1 | ##########################################################################
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2 | #
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3 | # audioDBBuildproc.pm --
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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 | # This document processor outputs a document for indexing (should be
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27 | # implemented by subclass) and storing in the database
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28 |
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29 | package audioDBBuildproc;
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30 |
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31 | use strict;
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32 | no strict 'refs'; # allow filehandles to be variables and viceversa
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33 |
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34 | use util;
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35 |
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36 | use extrabuildproc;
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37 |
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38 |
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39 | BEGIN {
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40 | @audioDBBuildproc::ISA = ('extrabuildproc');
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41 | }
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42 |
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43 | sub new()
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44 | {
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45 | my $class = shift @_;
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46 |
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47 | my $self = new extrabuildproc (@_);
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48 |
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49 | return bless $self, $class;
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50 | }
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51 |
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52 |
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53 | sub textedit {
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54 | my $self = shift (@_);
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55 | my ($doc_obj,$file,$mode) = @_;
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56 |
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57 | # Code written on the assumption that that audioDB does a replace
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58 | # operation when presented with a docid that already extis.
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59 | # => don't need to do anything special to distinguish between
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60 | # a mode of "add" and "update"
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61 |
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62 | my $outhandle = $self->{'outhandle'};
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63 |
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64 |
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65 | my $source_dir = $self->{'source_dir'}; # typically the archives dir
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66 | my $build_dir = $self->{'build_dir'};
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67 |
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68 | # full path to adb database
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69 | my $adb_filename
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70 | = &util::filename_cat($build_dir, "audioDB", "lsh-features.adb");
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71 |
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72 | # get doc id
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73 | my $doc_oid = $doc_obj->get_OID();
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74 |
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75 | # map to assoc dir
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76 | my $top_section = $doc_obj->get_top_section();
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77 | my $assoc_file
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78 | = $doc_obj->get_metadata_element ($top_section,"assocfilepath");
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79 | my $assoc_filename = &util::filename_cat($source_dir,$assoc_file);
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80 |
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81 | my $chr12_filename = &util::filename_cat($assoc_filename,"doc.chr12");
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82 | my $powerlog_filename = &util::filename_cat($assoc_filename,"doc.power");
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83 |
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84 | print $outhandle " Inserting features for $doc_oid\n";
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85 |
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86 | my $cmd = "audioDB -d \"$adb_filename\" -I -k \"$doc_oid\" -f \"$chr12_filename\" -w \"$powerlog_filename\"";
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87 |
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88 | my $status = system($cmd);
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89 | if ($status != 0) {
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90 | print STDERR "Error: failed to run:\n $cmd\n$!\n";
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91 | }
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92 | }
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93 |
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94 | sub text {
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95 | my $self = shift (@_);
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96 | my ($doc_obj,$file) = @_;
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97 |
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98 | $self->textedit($doc_obj,$file,"add");
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99 | }
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100 |
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101 | sub textreindex
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102 | {
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103 | my $self = shift @_;
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104 | my ($doc_obj,$file) = @_;
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105 |
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106 | $self->textedit($doc_obj,$file,"update");
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107 | }
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108 |
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109 | sub textdelete
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110 | {
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111 | my $self = shift @_;
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112 |
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113 | my ($doc_obj,$file) = @_;
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114 |
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115 | print STDERR "Warning: audioDB command-line does not currently support delete operation\n";
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116 |
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117 | # $self->textedit($doc_obj,$file,"delete");
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118 | }
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119 |
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120 | 1;
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