#VERSION,2.02
# $Id: nikto_reports.plugin 56 2008-07-14 09:54:05Z deity $

###############################################################################
#  Copyright (C) 2007 CIRT, Inc.
#
#  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; version 2
#  of the License only.
#
#  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.
###############################################################################

###############################################################################
# PURPOSE
# Reporting
###############################################################################

sub open_output
{
    if ($CLI{file} eq "") { return; }

    open(OUT, ">>$CLI{file}") || die print STDERR "+ ERROR: Unable to open '$CLI{file}' for write: $@\n";
    select(OUT);
    $|++;
    select(STDERR);
    $|++;
    select(STDOUT);
    $|++;

    if ($CLI{format} =~ /^html?/i)
    {
        open_templates();
        print OUT $TEMPLATES{htm_start};
    } elsif ($CLI{format} =~ /^xml?/i)
    {
        open_templates();
        my $xml = $TEMPLATES{xml_start};
        $xml =~ s/\#NIKTODTD/$NIKTOCONFIG{NIKTODTD}/;
        print OUT "$xml";
    } elsif ($CLI{format} =~ /^txt/i)
    {
        print OUT "- $NIKTO{name} v$NIKTO{version}/$NIKTO{core_version}\n";
    } elsif ($CLI{format} =~ /^csv/i)
    {
        print OUT "\"$NIKTO{name} v$NIKTO{version}\",\"Core v$NIKTO{core_version}\"\n";
    }
    return;
}
###############################################################################
sub close_output
{
    if ($CLI{format} =~ /^txt/i)
    {
        print OUT "\nTest Options: $CLI{all_options}\n";
        print OUT "$DIV\n";
    } elsif ($CLI{format} =~ /^csv/i)
    {
        print OUT "\n\"Test Options\",\"$CLI{all_options}\"\n";
    } elsif ($CLI{format} =~ /^xml/i)
    {
        my $xml = proc_template($TEMPLATES{xml_close});
        print OUT "$xml\n";
    } elsif ($CLI{format} =~ /^html?/i)
    {
        my $htm = proc_template($TEMPLATES{htm_close});
        print OUT "$htm\n";
    }

    close(OUT);
    return;
}
###############################################################################
sub open_templates
{
    my @ts        = dirlist($NIKTO{templatedir});
    my $have_cirt = 0;
    foreach my $t (@ts)
    {
        open(T, "<$NIKTO{templatedir}/$t");
        my @TEMPLATE = <T>;
        close(T);
        my $T = join("", @TEMPLATE);
        $t =~ s/\..*$//;

        # :-)
        if ($T =~ /\s?20[0-9]{2}\s?CIRT, Inc/i) { $have_cirt = 1; }

        $TEMPLATES{$t} = $T;
    }

    if (!$have_cirt)
    {
        print
"\nIt looks like you may have removed the Nikto copyright from the reports. Please remember that this program is copyrighted, takes a lot of work to maintain, and is completely free for non-commercial use.\n\nIf this message has been a mistake, please notify sullo\@cirt.net.\n\n";
    }

    return;
}
###############################################################################
sub proc_template
{
    my $template = $_[0] || return;
    my %variables;
    my $protocol = "http";
    if ($TARGETS{$CURRENT_HOST_ID}{ports}{$CURRENT_PORT}{ssl}) { $protocol .= "s"; }

