/usr/share/perl5/Mail/Message/Construct/Forward.pm is in libmail-message-perl 3.006-1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 | # Copyrights 2001-2018 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 2.02.
# This code is part of distribution Mail-Message. Meta-POD processed with
# OODoc into POD and HTML manual-pages. See README.md
# Copyright Mark Overmeer. Licensed under the same terms as Perl itself.
package Mail::Message;
use vars '$VERSION';
$VERSION = '3.006';
use strict;
use warnings;
use Mail::Message::Body::Multipart;
use Mail::Message::Body::Nested;
use Scalar::Util 'blessed';
# tests in t/57forw1f.t
sub forward(@)
{ my $self = shift;
my %args = @_;
return $self->forwardNo(@_)
if exists $args{body};
my $include = $args{include} || 'INLINE';
return $self->forwardInline(@_) if $include eq 'INLINE';
my $preamble = $args{preamble};
push @_, preamble => Mail::Message::Body->new(data => $preamble)
if defined $preamble && ! ref $preamble;
return $self->forwardAttach(@_) if $include eq 'ATTACH';
return $self->forwardEncapsulate(@_) if $include eq 'ENCAPSULATE';
$self->log(ERROR => 'Cannot include forward source as $include.');
undef;
}
#------------------------------------------
sub forwardNo(@)
{ my ($self, %args) = @_;
my $body = $args{body};
$self->log(INTERNAL => "No body supplied for forwardNo()")
unless defined $body;
#
# Collect header info
#
my $mainhead = $self->toplevel->head;
# Where it comes from
my $from = $args{From};
unless(defined $from)
{ my @from = $self->to;
$from = \@from if @from;
}
# To whom to send
my $to = $args{To};
$self->log(ERROR => "No address to create forwarded to."), return
unless $to;
# Create a subject
my $srcsub = $args{Subject};
my $subject
= ! defined $srcsub ? $self->forwardSubject($self->subject)
: ref $srcsub ? $srcsub->($self->subject)
: $srcsub;
# Create a nice message-id
my $msgid = $args{'Message-ID'} || $mainhead->createMessageId;
$msgid = "<$msgid>" if $msgid && $msgid !~ /^\s*\<.*\>\s*$/;
# Thread information
my $origid = '<'.$self->messageId.'>';
my $refs = $mainhead->get('references');
my $forward = Mail::Message->buildFromBody
( $body
, From => ($from || '(undisclosed)')
, To => $to
, Subject => $subject
, References => ($refs ? "$refs $origid" : $origid)
);
my $newhead = $forward->head;
$newhead->set(Cc => $args{Cc} ) if $args{Cc};
$newhead->set(Bcc => $args{Bcc} ) if $args{Bcc};
$newhead->set(Date => $args{Date}) if $args{Date};
# Ready
$self->label(passed => 1);
$self->log(PROGRESS => "Forward created from $origid");
$forward;
}
#------------------------------------------
sub forwardInline(@)
{ my ($self, %args) = @_;
my $body = $self->body;
while(1) # simplify
{ if($body->isMultipart && $body->parts==1)
{ $body = $body->part(0)->body }
elsif($body->isNested) { $body = $body->nested->body }
else { last }
}
# Prelude must be a real body, otherwise concatenate will not work
my $prelude = exists $args{prelude} ? $args{prelude}
: $self->forwardPrelude;
$prelude = Mail::Message::Body->new(data => $prelude)
if defined $prelude && ! blessed $prelude;
# Postlude
my $postlude = exists $args{postlude} ? $args{postlude}
: $self->forwardPostlude;
# Binary bodies cannot be inlined, therefore they will be rewritten
# into a forwardAttach... preamble must replace prelude and postlude.
if($body->isMultipart || $body->isBinary)
{ $args{preamble} ||= $prelude->concatenate
( $prelude
, ($args{is_attached} || "[The forwarded message is attached]\n")
, $postlude
);
return $self->forwardAttach(%args);
}
$body = $body->decoded;
my $strip = (!exists $args{strip_signature} || $args{strip_signature})
&& !$body->isNested;
$body = $body->stripSignature
( pattern => $args{strip_signature}
, max_lines => $args{max_signature}
) if $strip;
if(defined(my $quote = $args{quote}))
{ my $quoting = ref $quote ? $quote : sub {$quote . $_};
$body = $body->foreachLine($quoting);
}
#
# Create the message.
#
my $signature = $args{signature};
$signature = $signature->body
if defined $signature && $signature->isa('Mail::Message');
my $composed = $body->concatenate
( $prelude, $body, $postlude
, (defined $signature ? "-- \n" : undef), $signature
);
$self->forwardNo(%args, body => $composed);
}
#------------------------------------------
sub forwardAttach(@)
{ my ($self, %args) = @_;
my $body = $self->body;
my $strip = !exists $args{strip_signature} || $args{strip_signature};
if($body->isMultipart)
{ $body = $body->stripSignature if $strip;
$body = $body->part(0)->body if $body->parts == 1;
}
my $preamble = $args{preamble};
$self->log(ERROR => 'Method forwardAttach requires a preamble'), return
unless ref $preamble;
my @parts = ($preamble, $body);
push @parts, $args{signature} if defined $args{signature};
my $multi = Mail::Message::Body::Multipart->new(parts => \@parts);
$self->forwardNo(%args, body => $multi);
}
#------------------------------------------
sub forwardEncapsulate(@)
{ my ($self, %args) = @_;
my $preamble = $args{preamble};
$self->log(ERROR => 'Method forwardEncapsulate requires a preamble'), return
unless ref $preamble;
my $nested= Mail::Message::Body::Nested->new(nested => $self->clone);
my @parts = ($preamble, $nested);
push @parts, $args{signature} if defined $args{signature};
my $multi = Mail::Message::Body::Multipart->new(parts => \@parts);
$self->forwardNo(%args, body => $multi);
}
#------------------------------------------
# tests in t/57forw0s.t
sub forwardSubject($)
{ my ($self, $subject) = @_;
defined $subject && length $subject ? "Forw: $subject" : "Forwarded";
}
#------------------------------------------
sub forwardPrelude()
{ my $head = shift->head;
my @lines = "---- BEGIN forwarded message\n";
my $from = $head->get('from');
my $to = $head->get('to');
my $cc = $head->get('cc');
my $date = $head->get('date');
push @lines, $from->string if defined $from;
push @lines, $to->string if defined $to;
push @lines, $cc->string if defined $cc;
push @lines, $date->string if defined $date;
push @lines, "\n";
\@lines;
}
#------------------------------------------
sub forwardPostlude()
{ my $self = shift;
my @lines = ("---- END forwarded message\n");
\@lines;
}
#------------------------------------------
#------------------------------------------
1;
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