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 classify;
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32 | use cfgread;
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33 | use colcfg;
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34 | use dbutil;
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35 | use plugin;
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36 | use util;
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37 |
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38 |
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39 | BEGIN {
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40 | # set autoflush on for STDERR and STDOUT so that mgpp
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41 | # doesn't get out of sync with plugins
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42 | STDOUT->autoflush(1);
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43 | STDERR->autoflush(1);
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44 | }
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45 |
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46 | END {
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47 | STDOUT->autoflush(0);
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48 | STDERR->autoflush(0);
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49 | }
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50 |
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51 | our $maxdocsize = 12000;
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52 |
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53 | # used to signify "gs2"(default) or "gs3"
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54 | my $gs_mode = "gs2";
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55 |
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56 | sub new {
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57 | my ($class, $collection, $source_dir, $build_dir, $verbosity,
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58 | $maxdocs, $debug, $keepold, $incremental,
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59 | $remove_empty_classifications,
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60 | $outhandle, $no_text, $failhandle, $gli, $disable_OAI) = @_;
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61 |
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62 | $outhandle = *STDERR unless defined $outhandle;
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63 | $no_text = 0 unless defined $no_text;
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64 | $failhandle = *STDERR unless defined $failhandle;
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65 |
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66 | # create a builder object
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67 | my $self = bless {'collection'=>$collection,
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68 | 'source_dir'=>$source_dir,
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69 | 'build_dir'=>$build_dir,
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70 | 'verbosity'=>$verbosity,
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71 | 'maxdocs'=>$maxdocs,
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72 | 'debug'=>$debug,
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73 | 'keepold'=>$keepold,
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74 | 'incremental'=>$incremental,
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75 | 'remove_empty_classifications'=>$remove_empty_classifications,
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76 | 'outhandle'=>$outhandle,
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77 | 'no_text'=>$no_text,
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78 | 'failhandle'=>$failhandle,
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79 | 'notbuilt'=>{}, # indexes not built
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80 | 'gli'=>$gli,
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81 | 'disable_OAI'=>$disable_OAI
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82 | }, $class;
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83 |
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84 | $self->{'gli'} = 0 unless defined $self->{'gli'};
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85 |
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86 | # disable_OIA applies to greenstone 3 only and is only passed to &colcfg::write_build_cfg_xml (then cfgread4gs3::write_cfg_file) when writing the buildConfig.xml
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87 | $self->{'disable_OAI'} = 0 unless defined $self->{'disable_OAI'};
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88 |
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89 | # Read in the collection configuration file.
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90 | my ($colcfgname);
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91 | ($colcfgname, $gs_mode) = &colcfg::get_collect_cfg_name($outhandle);
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92 | if ($gs_mode eq "gs2") {
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93 | $self->{'collect_cfg'} = &colcfg::read_collect_cfg ($colcfgname);
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94 | } elsif ($gs_mode eq "gs3") {
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95 | $self->{'collect_cfg'} = &colcfg::read_collection_cfg_xml ($colcfgname);
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96 |
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97 | #this $self->{'collect_cfg_preserve'} is used for gs3 only and to be passed to &colcfg::write_build_cfg_xml in sub make_auxilary_files later in this basebuilder.pm, we use this preserve object because $self->{'collect_cfg'}->{'classify'} somewhat gets modified during the calling of &classify::load_classifiers.
