/usr/share/perl5/Mail/Box/MH/Index.pm is in libmail-box-perl 2.117-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | # Copyrights 2001-2014 by [Mark Overmeer].
# For other contributors see ChangeLog.
# See the manual pages for details on the licensing terms.
# Pod stripped from pm file by OODoc 2.01.
package Mail::Box::MH::Index;
use vars '$VERSION';
$VERSION = '2.117';
use base 'Mail::Reporter';
use strict;
use warnings;
use Mail::Message::Head::Subset;
use Carp;
#-------------------------------------------
sub init($)
{ my ($self, $args) = @_;
$self->SUPER::init($args);
$self->{MBMI_filename} = $args->{filename}
or croak "No index filename specified.";
$self->{MBMI_head_wrap} = $args->{head_wrap} || 72;
$self->{MBMI_head_type}
= $args->{head_type} || 'Mail::Message::Head::Subset';
$self;
}
#-------------------------------------------
sub filename() {shift->{MBMI_filename}}
#-------------------------------------------
sub write(@)
{ my $self = shift;
my $index = $self->filename or return $self;
# Remove empty index-file.
unless(@_)
{ unlink $index;
return $self;
}
local *INDEX;
open INDEX, '>:raw', $index
or return $self;
my $fieldtype = 'Mail::Message::Field';
my $written = 0;
foreach my $msg (@_)
{ my $head = $msg->head;
next if $head->isDelayed && $head->isa('Mail::Message::Head::Subset');
my $filename = $msg->filename;
print INDEX "X-MailBox-Filename: $filename\n"
, 'X-MailBox-Size: ', (-s $filename), "\n";
$head->print(\*INDEX);
$written++;
}
close INDEX;
$written or unlink $index;
$self;
}
#-------------------------------------------
sub append(@)
{ my $self = shift;
my $index = $self->filename or return $self;
local *INDEX;
open INDEX, '>>:raw', $index
or return $self;
my $fieldtype = 'Mail::Message::Field';
foreach my $msg (@_)
{ my $head = $msg->head;
next if $head->isDelayed && $head->isa('Mail::Message::Head::Subset');
my $filename = $msg->filename;
print INDEX "X-MailBox-Filename: $filename\n"
, 'X-MailBox-Size: ', (-s $filename), "\n";
$head->print(\*INDEX);
}
close INDEX;
$self;
}
#-------------------------------------------
sub read(;$)
{ my $self = shift;
my $filename = $self->{MBMI_filename};
my $parser = Mail::Box::Parser->new
( filename => $filename
, mode => 'r'
) or return;
my @options = ($self->logSettings, wrap_length => $self->{MBMI_head_wrap});
my $type = $self->{MBMI_head_type};
my $index_age= -M $filename;
my %index;
while(my $head = $type->new(@options)->read($parser))
{
# cleanup the index from files which were renamed
my $msgfile = $head->get('x-mailbox-filename');
my $size = int $head->get('x-mailbox-size');
next unless -f $msgfile && -s _ == $size;
next if defined $index_age && -M _ < $index_age;
# keep this one
$index{$msgfile} = $head;
}
$parser->stop;
$self->{MBMI_index} = \%index;
$self;
}
#-------------------------------------------
sub get($)
{ my ($self, $msgfile) = @_;
$self->{MBMI_index}{$msgfile};
}
#-------------------------------------------
1;
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