package any; # $Id$

use diagnostics;
use strict;

#-######################################################################################
#- misc imports
#-######################################################################################
use common qw(:common :system :file :functional);
use commands;
use detect_devices;
use partition_table qw(:types);
use fsedit;
use fs;
use run_program;
use modules;
use log;

sub drakx_version { 
    sprintf "DrakX v%s built %s", $::testing ? ('TEST', scalar gmtime()) : (split('/', cat_("/usr/share/VERSION")))[2,3];
}

sub facesdir {
    my ($prefix) = @_;
    "$prefix/usr/share/faces/";
}
sub face2xpm {
    my ($face, $prefix) = @_;
    facesdir($prefix) . $face . ".xpm";
}
sub facesnames {
    my ($prefix) = @_;
    my $dir = facesdir($prefix);
    my @l = grep { /^[A-Z]/ } all($dir);
    grep { -e "$dir/$_.png" } map { /(.*)\.xpm/ } @l ? @l : all($dir);
}

sub addKdmIcon {
    my ($prefix, $user, $icon) = @_;
    my $dest = "$prefix/usr/share/faces/$user.png";
    eval { commands::cp("-f", facesdir($prefix) . $icon . ".png", $dest) } if $icon;
}

sub allocUsers {
    my ($prefix, $users) = @_;
    my @m = my @l = facesnames($prefix);
    foreach (grep { !$_->{icon} || $_->{icon} eq "automagic" } @$users) {
	$_->{auto_icon} = splice(@m, rand(@m), 1); #- known biased (see cookbook for better)
	log::l("auto_icon is $_->{auto_icon}");
	@m = @l unless @m;
    }
}

sub addUsers {
    my ($prefix, $users) = @_;
    my $msec = "$prefix/etc/security/msec";

    allocUsers($prefix, $users);
    foreach my $u (@$users) {
	substInFile { s/^$u->{name}\n//; $_ .= "$u->{name}\n" if eof } "$msec/user.conf" if -d $msec;
	addKdmIcon($prefix, $u->{name}, delete $u->{auto_icon} || $u->{icon});
    }
    run_program::rooted($prefix, "/usr/share/msec/grpuser.sh --refresh >/dev/null");
}

sub crypt {
    my ($password, $md5) = @_;
    $md5 ?
      c::crypt_md5($password, salt(8)) :
         crypt    ($password, salt(2));
}
sub enableShadow {
    my ($prefix) = @_;
    run_program::rooted($prefix, "pwconv")  or log::l("pwconv failed");
    run_program::rooted($prefix, "grpconv") or log::l("grpconv failed");
}
sub enableMD5Shadow {
    my ($prefix, $shadow, $md5) = @_;
    substInFile {
	if (/^password.*pam_pwdb.so/) {
	    s/\s*shadow//; s/\s*md5//;
	    s/$/ shadow/ if $shadow;
	    s/$/ md5/ if $md5;
	}
    } grep { -r $_ } map { "$prefix/etc/pam.d/$_" } qw(login rlogin passwd);
}

sub setupBootloader {
    my ($in, $b, $hds, $fstab, $security, $prefix, $more) = @_;

    $more++ if $b->{bootUnsafe};

    if (!$::expert && $more < 1) {
	#- automatic
    } elsif (!$::expert) {
	my @l = (__("First sector of drive (MBR)"), __("First sector of boot partition"));

	$in->set_help('setupBootloaderBeginner') unless $::isStandalone;
	if (arch() =~ /sparc/) {
	    $b->{use_partition} = $in->ask_from_list_(_("SILO Installation"),
						      _("Where do you want to install the bootloader?"),
						      \@l, $l[$b->{use_partition}]);
	} else {
	    my $boot = $hds->[0]{device};
	    my $onmbr = "/dev/$boot" eq $b->{boot};
	    $b->{boot} = "/dev/" . ($in->ask_from_list_(_("LILO/grub Installation"),
							_("Where do you want to install the bootloader?"),
							\@l, $l[!$onmbr]) eq $l[0] 
				    ? $boot : fsedit::get_root($fstab, 'boot')->{device});
	}
    } else {
	$in->set_help(arch() =~ /sparc/ ? "setupSILOGeneral" : "setupBootloaderGeneral") unless $::isStandalone; #- TO MERGE ?