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98 | $self->{'collect_cfg_preserve'} = &colcfg::read_collection_cfg_xml ($colcfgname);
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99 | }
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100 |
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101 | # get the database type for this collection from the collect.cfg file (may be undefined)
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102 | $self->{'infodbtype'} = $self->{'collect_cfg'}->{'infodbtype'} || &dbutil::get_default_infodb_type();
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103 |
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104 | # get the list of plugins for this collection
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105 | my $plugins = [];
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106 | if (defined $self->{'collect_cfg'}->{'plugin'}) {
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107 | $plugins = $self->{'collect_cfg'}->{'plugin'};
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108 | }
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109 |
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110 | # load all the plugins
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111 |
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112 | #build up the extra global options for the plugins
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113 | my @global_opts = ();
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114 | if (defined $self->{'collect_cfg'}->{'separate_cjk'} && $self->{'collect_cfg'}->{'separate_cjk'} =~ /^true$/i) {
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115 | push @global_opts, "-separate_cjk";
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116 | }
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117 | $self->{'pluginfo'} = &plugin::load_plugins ($plugins, $verbosity, $outhandle, $failhandle, \@global_opts, $keepold);
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118 |
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119 | if (scalar(@{$self->{'pluginfo'}}) == 0) {
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120 | print $outhandle "No plugins were loaded.\n";
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121 | die "\n";
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122 | }
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123 |
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124 | # get the list of classifiers for this collection
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125 | my $classifiers = [];
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126 | if (defined $self->{'collect_cfg'}->{'classify'}) {
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127 | $classifiers = $self->{'collect_cfg'}->{'classify'};
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128 | }
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129 |
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130 | # load all the classifiers
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131 | $self->{'classifiers'} = &classify::load_classifiers ($classifiers, $build_dir, $outhandle);
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132 |
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133 | # load up any dontdb fields
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134 | $self->{'dontdb'} = {};
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135 | if (defined ($self->{'collect_cfg'}->{'dontgdbm'})) {
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136 | foreach my $dg (@{$self->{'collect_cfg'}->{'dontgdbm'}}) {
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137 | $self->{'dontdb'}->{$dg} = 1;
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138 | }
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139 | }
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140 |
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141 | $self->{'maxnumeric'} = 4;
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142 | return $self;
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143 | }
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144 |
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145 | # stuff has been moved here from new, so we can use subclass methods
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146 | sub init {
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147 | my $self = shift(@_);
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148 |
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149 | $self->generate_index_list();
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150 |
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151 | # sort out subcollection indexes
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152 | if (defined $self->{'collect_cfg'}->{'indexsubcollections'}) {
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153 | my $indexes = $self->{'collect_cfg'}->{'indexes'};
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154 | $self->{'collect_cfg'}->{'indexes'} = [];
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155 | foreach my $subcollection (@{$self->{'collect_cfg'}->{'indexsubcollections'}}) {
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156 | foreach my $index (@$indexes) {
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157 | push (@{$self->{'collect_cfg'}->{'indexes'}}, "$index:$subcollection");
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158 | }
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159 | }
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160 | }
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161 |
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162 | # sort out language subindexes
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163 | if (defined $self->{'collect_cfg'}->{'languages'}) {
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164 | my $indexes = $self->{'collect_cfg'}->{'indexes'};
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165 | $self->{'collect_cfg'}->{'indexes'} = [];
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166 | foreach my $language (@{$self->{'collect_cfg'}->{'languages'}}) {
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167 | foreach my $index (@$indexes) {
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168 | if (defined ($self->{'collect_cfg'}->{'indexsubcollections'})) {
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169 | push (@{$self->{'collect_cfg'}->{'indexes'}}, "$index:$language");
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170 | }
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171 | else { # add in an empty subcollection field
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172 | push (@{$self->{'collect_cfg'}->{'indexes'}}, "$index\:\:$language");
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173 | }
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174 | }
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175 | }
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176 | }
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177 |
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178 | if (defined($self->{'collect_cfg'}->{'indexes'})) {
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179 | # make sure that the same index isn't specified more than once
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180 | my %tmphash = ();
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181 | my @tmparray = @{$self->{'collect_cfg'}->{'indexes'}};
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182 | $self->{'collect_cfg'}->{'indexes'} = [];
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183 | foreach my $i (@tmparray) {
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184 | if (!defined ($tmphash{$i})) {
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185 | push (@{$self->{'collect_cfg'}->{'indexes'}}, $i);
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186 | $tmphash{$i} = 1;
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187 | }
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188 | }
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189 | } else {
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190 | $self->{'collect_cfg'}->{'indexes'} = [];
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191 | }
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192 |
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193 | # load up the document processor for building
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194 | # if a buildproc class has been created for this collection, use it
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195 | # otherwise, use the mg buildproc
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196 | my ($buildprocdir, $buildproctype);
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197 | my $collection = $self->{'collection'};
