#!/usr/bin/perl
#
# SmoothWall CGIs
#
# This code is distributed under the terms of the GPL
#
# (c) The SmoothWall Team
#
# $Id: summary.dat,v 1.3.2.14 2005/07/10 00:48:42 franck78 Exp $
#

use strict;

# enable only the following on debugging purpose
#use warnings;
#use CGI::Carp 'fatalsToBrowser';

require '/var/ipfire/general-functions.pl';
require "${General::swroot}/lang.pl";
require "${General::swroot}/header.pl";

use POSIX();

my %cgiparams=();
my $errormessage = '';

my @longmonths = ( $Lang::tr{'january'}, $Lang::tr{'february'}, $Lang::tr{'march'},
	$Lang::tr{'april'}, $Lang::tr{'may'}, $Lang::tr{'june'}, $Lang::tr{'july'}, $Lang::tr{'august'},
	$Lang::tr{'september'}, $Lang::tr{'october'}, $Lang::tr{'november'},
	$Lang::tr{'december'} );

my @now = localtime();
my $year = $now[5]+1900;

$cgiparams{'MONTH'} = '';
$cgiparams{'DAY'} = '';
$cgiparams{'ACTION'} = '';

&Header::getcgihash(\%cgiparams);

my $start = -1;
if ($ENV{'QUERY_STRING'} && $cgiparams{'ACTION'} ne $Lang::tr{'update'}) {
	my @temp = split(',',$ENV{'QUERY_STRING'});
	$start = $temp[0];
	$cgiparams{'MONTH'} = $temp[1];
	$cgiparams{'DAY'} = $temp[2];
}

if (!($cgiparams{'MONTH'} =~ /^(0|1|2|3|4|5|6|7|8|9|10|11)$/) ||
	!($cgiparams{'DAY'} =~ /^(1|2|3|4|5|6|7|8|9|10|11|12|13|14|15|16|17|18|19|20|21|22|23|24|25|26|27|28|29|30|31)$/)) {
	# Reports are generated at the end of the day, so if nothing is selected
	# we need to display yesterdays (todays won't have been generated yet)
	my @temp_then=();
	my @temp_now = localtime(time);
	$temp_now[4] = $now[4];
	$temp_now[3] = $now[3];
	@temp_then = localtime(POSIX::mktime(@temp_now) - 86400);
	   ## Retrieve the same time on the previous day -
	   ## 86400 seconds in a day
	$cgiparams{'MONTH'} = $temp_then[4];
	$cgiparams{'DAY'} = $temp_then[3];
}
elsif($cgiparams{'ACTION'} eq '>>') {
	my @temp_then=();
	my @temp_now = localtime(time);
	$temp_now[4] = $cgiparams{'MONTH'};
	$temp_now[3] = $cgiparams{'DAY'};
	@temp_then = localtime(POSIX::mktime(@temp_now) + 86400);
	   ## Retrieve the same time on the next day +
	   ## 86400 seconds in a day
	$cgiparams{'MONTH'} = $temp_then[4];
	$cgiparams{'DAY'} = $temp_then[3];
}
elsif($cgiparams{'ACTION'} eq '<<') {
	my @temp_then=();
	my @temp_now = localtime(time);
	$temp_now[4] = $cgiparams{'MONTH'};
	$temp_now[3] = $cgiparams{'DAY'};
	@temp_then = localtime(POSIX::mktime(@temp_now) - 86400);
	   ## Retrieve the same time on the previous day -
	   ## 86400 seconds in a day
	$cgiparams{'MONTH'} = $temp_then[4];
	$cgiparams{'DAY'} = $temp_then[3];
}

if (($cgiparams{'DAY'} ne $now[3]) || ($cgiparams{'MONTH'} ne $now[4])) {
	if ( ($cgiparams{'MONTH'} eq $now[4]) && ($cgiparams{'DAY'} > $now[3]) ||
	     ($cgiparams{'MONTH'} > $now[4]) ) {
		$year = $year - 1;
	}
}

