mws/trunk/MWS.pm

#!/usr/bin/perl -w

package MWS;

use strict;
use warnings;
use Carp;

require Exporter;

our @ISA = qw(Exporter);

our %EXPORT_TAGS = ();
our @EXPORT_OK;
our @EXPORT;

our $VERSION = '1.00';


my $folder;     # placeholder for folders

my $debug = 1;

sub new {
        my $class = shift;
        my $self = {};
        bless($self, $class);

        my $index_file = shift || die "need index file";

        $self->{index} = Plucene::Simple->open($index_file) || die "can't open index '$index_file': $!";

        $self->{mgr} = Mail::Box::Manager->new;

        # placeholder for opened folders
        $self->{folder} = {};

        return $self;
}


sub fetch_message {
        my $self = shift;

        my $mbox_id = shift || die "need mbox_id!";
        my ($mbox,$id) = split(/ /,$mbox_id);

        if (! $self->{folder}->{$mbox}) {
                $self->{folder}->{$mbox} = $self->{mgr}->open($mbox);
                print STDERR "## open($mbox)\n" if ($debug);
        }

        my $message = $self->{folder}->{$mbox}->find($id) ||
                print STDERR "can't find message $id in $mbox. Time to re-index?\n";
        
        return $message;
}


sub search {
        my $self = shift;

        my $s = shift || carp "search called without argument!";

        my @index_ids = $self->{index}->search($s);

        $self->{'index_ids'} = \@index_ids;

        my $results = $#index_ids + 1;
        $self->{'results'} = $results;

        $self->{'curr_result'} = 0;

        return $results || 'error';
}

sub unroll($$$) {
        my ($message,$part,$sub) = @_;

        my @arr;

        foreach my $from ($message->$part) {
                push @arr, $from->$sub;
        }
        return \@arr;
}
        
sub fetch_result {
        my $self = shift;

        croak "results called before search!" if (! $self->{'index_ids'});

        my $curr = $self->{'curr_result'}++;

        my $id = $self->{'index_ids'}->[$curr];

        return if (! $id);

        my $message = $self->fetch_message($id);

        my $row;

        $row->{'from'} = unroll($message,'from','phrase');
        $row->{'subject'} = $message->get('Subject');

        return $row;
        
}
1	#!/usr/bin/perl -w
2
3	package MWS;
4
5	use strict;
6	use warnings;
7	use Carp;
8
9	require Exporter;
10
11	our @ISA = qw(Exporter);
12
13	our %EXPORT_TAGS = ();
14	our @EXPORT_OK;
15	our @EXPORT;
16
17	our $VERSION = '1.00';
18
19
20	my $folder; # placeholder for folders
21
22	my $debug = 1;
23
24	sub new {
25	my $class = shift;
26	my $self = {};
27	bless($self, $class);
28
29	my $index_file = shift \|\| die "need index file";
30
31	$self->{index} = Plucene::Simple->open($index_file) \|\| die "can't open index '$index_file': $!";
32
33	$self->{mgr} = Mail::Box::Manager->new;
34
35	# placeholder for opened folders
36	$self->{folder} = {};
37
38	return $self;
39	}
40
41
42	sub fetch_message {
43	my $self = shift;
44
45	my $mbox_id = shift \|\| die "need mbox_id!";
46	my ($mbox,$id) = split(/ /,$mbox_id);
47
48	if (! $self->{folder}->{$mbox}) {
49	$self->{folder}->{$mbox} = $self->{mgr}->open($mbox);
50	print STDERR "## open($mbox)\n" if ($debug);
51	}
52
53	my $message = $self->{folder}->{$mbox}->find($id) \|\|
54	print STDERR "can't find message $id in $mbox. Time to re-index?\n";
55
56	return $message;
57	}
58
59
60	sub search {
61	my $self = shift;
62
63	my $s = shift \|\| carp "search called without argument!";
64
65	my @index_ids = $self->{index}->search($s);
66
67	$self->{'index_ids'} = \@index_ids;
68
69	my $results = $#index_ids + 1;
70	$self->{'results'} = $results;
71
72	$self->{'curr_result'} = 0;
73
74	return $results \|\| 'error';
75	}
76
77	sub unroll($$$) {
78	my ($message,$part,$sub) = @_;
79
80	my @arr;
81
82	foreach my $from ($message->$part) {
83	push @arr, $from->$sub;
84	}
85	return \@arr;
86	}
87
88	sub fetch_result {
89	my $self = shift;
90
91	croak "results called before search!" if (! $self->{'index_ids'});
92
93	my $curr = $self->{'curr_result'}++;
94
95	my $id = $self->{'index_ids'}->[$curr];
96
97	return if (! $id);
98
99	my $message = $self->fetch_message($id);
100
101	my $row;
102
103	$row->{'from'} = unroll($message,'from','phrase');
104	$row->{'subject'} = $message->get('Subject');
105
106	return $row;
107
108	}