| 1 | ###########################################################################
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| 2 | #
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| 3 | # basebuilder.pm -- base class for collection builders
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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 | package basebuilder;
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| 27 |
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| 28 | use strict;
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| 29 | no strict 'refs'; # allow filehandles to be variables and viceversa
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| 30 |
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| 31 | use arcinfo;
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| 32 | use classify;
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| 33 | use cfgread;
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| 34 | use colcfg;
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| 35 | use dbutil;
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| 36 | use oaiinfo;
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| 37 | use plugin;
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| 38 | use util;
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| 39 | use FileUtils;
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| 40 |
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| 41 |
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| 42 | BEGIN {
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| 43 | # set autoflush on for STDERR and STDOUT so that mgpp
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| 44 | # doesn't get out of sync with plugins
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| 45 | STDOUT->autoflush(1);
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| 46 | STDERR->autoflush(1);
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| 47 | }
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| 48 |
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| 49 | END {
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| 50 | STDOUT->autoflush(0);
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| 51 | STDERR->autoflush(0);
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| 52 | }
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| 53 |
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| 54 | our $maxdocsize = 12000;
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| 55 |
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| 56 | # used to signify "gs2"(default) or "gs3"
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| 57 | our $gs_mode = "gs2";
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| 58 |
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| 59 | sub new {
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| 60 | my ($class, $site, $collection, $source_dir, $build_dir, $verbosity,
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| 61 | $maxdocs, $debug, $keepold, $incremental, $incremental_mode,
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| 62 | $remove_empty_classifications,
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| 63 | $outhandle, $no_text, $failhandle, $gli) = @_;
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| 64 |
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| 65 | $outhandle = *STDERR unless defined $outhandle;
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| 66 | $no_text = 0 unless defined $no_text;
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| 67 | $failhandle = *STDERR unless defined $failhandle;
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| 68 |
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| 69 | # create a builder object
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| 70 | my $self = bless {'site'=>$site, # will be undef for Greenstone 2
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| 71 | 'collection'=>$collection,
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| 72 | 'source_dir'=>$source_dir,
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| 73 | 'build_dir'=>$build_dir,
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| 74 | 'verbosity'=>$verbosity,
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| 75 | 'maxdocs'=>$maxdocs,
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| 76 | 'debug'=>$debug,
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| 77 | 'keepold'=>$keepold,
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| 78 | 'incremental'=>$incremental,
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| 79 | 'incremental_mode'=>$incremental_mode,
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| 80 | 'remove_empty_classifications'=>$remove_empty_classifications,
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| 81 | 'outhandle'=>$outhandle,
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| 82 | 'no_text'=>$no_text,
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| 83 | 'failhandle'=>$failhandle,
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| 84 | 'notbuilt'=>{}, # indexes not built
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| 85 | 'gli'=>$gli
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| 86 | }, $class;
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| 87 |
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| 88 | $self->{'gli'} = 0 unless defined $self->{'gli'};
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| 89 |
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| 90 | # Read in the collection configuration file.
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| 91 | if ((defined $site) && ($site ne "")) { # GS3
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| 92 | $gs_mode = "gs3";
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| 93 | }
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| 94 |
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| 95 | my $colcfgname = &colcfg::get_collect_cfg_name($outhandle, $gs_mode);
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| 96 | $self->{'colcfgname'} = $colcfgname;
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| 97 | $self->{'collect_cfg'} = &colcfg::read_collection_cfg ($colcfgname, $gs_mode);
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| 98 |
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| 99 | if ($gs_mode eq "gs3") {
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| 100 | # read it in again to save the original form for later writing out
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| 101 | # of buildConfig.xml
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| 102 | # we use this preserve object because $self->{'collect_cfg'}->{'classify'} somewhat gets modified during the calling of &classify::load_classifiers.
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| 103 | $self->{'collect_cfg_preserve'} = &colcfg::read_collection_cfg ($colcfgname, $gs_mode);
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| 104 | }
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| 105 |
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| 106 | # get the database type for this collection from the collect.cfg file (may be undefined)
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| 107 | $self->{'infodbtype'} = $self->{'collect_cfg'}->{'infodbtype'} || &dbutil::get_default_infodb_type();
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| 108 |
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| 109 |
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| 110 | # load up any dontdb fields
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| 111 | $self->{'dontdb'} = {};
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| 112 | if (defined ($self->{'collect_cfg'}->{'dontgdbm'})) {
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| 113 | foreach my $dg (@{$self->{'collect_cfg'}->{'dontgdbm'}}) {
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| 114 | $self->{'dontdb'}->{$dg} = 1;
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| 115 | }
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| 116 | }
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| 117 |
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| 118 | $self->{'maxnumeric'} = 4;
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| 119 | return $self;
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| 120 | }
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| 121 |
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| 122 | # stuff has been moved here from new, so we can use subclass methods
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| 123 | sub init {
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| 124 | my $self = shift(@_);
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| 125 |
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| 126 | my $outhandle = $self->{'outhandle'};
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| 127 | my $failhandle = $self->{'failhandle'};
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| 128 |
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| 129 | $self->generate_index_list();
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| 130 | my $indexes = $self->{'collect_cfg'}->{'indexes'};
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| 131 | if (defined $indexes) {
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| 132 | # sort out subcollection indexes
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| 133 | if (defined $self->{'collect_cfg'}->{'indexsubcollections'}) {
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| 134 | $self->{'collect_cfg'}->{'indexes'} = [];
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| 135 | foreach my $subcollection (@{$self->{'collect_cfg'}->{'indexsubcollections'}}) {
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| 136 | foreach my $index (@$indexes) {
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| 137 | push (@{$self->{'collect_cfg'}->{'indexes'}}, "$index:$subcollection");
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| 138 | }
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| 139 | }
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| 140 | }
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| 141 |
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| 142 | # sort out language subindexes
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| 143 | if (defined $self->{'collect_cfg'}->{'languages'}) {
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| 144 | $indexes = $self->{'collect_cfg'}->{'indexes'};
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| 145 | $self->{'collect_cfg'}->{'indexes'} = [];
