%# BEGIN BPS TAGGED BLOCK {{{
%# 
%# COPYRIGHT:
%#  
%# This software is Copyright (c) 1996-2005 Best Practical Solutions, LLC 
%#                                          <jesse@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%# (Except where explicitly superseded by other copyright notices)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., 675 Mass Ave, Cambridge, MA 02139, USA.
%# 
%# 
%# 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>
$Format
</%ARGS>

<%init>
use Regexp::Common qw/delimited/;
my @Columns;

while ($Format =~ /($RE{delimited}{-delim=>qq{\'"}}|[{}\w.]+)/go) {
    my $col = $1;

    if ($col =~ /^$RE{quoted}$/o) {
        substr($col,0,1) = "";
        substr($col,-1,1) = "";
    }

    my $colref = {
        title => '',
    };

    if ( $col =~ s!/STYLE:([^/]+)!!io ) {
        $colref->{'style'} = $1;
    }
    if ( $col =~ s!/CLASS:([^/]+)!!io ) {
        $colref->{'class'} = $1;
    }
    if ( $col =~ s!/TITLE:([^/]+)!!io ) {
        $colref->{'title'} = $1;
    }
    if ( $col =~ s!/ALIGN:([^\/]+)!!io ) {
        $colref->{'align'} = $1;
    }
    if ( $col =~ /__(.*?)__/gio ) {
        my @subcols;
        while ( $col =~ s/^(.*?)__(.*?)__//o ) {
            push ( @subcols, $1 ) if ($1);
            push ( @subcols, "__$2__" );
            $colref->{'attribute'} = $2;
        }
        push ( @subcols, $col );
        @{ $colref->{'output'} } = @subcols;
    }
    else {
        @{ $colref->{'output'} } = ( "__" . $col . "__" );
        $colref->{'attribute'} = $col;
    }
    
    if ( !$colref->{'title'} && grep { /^__(.+?)__$/io }
        @{ $colref->{'output'} } )
    {   
        $colref->{'title'}     = $1;
        $colref->{'attribute'} = $1;
    }


    push @Columns, $colref;
}
    return(@Columns);
</%init>