| 1 | ###########################################################################
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| 2 | #
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| 3 | # basebuildproc.pm --
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| 4 | # A component of the Greenstone digital library software
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| 5 | # from the New Zealand Digital Library Project at the
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| 6 | # University of Waikato, New Zealand.
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| 7 | #
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| 8 | # Copyright (C) 1999 New Zealand Digital Library Project
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| 9 | #
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| 10 | # This program is free software; you can redistribute it and/or modify
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| 11 | # it under the terms of the GNU General Public License as published by
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| 12 | # the Free Software Foundation; either version 2 of the License, or
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| 13 | # (at your option) any later version.
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| 14 | #
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| 15 | # This program is distributed in the hope that it will be useful,
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| 16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | # GNU General Public License for more details.
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| 19 | #
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| 20 | # You should have received a copy of the GNU General Public License
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| 21 | # along with this program; if not, write to the Free Software
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| 22 | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 23 | #
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| 24 | ###########################################################################
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| 25 |
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| 26 | # This document processor outputs a document for indexing (should be
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| 27 | # implemented by subclass) and storing in the database
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| 28 |
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| 29 | package basebuildproc;
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| 30 |
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| 31 | eval {require bytes};
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| 32 |
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| 33 | use classify;
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| 34 | use doc;
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| 35 | use docproc;
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| 36 | use strict; no strict 'subs';
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| 37 | use util;
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| 38 |
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| 39 | BEGIN {
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| 40 | @basebuildproc::ISA = ('docproc');
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| 41 | }
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| 42 |
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| 43 | sub new()
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| 44 | {
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| 45 | my ($class, $collection, $source_dir, $build_dir, $keepold, $verbosity, $outhandle) = @_;
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| 46 | my $self = new docproc ();
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| 47 |
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| 48 | # outhandle is where all the debugging info goes
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| 49 | # output_handle is where the output of the plugins is piped
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| 50 | # to (i.e. mg, database etc.)
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| 51 | $outhandle = STDERR unless defined $outhandle;
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| 52 |
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| 53 | $self->{'collection'} = $collection;
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| 54 | $self->{'source_dir'} = $source_dir;
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| 55 | $self->{'build_dir'} = $build_dir;
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| 56 | $self->{'keepold'} = $keepold;
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| 57 | $self->{'verbosity'} = $verbosity;
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| 58 | $self->{'outhandle'} = $outhandle;
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| 59 |
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| 60 | $self->{'classifiers'} = [];
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| 61 | $self->{'mode'} = "text";
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| 62 | $self->{'assocdir'} = $build_dir;
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| 63 | $self->{'dontdb'} = {};
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| 64 |
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| 65 | $self->{'index'} = "section:text";
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| 66 | $self->{'indexexparr'} = [];
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| 67 |
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| 68 | my $found_num_data = 0;
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| 69 | my $buildconfigfile = undef;
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| 70 |
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| 71 | if ($keepold) {
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| 72 | # For incremental building need to seed num_docs etc from values
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| 73 | # stored in build.cfg (if present)
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| 74 | print STDERR "Keepold!\n";
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| 75 | $buildconfigfile = &util::filename_cat($build_dir, "build.cfg");
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| 76 | print STDERR "Build cfg: $buildconfigfile\n";
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| 77 | if (-e $buildconfigfile) {
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| 78 | $found_num_data = 1;
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| 79 | }
