | #**************** In future, may be useful to expand this utility file
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| 71 | #**************** by having remove methods to mirror the add methods
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| 72 |
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| 73 |
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| 74 | #******************* GET methods
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| 75 | sub getmetadata {
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| 76 | my ($extrametadata, $filename_re_for_metadata) = @_;
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| 77 | return $extrametadata->{$filename_re_for_metadata};
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| 78 | }
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| 79 |
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| 80 | sub getmetafile {
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| 81 | my ($extrametafile, $filename_re_for_metadata) = @_;
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| 82 | return $extrametafile->{$filename_re_for_metadata};
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| 83 | }
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| 84 |
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| 85 | sub getmetadata_for_named_metaname {
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| 86 | my ($extrametadata, $filename_re_for_metadata, $field_name) = @_;
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| 87 | return $extrametadata->{$filename_re_for_metadata}->{$field_name}; # e.g. $extrametadata->{$filename_re_for_metadata}->{$field_name}
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| 88 | }
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| 89 |
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| 90 | # Unused. Added for symmetry
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| 91 | sub getmetadata_for_named_file {
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| 92 | my ($extrametafile, $filename_re_for_metadata, $file) = @_;
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| 93 | return $extrametafile->{$filename_re_for_metadata}->{$file};
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| 94 | }
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| 95 |
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| 96 | sub getmetadata_for_named_pos {
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| 97 | my ($extrametadata, $filename_re_for_metadata, $metaname, $index) = @_;
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| 98 | return $extrametadata->{$filename_re_for_metadata}->{$metaname}->[$index]; # e.g. $extrametadata->{$filename_re_for_metadata}->{"dc.Identifier"}->[0]
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| 99 | }
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| 100 |
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| 101 |
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| 102 | #******************* SET methods
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| 103 | sub setmetadata {
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| 104 | my ($extrametadata, $filename_re_for_metadata, $value) = @_;
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| 105 | $extrametadata->{$filename_re_for_metadata} = $value;
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| 106 | }
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| 107 |
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| 108 | sub setmetafile { # e.g. $extrametafile{$filename_re_for_metadata} = $file;
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| 109 | my ($extrametafile, $filename_re_for_metadata, $file) = @_;
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| 110 | $extrametafile->{$filename_re_for_metadata} = $file;
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| 111 | }
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| 112 |
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| 113 | sub setmetadata_for_named_metaname {
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| 114 | my ($extrametadata, $filename_re_for_metadata, $field_name, $value) = @_;
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| 115 | $extrametadata->{$filename_re_for_metadata}->{$field_name} = $value;
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| 116 | }
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| 117 |
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| 118 | sub setmetafile_for_named_file {
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| 119 | my ($extrametafile, $filename_re_for_metadata, $file, $filename_full_path) = @_;
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| 120 | $extrametafile->{$filename_re_for_metadata}->{$file} = $filename_full_path;
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| 121 | }
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| 122 |
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| 123 | # Unused. Added for symmetry
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| 124 | sub setmetadata_for_named_pos {
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| 125 | my ($extrametadata, $filename_re_for_metadata, $metaname, $index, $value) = @_;
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| 126 | $extrametadata->{$filename_re_for_metadata}->{$metaname}->[$index] = $value;
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| 127 | }
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| 128 |
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| 129 |
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[29819] | 130 | 1;
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