#!/usr/bin/perl # Date: Sat, 15 Jul 1995 20:02:11 +0200 # From: Michael Kellen # $Id: mailto.pl 1.0 1995/01/03 19:05:15 michael Exp michael $ # # written by Michael Kellen, February 1995 # # MICHAEL KELLEN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, # INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO # EVENT SHALL MICHAEL KELLEN BE LIABLE FOR ANY SPECIAL, INDIRECT OR # CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF # USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR # OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR # PERFORMANCE OF THIS SOFTWARE. # # $Id: mailto.pl 1.1 1995/09/03 14:57:52 michael Exp michael $ # # PGP signature stub added. Only offered if user has set PGPPATH # and defaults to off even then. Set PGPSIGN=CHECKED to default to on. # Stub places PGP signature block around the body of the letter. # # $Id: mailto.pl 1.1a 1995/05/01 16:34:12 michael Exp michael $ # # + <-> (space) handler added $mailer = "/usr/lib/sendmail -t <"; $HOME = "$ENV{'HOME'}"; $HOME = "/home/$ENV{'USER'}" if (!$HOME); $HOME = "/tmp" if (!$HOME); $pgppath = "$ENV{'PGPPATH'}"; $PGPsigncmd = "/usr/local/bin/xterm -e pgp -sta"; $retval = &ParseRequest; &GetCall if $retval; &PostCall; &HTTPHappy; sub ParseRequest { # Parse incoming URL of the form # # GET mailto:address or POST mailto://server/group ($http_cmd, $http_uri, $http_id) = split (/\s+/, <>, 3); while (<>) { chop; ($type,$value) = split ( '\s*:\s+' , $_, 2); if ($type eq "") { last; } if ( $type eq "X-hostname" ) { $server = $value; } if ( $type eq "X-filename" ) { $address = $value; $address =~ s/\+/ /g; } } return 1 if ($http_cmd =~ /GET/); $_ = ; chop ; ($head,$body,$sig,$signbox) = split( '&', $_, 4); $head =~ s/HEAD=//; $body =~ s/BODY=//; $sig =~ s/SIG=//; ($sign) = $signbox =~ /\bSIGN=(on)/; ($pgpsign) = $signbox =~ /PGPSIGN=(on)/; return 0; } sub GetCall { $mailer = "$ENV{'MAIL_CLIENT'}"; if ($mailer) { system ("$mailer $address"); &Abort if ($?); &HTTPHappy; } $sigfile = "$ENV{'SIGNATURE'}"; $sigfile = "$HOME/.signature" if (!$sigfile); if ( -r $sigfile ) { open (SIG, "$sigfile"); while() { $signature .= $_; } close(SIG); } else { $signature = $sigfile; } $REPLYTO = "$ENV{'REPLYTO'}"; $reply = "Reply-To: $REPLYTO\n"; $form = "Mailing to $address\n"; $form .= ""; $form_length = length ($form); print "HTTP/1.0 200 OK\n"; print "Content-type: text/html\n"; print "Content-length: $form_length\n\n"; print "$form\n"; exit 0; } sub PostCall { while ( $head =~ /([^%]*)%([0-9A-E][0-9A-E])(.*)/ ) { $head = sprintf("%s%c%s", $1,hex($2), $3); } $head =~ s/\+/ /g; while ( $body =~ /([^%]*)%([0-9A-E][0-9A-E])(.*)/ ) { $body = sprintf("%s%c%s", $1,hex($2), $3); } $body =~ s/\+/ /g; if ( $sign eq "on" ) { while ( $sig =~ /([^%]*)%([0-9A-E][0-9A-E])(.*)/ ) { $sig = sprintf("%s%c%s", $1,hex($2), $3); } } $sig =~ s/\+/ /g; if ( $pgpsign eq "on" ) { &PGPsign; } open(TMP, ">$HOME/.letter"); print TMP "$head\n"; print TMP "$body\n"; print TMP "--\n$sig\n" if ($sign eq "on"); close(TMP); system("$mailer $HOME/.letter"); &Abort if ($?); unlink "$HOME/.letter"; } sub Abort { $deadtmpfile = "$HOME/dead.letter"; open(DEAD,">>$deadtmpfile"); open(TMP,"$HOME/.letter"); $\ = ""; while(){ print DEAD $_; } close(DEAD); close(TMPFILE); unlink "$HOME/.letter"; $message = "Mail Error\n"; $message .= "

Unable to send mail to $address

\n"; $message .= "
A copy of the response has been appended to "; $message .= "$deadtmpfile\n"; $content_length = length($message); print STDOUT "HTTP/1.0 200 OK\n"; print STDOUT "Content-type: text/html\n"; print STDOUT "Content-length: $content_length\n\n"; print STDOUT $message; exit 0; } sub HTTPHappy { print "HTTP/1.0 200 OK\n"; print "Content-type: application/none\n"; print "Content-length: 10\n\n"; print "Mail Done\n"; exit 0; } sub PGPsign { $tmpfile = "/usr/tmp/mail$$"; open(TMP,">$tmpfile"); print TMP "$body\n"; close(TMP); system("$PGPsigncmd $tmpfile"); return if ($?); unlink $tmpfile; $body = ""; open(TMP,"${tmpfile}.asc"); while() { $body .= $_; } close(TMP); unlink "${tmpfile}.asc"; return; }