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198 | if (-e "$ENV{'GSDLCOLLECTDIR'}/custom/${collection}/perllib/custombuildproc.pm") {
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199 | $buildprocdir = "$ENV{'GSDLCOLLECTDIR'}/custom/${collection}/perllib";
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200 | $buildproctype = "custombuildproc";
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201 | } elsif (-e "$ENV{'GSDLCOLLECTDIR'}/perllib/custombuildproc.pm") {
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202 | $buildprocdir = "$ENV{'GSDLCOLLECTDIR'}/perllib";
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203 | $buildproctype = "custombuildproc";
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204 | } elsif (-e "$ENV{'GSDLCOLLECTDIR'}/perllib/${collection}buildproc.pm") {
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205 | $buildprocdir = "$ENV{'GSDLCOLLECTDIR'}/perllib";
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206 | $buildproctype = "${collection}buildproc";
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207 | } else {
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208 | $buildprocdir = "$ENV{'GSDLHOME'}/perllib";
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209 | $buildproctype = $self->default_buildproc();
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210 | }
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211 | require "$buildprocdir/$buildproctype.pm";
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212 |
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213 | eval("\$self->{'buildproc'} = new $buildproctype(\$self->{'collection'}, " .
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214 | "\$self->{'source_dir'}, \$self->{'build_dir'}, \$self->{'keepold'}, \$self->{'verbosity'}, \$self->{'outhandle'})");
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215 | die "$@" if $@;
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216 |
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217 |
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218 | $self->generate_index_options();
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219 |
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220 | if (!$self->{'debug'} && !$self->{'keepold'}) {
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221 | # remove any old builds
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222 | &util::rm_r($self->{'build_dir'});
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223 | &util::mk_all_dir($self->{'build_dir'});
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224 |
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225 | # make the text directory
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226 | my $textdir = "$self->{'build_dir'}/text";
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227 | &util::mk_all_dir($textdir);
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228 | }
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229 |
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230 | }
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231 |
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232 | sub deinit {
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233 | my $self = shift (@_);
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234 |
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235 | &plugin::deinit($self->{'pluginfo'},$self->{'buildproc'});
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236 | }
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237 |
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238 | sub generate_index_options {
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239 | my $self = shift (@_);
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240 |
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241 | my $separate_cjk = 0;
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242 |
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243 | if (defined($self->{'collect_cfg'}->{'indexoptions'})) {
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244 | foreach my $option (@{$self->{'collect_cfg'}->{'indexoptions'}}) {
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245 | if ($option =~ /separate_cjk/) {
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246 | $separate_cjk = 1;
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247 | }
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248 | }
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249 | }
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250 | # set this for building
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251 | $self->{'buildproc'}->set_separate_cjk($separate_cjk);
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252 | # record it for build.cfg
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253 | $self->{'separate_cjk'} = $separate_cjk;
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254 | }
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255 |
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256 | sub set_sections_index_document_metadata {
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257 | my $self = shift (@_);
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258 | my ($index) = @_;
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259 |
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260 | $self->{'buildproc'}->set_sections_index_document_metadata($index);
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261 | }
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262 |
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263 | sub set_maxnumeric {
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264 | my $self = shift (@_);
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265 | my ($maxnumeric) = @_;
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266 |
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267 | $self->{'maxnumeric'} = $maxnumeric;
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268 | }
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269 | sub set_strip_html {
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270 | my $self = shift (@_);
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271 | my ($strip) = @_;
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272 |
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273 | $self->{'strip_html'} = $strip;
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274 | $self->{'buildproc'}->set_strip_html($strip);
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275 | }
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276 |
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277 | sub compress_text {
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278 | my $self = shift (@_);
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279 | my ($textindex) = @_;
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280 |
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281 | print STDERR "compress_text() should be implemented in subclass!!";
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282 | return;
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283 | }
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284 |
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285 |
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286 | sub build_indexes {
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287 | my $self = shift (@_);
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288 | my ($indexname) = @_;
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289 | my $outhandle = $self->{'outhandle'};
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290 |
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291 | my $indexes = [];
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292 | if (defined $indexname && $indexname =~ /\w/) {
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293 | push @$indexes, $indexname;
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294 | } else {
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295 | $indexes = $self->{'collect_cfg'}->{'indexes'};
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296 | }
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297 |
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298 | # create the mapping between the index descriptions
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299 | # and their directory names (includes subcolls and langs)
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300 | $self->{'index_mapping'} = $self->create_index_mapping ($indexes);
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301 |
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302 | # build each of the indexes
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303 | foreach my $index (@$indexes) {
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304 | if ($self->want_built($index)) {
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305 | print $outhandle "\n*** building index $index in subdirectory " .
