#!/usr/bin/perl -w
################################################################################
# Mandrake Online                                                              #
#                                                                              #
# Copyright (C) 2001 MandrakeSoft                                              #
# Daouda Lo <daouda@mandrakesoft.com>                                          #
# Renaud Chaillat <rchaillat@mandrakesoft.com>                                 #
#                                                                              #
# This program is free software; you can redistribute it and/or modify         #
# it under the terms of the GNU General Public License Version 2 as            #
# published by the Free Software Foundation.                                   #
#                                                                              #
# This program is distributed in the hope that it will be useful,              #
# but WITHOUT ANY WARRANTY; without even the implied warranty of               #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                #
# GNU General Public License for more details.                                 #
#                                                                              #
# You should have received a copy of the GNU General Public License            #
# along with this program; if not, write to the Free Software                  #
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.   #
################################################################################

use Config;
use POSIX;
use Locale::GetText;
#use strict;

setlocale (LC_ALL, "");

Locale::GetText::textdomain ("MdkOnline");

import Locale::GetText I_;
use lib qw(/usr/lib/libDrakX);
use interactive;

my $in = 'interactive'->vnew('su', 'default');

sub _ {
    my $s = shift @_; my $t = I_($s);
    $t && ref $t or return sprintf $t, @_;
    my ($T, @p) = @$t;
    sprintf $T, @_[@p];
}

my $authentication_host = "bi";

my $nb_pages=6; # 0 to 5
my $page;
my $xpm_path="/usr/share/mdkonline/pixmaps";
my $path_to_welcome="/usr/share/doc/HTML/welcome.html";
my $check_custid;
my $true=1;
my $false=0;
$::isWizard = "@ARGV" =~ /--wizard/;
$::isWizard=1;
local $_ = join '', @ARGV;

require Gtk;
require Gtk::Gdk::ImlibImage;

init Gtk;
Gtk->set_locale;
Gtk::Gdk::ImlibImage->init;

my $Main_Window = new Gtk::Window -toplevel;
$Main_Window->set_policy($false,$false,$true);
$Main_Window->set_position( 1 );
$Main_Window->border_width( 5 );
$Main_Window->set_title(_("Mandrake Online"));
$Main_Window->set_usize(540, 430);
$Main_Window->realize();
$Main_Window->signal_connect( "delete_event", \&gtk_main_quit);

my $Button_Next= new Gtk::Button(_("  Next  > "));
my $Button_End= new Gtk::Button(_("  Finish "));
my $Button_SkipWiz= new Gtk::Button(_(" Cancel "));
my $Button_Prev= new Gtk::Button(_(" <  Back  "));
my $notebook_global = new Gtk::Notebook;
$Button_End->show();
$notebook_global->set_show_border($false);
$notebook_global->set_show_tabs($false);
$page=$notebook_global->get_current_page();
my $vbox = new Gtk::VBox(0,0);
$Main_Window->add($vbox);
$vbox->pack_start($notebook_global,1,1,0);
$vbox->pack_start(new Gtk::HSeparator, 0, 0, 1);
my $hbox= new Gtk::HBox(0,5);
$vbox->pack_start($hbox, 0, 0, 1);
$hbox->pack_end($Button_Next, 0, 1, 0);
$hbox->pack_end($Button_Prev, 0, 1, 0);
$Button_SkipWiz->signal_connect( clicked => \&confirm_quit);
$hbox->pack_start($Button_SkipWiz, 0, 1, 0);
my $login_user= new Gtk::Entry();
my $passwd_user= new Gtk::Entry();

my $login   = "";
my $passwd  = "";

my %actions = ( 
		2 => \&test_passwd,
		3 => \&send_config
		);
my @no_back_button_pages = (0,3,4,5);

$Button_Prev->set_sensitive(0);
init_ui();
$Main_Window->show_all;

Gtk->main_iteration while Gtk->events_pending;
Gtk->main;



sub init_ui {
    step_wizard();
    $Button_Next->signal_connect(clicked =>\&on_next_clicked);
    $Button_Prev->signal_connect(clicked =>\&on_prev_clicked);
    $Button_End->signal_connect(clicked =>\&on_end_clicked);
}

sub on_end_clicked {
    gtk_main_quit();
}

sub on_next_clicked {
    $page=$notebook_global->get_current_page();
#    print "$page\n" ;
    if ( $actions{$page} ) {
#	print STDERR "Action !\n";
	$actions{$page}->();
    } else {
	$notebook_global->next_page();
    }
    $page=$notebook_global->get_current_page();