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| 146 | foreach my $language (@{$self->{'collect_cfg'}->{'languages'}}) {
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| 147 | foreach my $index (@$indexes) {
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| 148 | if (defined ($self->{'collect_cfg'}->{'indexsubcollections'})) {
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| 149 | push (@{$self->{'collect_cfg'}->{'indexes'}}, "$index:$language");
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| 150 | }
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| 151 | else { # add in an empty subcollection field
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| 152 | push (@{$self->{'collect_cfg'}->{'indexes'}}, "$index\:\:$language");
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| 153 | }
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| 154 | }
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| 155 | }
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| 156 | }
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| 157 | }
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| 158 |
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| 159 | if (defined($self->{'collect_cfg'}->{'indexes'})) {
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| 160 | # make sure that the same index isn't specified more than once
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| 161 | my %tmphash = ();
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| 162 | my @tmparray = @{$self->{'collect_cfg'}->{'indexes'}};
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| 163 | $self->{'collect_cfg'}->{'indexes'} = [];
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| 164 | foreach my $i (@tmparray) {
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| 165 | if (!defined ($tmphash{$i})) {
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| 166 | push (@{$self->{'collect_cfg'}->{'indexes'}}, $i);
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| 167 | $tmphash{$i} = 1;
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| 168 | }
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| 169 | }
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| 170 | } else {
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| 171 | $self->{'collect_cfg'}->{'indexes'} = [];
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| 172 | }
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| 173 |
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| 174 |
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| 175 | # Prepare to work with the <collection>/etc/oai-inf.<db> that keeps track
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| 176 | # of the OAI identifiers with their time stamps and deleted status.
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| 177 | #
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| 178 | # At this stage of working with the oai info db, we don't care whether we have a
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| 179 | # manifest or are otherwise incremental, or whether we're doing removeold (full rebuild).
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| 180 | # Because we've already dealt with that during the import stage. From here on, we pretend
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| 181 | # we're incremental, since the oai info db should just do what archiveinfo contains.
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| 182 | # This is because "building is always incremental" where oai info db is concerned.
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| 183 |
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| 184 | my $archivedir = $self->{'source_dir'};
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| 185 | my $oai_info = new oaiinfo($self->{'colcfgname'}, $self->{'collect_cfg'}->{'infodbtype'}, $self->{'verbosity'});
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| 186 | $oai_info->building_stage_before_indexing($archivedir);
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| 187 |
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| 188 |
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| 189 | # check incremental against whether builder can cope or not.
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| 190 | if ($self->{'incremental'} && !$self->is_incremental_capable()) {
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| 191 | print $outhandle "WARNING: The indexer used is not capable of incremental building. Reverting to -removeold\n";
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| 192 | $self->{'keepold'} = 0;
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| 193 | $self->{'incremental'} = 0;
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| 194 | $self->{'incremental_mode'} = "none";
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| 195 |
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| 196 | }
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| 197 |
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| 198 | # gs_version for plugins
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| 199 | my $gs_version = "2";
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| 200 | if ($gs_mode eq "gs3") {
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| 201 | $gs_version = "3";
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| 202 | }
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| 203 | # get the list of plugins for this collection
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| 204 | my $plugins = [];
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| 205 | if (defined $self->{'collect_cfg'}->{'plugin'}) {
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| 206 | $plugins = $self->{'collect_cfg'}->{'plugin'};
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| 207 | }
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| 208 |
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| 209 | # load all the plugins
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| 210 |
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| 211 | #build up the extra global options for the plugins
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| 212 | my @global_opts = ();
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| 213 | if (defined $self->{'collect_cfg'}->{'separate_cjk'} && $self->{'collect_cfg'}->{'separate_cjk'} =~ /^true$/i) {
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| 214 | push @global_opts, "-separate_cjk";
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| 215 | }
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| 216 | $self->{'pluginfo'} = &plugin::load_plugins ($plugins, $self->{'verbosity'}, $outhandle, $failhandle, \@global_opts, $self->{'incremental_mode'}, $gs_version);
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| 217 |
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| 218 | if (scalar(@{$self->{'pluginfo'}}) == 0) {
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| 219 | print $outhandle "No plugins were loaded.\n";
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| 220 | die "\n";
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| 221 | }
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| 222 |
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| 223 | # get the list of classifiers for this collection
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| 224 | my $classifiers = [];
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| 225 | if (defined $self->{'collect_cfg'}->{'classify'}) {
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| 226 | $classifiers = $self->{'collect_cfg'}->{'classify'};
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| 227 | }
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| 228 |
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| 229 | # load all the classifiers
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| 230 | $self->{'classifiers'} = &classify::load_classifiers ($classifiers, $self->{'build_dir'}, $outhandle);
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| 231 |
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| 232 | # load up the document processor for building
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| 233 | # if a buildproc class has been created for this collection, use it
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| 234 | # otherwise, use the default buildproc for the builder we are initialising
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| 235 | my $buildprocdir = undef;
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| 236 | my $buildproctype;
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| 237 |
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| 238 | my $collection = $self->{'collection'};
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| 239 | if (-e "$ENV{'GSDLCOLLECTDIR'}/custom/${collection}/perllib/custombuildproc.pm") {
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| 240 | $buildprocdir = "$ENV{'GSDLCOLLECTDIR'}/custom/${collection}/perllib";
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| 241 | $buildproctype = "custombuildproc";
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| 242 | } elsif (-e "$ENV{'GSDLCOLLECTDIR'}/perllib/custombuildproc.pm") {
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| 243 | $buildprocdir = "$ENV{'GSDLCOLLECTDIR'}/perllib";
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| 244 | $buildproctype = "custombuildproc";
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| 245 | } elsif (-e "$ENV{'GSDLCOLLECTDIR'}/perllib/${collection}buildproc.pm") {
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| 246 | $buildprocdir = "$ENV{'GSDLCOLLECTDIR'}/perllib";
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| 247 | $buildproctype = "${collection}buildproc";
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| 248 | } else {
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| 249 | $buildproctype = $self->default_buildproc();
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| 250 | }
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| 251 | if (defined $buildprocdir) {
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| 252 | require "$buildprocdir/$buildproctype.pm";
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| 253 | }
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| 254 | else {
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| 255 | require "$buildproctype.pm";
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| 256 | }
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| 257 |
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| 258 | eval("\$self->{'buildproc'} = new $buildproctype(\$self->{'collection'}, " .
