1 |
dpavlin |
1145 |
package WebPAC::Output::SWISH; |
2 |
|
|
|
3 |
|
|
use warnings; |
4 |
|
|
use strict; |
5 |
|
|
|
6 |
dpavlin |
1147 |
use lib 'lib'; |
7 |
dpavlin |
1145 |
|
8 |
dpavlin |
1147 |
use base qw/WebPAC::Common Class::Accessor/; |
9 |
|
|
__PACKAGE__->mk_accessors(qw( |
10 |
|
|
database |
11 |
|
|
type |
12 |
|
|
|
13 |
|
|
index_path |
14 |
|
|
)); |
15 |
|
|
|
16 |
dpavlin |
1145 |
use File::Path qw/make_path/; |
17 |
|
|
use Data::Dump qw/dump/; |
18 |
|
|
use YAML; |
19 |
|
|
|
20 |
dpavlin |
1147 |
|
21 |
dpavlin |
1145 |
=head1 NAME |
22 |
|
|
|
23 |
|
|
WebPAC::Output::SWISH - Create swish-e full text index |
24 |
|
|
|
25 |
|
|
=cut |
26 |
|
|
|
27 |
|
|
our $VERSION = '0.01'; |
28 |
|
|
|
29 |
|
|
=head1 SYNOPSIS |
30 |
|
|
|
31 |
|
|
Create full text index using swish-e indexer from data with |
32 |
|
|
type C<search>. |
33 |
|
|
|
34 |
|
|
=head1 FUNCTIONS |
35 |
|
|
|
36 |
|
|
=head2 new |
37 |
|
|
|
38 |
dpavlin |
1147 |
my $out = new WebPAC::Output::SWISH({ |
39 |
dpavlin |
1145 |
database => 'demo', |
40 |
dpavlin |
1147 |
}); |
41 |
dpavlin |
1145 |
|
42 |
|
|
Options are: |
43 |
|
|
|
44 |
|
|
=over 4 |
45 |
|
|
|
46 |
|
|
=item database |
47 |
|
|
|
48 |
|
|
name of database from which data comes |
49 |
|
|
|
50 |
|
|
=back |
51 |
|
|
|
52 |
|
|
Name of database will be used to form URI of documents in index. |
53 |
|
|
|
54 |
|
|
=cut |
55 |
|
|
|
56 |
|
|
our $dir = 'var/swish'; |
57 |
|
|
|
58 |
dpavlin |
1147 |
sub init { |
59 |
|
|
my $self = shift; |
60 |
dpavlin |
1145 |
|
61 |
|
|
my $log = $self->_get_logger; |
62 |
|
|
|
63 |
dpavlin |
1147 |
my $database = $self->database || $log->logdie("need database"); |
64 |
dpavlin |
1145 |
|
65 |
dpavlin |
1147 |
make_path $dir if ! -e $dir; |
66 |
dpavlin |
1145 |
|
67 |
|
|
my $path = "$dir/$database.conf"; |
68 |
|
|
|
69 |
|
|
open(my $conf, '>', $path) || die "can't open $path: $!"; |
70 |
|
|
|
71 |
|
|
print $conf <<"DEFAULT_SWISH_CONF"; |
72 |
|
|
# swish-e config file for $database |
73 |
|
|
|
74 |
|
|
IndexDir stdin |
75 |
|
|
|
76 |
|
|
# input file definition |
77 |
|
|
DefaultContents XML* |
78 |
|
|
|
79 |
|
|
# indexed metatags |
80 |
|
|
MetaNames xml swishdocpath |
81 |
|
|
|
82 |
|
|
|
83 |
|
|
#XMLClassAttributes type |
84 |
|
|
UndefinedMetaTags auto |
85 |
|
|
UndefinedXMLAttributes auto |
86 |
|
|
|
87 |
|
|
IndexFile $dir/$database |
88 |
|
|
|
89 |
|
|
# Croatian ISO-8859-2 characters to unaccented equivalents |
90 |
dpavlin |
1147 |
#TranslateCharacters ¹©ðÐèÈæƾ® ssddcccczz |
91 |
dpavlin |
1145 |
|
92 |
|
|
|
93 |
|
|
# disable output |
94 |
|
|
ParserWarnLevel 0 |
95 |
|
|
IndexReport 1 |
96 |
|
|
|
97 |
|
|
DEFAULT_SWISH_CONF |
98 |
|
|
|
99 |
|
|
close($conf) || die "can't write config $path: $!"; |
100 |
|
|
|
101 |
dpavlin |
1147 |
$self->index_path( "$dir/$database" ); |
102 |
dpavlin |
1145 |
|
103 |
|
|
my $swish = "swish-e -S prog -c $path"; |
104 |
dpavlin |
1147 |
open( $self->{_swish_fh}, '|-', $swish ) || die "can't open pipe to $swish: $!"; |
105 |
dpavlin |
1145 |
|
106 |
dpavlin |
1147 |
$log->info( "created $path ", -s $path, " bytes for ", $self->index_path ); |
107 |
|
|
|
108 |
dpavlin |
1145 |
$self->{stats} = {}; |
109 |
|
|
|
110 |
|
|
$self ? return $self : return undef; |
111 |
|
|
} |
112 |
|
|
|
113 |
|
|
=head2 |
114 |
|
|
