Viewing file:  feedback.cgi (6.39 KB) -rwxr-xr-x
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#!/usr/bin/perl
# Send the webmin feedback form
BEGIN { push(@INC, ".."); };
use WebminCore;
&init_config();
if (&get_product_name() eq 'usermin') {
&switch_to_remote_user();
}
&ReadParseMime();
&error_setup($text{'feedback_err'});
%access = &get_module_acl();
$access{'feedback'} || &error($text{'feedback_ecannot'});
# Construct the email body
$in{'text'} =~ s/\r//g;
$date = localtime(time());
$ver = &get_webmin_version();
if ($in{'name'} && $in{'email'}) {
$from = "$in{'name'} <$in{'email'}>";
$email = $in{'email'};
}
elsif ($in{'email'}) {
$email = $from = $in{'email'};
}
else {
$email = $from = "feedback\@".&get_system_hostname();
}
local $m = $in{'module'};
$m || !$in{'config'} || &error($text{'feedback_emodule'});
&check_os_support($m) && $m !~ /\.\./ || &error($text{'feedback_emodule2'});
if ($m) {
%minfo = &get_module_info($m);
$ver .= " (Module: $minfo{'version'})" if ($minfo{'version'});
$module = "$m ($minfo{'desc'})";
}
else {
$module = "None";
}
if ($gconfig{'nofeedbackcc'}) {
@tolist = ( $gconfig{'feedback_to'} ||
$minfo{'feedback'} ||
$webmin_feedback_address );
}
else {
@tolist = split(/\s+/, $in{'to'});
}
@tolist || &error($text{'feedback_enoto'});
foreach $t (@tolist) {
$headers .= "To: $t\n";
}
$headers .= "From: $from\n";
$headers .= "Subject: $text{'feedback_title'}\n";
$attach[0] = <<EOF;
Content-Type: text/plain
Content-Transfer-Encoding: 7bit
Name: $in{'name'}
Email address: $in{'email'}
Date: $date
Webmin version: $ver
Perl version: $]
Module: $module
Browser: $ENV{'HTTP_USER_AGENT'}
EOF
if ($in{'os'}) {
$uname = `uname -a`;
$attach[0] .= <<EOF;
OS from webmin: $gconfig{'real_os_type'} $gconfig{'real_os_version'}
OS code: $gconfig{'os_type'} $gconfig{'os_version'}
Uname output: $uname
EOF
}
$attach[0] .= "\n".$in{'text'}."\n";
if ($in{'config'} && !$gconfig{'nofeedbackconfig'}) {
# Check if this user has full rights to the module
$access{'feedback'} >= 2 || &error($text{'feedback_ecannot2'});
local %uacl = &get_module_acl(undef, $m);
local %defacl;
local $mdir = &module_root_directory($m);
&read_file("$mdir/defaultacl", \%defacl);
if ($access{'feedback'} != 3) {
foreach $k (keys %uacl) {
if ($defacl{$k} ne $uacl{$k}) {
&error($text{'feedback_econfig'});
}
}
}
# Attach all the text file from the module's config
local %mconfig = &foreign_config($m);
if (keys %mconfig) {
local $a;
$a .= "Content-Type: text/plain; name=\"config\"\n";
$a .= "Content-Transfer-Encoding: 7bit\n";
$a .= "\n";
foreach $k (keys %mconfig) {
$a .= "$k=$mconfig{$k}\n";
}
push(@attach, $a);
}
# Find out what config files the module uses
local @files;
if (-r "$mdir/feedback_files.pl") {
# Ask the module for it's files
&foreign_require($m, "feedback_files.pl");
@files = &foreign_call($m, "feedback_files", $m);
}
# Use all the path in the config
foreach $k (keys %mconfig) {
push(@files, $mconfig{$k}) if ($mconfig{$k} =~ /^\//);
}
@files = &unique(@files);