    $variables{"#TEMPL_HCTR"}               = $NIKTO{TEMPL_HCTR};
    $variables{"#TEMPL_END"}                = $TARGETS{$CURRENT_HOST_ID}{ports}{$CURRENT_PORT}{stop_time_disp};
    $variables{"#TEMPL_HOSTNAME"}           = simple_enc($TARGETS{$CURRENT_HOST_ID}{hostname});
    $variables{"#TEMPL_IP"}                 = simple_enc($TARGETS{$CURRENT_HOST_ID}{ip});
    $variables{"#TEMPL_ITEMS_TESTED"}       = $TARGETS{$CURRENT_HOST_ID}{total_checks};
    $variables{"#TEMPL_PORT"}               = $CURRENT_PORT;
    $variables{"#TEMPL_START"}              = $TARGETS{$CURRENT_HOST_ID}{ports}{$CURRENT_PORT}{start_time_disp};
    $variables{"#TEMPL_NIKTO_VER"}          = $NIKTO{version};
    $variables{"#TEMPL_BANNER"}             = simple_enc($TARGETS{$CURRENT_HOST_ID}{ports}{$CURRENT_PORT}{banner});
    $variables{"#TEMPL_NIKTO_CLI"}          = $CLI{all_options};
    $variables{"#TEMPL_CTR"}                = $TARGETS{$CURRENT_HOST_ID}{total_checks};
    $variables{"#TEMPL_NIKTO_HOSTS_TESTED"} = $COUNTERS{hosts_total};
    $variables{"#TEMPL_ELAPSED"}            = $TARGETS{$CURRENT_HOST_ID}{ports}{$CURRENT_PORT}{elapsed};
    $variables{"#TEMPL_LINK_NAME"}          = "$protocol://$TARGETS{$CURRENT_HOST_ID}{hostname}:$CURRENT_PORT";
    $variables{"#TEMPL_LINK_IP"}            = "$protocol://$TARGETS{$CURRENT_HOST_ID}{ip}:$CURRENT_PORT/";
    $variables{"#TEMPL_ITEMS_FOUND"}        = $TARGETS{$CURRENT_HOST_ID}{total_vulns};

    if ($TARGETS{$CURRENT_HOST_ID}{hostname} ne "")
    {
        $variables{"#TEMPL_LINK_NAME"} = "$protocol://$TARGETS{$CURRENT_HOST_ID}{hostname}:$CURRENT_PORT/";
    } else
    {
        $variables{"#TEMPL_LINK_NAME"} = "N/A";
    }

    foreach my $var (keys %variables) { $template =~ s/$var/$variables{$var}/g; }

    # Scanner Messages Handling
    if ($template =~ /\#TEMPL_SMMSG/)
    {
        my $template_orig  = $template;
        my $template_final = "";
        foreach my $p (keys %{ $TARGETS{$CURRENT_HOST_ID}{positives} })
        {
            if ($TESTS{$p}{uri} ne '') { next; }
            my $OSVDB = $TESTS{$p}{osvdb};
            if (($OSVDB eq '') && ($TESTS{$p}{message} =~ /^OSVDB-([0-9]+):/)) { $OSVDB = $1; }
            if ($OSVDB !~ /\d+/) { $OSVDB = 0; }
            $OSVDB_LINK = "http://osvdb.org/$OSVDB";
            $template =~ s/\#TEMPL_SMMSG/$TESTS{$p}{message}/;
            $template =~ s/\#TEMPL_OSVDB_LINK/$OSVDB_LINK/;
            $template =~ s/\#TEMPL_OSVDB/$OSVDB/;
            $template =~ s/\#ID/$p/;
            $template_final .= $template;
            $template = $template_orig;
        }
        $template = "$template_final\n";
    }

    # Positives Handling
    if ($template =~ /\#TEMPL_MSG/)
    {
        my $template_orig  = $template;
        my $template_final = "";
        foreach my $p (keys %{ $TARGETS{$CURRENT_HOST_ID}{positives} })
        {
            if ($TESTS{$p}{uri} eq '') { next; }
            foreach my $uri (split(' ',$TARGETS{$CURRENT_HOST_ID}{$p}{uri}))
            {
               $TESTS{$p}{uri}                  = simple_enc($TESTS{$p}{uri});
               $variables{"#TEMPL_URI"}         = $uri;
               $variables{"#TEMPL_MSG"}         = $TESTS{$p}{message};
               $variables{"#TEMPL_HTTP_METHOD"} = $TESTS{$p}{method};
   