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| 259 | "\$self->{'source_dir'}, \$self->{'build_dir'}, \$self->{'keepold'}, \$self->{'verbosity'}, \$self->{'outhandle'})");
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| 260 | die "$@" if $@;
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| 261 |
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| 262 | # We call set_infodbtype() now so the buildproc knows the infodbtype for all phases of the build
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| 263 | $self->{'buildproc'}->set_infodbtype($self->{'infodbtype'});
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| 264 |
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| 265 | $self->generate_index_options();
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| 266 |
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| 267 | if (!$self->{'debug'} && !$self->{'keepold'}) {
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| 268 | # remove any old builds
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| 269 | &FileUtils::removeFilesRecursive($self->{'build_dir'});
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| 270 | &FileUtils::makeAllDirectories($self->{'build_dir'});
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| 271 |
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| 272 | # make the text directory
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| 273 | my $textdir = "$self->{'build_dir'}/text";
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| 274 | &FileUtils::makeAllDirectories($textdir);
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| 275 | }
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| 276 |
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| 277 | if ($self->{'incremental'}) {
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| 278 | # some classes may need to do some additional initialisation
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| 279 | $self->init_for_incremental_build();
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| 280 | }
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| 281 |
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| 282 | }
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| 283 |
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| 284 | sub is_incremental_capable
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| 285 | {
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| 286 | # By default we return 'no' as the answer
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| 287 | # Safer to assume non-incremental to start with, and then override in
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| 288 | # inherited classes that are.
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| 289 |
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| 290 | return 0;
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| 291 | }
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| 292 |
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| 293 | # implement this in subclass if want to do additional initialisation for an
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| 294 | # incremental build
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| 295 | sub init_for_incremental_build {
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| 296 | my $self = shift (@_);
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| 297 | }
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| 298 |
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| 299 | sub deinit {
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| 300 | my $self = shift (@_);
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| 301 |
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| 302 | &plugin::deinit($self->{'pluginfo'},$self->{'buildproc'});
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| 303 | }
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| 304 |
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| 305 | sub generate_index_options {
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| 306 | my $self = shift (@_);
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| 307 |
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| 308 | my $separate_cjk = 0;
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| 309 |
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| 310 | my $indexoptions = $self->{'collect_cfg'}->{'indexoptions'};
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| 311 | if (defined($indexoptions)) {
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| 312 |
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| 313 | foreach my $option (@$indexoptions) {
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| 314 | if ($option =~ /separate_cjk/) {
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| 315 | $separate_cjk = 1;
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| 316 | }
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| 317 | }
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| 318 | }
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| 319 | # set this for building
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| 320 | $self->{'buildproc'}->set_separate_cjk($separate_cjk);
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| 321 | # record it for build.cfg
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| 322 | $self->{'separate_cjk'} = $separate_cjk;
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| 323 | }
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| 324 |
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| 325 | sub set_sections_index_document_metadata {
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| 326 | my $self = shift (@_);
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| 327 | my ($index) = @_;
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| 328 |
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| 329 | $self->{'buildproc'}->set_sections_index_document_metadata($index);
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| 330 | }
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| 331 |
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| 332 | sub set_maxnumeric {
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| 333 | my $self = shift (@_);
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| 334 | my ($maxnumeric) = @_;
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| 335 |
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| 336 | $self->{'maxnumeric'} = $maxnumeric;
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| 337 | }
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| 338 | sub set_strip_html {
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| 339 | my $self = shift (@_);
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| 340 | my ($strip) = @_;
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| 341 |
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| 342 | $self->{'strip_html'} = $strip;
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| 343 | $self->{'buildproc'}->set_strip_html($strip);
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| 344 | }
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| 345 |
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| 346 | sub set_store_metadata_coverage {
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| 347 | my $self = shift (@_);
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| 348 | my ($store_metadata_coverage) = @_;
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| 349 |
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| 350 | $self->{'buildproc'}->set_store_metadata_coverage($store_metadata_coverage);
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| 351 | }
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| 352 |
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| 353 | sub compress_text {
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| 354 | my $self = shift (@_);
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| 355 | my ($textindex) = @_;
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| 356 |
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| 357 | print STDERR "compress_text() should be implemented in subclass!!";
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| 358 | return;
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| 359 | }
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| 360 |
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| 361 |
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| 362 | sub build_indexes {
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| 363 | my $self = shift (@_);
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| 364 | my ($indexname) = @_;
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| 365 | my $outhandle = $self->{'outhandle'};
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| 366 |
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| 367 | $self->pre_build_indexes();
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| 368 |
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| 369 | my $indexes = [];
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| 370 | if (defined $indexname && $indexname =~ /\w/) {
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| 371 | push @$indexes, $indexname;
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| 372 | } else {
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| 373 | $indexes = $self->{'collect_cfg'}->{'indexes'};
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| 374 | }
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| 375 |
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| 376 | # create the mapping between the index descriptions
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| 377 | # and their directory names (includes subcolls and langs)
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| 378 | $self->{'index_mapping'} = $self->create_index_mapping ($indexes);
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| 379 |
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| 380 | # build each of the indexes
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| 381 | foreach my $index (@$indexes) {
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| 382 | if ($self->want_built($index)) {
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| 383 | print $outhandle "\n*** building index $index in subdirectory " .
