# Copyright (c) 2007 bivio Software, Inc.  All Rights Reserved.
#
# Visit http://www.bivio.biz for more info.
# 
# This library is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2.1 of the
# License, or (at your option) any later version.
# 
# This library 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
# Lesser General Public License for more details.
# 
# You should have received a copy of the GNU Lesser General Public
# License along with this library;  If not, you may get a copy from:
# http://www.opensource.org/licenses/lgpl-license.html
# 
# $Id: MIMEEntityRealmFile.pm,v 1.6 2008/06/11 19:37:30 nagler Exp $
package Bivio::UI::Widget::MIMEEntityRealmFile;
use strict;
use Bivio::Base 'Widget.ControlBase';

our($VERSION) = sprintf('%d.%02d', q$Revision: 1.6 $ =~ /\d+/g);
my($_FP) = b_use('Type.FilePath');
my($_T) = b_use('MIME.Type');

sub control_on_render {
    my($self, $source, $buffer) = @_;
    my($rf) = $self->resolve_attr('realm_file', $source);
    my($t) = $rf->get_content_type;
    my($c) = $rf->get_content;
    my($id) = $self->render_simple_attr(mime_id => $source);
    $self->get_request->put(
	"$self" => MIME::Entity->build(
	    Type => $t,
	    Filename => $_FP->get_tail($rf->get('path')),
	    Data => $c,
	    Encoding => $_T->suggest_encoding($t, $c),
	    Disposition => $self->render_simple_attr(mime_disposition => $source),
	    $id ? (Id => "<$id>") : (),
	),
    );
    return;
}

sub initialize {
    my($self) = @_;
    $self->initialize_attr('realm_file');
    $self->initialize_attr(mime_disposition => 'attachment');
    $self->unsafe_initialize_attr('mime_id');
    return shift->SUPER::initialize(@_);
}

sub internal_new_args {
    my(undef, $realm_file, $attributes) = @_;
    return '"realm_file" attribute must be defined'
	unless defined($realm_file);
    return {
	realm_file => $realm_file,
	($attributes ? %$attributes : ()),
    };
}

sub mime_entity {
    my($self, $source) = @_;
    return $source->get_request->unsafe_get("$self");
}

1;