#! /usr/bin/perl
# $Id$

# Copyright (C) 2001 MandrakeSoft
# Yves Duret <yduret at mandrakesoft.com>
# some code is Copyright: (C) 1999, Michael T. Babcock <mikebabcock@pobox.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# 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 lib qw(/usr/lib/libDrakX);

use interactive;
use standalone;
use common qw(:common :file :functional :system);
use any;
use my_gtk qw(:helpers :wrappers);

# for i18n
use POSIX;
use Locale::GetText;
setlocale (LC_ALL, "");
Locale::GetText::textdomain ("DrakConf");
import Locale::GetText I_;

use Gtk;
use Config;
init Gtk;

# for i18n
#sub _ {
#    my $s = shift @_; my $t = I_($s);
#    $t && ref $t or return sprintf $t, @_;
#    my ($T, @p) = @$t;
#    sprintf $T, @_[@p];
#}

$::isInstall and die "Not supported during install.\n";

$::isEmbedded = ($::XID, $::CCPID) = "@ARGV" =~ /--embedded (\w+) (\w+)/;
if ($::isEmbedded) {
  print "EMBED\n";
  print "parent XID\t$::XID\n";
  print "mcc pid\t$::CCPID\n";
}

my $in = vnew interactive('su');

local $_ = join '', @ARGV;

/-h/ and die sprintf( _("usage: logdrake [--version]\n"));
/-version/ and die 'version: $Id$ '."\n";

my $h=`hostname -s`;
chop($h);


my $window = $::isEmbedded ? new Gtk::Plug ($::XID) : new Gtk::Window -toplevel;
$window->signal_connect( delete_event => sub { $::isEmbedded ? kill(USR1, $::CCPID) : Gtk->exit(0) });
$window->set_title( _("logdrake") );
$window->set_policy(1, 1, 1);
$window->border_width (5);

### menus definition
# the menus are not shown
# but they provides shiny shortcut like C-q
my @menu_items = ( { path        => _("/_File"),
		     type        => '<Branch>' },
		   { path        => _("/File/_New"),
		     accelerator => _("<control>N"),
		     callback    => \&print_hello },
		   { path        => _("/File/_Open"),
		     accelerator => _("<control>O"),
		     callback    => \&print_hello },
		   { path        => _("/File/_Save"),
		     accelerator => _("<control>S"),
		     callback    => \&print_hello },
		   { path        => _("/File/Save _As") },
		   { path        => _("/File/-"),
		     type        => '<Separator>' },
		   { path        => _("/File/_Quit"),
		     accelerator => _("<control>Q"),
		     callback    => sub { $::isEmbedded ? kill(USR1, $::CCPID) : Gtk->exit(0) } },
		   { path        => _("/_Options"),
		     type        => '<Branch>' },
		   { path        => _("/Options/Test") },

		   { path        => _("/_Help"),
		     type        => '<LastBranch>' },
		   { path        => _("/Help/_About...") } );
my $menubar = get_main_menu( $window );
######### menus end


########## font and colors
my $n = Gtk::Gdk::Font->fontset_load(_("-misc-fixed-medium-r-*-*-*-100-*-*-*-*-*-*,*"));
my $b = Gtk::Gdk::Font->fontset_load(_("-misc-fixed-bold-r-*-*-*-100-*-*-*-*-*-*,*"));

my $white    = my_gtk::gtkcolor(50400, 655, 20000);
my $black    = my_gtk::gtkcolor(0, 0, 0);
my $red      = my_gtk::gtkcolor(0xFFFF, 655, 655);
my $green    = my_gtk::gtkcolor(0x0, 0x9898,0x0);
my $yellow   = my_gtk::gtkcolor(0xFFFF, 0xD7D7, 0);
my $blue     = my_gtk::gtkcolor(655, 655, 0xFFFF);
my $magenta  = my_gtk::gtkcolor(0xFFFF, 655, 0xFFFF);
my $purple   = my_gtk::gtkcolor(0xA0A0, 0x2020, 0xF0F0);
my $cyan     = my_gtk::gtkcolor(0x0, 0x9898, 0x9898);
my $darkgray = my_gtk::gtkcolor(0x2F2F, 0x4F4F, 0x4F4F);