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| 384 | "$self->{'index_mapping'}->{$index}\n" if ($self->{'verbosity'} >= 1);
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| 385 | print STDERR "<Stage name='Index' source='$index'>\n" if $self->{'gli'};
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| 386 | $self->build_index($index);
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| 387 | } else {
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| 388 | print $outhandle "\n*** ignoring index $index\n" if ($self->{'verbosity'} >= 1);
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| 389 | }
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| 390 | }
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| 391 |
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| 392 | $self->post_build_indexes();
|
|---|
| 393 |
|
|---|
| 394 | }
|
|---|
| 395 |
|
|---|
| 396 | # implement this in subclass if want to do extra stuff at before building
|
|---|
| 397 | # all the indexes
|
|---|
| 398 | sub pre_build_indexes {
|
|---|
| 399 | my $self = shift(@_);
|
|---|
| 400 | my ($indexname) = @_; # optional parameter
|
|---|
| 401 | }
|
|---|
| 402 |
|
|---|
| 403 | # implement this in subclass if want to do extra stuff at the end of building
|
|---|
| 404 | # all the indexes
|
|---|
| 405 | sub post_build_indexes {
|
|---|
| 406 | my $self = shift(@_);
|
|---|
| 407 | }
|
|---|
| 408 |
|
|---|
| 409 | sub build_index {
|
|---|
| 410 | my $self = shift (@_);
|
|---|
| 411 | my ($index) = @_;
|
|---|
| 412 |
|
|---|
| 413 | print STDERR "build_index should be implemented in subclass\n";
|
|---|
| 414 | return;
|
|---|
| 415 | }
|
|---|
| 416 |
|
|---|
| 417 | # By default, builders do support make_infodatabase()
|
|---|
| 418 | sub supports_make_infodatabase {
|
|---|
| 419 | return 1;
|
|---|
| 420 | }
|
|---|
| 421 |
|
|---|
| 422 |
|
|---|
| 423 | sub make_infodatabase {
|
|---|
| 424 | my $self = shift (@_);
|
|---|
| 425 | my $outhandle = $self->{'outhandle'};
|
|---|
| 426 |
|
|---|
| 427 | print STDERR "BuildDir: $self->{'build_dir'}\n";
|
|---|
| 428 |
|
|---|
| 429 | my $textdir = &FileUtils::filenameConcatenate($self->{'build_dir'}, "text");
|
|---|
| 430 | my $assocdir = &FileUtils::filenameConcatenate($self->{'build_dir'}, "assoc");
|
|---|
| 431 | &FileUtils::makeAllDirectories ($textdir);
|
|---|
| 432 | &FileUtils::makeAllDirectories ($assocdir);
|
|---|
| 433 |
|
|---|
| 434 | # Get info database file path
|
|---|
| 435 | my $infodb_type = $self->{'infodbtype'};
|
|---|
| 436 | my $infodb_file_path = &dbutil::get_infodb_file_path($infodb_type, $self->{'collection'}, $textdir);
|
|---|
| 437 |
|
|---|
| 438 | print $outhandle "\n*** creating the info database and processing associated files\n"
|
|---|
| 439 | if ($self->{'verbosity'} >= 1);
|
|---|
| 440 | print STDERR "<Stage name='CreateInfoData'>\n" if $self->{'gli'};
|
|---|
| 441 |
|
|---|
| 442 | # init all the classifiers
|
|---|
| 443 | &classify::init_classifiers ($self->{'classifiers'});
|
|---|
| 444 |
|
|---|
| 445 | my $reconstructed_docs = undef;
|
|---|
| 446 | my $database_recs = undef;
|
|---|
| 447 |
|
|---|
| 448 | if ($self->{'incremental'}) {
|
|---|
| 449 | $database_recs = {};
|
|---|
| 450 |
|
|---|
| 451 | &dbutil::read_infodb_file($infodb_type, $infodb_file_path, $database_recs);
|
|---|
| 452 | }
|
|---|
| 453 |
|
|---|
| 454 |
|
|---|
| 455 | # Important (for memory usage reasons) that we obtain the filehandle
|
|---|
| 456 | # here for writing out to the database, rather than after
|
|---|
| 457 | # $reconstructed_docs has been set up (assuming -incremental is on)
|
|---|
| 458 | #
|
|---|
| 459 | # This is because when we open a pipe to txt2db [using open()]
|
|---|
| 460 | # this triggers a fork() followed by exec(). $reconstructed_docs
|
|---|
| 461 | # can get very large, and so if we did the open() after this, it means
|
|---|
| 462 | # the fork creates a clone of the *large* process image which (admittedly)
|
|---|
| 463 | # is then quickly replaced in the execve() with the much smaller image for
|
|---|
| 464 | # 'txt2db'. The trouble is, in that seismic second caused by
|
|---|
| 465 | # the fork(), the system really does need to have all that memory available
|
|---|
| 466 | # even though it isn't ultimately used. The result is an out of memory
|
|---|
| 467 | # error.