    # handle the back button state
    $Button_Prev->set_sensitive(1);
    foreach (@no_back_button_pages) {
	/$page/ and $Button_Prev->set_sensitive(0), last;
    }
    
    # change "Next" to "Finish" in the last page
    if ($page == $nb_pages - 1) {
	$hbox->remove($Button_Prev);
	$hbox->remove($Button_Next);
	$hbox->pack_end($Button_End, 0, 1, 0);
	$hbox->pack_end($Button_Prev, 0, 1, 0);
    }
#    print "Go to page $page\n";
}

sub on_prev_clicked {
    $page=$notebook_global->get_current_page();
#    print "$page\n" ;

    # change "Finish" to "Next" if coming from the last page
    if ($page == $nb_pages - 1) {
	$hbox->remove($Button_Prev);
	$hbox->remove($Button_End);
	$hbox->pack_end($Button_Next, 0, 1, 0);
	$hbox->pack_end($Button_Prev, 0, 1, 0);
    }

    if ($page == 4) {
	$notebook_global->set_page(2); # Alternatively, don't go back at all since passwd was correct
    } 
    elsif ($page == 6) { # Don't go back if informations were correctly sent (button should be deactivated)
	
    }
    else {
	$notebook_global->prev_page();
    }

    $page=$notebook_global->get_current_page();
#    print "Go BACK to page $page\n";
}


sub test_passwd () {

    my $current_page = shift;

#    print STDERR "Testing passwd\n";

    # test the password
    $login   = $login_user->get_text();
    $passwd  = $passwd_user->get_text();
#    print STDERR "Login: $login\n";

    my $ssh_script = "";
    foreach ("./sshlogin.exp", "/usr/bin/sshlogin.exp") {
	[ -e "$_" ] and $ssh_script="$_", last;
    }
#    print "Exec: $ssh_script $login $authentication_host $passwd \n";
    # TODO: beware if the script was not found
    `$ssh_script $login $authentication_host $passwd`;

    # if correct (exit code: 0 from ssh script), go to page 4
    if (! $?) {
	$notebook_global->next_page(); 
    } else {
    # if incorrect, clear passwd and stay on page 2
	info_popup (_("Wrong password"), _("Your login or password was wrong, you'll have to type it again"));
	$passwd_user->set_text("");
    }

}

sub send_config {
    # When we arrive here, we're sure the login/passwd is correct
#    print STDERR "Sending config\n";

    `/usr/sbin/drakbug_report > /root/drakbug_report.log`;

    my $scp_script = "";
    foreach ("./scpcall.exp", "/usr/bin/scpcall.exp") {
	[ -e "$_" ] and $scp_script="$_", last;
    }
#    print "Exec: $scp_script /root/drakbug_report.log $login $authentication_host $passwd \n";
    # TODO: beware if the script was not found
    `$scp_script /root/drakbug_report.log $login $authentication_host $passwd`;

    # if informations were sent correctly (exit code: 0 from scp script), go to page 5
    if (! $?) {
	$notebook_global->set_page(5); 
    } else {
    # if incorrect, go/stay on page 4 to retry sending data
	$notebook_global->set_page(4);
    }

}

sub step_wizard {

    my $vbox_welc= new Gtk::VBox(0,0);
    write_on_pixmaps($vbox_welc,"welcome.png",_("Welcome to Mandrake Online"),540,100);
    my $label_welc = new Gtk::Label(_("At this step You are supposed to have an account on Mandrake Online.\nThis assistant will help you to upload your configuration\n(packages, hardware configuration) to a centralized database in\norder to keep you informed about security updates and useful upgrades.\n"));
    $label_welc->set_uposition(20,150);
    $vbox_welc->pack_start($label_welc,0,0,1);
    $notebook_global->append_page($vbox_welc,new Gtk::Label("welcome"));