my $monthnum = $cgiparams{'MONTH'} + 1;
my $monthstr = $monthnum <= 9 ? "0$monthnum" : "$monthnum";
my $longmonthstr = $longmonths[$cgiparams{'MONTH'}];
my $daystr = $cgiparams{'DAY'} <= 9 ? "0$cgiparams{'DAY'}" : "$cgiparams{'DAY'}";

my $skip=0;
my $filestr="/var/log/logwatch/$year-$monthstr-$daystr";

if (!(open (FILE,$filestr))) {
	$errormessage = "$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
	$skip=1;
	# Note: This is in case the log does not exist for that date
}

if (! $skip && $cgiparams{'ACTION'} eq $Lang::tr{'export'}) {
	print "Content-type: text/plain\n\n";

        while (<FILE>) {
		print "$_\r\n";
	}
	close (FILE);
	exit 0;
}

&Header::showhttpheaders();

&Header::openpage($Lang::tr{'log summary'}, 1, '');

&Header::openbigbox('100%', 'left', '', $errormessage);

if ($errormessage) {
	&Header::openbox('100%', 'left', $Lang::tr{'error messages'});
	print "<font class='base'>$errormessage&nbsp;</font>\n";
	&Header::closebox();
}

&Header::openbox('100%', 'left', "$Lang::tr{'settings'}:");

print <<END
<form method='post' action='$ENV{'SCRIPT_NAME'}'>
<table width='100%'>
<tr>
	<td width='10%' class='base'>$Lang::tr{'month'}:</td>
	<td width='25%'>
	<select name='MONTH'>
END
;
for (my $month = 0; $month < 12; $month++)
{
	print "\t<option ";
	if ($month == $cgiparams{'MONTH'}) {
		print "selected='selected' "; }
	print "value='$month'>$longmonths[$month]</option>\n";
}
print <<END
	</select>
	</td>
	<td width='10%' class='base'>$Lang::tr{'day'}:</td>
	<td width='25%'>
	<select name='DAY'>
END
;
for (my $day = 1; $day <= 31; $day++)
{
	print "\t<option ";
	if ($day == $cgiparams{'DAY'}) {
		print "selected='selected' "; }
	print "value='$day'>$day</option>\n";
}
print <<END
</select>
</td>
<td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day before'}' value='&lt;&lt;' /></td>
<td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day after'}' value='&gt;&gt;' /></td>
<td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
<td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'export'}' /></td>
</tr>
</table>
</form>
END
;

&Header::closebox();

my $header = 0;
my @content=();

if(!$skip)
{
  while (<FILE>) {
    if (/^\s*--+ ([^-]+) Begin --+\s*$/) {
      # New Section. open box
      @content = ();
      &Header::openbox('100%', 'left', $Lang::tr{"ls_\L$1"} ? $Lang::tr{"ls_\L$1"} : $1);
      print "<pre>";
    } elsif (/^\s*--+ ([^-]+) End --+\s*$/) {
      # End of Section, kill leading and trailing blanks, print info, close
      # box
      while ( $content[0] =~ /^\s*$/ ) { shift @content; }
      while ( $content[$#content] =~ /^\s*$/ ) { pop @content; }
      foreach $_ (@content) { $_ =~ s/\s*$//; print &Header::escape($_)."\n"; }
      print "\n</pre>";
      &Header::closebox();
    } elsif (/^\s*#+ LogWatch [^#]+[)] #+\s*$/) {
      # Start of logwatch header, skip it
      $header = 1;
    } elsif (/^\s*#+\s*$/) {
      # End of logwatch header
      $header = 0;
    } elsif (/^\s*#+ LogWatch End #+\s*$/) {
      # End of report
    } elsif ($header eq 0) {
      push(@content,$_);
    }
  }
  close (FILE);
}

&Header::closebigbox();

&Header::closepage();