	if ($::expert) {
	    my $default = arch() =~ /sparc/ ? 'silo' : 'grub';
	    my $m = $in->ask_from_list_('', _("Which bootloader(s) do you want to use?"), [ keys(%{$b->{methods}}), __("None") ], $default) or return;
	    $b->{methods}{$_} = 0 foreach keys %{$b->{methods}};
	    $b->{methods}{$m} = 1 if $m ne "None";
	}
	#- at least one method
	grep_each { $::b } %{$b->{methods}} or return;

	#- put lilo if grub is chosen, so that /etc/lilo.conf is generated
	exists $b->{methods}{lilo} and $b->{methods}{lilo} = 1 if $b->{methods}{grub};

	my @silo_install_lang = (_("First sector of drive (MBR)"), _("First sector of boot partition"));
	my $silo_install_lang = $silo_install_lang[$b->{use_partition}];
	my $profiles = bootloader::has_profiles($b);
	my $memsize = bootloader::get_append('mem');

	$b->{vga} ||= 'Normal';
	$in->ask_from_entries_refH('', _("Bootloader main options"), [
    arch() =~ /sparc/ ? (
{ label => _("Bootloader installation"), val => \$silo_install_lang, list => \@silo_install_lang },
) : (
{ label => _("Boot device"), val => \$b->{boot}, list => [ map { "/dev/$_" } (map { $_->{device} } (@$hds, grep { !isFat($_) } @$fstab)), detect_devices::floppies() ], not_edit => !$::expert },
{ label => _("LBA (doesn't work on old BIOSes)"), val => \$b->{lba32}, type => "bool", text => "lba", advanced => 1 },
{ label => _("Compact"), val => \$b->{compact}, type => "bool", text => _("compact"), advanced => 1 },
{ label => _("Video mode"), val => \$b->{vga}, list => [ keys %bootloader::vga_modes ], not_edit => !$::expert, advanced => 1 },
),
{ label => _("Delay before booting default image"), val => \$b->{timeout} },
    if_($security >= 4,
{ label => _("Password"), val => \$b->{password}, hidden => 1 },
{ label => _("Password (again)"), val => \$b->{password2}, hidden => 1 },
{ label => _("Restrict command line options"), val => \$b->{restricted}, type => "bool", text => _("restrict") },
    ),
{ label => _("Clean /tmp at each boot"), val => \$b->{CLEAN_TMP}, type => 'bool', advanced => 1 },
{ label => _("Precise RAM size if needed (found %d MB)", availableRamMB()), val => \$memsize, advanced => 1 },
    if_(detect_devices::hasPCMCIA,
{ label => _("Enable multi profiles"), val => \$profiles, type => 'bool', advanced => 1 },
    ),
],
				 complete => sub {
				     !$memsize || $memsize =~ /K$/ || $memsize =~ s/^(\d+)M?$/$1M/i or $in->ask_warn('', _("Give the ram size in MB")), return 1;
#-				     $security > 4 && length($b->{password}) < 6 and $in->ask_warn('', _("At this level of security, a password (and a good one) in lilo is requested")), return 1;
				     $b->{restricted} && !$b->{password} and $in->ask_warn('', _("Option ``Restrict command line options'' is of no use without a password")), return 1;
				     $b->{password} eq $b->{password2} or !$b->{restricted} or $in->ask_warn('', [ _("The passwords do not match"), _("Please try again") ]), return 1;
				     0;
				 }
				) or return 0;
	$b->{use_partition} = $silo_install_lang eq _("First sector of drive (MBR)") ? 0 : 1;
	$b->{vga} = $bootloader::vga_modes{$b->{vga}} || $b->{vga};

	bootloader::set_profiles($b, $profiles);
	bootloader::add_append($b, "mem", $memsize);
    }

    while ($::expert || $more > 1) {
	$in->set_help(arch() =~ /sparc/ ? 'setupSILOAddEntry' : 'setupBootloaderAddEntry') unless $::isStandalone;
	my $c = $in->ask_from_listf([''], 
_("Here are the different entries.
You can add some more or change the existing ones."),
		sub {
		    my ($e) = @_;
		    ref $e ? 
		      "$e->{label} ($e->{kernel_or_dev})" . ($b->{default} eq $e->{label} && "  *") : 
		      translate($e);
		},
		[ @{$b->{entries}}, __("Add"), __("Done") ]);