    my $vbox_priv = new Gtk::VBox(0,0);
    write_on_pixmaps($vbox_priv,"privacy.png",_("Mandrake Privacy Policy"),540,100);
    get_on_privacy($vbox_priv);
    $notebook_global->append_page($vbox_priv,new Gtk::Label("club"));

    my $vbox_ident= new Gtk::VBox(0,0);
    write_on_pixmaps($vbox_ident,"identity.png",_("Mandrake Online Authentification"),540,100);
    my $label_log = new Gtk::Label("\n\n" . _("Enter your Mandrake Online login and password:"));
    $vbox_ident->pack_start($label_log,$false ,$false,1);
    pack_box_identity($vbox_ident,_("Login:"),$login_user,_("Password:"),$passwd_user);
    $notebook_global->append_page($vbox_ident,new Gtk::Label("login"));

    my $vbox_rev=new Gtk::VBox(0,0);
    write_on_pixmaps($vbox_rev,"mailnews.png",_("Sending your Configuration"),540,100);
    my $label_rev = new Gtk::Label(_("This is your chance, to help us improving Mandrake Linux.\n\nThe Wizard will now send the following informations to MandrakeSoft:\n1) the packages you have installed on your system,\n2) your hardware configuration.\n\nIf you feel uncomfortable, by that idea, press 'Cancel'.\nBy pressing 'Next', you will grant us the privilege\nto learn more about about you as our customer\nand it gives us the chance to keep you informed\nabout security updates and useful upgrades."));
    $label_rev->set_uposition(20,150);
    $vbox_rev->pack_start($label_rev,0,0,1);
    $notebook_global->append_page($vbox_rev,new Gtk::Label("revision"));

    # building the "Error sending data" page
    my $vbox_errorsend= new Gtk::VBox(0,0);
    write_on_pixmaps($vbox_errorsend,"identity.png",_("Error while sending informations"),540,100);
    my $label_errorsend = new Gtk::Label("\n\n" . _("There was an error while sending your personal informations"));
    $vbox_errorsend->pack_start($label_errorsend,$false ,$false,1);
    $notebook_global->append_page($vbox_errorsend,new Gtk::Label("errorsend"));
    
    # building the "OK data sent" page
    my $vbox_oksend= new Gtk::VBox(0,0);
    write_on_pixmaps($vbox_oksend,"identity.png",_("Finished"),540,100);
    my $label_oksend = new Gtk::Label("\n\n" . _("Your personal informations are now stored at MdkOnline"));
    $vbox_oksend->pack_start($label_oksend,$false ,$false,1);
    $notebook_global->append_page($vbox_oksend,new Gtk::Label("oksend"));
    
}

sub info_popup ($$) {
    # must have been translated by the caller
    my $title = shift;
    my $text  = shift;

    my $popup = new Gtk::Dialog();
    $popup->set_position(1);

    my $box = new Gtk::HButtonBox;
    $popup->action_area->pack_start($box,0,0,0);
   
    my $button_ok = new Gtk::Button(_("OK"));
    $button_ok->signal_connect_object("clicked",$popup => 'destroy');
    $box->add($button_ok);

    my $label = new Gtk::Label($text);
    my $style = new Gtk::Style;
    $style->font(Gtk::Gdk::Font->fontset_load(_("-adobe-times-bold-r-normal--14-*-100-100-p-*-iso8859-*,*-r-*")));
    $label->set_style($style); 
    $popup->set_title($title);
    $popup->vbox->pack_start( $label, 1, 1, 0 );
    $popup->show_all();
    $popup->set_modal(1);
}

sub confirm_quit {
    my $window_about = new Gtk::Dialog();
    $window_about->set_position(1);

    my $bbox1 = new Gtk::HButtonBox;
    $window_about->action_area->pack_start($bbox1,0,0,0);
   
    my $button_cancel = new Gtk::Button(_("Cancel"));
    $button_cancel->signal_connect_object("clicked",$window_about => 'destroy');
    $bbox1->add($button_cancel);

    my $button_quit = new Gtk::Button(_("Quit"));
    $button_quit->signal_connect_object("clicked",\&gtk_main_quit);
    $bbox1->add($button_quit);