|
|---|
| 468 |
|
|---|
| 469 | my ($infodb_handle);
|
|---|
| 470 | if ($self->{'debug'}) {
|
|---|
| 471 | $infodb_handle = *STDOUT;
|
|---|
| 472 | }
|
|---|
| 473 | else {
|
|---|
| 474 | $infodb_handle = &dbutil::open_infodb_write_handle($infodb_type, $infodb_file_path);
|
|---|
| 475 | if (!defined($infodb_handle))
|
|---|
| 476 | {
|
|---|
| 477 | print STDERR "<FatalError name='NoRunText2DB'/>\n</Stage>\n" if $self->{'gli'};
|
|---|
| 478 | die "builder::make_infodatabase - couldn't open infodb write handle\n";
|
|---|
| 479 | }
|
|---|
| 480 | }
|
|---|
| 481 |
|
|---|
| 482 | if ($self->{'incremental'}) {
|
|---|
| 483 | # reconstruct doc_obj metadata from database for all docs
|
|---|
| 484 | $reconstructed_docs
|
|---|
| 485 | = &classify::reconstruct_doc_objs_metadata($infodb_type,
|
|---|
| 486 | $infodb_file_path,
|
|---|
| 487 | $database_recs);
|
|---|
| 488 | }
|
|---|
| 489 |
|
|---|
| 490 | # set up the document processor
|
|---|
| 491 |
|
|---|
| 492 | $self->{'buildproc'}->set_output_handle ($infodb_handle);
|
|---|
| 493 | $self->{'buildproc'}->set_mode ('infodb');
|
|---|
| 494 | $self->{'buildproc'}->set_assocdir ($assocdir);
|
|---|
| 495 | $self->{'buildproc'}->set_dontdb ($self->{'dontdb'});
|
|---|
| 496 | $self->{'buildproc'}->set_classifiers ($self->{'classifiers'});
|
|---|
| 497 | $self->{'buildproc'}->set_indexing_text (0);
|
|---|
| 498 | $self->{'buildproc'}->set_store_text(1);
|
|---|
| 499 |
|
|---|
| 500 | # make_infodatabase needs full reset even for incremental build
|
|---|
| 501 | # as incremental works by reconstructing all docs from the database and
|
|---|
| 502 | # then adding in the new ones
|
|---|
| 503 | $self->{'buildproc'}->zero_reset();
|
|---|
| 504 |
|
|---|
| 505 | $self->{'buildproc'}->{'mdprefix_fields'} = {};
|
|---|
| 506 |
|
|---|
| 507 | &plugin::read ($self->{'pluginfo'}, $self->{'source_dir'},
|
|---|
| 508 | "", {}, {}, $self->{'buildproc'}, $self->{'maxdocs'},0, $self->{'gli'});
|
|---|
| 509 |
|
|---|
| 510 | if ($self->{'incremental'}) {
|
|---|
| 511 | # create flat classify structure, ready for new docs to be added
|
|---|
| 512 | foreach my $doc_obj ( @$reconstructed_docs ) {
|
|---|
| 513 | if (! defined $self->{'buildproc'}->{'dont_process_reconstructed'}->{$doc_obj->get_OID()}) {
|
|---|
| 514 | print $outhandle " Adding reconstructed ", $doc_obj->get_OID(), " into classify structures\n";
|
|---|
| 515 | $self->{'buildproc'}->process($doc_obj,undef);
|
|---|
| 516 | }
|
|---|
| 517 | }
|
|---|
| 518 | }
|
|---|
| 519 | # this has changed to only output collection meta if its
|
|---|
| 520 | # not in the config file
|
|---|
| 521 | $self->output_collection_meta($infodb_handle);
|
|---|
| 522 |
|
|---|
| 523 | # output classification information
|
|---|
| 524 | &classify::output_classify_info ($self->{'classifiers'}, $infodb_type, $infodb_handle,
|
|---|
| 525 | $self->{'remove_empty_classifications'},
|
|---|
| 526 | $self->{'gli'});
|
|---|
| 527 |
|
|---|
| 528 | # Output classifier reverse lookup, used in incremental deletion
|
|---|
| 529 | ####&classify::print_reverse_lookup($infodb_handle);
|
|---|
| 530 |
|
|---|
| 531 | # output doclist
|
|---|
| 532 | my @doc_list = $self->{'buildproc'}->get_doc_list();
|
|---|
| 533 | my $browselist_infodb = { 'hastxt' => [ "0" ],
|
|---|
| 534 | 'childtype' => [ "VList" ],
|
|---|
| 535 | 'numleafdocs' => [ scalar(@doc_list) ],
|
|---|
| 536 | 'thistype' => [ "Invisible" ],
|
|---|
| 537 | 'contains' => [ join(";", @doc_list) ] };
|
|---|
| 538 | &dbutil::write_infodb_entry($infodb_type, $infodb_handle, "browselist", $browselist_infodb);
|
|---|
| 539 |
|
|---|
| 540 | &dbutil::close_infodb_write_handle($infodb_type, $infodb_handle) if !$self->{'debug'};
|
|---|
| 541 |
|
|---|
| 542 | if ($infodb_type eq "gdbm-txtgz") {
|
|---|
| 543 | my $gdb_infodb_file_path = &dbutil::get_infodb_file_path("gdbm", $self->{'collection'}, $textdir);
|
|---|
| 544 | if (-e $gdb_infodb_file_path) {
|
|---|
| 545 | &FileUtils::removeFiles($gdb_infodb_file_path);
|
|---|
| 546 | }
|
|---|
| 547 | }
|
|---|
| 548 | print STDERR "</Stage>\n" if $self->{'gli'};
|
|---|
| 549 | }
|
|---|
| 550 |
|
|---|
| 551 | sub make_auxiliary_files {
|
|---|
| 552 | my $self = shift (@_);
|
|---|
| 553 | my ($index);
|
|---|
| 554 | my $build_cfg = {};
|
|---|
| 555 | # subclasses may have already defined stuff in here
|
|---|
| 556 | if (defined $self->{'build_cfg'}) {
|
|---|
| 557 | $build_cfg = $self->{'build_cfg'};
|
|---|
| 558 | }
|
|---|
| 559 |
|
|---|
| 560 | my $outhandle = $self->{'outhandle'};
|
|---|
| 561 |
|
|---|
| 562 | print $outhandle "\n*** creating auxiliary files \n" if ($self->{'verbosity'} >= 1);
|
|---|
| 563 | print STDERR "<Stage name='CreatingAuxilary'>\n" if $self->{'gli'};
|
|---|
| 564 |
|
|---|
| 565 | # get the text directory
|
|---|
| 566 | &FileUtils::makeAllDirectories ($self->{'build_dir'});
|
|---|
| 567 |
|
|---|
| 568 | # store the build date
|
|---|
| 569 | $build_cfg->{'builddate'} = time;
|
|---|
| 570 | $build_cfg->{'buildtype'} = $self->{'buildtype'};
|
|---|
| 571 | $build_cfg->{'indexstem'} = &util::get_dirsep_tail($self->{'collection'});
|
|---|
| 572 | $build_cfg->{'stemindexes'} = $self->{'stemindexes'};
|
|---|
| 573 | if ($self->{'separate_cjk'}) {
|
|---|
| 574 | $build_cfg->{'separate_cjk'} = "true";
|
|---|
| 575 | }
|
|---|
| 576 |
|
|---|
| 577 | # store the number of documents and number of bytes
|
|---|
| 578 | $build_cfg->{'numdocs'} = $self->{'buildproc'}->get_num_docs();
|
|---|
| 579 | $build_cfg->{'numsections'} = $self->{'buildproc'}->get_num_sections();
|
|---|
| 580 | $build_cfg->{'numbytes'} = $self->{'buildproc'}->get_num_bytes();
|
|---|
| 581 |
|
|---|
| 582 | # store the mapping between the index names and the directory names
|
|---|
| 583 | # the index map is used to determine what indexes there are, so any that are not built should not be put into the map.