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| 80 | else {
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| 81 | # try the index dir
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| 82 | $buildconfigfile = &util::filename_cat($ENV{'GSDLCOLLECTDIR'},
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| 83 | "index", "build.cfg");
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| 84 | print STDERR "Index cfg: $buildconfigfile\n";
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| 85 | if (-e $buildconfigfile) {
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| 86 | $found_num_data = 1;
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| 87 | }
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| 88 | }
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| 89 |
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| 90 | }
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| 91 | #else
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| 92 | # {
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| 93 | # print STDERR "Removeold!\n";
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| 94 | # }
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| 95 |
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| 96 | if ($found_num_data)
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| 97 | {
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| 98 | #print STDERR "Found_Num_Data!\n";
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| 99 | my $buildcfg = &colcfg::read_build_cfg($buildconfigfile);
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| 100 | $self->{'starting_num_docs'} = $buildcfg->{'numdocs'};
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| 101 | #print STDERR "- num_docs: $self->{'starting_num_docs'}\n";
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| 102 | $self->{'starting_num_sections'} = $buildcfg->{'numsections'};
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| 103 | #print STDERR "- num_sections: $self->{'starting_num_sections'}\n";
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| 104 | $self->{'starting_num_bytes'} = $buildcfg->{'numbytes'};
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| 105 | #print STDERR "- num_bytes: $self->{'starting_num_bytes'}\n";
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| 106 | }
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| 107 | else
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| 108 | {
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| 109 | #print STDERR "NOT Found_Num_Data!\n";
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| 110 | $self->{'starting_num_docs'} = 0;
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| 111 | $self->{'starting_num_sections'} = 0;
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| 112 | $self->{'starting_num_bytes'} = 0;
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| 113 | }
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| 114 |
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| 115 | $self->{'output_handle'} = "STDOUT";
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| 116 | $self->{'num_docs'} = $self->{'starting_num_docs'};
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| 117 | $self->{'num_sections'} = $self->{'starting_num_sections'};
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| 118 | $self->{'num_bytes'} = $self->{'starting_num_bytes'};
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| 119 |
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| 120 | $self->{'num_processed_bytes'} = 0;
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| 121 | $self->{'store_text'} = 1;
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| 122 |
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| 123 | # what level (section/document) the database - indexer intersection is
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| 124 | $self->{'db_level'} = "section";
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| 125 | #used by browse interface
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| 126 | $self->{'doclist'} = [];
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| 127 |
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| 128 | $self->{'indexing_text'} = 0;
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| 129 |
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| 130 | return bless $self, $class;
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| 131 |
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| 132 | }
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| 133 |
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| 134 | sub reset {
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| 135 | my $self = shift (@_);
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| 136 |
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| 137 | $self->{'num_docs'} = $self->{'starting_num_docs'};
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| 138 | $self->{'num_sections'} = $self->{'starting_num_sections'};
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| 139 | $self->{'num_bytes'} = $self->{'starting_num_bytes'};
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| 140 |
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| 141 | $self->{'num_processed_bytes'} = 0;
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| 142 | }
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| 143 |
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| 144 | sub zero_reset {
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| 145 | my $self = shift (@_);
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| 146 |
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| 147 | $self->{'num_docs'} = 0;
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| 148 | $self->{'num_sections'} = 0;
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| 149 | $self->{'num_bytes'} = 0;
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| 150 |
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| 151 | $self->{'num_processed_bytes'} = 0;
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| 152 | }
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| 153 |
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| 154 | sub is_incremental_capable
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| 155 | {
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| 156 | # By default we return 'no' as the answer
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| 157 | # Safer to assume non-incremental to start with, and then override in
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| 158 | # inherited classes that are.
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| 159 |
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| 160 | return 0;
