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