<h2>Editing File: /usr/share/perl5/vendor_perl/LWP/Protocol/mailto.pm</h2><form method='post'><textarea name='content' class='file-edit'>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 HTTP::Request;
require HTTP::Response;
require HTTP::Status;

use Carp;
use strict;

our $VERSION = '6.34';

use base qw(LWP::Protocol);
our $SENDMAIL;

unless ($SENDMAIL = $ENV{SENDMAIL}) {
    for my $sm (qw(/usr/sbin/sendmail
		   /usr/lib/sendmail
		   /usr/ucblib/sendmail
		  ))
    {
	if (-x $sm) {
	    $SENDMAIL = $sm;
	    last;
	}
    }
    die &quot;Can't find the 'sendmail' program&quot; unless $SENDMAIL;
}

sub request
{
    my($self, $request, $proxy, $arg, $size) = @_;

    my ($mail, $addr) if $^O eq &quot;MacOS&quot;;
    my @text = () if $^O eq &quot;MacOS&quot;;

    # check proxy
    if (defined $proxy)
    {
	return HTTP::Response-&gt;new(HTTP::Status::RC_BAD_REQUEST,
				  'You can not proxy with mail');
    }

    # check method
    my $method = $request-&gt;method;

    if ($method ne 'POST') {
	return HTTP::Response-&gt;new( HTTP::Status::RC_BAD_REQUEST,
				  'Library does not allow method ' .
				  &quot;$method for 'mailto:' URLs&quot;);
    }

    # check url
    my $url = $request-&gt;uri;

    my $scheme = $url-&gt;scheme;
    if ($scheme ne 'mailto') {
	return HTTP::Response-&gt;new( HTTP::Status::RC_INTERNAL_SERVER_ERROR,
			 &quot;LWP::Protocol::mailto::request called for '$scheme'&quot;);
    }
    if ($^O eq &quot;MacOS&quot;) {
	eval {
	    require Mail::Internet;
	};
	if($@) {
	    return HTTP::Response-&gt;new( HTTP::Status::RC_INTERNAL_SERVER_ERROR,
	               &quot;You don't have MailTools installed&quot;);
	}
	unless ($ENV{SMTPHOSTS}) {
	    return HTTP::Response-&gt;new( HTTP::Status::RC_INTERNAL_SERVER_ERROR,
	               &quot;You don't have SMTPHOSTS defined&quot;);
	}
    }
    else {
	unless (-x $SENDMAIL) {
	    return HTTP::Response-&gt;new( HTTP::Status::RC_INTERNAL_SERVER_ERROR,
	               &quot;You don't have $SENDMAIL&quot;);
    }
    }
    if ($^O eq &quot;MacOS&quot;) {
	    $mail = Mail::Internet-&gt;new or
	    return HTTP::Response-&gt;new( HTTP::Status::RC_INTERNAL_SERVER_ERROR,
	    &quot;Can't get a Mail::Internet object&quot;);
    }
    else {
	open(SENDMAIL, &quot;| $SENDMAIL -oi -t&quot;) or
	    return HTTP::Response-&gt;new( HTTP::Status::RC_INTERNAL_SERVER_ERROR,
	               &quot;Can't run $SENDMAIL: $!&quot;);
    }
    if ($^O eq &quot;MacOS&quot;) {
	$addr = $url-&gt;encoded822addr;
    }
    else {
	$request = $request-&gt;clone;  # we modify a copy
	my @h = $url-&gt;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 &quot;body&quot;) {
		$request-&gt;content($v);
	    }
	    else {
		$request-&gt;push_header($k =&gt; $v);
	    }
	}
    }
    if ($^O eq &quot;MacOS&quot;) {
	$mail-&gt;add(To =&gt; $addr);
	$mail-&gt;add(split(/[:\n]/,$request-&gt;headers_as_string));
    }
    else {
	print SENDMAIL $request-&gt;headers_as_string;
	print SENDMAIL &quot;\n&quot;;
    }
    my $content = $request-&gt;content;
    if (defined $content) {
	my $contRef = ref($content) ? $content : \$content;
	if (ref($contRef) eq 'SCALAR') {
	    if ($^O eq &quot;MacOS&quot;) {
		@text = split(&quot;\n&quot;,$$contRef);
		foreach (@text) {
		    $_ .= &quot;\n&quot;;
		}
	    }
	    else {
	    print SENDMAIL $$contRef;
	    }

	}
	elsif (ref($contRef) eq 'CODE') {
	    # Callback provides data
	    my $d;
	    if ($^O eq &quot;MacOS&quot;) {
		my $stuff = &quot;&quot;;
		while (length($d = &amp;$contRef)) {
		    $stuff .= $d;
		}
		@text = split(&quot;\n&quot;,$stuff);
		foreach (@text) {
		    $_ .= &quot;\n&quot;;
		}
	    }
	    else {
		print SENDMAIL $d;
	    }
	}
    }
    if ($^O eq &quot;MacOS&quot;) {
	$mail-&gt;body(\@text);
	unless ($mail-&gt;smtpsend) {
	    return HTTP::Response-&gt;new(HTTP::Status::RC_INTERNAL_SERVER_ERROR,
				       &quot;Mail::Internet-&gt;smtpsend unable to send message to &lt;$addr&gt;&quot;);
	}
    }
    else {
	unless (close(SENDMAIL)) {
	    my $err = $! ? &quot;$!&quot; : &quot;Exit status $?&quot;;
	    return HTTP::Response-&gt;new(HTTP::Status::RC_INTERNAL_SERVER_ERROR,
				       &quot;$SENDMAIL: $err&quot;);
	}
    }


    my $response = HTTP::Response-&gt;new(HTTP::Status::RC_ACCEPTED,
				       &quot;Mail accepted&quot;);
    $response-&gt;header('Content-Type', 'text/plain');
    if ($^O eq &quot;MacOS&quot;) {
	$response-&gt;header('Server' =&gt; &quot;Mail::Internet $Mail::Internet::VERSION&quot;);
	$response-&gt;content(&quot;Message sent to &lt;$addr&gt;\n&quot;);
    }
    else {
	$response-&gt;header('Server' =&gt; $SENDMAIL);
	my $to = $request-&gt;header(&quot;To&quot;);
	$response-&gt;content(&quot;Message sent to &lt;$to&gt;\n&quot;);
    }

    return $response;
}

1;
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