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| 161 | }
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| 162 |
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| 163 | sub get_num_docs {
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| 164 | my $self = shift (@_);
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| 165 |
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| 166 | return $self->{'num_docs'};
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| 167 | }
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| 168 |
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| 169 | sub get_num_sections {
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| 170 | my $self = shift (@_);
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| 171 |
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| 172 | return $self->{'num_sections'};
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| 173 | }
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| 174 |
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| 175 | # num_bytes is the actual number of bytes in the collection
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| 176 | # this is normally the same as what's processed during text compression
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| 177 | sub get_num_bytes {
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| 178 | my $self = shift (@_);
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| 179 |
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| 180 | return $self->{'num_bytes'};
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| 181 | }
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| 182 |
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| 183 | # num_processed_bytes is the number of bytes actually passed
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| 184 | # to mg for the current index
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| 185 | sub get_num_processed_bytes {
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| 186 | my $self = shift (@_);
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| 187 |
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| 188 | return $self->{'num_processed_bytes'};
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| 189 | }
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| 190 |
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| 191 | sub set_output_handle {
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| 192 | my $self = shift (@_);
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| 193 | my ($handle) = @_;
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| 194 |
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| 195 | $self->{'output_handle'} = $handle;
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| 196 | }
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| 197 |
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| 198 |
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| 199 | sub set_mode {
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| 200 | my $self = shift (@_);
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| 201 | my ($mode) = @_;
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| 202 |
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| 203 | $self->{'mode'} = $mode;
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| 204 | }
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| 205 |
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| 206 | sub get_mode {
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| 207 | my $self = shift (@_);
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| 208 |
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| 209 | return $self->{'mode'};
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| 210 | }
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| 211 |
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| 212 | sub set_assocdir {
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| 213 | my $self = shift (@_);
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| 214 | my ($assocdir) = @_;
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| 215 |
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| 216 | $self->{'assocdir'} = $assocdir;
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| 217 | }
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| 218 |
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| 219 | sub set_dontdb {
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| 220 | my $self = shift (@_);
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| 221 | my ($dontdb) = @_;
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| 222 |
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| 223 | $self->{'dontdb'} = $dontdb;
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| 224 | }
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| 225 |
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| 226 | sub set_index {
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| 227 | my $self = shift (@_);
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| 228 | my ($index, $indexexparr) = @_;
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| 229 |
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| 230 | $self->{'index'} = $index;
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| 231 | $self->{'indexexparr'} = $indexexparr if defined $indexexparr;
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| 232 | }
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| 233 |
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| 234 | sub set_index_languages {
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| 235 | my $self = shift (@_);
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| 236 | my ($lang_meta, $langarr) = @_;
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| 237 | $self->{'lang_meta'} = $lang_meta;
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| 238 | $self->{'langarr'} = $langarr;
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| 239 | }
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| 240 |
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| 241 | sub get_index {
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| 242 | my $self = shift (@_);
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| 243 |
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| 244 | return $self->{'index'};
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| 245 | }
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| 246 |
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| 247 | sub set_classifiers {
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| 248 | my $self = shift (@_);
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| 249 | my ($classifiers) = @_;