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306 | "$self->{'index_mapping'}->{$index}\n" if ($self->{'verbosity'} >= 1);
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307 | print STDERR "<Stage name='Index' source='$index'>\n" if $self->{'gli'};
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308 | $self->build_index($index);
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309 | } else {
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310 | print $outhandle "\n*** ignoring index $index\n" if ($self->{'verbosity'} >= 1);
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311 | }
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312 | }
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313 |
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314 | $self->build_indexes_extra();
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315 |
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316 | }
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317 |
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318 | sub build_indexes_extra {
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319 | my $self = shift(@_);
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320 |
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321 | }
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322 |
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323 | sub build_index {
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324 | my $self = shift (@_);
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325 | my ($index) = @_;
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326 |
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327 | print STDERR "build_index should be implemented in subclass\n";
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328 | return;
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329 | }
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330 |
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331 |
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332 |
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333 | sub make_infodatabase {
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334 | my $self = shift (@_);
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335 | my $outhandle = $self->{'outhandle'};
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336 |
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337 | print STDERR "BuildDir: $self->{'build_dir'}\n";
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338 |
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339 | my $textdir = &util::filename_cat($self->{'build_dir'}, "text");
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340 | my $assocdir = &util::filename_cat($self->{'build_dir'}, "assoc");
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341 | &util::mk_all_dir ($textdir);
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342 | &util::mk_all_dir ($assocdir);
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343 |
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344 | # Get info database file path
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345 | my $infodb_file_path = &dbutil::get_infodb_file_path($self->{'infodbtype'}, $self->{'collection'}, $textdir);
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346 |
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347 | print $outhandle "\n*** creating the info database and processing associated files\n"
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348 | if ($self->{'verbosity'} >= 1);
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349 | print STDERR "<Stage name='CreateInfoData'>\n" if $self->{'gli'};
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350 |
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351 | # init all the classifiers
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352 | &classify::init_classifiers ($self->{'classifiers'});
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353 |
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354 | my $reconstructed_docs = undef;
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355 | if ($self->{'keepold'}) {
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356 | # reconstruct doc_obj metadata from database for all docs
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357 | $reconstructed_docs = &classify::reconstruct_doc_objs_metadata($self->{'infodbtype'}, $infodb_file_path);
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358 | }
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359 |
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360 | # set up the document processor
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361 | my ($infodb_handle);
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362 | if ($self->{'debug'}) {
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363 | $infodb_handle = *STDOUT;
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364 | }
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365 | else {
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366 | $infodb_handle = &dbutil::open_infodb_write_handle($self->{'infodbtype'}, $infodb_file_path);
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367 | if (!defined($infodb_handle))
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368 | {
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369 | print STDERR "<FatalError name='NoRunText2DB'/>\n</Stage>\n" if $self->{'gli'};
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370 | die "builder::make_infodatabase - couldn't open infodb write handle\n";
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371 | }
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372 | }
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373 |
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374 | $self->{'buildproc'}->set_infodbtype ($self->{'infodbtype'});
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375 | $self->{'buildproc'}->set_output_handle ($infodb_handle);
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376 | $self->{'buildproc'}->set_mode ('infodb');
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377 | $self->{'buildproc'}->set_assocdir ($assocdir);