# Attach those config files that are plain text (less than 5%
# non-ascii characters). Also skip logfiles.
foreach $f (@files) {
next if (!$f || -d $f);
next if ($f =~ /\/var\/log\//);
local $/ = undef;
open(FILE, $f) || next;
local $data = <FILE>;
close(FILE);
local $count = ($data =~ tr/[\000-\176]/[\000-\176]/);
if (!length($data) || 100*$count / length($data) > 95) {
# File is text
local $a;
local $sf = &short_name($f);
$a .= "Content-Type: text/plain; name=\"$sf\"\n";
$a .= "Content-Transfer-Encoding: 7bit\n";
$a .= "\n";
$a .= $data;
push(@attach, $a);
}
}
}
# Include uploaded attached files
foreach $u ('attach0', 'attach1') {
if ($in{$u} ne '') {
local $a;
local $name = &short_name($in{"${u}_filename"});
local $type = $in{"${u}_content_type"};
$type = &guess_mime_type($name) if (!$type);
$a .= "Content-type: $type; name=\"$name\"\n";
$a .= "Content-Transfer-Encoding: base64\n";
$a .= "\n\n";
$a .= &encode_base64($in{$u});
push(@attach, $a);
}
}
# Build the MIME email
$bound = "bound".time();
$mail = $headers;
$mail .= "Content-Type: multipart/mixed; boundary=\"$bound\"\n";
$mail .= "MIME-Version: 1.0\n";
$mail .= "\n";
$mail .= "This is a multi-part message in MIME format.\n";
foreach $a (@attach) {
$mail .= "\n--".$bound."\n";
$mail .= $a;
}
$mail .= "\n--".$bound."--\n";
if (!$in{'mailserver_def'}) {
$ok = &send_via_smtp($in{'mailserver'});
$sent = 3 if ($ok);
}
if (!$sent) {
# Try to send the email by calling sendmail -t
%sconfig = &foreign_config("sendmail");
$sendmail = $sconfig{'sendmail_path'} ? $sconfig{'sendmail_path'}
: &has_command("sendmail");
if (-x $sendmail && open(MAIL, "| $sendmail -t")) {
print MAIL $mail;
if (close(MAIL)) {
$sent = 2;
}
}
}
if (!$sent) {
# Try to connect to a local SMTP server
$ok = &send_via_smtp("localhost");
$sent = 1 if ($ok);
}
if ($sent) {
# Tell the user that it was sent OK
&ui_print_header(undef, $text{'feedback_title'}, "", undef, 0, 1);
if ($sent == 3) {
print &text('feedback_via', join(",", @tolist),
"<tt>$in{'mailserver'}</tt>"),"\n";
}
elsif ($sent == 2) {
print &text('feedback_prog', join(",", @tolist),
"<tt>$sendmail</tt>"),"\n";
}
else {
print &text('feedback_via', join(",", @tolist),
"<tt>localhost</tt>"),"\n";
}
print "<p>\n";
&ui_print_footer("/?cat=$minfo{'category'}", $text{'index'});
# Save settings in config
$gconfig{'feedback_name'} = $in{'name'};
$gconfig{'feedback_email'} = $in{'email'};
$gconfig{'feedback_mailserver'} =
$in{'mailserver_def'} ? undef : $in{'mailserver'};
&write_file("$config_directory/config", \%gconfig);
}
else {
# Give up! Tell the user ..
&error($text{'feedback_esend'});
}
sub send_via_smtp
{
local $error;
&open_socket($_[0], 25, MAIL, \$error);
return 0 if ($error);
&smtp_command(MAIL) || return 0;
&smtp_command(MAIL, "helo ".&get_system_hostname()."\r\n") || return 0;
&smtp_command(MAIL, "mail from: <$email>\r\n") || return 0;
foreach $t (@tolist) {
&smtp_command(MAIL, "rcpt to: <$t>\r\n") || return 0;
}
&smtp_command(MAIL, "data\r\n");
$mail =~ s/\r//g;
$mail =~ s/\n/\r\n/g;
print MAIL $mail;
&smtp_command(MAIL, ".\r\n");
&smtp_command(MAIL, "quit\r\n");
close(MAIL);
return 1;
}
# smtp_command(handle, command)
sub smtp_command
{
local ($m, $c) = @_;
print $m $c;
local $r = <$m>;
return $r =~ /^[23]\d+/;
}
sub short_name
{
$_[0] =~ /([^\\\/]+)$/;
return $1;
}
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