[24446] | 1 | ###########################################################################
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| 2 | #
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| 3 | # solrbuilder.pm -- perl wrapper for building index with Solr
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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 |
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| 27 | package solrbuilder;
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| 28 |
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| 29 | use strict;
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| 30 | no strict 'refs';
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| 31 |
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| 32 | use lucenebuilder;
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| 33 | use Config; # for getting the perlpath in the recommended way
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| 34 |
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| 35 | sub BEGIN {
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| 36 | @solrbuilder::ISA = ('lucenebuilder');
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| 37 | }
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| 38 |
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| 39 |
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| 40 | sub new {
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| 41 | my $class = shift(@_);
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| 42 | my $self = new lucenebuilder (@_);
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| 43 | $self = bless $self, $class;
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| 44 |
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| 45 | $self->{'buildtype'} = "solr";
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| 46 |
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| 47 | my $solr_passes_script = "solr_passes.pl";
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| 48 |
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| 49 | $self->{'solr_passes'} = "$solr_passes_script";
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| 50 | # Tack perl on the beginning to ensure execution
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| 51 | $self->{'solr_passes_exe'} = "\"$Config{perlpath}\" -S \"$solr_passes_script\"";
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| 52 | return $self;
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| 53 | }
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| 54 |
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| 55 |
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| 56 | sub default_buildproc {
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| 57 | my $self = shift (@_);
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| 58 |
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| 59 | return "solrbuildproc";
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| 60 | }
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| 61 |
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| 62 | # This writes a nice version of the text docs
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| 63 | #
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| 64 | # Essentially the same as the lucenebuilder.pm version, only using solr_passes
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| 65 | # => refactor and make better use of inheritence
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| 66 | #
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| 67 | sub compress_text
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| 68 | {
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| 69 | my $self = shift (@_);
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| 70 | # do nothing if we don't want compressed text
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| 71 | return if $self->{'no_text'};
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| 72 |
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| 73 | my ($textindex) = @_;
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| 74 |
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| 75 | # workaround to avoid hard-coding "solr" check into buildcol.pl
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| 76 | $textindex =~ s/^section://;
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| 77 |
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| 78 | my $outhandle = $self->{'outhandle'};
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| 79 |
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| 80 | # the text directory
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| 81 | my $text_dir = &util::filename_cat($self->{'build_dir'}, "text");
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| 82 | my $build_dir = &util::filename_cat($self->{'build_dir'},"");
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| 83 | &util::mk_all_dir ($text_dir);
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| 84 |
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| 85 | my $osextra = "";
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| 86 | if ($ENV{'GSDLOS'} =~ /^windows$/i)
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| 87 | {
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| 88 | $text_dir =~ s@/@\\@g;
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| 89 | }
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| 90 | else
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| 91 | {
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| 92 | if ($outhandle ne "STDERR")
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| 93 | {
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| 94 | # so solr_passes doesn't print to stderr if we redirect output
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| 95 | $osextra .= " 2>/dev/null";
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| 96 | }
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| 97 | }
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| 98 |
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| 99 | # Find the perl script to call to run solr
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| 100 | my $solr_passes = $self->{'solr_passes'};
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| 101 | my $solr_passes_exe = $self->{'solr_passes_exe'};
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| 102 |
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| 103 | my $solr_passes_sections = "Doc";
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| 104 |
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| 105 | my ($handle);
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| 106 |
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| 107 | if ($self->{'debug'})
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| 108 | {
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| 109 | $handle = *STDOUT;
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| 110 | }
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| 111 | else
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| 112 | {
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| 113 | my $collection = $self->{'collection'};
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| 114 |
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| 115 | print STDERR "Executable: $solr_passes_exe\n";
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| 116 | print STDERR "Sections: $solr_passes_sections\n";
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| 117 | print STDERR "Build Dir: $build_dir\n";
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| 118 | print STDERR "Cmd: $solr_passes_exe $collection text $solr_passes_sections \"$build_dir\" \"dummy\" $osextra\n";
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| 119 | if (!open($handle, "| $solr_passes_exe $collection text $solr_passes_sections \"$build_dir\" \"dummy\" $osextra"))
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| 120 | {
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| 121 | print STDERR "<FatalError name='NoRunSolrPasses'/>\n</Stage>\n" if $self->{'gli'};
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| 122 | die "solrbuilder::build_index - couldn't run $solr_passes_exe\n$!\n";
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| 123 | }
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| 124 | }
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| 125 |
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| 126 | # stored text is always Doc and Sec levels
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| 127 | my $levels = { 'document' => 1, 'section' => 1 };
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| 128 | # always do database at section level
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| 129 | my $db_level = "section";
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| 130 |
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| 131 | # set up the document processr
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| 132 | $self->{'buildproc'}->set_output_handle ($handle);
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| 133 | $self->{'buildproc'}->set_mode ('text');
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| 134 | $self->{'buildproc'}->set_index ($textindex);
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| 135 | $self->{'buildproc'}->set_indexing_text (0);
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| 136 | #$self->{'buildproc'}->set_indexfieldmap ($self->{'indexfieldmap'});
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| 137 | $self->{'buildproc'}->set_levels ($levels);
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| 138 | $self->{'buildproc'}->set_db_level ($db_level);
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| 139 | $self->{'buildproc'}->reset();
