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ulpfr |
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# -*- Mode: Perl -*- |
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# $Basename: index_yow $ |
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# $Revision: 1.2 $ |
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# Author : Ulrich Pfeifer |
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# Created On : Fri Apr 7 13:45:50 2000 |
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# Last Modified By: Ulrich Pfeifer |
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# Last Modified On: Mon May 8 20:33:15 2000 |
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# Language : CPerl |
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# |
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# (C) Copyright 2000, UUNET Deutschland GmbH, Germany |
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# |
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use strict; |
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use File::Path; |
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use DB_File; |
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use Getopt::Long; |
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use Cwd; |
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require WAIT::Config; |
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require WAIT::Database; |
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require WAIT::Parse::Base; |
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require WAIT::Document::Split; |
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require WAIT::InvertedIndex; |
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$DB_BTREE->{'cachesize'} = 200_000 ; |
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my %OPT = (clean => 0, |
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database => 'DB', |
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dir => $WAIT::Config->{WAIT_home} || '/tmp', |
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table => 'yow', |
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); |
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GetOptions(\%OPT, |
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'clean!', |
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'database=s', |
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'dir=s', |
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'table=s', |
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) || die "Usage: ...\n"; |
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if ($OPT{clean} and -d "$OPT{dir}/$OPT{database}") { |
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my $tmp = WAIT::Database->open(name => $OPT{database}, |
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'directory' => $OPT{dir}) |
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or die "Could not open table $OPT{table}: $@\n"; |
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my $tbl = $tmp->table(name => $OPT{table}); |
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$tbl->drop if $tbl; |
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rmtree("$OPT{dir}/$OPT{database}/$OPT{table}", 1, 1) |
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if -d "$OPT{dir}/$OPT{database}/$OPT{table}"; |
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$tmp->close; |
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} |
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my $db; |
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unless (-d "$OPT{dir}/$OPT{database}") { |
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$db = WAIT::Database->create(name => $OPT{database}, |
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'directory' => $OPT{dir}) |
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or die "Could not open database $OPT{database}: $@\n"; |
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} |
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else { |
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$db = WAIT::Database->open(name => $OPT{database}, |
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'directory' => $OPT{dir}) |
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or die "Could not open table $OPT{table}: $@\n"; |
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} |
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my $layout = new WAIT::Parse::Base; |
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my $stem = ['isotr', 'isolc', 'split2', 'stop', 'Stem']; |
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my $text = [{ |
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'prefix' => ['isotr', 'isolc'], |
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'intervall' => ['isotr', 'isolc'], |
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}, |
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'isotr', 'isolc', 'split2', 'stop']; |
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my $sound = ['isotr', 'isolc', 'split2', 'Soundex'],; |
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my $cwd = cwd; |
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my %D; |
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my $access = tie %D, 'WAIT::Document::Split', 'sep', '\000', @ARGV, |
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or die "Couldn't tie to file: $!\n"; |
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my $tb = $db->create_table(name => $OPT{table}, |
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attr => ['docid', 'headline', 'text'], |
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layout => $layout, |
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access => $access, |
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invindex => |
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[ |
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'text' => $stem, 'text' => $text, |
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] |
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); |
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die "Couldn't create table $OPT{table}: $@\n" unless $tb; |
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my ($did, $value); |
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while (($did, $value) = each %D) { |
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my $record = $layout->split($value); |
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my $headline = $record->{text}; |
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$headline =~ s/\s+/ /sg; |
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printf "%s\n", substr($headline,0,80); |
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$tb->insert('docid' => $did, |
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headline => $headline, |
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%{$record}); |
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} |
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$tb->set(top=>1); |
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$tb->close(); |
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$db->close(); |
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$WAIT::Config = $WAIT::Config; # make perl -w happy |
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__END__ |
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## ################################################################### |
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## pod |
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## ################################################################### |
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=head1 NAME |
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yow - generate an WAIT index for yow files |
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=head1 SYNOPSIS |
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B<yow> |
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[B<-clean>] [B<-noclean>] |
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[B<-database> I<dbname>] |
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[B<-dir> I<directory>] |
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[B<-table> I<table name>] |
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=head1 DESCRIPTION |
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Either indexes F<$WAIT/t/test.ste> (if called from directory F<$WAIT>) |
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or F</usr/local/ls6/tex/bib/bibdb.ste>. |
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=head1 OPTIONS |
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=over 5 |
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=item B<-clean> / B<-noclean> |
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Clean the table before indexing. Default is B<off>. |
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=item B<-database> I<dbname> |
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Specify database name. Default is F<DB>. |
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=item B<-dir> I<directory> |
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Alternate directory where databases are located. Default is the |
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directory specified during configuration of WAIT. |
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=item B<-table> I<table name> |
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Specify an alternate table name. Default is C<bibdb>. |
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=head1 AUTHOR |
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Ulrich Pfeifer E<lt>F<pfeifer@wait.de>E<gt> |
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