|
|---|
| 584 | my @indexmap = ();
|
|---|
| 585 | foreach my $index (@{$self->{'index_mapping'}->{'indexmaporder'}}) {
|
|---|
| 586 | if (not defined ($self->{'notbuilt'}->{$index})) {
|
|---|
| 587 | push (@indexmap, "$index\-\>$self->{'index_mapping'}->{'indexmap'}->{$index}");
|
|---|
| 588 | }
|
|---|
| 589 | }
|
|---|
| 590 |
|
|---|
| 591 | # store the number of indexes built to later determine whether search serviceracks get written out to buildConfig.xml
|
|---|
| 592 | $build_cfg->{'num_indexes'} = scalar (@indexmap);
|
|---|
| 593 |
|
|---|
| 594 | $build_cfg->{'indexmap'} = \@indexmap if scalar (@indexmap);
|
|---|
| 595 |
|
|---|
| 596 | my @subcollectionmap = ();
|
|---|
| 597 | foreach my $subcollection (@{$self->{'index_mapping'}->{'subcollectionmaporder'}}) {
|
|---|
| 598 | push (@subcollectionmap, "$subcollection\-\>" .
|
|---|
| 599 | $self->{'index_mapping'}->{'subcollectionmap'}->{$subcollection});
|
|---|
| 600 | }
|
|---|
| 601 | $build_cfg->{'subcollectionmap'} = \@subcollectionmap if scalar (@subcollectionmap);
|
|---|
| 602 |
|
|---|
| 603 | my @languagemap = ();
|
|---|
| 604 | foreach my $language (@{$self->{'index_mapping'}->{'languagemaporder'}}) {
|
|---|
| 605 | push (@languagemap, "$language\-\>" .
|
|---|
| 606 | $self->{'index_mapping'}->{'languagemap'}->{$language});
|
|---|
| 607 | }
|
|---|
| 608 | $build_cfg->{'languagemap'} = \@languagemap if scalar (@languagemap);
|
|---|
| 609 |
|
|---|
| 610 | my @notbuilt = ();
|
|---|
| 611 | foreach my $nb (keys %{$self->{'notbuilt'}}) {
|
|---|
| 612 | push (@notbuilt, $nb);
|
|---|
| 613 | }
|
|---|
| 614 | $build_cfg->{'notbuilt'} = \@notbuilt if scalar (@notbuilt);
|
|---|
| 615 |
|
|---|
| 616 | $build_cfg->{'maxnumeric'} = $self->{'maxnumeric'};
|
|---|
| 617 |
|
|---|
| 618 | $build_cfg->{'infodbtype'} = $self->{'infodbtype'};
|
|---|
| 619 |
|
|---|
| 620 | # write out the earliestDatestamp information needed for OAI
|
|---|
| 621 | my $archivedir = &FileUtils::filenameConcatenate($ENV{'GSDLCOLLECTDIR'}, "archives");
|
|---|
| 622 | if(!-d $archivedir) {
|
|---|
| 623 | $archivedir = &FileUtils::filenameConcatenate($ENV{'GSDLCOLLECTDIR'}, "export");
|
|---|
| 624 | }
|
|---|
| 625 | my $earliestDatestampFile = &FileUtils::filenameConcatenate($archivedir, "earliestDatestamp");
|
|---|
| 626 | my $earliestDatestamp = 0;
|
|---|
| 627 | if (open(FIN,"<$earliestDatestampFile")) {
|
|---|
| 628 | {
|
|---|
| 629 | # slurp in file as a single line
|
|---|
| 630 | local $/ = undef;
|
|---|
| 631 | $earliestDatestamp = <FIN>;
|
|---|
| 632 | #&unicode::ensure_utf8(\$earliestDatestamp); # turn any high bytes that aren't valid utf-8 into utf-8.