	$c eq "Done" and last;

	my ($e);

	if ($c eq "Add") {
	    my @labels = map { $_->{label} } @{$b->{entries}};
	    my $prefix;
	    if ($in->ask_from_list_('', _("Which type of entry do you want to add?"),
				    [ __("Linux"), arch() =~ /sparc/ ? __("Other OS (SunOS...)") : __("Other OS (windows...)") ]
				   ) eq "Linux") {
		$e = { type => 'image',
		       root => '/dev/' . fsedit::get_root($fstab)->{device}, #- assume a good default.
		     };
		$prefix = "linux";
	    } else {
		$e = { type => 'other' };
		$prefix = arch() =~ /sparc/ ? "sunos" : "windows";
	    }
	    $e->{label} = $prefix;
	    for (my $nb = 0; member($e->{label}, @labels); $nb++) { $e->{label} = "$prefix-$nb" }
	} else { 
	    $e = $c;
	}
	my %old_e = %$e;
	my $default = my $old_default = $e->{label} eq $b->{default};

	my @l;
	if ($e->{type} eq "image") { 
	    @l = (
{ label => _("Image"), val => \$e->{kernel_or_dev}, list => [ map { s/$prefix//; $_ } glob_("$prefix/boot/vmlinuz*") ], not_edit => 0 },
{ label => _("Root"), val => \$e->{root}, list => [ map { "/dev/$_->{device}" } @$fstab ], not_edit => !$::expert },
{ label => _("Append"), val => \$e->{append} },
{ label => _("Video mode"), val => \$e->{vga}, list => [ keys %bootloader::vga_modes ], not_edit => !$::expert },
{ label => _("Initrd"), val => \$e->{initrd}, list => [ map { s/$prefix//; $_ } glob_("$prefix/boot/initrd*") ] },
{ label => _("Read-write"), val => \$e->{'read-write'}, type => 'bool' }
	    );
	    @l = @l[0..2] unless $::expert;
	} else {
	    @l = ( 
{ label => _("Root"), val => \$e->{kernel_or_dev}, list => [ map { "/dev/$_->{device}" } @$fstab ], not_edit => !$::expert },
arch() !~ /sparc/ ? (
{ label => _("Table"), val => \$e->{table}, list => [ '', map { "/dev/$_->{device}" } @$hds ], not_edit => !$::expert },
{ label => _("Unsafe"), val => \$e->{unsafe}, type => 'bool' }
) : (),
	    );
	    @l = $l[0] unless $::expert;
	}
	@l = (
{ label => _("Label"), val => \$e->{label} },
@l,
{ label => _("Default"), val => \$default, type => 'bool' },
	);

	if ($in->ask_from_entries_refH_powered(
	    { 
	     if_($c ne "Add", cancel => _("Remove entry")),
	     callbacks => {
	       complete => sub {
		   $e->{label} or $in->ask_warn('', _("Empty label not allowed")), return 1;
		   member($e->{label}, map { $_->{label} } grep { $_ != $e } @{$b->{entries}}) and $in->ask_warn('', _("This label is already used")), return 1;
		   0;
	       } } }, \@l)) {
	    $b->{default} = $old_default || $default ? $default && $e->{label} : $b->{default};
	    $e->{vga} = $bootloader::vga_modes{$e->{vga}} || $e->{vga};
	    require bootloader;
	    bootloader::configure_entry($prefix, $e); #- hack to make sure initrd file are built.