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378 | $self->{'buildproc'}->set_dontdb ($self->{'dontdb'});
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379 | $self->{'buildproc'}->set_classifiers ($self->{'classifiers'});
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380 | $self->{'buildproc'}->set_indexing_text (0);
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381 | $self->{'buildproc'}->set_store_text(1);
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382 | $self->{'buildproc'}->set_store_metadata_coverage ($self->{'collect_cfg'}->{'store_metadata_coverage'});
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383 |
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384 | # make_infodatabase needs full reset even for incremental build
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385 | # as incremental works by reconstructing all docs from the database and
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386 | # then adding in the new ones
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387 | $self->{'buildproc'}->zero_reset();
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388 |
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389 | $self->{'buildproc'}->{'mdprefix_fields'} = {};
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390 |
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391 | if ($self->{'keepold'}) {
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392 | # create flat classify structure, ready for new docs to be added
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393 | foreach my $doc_obj ( @$reconstructed_docs ) {
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394 | print $outhandle " Adding reconstructed ", $doc_obj->get_OID(), " into classify structures\n";
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395 | $self->{'buildproc'}->process($doc_obj,undef);
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396 | }
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397 | }
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398 |
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399 |
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400 | &plugin::read ($self->{'pluginfo'}, $self->{'source_dir'},
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401 | "", {}, {}, $self->{'buildproc'}, $self->{'maxdocs'},0, $self->{'gli'});
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402 |
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403 | # this has changed to only output collection meta if its
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404 | # not in the config file
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405 | $self->output_collection_meta($infodb_handle);
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406 |
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407 | # output classification information
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408 | &classify::output_classify_info ($self->{'classifiers'}, $self->{'infodbtype'}, $infodb_handle,
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409 | $self->{'remove_empty_classifications'},
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410 | $self->{'gli'});
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411 |
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412 | # Output classifier reverse lookup, used in incremental deletion
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413 | #&classify::print_reverse_lookup($infodb_handle);
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414 |
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415 | # output doclist
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416 | my @doc_list = $self->{'buildproc'}->get_doc_list();
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417 | my $browselist_infodb = { 'hastxt' => [ "0" ],
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418 | 'childtype' => [ "VList" ],
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419 | 'numleafdocs' => [ scalar(@doc_list) ],
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420 | 'thistype' => [ "Invisible" ],
|
---|
421 | 'contains' => [ join(";", @doc_list) ] };
|
---|
422 | &dbutil::write_infodb_entry($self->{'infodbtype'}, $infodb_handle, "browselist", $browselist_infodb);
|
---|
423 |
|
---|
424 | &dbutil::close_infodb_write_handle($self->{'infodbtype'}, $infodb_handle) if !$self->{'debug'};
|
---|
425 |
|
---|
426 | print STDERR "</Stage>\n" if $self->{'gli'};
|
---|
427 | }
|
---|
428 |
|
---|
429 | sub make_auxiliary_files {
|
---|
430 | my $self = shift (@_);
|
---|
431 | my ($index);
|
---|
432 | my $build_cfg = {};
|
---|
433 | # subclasses may have already defined stuff in here
|
---|
434 | if (defined $self->{'build_cfg'}) {
|
---|
435 | $build_cfg = $self->{'build_cfg'};
|
---|
436 | }
|
---|
437 |
|
---|
438 | my $outhandle = $self->{'outhandle'};
|
---|
439 |
|
---|
440 | print $outhandle "\n*** creating auxiliary files \n" if ($self->{'verbosity'} >= 1);
|
---|
441 | print STDERR "<Stage name='CreatingAuxilary'>\n" if $self->{'gli'};
|
---|
442 |
|
---|
443 | # get the text directory
|
---|
444 | &util::mk_all_dir ($self->{'build_dir'});
|
---|
445 |
|
---|
446 | # store the build date
|
---|
447 | $build_cfg->{'builddate'} = time;
|
---|
448 | $build_cfg->{'buildtype'} = $self->{'buildtype'};
|
---|
449 | $build_cfg->{'indexstem'} = &util::get_dirsep_tail($self->{'collection'});
|
---|
450 | $build_cfg->{'stemindexes'} = $self->{'stemindexes'};
|
---|
451 | if ($self->{'separate_cjk'}) {
|
---|
452 | $build_cfg->{'separate_cjk'} = "true";
|
---|
453 | }
|
---|
454 |
|
---|
455 | # store the number of documents and number of bytes
|
---|
456 | $build_cfg->{'numdocs'} = $self->{'buildproc'}->get_num_docs();
|
---|
457 | $build_cfg->{'numsections'} = $self->{'buildproc'}->get_num_sections();
|
---|
458 | $build_cfg->{'numbytes'} = $self->{'buildproc'}->get_num_bytes();
|
---|
459 |
|
---|
460 | # store the mapping between the index names and the directory names
|
---|
461 | # the index map is used to determine what indexes there are, so any that are not built should not be put into the map.