|
115 |
|
|
my $path = $out->index_path; |
116 |
|
|
|
117 |
|
|
=head2 add |
118 |
|
|
|
119 |
dpavlin |
1147 |
$out->add( 42, $ds ); |
120 |
dpavlin |
1145 |
|
121 |
|
|
=cut |
122 |
|
|
|
123 |
|
|
my %escape = ('<'=>'<', '>'=>'>', '&'=>'&', '"'=>'"'); |
124 |
|
|
my $escape_re = join '|' => keys %escape; |
125 |
|
|
|
126 |
|
|
sub add { |
127 |
dpavlin |
1147 |
my ($self,$id,$ds) = @_; |
128 |
dpavlin |
1145 |
|
129 |
|
|
my $log = $self->_get_logger; |
130 |
dpavlin |
1147 |
$log->debug("id: $id ds = ",sub { dump($ds) }); |
131 |
dpavlin |
1145 |
|
132 |
dpavlin |
1147 |
my $database = $self->database || $log->logconfess('no database in $self'); |
133 |
dpavlin |
1145 |
|
134 |
dpavlin |
1147 |
my $uri = $self->database . "/$id"; |
135 |
dpavlin |
1145 |
$log->debug("creating $uri"); |
136 |
|
|
|
137 |
|
|
# filter all tags which have type defined |
138 |
dpavlin |
1147 |
my $type = $self->type || 'search'; |
139 |
dpavlin |
1145 |
my @tags = grep { |
140 |
dpavlin |
1147 |
ref($ds->{$_}) eq 'HASH' && defined( $ds->{$_}->{$type} ) |
141 |
|
|
} keys %{ $ds }; |
142 |
dpavlin |
1145 |
|
143 |
|
|
$log->debug("tags = ", join(",", @tags)); |
144 |
|
|
|
145 |
|
|
return unless (@tags); |
146 |
|
|
|
147 |
|
|
my $xml = qq{<xml>}; |
148 |
|
|
|
149 |
|
|
foreach my $tag (@tags) { |
150 |
|
|
|
151 |
dpavlin |
1147 |
my $r = ref $ds->{$tag}->{$type}; |
152 |
|
|
die "tag $tag type $type not ARRAY but '$r' = ",dump( $ds->{$tag}->{$type} ) unless $r eq 'ARRAY'; |
153 |
dpavlin |
1145 |
|
154 |
dpavlin |
1147 |
my $vals = join(" ", @{ $ds->{$tag}->{$type} }); |
155 |
|
|
|
156 |
dpavlin |
1145 |
next if ! $vals; |
157 |
|
|
|
158 |
|
|
$vals =~ s/($escape_re)/$escape{$1}/gs; |
159 |
|
|
$xml .= qq{<$tag><![CDATA[$vals]]></$tag>}; |
160 |
|
|
|
161 |
|
|
$self->{stats}->{attr}->{$tag}++; |
162 |
|
|
} |
163 |
|
|
|
164 |
|
|
$xml .= qq{</xml>\n}; |
165 |
|
|
|
166 |
|
|
my $len = length($xml); |
167 |
|
|
|
168 |
dpavlin |
1147 |
my $fh = $self->{_swish_fh} || die "_swish_fh missing"; |
169 |
dpavlin |
1145 |
|
170 |
dpavlin |
1147 |
print $fh "Path-Name: $uri\nContent-Length: $len\nDocument-Type: XML\n\n$xml" or |
171 |
|
|
die "can't add $uri: $@\n$xml"; |
172 |
dpavlin |
1145 |
|
173 |
|
|
return 1; |
174 |
|
|
} |
175 |
|
|
|
176 |
|
|
=head2 finish |
177 |
|
|
|
178 |
|
|
Dump attributes used on disk |
179 |
|
|
|
180 |
|
|
=cut |
181 |
|
|
|
182 |
|
|
sub finish { |
183 |
|
|
my $self = shift; |
184 |
|
|
my $log = $self->_get_logger(); |
185 |
|
|
|
186 |
|
|
my $path = $dir . '/' . $self->{database} . '.yaml'; |
187 |
|
|
YAML::DumpFile( $path, $self->{stats} ); |
188 |
|
|
$log->info("created $path ", -s $path, " bytes"); |
189 |
|
|
$log->debug( dump( $self->{stats} ) ); |
190 |
dpavlin |
1147 |
|
191 |
|
|
close( $self->{_swish_fh} ) || die "can't close index ", $self->index_path, ": $!"; |
192 |
dpavlin |
1145 |
} |
193 |
|
|
|
194 |
|
|
=head1 AUTHOR |
195 |
|
|
|
196 |
|
|
Dobrica Pavlinusic, C<< <dpavlin@rot13.org> >> |
197 |
|
|
|
198 |
|
|
=head1 COPYRIGHT & LICENSE |
199 |
|
|
|
200 |
|
|
Copyright 2004-2009 Dobrica Pavlinusic, All Rights Reserved. |
201 |
|
|
|
202 |
|
|
This program is free software; you can redistribute it and/or modify it |
203 |
|
|
under the same terms as Perl itself. |
204 |
|
|
|
205 |
|
|
=cut |
206 |
|
|
|
207 |
|
|
1; |