/[Semantic-Engine]/EPrints/index.pl
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Annotation of /EPrints/index.pl

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Revision 17 - (hide annotations)
Sat Jun 30 13:46:51 2007 UTC (16 years, 9 months ago) by dpavlin
File MIME type: text/plain
File size: 2061 byte(s)
move stem to EPrints and make it actually work, completly new
index code (mopefully less nosify in indexed data)
1 dpavlin 1 #!/usr/bin/perl -w
2    
3     use strict;
4     use Semantic::API;
5     use Data::Dump qw/dump/;
6 dpavlin 13
7 dpavlin 1 use EPrints qw/_x/;
8 dpavlin 13
9 dpavlin 1 my $debug = shift @ARGV;
10 dpavlin 17 my $use = {
11     score => 1,
12     stem => 1,
13     slogovi => 1,
14     };
15 dpavlin 1
16     my $dbh = EPrints->dbh;
17     my $sth = $dbh->prepare(qq{
18     SELECT
19     archive_title.eprintid as id,
20     title
21     FROM archive_title
22 dpavlin 17 WHERE
23     lang = 'hr'
24 dpavlin 1 }) || die $dbh->errstr();
25     $sth->execute() || die $sth->errstr();
26    
27     my $indexer = Semantic::API::Index->new(
28     storage => 'sqlite',
29     database => 'eprints.db',
30     collection => 'EPrints'
31     );
32    
33    
34     $indexer->add_word_filters( minimum_length => 3,
35     too_many_numbers => 10,
36     maximum_word_length => 15 );
37    
38     # use this encoding for any incoming text
39 dpavlin 8 $indexer->set_default_encoding( "iso-8859-2" );
40 dpavlin 1
41     my $total = 0;
42    
43     while (my $row = $sth->fetchrow_hashref ) {
44 dpavlin 17 my $id = $row->{id};
45     EPrints->id( $id );
46 dpavlin 14 my $parts = {
47 dpavlin 17 title => [ _x( $row->{title} ), 3 ],
48     keywords => [ EPrints->lookup( 'keywords' ), 2 ],
49     abstract => [ EPrints->lookup( 'abstract' ), 1 ],
50 dpavlin 14 # content => [ EPrints->fulltext_content, 1 ],
51     };
52    
53 dpavlin 17 my $skip = 0;
54     foreach my $part ( qw/title keywords abstract/ ) {
55     if ( ! $parts->{$part}->[0] ) {
56     warn "skipped $id doesn't have required part $part\n";
57     $skip = 1;
58     last;
59     }
60     }
61     next if $skip;
62    
63 dpavlin 8 my $body = '';
64 dpavlin 1
65 dpavlin 14 foreach my $part ( qw/title keywords abstract content/ ) {
66 dpavlin 17 my $content = $parts->{$part}->[0] || next;
67 dpavlin 8
68 dpavlin 17 if ( $use->{slogovi} ) {
69     $body .= ' ' . EPrints->slogovi( $content );
70     }
71    
72     if ( $use->{stem} ) {
73     my $stem = EPrints->stem( $content );
74     warn "stem of '$content' didn't return anything\n" unless $stem;
75     $content = $stem;
76     }
77    
78    
79     if ( $use->{score} ) {
80     map { $body .= "$content " } 1 .. $parts->{$part}->[1];
81 dpavlin 14 } else {
82 dpavlin 17 $body .= "$content ";
83 dpavlin 14 }
84 dpavlin 17
85     warn ">>> $body <<<\n" if $debug;
86 dpavlin 14 }
87 dpavlin 1
88 dpavlin 14 $indexer->index( $row->{id}, $body );
89 dpavlin 1 $total++;
90 dpavlin 14 print STDERR "$total: ", $row->{id}, " ", _x( $row->{title} ), " - ", length($body), " bytes\n";
91 dpavlin 1 }
92    
93    
94     print STDERR "\nNow adding $total items to the database...";
95     $indexer->finish();
96     print STDERR "done!\n";
97    

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