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# wuftpd-lib.pl
# Functions for configuring wuftpd
BEGIN { push(@INC, ".."); };
use WebminCore;
&init_config();
# get_ftpaccess()
# Returns a list of wuftpd config options
sub get_ftpaccess
{
local @rv;
local $lnum = 0;
open(FTP, $config{'ftpaccess'});
while(<FTP>) {
s/\r|\n//g;
s/#.*$//;
local @v = split(/\s+/, $_);
if (@v) {
push(@rv, { 'name' => shift(@v),
'values' => \@v,
'index' => scalar(@rv),
'line' => $lnum });
}
$lnum++;
}
close(FTP);
return \@rv;
}
# find(name, &config)
sub find
{
local (@rv, $c);
foreach $c (@{$_[1]}) {
push(@rv, $c) if ($c->{'name'} eq $_[0]);
}
return wantarray ? @rv :
@rv ? $rv[0] : undef;
}
# find_value(name, &config)
sub find_value
{
local (@rv, $c);
foreach $c (@{$_[1]}) {
push(@rv, $c->{'values'}) if ($c->{'name'} eq $_[0]);
}
return wantarray ? @rv :
@rv ? $rv[0] : undef;
}
# save_directive(&config, name, &new)
sub save_directive
{
local @old = &find($_[1], $_[0]);
local @new = @{$_[2]};
local $lref = &read_file_lines($config{'ftpaccess'});
local ($i, $change);
for($i=0; $i<@old || $i<@new; $i++) {
if ($i >= @old) {
if ($change) {
# Adding a new directive after one of the same
splice(@$lref, $change->{'line'}+1, 0,
&directive_line($new[$i]));
$new[$i]->{'line'} = $change->{'line'}+1;
&renumber($_[0], $change->{'line'}, 1);
push(@{$_[0]}, $new[$i]);
}
else {
# Adding a new directive at the end
push(@$lref, &directive_line($new[$i]));
$new[$i]->{'line'} = scalar(@$lref);
push(@{$_[0]}, $new[$i]);
}
$change = $new[$i];
}
elsif ($i >= @new) {
# Removing a directive
splice(@$lref, $old[$i]->{'line'}, 1);
splice(@{$_[0]}, &indexof($old[$i], @{$_[0]}), 1);
&renumber($_[0], $old[$i]->{'line'}, -1);
}
else {
# Changing a directive
$lref->[$old[$i]->{'line'}] = &directive_line($new[$i]);
$new[$i]->{'line'} = $old[$i]->{'line'};
$_[0]->[&indexof($old[$i], @{$_[0]})] = $new[$i];
$change = $new[$i];
}
}
}
# renumber(&config, line, offset)
sub renumber
{
foreach $d (@{$_[0]}) {
if ($d->{'line'} > $_[1]) { $d->{'line'} += $_[2]; }
}
}
sub directive_line
{
return join("\t", $_[0]->{'name'}, @{$_[0]->{'values'}});
}
# running_under_inetd()
# Returns the inetd/xinetd object and program if WUFTP is running under one
sub running_under_inetd
{
local ($inet, $inet_mod);
if (&foreign_check('inetd')) {
# Check if ftpd is in inetd
&foreign_require('inetd', 'inetd-lib.pl');
foreach $i (&foreign_call('inetd', 'list_inets')) {
if ($i->[1] && $i->[3] eq 'ftp') {
$inet = $i;
last;
}
}
$inet_mod = 'inetd';
}
elsif (&foreign_check('xinetd')) {
# Check if ftpd is in xinetd
&foreign_require('xinetd', 'xinetd-lib.pl');
foreach $xi (&foreign_call("xinetd", "get_xinetd_config")) {
if ($xi->{'quick'}->{'disable'}->[0] ne 'yes' &&
$xi->{'value'} eq 'ftp') {
$inet = $xi;
last;
}
}
$inet_mod = 'xinetd';
}
else {
# Not supported on this OS .. assume so
$inet = 1;
}
return ($inet, $inet_mod);
}
1;
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