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#!/usr/bin/perl
use lib qw(/usr/lib/libDrakX);
# i18n: IMPORTANT: to get correct namespace (drakguard instead of libDrakX)
BEGIN { unshift @::textdomains, 'drakguard' }
use strict;
use diagnostics;
use common;
use standalone;
use mygtk2;
use ugtk2 qw(:create :helpers :wrappers);
use Gtk2::SimpleList;
use interactive;
use network::shorewall;
use network::squid;
use services;
my $toolname = 'drakguard';
my $title = N("Parental Control");
my $icon = "IC-control-52";
$ugtk2::wm_icon = $icon;
my $w = ugtk2->new($title);
#- so that transient_for is defined, for wait messages and popups to be centered
$::main_window = $w->{real_window};
my $in = interactive->vnew('su');
my $shorewall = network::shorewall::read();
my $allusers_list = Gtk2::SimpleList->new(N("All users") => 'text');
$allusers_list->get_selection->set_mode('multiple');
@{$allusers_list->{data}} = sort(list_users());
my $users_list = Gtk2::SimpleList->new(N("Allowed users") => 'text');
$users_list->get_selection->set_mode('multiple');
my $whitelist = Gtk2::SimpleList->new(N("Allowed addresses") => 'text');
$whitelist->get_selection->set_mode('multiple');
my $blacklist = Gtk2::SimpleList->new(N("Forbidden addresses") => 'text');
$blacklist->get_selection->set_mode('multiple');
my ($enable, $level, $time_control, $allow_time_change);
$level ||= "Normal";
sub update_time_change {
gtkval_modify(\$allow_time_change, $enable && $time_control);
}
$w->{ok_clicked} = \&save;
$w->{cancel_clicked} = \&quit_gui;
gtkadd($w->{window},
gtknew('VBox', spacing => 5, children => [
$::isEmbedded ? () : (0, Gtk2::Banner->new($icon, $title)),
1, gtknew('Notebook', children => [
gtknew('Label', text => N("Configuration")),
gtknew('VBox', spacing => 5, border_width => 5, children => [
1, gtknew('WrappedLabel', text => N("This tool allows to configure parental control. It can block access to web sites and restrict connection during a specified timeframe.")),
1, gtknew('Label'),
0, gtknew('Title2', label => N("Main options")),
0, gtknew('CheckButton', text => N("Enable parental control"),
active_ref => \$enable, toggled => \&update_time_change),
0, gtknew('HBox', children_tight => [
gtknew('Label_Left', text_markup => N("Control level"),
alignment => [ 0, 0.5 ]),
gtknew('ComboBox',
list => [ N_("Low"), N_("Normal"), N_("High") ],
text_ref => \$level,
sensitive_ref => \$enable,
format => \&translate),
]),
1, gtknew('Label'),
0, gtknew('Title2', label => N("User access")),
0, gtknew('HBox', spacing => 5, children_tight => [
$allusers_list,
gtknew('VBox', spacing => 5, children_tight => [
gtknew('Button', text => N("Add")),
gtknew('Button', text => N("Remove")),
]),
$users_list,
]),
1, gtknew('Label'),
0, gtknew('Title2', label => N("Time control")),
0, gtknew('CheckButton', text => N("Allow connections only between these times:"),
active_ref => \$time_control, sensitive_ref => \$enable,
toggled => \&update_time_change),
0, gtknew('HBox', spacing => 20, children_tight => [
gtknew('Label', text => N("Start:")),
gtknew('HBox', spacing => 2, children_tight => [
gtknew('SpinButton', lower => 0, upper => 24, step_increment => 1, value => 18,
sensitive_ref => \$allow_time_change),
gtknew('Label', text => ':'),
gtknew('SpinButton', lower => 0, upper => 60, step_increment => 1,
sensitive_ref => \$allow_time_change),
]),
gtknew('Label'),
gtknew('Label', text => N("End:")),
gtknew('HBox', spacing => 2, children_tight => [
gtknew('SpinButton', lower => 0, upper => 24, step_increment => 1, value => 21,
sensitive_ref => \$allow_time_change),
gtknew('Label', text => ':'),
gtknew('SpinButton', lower => 0, upper => 60, step_increment => 1,
sensitive_ref => \$allow_time_change),