|
|---|
| 633 | }
|
|---|
| 634 | close(FIN);
|
|---|
| 635 | }
|
|---|
| 636 | else {
|
|---|
| 637 | print $outhandle "Warning: unable to read collection's earliestDatestamp from $earliestDatestampFile.\n";
|
|---|
| 638 | print $outhandle "Setting value to 0.\n";
|
|---|
| 639 | }
|
|---|
| 640 | $build_cfg->{'earliestdatestamp'} = $earliestDatestamp;
|
|---|
| 641 |
|
|---|
| 642 | $self->build_cfg_extra($build_cfg);
|
|---|
| 643 |
|
|---|
| 644 | if ($gs_mode eq "gs2") {
|
|---|
| 645 | &colcfg::write_build_cfg(&FileUtils::filenameConcatenate($self->{'build_dir'},"build.cfg"), $build_cfg);
|
|---|
| 646 | }
|
|---|
| 647 | if ($gs_mode eq "gs3") {
|
|---|
| 648 |
|
|---|
| 649 | &colcfg::write_build_cfg_xml(&FileUtils::filenameConcatenate($self->{'build_dir'}, "buildConfig.xml"), $build_cfg, $self->{'collect_cfg_preserve'});
|
|---|
| 650 | }
|
|---|
| 651 |
|
|---|
| 652 | print STDERR "</Stage>\n" if $self->{'gli'};
|
|---|
| 653 | }
|
|---|
| 654 |
|
|---|
| 655 | # implement this in subclass if want to add extra stuff to build.cfg
|
|---|
| 656 | sub build_cfg_extra {
|
|---|
| 657 | my $self = shift(@_);
|
|---|
| 658 | my ($build_cfg) = @_;
|
|---|
| 659 |
|
|---|
| 660 | }
|
|---|
| 661 |
|
|---|
| 662 |
|
|---|
| 663 | sub collect_specific {
|
|---|
| 664 | my $self = shift (@_);
|
|---|
| 665 | }
|
|---|
| 666 |
|
|---|
| 667 | sub want_built {
|
|---|
| 668 | my $self = shift (@_);
|
|---|
| 669 | my ($index) = @_;
|
|---|
| 670 |
|
|---|
| 671 | if (defined ($self->{'collect_cfg'}->{'dontbuild'})) {
|
|---|
| 672 | foreach my $checkstr (@{$self->{'collect_cfg'}->{'dontbuild'}}) {
|
|---|
| 673 | if ($index =~ /^$checkstr$/) {
|
|---|
| 674 | $self->{'notbuilt'}->{$index} = 1;
|
|---|
| 675 | return 0;
|
|---|
| 676 | }
|
|---|
| 677 | }
|
|---|
| 678 | }
|
|---|
| 679 |
|
|---|
| 680 | return 1;
|
|---|
| 681 | }
|
|---|
| 682 |
|
|---|
| 683 | sub create_index_mapping {
|
|---|
| 684 | my $self = shift (@_);
|
|---|
| 685 | my ($indexes) = @_;
|
|---|
| 686 |
|
|---|
| 687 | print STDERR "create_index_mapping should be implemented in subclass\n";
|
|---|
| 688 | my %mapping = ();
|
|---|
| 689 | return \%mapping;
|
|---|
| 690 | }
|
|---|
| 691 |
|
|---|
| 692 | # returns a processed version of a field.
|
|---|
| 693 | # if the field has only one component the processed
|
|---|
| 694 | # version will contain the first character and next consonant
|
|---|
| 695 | # of that componant - otherwise it will contain the first
|
|---|
| 696 | # character of the first two components
|
|---|
| 697 | # only uses letdig (\w) characters now
|
|---|
| 698 | sub process_field {
|
|---|
| 699 | my $self = shift (@_);
|
|---|
| 700 | my ($field) = @_;
|
|---|
| 701 |
|
|---|
| 702 | return "" unless (defined ($field) && $field =~ /\S/);
|
|---|
| 703 |
|
|---|
| 704 | my ($a, $b);
|
|---|
| 705 | my @components = split /,/, $field;
|
|---|
| 706 | if (scalar @components >= 2) {
|
|---|
| 707 | # pick the first letdig from the first two field names
|
|---|
| 708 | ($a) = $components[0] =~ /^[^\w]*(\w)/;
|
|---|
| 709 | ($b) = $components[1] =~ /^[^\w]*(\w)/;
|
|---|
| 710 | } else {
|
|---|
| 711 | # pick the first two letdig chars
|
|---|
| 712 | ($a, $b) = $field =~ /^[^\w]*(\w)[^\w]*?(\w)/i;
|
|---|
| 713 | }
|
|---|
| 714 | # there may not have been any letdigs...
|
|---|
| 715 | $a = 'a' unless defined $a;
|
|---|
| 716 | $b = '0' unless defined $b;
|
|---|
| 717 |
|
|---|
| 718 | my $newfield = "$a$b";
|
|---|
| 719 | if ($newfield =~ /^\d\d$/) {
|
|---|
| 720 | # digits only - Greenstone runtime doesn't like this.