	    push @{$b->{entries}}, $e if $c eq "Add";
	} else {
	    @{$b->{entries}} = grep { $_ != $e } @{$b->{entries}};
	}
    }
    1;
}

sub partitions_suggestions {
    my ($in) = @_;
    my $t = $::expert ? 
      $in->ask_from_list_('', _("What type of partitioning?"), [ keys %fsedit::suggestions ]) :
      'simple';
    $fsedit::suggestions{$t};
}

my @etc_pass_fields = qw(name pw uid gid realname home shell);
sub unpack_passwd {
    my ($l) = @_;
    chomp $l;
    my %l; @l{@etc_pass_fields} = split ':', $l;
    \%l;
}
sub pack_passwd {
    my ($l) = @_;
    join(':', @$l{@etc_pass_fields}) . "\n";
}

sub get_autologin {
    my ($prefix, $o) = @_;
    my %l = getVarsFromSh("$prefix/etc/sysconfig/autologin");
    $o->{autologin} ||= $l{USER};
    %l = getVarsFromSh("$prefix/etc/sysconfig/desktop");
    $o->{desktop} ||= $l{DESKTOP};
}

sub set_autologin {
  my ($prefix, $user, $desktop) = @_;

  output "$prefix/etc/sysconfig/desktop", uc($desktop), "\n" if $user;

  setVarsInSh("$prefix/etc/sysconfig/autologin",
	      { USER => $user, AUTOLOGIN => bool2yesno($user), EXEC => "/usr/X11R6/bin/startx" });
  log::l("cat $prefix/etc/sysconfig/autologin: ", cat_("$prefix/etc/sysconfig/autologin"));
}

sub rotate_log {
    my ($f) = @_;
    if (-e $f) {
	my $i = 1;
	for (; -e "$f$i" || -e "$f$i.gz"; $i++) {}
	rename $f, "$f$i";
    }
}
sub rotate_logs {
    my ($prefix) = @_;
    rotate_log("$prefix/root/$_") foreach qw(ddebug.log install.log);
}

sub writeandclean_ldsoconf {
    my ($prefix) = @_;
    my $file = "$prefix/etc/ld.so.conf";
    output $file,
      grep { !m|^(/usr)?/lib$| } #- no need to have /lib and /usr/lib in ld.so.conf
	uniq cat_($file), "/usr/X11R6/lib\n";
}

sub shells {
    my ($prefix) = @_;
    grep { -x "$prefix$_" } map { chomp; $_ } cat_("$prefix/etc/shells");
}

sub inspect {
    my ($part, $prefix, $rw) = @_;

    isMountableRW($part) or return;

    my $dir = "/tmp/inspect_tmp_dir";

    if ($part->{isMounted}) {
	$dir = ($prefix || '') . $part->{mntpoint};
    } elsif ($part->{notFormatted} && !$part->{isFormatted}) {
	$dir = '';
    } else {
	mkdir $dir, 0700;
	eval { fs::mount($part->{device}, $dir, type2fs($part->{type}), !$rw) };
	$@ and return;
    }
    my $h = before_leaving {
	if (!$part->{isMounted} && $dir) {
	    fs::umount($dir);
	    unlink($dir)
	}
    };
    $h->{dir} = $dir;
    $h;
}

#-----modem conf
sub pppConfig {
    my ($in, $modem, $prefix, $install) = @_;
    $modem or return;

    symlinkf($modem->{device}, "$prefix/dev/modem") or log::l("creation of $prefix/dev/modem failed");
    $install->(qw(ppp)) unless $::testing;

    my %toreplace;
    $toreplace{$_} = $modem->{$_} foreach qw(connection phone login passwd auth domain dns1 dns2);
    $toreplace{kpppauth} = ${{ 'Script-based' => 0, 'PAP' => 1, 'Terminal-based' => 2, }}{$modem->{auth}};
    $toreplace{phone} =~ s/\D//g;
    $toreplace{dnsserver} = join ',', map { $modem->{$_} } "dns1", "dns2";
    $toreplace{dnsserver} .= $toreplace{dnsserver} && ',';

    #- using peerdns or dns1,dns2 avoid writing a /etc/resolv.conf file.
    $toreplace{peerdns} = "yes";

    $toreplace{connection} ||= 'DialupConnection';
    $toreplace{domain} ||= 'localdomain';
    $toreplace{intf} ||= 'ppp0';
    $toreplace{papname} = $modem->{auth} eq 'PAP' && $toreplace{login};