    
# Define global terms:
# Define good notables:
my @word_good=("starting\n", "Freeing", "Detected", "starting.", "accepted.\n", "authenticated.\n", "Ready", "active", "reloading", "saved;", "restarting", "ONLINE\n");
my @word_warn=("dangling", "closed.\n", "Assuming", "root", "root\n", "exiting\n", "missing", "Ignored", "adminalert:", "deleting", "OFFLINE\n");
my @word_bad=("bad");
my @word_note=("LOGIN", "DHCP_OFFER", "optimized", "reset:", "unloaded", "disconnected", "connect", "Successful", "registered\n");
my @line_good=("up", "DHCP_ACK", "Cleaned", "Initializing", "Starting", "success", "successfully", "alive", "found", "ONLINE\n");
my @line_warn=("warning:", "WARNING:", "invalid", "obsolete", "bad", "Password", "detected", "timeout", "timeout:", "attackalert:", "wrong", "Lame", "FAILED", "failing", "unknown", "obsolete", "stopped.\n", "terminating.", "disabled\n", "disabled", "Lost");
my @line_bad=("DENY", "lost", "shutting", "dead", "DHCP_NAK", "failure;", "Unable", "inactive", "terminating", "refused", "rejected", "down", "OFFLINE\n", "error\n", "ERROR\n", "ERROR:", "error", "ERROR", "error:", "failed:");

# Define specifics:
my @daemons=("named");

# Now define what we want to use when:
my $col_good = $green;
my $col_warn = $yellow;
my $col_bad = $red;
my $col_note = $purple;
my $col=$cyan;

######### font and colors end


# Create root tree
my $tree = new Gtk::Tree();
my $leaf;
my $root_dir;
$tree->set_selection_mode('single');
$tree->set_view_mode('item');
fill_tree ("");

#### far from window

gtkadd($window,
       gtkpack_(new Gtk::VBox(0,5),
		0, _("see your log"),
		1, gtkadd(new Gtk::Frame(_("Choose a file")),
			  gtkpack_(new Gtk::VBox(0,5),
				  1, createScrolledWindow($tree),
				  0, gtkpack(new Gtk::HBox(0,5),
					  gtksignal_connect(new Gtk::Button("syslog"),   clicked => \&select_item, "/var/log/syslog"),
					  gtksignal_connect(new Gtk::Button("dmesg"),    clicked => \&select_item, "/var/log/dmesg"),
					  gtksignal_connect(new Gtk::Button("user.log"), clicked => \&select_item, "/var/log/user.log")
					 )
				 )
			 ),
		1, gtkadd(new Gtk::Frame(_("Content of the file")),
			  createScrolledWindow(my $log = new Gtk::Text(undef, undef)) 
			 )

	       )
      );

$window->realize;

$window->show_all();
Gtk->main_iteration while Gtk->events_pending;
$::isEmbedded and kill USR2, $::CCPID;
Gtk->main;


#-------------------------------------------------------------
# tree functions
#-------------------------------------------------------------
### Subroutines

sub fill_tree {
  my $root_dir = "/var/log/" . $_[0];
  # Create root tree item widget
  $leaf = new_with_label Gtk::TreeItem( $root_dir );
  $tree->append( $leaf );
  $leaf->signal_connect( 'select', \&select_item, $root_dir );
  $leaf->set_user_data( $root_dir );

  # Create the subtree
  if (-d $root_dir) {
    my $subtree = new Gtk::Tree();
    $leaf->set_subtree( $subtree );
    $leaf->signal_connect( 'expand', \&expand_tree, $subtree );
    $leaf->signal_connect( 'collapse', \&collapse_tree );
    $leaf->expand();
  }
}

sub change_tree {
  $leaf->destroy();
  fill_tree (@_);
  $leaf->show();
}

# Callback for expanding a tree - find subdirectories, files and add them to tree
sub expand_tree  {
    my ($item, $subtree) = @_;
    my ($dir_entry, $path, $item_new, $new_subtree);
    my $dir = $item->get_user_data();

    chdir($dir);
    foreach $dir_entry ( <*> ) {
	$path = $dir . "/" . $dir_entry;
	$path =~ s|//|/|g;
	$item_new = new_with_label Gtk::TreeItem( $dir_entry );
	$item_new->set_user_data($path);
	$item_new->signal_connect('select', \&select_item, $path );
	$subtree->append($item_new);
	$item_new->show();

	if (-d $path) {
	  $new_subtree = new Gtk::Tree();
	  $item_new->set_subtree( $new_subtree );
	  $item_new->signal_connect('expand', \&expand_tree, $new_subtree);
	  $item_new->signal_connect('collapse', \&collapse_tree);
	}
    }
    chdir( ".." );
}


# Callback for collapsing a tree -- removes the subtree
sub collapse_tree  {
    my ($item) = @_;
    my $subtree = new Gtk::Tree();
    
    $item->remove_subtree();
    $item->set_subtree( $subtree );
    $item->signal_connect( 'expand', \&expand_tree, $subtree );
}

# Called whenever an item is clicked on the tree widget.
sub select_item  {
  my ($widget, $file) = @_;
  return  if (-d $file);
  
  $log->backward_delete($log->get_length());
  $file =~ s/\.gz$//;
  $log->freeze();
  my @all=catMaybeCompressed ($file);
  my $taille= @all +1;
  my $i=1;
  gtkadd(my $win_pb = new Gtk::Window(),
	 gtkpack(new Gtk::VBox(5,0), 
		 _("please wait"),
		 my $pbar = new Gtk::ProgressBar()
		)
	);
  $win_pb->realize();
  $win_pb->show_all();

  foreach (@all) {
      if ($i % 10) { 
	  $pbar->update($i/$taille);
	  Gtk->main_iteration while Gtk->events_pending;
      }
      logcolorize($_);
      $i++;
      