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| 140 |
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| 141 | &plugin::begin($self->{'pluginfo'}, $self->{'source_dir'},
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| 142 | $self->{'buildproc'}, $self->{'maxdocs'});
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| 143 | &plugin::read ($self->{'pluginfo'}, $self->{'source_dir'},
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| 144 | "", {}, {}, $self->{'buildproc'}, $self->{'maxdocs'}, 0, $self->{'gli'});
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| 145 | &plugin::end($self->{'pluginfo'});
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| 146 |
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| 147 | close ($handle) unless $self->{'debug'};
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| 148 | $self->print_stats();
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| 149 |
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| 150 | print STDERR "</Stage>\n" if $self->{'gli'};
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| 151 | }
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| 152 |
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| 153 | #----
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| 154 |
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| 155 |
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| 156 |
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| 157 | sub filter_in_out_file
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| 158 | {
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| 159 | my ($in_filename,$out_filename,$replace_rules) = @_;
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| 160 |
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| 161 | if (open(SIN,"<$in_filename")) {
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| 162 |
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| 163 | if (open(SOUT,">$out_filename")) {
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| 164 |
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| 165 | my $line;
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| 166 | while (defined ($line=<SIN>)) {
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| 167 | chomp $line;
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| 168 |
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| 169 | my $done_insert = 0;
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| 170 | foreach my $rule (@$replace_rules) {
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| 171 | my $line_re = $rule->{'regexp'};
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| 172 | my $insert = $rule->{'insert'};
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| 173 |
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| 174 | if ($line =~ m/$line_re/) {
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| 175 | print SOUT $insert;
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| 176 | $done_insert = 1;
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| 177 | last;
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| 178 | }
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| 179 | }
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| 180 | if (!$done_insert) {
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| 181 | print SOUT "$line\n";;
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| 182 | }
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| 183 | }
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| 184 |
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| 185 | close(SOUT);
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| 186 | }
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| 187 | else {
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| 188 | print STDERR "Error: Failed to open $out_filename\n";
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| 189 | print STDERR " $!\n";
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| 190 | }
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| 191 |
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| 192 | close(SIN);
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| 193 | }
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| 194 | else {
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| 195 | print STDERR "Error: Failed to open $in_filename\n";
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| 196 | print STDERR " $!\n";
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| 197 | }
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| 198 |
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| 199 | }
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| 200 |
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| 201 | # Generate solr schema.xml file based on indexmapfield and other associated
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| 202 | # config files
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| 203 | #
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| 204 | # Unlike make_auxiliary_files(), this needs to be done up-front (rather
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| 205 | # than at the end) so the data-types in schema.xml are correctly set up
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| 206 | # prior to document content being pumped through solr_passes.pl
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| 207 |
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| 208 |
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| 209 | sub premake_solr_auxiliary_files
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| 210 | {
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| 211 | my $self = shift (@_);
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| 212 |
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| 213 | # Replace the following marker:
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| 214 | #
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| 215 | # <!-- ##GREENSTONE-FIELDS## -->
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| 216 | #
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| 217 | # with lines of the form:
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| 218 | #
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| 219 | # <field name="<field>" type="string" ... />
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| 220 | #
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| 221 | # for each <field> in 'indexfieldmap'
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| 222 |
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| 223 | my $schema_insert_xml = "";
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| 224 |
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| 225 | foreach my $ifm (@{$self->{'build_cfg'}->{'indexfieldmap'}}) {
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| 226 |
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| 227 | my ($field) = ($ifm =~ m/^.*->(.*)$/);
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| 228 |
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| 229 | # Need special case for Long/Lat
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| 230 | # ... but for now treat everything as of type string
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| 231 |
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| 232 | $schema_insert_xml .= " "; # indent
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| 233 | $schema_insert_xml .= "<field name=\"$field\" ";
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| 234 | $schema_insert_xml .= "type=\"string\" indexed=\"true\" ";
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| 235 | $schema_insert_xml .= "stored=\"false\" multiValued=\"true\" />\n";
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| 236 | }
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| 237 |
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| 238 | # just the one rule to date
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| 239 | my $insert_rules
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| 240 | = [ { 'regexp' => "^\\s*<!--\\s*##GREENSTONE-FIELDS##\\s*-->\\s*\$",
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| 241 | 'insert' => $schema_insert_xml } ];
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| 242 |
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| 243 | my $solr_home = $ENV{'GEXT_SOLR'};
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| 244 | my $in_dirname = &util::filename_cat($solr_home,"etc","conf");
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| 245 | my $schema_in_filename = &util::filename_cat($in_dirname,"schema.xml.in");
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| 246 |
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| 247 |
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| 248 | my $collect_home = $ENV{'GSDLCOLLECTDIR'};
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| 249 | my $out_dirname = &util::filename_cat($collect_home,"etc","conf");
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| 250 | my $schema_out_filename = &util::filename_cat($out_dirname,"schema.xml");
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| 251 |
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| 252 | # make sure output conf directory exists
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| 253 | if (!-d $out_dirname) {
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| 254 | &util::mk_dir($out_dirname);
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| 255 | }
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| 256 |
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| 257 | filter_in_out_file($schema_in_filename,$schema_out_filename,$insert_rules);
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| 258 |
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| 259 | # now do the same for solrconfig.xml, stopwords, ...
