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#!/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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