#! /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 POSIX;
use Gtk;
use lib qw(/usr/lib/libDrakX);
use interactive;
use standalone;
use any;
use Config;
init Gtk;
Gtk->set_locale;
use my_gtk qw(:helpers :wrappers);

use MDK::Common;

#-------------------------------------------------------------
# i18n routines
# IMPORTANT: next two routines have to be redefined here to
#         get correct namespace (drakconf instead of libDrakX)
#         (This version is now UTF8 compliant - Sg 2001-08-18)
#-------------------------------------------------------------

sub _ {
    my $s = shift @_; my $t = translate($s);
    sprintf $t, @_;
}

sub translate {
    my ($s) = @_;
    $s ? c::dgettext('drakconf', $s) : '';
}

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

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

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

#- parse arguments list.
for (@ARGV) {
    /^--version$/ and die 'version: $Id$ '."\n";
    /^--help$/ and die 'logdrake [--version] [--file=myfyle] [--word=myword]';
    /^--file=(.*)$/ and do { $::isFile = ($::File) = $1; next };
    /^--word=(.*)$/ and do { $::isWord = ($::Word) = $1; next };
}

$::isTail=1 if ($::isFile);
$|= 1 if ($::isTail);
my $h=chomp_(`hostname -s`);

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);
$window->border_width (5) unless ($::isEmbedded);
#$window->set_default_size( 540,460 );

my $cal = gtkset_sensitive(new Gtk::Calendar(),0);
my (undef,undef,undef,$mday) = localtime(time);
$cal->select_day($mday);
my @months = qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec);
my $cal_mode=0;
my $cal_butt = gtksignal_connect(new Gtk::CheckButton(_("Show only for this day")), clicked =>sub{$cal_mode =!$cal_mode; gtkset_sensitive($cal,$cal_mode);});

### 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 => \&save },
		  { 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

my %files = (
	     "auth" => { file => "/var/log/auth.log", desc => _("authentification") },
	     "user" => { file => "/var/log/user.log", desc => _("user") },
	     "messages" => { file => "/var/log/messages", desc => _("messages") },
	     "syslog" => { file => "/var/log/syslog", desc => _("syslog") }
);

#### far from window
gtkadd($window,
       gtkpack_(new Gtk::VBox(0,5),
		0, _("A tool to monitor your logs"),
		if_ (!$::isFile, 0, gtkadd(new Gtk::Frame(_("Settings")),
					   gtkpack__(new Gtk::VBox(0,2),
						     gtkpack__(new Gtk::VBox(0,2),
							       # _("Show lines"),
							       gtkpack__(new Gtk::HBox(0,0),
									 " " . _("matching") . " ", $e_yes = new Gtk::Entry(),
									 " " . _("but not matching") . " ", $e_no = new Gtk::Entry()
									)
							      ),
						     # _("tips: you can use OR"),
						     gtkpack_(new Gtk::HBox(0,0),
							      1, gtkadd(gtkset_border_width(new Gtk::Frame(_("Choose file")),2),
									gtkpack (gtkset_border_width(new Gtk::VBox(0,0),0),
										 map { ${"b_". $_} = new Gtk::CheckButton($files{$_}{desc}) } keys %files,
										)
								       ),
							      0, gtkadd(gtkset_border_width(new Gtk::Frame(_("Calendar")),2),
									gtkpack__(gtkset_border_width(new Gtk::VBox(0,0),5),
										  $cal_butt, $cal
										 )
								       )
							      ),
						     gtksignal_connect(new Gtk::Button(_("search")), clicked => \&search)
						    )
					  )
		    ),
		1, gtkadd(new Gtk::Frame(_("Content of the file")),
			  createScrolledWindow(my $log_text = new Gtk::Text(undef, undef))
			 ),
		0, gtkadd (gtkset_layout(new Gtk::HButtonBox,-end),
			   gtksignal_connect(new Gtk::Button (_("Save")), clicked => \&save),
			   gtksignal_connect(new Gtk::Button ($::isEmbedded ? _("Cancel") : _("Quit")), clicked => sub {$::isEmbedded ? kill('USR1', $::CCPID) : Gtk->exit(0)})
			  )
       
	       )
       
      );

$::isFile and gtkset_usize($log_text,400,500);
$window->realize;
$window->show_all();
search() if ($::isFile);
Gtk->main_iteration while Gtk->events_pending;
$::isEmbedded and kill 'USR2', $::CCPID;
Gtk->main;