    #- build ifcfg-ppp0.
    my $ifcfg = "$prefix/etc/sysconfig/network-scripts/ifcfg-ppp0";
    local *IFCFG; open IFCFG, ">$ifcfg" or die "Can't open $ifcfg";
    print IFCFG <<END;
DEVICE="$toreplace{intf}"
ONBOOT="no"
USERCTL="no"
MODEMPORT="/dev/modem"
LINESPEED="115200"
PERSIST="yes"
DEFABORT="yes"
DEBUG="yes"
INITSTRING="ATZ"
DEFROUTE="yes"
HARDFLOWCTL="yes"
ESCAPECHARS="no"
PPPOPTIONS=""
PAPNAME="$toreplace{papname}"
REMIP=""
NETMASK=""
IPADDR=""
MRU=""
MTU=""
DISCONNECTTIMEOUT="5"
RETRYTIMEOUT="60"
BOOTPROTO="none"
PEERDNS="$toreplace{peerdns}"
END
    foreach (1..2) {
	if ($toreplace{"dns$_"}) {
	    print IFCFG <<END;
DNS$_=$toreplace{"dns$_"}
END
	}
    }
    close IFCFG;

    #- build chat-ppp0.
    my $chat = "$prefix/etc/sysconfig/network-scripts/chat-ppp0";
    local *CHAT; open CHAT, ">$chat" or die "Can't open $chat";
    print CHAT <<END;
'ABORT' 'BUSY'
'ABORT' 'ERROR'
'ABORT' 'NO CARRIER'
'ABORT' 'NO DIALTONE'
'ABORT' 'Invalid Login'
'ABORT' 'Login incorrect'
'' 'ATZ'
END
    if ($modem->{special_command}) {
	print CHAT <<END;
'OK' '$modem->{special_command}'
END
    }
    print CHAT <<END;
'OK' 'ATDT$toreplace{phone}'
'CONNECT' ''
END
    if ($modem->{auth} eq 'Terminal-based' || $modem->{auth} eq 'Script-based') {
	print CHAT <<END;
'ogin:--ogin:' '$toreplace{login}'
'ord:' '$toreplace{passwd}'
END
    }
    print CHAT <<END;
'TIMEOUT' '5'
'~--' ''
END
    close CHAT;
    chmod 0600, $chat;

    if ($modem->{auth} eq 'PAP') {
	#- need to create a secrets file for the connection.
	my $secrets = "$prefix/etc/ppp/" . lc($modem->{auth}) . "-secrets";
	my @l = cat_($secrets);
	my $replaced = 0;
	do { $replaced ||= 1
	       if s/^\s*"?$toreplace{login}"?\s+ppp0\s+(\S+)/"$toreplace{login}"  ppp0  "$toreplace{passwd}"/; } foreach @l;
	if ($replaced) {
	    local *F;
	    open F, ">$secrets" or die "Can't open $secrets: $!";
	    print F @l;
        } else {
	    local *F;
	    open F, ">>$secrets" or die "Can't open $secrets: $!";
	    print F "$toreplace{login}  ppp0  \"$toreplace{passwd}\"\n";
	}
	#- restore access right to secrets file, just in case.
	chmod 0600, $secrets;
    }

    #- install kppprc file according to used configuration.
    commands::mkdir_("-p", "$prefix/usr/share/config");
    local *KPPPRC;
    open KPPPRC, ">$prefix/usr/share/config/kppprc" or die "Can't open $prefix/usr/share/config/kppprc: $!";
    #chmod 0600, "$prefix/usr/share/config/kppprc";
    print KPPPRC <<END;
# KDE Config File
[Account0]
ExDNSDisabled=0
AutoName=0
ScriptArguments=
AccountingEnabled=0
Phonenumber=$toreplace{phone}
IPAddr=0.0.0.0
Domain=$toreplace{domain}
Name=$toreplace{connection}
VolumeAccountingEnabled=0
pppdArguments=
Password=$toreplace{passwd}
BeforeDisconnect=
Command=
ScriptCommands=
Authentication=$toreplace{kpppauth}
DNS=$toreplace{dnsserver}
SubnetMask=0.0.0.0
AccountingFile=
DefaultRoute=1
Username=$toreplace{login}
Gateway=0.0.0.0
StorePassword=1
DisconnectCommand=
[Modem]
BusyWait=0
Enter=CR
FlowControl=CRTSCTS
Volume=0
Timeout=60
UseCDLine=0
UseLockFile=1
Device=/dev/modem
Speed=115200
[Graph]
InBytes=0,0,255
Text=0,0,0
Background=255,255,255
Enabled=true
OutBytes=255,0,0
[General]
QuitOnDisconnect=0
ShowLogWindow=0
DisconnectOnXServerExit=1
DefaultAccount=$toreplace{connection}
iconifyOnConnect=1
Hint_QuickHelp=0
AutomaticRedial=0
PPPDebug=0
NumberOfAccounts=1
ShowClock=1
DockIntoPanel=0
pppdTimeout=30
END