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| 250 |
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| 251 | $self->{'classifiers'} = $classifiers;
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| 252 | }
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| 253 |
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| 254 | sub set_indexing_text {
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| 255 | my $self = shift (@_);
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| 256 | my ($indexing_text) = @_;
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| 257 |
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| 258 | $self->{'indexing_text'} = $indexing_text;
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| 259 | }
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| 260 |
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| 261 | sub get_indexing_text {
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| 262 | my $self = shift (@_);
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| 263 |
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| 264 | return $self->{'indexing_text'};
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| 265 | }
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| 266 |
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| 267 | sub set_store_text {
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| 268 | my $self = shift (@_);
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| 269 | my ($store_text) = @_;
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| 270 |
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| 271 | $self->{'store_text'} = $store_text;
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| 272 | }
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| 273 | sub get_doc_list {
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| 274 | my $self = shift(@_);
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| 275 |
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| 276 | return @{$self->{'doclist'}};
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| 277 | }
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| 278 |
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| 279 | # the standard database level is section, but you may want to change it to document
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| 280 | sub set_db_level {
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| 281 | my $self= shift (@_);
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| 282 | my ($db_level) = @_;
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| 283 |
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| 284 | $self->{'db_level'} = $db_level;
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| 285 | }
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| 286 |
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| 287 | sub set_sections_index_document_metadata {
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| 288 | my $self= shift (@_);
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| 289 | my ($index_type) = @_;
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| 290 |
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| 291 | $self->{'sections_index_document_metadata'} = $index_type;
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| 292 | }
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| 293 | sub process {
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| 294 | my $self = shift (@_);
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| 295 | my $method = $self->{'mode'};
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| 296 |
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| 297 | $self->$method(@_);
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| 298 | }
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| 299 |
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| 300 |
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| 301 |
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| 302 | sub infodb_metadata_stats
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| 303 | {
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| 304 | my $self = shift (@_);
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| 305 | my ($field) = @_;
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| 306 |
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| 307 | # Keep some statistics relating to metadata sets used and
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| 308 | # frequency of particular metadata fields within each set
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| 309 |
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| 310 | # Union of metadata prefixes and frequency of fields
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| 311 | # (both scoped for this document alone, and across whole collection)
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| 312 |
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| 313 | if ($field =~ m/^(.+)\.(.*)$/) {
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| 314 | my $prefix = $1;
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| 315 | my $core_field = $2;
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| 316 |
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| 317 | $self->{'doc_mdprefix_fields'}->{$prefix}->{$core_field}++;
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| 318 | $self->{'mdprefix_fields'}->{$prefix}->{$core_field}++;
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| 319 | }
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| 320 | elsif ($field =~ m/^[[:upper:]]/) {
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| 321 | # implicit 'ex' metadata set
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| 322 |
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| 323 | $self->{'doc_mdprefix_fields'}->{'ex'}->{$field}++;
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| 324 | $self->{'mdprefix_fields'}->{'ex'}->{$field}++;
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| 325 | }
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| 326 |
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| 327 | }
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| 328 |
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| 329 |
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| 330 | sub infodb {
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| 331 | my $self = shift (@_);
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| 332 | my ($doc_obj, $filename) = @_;
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| 333 |
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| 334 | # only output this document if it is a "indexed_doc" or "info_doc" (database only) document
