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|
package LWP::Protocol::mailto;
# This module implements the mailto protocol. It is just a simple
# frontend to the Unix sendmail program except on MacOS, where it uses
# Mail::Internet.
require LWP::Protocol;
require HTTP::Request;
require HTTP::Response;
require HTTP::Status;
use Carp;
use strict;
use vars qw(@ISA $SENDMAIL);
@ISA = qw(LWP::Protocol);
unless ($SENDMAIL = $ENV{SENDMAIL}) {
for my $sm (qw(/usr/sbin/sendmail
/usr/lib/sendmail
/usr/ucblib/sendmail
))
{
if (-x $sm) {
$SENDMAIL = $sm;
last;
}
}
die "Can't find the 'sendmail' program" unless $SENDMAIL;
}
sub request
{
my($self, $request, $proxy, $arg, $size) = @_;
my ($mail, $addr) if $^O eq "MacOS";
my @text = () if $^O eq "MacOS";
# check proxy
if (defined $proxy)
{
return new HTTP::Response &HTTP::Status::RC_BAD_REQUEST,
'You can not proxy with mail';
}
# check method
my $method = $request->method;
if ($method ne 'POST') {
return new HTTP::Response &HTTP::Status::RC_BAD_REQUEST,
'Library does not allow method ' .
"$method for 'mailto:' URLs";
}
# check url
my $url = $request->uri;
my $scheme = $url->scheme;
if ($scheme ne 'mailto') {
return new HTTP::Response &HTTP::Status::RC_INTERNAL_SERVER_ERROR,
"LWP::Protocol::mailto::request called for '$scheme'";
}
if ($^O eq "MacOS") {
eval {
require Mail::Internet;
};
if($@) {
return new HTTP::Response &HTTP::Status::RC_INTERNAL_SERVER_ERROR,
"You don't have MailTools installed";
}
unless ($ENV{SMTPHOSTS}) {
return new HTTP::Response &HTTP::Status::RC_INTERNAL_SERVER_ERROR,
"You don't have SMTPHOSTS defined";
}
}
else {
unless (-x $SENDMAIL) {
return new HTTP::Response &HTTP::Status::RC_INTERNAL_SERVER_ERROR,
"You don't have $SENDMAIL";
}
}
if ($^O eq "MacOS") {
$mail = Mail::Internet->new or
return new HTTP::Response &HTTP::Status::RC_INTERNAL_SERVER_ERROR,
"Can't get a Mail::Internet object";
}
else {
open(SENDMAIL, "| $SENDMAIL -oi -t") or
return new HTTP::Response &HTTP::Status::RC_INTERNAL_SERVER_ERROR,
"Can't run $SENDMAIL: $!";
}
if ($^O eq "MacOS") {
$addr = $url->encoded822addr;
}
else {
$request = $request->clone; # we modify a copy
my @h = $url->headers; # URL headers override those in the request
while (@h) {
my $k = shift @h;
my $v = shift @h;
next unless defined $v;
if (lc($k) eq "body") {
$request->content($v);
}
else {
$request->push_header($k => $v);
}
}
}
if ($^O eq "MacOS") {
$mail->add(To => $addr);
$mail->add(split(/[:\n]/,$request->headers_as_string));
}
else {
print SENDMAIL $request->headers_as_string;
print SENDMAIL "\n";
}
my $content = $request->content;
if (defined $content) {
my $contRef = ref($content) ? $content : \$content;
if (ref($contRef) eq 'SCALAR') {
if ($^O eq "MacOS") {
@text = split("\n",$$contRef);
foreach (@text) {
$_ .= "\n";
}
}
else {
print SENDMAIL $$contRef;
}
}
elsif (ref($contRef) eq 'CODE') {
# Callback provides data
my $d;
if ($^O eq "MacOS") {
my $stuff = "";
while (length($d = &$contRef)) {
$stuff .= $d;
}
@text = split("\n",$stuff);
foreach (@text) {
$_ .= "\n";
}
}
else {
print SENDMAIL $d;
}
}
}
if ($^O eq "MacOS") {
$mail->body(\@text);
unless ($mail->smtpsend) {
return HTTP::Response->new(&HTTP::Status::RC_INTERNAL_SERVER_ERROR,
"Mail::Internet->smtpsend unable to send message to <$addr>");
}
}
else {
unless (close(SENDMAIL)) {
my $err = $! ? "$!" : "Exit status $?";
return HTTP::Response->new(&HTTP::Status::RC_INTERNAL_SERVER_ERROR,
"$SENDMAIL: $err");
}
}
my $response = HTTP::Response->new(&HTTP::Status::RC_ACCEPTED,
"Mail accepted");
$response->header('Content-Type', 'text/plain');
if ($^O eq "MacOS") {
$response->header('Server' => "Mail::Internet $Mail::Internet::VERSION");
$response->content("Message sent to <$addr>\n");
}
else {
$response->header('Server' => $SENDMAIL);
my $to = $request->header("To");
$response->content("Message sent to <$to>\n");
}
return $response;
}
1;
|