    miscellaneousNetwork($prefix);
}

sub miscellaneousNetwork {
    my ($prefix) = @_;
    setVarsInSh ("$prefix/etc/profile.d/proxy.sh",  $::o->{miscellaneous}, qw(http_proxy ftp_proxy));
    setVarsInCsh("$prefix/etc/profile.d/proxy.csh", $::o->{miscellaneous}, qw(http_proxy ftp_proxy));
}

sub setup_thiskind {
    my ($in, $type, $auto, $at_least_one) = @_;

    return if arch() eq "ppc";
    my @l = setup_thiskind_backend ($type, $auto, $at_least_one, sub { my $w = wait_load_module($in, $type, @_) } );

    if (!$::noauto) {
	if (my @err = grep { $_ } map { $_->{error} } @l) {
	    $in->ask_warn('', join("\n", @err));
	}
	return @l if $auto && (@l || !$at_least_one);
    }
    @l = map { $_->{description} } @l;
    while (1) {
	(my $msg_type = $type) =~ s/\|.*//;
	my $msg = @l ?
	  [ _("Found %s %s interfaces", join(", ", @l), $msg_type),
	    _("Do you have another one?") ] :
	  _("Do you have any %s interfaces?", $msg_type);

	my $opt = [ __("Yes"), __("No") ];
	push @$opt, __("See hardware info") if $::expert;
	my $r = "Yes";
	$r = $in->ask_from_list_('', $msg, $opt, "No") unless $at_least_one && @l == 0;
	if ($r eq "No") { return @l }
	if ($r eq "Yes") {
	    push @l, load_module($in, $type) || next;
	} else {
	    $in->ask_warn('', [ detect_devices::stringlist() ]);
	}
    }
}

# setup_thiskind_backend : setup the kind of hardware
# input :
#  $type : typeof hardware to setup
#  $auto : automatic behaviour
#  $at_least_one : 
# output:
#  @l : list of loaded
sub setup_thiskind_backend {
    my ($type, $auto, $at_least_one, $wait_function) = @_;
    #- for example $wait_function=sub { $w = wait_load_module($in, $type, @_) }

    my @l;
    if (!$::noauto) {
	@l = modules::load_thiskind($type, $wait_function );
	return @l;# sorry to be a sucker, pixel... :)
    }
}

sub wait_load_module {
    my ($in, $type, $text, $module) = @_;
#-PO: the first %s is the card type (scsi, network, sound,...)
#-PO: the second is the vendor+model name
    $in->wait_message('',
		     [ _("Installing driver for %s card %s", $type, $text),
		       if_($::expert, _("(module %s)", $module))
		     ]);
}

sub load_module {
    my ($in, $type) = @_;
    my @options;

    (my $msg_type = $type) =~ s/\|.*//;
    my $m = $in->ask_from_listf('',
#-PO: the %s is the driver type (scsi, network, sound,...)
			       _("Which %s driver should I try?", $msg_type),
			       \&modules::module2text,
			       [ modules::module_of_type($type) ]) or return;
    my $l = modules::module2text($m);
    require modparm;
    my @names = modparm::get_options_name($m);

    if ((@names != 0) && $in->ask_from_list_('',
_("In some cases, the %s driver needs to have extra information to work
properly, although it normally works fine without. Would you like to specify
extra options for it or allow the driver to probe your machine for the
information it needs? Occasionally, probing will hang a computer, but it should
not cause any damage.", $l),
			      [ __("Autoprobe"), __("Specify options") ], "Autoprobe") ne "Autoprobe") {
      ASK:
	if (@names >= 0) {
	    my @l = $in->ask_from_entries('',
_("You may now provide its options to module %s.", $l),
					 \@names) or return;
	    @options = modparm::get_options_result($m, @l);
	} else {
	    @options = split ' ',
	      $in->ask_from_entry('',
_("You may now provide its options to module %s.
Options are in format ``name=value name2=value2 ...''.
For instance, ``io=0x300 irq=7''", $l),
				 _("Module options:"),
				);
	}
    }
    eval { 
	my $w = wait_load_module($in, $type, $l, $m);
	modules::load($m, $type, @options);
    };
    if ($@) {
	$in->ask_yesorno('',
_("Loading module %s failed.
Do you want to try again with other parameters?", $l), 1) or return;
	goto ASK;
    }
    $l;
}