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| 335 | my $doctype = $doc_obj->get_doc_type();
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| 336 | return if ($doctype ne "indexed_doc" && $doctype ne "info_doc");
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| 337 |
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| 338 | my $archivedir = "";
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| 339 | if (defined $filename)
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| 340 | {
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| 341 | # doc_obj derived directly from file
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| 342 | my ($dir) = $filename =~ /^(.*?)(?:\/|\\)[^\/\\]*$/;
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| 343 | $dir = "" unless defined $dir;
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| 344 | $dir =~ s/\\/\//g;
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| 345 | $dir =~ s/^\/+//;
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| 346 | $dir =~ s/\/+$//;
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| 347 |
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| 348 | $archivedir = $dir;
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| 349 |
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| 350 | # resolve the final filenames of the files associated with this document
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| 351 | $self->assoc_files ($doc_obj, $archivedir);
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| 352 | }
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| 353 | else
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| 354 | {
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| 355 | # doc_obj reconstructed from database (has metadata, doc structure but no text)
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| 356 | my $top_section = $doc_obj->get_top_section();
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| 357 | $archivedir = $doc_obj->get_metadata_element($top_section,"archivedir");
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| 358 | }
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| 359 |
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| 360 | #add this document to the browse structure
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| 361 | push(@{$self->{'doclist'}},$doc_obj->get_OID())
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| 362 | unless ($doctype eq "classification");
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| 363 |
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| 364 | # classify this document
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| 365 | &classify::classify_doc ($self->{'classifiers'}, $doc_obj);
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| 366 |
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| 367 | # this is another document
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| 368 | $self->{'num_docs'} += 1 unless ($doctype eq "classification");
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| 369 |
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| 370 | # is this a paged or a hierarchical document
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| 371 | my ($thistype, $childtype) = $self->get_document_type ($doc_obj);
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| 372 |
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| 373 | my $section = $doc_obj->get_top_section ();
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| 374 | my $doc_OID = $doc_obj->get_OID();
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| 375 | my $first = 1;
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| 376 |
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| 377 | $self->{'doc_mdprefix_fields'} = {};
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| 378 |
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| 379 | while (defined $section)
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| 380 | {
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| 381 | my $section_OID = $doc_OID;
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| 382 | if ($section ne "")
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| 383 | {
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| 384 | $section_OID = $doc_OID . "." . $section;
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| 385 | }
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| 386 | my %section_infodb = ();
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| 387 |
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| 388 | # update a few statistics
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| 389 | $self->{'num_bytes'} += $doc_obj->get_text_length ($section);
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| 390 | $self->{'num_sections'} += 1 unless ($doctype eq "classification");
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| 391 |
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| 392 | # output the fact that this document is a document (unless doctype
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| 393 | # has been set to something else from within a plugin
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| 394 | my $dtype = $doc_obj->get_metadata_element ($section, "doctype");
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| 395 | if (!defined $dtype || $dtype !~ /\w/) {
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| 396 | $section_infodb{"doctype"} = [ "doc" ];
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| 397 | }
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| 398 |
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| 399 | # Output whether this node contains text
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| 400 | #
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| 401 | # If doc_obj reconstructed from database file then no need to
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| 402 | # explicitly add <hastxt> as this is preserved as metadata when
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| 403 | # the database file is loaded in
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| 404 | if (defined $filename)
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| 405 | {
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| 406 | # doc_obj derived directly from file
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| 407 | if ($doc_obj->get_text_length($section) > 0) {
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| 408 | $section_infodb{"hastxt"} = [ "1" ];
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| 409 | } else {
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| 410 | $section_infodb{"hastxt"} = [ "0" ];
