#! /usr/bin/perl
#
# 1999 (c) Piotr Roszatycki <dexter@debian.org>
# This software is under GNU license
# last modification: 1999-12-08
#
# debd

sub quote {
    $_ = shift(@_);
    s/([^\w\/.+-])/\\$1/g;
    return($_);
}

sub bt
{
    my ($dt) = @_;
    my (@time);
    @time = localtime($dt);
    $bt = sprintf "%02d-%02d-%d %02d:%02d", $time[4] + 1, $time[3],
		  $time[5] + 1900, $time[2], $time[1];
    return $bt;
}


sub ft
{
    my ($f) = @_;
    return "d" if -d $f;
    return "l" if -l $f;
    return "p" if -p $f;
    return "S" if -S $f;
    return "b" if -b $f;
    return "c" if -c $f;
    return "-";
}

sub fm
{
    my ($n) = @_;
    my ($m);

    if( $n & 0400 ) {
       $m .= "r";
    } else {
       $m .= "-";
    }
    if( $n & 0200 ) {
       $m .= "w";
    } else {
       $m .= "-";
    }
    if( $n & 04000 ) {
       $m .= "s";
    } elsif( $n & 0100 ) {
       $m .= "x";
    } else {
       $m .= "-";
    }

    if( $n & 0040 ) {
       $m .= "r";
    } else {
       $m .= "-";
    }
    if( $n & 0020 ) {
       $m .= "w";
    } else {
       $m .= "-";
    }
    if( $n & 02000 ) {
       $m .= "s";
    } elsif( $n & 0010 ) {
       $m .= "x";
    } else {
       $m .= "-";
    }

    if( $n & 0004 ) {
       $m .= "r";
    } else {
       $m .= "-";
    }
    if( $n & 0002 ) {
       $m .= "w";
    } else {
       $m .= "-";
    }
    if( $n & 01000 ) {
       $m .= "t";
    } elsif( $n & 0001 ) {
       $m .= "x";
    } else {
       $m .= "-";
    }

    return $m;
}

sub ls {
    my ($file) = @_;
    my @stat = stat($file);
    # mode, nlink, uid, gid, size, mtime, filename
    printf "%s%s %d %d %d %d %s CONTENTS%s\n", ft($file), fm($stat[2] & 07777),
    $stat[3], $stat[4], $stat[5], $stat[7], bt($stat[9]), $file;
}

sub list
{
       my($archive)=@_;
       my $qarchive = quote($archive);
       chop($date=`LC_ALL=C date "+%m-%d-%Y %H:%M"`);
       chop($info_size=`dpkg -s $qarchive | wc -c`);
       $repack_size=length($pressrepack);
       $reinstall_size=length($pressreinstall);
       $remove_size=length($pressremove);
       $purge_size=length($presspurge);
       $reconfigure_size=length($pressreconfigure);
       $reinstall_size=length($pressreinstall);
       $select_size=length($pressselect);
       $unselect_size=length($pressunselect);

       print "dr-xr-xr-x   1 root     root     0 $date CONTENTS\n";
       print "dr-xr-xr-x   1 root     root     0 $date DEBIAN\n";
       print "-r--r--r--   1 root     root     $info_size $date INFO\n";
       print "-r-xr--r--   1 root     root     $purge_size $date DPKG-PURGE\n";

       chop($status = `dpkg -s $qarchive | grep ^Status`);
       if( $status =~ /deinstall/ ) {
           print "-r-xr--r--   1 root     root     $select_size $date DPKG-SELECT\n";
       } elsif( $status =~ /install/ ) {
           print "-r-xr--r--   1 root     root     $unselect_size $date DPKG-UNSELECT\n";
       } 
       if( $status !~ /config-files/ ) {
           if ( -x "/usr/bin/dpkg-repack" ) {
               print "-r-xr--r--   1 root     root     $repack_size $date DPKG-REPACK\n";
           }
           print "-r-xr--r--   1 root     root     $remove_size $date DPKG-REMOVE\n";
           if ( -x "/usr/bin/apt-get" ) {
               print "-r-xr--r--   1 root     root     $remove_size $date APT-REMOVE\n";
               print "-r-xr--r--   1 root     root     $reinstall_size $date APT-REINSTALL\n";
               print "-r-xr--r--   1 root     root     $purge_size $date APT-PURGE\n";
	   }
       }
       if( -x "/usr/bin/dpkg-reconfigure" && -x "/var/lib/dpkg/info/$archive.config" ) {
           print "-r-xr--r--   1 root     root     $reconfigure_size $date DPKG-RECONFIGURE\n";
       }



       if ( open(PIPEIN, "LC_TIME=C LANG=C ls -l /var/lib/dpkg/info/$qarchive.* |") ) {
           while(<PIPEIN>) {
               chop;
               next if /\.list$/;
               s%/var/lib/dpkg/info/$archive.%DEBIAN/%;
               print $_, "\n";
           }
           close PIPEIN;
       }

        if ( open(LIST, "/var/lib/dpkg/info/$archive.list") ) {
            while(<LIST>) {
               chop;
               ls($_);
            }
           close LIST;
        }
}

sub copyout
{
       my($archive,$filename,$destfile)=@_;
       my $qarchive = quote($archive);
       my $qfilename = quote($filename);
       my $qdestfile = quote($destfile);