|
---|
462 | my @indexmap = ();
|
---|
463 | foreach my $index (@{$self->{'index_mapping'}->{'indexmaporder'}}) {
|
---|
464 | if (not defined ($self->{'notbuilt'}->{$index})) {
|
---|
465 | push (@indexmap, "$index\-\>$self->{'index_mapping'}->{'indexmap'}->{$index}");
|
---|
466 | }
|
---|
467 | }
|
---|
468 | $build_cfg->{'indexmap'} = \@indexmap if scalar (@indexmap);
|
---|
469 |
|
---|
470 | my @subcollectionmap = ();
|
---|
471 | foreach my $subcollection (@{$self->{'index_mapping'}->{'subcollectionmaporder'}}) {
|
---|
472 | push (@subcollectionmap, "$subcollection\-\>" .
|
---|
473 | $self->{'index_mapping'}->{'subcollectionmap'}->{$subcollection});
|
---|
474 | }
|
---|
475 | $build_cfg->{'subcollectionmap'} = \@subcollectionmap if scalar (@subcollectionmap);
|
---|
476 |
|
---|
477 | my @languagemap = ();
|
---|
478 | foreach my $language (@{$self->{'index_mapping'}->{'languagemaporder'}}) {
|
---|
479 | push (@languagemap, "$language\-\>" .
|
---|
480 | $self->{'index_mapping'}->{'languagemap'}->{$language});
|
---|
481 | }
|
---|
482 | $build_cfg->{'languagemap'} = \@languagemap if scalar (@languagemap);
|
---|
483 |
|
---|
484 | my @notbuilt = ();
|
---|
485 | foreach my $nb (keys %{$self->{'notbuilt'}}) {
|
---|
486 | push (@notbuilt, $nb);
|
---|
487 | }
|
---|
488 | $build_cfg->{'notbuilt'} = \@notbuilt if scalar (@notbuilt);
|
---|
489 |
|
---|
490 | $build_cfg->{'maxnumeric'} = $self->{'maxnumeric'};
|
---|
491 |
|
---|
492 | $build_cfg->{'infodbtype'} = $self->{'infodbtype'};
|
---|
493 |
|
---|
494 | $self->build_cfg_extra($build_cfg);
|
---|
495 |
|
---|
496 | if ($gs_mode eq "gs2") {
|
---|
497 | &colcfg::write_build_cfg("$self->{'build_dir'}/build.cfg", $build_cfg);
|
---|
498 | }
|
---|
499 | if ($gs_mode eq "gs3") {
|
---|
500 |
|
---|
501 | &colcfg::write_build_cfg_xml("$self->{'build_dir'}/buildConfig.xml", $build_cfg, $self->{'collect_cfg_preserve'}, $self->{'disable_OAI'});
|
---|
502 | }
|
---|
503 |
|
---|
504 | print STDERR "</Stage>\n" if $self->{'gli'};
|
---|
505 | }
|
---|
506 |
|
---|
507 | sub collect_specific {
|
---|
508 | my $self = shift (@_);
|
---|
509 | }
|
---|
510 |
|
---|
511 | sub want_built {
|
---|
512 | my $self = shift (@_);
|
---|
513 | my ($index) = @_;
|
---|
514 |
|
---|
515 | if (defined ($self->{'collect_cfg'}->{'dontbuild'})) {
|
---|
516 | foreach my $checkstr (@{$self->{'collect_cfg'}->{'dontbuild'}}) {
|
---|
517 | if ($index =~ /^$checkstr$/) {
|
---|
518 | $self->{'notbuilt'}->{$index} = 1;
|
---|
519 | return 0;
|
---|
520 | }
|
---|
521 | }
|
---|
522 | }
|
---|
523 |
|
---|
524 | return 1;
|
---|
525 | }
|
---|
526 |
|
---|
527 | sub create_index_mapping {
|
---|