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| 411 | }
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| 412 | }
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| 413 |
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| 414 | # output all the section metadata
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| 415 | my $metadata = $doc_obj->get_all_metadata ($section);
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| 416 | foreach my $pair (@$metadata) {
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| 417 | my ($field, $value) = (@$pair);
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| 418 |
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| 419 | if ($field ne "Identifier" && $field !~ /^gsdl/ &&
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| 420 | defined $value && $value ne "") {
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| 421 |
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| 422 | # escape problematic stuff
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| 423 | $value =~ s/\\/\\\\/g;
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| 424 | $value =~ s/\n/\\n/g;
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| 425 | $value =~ s/\r/\\r/g;
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| 426 |
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| 427 | # special case for URL metadata
|
|---|
| 428 | if ($field =~ /^URL$/i) {
|
|---|
| 429 | $self->write_infodb_entry($value, { 'section' => [ $section_OID ] });
|
|---|
| 430 | }
|
|---|
| 431 |
|
|---|
| 432 | if (!defined $self->{'dontdb'}->{$field}) {
|
|---|
| 433 | push(@{$section_infodb{$field}}, $value);
|
|---|
| 434 |
|
|---|
| 435 | if ($section eq "")
|
|---|
| 436 | {
|
|---|
| 437 | $self->infodb_metadata_stats($field);
|
|---|
| 438 | }
|
|---|
| 439 | }
|
|---|
| 440 | }
|
|---|
| 441 | }
|
|---|
| 442 |
|
|---|
| 443 | if ($section eq "")
|
|---|
| 444 | {
|
|---|
| 445 | my $doc_mdprefix_fields = $self->{'doc_mdprefix_fields'};
|
|---|
| 446 |
|
|---|
| 447 | foreach my $prefix (keys %$doc_mdprefix_fields)
|
|---|
| 448 | {
|
|---|
| 449 | push(@{$section_infodb{"metadataset"}}, $prefix);
|
|---|
| 450 |
|
|---|
| 451 | foreach my $field (keys %{$doc_mdprefix_fields->{$prefix}})
|
|---|
| 452 | {
|
|---|
| 453 | my $val = $doc_mdprefix_fields->{$prefix}->{$field};
|
|---|
| 454 |
|
|---|
| 455 | push(@{$section_infodb{"metadatalist-$prefix"}}, $field);
|
|---|
| 456 | push(@{$section_infodb{"metadatafreq-$prefix-$field"}}, $val);
|
|---|
| 457 | }
|
|---|
| 458 | }
|
|---|
| 459 | }
|
|---|
| 460 |
|
|---|
| 461 | # If doc_obj reconstructed from database file then no need to
|
|---|
| 462 | # explicitly add <archivedir> as this is preserved as metadata when
|
|---|
| 463 | # the database file is loaded in
|
|---|
| 464 | if (defined $filename)
|
|---|
| 465 | {
|
|---|
| 466 | # output archivedir if at top level
|
|---|
| 467 | if ($section eq $doc_obj->get_top_section()) {
|
|---|
| 468 | $section_infodb{"archivedir"} = [ $archivedir ];
|
|---|
| 469 | }
|
|---|
| 470 | }
|
|---|
| 471 |
|
|---|
| 472 | # output document display type
|
|---|
| 473 | if ($first) {
|
|---|
| 474 | $section_infodb{"thistype"} = [ $thistype ];
|
|---|
| 475 | }
|
|---|
| 476 |
|
|---|
| 477 | if ($self->{'db_level'} eq "document") {
|
|---|
| 478 | # doc num is num_docs not num_sections
|
|---|
| 479 | # output the matching document number
|
|---|
| 480 | $section_infodb{"docnum"} = [ $self->{'num_docs'} ];
|
|---|
| 481 | }
|
|---|
| 482 | else {
|
|---|
| 483 | # output a list of children
|
|---|
| 484 | my $children = $doc_obj->get_children ($section);
|
|---|
| 485 | if (scalar(@$children) > 0) {
|
|---|
| 486 | $section_infodb{"childtype"} = [ $childtype ];
|
|---|
| 487 | my $contains = "";
|
|---|
| 488 | foreach my $child (@$children)
|
|---|
| 489 | {
|
|---|
| 490 | $contains .= ";" unless ($contains eq "");
|
|---|
| 491 | if ($child =~ /^.*?\.(\d+)$/)
|
|---|
| 492 | {
|
|---|
| 493 | $contains .= "\".$1";
|
|---|
| 494 | }
|
|---|
| 495 | else
|
|---|
| 496 | {
|
|---|
| 497 | $contains .= "\".$child";
|
|---|
| 498 | }
|
|---|
| 499 | }
|
|---|
| 500 | $section_infodb{"contains"} = [ $contains ];
|
|---|
| 501 | }
|
|---|
| 502 | # output the matching doc number
|
|---|
| 503 | $section_infodb{"docnum"} = [ $self->{'num_sections'} ];
|
|---|
| 504 | }
|
|---|
| 505 |
|
|---|
| 506 | $self->write_infodb_entry($section_OID, \%section_infodb);
|
|---|
| 507 |
|
|---|
| 508 | # output a database entry for the document number
|
|---|
| 509 | if ($self->{'db_level'} eq "document") {
|
|---|
| 510 | $self->write_infodb_entry($self->{'num_docs'}, { 'section' => [ $doc_OID ] });
|
|---|
| 511 | }
|
|---|
| 512 | else {
|
|---|
| 513 | $self->write_infodb_entry($self->{'num_sections'}, { 'section' => [ $section_OID ] });
|
|---|
| 514 | }
|
|---|
| 515 |
|
|---|
| 516 | $first = 0;
|
|---|
| 517 | $section = $doc_obj->get_next_section($section);
|
|---|
| 518 | last if ($self->{'db_level'} eq "document"); # if no sections wanted, only add the docs
|
|---|
| 519 | }
|
|---|
| 520 | }
|
|---|
| 521 |
|
|---|
| 522 |
|
|---|
| 523 | sub write_infodb_entry
|
|---|
| 524 | {
|
|---|
| 525 | my $self = shift(@_);
|
|---|
| 526 |
|
|---|
| 527 | $self->write_infodb_entry_gdbm(@_);
|
|---|
| 528 | }
|
|---|
| 529 |
|
|---|
| 530 |
|
|---|
| 531 | sub write_infodb_entry_gdbm
|
|---|
| 532 | {
|
|---|
| 533 | my $self = shift(@_);
|
|---|
| 534 | my $infodb_key = shift(@_);
|
|---|
| 535 | my $infodb_map = shift(@_);
|
|---|
| 536 |
|
|---|
| 537 | my $handle = $self->{'output_handle'};
|
|---|
| 538 |
|
|---|
| 539 | print $handle "[$infodb_key]\n";
|
|---|
| 540 | foreach my $infodb_value_key (keys(%$infodb_map))
|
|---|
| 541 | {
|
|---|
| 542 | foreach my $infodb_value (@{$infodb_map->{$infodb_value_key}})
|
|---|
| 543 | {
|
|---|
| 544 | if ($infodb_value =~ /-{70,}/)
|
|---|
| 545 | {
|
|---|
| 546 | # if value contains 70 or more hyphens in a row we need to escape them
|
|---|
| 547 | # to prevent txt2db from treating them as a separator
|
|---|
| 548 | $infodb_value =~ s/-/&\#045;/gi;
|
|---|
| 549 | }
|
|---|
| 550 | print $handle "<$infodb_value_key>" . $infodb_value . "\n";
|
|---|
| 551 | }
|
|---|
| 552 | }
|
|---|
| 553 | print $handle '-' x 70, "\n";
|
|---|
| 554 | }
|
|---|
| 555 |
|
|---|
| 556 |
|
|---|
| 557 | sub text {
|
|---|
| 558 | my $self = shift (@_);
|
|---|
| 559 | my ($doc_obj) = @_;
|
|---|
| 560 |
|
|---|
| 561 | my $handle = $self->{'outhandle'};
|
|---|
| 562 | print $handle "basebuildproc::text function must be implemented in sub classes\n";
|
|---|
| 563 | die "\n";
|
|---|
| 564 | }
|
|---|
| 565 |
|
|---|
| 566 | # should the document be indexed - according to the subcollection and language
|
|---|
| 567 | # specification.
