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package Excel::Template::Plus::TT;
use Moose;
use Moose::Util::TypeConstraints;
use Template ();
use IO::String ();
use Module::Runtime ();
use Excel::Template;
our $VERSION = '0.06';
our $AUTHORITY = 'cpan:STEVAN';
with 'MooseX::Param';
subtype 'IO::Handle'
=> as 'Object'
=> where { $_->isa('IO::Handle') };
has 'template' => (
is => 'ro',
# can either be a:
# - filename
# - scalar ref to string
# - open filehandle
# - an IO::Handle instance
# (basically anything TT takes)
isa => 'Str | ScalarRef | FileHandle | IO::Handle',
required => 1,
);
has 'config' => (
is => 'ro',
isa => 'HashRef',
default => sub {{}},
);
has '_template_object' => (
is => "rw",
isa => "Template",
lazy => 1,
default => sub {
my $self = shift;
my $class = $self->template_class;
Module::Runtime::use_module($class);
($class->isa('Template'))
|| confess "The template_class must be Template or a subclass of it";
$class->new( $self->config )
}
);
has 'template_class' => (
is => "rw",
isa => "Str",
default => "Template",
);
## private attributes
has '_excel_template' => (
is => 'ro',
isa => 'Excel::Template',
handles => [qw[
output
write_file
]],
lazy => 1,
default => sub {
my $self = shift;
$self->_prepare_excel_template;
}
);
sub _prepare_excel_template {
my $self = shift;
my $buf;
my $fh = IO::String->new(\$buf);
my $tt = $self->_template_object;
$tt->process(
$self->template,
$self->params,
$fh,
);
$fh->pos(0);
confess "Template creation failed because : " . $tt->error()
if $tt->error();
confess "Template failed to produce any output"
unless length($buf);
my $excel_template = eval { Excel::Template->new(file => $fh) };
if ($@) {
warn $buf;
confess $@;
}
return $excel_template;
}
no Moose; no Moose::Util::TypeConstraints; 1;
__END__
=pod
=head1 NAME
Excel::Template::Plus::TT - Extension of Excel::Template to use TT
=head1 SYNOPSIS
use Excel::Template::Plus::TT;
# this is most commonly used through
# the Excel::Template::Plus factory
my $template = Excel::Template::Plus::TT->new(
template => 'greeting.tmpl',
config => { INCLUDE => [ '/templates' ] },
params => { greeting => 'Hello' }
);
$template->param(location => 'World');
$template->write_file('greeting.xls');
=head1 DESCRIPTION
This is an engine for Excel::Template::Plus which replaces the
standard Excel::Template template features with TT. See the
L<Excel::Template::Plus> docs for more information.
=head1 METHODS
=head2 Accessors
=over 4
=item B<config>
=item B<template>
=item B<template_class>
=item B<params>
=back
=head2 Excel::Template compat methods
=over 4
=item B<params ($name | $name => $value)>
This provides access to getting and setting the parameters, it behaves
exactly like the standard CGI.pm-style param method.
=item B<output>
Returns the generated excel file.
=item B<write_file ($filename)>
Writes the generated excel file to C<$filename>.
=back
=head2 Housekeeping
=over 4
=item B<DEMOLISH>
This will cleanup any temp files generated in the process.
=item B<meta>
Returns the metaclass.
=back
=head1 BUGS
All complex software has bugs lurking in it, and this module is no
exception. If you find a bug please either email me, or add the bug
to cpan-RT.
=head1 ACKNOWLEDGEMENTS
=over 4
=item This module was inspired by Excel::Template::TT.
=back
=head1 AUTHOR
Stevan Little E<lt>stevan@cpan.orgE<gt>
=head1 COPYRIGHT AND LICENSE
Copyright 2007-2014 by Infinity Interactive, Inc.
L<http://www.iinteractive.com>
This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself.
=cut
|
