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#!/usr/bin/perl -w |
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use strict; |
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# |
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# simple implementation to use SWISH-e with queryies like |
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# Lucene (subject:something) |
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# |
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|
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use SWISH::API; |
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use Text::Iconv; |
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use Data::Dumper; |
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|
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my $iso2utf = Text::Iconv->new('ISO-8859-2','UTF-8'); |
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my $utf2iso = Text::Iconv->new('UTF-8','ISO-8859-2'); |
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sub open_index { |
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my $self = shift; |
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my $swish = $self->{index}; |
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if (! $swish) { |
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my $index_file = $self->{index_file} || croak "open_index needs index filename"; |
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$index_file .= "/swish-e"; |
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print STDERR "opening index '$index_file'\n"; |
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$swish = SWISH::API->new($index_file); |
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$swish->AbortLastError if $swish->Error; |
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$self->{index} = $swish; |
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} |
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return $swish; |
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} |
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sub search_index { |
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my $self = shift; |
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my $s = shift || croak "search_index needs query"; |
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my $index = $self->open_index; |
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|
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if ($s =~ /:/) { |
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my ($fld,$val) = split(/:/,$s,2); |
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$s = "$fld=($val)"; |
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} |
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print STDERR "swish search: $s\n"; |
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|
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# convert to UTF-8 |
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$s = $iso2utf->convert($s) || $s; |
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my $results = $index->Query($s); |
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|
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# store total number of hits |
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$self->{'total_hits'} = $results->Hits; |
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my @res_ids; |
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my $count = 1; |
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while ( my $r = $results->NextResult ) { |
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sub p($$) { |
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my ($r,$prop) = @_; |
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$prop = $r->Property($prop); |
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$prop =~ s/##lf##/\n/gs; |
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return $utf2iso->convert($prop); |
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} |
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|
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my $id = p($r,"swishdocpath"); |
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push @res_ids, $id; |
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|
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foreach my $p (qw(from to cc bcc)) { |
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@{$self->{cache}->{$id}->{$p}} = split(/##/, p($r,$p.'_phrase')); |
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} |
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foreach my $p (qw(subject body date)) { |
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$self->{cache}->{$id}->{$p} = p($r,$p); |
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} |
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# this is redundant, but needed for templates later... |
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$self->{cache}->{$id}->{'id'} = $id; |
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last if (++$count > $self->{max_results}); |
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} |
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return @res_ids; |
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} |
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sub add_index { |
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my $self = shift; |
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my $mbox_id = shift || croak "add_index needs mbox_id"; |
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my $document = shift || croak "add_index needs document"; |
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my ($mbox,$id) = split(/\s/,$mbox_id,2); |
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my $xml = qq{<message>}; |
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foreach my $tag (keys %$document) { |
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my $data = $document->{$tag}; |
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next if (! $data || $data eq ''); |
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# save [cr/]lf before conversion to XML |
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$data =~ s/\n\r/##lf##/gs; |
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$data =~ s/\n/##lf##/gs; |
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$xml .= "<$tag><![CDATA[".$data."]]></$tag>\n"; |
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} |
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$xml .= qq{</message>}; |
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$xml = $iso2utf->convert($xml); |
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use bytes; # as opposed to chars |
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print "Path-Name: $mbox $id\n"; |
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print "Content-Length: ".(length($xml)+1)."\n"; |
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print "Document-Type: XML\n\n$xml\n"; |
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} |
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sub close_index { |
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my $self = shift; |
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} |
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1; |
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