#------------------------------------------------------------
# Copyright (C) 2006 RoyaltyShare, Inc.   All Rights Reserved
# $Id$
#------------------------------------------------------------
package Raptor::Tracker::Command::FileSave;
use strict;
use warnings;
use IO::File;

use lib '/app/tools/common/lib';
use RSApache::Response::XSLT;
use RSApache::Response::Download;
use Common::Assert;
use Common::Debug;

use lib '/app/tools/raptor/lib';
use Raptor::Tracker::Command::Main;

use lib '/app/tools/rps/lib';
use RPS::File::File;

use Raptor::Command;
use base 'Raptor::Tracker::Command::Base';

sub cmd  { return "saveas"; }
sub area { return "tracker"; }

use constant kTemplate => '/app/tools/raptor/templates/tracker.xsl';

sub execute {
    my ($self) = @_;

    # Give any inherited methods the first crack at this.
    # (This checks for login and basic access permissions).
    #
    my $response = $self->SUPER::execute();
    return $response if $response;

    my $fileID = $self->getParam('file');
    my $file = RPS::File::File->new( file_id => $fileID );
    assert($file);
    assert( $file->FileID == $fileID );

    my $fileOnDisk = $file->FileDir . "/" . $file->FileName;

    debug("checking file on disk:  $fileOnDisk");
    if ( -f $fileOnDisk ) {
        my $fh = new IO::File;
        open $fh, "<$fileOnDisk";
        my @stat     = $fh->stat;
        my $fileSize = $stat[7];

        $response = RSApache::Response::Download->new( $fh, 'application/octet-stream', $file->OrigFileName, $fileSize );
    } else {
        print STDERR "--- cannot download file\n";
        $self->addMessageXML( type => "error", code => "download_unavailable" );

        my $period      = new Period::RoyaltyPeriod();
        my $periodParam = $self->getParam('period');
        if ( !$periodParam ) {
            $period->LoadCurrent();
        } else {
            $period->Load( period_id => $periodParam );
        }

        $self->doFileListing($period);
        $self->{xml}{Report}{Period} = $period->GetObjectXML();
        $self->setExceptionsFileStatus();

        $response = RSApache::Response::XSLT->new( $self->{xml}, kTemplate );
    }

    return $response;
}

1;