1 package WebPAC::Output::SWISH;
8 use base qw/WebPAC::Common Class::Accessor/;
9 __PACKAGE__->mk_accessors(qw(
17 use File::Path qw/mkpath/;
18 use Data::Dump qw/dump/;
25 WebPAC::Output::SWISH - Create swish-e full text index
29 our $VERSION = '0.01';
33 Create full text index using swish-e indexer from data with
40 my $out = new WebPAC::Output::SWISH({
50 name of database from which data comes
54 Name of database will be used to form URI of documents in index.
58 our $dir = 'var/swish';
63 my $log = $self->_get_logger;
65 my $database = $self->database || $log->logdie("need database");
67 mkpath $dir if ! -e $dir;
69 my $path = "$dir/$database.conf";
71 open(my $conf, '>', $path) || die "can't open $path: $!";
73 print $conf <<"DEFAULT_SWISH_CONF";
74 # swish-e config file for $database
78 # input file definition
82 MetaNames xml swishdocpath
85 #XMLClassAttributes type
86 UndefinedMetaTags auto
87 UndefinedXMLAttributes auto
89 IndexFile $dir/$database
91 # Croatian ISO-8859-2 characters to unaccented equivalents
92 #TranslateCharacters ¹©ðÐèÈæƾ® ssddcccczz
94 # store data into index
103 close($conf) || die "can't write config $path: $!";
105 $self->index_path( "$dir/$database" );
107 my $swish = "swish-e -S prog -c $path";
108 open( $self->{_swish_fh}, '|-', $swish ) || die "can't open pipe to $swish: $!";
110 $log->info( "created $path ", -s $path, " bytes for ", $self->index_path );
114 $self ? return $self : return undef;
119 my $path = $out->index_path;
123 $out->add( 42, $ds );
127 my %escape = ('<'=>'<', '>'=>'>', '&'=>'&', '"'=>'"');
128 my $escape_re = join '|' => keys %escape;
131 my ($self,$id,$ds) = @_;
133 die "need input" unless $self->input;
135 my $log = $self->_get_logger;
136 $log->debug("id: $id ds = ",sub { dump($ds) });
138 my $database = $self->database || $log->logconfess('no database in $self');
140 my $uri = $self->database . '/' . $self->input . "/$id";
141 $log->debug("creating $uri");
143 # filter all tags which have type defined
144 my $type = $self->type || 'search';
146 ref($ds->{$_}) eq 'HASH' && defined( $ds->{$_}->{$type} )
149 $log->debug("tags = ", join(",", @tags));
151 return unless (@tags);
155 $xml .= "<$_>" . $self->$_ . "</$_>" foreach ( 'database', 'input' );
159 foreach my $tag (@tags) {
161 my $r = ref $ds->{$tag}->{$type};
162 die "tag $tag type $type not ARRAY but '$r' = ",dump( $ds->{$tag}->{$type} ) unless $r eq 'ARRAY';
164 my $vals = join(" ", @{ $ds->{$tag}->{$type} });
168 $vals =~ s/($escape_re)/$escape{$1}/gs;
169 # BW & EW are our markers for tag boundry
170 $xml .= qq{<$tag><![CDATA[BW $vals EW]]></$tag>};
172 $self->{stats}->{attr}->{$tag}++;
173 $self->{stats}->{input}->{ $self->input }->{$tag}++;
175 $data->{$tag} = $vals;
178 # serialize to JSON instead of YAML because we will loose whitespace
179 $data = to_json($data);
180 $xml .= qq{<data><![CDATA[$data]]></data>};
182 $xml .= qq{</all>\n};
184 my $len = length($xml);
186 my $fh = $self->{_swish_fh} || die "_swish_fh missing";
188 print $fh "Path-Name: $uri\nContent-Length: $len\nDocument-Type: XML\n\n$xml" or
189 die "can't add $uri: $@\n$xml";
198 Dump attributes used on disk
204 my $log = $self->_get_logger();
206 my $path = $dir . '/' . $self->{database} . '.yaml';
207 YAML::DumpFile( $path, $self->{stats} );
208 $log->info("created $path ", -s $path, " bytes");
209 $log->debug( dump( $self->{stats} ) );
211 close( $self->{_swish_fh} ) || die "can't close index ", $self->index_path, ": $!";
216 Dobrica Pavlinusic, C<< <dpavlin@rot13.org> >>
218 =head1 COPYRIGHT & LICENSE
220 Copyright 2004-2009 Dobrica Pavlinusic, All Rights Reserved.
222 This program is free software; you can redistribute it and/or modify it
223 under the same terms as Perl itself.