               $variables{"#TEMPL_ITEM_IP_LINK"} = "$protocol://$variables{\"#TEMPL_IP\"}:$CURRENT_PORT$variables{\"#TEMPL_URI\"}";
               if ($TARGETS{$CURRENT_HOST_ID}{hostname} ne "")
               {
                   $variables{"#TEMPL_ITEM_NAME_LINK"} = "$protocol://$variables{\"#TEMPL_HOSTNAME\"}:$CURRENT_PORT$variables{\"#TEMPL_URI\"}";
               }
               else 
               {
                   $variables{"#TEMPL_ITEM_NAME_LINK"} = "";
               }
   
               $OSVDB      = "";
               $OSVDB_LINK = "";
               foreach my $o (split(/ /, $TESTS{$p}{osvdb}))
               {
                   if ($o eq "")
                   {
                       $o = "0";
                   }
   
                   $OSVDB      .= "$o";
                   $OSVDB_LINK .= "http://osvdb.org/$o";
               }
   
               $template =~ s/\#TEMPL_OSVDB_LINK/$OSVDB_LINK/;
               $template =~ s/\#TEMPL_OSVDB/$OSVDB/;
               $template =~ s/\#ID/$p/;
   
               foreach my $var (keys %variables) { $template =~ s/$var/$variables{$var}/g; }
               $template_final .= $template;
               $template = $template_orig;
           }
        }
        $template = "$template_final\n";
    }
    return $template;
}
###############################################################################
sub simple_xml_enc
{
    my $var = $_[0] || return;
    $var =~ s/&/%26/g;
    return $var;
}
###############################################################################
sub simple_enc
{
    my $var = $_[0] || return;
    $var =~ s/</&lt;/g;
    $var =~ s/>/&gt;/g;
    $var =~ s/"/&quot;/g;
    return $var;
}
##############################################################################
sub write_html
{
    my $htm;
    $NIKTO{TMPL_HCTR}++;

    # htm_summary
    if (!$NIKTO{TMPL_SUMMARY})
    {
        $htm = proc_template($TEMPLATES{htm_summary});
        print OUT "$htm\n";
        $NIKTO{TMPL_SUMMARY} = 1;
    }

    # htm_host_head
    $htm = proc_template($TEMPLATES{htm_host_head});
    print OUT "$htm\n";

    # htm_host_sm
    $htm = proc_template($TEMPLATES{htm_host_im});
    print OUT "$htm\n";

    # htm_host_item
    $htm = proc_template($TEMPLATES{htm_host_item});
    print OUT "$htm\n";

    # htm_end
    $htm = proc_template($TEMPLATES{htm_end});
    print OUT "$htm\n";

    return;
}
##############################################################################
sub write_xml
{
    my $xml;
    $NIKTO{TMPL_HCTR}++;

    # xml_summary
    if (!$NIKTO{TMPL_SUMMARY})
    {
        $xml = proc_template($TEMPLATES{xml_summary});
        print OUT "$xml\n";
        $NIKTO{TMPL_SUMMARY} = 1;
    }

    # xml_host_head
    $xml = proc_template($TEMPLATES{xml_host_head});
    print OUT "$xml\n";

    # xml_host_im
    $xml = proc_template($TEMPLATES{xml_host_im});
    print OUT "$xml\n";

    # xml_host_item
    $xml = simple_xml_enc(proc_template($TEMPLATES{xml_host_item}));
    print OUT "$xml\n";

    # xml_end
    $xml = proc_template($TEMPLATES{xml_end});
    print OUT "$xml\n";

    return;
}
###############################################################################
sub write_output
{
    if ($CLI{format} =~ /html?/i)
    {
        write_html();
    } elsif ($CLI{format} =~ /xml/i)
    {
        write_xml();
    }

    return;
}
###############################################################################

sub nikto_reports { }    # so core doesn't freak

1;