       if($filename eq "INFO") {
           system("dpkg -s $qarchive > $qdestfile");
        } elsif($filename eq "DPKG-REPACK") {
           if ( open(FILEOUT,">$destfile") ) {
               print FILEOUT $pressrepack;
               close FILEOUT;
               system("chmod a+x $qdestfile");
           }
        } elsif($filename =~ /^DEBIAN/) {
            $qfilename=~s!^DEBIAN/!!;
            system("cat /var/lib/dpkg/info/$qarchive.$qfilename > $qdestfile");
       } elsif($filename eq "DPKG-REMOVE" || $filename eq "APT-REMOVE") {
           if ( open(FILEOUT,">$destfile") ) {
               print FILEOUT $pressremove;
               close FILEOUT;
               system("chmod a+x $qdestfile");
           }
       } elsif($filename eq "DPKG-PURGE" || $filename eq "APT-PURGE") {
           if ( open(FILEOUT,">$destfile") ) {
               print FILEOUT $presspurge;
               close FILEOUT;
               system("chmod a+x $qdestfile");
           }
       } elsif($filename eq "DPKG-RECONFIGURE") {
           if ( open(FILEOUT,">$destfile") ) {
               print FILEOUT $pressreconfigure;
               close FILEOUT;
               system("chmod a+x $qdestfile");
           }
       } elsif($filename eq "APT-REINSTALL") {
           if ( open(FILEOUT,">$destfile") ) {
               print FILEOUT $pressreinstall;
               close FILEOUT;
               system("chmod a+x $destfile");
           }
       } elsif($filename eq "DPKG-SELECT") {
           if ( open(FILEOUT,">$destfile") ) {
               print FILEOUT $pressselect;
               close FILEOUT;
               system("chmod a+x $destfile");
           }
       } elsif($filename eq "DPKG-UNSELECT") {
           if ( open(FILEOUT,">$destfile") ) {
               print FILEOUT $pressunselect;
               close FILEOUT;
               system("chmod a+x $qdestfile");
           }
       } else {
           $qfilename=~s!^CONTENTS!!;
           system("cat $qfilename > $qdestfile");
       }
}

sub run
{
       my($archive,$filename)=@_;
       my $qarchive = quote($archive);
       my $qfilename = quote($filename);
       if($filename eq "DPKG-REMOVE") {
           system("dpkg --remove $qarchive");
       } elsif($filename eq "APT-REMOVE") {
           system("apt-get remove $qarchive");
       } elsif($filename eq "DPKG-PURGE") {
           system("dpkg --purge $qarchive");
       } elsif($filename eq "APT-PURGE") {
           system("apt-get --purge remove $qarchive");
       } elsif($filename eq "DPKG-REPACK") {
           system("dpkg-repack $qarchive");
       } elsif($filename eq "DPKG-SELECT") {
           system("echo $aqrchive install | dpkg --set-selections");
       } elsif($filename eq "DPKG-UNSELECT") {
           system("echo $qarchive deinstall | dpkg --set-selections");
       } elsif($filename eq "APT-REINSTALL") {
           system("apt-get -u --reinstall install $qarchive");
       } elsif($filename eq "DPKG-RECONFIGURE") {
           system("dpkg-reconfigure $qarchive");
       } elsif($filename=~/^DEBIAN/) {
           $qfilename=~s!^DEBIAN!!;
           system("/var/lib/dpkg/info/$qarchive.$qfilename");
       } else {
           $qfilename=~s!^CONTENTS!!;
           system($qfilename);
       }
}

$pressrepack=<<EOInstall;

                                WARNING
  Don\'t use this method if you are not willing to repack this package...

This is not a real file. It is a way to repack the package you are browsing.

To repack this package go back to the panel and press Enter on this file.

EOInstall

$pressreinstall=<<EOInstall;

                                WARNING
  Don\'t use this method if you are not willing to reinstall this package...

This is not a real file. It is a way to reinstall the package you are browsing.

To reinstall this package go back to the panel and press Enter on this file.

EOInstall

$pressremove=<<EOInstall;

                                WARNING
  Don\'t use this method if you are not willing to remove this package...

This is not a real file. It is a way to remove the package you are browsing.

To remove this package go back to the panel and press Enter on this file.

EOInstall

$presspurge=<<EOInstall;

                                WARNING
  Don\'t use this method if you are not willing to purge this package...

This is not a real file. It is a way to purge the package you are browsing.

To purge this package go back to the panel and press Enter on this file.

EOInstall

$pressreconfigure=<<EOInstall;

                                WARNING
  Don\'t use this method if you are not willing to reconfigure this package...

This is not a real file. It is a way to reconfigure the package you are browsing.

To reconfigure this package go back to the panel and press Enter on this file.

EOInstall

$pressreinstall=<<EOInstall;

                                WARNING
  Don\'t use this method if you are not willing to reinstall this package...

This is not a real file. It is a way to reinstall the package you are browsing.

To reinstall this package go back to the panel and press Enter on this file.

EOInstall

$pressselect=<<EOInstall;

                                WARNING
  Don\'t use this method if you are not willing to select this package...

This is not a real file. It is a way to select the package you are browsing.

To select this package go back to the panel and press Enter on this file.

EOInstall

$pressunselect=<<EOInstall;

                                WARNING
  Don\'t use this method if you are not willing to unselect this package...

This is not a real file. It is a way to unselect the package you are browsing.

To unselect this package go back to the panel and press Enter on this file.

EOInstall

umask 077;

chop($name = `if [ -f "$ARGV[1]" ]; then cat $ARGV[1]; else echo $ARGV[1]; fi`);
$name =~ s%.*/([0-9a-z.-]*)_.*%$1%;

exit 1 unless $name;

if($ARGV[0] eq "list") { &list($name); exit 0; }
elsif($ARGV[0] eq "copyout") { &copyout($name,$ARGV[2],$ARGV[3]); exit 0; }
elsif($ARGV[0] eq "run") { &run($name,$ARGV[2]); exit 0; }

exit 1;