sub ask_users {
    my ($prefix, $in, $users, $security) = @_;

    my $u if 0; $u ||= {};

    my @shells = map { chomp; $_ } cat_("$prefix/etc/shells");

    while (1) {
	$u->{password2} ||= $u->{password} ||= '';
	$u->{shell} ||= '/bin/bash';
	my $names = @$users ? _("(already added %s)", join(", ", map { $_->{realname} || $_->{name} } @$users)) : '';

	$in->ask_from_entries_refH_powered(
	    { title => _("Add user"),
	      messages => _("Enter a user\n%s", $names),
	      ok => _("Accept user"),
	      cancel => $security < 4 || @$users ? _("Done") : '',
	      callbacks => {
	          focus_out => sub {
		      if ($_[0] eq 0) {
			  $u->{name} ||= lc first($u->{realname} =~ /((\w|-)+)/);
		      }
		  },
	          complete => sub {
		      $u->{password} eq $u->{password2} or $in->ask_warn('', [ _("The passwords do not match"), _("Please try again") ]), return (1,2);
		      $security > 3 && length($u->{password}) < 6 and $in->ask_warn('', _("This password is too simple")), return (1,2);
		      $u->{name} or $in->ask_warn('', _("Please give a user name")), return (1,0);
		      $u->{name} =~ /^[a-z0-9_-]+$/ or $in->ask_warn('', _("The user name must contain only lower cased letters, numbers, `-' and `_'")), return (1,0);
		      member($u->{name}, map { $_->{name} } @$users) and $in->ask_warn('', _("This user name is already added")), return (1,0);
		      return 0;
		  },
	    } }, [ 
	    { label => _("Real name"), val => \$u->{realname} },
	    { label => _("User name"), val => \$u->{name} },
            { label => _("Password"),val => \$u->{password}, hidden => 1 },
            { label => _("Password (again)"), val => \$u->{password2}, hidden => 1 },
            { label => _("Shell"), val => \$u->{shell}, list => [ shells($prefix) ], not_edit => !$::expert, advanced => 1 },
	      if_($security <= 3,
	    { label => _("Icon"), val => \$u->{icon}, list => [ facesnames($prefix) ], icon2f => sub { face2xpm($_[0], $prefix) }, format => \&translate },
	      ),
           ],
        ) or return;

	push @$users, $u;
	$u = {};
    }
}

sub autologin {
    my ($prefix, $o, $in, $install) = @_;

    my $cmd = $prefix ? "chroot $prefix" : "";
    my @wm = (split (' ', `$cmd /usr/sbin/chksession -l`));
    my @users;

    if (@wm && @users && !$o->{authentication}{NIS} && $ENV{SECURE_LEVEL} <= 3) {
	 $in->ask_from_entries_refH(_("Autologin"),
				    _("I can set up your computer to automatically log on one user.
If you don't want to use this feature, click on the cancel button."),
				    [ { label => _("Choose the default user:"), val => \$o->{autologin}, list => [ '', @users ] },
				      { label => _("Choose the window manager to run:"), val => \$o->{desktop}, list => \@wm }, ]) or delete $o->{autologin};
    }
}

sub write_passwd_user {
    my ($prefix, $u, $isMD5) = @_;

    local $u->{pw} ||= $u->{password} && &crypt($u->{password}, $isMD5);
    $u->{shell} ||= '/bin/bash';

    substInFile {
	my $l = unpack_passwd($_);
	if ($l->{name} eq $u->{name}) {
	    add2hash_($u, $l);
	    $_ = pack_passwd($u);
	    $u = {};
	}
	if (eof && $u->{name}) {
	    $_ .= pack_passwd($u);
	}
    } "$prefix/etc/passwd";
}

1;