%# BEGIN BPS TAGGED BLOCK {{{
%#
%# COPYRIGHT:
%#
%# This software is Copyright (c) 1996-2019 Best Practical Solutions, LLC
%#                                          <sales@bestpractical.com>
%#
%# (Except where explicitly superseded by other copyright notices)
%#
%#
%# LICENSE:
%#
%# This work is made available to you under the terms of Version 2 of
%# the GNU General Public License. A copy of that license should have
%# been provided with this software, but in any event can be snarfed
%# from www.gnu.org.
%#
%# This work 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., 51 Franklin Street, Fifth Floor, Boston, MA
%# 02110-1301 or visit their web page on the internet at
%# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html.
%#
%#
%# CONTRIBUTION SUBMISSION POLICY:
%#
%# (The following paragraph is not intended to limit the rights granted
%# to you to modify and distribute this software under the terms of
%# the GNU General Public License and is only of importance to you if
%# you choose to contribute your changes and enhancements to the
%# community by submitting them to Best Practical Solutions, LLC.)
%#
%# By intentionally submitting any modifications, corrections or
%# derivatives to this work, or any other work intended for use with
%# Request Tracker, to Best Practical Solutions, LLC, you confirm that
%# you are the copyright holder for those contributions and you grant
%# Best Practical Solutions,  LLC a nonexclusive, worldwide, irrevocable,
%# royalty-free, perpetual, license to use, copy, create derivative
%# works based on those contributions, and sublicense and distribute
%# those contributions and any derivatives thereof.
%#
%# END BPS TAGGED BLOCK }}}
<%args>
$Attachment => undef
$Transaction => undef
</%ARGS>
<%INIT>
my $plain_text_mono
    = RT->Config->Get( 'PlainTextMono', $session{'CurrentUser'} );
my $use_brs = !$plain_text_mono;

my $show_content = sub {
    my $attach = shift;
    if ( $attach->ContentType =~ m{^(?:text|message)/}i ) {
        my $content = $m->interp->apply_escapes( $attach->Content, 'h' );
        $content =~ s{(\r?\n)}{<br />}g if $use_brs;
        $m->out( $content );
        return;
    }
    my $href = RT->Config->Get('WebPath') .'/Ticket/Attachment/'
        . $attach->TransactionId .'/'. $attach->id .'/'
        . $m->interp->apply_escapes( $attach->Filename, 'u' );
    $m->out( '<a href="'. $href  .'">'. loc('download') .'</a>' );
};

my $show;
$show = sub {
    my $attach = shift;
    $m->out('<div id="body">');
    $m->out('<div class="plain-text-white-space">') if $plain_text_mono;

    my $headers = $m->interp->apply_escapes( $attach->Headers, 'h' );
    $headers =~ s{(\r?\n)}{<br />}g if $use_brs;
    $m->out( $headers );

    $m->out( $use_brs ? "<br /><br />" : "\n\n" );

    if ( $attach->ContentType =~ m{^multipart/}i ) {
        my $children = $attach->Children;
        while ( my $child = $children->Next ) {
            $show->( $child );
        }
    } else {
        $show_content->( $attach );
    }
    $m->out('</div>') if $plain_text_mono;
    $m->out('</div>');
};

# Set error for error message below. Abort doesn't display well
# because ShowEmailRecord doesn't use the standard RT menus
# and headers.

my ($title, $error);

my $AttachmentObj = RT::Attachment->new($session{'CurrentUser'});
$AttachmentObj->Load($Attachment);

if ( not $AttachmentObj->id
    or not $AttachmentObj->TransactionId() == $Transaction ) {
    $title = loc("Error loading attachment");
    $error = loc("Attachment '[_1]' could not be loaded", $Attachment);
}
elsif ( not $AttachmentObj->TransactionObj->CurrentUserCanSee("Transaction")){
    $title = loc("Permission Denied");
    $error = loc("Permission Denied");
}
else{
    $title = loc("Email Source for Ticket [_1], Attachment [_2]",
        $AttachmentObj->TransactionObj->ObjectId,
        $AttachmentObj->Id);
}

</%INIT>
<& /Elements/Header, ShowBar => 0, Title => $title &>
% if ( $error ){
<div id="body"><div class="error">
<% $error %>
</div></div>
% }
% else{
%    $show->( $AttachmentObj );
% }
</body>
</html>
% $m->abort;