528 | my $self = shift (@_);
|
---|
529 | my ($indexes) = @_;
|
---|
530 |
|
---|
531 | print STDERR "create_index_mapping should be implemented in subclass\n";
|
---|
532 | my %mapping = ();
|
---|
533 | return \%mapping;
|
---|
534 | }
|
---|
535 |
|
---|
536 | # returns a processed version of a field.
|
---|
537 | # if the field has only one component the processed
|
---|
538 | # version will contain the first character and next consonant
|
---|
539 | # of that componant - otherwise it will contain the first
|
---|
540 | # character of the first two components
|
---|
541 | # only uses letdig (\w) characters now
|
---|
542 | sub process_field {
|
---|
543 | my $self = shift (@_);
|
---|
544 | my ($field) = @_;
|
---|
545 |
|
---|
546 | return "" unless (defined ($field) && $field =~ /\S/);
|
---|
547 |
|
---|
548 | my ($a, $b);
|
---|
549 | my @components = split /,/, $field;
|
---|
550 | if (scalar @components >= 2) {
|
---|
551 | # pick the first letdig from the first two field names
|
---|
552 | ($a) = $components[0] =~ /^[^\w]*(\w)/;
|
---|
553 | ($b) = $components[1] =~ /^[^\w]*(\w)/;
|
---|
554 | } else {
|
---|
555 | # pick the first two letdig chars
|
---|
556 | ($a, $b) = $field =~ /^[^\w]*(\w)[^\w]*?(\w)/i;
|
---|
557 | }
|
---|
558 | # there may not have been any letdigs...
|
---|
559 | $a = 'a' unless defined $a;
|
---|
560 | $b = '0' unless defined $b;
|
---|
561 |
|
---|
562 | return "$a$b";
|
---|
563 |
|
---|
564 | }
|
---|
565 |
|
---|
566 | sub get_next_version {
|
---|
567 | my $self = shift (@_);
|
---|
568 | my ($nameref) = @_;
|
---|
569 | my $num=0;
|
---|
570 | if ($$nameref =~ /(\d\d)$/) {
|
---|
571 | $num = $1; $num ++;
|
---|
572 | $$nameref =~ s/\d\d$/$num/;
|
---|
573 | } elsif ($$nameref =~ /(\d)$/) {
|
---|
574 | $num = $1;
|
---|
575 | if ($num == 9) {$$nameref =~ s/\d$/10/;}
|
---|
576 | else {$num ++; $$nameref =~ s/\d$/$num/;}
|
---|
577 | } else {
|
---|
578 | $$nameref =~ s/.$/0/;
|
---|
579 | }
|
---|
580 | }
|
---|
581 |
|
---|
582 | # implement this in subclass if want to add extra stuff to build.cfg
|
---|
583 | sub build_cfg_extra {
|
---|
584 | my $self = shift(@_);
|
---|
585 | my ($build_cfg) = @_;
|
---|
586 |
|
---|
587 | }
|
---|
588 |
|
---|
589 |
|
---|
590 | sub get_collection_meta_sets
|
---|
591 | {
|
---|
592 | my $self = shift(@_);
|
---|
593 | my $collection_infodb = shift(@_);
|
---|
594 |
|
---|
595 | my $mdprefix_fields = $self->{'buildproc'}->{'mdprefix_fields'};
|
---|
596 | foreach my $prefix (keys %$mdprefix_fields)
|
---|
597 | {
|
---|
598 | push(@{$collection_infodb->{"metadataset"}}, $prefix);
|
---|
599 |
|
---|
600 | foreach my $field (keys %{$mdprefix_fields->{$prefix}})
