package any;

use diagnostics;
use strict;
use vars qw(@users);

#-######################################################################################
#- 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 log;

#-PO: names (tie, curly...) have corresponding icons for kdm
my @users_male = (__("tie"), __("default"), __("curly")); #- don't change the names, files correspond to them
my @users_female = (__("brunette"), __("girl"), __("woman-blond"));
@users = (@users_male, @users_female, __("automagic"));

sub addKdmIcon {
    my ($prefix, $user, $icon, $force) = @_;
    my $dest = "$prefix/usr/share/apps/kdm/pics/users/$user.xpm";
    unlink $dest if $force;
    eval { commands::cp("$prefix/usr/share/icons/user-$icon-mdk.xpm", $dest) } if $icon;
}

sub allocUsers {
    my ($prefix, @users) = @_;
    require timezone;
    my @u1 = @users_male;
    my @u2 = @users_female;
    foreach (grep { !$_->{icon} || $_->{icon} eq "automagic" } @users) {
	my $l = rand() < timezone::sexProb($_->{name}) ? \@u2 : \@u1;
	$_->{auto_icon} = splice(@$l, rand(@$l), 1); #- known biased (see cookbook for better)
	@u1 = @users_male   unless @u1;
	@u2 = @users_female unless @u2;
    }
}

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} || $u->{icon}, 'force');
    }
    run_program::rooted($prefix, "/usr/share/msec/grpuser.sh --refresh");
    addKdmIcon($prefix, 'root', 'hat', 'force');
}

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 ($::beginner && $more >= 1) {
	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});
	}
    } elsif ($more || !$::beginner) {
	$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 @l = (
arch() =~ /sparc/ ? (
_("Bootloader installation") => { val => \$silo_install_lang, list => \@silo_install_lang, not_edit => 1 },
) : (
_("Boot device") => { val => \$b->{boot}, list => [ map { "/dev/$_" } (map { $_->{device} } @$hds, @$fstab), detect_devices::floppies() ], not_edit => !$::expert },
_("LBA (doesn't work on old BIOSes)") => { val => \$b->{lba32}, type => "bool", text => "lba" },
_("Compact") => { val => \$b->{compact}, type => "bool", text => _("compact") },
_("Video mode") => { val => \$b->{vga}, list => [ keys %bootloader::vga_modes ], not_edit => $::beginner },
),
_("Delay before booting default image") => \$b->{timeout},
$security < 4 ? () : (
_("Password") => { val => \$b->{password}, hidden => 1 },
_("Password (again)") => { val => \$b->{password2}, hidden => 1 },
_("Restrict command line options") => { val => \$b->{restricted}, type => "bool", text => _("restrict") },
)
	);
	@l = @l[0..3] unless $::expert; #- take "bootloader installation" and "delay before ..." on SPARC.

	$b->{vga} ||= 'Normal';
	$in->ask_from_entries_refH('', _("Bootloader main options"), \@l,
				 complete => sub {
#-				     $security > 4 && length($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};
    }

    until ($::beginner && $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 ($e->{type} eq "image") { 
	    @l = (
_("Image") => { val => \$e->{kernel_or_dev}, list => [ eval { map { s/$prefix//; $_ } glob_("$prefix/boot/vmlinuz*") } ] },
_("Root") => { val => \$e->{root}, list => [ map { "/dev/$_->{device}" } @$fstab ], not_edit => !$::expert },
_("Append") => \$e->{append},
_("Initrd") => { val => \$e->{initrd}, list => [ eval { map { s/$prefix//; $_ } glob_("$prefix/boot/initrd*") } ] },
_("Read-write") => { val => \$e->{'read-write'}, type => 'bool' }
	    );
	    @l = @l[0..5] unless $::expert;
	} else {
	    @l = ( 
_("Root") => { val => \$e->{kernel_or_dev}, list => [ map { "/dev/$_->{device}" } @$fstab ], not_edit => !$::expert },
arch() !~ /sparc/ ? (
_("Table") => { val => \$e->{table}, list => [ '', map { "/dev/$_->{device}" } @$hds ], not_edit => !$::expert },
_("Unsafe") => { val => \$e->{unsafe}, type => 'bool' }
) : (),
	    );
	    @l = @l[0..1] unless $::expert;
	}
	@l = (
_("Label") => \$e->{label},
@l,
_("Default") => { val => \$default, type => 'bool' },
	);

	if ($in->ask_from_entries_refH($c eq "Add" ? '' : ['', _("Ok"), _("Remove entry")], 
	    '', \@l,
	    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;
	    })) {
	    $b->{default} = $old_default || $default ? $default && $e->{label} : $b->{default};
	    require bootloader;
	    bootloader::configure_entry($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 setAutologin {
  my ($prefix, $user, $wm) = @_; 
  my $f = "$prefix/etc/X11/xdm/xdm_config";
  my $t1 = "DisplayManager._0.autoUser:";
  my $t2 = "DisplayManager._0.autoString:";
  substInFile { s/^(\Q$t1\E|\Q$t2\E).*\n//; $_ .= "$t1\t$user\n$t2\t$wm\n" if eof && $user } $f;
  # (dam's) : a patch for gdm is being done.
}


sub writeandclean_ldsoconf {
    my ($prefix) = @_;
    my $file = "$prefix/etc/ld.so.conf";

    log::l("before: ", cat_($file));
    output $file,
      grep { !m|^(/usr)?/lib$| } #- no need to have /lib and /usr/lib in ld.so.conf
	uniq cat_($file), "/usr/X11R6/lib\n";
    log::l("after: ", cat_($file));
}

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 $dir, 0700;
	fs::mount($part->{device}, $dir, type2fs($part->{type}), !$rw);
    }
    my $h = before_leaving {
	if (!$part->{isMounted} && $dir) {
	    fs::umount($dir);
	    unlink($dir)
	}
    };
    $h->{dir} = $dir;
    $h;
}


1;