##########################################################################
# $Id: ftpd-xferlog 164 2013-08-19 10:22:38Z stefjakobs $
##########################################################################

########################################################
## Copyright (c) 2008 Kirk Bauer
## Covered under the included MIT/X-Consortium License:
##    http://www.opensource.org/licenses/mit-license.php
## All modifications and contributions by other persons to
## this script are assumed to have been donated to the
## Logwatch project and thus assume the above copyright
## and licensing terms.  If you want to make contributions
## under your own copyright or a different license this
## must be explicitly stated in the contribution an the
## Logwatch project reserves the right to not accept such
## contributions.  If you have made significant
## contributions to this script and want to claim
## copyright please contact logwatch-devel@lists.sourceforge.net.
#########################################################

use File::Basename qw(dirname);

sub remove_dups {
   my(@info)=sort @_;

   my(%count,@out,$i);
   foreach $i (@info) {
      $count{$i}++;
   }

   foreach $i (keys %count) {
      my($j)=$i;
      $j =~ s/\n//;
      if ($count{$i} > 1) {
         push @out, $j . " (".$count{$i}." Times)\n";
      } else {
         push @out, "$j\n";
      }
   }
   return @out;
}

$Detail = $ENV{'LOGWATCH_DETAIL_LEVEL'} || 0;
$FTPDetail = $ENV{'detail_transfer'};

$TotalBytesOut = 0;
$TotalBytesIn = 0;

while (defined($ThisLine = <STDIN>)) {
   # Remove transfer time if it is there
   if ( ($RemoteHost,$Size,$FileName,$Direction,$AccessMode,$UserName) =
         ( $ThisLine =~ /^([^ ]+) (\d+) (.*) . . (.) (.) (.*) ftps? . .*$/ ) ) {
      if ($Detail < 15) {
         $FileName = dirname($FileName);
      }
      if ( $AccessMode eq 'a' ) {
         # Anonymous transfers
         if ( $Direction eq 'o' ) {
            # File was outgoing
            $TotalBytesOut += $Size;
            if ($Detail >= 15) {
               $Temp = '   ' . $FileName . ' -> ' . $RemoteHost . ' (Email: ' . $UserName . ")\n";
            }
            else {
               $Temp = '   ' . $FileName . ' -> ' . $RemoteHost . "\n";
            }
            push @AnonOut, $Temp;
            $FilesOut{$FileName}++;
         } elsif ( $Direction eq 'd' ) {
            $Temp = '   ' . $FileName . ' Deleted ' . $RemoteHost . ' (Email: ' . $UserName . ")\n";
            push @DeletedFiles, $Temp;
         } else {
            # File was incoming
            $TotalBytesIn += $Size;
            if ($Detail >= 15) {
               $Temp = '   ' . $RemoteHost . ' -> ' . $FileName . ' (User: ' . $UserName . ")\n";
            }
            else {
               $Temp = '   ' . $RemoteHost . ' -> ' . $FileName . "\n";
            }
            push @AnonIn, $Temp;
         }
      } elsif ( $AccessMode eq 'g' ) {
        # Guest transfers
         if ( $Direction eq 'o' ) {
            # File was outgoing
            $TotalBytesOut += $Size;
            $Temp = '   ' . $FileName . ' -> ' . $RemoteHost . ' (User: ' . $UserName . ")\n";
            push @GuestOut, $Temp;
         } elsif ( $Direction eq 'd' ) {
            $Temp = '   ' . $FileName . ' Deleted ' . $RemoteHost . ' (User: ' . $UserName . ")\n";
            push @DeletedFiles, $Temp;
         } else {
            # File was incoming
            $TotalBytesIn += $Size;
            $Temp = '   ' . $RemoteHost . ' -> ' . $FileName . ' (User: ' . $UserName . ")\n";
            push @GuestIn, $Temp;
         }
      } elsif ( $AccessMode eq 'r' ) {
         # User transfers
         if ( $Direction eq 'o' ) {
            # File was outgoing
            $TotalBytesOut += $Size;
            $Temp = '   ' . $FileName . ' -> ' . $RemoteHost . ' (User: ' . $UserName . ")\n";
            push @UserOut, $Temp;
         } elsif ( $Direction eq 'd' ) {
            $Temp = '   ' . $FileName . ' Deleted ' . $RemoteHost . ' (User: ' . $UserName . ")\n";
            push @DeletedFiles, $Temp;
         } else {
            # File was incoming
            $TotalBytesIn += $Size;
            $Temp = '   ' . $RemoteHost . ' -> ' . $FileName . ' (User: ' . $UserName . ")\n";
            push @UserIn, $Temp;
         }
      }
   } else {
      # Report any unmatched entries...
      push @OtherList, $ThisLine;
   }
}

@AnonOut=&remove_dups(@AnonOut);
@AnonIn=&remove_dups(@AnonIn);
@GuestOut=&remove_dups(@GuestOut);
@GuestIn=&remove_dups(@GuestIn);
@UserOut=&remove_dups(@UserOut);
@UserIn=&remove_dups(@UserIn);
@OtherList=&remove_dups(@OtherList);
@DeletedFiles=&remove_dups(@DeletedFiles);


$TotalKBytesOut = int $TotalBytesOut/1000;
$TotalKBytesIn = int $TotalBytesIn/1000;
$TotalMBytesOut = int $TotalKBytesOut/1000;
$TotalMBytesIn = int $TotalKBytesIn/1000;
($TotalKBytesOut > 0) and print "TOTAL KB OUT: " . $TotalKBytesOut . "KB (" . $TotalMBytesOut . "MB)\n";
($TotalKBytesIn  > 0) and print "TOTAL KB IN: " . $TotalKBytesIn . "KB (" . $TotalMBytesIn . "MB)\n";

if (@AnonIn) {
   print "\nIncoming Anonymous FTP Transfers:\n";
   print sort @AnonIn;
}

if ( (keys %FilesOut) and ($Detail >= 5) and ($Detail < 10) ) {
   print "\nOutgoing Anonymous FTP Transfers (By File):\n";
   foreach (sort keys %FilesOut) {
      print "   $_: $FilesOut{$_} Time(s)\n";
   }
}

if ( (@GuestIn) and ($Detail >= 10) and ($FTPDetail > 0)) {
   print "\nIncoming Guest FTP Transfers:\n";
   print sort @GuestIn;
}

if ( (@GuestOut) and ($Detail >= 10) and ($FTPDetail > 0)) {
   print "\nOutgoing Guest FTP Transfers:\n";
   print sort @GuestOut;
}

if ( (@AnonOut) and ($Detail >= 10) ) {
   print "\nOutgoing Anonymous FTP Transfers:\n";
   print sort @AnonOut;
}

if ( (@UserIn) and ($Detail >= 10) and ($FTPDetail > 0)) {
   print "\nIncoming User FTP Transfers:\n";
   print sort @UserIn;
}

if ( (@UserOut) and ($Detail >= 10) and ($FTPDetail > 0)) {
   print "\nOutgoing User FTP Transfers:\n";
   print sort @UserOut;
}

if ( (@DeletedFiles) and ($Detail >= 10) and ($FTPDetail > 0)) {
   print "\nDeleted Files:\n";
   print sort @DeletedFiles;
}

if ($#OtherList >= 0) {
   print "\n**Unmatched Entries**\n";
   print @OtherList;
}

exit(0);

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