for mod in dav_fs.conf  dav_fs.load  dav.load  dav_lock.load; do
    (cd /etc/apache2/mods-enabled; ln -s ../mods-available/${mod})
done
cat<<EOF>/etc/apache2/conf.d/recollection.dav
    Alias /working/ "/software/data/factory/working/"
    <Directory "/software/data/factory/working/">
        DAV On
        PerlFixupHandler +ApachePerl::AutoMKCOL
        PerlCleanupHandler +ApachePerl::AutoDeleteEmpty
        Options Indexes MultiViews FollowSymLinks
        AllowOverride None
        Order allow,deny
        Allow from all
    </Directory>
EOF
mkdir /var/www/working
/etc/init.d/apache2 restart

################################################################################
# /etc/apache2/ApachePerl/AutoMKCOL.pm
###########################################################
#
# This is a PerlFixupHandler that will take any PUT
# requests, determine the path required, and if it doesn't
# exist, creates the whole path. If there is a problem
# creating the path, an error is generated.
#
###########################################################
package ApachePerl::AutoMKCOL;

use strict;
use warnings;

use Apache2::RequestRec ();
use Apache2::ServerRec ();
use Apache2::Log ();

use File::Path;
use File::Basename;

# Compile constants
use Apache2::Const -compile => qw(DECLINED);

sub handler {
        my $r = shift;

        # Create directories if processing a put request.
        if ($r->method() eq "PUT")
        {
                # The full file system path to the file requested is a concat of the request filename and path_info.
                my $fullpath = $r->filename() . $r->path_info();
                my $dirname = dirname($fullpath);

                # If the directory doesn't exist, create it
                if (!(-d $dirname))
                {
                        $r->log->info("Creating directory structure for PUT request: '" .  $dirname . "'.");
                        my @dirlist = mkpath ($dirname);

                        # If at least one directory wasn't created, there was a problem
                        die "Failed to create directory structure: '" . $dirname . "'." unless $#dirlist > -1;
                }
        }

        # Allow next handler to run
        return Apache2::Const::DECLINED;
}
1;



################################################################################
#/etc/apache2/ApachePerl/AutoDeleteEmpty.pm
###########################################################
#
# This is a PerlCleanupHandler that will, after any DELETE
# requests, traverse the path for the file deleted
# backwards and delete any empty directories
#
###########################################################
package ApachePerl::AutoDeleteEmpty;

use strict;
use warnings;

use Apache2::RequestRec ();
use Apache2::ServerRec ();
use Apache2::Log ();

use File::Path;
use File::Basename;

# Compile constants
use Apache2::Const -compile => qw(DECLINED);

sub handler {
        my $r = shift;

        # Create directories if processing a put request.
        if ($r->method() eq "DELETE")
        {
                # The full file system path to the file requested is a concat of the request filename and path_info.
                my $fullpath = $r->filename() . $r->path_info();
                my $dirname = dirname($fullpath);
                opendir(my $dh, $dirname) || warn "can't opendir $dirname: $!";
                my @files = grep { /^[^\.]+/ && -f "$dirname/$_" } readdir($dh);
                closedir($dh);
                if($#files < 0){ rmdir $dirname || warn "cannot remove $dirname $!!"; }
                my @dirparts=split('/',$dirname);

                while(pop(@dirparts)){
                    $dirname=join('/',@dirparts);
                    opendir(my $dh, $dirname) || warn "can't opendir $dirname: $!";
                    my @files = grep { /^[^\.]+/ } readdir($dh);
                    closedir($dh);
                    if($#files < 0){
                        rmdir $dirname || warn "cannot remove $dirname $!!";
                    }else{
                        # no point in continuing if this directory is not empty
                        return Apache2::Const::DECLINED;
                    }
                }
        }
        # Allow next handler to run
        return Apache2::Const::DECLINED;
}
1;