#-------------------------------------------------------------
# search functions
#-------------------------------------------------------------
sub search {
    $log_text->backward_delete($log_text->get_length());
    $log_text->freeze();
    if ($::isFile) {
	parse_file($::File);
    } else {
	foreach (keys %files) {
	    parse_file($files{$_}{file}) if ${$::{"b_". $_}}->active 
	};
    }
    $log_text->thaw();
    Gtk->main_iteration while Gtk->events_pending;    
}

sub parse_file {
  my $file = $_[0];

  $file =~ s/\.gz$//;
  my $i=0;
  gtkadd(my $win_pb = (gtkset_modal new Gtk::Window(), 1),
	 gtkpack(new Gtk::VBox(5,0), 
		 " " . _("please wait, parsing file: %s", $files{$_}{desc}) . " ",
		 my $pbar = new Gtk::ProgressBar()
		)
	);
  $win_pb->set_position('center');
  $win_pb->realize();
  $win_pb->show_all();
  my $ey = $e_yes->get_chars(0, -1);
  my $en = $e_no->get_chars(0, -1);
  $ey =~ s/ OR /\|/;
  $ey = $ey .($::Word) if ($::isWord);

  if ($cal_mode) {
      my ($year, $month, $day) = $cal->get_date();
      $ey= $months[$month]."\\s{1,2}$day\\s.*$ey.*\n";
  }

  my @all=catMaybeCompressed ($file);
  my $taille= @all;
  foreach (@all) {
      $i++;
      if ($i % 10) { 
	  $pbar->update($i/$taille);
	  Gtk->main_iteration while Gtk->events_pending;
      }
      
      if (($en eq "") and /$ey/i)     {logcolorize($_); next}
      if ((! /$en/i) and /$ey/i)      {logcolorize($_); next}
      if ((! /$en/i) and ($ey eq "")) {logcolorize($_); next}
  }
  $win_pb->destroy();

  if ($::isTail) {
      open F, $file or die "E: $!";
      while (<F>) {}; #to prevent to output the file twice..
      $log_text->set_point($log_text->get_length());
      my $timer = Gtk->timeout_add( 1000, \&input_callback);
  }     
}

sub input_callback  {
    logcolorize($_) while <F>;
    seek F, 0, 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);
}


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


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


sub save {
    #$file_dialog = new Gtk::FileSelection(_("Save as.."));
    #$file_dialog->show();
    $yy= $in->ask_file(_("Save as.."),"/root") or return;
    output($yy,$log_text->get_chars(0,$log_text->get_length()));
}

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 1.29  2001/09/15 15:44:22  siegel
# added missing space in "matching" line
#
# Revision 1.28  2001/09/15 15:34:55  siegel
# added missing _()
#
# Revision 1.27  2001/09/05 16:07:22  warly
# fix regexp for day matching
#
# Revision 1.26  2001/09/03 20:34:37  yduret
# remove ok boutton taht does nothing !
#
# Revision 1.25  2001/09/03 20:27:29  yduret
# fix proper call to kill 'USRx'
#
# Revision 1.24  2001/09/03 20:26:25  yduret
# fix
#
# Revision 1.23  2001/08/28 15:43:01  yduret
# fix window size in embedded mode
#
# Revision 1.22  2001/08/27 12:22:03  yduret
# back from chamonix
#
# Revision 1.21  2001/08/20 15:04:55  siegel
# added "Gtk->set_locale;"
#
# Revision 1.20  2001/08/18 19:46:35  siegel
# made i18n UTF8 compliant
#
# Revision 1.19  2001/08/13 09:57:55  yduret
# added a timeout to watch file
#
# Revision 1.18  2001/08/10 10:36:17  yduret
# fixes
#
# Revision 1.17  2001/08/10 10:20:53  yduret
# calendar added more
#
# Revision 1.16  2001/08/10 09:28:35  yduret
# added calendar functionnality
#
# Revision 1.15  2001/08/10 01:46:05  yduret
# corrected vnew usage (thc gc)
#
# Revision 1.14  2001/08/06 14:58:12  yduret
# added isFile mode for daminounet
#
# Revision 1.13  2001/08/03 05:49:10  yduret
# really fixed bug when embeded in mcc
# use plain english instead of bad french
#
# Revision 1.12  2001/08/02 08:28:18  pablo
# update pot file, s/ :/:/ for English text
#
# Revision 1.11  2001/08/01 19:06:05  yduret
# pour boblack
#
# Revision 1.10  2001/08/01 17:30:21  yduret
# added mapping..
#
# Revision 1.9  2001/08/01 13:19:14  yduret
# ask_many_from_list
#
# 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..
#