|
---|
601 | {
|
---|
602 | push(@{$collection_infodb->{"metadatalist-$prefix"}}, $field);
|
---|
603 |
|
---|
604 | my $val = $mdprefix_fields->{$prefix}->{$field};
|
---|
605 | push(@{$collection_infodb->{"metadatafreq-$prefix-$field"}}, $val);
|
---|
606 | }
|
---|
607 | }
|
---|
608 | }
|
---|
609 |
|
---|
610 |
|
---|
611 | # default is to output the metadata sets (prefixes) used in collection
|
---|
612 | sub output_collection_meta
|
---|
613 | {
|
---|
614 | my $self = shift(@_);
|
---|
615 | my $infodb_handle = shift(@_);
|
---|
616 |
|
---|
617 | my %collection_infodb = ();
|
---|
618 | $self->get_collection_meta_sets(\%collection_infodb);
|
---|
619 | &dbutil::write_infodb_entry($self->{'infodbtype'}, $infodb_handle, "collection", \%collection_infodb);
|
---|
620 | }
|
---|
621 |
|
---|
622 |
|
---|
623 | sub print_stats {
|
---|
624 | my $self = shift (@_);
|
---|
625 |
|
---|
626 | my $outhandle = $self->{'outhandle'};
|
---|
627 | my $indexing_text = $self->{'buildproc'}->get_indexing_text();
|
---|
628 | my $index = $self->{'buildproc'}->get_index();
|
---|
629 | my $num_bytes = $self->{'buildproc'}->get_num_bytes();
|
---|
630 | my $num_processed_bytes = $self->{'buildproc'}->get_num_processed_bytes();
|
---|
631 |
|
---|
632 | if ($indexing_text) {
|
---|
633 | print $outhandle "Stats (Creating index $index)\n";
|
---|
634 | } else {
|
---|
635 | print $outhandle "Stats (Compressing text from $index)\n";
|
---|
636 | }
|
---|
637 | print $outhandle "Total bytes in collection: $num_bytes\n";
|
---|
638 | print $outhandle "Total bytes in $index: $num_processed_bytes\n";
|
---|
639 |
|
---|
640 | if ($num_processed_bytes < 50 && ($indexing_text || !$self->{'no_text'})) {
|
---|
641 |
|
---|
642 | if ($self->{'keepold'}) {
|
---|
643 | if ($num_processed_bytes == 0) {
|
---|
644 | if ($indexing_text) {
|
---|
645 | print $outhandle "No additional text was added to $index\n";
|
---|
646 | } elsif (!$self->{'no_text'}) {
|
---|
647 | print $outhandle "No additional text was compressed\n";
|
---|
648 | }
|
---|
649 | }
|
---|
650 | }
|
---|
651 | else {
|
---|
652 | print $outhandle "***************\n";
|
---|
653 | if ($indexing_text) {
|
---|
654 | print $outhandle "WARNING: There is very little or no text to process for $index\n";
|
---|
655 | } elsif (!$self->{'no_text'}) {
|
---|
656 | print $outhandle "WARNING: There is very little or no text to compress\n";
|
---|
657 | }
|
---|
658 | print $outhandle " Was this your intention?\n";
|
---|
659 | print $outhandle "***************\n";
|
---|
660 | }
|
---|
661 |
|
---|
662 | }
|
---|
663 |
|
---|
664 | }
|
---|
665 |
|
---|
666 |
|
---|
667 | 1;
|
---|
668 |
|
---|