# Before you run this make sure you create a directory on your
# c drive called "thegoods", and then under that directory create
# "machines" and "software".
#
# Drop me a line if you have any questions, comments, or improvements.
#
# Chad Juettner - cjuettner@gmail.com

use Win32::NetAdmin;
use Win32::Registry;
 
chdir "c:\\thegoods\\machines";
print "Is there more than one domain you'd like to check? (y/n) ";
$stf = <STDIN>;
 
if ($stf =~ /y|n/i) {
        if ($stf =~ /y/) {
                print "\nEnter the domains you'd like to query, separated\nby a space (ex. DOMAIN1 DOMAIN2): ";
                $domains = <STDIN>;
                @doms = split (/ /, $domains);
 
                foreach $dom ( @doms ) {
                        chomp $dom;
                        print "Getting machine names for $dom...\n\n";
                        Win32::NetAdmin::GetServers( '', $dom, SV_TYPE_ALL, \@$dom );
                        push (@servers, @$dom);
                        }
                }
        if ($sty=~ /n/) {
                Win32::NetAdmin::GetServers( '', '', SV_TYPE_ALL, \@servers );
                }
        }
 
else {
        print "You have to enter either y or n.";
        exit 1;
        }
 
foreach $machine ( @servers ) {
 
        if ( $HKEY_LOCAL_MACHINE->Connect( $machine, $software ) ) {
 
                my @programs;
                open( CURRENT, ">" . $machine . ".txt" );
                $software->Open( "software\\microsoft\\windows\\currentversion\\uninstall", $installed );
                unless ( defined($installed) ) { next };
                $installed->GetKeys( \@programs );
                print "Getting programs out of HKLM for $machine\n";
 
                foreach $program ( @programs ) {
                        print CURRENT "$program\n";
                }
 
                $software->Close;
                $installed->Close;
                close( CURRENT );
 
        }
 
        if ( $HKEY_USERS->Connect( $machine, $hku ) ) {
 
                my @hkusubkeys;
                open( CURRENT, ">>" . $machine . ".txt" );
                $hku->Open( '', $hkusers );
                $hkusers->GetKeys( \@hkusubkeys );
 
                foreach $subkey ( @hkusubkeys ) {
                        my @subkeyprograms;
                        if ( $subkey eq ".DEFAULT" ) { next }
                        $HKEY_USERS->Connect( $machine, $currentsubkey );
                        print "Getting programs out of HKU for $machine\n";
                        $plethora = $subkey . "\\software\\microsoft\\windows\\currentversion\\uninstall";
 
                        if ( $currentsubkey->Open( $plethora, $subkinstalled ) ) {
                                $subkinstalled->GetKeys( \@subkeyprograms );
                                foreach $skp ( @subkeyprograms ) {
                                        print CURRENT "$skp\n";
                                }
                        }
 
                }
 
                $hku->Close;
                $hkusers->Close;
                close( CURRENT );
        }
 
}
 
print "\n\nBuilding reports...\n";
chdir "c:\\thegoods";
unlink "c:\\thegoods\\report.txt";
unlink <c:\\thegoods\\software\\*>;
opendir (GOODS, "c:\\thegoods\\machines") || die "cannot get to the goods: $!";
while ($name = readdir(GOODS)) {
    print "Built report: $name\n";
    $total += 1;
    open (CURRENT, "c:\\thegoods\\machines\\" . $name);
    while ($line = <CURRENT>) {
            if ($line =~ /Connecting to remote machine/) { next }
            if ($line =~ /network path was not found/) { $total--; next }
            if ($line eq "\n") { next }   
            if ($line =~ /{/) { next }
            $line =~ s/\[//;                
            $line =~ s/\]//;                
            chop $line;
            $length = @$line;
            $machinename = $name;
            $machinename =~ s/.txt//;
            @$line[$length] = $machinename;
            $list{$line} += 1;
            chdir "c:\\thegoods\\software";
            open (SOFTWARE, ">>$line" . ".txt");
            print SOFTWARE "@$line[$length]\n" unless ($line[$length] eq "\n");
            chdir "c:\\thegoods";
    }
}
closedir(GOODS);
 
print "\n\nMaking report.txt...\n\n";
open (REPORT, ">c:\\thegoods\\report.txt");
print REPORT "Total machines queried: $total\n\n";
foreach $install (sort keys(%list)) {
        print REPORT ("$install: $list{$install}\n");
}
print "All done.\n";