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| 260 | # these are simpler, as they currently do not need any filtering
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| 261 |
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| 262 | my @in_file_list = ( "solrconfig.xml", "stopwords.txt", "stopwords_en.txt",
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| 263 | "synonyms.txt", "protwords.txt" );
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| 264 |
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| 265 | foreach my $file ( @in_file_list ) {
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| 266 | my $in_filename = &util::filename_cat($in_dirname,$file.".in");
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| 267 | my $out_filename = &util::filename_cat($out_dirname,$file);
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| 268 | filter_in_out_file($in_filename,$out_filename,[]);
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| 269 | }
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| 270 | }
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| 271 |
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| 272 |
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| 273 | sub pre_build_indexes
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| 274 | {
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| 275 | my $self = shift (@_);
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| 276 | my ($indexname) = @_;
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| 277 | my $outhandle = $self->{'outhandle'};
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| 278 |
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| 279 | # read in build.cfg if in incremental mode???
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| 280 |
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| 281 | my $indexes = [];
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| 282 | if (defined $indexname && $indexname =~ /\w/) {
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| 283 | push @$indexes, $indexname;
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| 284 | } else {
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| 285 | $indexes = $self->{'collect_cfg'}->{'indexes'};
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| 286 | }
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| 287 |
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| 288 | # skip para-level check, as this is done in the main 'build_indexes'
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| 289 | # routine
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| 290 |
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| 291 | my $all_metadata_specified = 0; # has the user added a 'metadata' index?
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| 292 | my $allfields_index = 0; # do we have an allfields index?
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| 293 |
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| 294 | # Using a hashmap here would duplications, but while more space
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| 295 | # efficient, it's not entirely clear it would be more computationally
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| 296 | # efficient
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| 297 | my @all_fields = ();
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| 298 |
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| 299 | foreach my $index (@$indexes) {
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| 300 | if ($self->want_built($index)) {
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| 301 |
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| 302 | # get the parameters for the output
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| 303 | # split on : just in case there is subcoll and lang stuff
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| 304 | my ($fields) = split (/:/, $index);
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| 305 |
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| 306 | foreach my $field (split (/;/, $fields)) {
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| 307 | if ($field eq "metadata") {
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| 308 | $all_metadata_specified = 1;
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| 309 | }
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| 310 | else {
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| 311 | push(@all_fields,$field);
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| 312 | }
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| 313 | }
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| 314 | }
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| 315 | }
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| 316 |
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| 317 | if ($all_metadata_specified) {
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| 318 |
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| 319 | # (Unforunately) we need to process all the documents in the collection
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| 320 | # to figure out what the metadata_field_mapping is
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| 321 |
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| 322 | # set up the document processr
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| 323 | $self->{'buildproc'}->set_output_handle (undef);
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| 324 | $self->{'buildproc'}->set_mode ('index_field_mapping');
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| 325 | $self->{'buildproc'}->reset();
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| 326 |
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| 327 | &plugin::begin($self->{'pluginfo'}, $self->{'source_dir'},
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| 328 | $self->{'buildproc'}, $self->{'maxdocs'});
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| 329 | &plugin::read ($self->{'pluginfo'}, $self->{'source_dir'},
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| 330 | "", {}, {}, $self->{'buildproc'}, $self->{'maxdocs'}, 0, $self->{'gli'});