|
|---|
| 568 | sub is_subcollection_doc {
|
|---|
| 569 | my $self = shift (@_);
|
|---|
| 570 | my ($doc_obj) = @_;
|
|---|
| 571 |
|
|---|
| 572 | my $indexed_doc = 1;
|
|---|
| 573 | foreach my $indexexp (@{$self->{'indexexparr'}}) {
|
|---|
| 574 | $indexed_doc = 0;
|
|---|
| 575 | my ($field, $exp, $options) = split /\//, $indexexp;
|
|---|
| 576 | if (defined ($field) && defined ($exp)) {
|
|---|
| 577 | my ($bool) = $field =~ /^(.)/;
|
|---|
| 578 | $field =~ s/^.// if $bool eq '!';
|
|---|
| 579 | my @metadata_values;
|
|---|
| 580 | if ($field =~ /^filename$/i) {
|
|---|
| 581 | push(@metadata_values, $doc_obj->get_source_filename());
|
|---|
| 582 | }
|
|---|
| 583 | else {
|
|---|
| 584 | @metadata_values = @{$doc_obj->get_metadata($doc_obj->get_top_section(), $field)};
|
|---|
| 585 | }
|
|---|
| 586 | next unless @metadata_values;
|
|---|
| 587 | foreach my $metadata_value (@metadata_values) {
|
|---|
| 588 | if ($bool eq '!') {
|
|---|
| 589 | if ($options =~ /^i$/i) {
|
|---|
| 590 | if ($metadata_value !~ /$exp/i) {$indexed_doc = 1; last;}
|
|---|
| 591 | } else {
|
|---|
| 592 | if ($metadata_value !~ /$exp/) {$indexed_doc = 1; last;}
|
|---|
| 593 | }
|
|---|
| 594 | } else {
|
|---|
| 595 | if ($options =~ /^i$/i) {
|
|---|
| 596 | if ($metadata_value =~ /$exp/i) {$indexed_doc = 1; last;}
|
|---|
| 597 | } else {
|
|---|
| 598 | if ($metadata_value =~ /$exp/) {$indexed_doc = 1; last;}
|
|---|
| 599 | }
|
|---|
| 600 | }
|
|---|
| 601 | }
|
|---|
| 602 |
|
|---|
| 603 | last if ($indexed_doc == 1);
|
|---|
| 604 | }
|
|---|
| 605 | }
|
|---|
| 606 |
|
|---|
| 607 | # if this doc is so far in the sub collection, and we have lang info,
|
|---|
| 608 | # now we check the languages to see if it matches
|
|---|
| 609 | if($indexed_doc && defined $self->{'lang_meta'}) {
|
|---|
| 610 | $indexed_doc = 0;
|
|---|
| 611 | my $field = $doc_obj->get_metadata_element($doc_obj->get_top_section(), $self->{'lang_meta'});
|
|---|
| 612 | if (defined $field) {
|
|---|
| 613 | foreach my $lang (@{$self->{'langarr'}}) {
|
|---|
| 614 | my ($bool) = $lang =~ /^(.)/;
|
|---|
| 615 | if ($bool eq '!') {
|
|---|
| 616 | $lang =~ s/^.//;
|
|---|
| 617 | if ($field !~ /$lang/) {
|
|---|
| 618 | $indexed_doc = 1; last;
|
|---|
| 619 | }
|
|---|
| 620 | } else {
|
|---|
| 621 | if ($field =~ /$lang/) {
|
|---|
| 622 | $indexed_doc = 1; last;
|
|---|
| 623 | }
|
|---|
| 624 | }
|
|---|
| 625 | }
|
|---|
| 626 | }
|
|---|
| 627 | }
|
|---|
| 628 | return $indexed_doc;
|
|---|
| 629 |
|
|---|
| 630 | }
|
|---|
| 631 |
|
|---|
| 632 | # use 'Paged' if document has no more than 2 levels
|
|---|
| 633 | # and each section at second level has a number for
|
|---|
| 634 | # Title metadata
|
|---|
| 635 | # also use Paged if gsdlthistype metadata is set to Paged
|
|---|
