PAL.C.T MINI SHELL
# vgetty-lib.pl
# Common functions for editing the vgetty config files
# XXX options under ring_type
# XXX DTMF command shells http://vocp.sourceforge.net/
# XXX DTMF terminals http://telephonectld.sourceforge.net/
BEGIN { push(@INC, ".."); };
use WebminCore;
&init_config();
# vgetty_inittabs()
# Returns a list of inittab entries for mgetty, with options parsed
sub vgetty_inittabs
{
local @rv;
foreach $i (&inittab::parse_inittab()) {
if ($i->{'process'} =~ /^(\S*vgetty)\s*(.*)\s+((\/.*)?tty\S+)(\s+(\S+))?$/) {
$i->{'vgetty'} = $1;
$i->{'args'} = $2;
$i->{'tty'} = $3;
$i->{'ttydefs'} = $6;
push(@rv, $i);
}
elsif ($i->{'process'} =~ /^(\S*mgetty)\s*(.*)\s+((\/.*)?tty\S+)/) {
$i->{'mgetty'} = $1;
$i->{'tty'} = $3;
push(@rv, $i);
}
}
return @rv;
}
# get_config()
# Parse the vgetty config file into a series of directives
sub get_config
{
local @rv;
local $lnum = 0;
open(CONFIG, "<".$config{'vgetty_config'});
while(<CONFIG>) {
s/\r|\n//g;
s/#.*$//;
local @v;
while(/^\s*"([^"]*)"(.*)/ ||
/^\s*'([^']*)'(.*)/ ||
/^\s*(\S+)(.*)/) {
push(@v, $1);
$_ = $2;
}
if (@v) {
push(@rv, { 'line' => $lnum,
'index' => scalar(@rv),
'name' => shift(@v),
'values' => \@v });
}
$lnum++;
}
close(CONFIG);
return @rv;
}
# find(name, &config)
# Finds one more more config entries with the given name
sub find
{
local ($c, @rv);
foreach $c (@{$_[1]}) {
push(@rv, $c) if (lc($c->{'name'}) eq lc($_[0]));
}
return wantarray ? @rv : $rv[0];
}
# find_value(name, &config)
sub find_value
{
local @v = &find($_[0], $_[1]);
return undef if (!@v);
return wantarray ? @{$v[0]->{'values'}} : $v[0]->{'values'}->[0];
}
# tty_opt_file(base, tty)
sub tty_opt_file
{
local $tf = $_[1];
$tf =~ s/^\/dev\///;
$tf =~ s/\//\./g;
$tf = "$_[0].$tf";
return $tf;
}
# answer_mode_input(value, name)
sub answer_mode_input
{
local @modes = ( '', 'voice', 'fax', 'data' );
local @am = split(/:/, $_[0]);
local ($i, $rv);
for($i=0; $i<3; $i++) {
$rv .= "<select name=$_[1]_$i>\n";
foreach $m (@modes) {
$rv .= sprintf "<option value='%s' %s>%s</option>\n",
$m, $am[$i] eq $m ? "selected" : "", $text{"vgetty_ans_$m"};
}
$rv .= "</select> ";
}
return $rv;
}
# parse_answer_mode(name)
sub parse_answer_mode
{
local (@rv, $i, $m);
for($i=0; defined($m = $in{"$_[0]_$i"}); $i++) {
push(@rv, $m) if ($m);
}
return join(":", @rv);
}
# receive_dir(&config)
sub receive_dir
{
local $vdir = &find_value("voice_dir", \@conf);
local $rdir = &find_value("receive_dir", \@conf);
return $rdir =~ /^\// ? $rdir : "$vdir/$rdir";
}
# messages_dir(&config)
sub messages_dir
{
local $vdir = &find_value("voice_dir", \@conf);
local $rdir = &find_value("message_dir", \@conf);
return $rdir =~ /^\// ? $rdir : "$vdir/$rdir";
}
# messages_index(&config)
sub messages_index
{
local $dir = &messages_dir($_[0]);
local $ifile = &find_value("message_list", \@conf);
return "$dir/$ifile";
}
# rmd_file_info(file)
sub rmd_file_info
{
local $out = `rmdfile '$_[0]' 2>&1`;
return undef if ($?);
local @st = stat($_[0]);
$_[0] =~ /\/([^\/]+)$/;
local $rv = { 'file' => "$1",
'path' => $_[0],
'size' => $st[7],
'date' => $st[9],
'speed' => $out =~ /speed:\s+(\d+)/i ? "$1" : undef,
'type' => $out =~ /type\s+is:\s+"([^"]+)"/i ? "$1" : undef,
'bits' => $out =~ /sample:\s+(\d+)/i ? "$1" : undef
};
return $rv;
}
# list_rmd_formats()
sub list_rmd_formats
{
local @rv;
open(RMD, "pvftormd -L 2>&1 |");
while(<RMD>) {
if (/^\s+\-\s+(\S+)\s+([0-9, ]+)\s+(.*)/) {
local $code = $1;
local $bits = $2;
local $desc = $3;
$bits =~ s/\s//g;
foreach $b (split(/,/, $bits)) {
push(@rv, { 'code' => $code,
'bits' => $b,
'desc' => &text('pvfdesc',
"$code ($desc)", $b),
'index' => scalar(@rv) });
}
}
}
close(RMD);
return @rv;
}
# save_directive(&config, name, value)
sub save_directive
{
local $lref = &read_file_lines($config{'vgetty_config'});
local $old = &find($_[1], $_[0]);
if ($old) {
$lref->[$old->{'line'}] = "$_[1] $_[2]";
}
else {
push(@$lref, "$_[1] $_[2]");
}
}
# apply_configuration()
# Apply the vgetty serial port configuration. Returns undef on success, or an
# error message on failure
sub apply_configuration
{
local $out = &backquote_logged("telinit q 2>&1 </dev/null");
return "<tt>$out</tt>" if ($?);
&system_logged("killall vgetty");
return undef;
}
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