]),
]),
]),
gtknew('Label', text => N("Blacklist")),
gtknew('VBox', spacing => 5, children => [
1, gtknew('ScrolledWindow', width => 500, height => 300, child => $blacklist),
0, gtknew('HButtonBox', border_width => 5, layout => 'edge', children_loose => [
gtknew('Button', text => N("Remove from blacklist"), clicked => sub { unblacklist(get_selected_blacklist()) }),
]),
]),
gtknew('Label', text => N("Whitelist")),
gtknew('VBox', spacing => 5, children => [
1, gtknew('ScrolledWindow', width => 500, height => 300, child => $whitelist),
0, gtknew('HButtonBox', border_width => 5, layout => 'edge', children_loose => [
gtknew('Button', text => N("Remove from whitelist"), clicked => sub { unwhitelist(get_selected_whitelist()) }),
]),
]),
]),
0, $w->create_okcancel(
undef, undef, undef,
[ N("Help"), sub { run_program::raw({ detach => 1 }, 'drakhelp', '--id', $toolname) } ]),
]),
);
$w->show;
Gtk2->main;
ugtk2::exit(0);
sub list_remove_addr {
my ($list, @addr) = @_;
#- workaround buggy Gtk2::SimpleList array abstraction, it destroys references
@$list = map { member($_->[0], @addr) ? () : [ @$_ ] } @$list;
}
sub get_selected_blacklist() {
uniq(map { $blacklist->{data}[$_][0] } $blacklist->get_selected_indices);
}
sub blacklist {
my @addr = @_;
}
sub unblacklist {
my @addr = @_;
list_remove_addr($blacklist->{data}, @addr);
}
sub get_selected_whitelist() {
uniq(map { $whitelist->{data}[$_][0] } $whitelist->get_selected_indices);
}
sub whitelist {
my @addr = @_;
}
sub unwhitelist {
my @addr = @_;
list_remove_addr($whitelist->{data}, @addr);
}
sub quit_gui() { Gtk2->main_quit }
sub save {
my $proxy_port = 3128;
my $proxy_user = 'squid';
my $guardian_port = 8080;
my $guardian_user = 'dansguardian';
$enable &&
$in->do_pkgs->ensure_binary_is_installed('shorewall', 'shorewall') &&
$in->do_pkgs->ensure_is_installed('squid', '/usr/sbin/squid') &&
$in->do_pkgs->ensure_is_installed('dansguardian', '/usr/sbin/dansguardian')
or quit_gui();
apply_blacklist();
apply_whitelist();
enable_transparent_proxy($proxy_port);
services::set_status($_, $enable) foreach qw(squid dansguardian);
$shorewall->{disabled} = 0 if $enable;
$shorewall->{accept_local_user}{http} = $enable && $proxy_user;
$shorewall->{accept_local_user}{$proxy_port} = $enable && $guardian_user;
network::shorewall::set_redirected_ports($shorewall, 'tcp', $guardian_port, if_($enable, 'http', $proxy_port));
network::shorewall::write($shorewall, $in);
quit_gui();
}
sub enable_transparent_proxy {
my ($port) = @_;
#- FIXME: use network::squid once it is rewritten to be more gentle with the config file
my $done;
my $to_add = "http_port $port transparent\n";
substInFile {
$done = 1 if s|^\s*http_port.*\n|$to_add|;
$_ .= $to_add if eof && !$done;
} $network::squid::squid_conf_file;
}
sub include_guardian_file {
my ($guardian_file, $external_file, $o_category) = @_;
my $to_add = ".Include<$external_file>\n";
my @all = cat_($guardian_file);
if (!member($to_add, @all)) {
output_p($guardian_file, @all, $to_add);
}
output_p($external_file, if_($o_category, qq(#listcategory: "$o_category"\n)))
unless -f $external_file;
}
sub apply_blacklist() {
my $blacklist_top = "/etc/dansguardian/lists/bannedsitelist";
my $blacklist_url_file = "/etc/dansguardian/lists/blacklists/drakguard/urls";
my $blacklist_category = "blocked by Mandriva parental control tool";
include_guardian_file($blacklist_top, $blacklist_url_file, $blacklist_category);
}
sub apply_whitelist() {
my $whitelist_top = "/etc/dansguardian/lists/exceptionurllist";
my $whitelist_url_file = "/etc/dansguardian/lists/whitelists/drakguard/urls";
include_guardian_file($whitelist_top, $whitelist_url_file);
}
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