| 636 | sub get_document_type {
|
|---|
| 637 | my $self = shift (@_);
|
|---|
| 638 | my ($doc_obj) = @_;
|
|---|
| 639 |
|
|---|
| 640 | my $thistype = "VList";
|
|---|
| 641 | my $childtype = "VList";
|
|---|
| 642 | my $title;
|
|---|
| 643 | my @tmp = ();
|
|---|
| 644 |
|
|---|
| 645 | my $section = $doc_obj->get_top_section ();
|
|---|
| 646 |
|
|---|
| 647 | my $gsdlthistype = $doc_obj->get_metadata_element ($section, "gsdlthistype");
|
|---|
| 648 | if (defined $gsdlthistype) {
|
|---|
| 649 | if ($gsdlthistype eq "Paged") {
|
|---|
| 650 | $childtype = "Paged";
|
|---|
| 651 | if ($doc_obj->get_text_length ($doc_obj->get_top_section())) {
|
|---|
| 652 | $thistype = "Paged";
|
|---|
| 653 | } else {
|
|---|
| 654 | $thistype = "Invisible";
|
|---|
| 655 | }
|
|---|
| 656 |
|
|---|
| 657 | return ($thistype, $childtype);
|
|---|
| 658 | } elsif ($gsdlthistype eq "Hierarchy") {
|
|---|
| 659 | return ($thistype, $childtype); # use VList, VList
|
|---|
| 660 | }
|
|---|
| 661 | }
|
|---|
| 662 | my $first = 1;
|
|---|
| 663 | while (defined $section) {
|
|---|
| 664 | @tmp = split /\./, $section;
|
|---|
| 665 | if (scalar(@tmp) > 1) {
|
|---|
| 666 | return ($thistype, $childtype);
|
|---|
| 667 | }
|
|---|
| 668 | if (!$first) {
|
|---|
| 669 | $title = $doc_obj->get_metadata_element ($section, "Title");
|
|---|
| 670 | if (!defined $title || $title !~ /^\d+$/) {
|
|---|
| 671 | return ($thistype, $childtype);
|
|---|
| 672 | }
|
|---|
| 673 | }
|
|---|
| 674 | $first = 0;
|
|---|
| 675 | $section = $doc_obj->get_next_section($section);
|
|---|
| 676 | }
|
|---|
| 677 | if ($doc_obj->get_text_length ($doc_obj->get_top_section())) {
|
|---|
| 678 | $thistype = "Paged";
|
|---|
| 679 | } else {
|
|---|
| 680 | $thistype = "Invisible";
|
|---|
| 681 | }
|
|---|
| 682 | $childtype = "Paged";
|
|---|
| 683 | return ($thistype, $childtype);
|
|---|
| 684 | }
|
|---|
| 685 |
|
|---|
| 686 | sub assoc_files() {
|
|---|
| 687 | my $self = shift (@_);
|
|---|
| 688 | my ($doc_obj, $archivedir) = @_;
|
|---|
| 689 | my ($afile);
|
|---|
| 690 |
|
|---|
| 691 | foreach my $assoc_file (@{$doc_obj->get_assoc_files()}) {
|
|---|
| 692 | #rint STDERR "Processing associated file - copy " . $assoc_file->[0] . " to " . $assoc_file->[1] . "\n";
|
|---|
| 693 | # if assoc file starts with a slash, we put it relative to the assoc
|
|---|
| 694 | # dir, otherwise it is relative to the HASH... directory
|
|---|
| 695 | if ($assoc_file->[1] =~ m@^[/\\]@) {
|
|---|
| 696 | $afile = &util::filename_cat($self->{'assocdir'}, $assoc_file->[1]);
|
|---|
| 697 | } else {
|
|---|
| 698 | $afile = &util::filename_cat($self->{'assocdir'}, $archivedir, $assoc_file->[1]);
|
|---|
| 699 | }
|
|---|
| 700 | &util::hard_link ($assoc_file->[0], $afile);
|
|---|
| 701 | }
|
|---|
| 702 | }
|
|---|
| 703 |
|
|---|
