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# -*- perl -*-
# Net::FTPServer A Perl FTP Server
# Copyright (C) 2000 Bibliotech Ltd., Unit 2-3, 50 Carnwath Road,
# London, SW6 3EG, United Kingdom.
#
# 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; either version 2 of the License, or
# (at your option) any later version.
#
# 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
=pod
=head1 NAME
Net::FTPServer::InMem::FileHandle - Store files in local memory
=head1 SYNOPSIS
use Net::FTPServer::InMem::FileHandle;
=head1 METHODS
=cut
package Net::FTPServer::InMem::FileHandle;
use strict;
use vars qw($VERSION);
( $VERSION ) = '$Revision: 1.2 $ ' =~ /\$Revision:\s+([^\s]+)/;
use Carp qw(croak confess);
use IO::Scalar;
use Net::FTPServer::FileHandle;
use Net::FTPServer::InMem::DirHandle;
use vars qw(@ISA);
@ISA = qw(Net::FTPServer::FileHandle);
# Return a new file handle.
sub new
{
my $class = shift;
my $ftps = shift;
my $pathname = shift;
my $dir_id = shift;
my $file_id = shift;
my $content = shift;
# Create object.
my $self = Net::FTPServer::FileHandle->new ($ftps, $pathname);
$self->{fs_dir_id} = $dir_id;
$self->{fs_file_id} = $file_id;
$self->{fs_content} = $content;
return bless $self, $class;
}
# Return the directory handle for this file.
sub dir
{
my $self = shift;
return Net::FTPServer::InMem::DirHandle->new ($self->{ftps},
$self->dirname,
$self->{fs_dir_id});
}
# Open the file handle.
sub open
{
my $self = shift;
my $mode = shift;
if ($mode eq "r") # Open file for reading.
{
return new IO::Scalar ($self->{fs_content});
}
elsif ($mode eq "w") # Create/overwrite the file.
{
return new IO::Scalar ($self->{fs_content});
}
elsif ($mode eq "a") # Append to the file.
{
return new IO::Scalar ($self->{fs_content});
}
else
{
croak "unknown file mode: $mode; use 'r', 'w' or 'a' instead";
}
}
sub status
{
my $self = shift;
my $username = substr $self->{ftps}{user}, 0, 8;
my $size = length $ { $self->{fs_content} };
return ( 'f', 0644, 1, $username, "users", $size, 0 );
}
# Move a file to elsewhere.
sub move
{
my $self = shift;
my $dirh = shift;
my $filename = shift;
$Net::FTPServer::InMem::DirHandle::files{$self->{fs_file_id}}{dir_id}
= $dirh->{fs_dir_id};
$Net::FTPServer::InMem::DirHandle::files{$self->{fs_file_id}}{name}
= $filename;
return 0;
}
# Delete a file.
sub delete
{
my $self = shift;
delete $Net::FTPServer::InMem::DirHandle::files{$self->{fs_file_id}};
return 0;
}
1 # So that the require or use succeeds.
__END__
=head1 AUTHORS
Richard Jones (rich@annexia.org).
=head1 COPYRIGHT
Copyright (C) 2000 Biblio@Tech Ltd., Unit 2-3, 50 Carnwath Road,
London, SW6 3EG, UK
=head1 SEE ALSO
C<Net::FTPServer(3)>, C<perl(1)>
=cut
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