|
|---|
| 721 | $newfield = "a$a";
|
|---|
| 722 | }
|
|---|
| 723 | return $newfield;
|
|---|
| 724 |
|
|---|
| 725 | }
|
|---|
| 726 |
|
|---|
| 727 | sub get_next_version {
|
|---|
| 728 | my $self = shift (@_);
|
|---|
| 729 | my ($nameref) = @_;
|
|---|
| 730 | my $num=0;
|
|---|
| 731 | if ($$nameref =~ /(\d\d)$/) {
|
|---|
| 732 | $num = $1; $num ++;
|
|---|
| 733 | $$nameref =~ s/\d\d$/$num/;
|
|---|
| 734 | } elsif ($$nameref =~ /(\d)$/) {
|
|---|
| 735 | $num = $1;
|
|---|
| 736 | if ($num == 9) {$$nameref =~ s/\d$/10/;}
|
|---|
| 737 | else {$num ++; $$nameref =~ s/\d$/$num/;}
|
|---|
| 738 | } else {
|
|---|
| 739 | $$nameref =~ s/.$/0/;
|
|---|
| 740 | }
|
|---|
| 741 | }
|
|---|
| 742 |
|
|---|
| 743 |
|
|---|
| 744 |
|
|---|
| 745 | sub get_collection_meta_sets
|
|---|
| 746 | {
|
|---|
| 747 | my $self = shift(@_);
|
|---|
| 748 | my $collection_infodb = shift(@_);
|
|---|
| 749 |
|
|---|
| 750 | my $mdprefix_fields = $self->{'buildproc'}->{'mdprefix_fields'};
|
|---|
| 751 | foreach my $prefix (keys %$mdprefix_fields)
|
|---|
| 752 | {
|
|---|
| 753 | push(@{$collection_infodb->{"metadataset"}}, $prefix);
|
|---|
| 754 |
|
|---|
| 755 | foreach my $field (keys %{$mdprefix_fields->{$prefix}})
|
|---|
| 756 | {
|
|---|
| 757 | push(@{$collection_infodb->{"metadatalist-$prefix"}}, $field);
|
|---|
| 758 |
|
|---|
| 759 | my $val = $mdprefix_fields->{$prefix}->{$field};
|
|---|
| 760 | push(@{$collection_infodb->{"metadatafreq-$prefix-$field"}}, $val);
|
|---|
| 761 | }
|
|---|
| 762 | }
|
|---|
| 763 | }
|
|---|
| 764 |
|
|---|
| 765 |
|
|---|
| 766 | # default is to output the metadata sets (prefixes) used in collection
|
|---|
| 767 | sub output_collection_meta
|
|---|
| 768 | {
|
|---|
| 769 | my $self = shift(@_);
|
|---|
| 770 | my $infodb_handle = shift(@_);
|
|---|
| 771 |
|
|---|
| 772 | my %collection_infodb = ();
|
|---|
| 773 | $self->get_collection_meta_sets(\%collection_infodb);
|
|---|
| 774 | &dbutil::write_infodb_entry($self->{'infodbtype'}, $infodb_handle, "collection", \%collection_infodb);
|
|---|
| 775 | }
|
|---|
| 776 |
|
|---|
| 777 | # sometimes we need to read in an existing build.cfg - for example,
|
|---|
| 778 | # if doing each stage of building separately, or when doing incremental
|
|---|
| 779 | # building
|
|---|
| 780 | sub read_build_cfg {
|
|---|
| 781 | my $self = shift(@_);
|
|---|
| 782 |
|
|---|
| 783 | my $buildconfigfilename;
|
|---|
| 784 |
|
|---|
| 785 | if ($gs_mode eq "gs2") {
|
|---|
| 786 | $buildconfigfilename = "build.cfg";
|
|---|
| 787 | } else {
|
|---|
| 788 | $buildconfigfilename = "buildConfig.xml";
|
|---|
| 789 | }
|
|---|
| 790 |
|
|---|
| 791 | my $buildconfigfile = &FileUtils::filenameConcatenate($self->{'build_dir'}, $buildconfigfilename);
|
|---|
| 792 |
|
|---|
| 793 | if (!-e $buildconfigfile) {
|
|---|
| 794 | # try the index dir - but do we know where it is?? try here
|
|---|
| 795 | $buildconfigfile = &FileUtils::filenameConcatenate($ENV{'GSDLCOLLECTDIR'}, "index", $buildconfigfilename);
|
|---|
| 796 | if (!-e $buildconfigfile) {
|
|---|
| 797 | #we cant find a config file - just ignore the field list
|
|---|
| 798 | return undef;
|
|---|
| 799 | }
|
|---|
| 800 | }
|
|---|
| 801 | return &colcfg::read_building_cfg( $buildconfigfile, $gs_mode);
|
|---|
| 802 |
|
|---|
| 803 | }
|
|---|
| 804 |
|
|---|
| 805 | sub print_stats {
|
|---|
| 806 | my $self = shift (@_);
|
|---|
| 807 |
|
|---|
| 808 | my $outhandle = $self->{'outhandle'};
|
|---|
| 809 | my $indexing_text = $self->{'buildproc'}->get_indexing_text();
|
|---|
| 810 | my $index = $self->{'buildproc'}->get_index();
|
|---|
| 811 | my $num_bytes = $self->{'buildproc'}->get_num_bytes();
|
|---|
| 812 | my $num_processed_bytes = $self->{'buildproc'}->get_num_processed_bytes();
|
|---|
| 813 |
|
|---|
| 814 | if ($indexing_text) {
|
|---|
| 815 | print $outhandle "Stats (Creating index $index)\n";
|
|---|
| 816 | } else {
|
|---|
| 817 | print $outhandle "Stats (Compressing text from $index)\n";
|
|---|
| 818 | }
|
|---|
| 819 | print $outhandle "Total bytes in collection: $num_bytes\n";
|
|---|
| 820 | print $outhandle "Total bytes in $index: $num_processed_bytes\n";
|
|---|
| 821 |
|
|---|
| 822 | if ($num_processed_bytes < 50 && ($indexing_text || !$self->{'no_text'})) {
|
|---|
| 823 |
|
|---|
| 824 | if ($self->{'incremental'}) {
|
|---|
| 825 | if ($num_processed_bytes == 0) {
|
|---|
| 826 | if ($indexing_text) {
|
|---|
| 827 | print $outhandle "No additional text was added to $index\n";
|
|---|
| 828 | } elsif (!$self->{'no_text'}) {
|
|---|
| 829 | print $outhandle "No additional text was compressed\n";
|
|---|
| 830 | }
|
|---|
| 831 | }
|
|---|
| 832 | }
|
|---|
| 833 | else {
|
|---|
| 834 | print $outhandle "***************\n";
|
|---|
| 835 | if ($indexing_text) {
|
|---|
| 836 | print $outhandle "WARNING: There is very little or no text to process for $index\n";
|
|---|
| 837 | } elsif (!$self->{'no_text'}) {
|
|---|
| 838 | print $outhandle "WARNING: There is very little or no text to compress\n";
|
|---|
| 839 | }
|
|---|
| 840 | print $outhandle " Was this your intention?\n";
|
|---|
| 841 | print $outhandle "***************\n";
|
|---|
| 842 | }
|
|---|
| 843 |
|
|---|
| 844 | }
|
|---|
| 845 |
|
|---|
| 846 | }
|
|---|
| 847 |
|
|---|
| 848 |
|
|---|
| 849 | 1;
|
|---|
| 850 |
|
|---|