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| 331 | &plugin::end($self->{'pluginfo'});
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| 332 |
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| 333 | }
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| 334 |
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| 335 | else {
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| 336 | # Field mapping solely dependent of entries in 'indexes'
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| 337 |
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| 338 | # No need to explicitly handle "allfields" as create_shortname()
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| 339 | # will get a fix on it through it's static_indexfield_map
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| 340 |
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| 341 | my $buildproc = $self->{'buildproc'};
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| 342 |
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| 343 | foreach my $field (@all_fields) {
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| 344 | if (!defined $buildproc->{'indexfieldmap'}->{$field}) {
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| 345 | my $shortname = $buildproc->create_shortname($field);
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| 346 | $buildproc->{'indexfieldmap'}->{$field} = $shortname;
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| 347 | $buildproc->{'indexfieldmap'}->{$shortname} = 1;
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| 348 | }
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| 349 | }
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| 350 | }
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| 351 |
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| 352 | # write out solr 'schema.xml' (and related) file
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| 353 | $self->make_final_field_list();
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| 354 | $self->premake_solr_auxiliary_files();
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| 355 |
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| 356 | # if collect==core not already in solr.xml (check with STATUS)
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| 357 | # => use CREATE API to add to solr.xml
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| 358 | #
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| 359 | # else
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| 360 | # => use RELOAD call to refresh fields now expressed in schema.xml
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| 361 |
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| 362 | }
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| 363 |
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| 364 | # Essentially the same as the lucenebuilder.pm version, only using solr_passes
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| 365 | # => refactor and make better use of inheritence
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| 366 |
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| 367 | sub build_index {
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| 368 | my $self = shift (@_);
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| 369 | my ($index,$llevel) = @_;
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| 370 | my $outhandle = $self->{'outhandle'};
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| 371 | my $build_dir = $self->{'build_dir'};
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| 372 |
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| 373 | # get the full index directory path and make sure it exists
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| 374 | my $indexdir = $self->{'index_mapping'}->{$index};
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| 375 | &util::mk_all_dir (&util::filename_cat($build_dir, $indexdir));
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| 376 |
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| 377 | # Find the perl script to call to run solr
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| 378 | my $solr_passes = $self->{'solr_passes'};
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| 379 | my $solr_passes_exe = $self->{'solr_passes_exe'};
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| 380 |
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| 381 | # define the section names for solrpasses
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| 382 | # define the section names and possibly the doc name for solrpasses
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| 383 | my $solr_passes_sections = $llevel;
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| 384 |
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| 385 | my $opt_create_index = ($self->{'incremental'}) ? "" : "-removeold";
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| 386 |
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| 387 | my $osextra = "";
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| 388 | if ($ENV{'GSDLOS'} =~ /^windows$/i) {
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| 389 | $build_dir =~ s@/@\\@g;
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| 390 | } else {
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| 391 | if ($outhandle ne "STDERR") {
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| 392 | # so solr_passes doesn't print to stderr if we redirect output
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| 393 | $osextra .= " 2>/dev/null";
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| 394 | }
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| 395 | }
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| 396 |
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| 397 | # get the index expression if this index belongs
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| 398 | # to a subcollection
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| 399 | my $indexexparr = [];
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| 400 | my $langarr = [];
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| 401 |
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| 402 | # there may be subcollection info, and language info.
