/usr/share/perl5/Debconf/FrontEnd/Web.pm is in debconf 1.5.66.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 | #!/usr/bin/perl -w
# This file was preprocessed, do not edit!
package Debconf::FrontEnd::Web;
use IO::Socket;
use IO::Select;
use CGI;
use strict;
use Debconf::Gettext;
use base qw(Debconf::FrontEnd);
sub init {
my $this=shift;
$this->SUPER::init(@_);
$this->port(8001) unless defined $this->port;
$this->formid(0);
$this->interactive(1);
$this->capb('backup');
$this->need_tty(0);
$this->server(IO::Socket::INET->new(
LocalPort => $this->port,
Proto => 'tcp',
Listen => 1,
Reuse => 1,
LocalAddr => '127.0.0.1',
)) || die "Can't bind to ".$this->port.": $!";
print STDERR sprintf(gettext("Note: Debconf is running in web mode. Go to http://localhost:%i/"),$this->port)."\n";
}
sub client {
my $this=shift;
$this->{client}=shift if @_;
return $this->{client} if $this->{client};
my $select=IO::Select->new($this->server);
1 while ! $select->can_read(1);
my $client=$this->server->accept;
my $commands='';
while (<$client>) {
last if $_ eq "\r\n";
$commands.=$_;
}
$this->commands($commands);
$this->{client}=$client;
}
sub closeclient {
my $this=shift;
close $this->client;
$this->client('');
}
sub showclient {
my $this=shift;
my $page=shift;
my $client=$this->client;
print $client $page;
}
sub go {
my $this=shift;
$this->backup('');
my $httpheader="HTTP/1.0 200 Ok\nContent-type: text/html\n\n";
my $form='';
my $id=0;
my %idtoelt;
foreach my $elt (@{$this->elements}) {
$idtoelt{$id}=$elt;
$elt->id($id++);
my $html=$elt->show;
if ($html ne '') {
$form.=$html."<hr>\n";
}
}
return 1 if $form eq '';
my $formid=$this->formid(1 + $this->formid);
$form="<html>\n<title>".$this->title."</title>\n<body>\n".
"<form><input type=hidden name=formid value=$formid>\n".
$form."<p>\n";
if ($this->capb_backup) {
$form.="<input type=submit value=".gettext("Back")." name=back>\n";
}
$form.="<input type=submit value=".gettext("Next").">\n";
$form.="</form>\n</body>\n</html>\n";
my $query;
do {
$this->showclient($httpheader . $form);
$this->closeclient;
$this->client;
my @get=grep { /^GET / } split(/\r\n/, $this->commands);
my $get=shift @get;
my ($qs)=$get=~m/^GET\s+.*?\?(.*?)(?:\s+.*)?$/;
$query=CGI->new($qs);
} until (defined $query->param('formid') &&
$query->param('formid') eq $formid);
if ($this->capb_backup && defined $query->param('back') &&
$query->param('back') ne '') {
return '';
}
foreach my $id ($query->param) {
next unless $idtoelt{$id};
$idtoelt{$id}->value($query->param($id));
delete $idtoelt{$id};
}
foreach my $elt (values %idtoelt) {
$elt->value('');
}
return 1;
}
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