    my $label = new Gtk::Label( 
	_("Do you really want to abort Mandrake Online?\nTo return to the Wizard press 'Cancel',\nto really quit it press 'Quit'."));
    my $style1 = new Gtk::Style;
    $style1->font(Gtk::Gdk::Font->fontset_load(_("-adobe-times-bold-r-normal--14-*-100-100-p-*-iso8859-*,*-r-*")));
    $label->set_style($style1); 
    $window_about->set_title(_("Really abort? - Mandrake Online"));
    $window_about->vbox->pack_start( $label, 1, 1, 0 );
    $window_about->show_all();
    $window_about->set_modal(1);
}

sub pack_box_identity {
    my ($vbox,$label1,$entry1,$label2,$entry2)=@_;
    my $table = new Gtk::Table( 2, 2, $true);
    my $Label_wg1=new Gtk::Label($label1);
    my $Label_wg2=new Gtk::Label($label2);
    $table->attach_defaults( $Label_wg1, 0, 1, 0, 1);
    $table->attach_defaults( $entry1, 1, 2, 0, 1);
    $table->attach_defaults( $Label_wg2, 0, 1, 1, 2);
    $table->attach_defaults( $entry2, 1, 2, 1, 2);
    $Label_wg1->set_uposition(50,170);
    $Label_wg2->set_uposition(40,200);
    $entry1->set_uposition(210,170);
    $entry2->set_uposition(210,200);
    $entry2->set_visibility($false);
    $vbox->pack_start($table,$true ,$true ,1);
}

sub load_text {
    my $line;
    my ($text,$file)=@_;
    open( FILE, $file ) or die "load_text: missing file $file";
    foreach $line ( <FILE> )
    {
	$text->insert( $fixed_font, undef, undef, $line );
    }
    close( FILE );
}

sub get_on_privacy {
    my ($vbox)=@_;
    my $table=new Gtk::Table( 1, 2, $false );
    my $text=new Gtk::Text(undef,undef);
    $text->set_editable($false);
    $table->attach( $text, 0, 1, 0, 1,
                       [ 'expand', 'shrink', 'fill' ],
                       [ 'expand', 'shrink', 'fill' ],
                       0, 0 );
    my $vscrollbar = new Gtk::VScrollbar( $text->vadj );
    $table->attach( $vscrollbar, 1, 2, 0, 1, 'fill',
                       [ 'expand', 'shrink', 'fill' ], 0, 0 );
    load_text($text,"/usr/share/mdkonline/privacy.txt");
    $vbox->pack_start( $table, $true, $true, 0 );
    
}    

sub gtkpng { new Gtk::Pixmap(gtkcreate_png(@_)) }

sub gtkcreate_png {
    my ($f) = @_;
    $f =~ m|.png$| or $f="$f.png";
    if ( $f !~ /\//) { -e "$_/$f" and $f="$_/$f", last foreach $ENV{SHARE_PATH}, "$pixmaps", "pixmaps" }
    my $im = Gtk::Gdk::ImlibImage->load_image($f) or die "gtkcreate_png: missing png file $f";
    $im->render($im->rgb_width, $im->rgb_height);
    ($im->move_image(), $im->move_mask);
}

sub write_on_pixmaps {
    my ($vbox, $pix_name, $step_label, $width, $height)=@_;
    my $darea= new Gtk::DrawingArea();
    $darea->set_usize($width,$height);
    $vbox->pack_start($darea,0,0,0);
    my ($pix1,$pix_mask1) = gtkcreate_png("$xpm_path/$pix_name");
    my ($y1, $x1) = $pix1->get_size;
    my $style= new Gtk::Style;
    $style->font(Gtk::Gdk::Font->fontset_load(_("-adobe-times-bold-r-normal--17-*-100-100-p-*-iso8859-*,*-r-*")));
    my $w = $style->font->string_width(_("Welcome"));
    $darea->signal_connect(expose_event => sub {
	my $i;
	for ($i=0;$i<($width/$y1);$i++) {
	    $darea->window->draw_pixmap ($darea->style->bg_gc('normal'),
					  $pix1, 0, 0, 0, $y1*$i,
					  $x1 , $y1 );
	    $darea->window->draw_string(
					 $style->font,
					 $darea->style->white_gc,
					 120+(380-$w)/2, 62,
					 $step_label );
	}
    });
}

sub gtk_main_quit {
	print _("Quitting Wizard\n");
	main_quit Gtk;
}