  }
  $log->thaw();
  $win_pb->destroy();
}

sub log_output {
      $log->insert($_[2],$_[0], undef,$_[1]);
}

##########################################################################################
sub logcolorize {

    # we get date & time if it is date & time (dmesg)
    s/(\D{3} .. \d\d:\d\d:\d\d )//;
    $timestamp=$1;
    @rec = split;

    log_output($cyan,$timestamp,$b); # date & time if any...
    log_output(($rec[0] eq $h) ? $blue : $col,"$rec[0] ",$b);  # hostname
    
    if ($rec[1] eq "last") {
	log_output($green," last message repeated ",$n);
	log_output($green, $rec[4], $b);
	log_output($green," times\n",$n);
	return;
    }
    # Extract PID if present
    if ($rec[1] =~ /\[(\d+)\]\:/) {
	my($pid) = $1;
	$rec[1]=~s/\[$1\]\:// ;
	log_output ($green, $rec[1] ."[",$n);
	log_output ($black, $pid,$b);
	log_output ($green, "]: ",$n);
    }
    else {
	log_output($green, $rec[1] ." ",$n);
    }

 
    for ($therest=(2); $therest<=$#rec; $therest++) {
	$col=$cyan;

	# Check for keywords to highlight
	foreach (@word_good) { $col=$col_good if ($_ eq $rec[$therest]);}
	foreach (@word_warn) { $col=$col_warn if ($_ eq $rec[$therest]);}
	foreach (@word_bad)  { $col=$col_bad  if ($_ eq $rec[$therest]);}
	foreach (@word_note) { $col=$col_note if ($_ eq $rec[$therest]);}
	
 	# Watch for words that indicate entire lines should be highlighted
 	#foreach (@line_good) { $col=$col_good if ($_ eq $rec[$therest]);}
 	#foreach (@line_warn) { $col=$col_warn if ($_ eq $rec[$therest]);}
	#foreach (@line_bad)  { $col=$col_bad  if ($_ eq $rec[$therest]);}
 	
	log_output($col,"$rec[$therest] ",$n);
    }
    log_output($black,"\n",$n);
}


#-------------------------------------------------------------
# menu callback functions
#-------------------------------------------------------------

sub print_hello {
  print( "mcdtg !\n" );
}

sub get_main_menu {
  my ($window) = @_;

  my $accel_group = new Gtk::AccelGroup();
  my $item_factory = new Gtk::ItemFactory( 'Gtk::MenuBar', '<main>', $accel_group );
  $item_factory->create_items( @menu_items );
  $window->add_accel_group( $accel_group );
  return ( $item_factory->get_widget( '<main>' ) );
}

sub create_dialog {
    my ($label, $c) = @_;
    my $ret = 0;
    my $dialog = new Gtk::Dialog;
    $dialog->signal_connect ( delete_event => sub {Gtk->main_quit();});
    $dialog->set_title(_("logdrake"));
    $dialog->border_width(10);
    $dialog->vbox->pack_start(new Gtk::Label($label),1,1,0);

    my $button = new Gtk::Button _("OK");
    $button->can_default(1);
    $button->signal_connect(clicked => sub { $ret=1; $dialog->destroy(); Gtk->main_quit(); });
    $dialog->action_area->pack_start($button, 1, 1, 0);
    $button->grab_default;

    if ($c) {
	my $button2 = new Gtk::Button _("Cancel");
	$button2->signal_connect(clicked => sub { $ret=0; $dialog->destroy(); Gtk->main_quit(); });
	$button2->can_default(1);
	$dialog->action_area->pack_start($button2, 1, 1, 0);
    }

    $dialog->show_all;
    Gtk->main();
    $ret;
}

sub destroy_window {
	my($widget, $windowref, $w2) = @_;
	$$windowref = undef;
	$w2 = undef if defined $w2;
	0;
}




# log
# $Log$
# Revision 1.8  2001/07/19 13:24:54  pablo
# updated Croatian file
#
# Revision 1.7  2001/07/16 16:48:21  yduret
# update
#
# Revision 1.6  2001/07/03 19:40:48  pablo
# updated Danish file,
# i18n'd logdrake
#
# Revision 1.5  2001/07/03 08:54:43  yduret
# powered by DrakX technologie
#
# Revision 1.4  2001/07/02 09:47:55  yduret
# fix bug in regexp
#
# Revision 1.3  2001/06/29 16:14:01  yduret
# great upgrade
#
# Revision 1.2  2001/06/28 10:50:27  yduret
# full support of color
#
# Revision 1.1  2001/06/27 09:22:59  yduret
# added it..
#