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| 403 | my ($fields, $subcollection, $language) = split (":", $index);
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| 404 | my @subcollections = ();
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| 405 | @subcollections = split /,/, $subcollection if (defined $subcollection);
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| 406 |
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| 407 | foreach $subcollection (@subcollections) {
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| 408 | if (defined ($self->{'collect_cfg'}->{'subcollection'}->{$subcollection})) {
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| 409 | push (@$indexexparr, $self->{'collect_cfg'}->{'subcollection'}->{$subcollection});
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| 410 | }
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| 411 | }
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| 412 |
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| 413 | # add expressions for languages if this index belongs to
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| 414 | # a language subcollection - only put languages expressions for the
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| 415 | # ones we want in the index
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| 416 | my @languages = ();
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| 417 | my $languagemetadata = "Language";
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| 418 | if (defined ($self->{'collect_cfg'}->{'languagemetadata'})) {
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| 419 | $languagemetadata = $self->{'collect_cfg'}->{'languagemetadata'};
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| 420 | }
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| 421 | @languages = split /,/, $language if (defined $language);
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| 422 | foreach my $language (@languages) {
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| 423 | my $not=0;
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| 424 | if ($language =~ s/^\!//) {
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| 425 | $not = 1;
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| 426 | }
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| 427 | if($not) {
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| 428 | push (@$langarr, "!$language");
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| 429 | } else {
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| 430 | push (@$langarr, "$language");
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| 431 | }
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| 432 | }
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| 433 |
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| 434 | # Build index dictionary. Uses verbatim stem method
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| 435 | print $outhandle "\n creating index dictionary (solr_passes -I1)\n" if ($self->{'verbosity'} >= 1);
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| 436 | print STDERR "<Phase name='CreatingIndexDic'/>\n" if $self->{'gli'};
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| 437 | my ($handle);
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| 438 |
|
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| 439 | if ($self->{'debug'}) {
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| 440 | $handle = *STDOUT;
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| 441 | } else {
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| 442 | my $collection = $self->{'collection'};
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| 443 |
|
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| 444 | print STDERR "Cmd: $solr_passes_exe $opt_create_index $collection index $solr_passes_sections \"$build_dir\" \"$indexdir\" $osextra\n";
|
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| 445 | if (!open($handle, "| $solr_passes_exe $opt_create_index $collection index $solr_passes_sections \"$build_dir\" \"$indexdir\" $osextra")) {
|
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| 446 | print STDERR "<FatalError name='NoRunSolrPasses'/>\n</Stage>\n" if $self->{'gli'};
|
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| 447 | die "solrbuilder::build_index - couldn't run $solr_passes_exe\n!$\n";
|
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| 448 | }
|
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| 449 | }
|
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| 450 |
|
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| 451 | my $store_levels = $self->{'levels'};
|
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| 452 | my $db_level = "section"; #always
|
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| 453 | my $dom_level = "";
|
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| 454 | foreach my $key (keys %$store_levels) {
|
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| 455 | if ($mgppbuilder::level_map{$key} eq $llevel) {
|
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| 456 | $dom_level = $key;
|
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| 457 | }
|
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| 458 | }
|
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| 459 | if ($dom_level eq "") {
|
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| 460 | print STDERR "Warning: unrecognized tag level $llevel\n";
|
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| 461 | $dom_level = "document";
|
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| 462 | }
|
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| 463 |
|
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| 464 | my $local_levels = { $dom_level => 1 }; # work on one level at a time
|
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| 465 |
|
---|
| 466 | # set up the document processr
|
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| 467 | $self->{'buildproc'}->set_output_handle ($handle);
|
---|
| 468 | $self->{'buildproc'}->set_mode ('text');
|
---|
| 469 | $self->{'buildproc'}->set_index ($index, $indexexparr);
|
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| 470 | $self->{'buildproc'}->set_index_languages ($languagemetadata, $langarr) if (defined $language);
|
---|
| 471 | $self->{'buildproc'}->set_indexing_text (1);
|
---|
| 472 | #$self->{'buildproc'}->set_indexfieldmap ($self->{'indexfieldmap'});
|
---|
| 473 | $self->{'buildproc'}->set_levels ($local_levels);
|
---|
| 474 | $self->{'buildproc'}->set_db_level($db_level);
|
---|
| 475 | $self->{'buildproc'}->reset();
|
---|
| 476 |
|
---|
| 477 | print $handle "<update>\n";
|
---|
| 478 |
|
---|
| 479 | &plugin::read ($self->{'pluginfo'}, $self->{'source_dir'},
|
---|
| 480 | "", {}, {}, $self->{'buildproc'}, $self->{'maxdocs'}, 0, $self->{'gli'});
|
---|
| 481 |
|
---|
| 482 |
|
---|
| 483 | print $handle "</update>\n";
|
---|
| 484 |
|
---|
| 485 | close ($handle) unless $self->{'debug'};
|
---|
| 486 |
|
---|
| 487 | $self->print_stats();
|
---|
| 488 |
|
---|
| 489 | $self->{'buildproc'}->set_levels ($store_levels);
|
---|
| 490 | print STDERR "</Stage>\n" if $self->{'gli'};
|
---|
| 491 |
|
---|
| 492 | }
|
---|
| 493 |
|
---|
| 494 |
|
---|
| 495 | sub post_build_indexes {
|
---|
| 496 | my $self = shift(@_);
|
---|
| 497 |
|
---|
| 498 | # deliberately override to prevent the mgpp post_build_index() calling
|
---|
| 499 | # $self->make_final_field_list()
|
---|
| 500 | # as this has been done in our pre_build_indexes() phase for solr
|
---|
| 501 |
|
---|
| 502 | }
|
---|
| 503 |
|
---|
| 504 |
|
---|
| 505 | 1;
|
---|
| 506 |
|
---|
| 507 |
|
---|