view Lib/IMPL/Web/TDocument.pm @ 19:1ca530e5c9c5

DOM схема, требует переработки в части схемы для описания схем. Автоверификация не проходит
author Sergey
date Fri, 11 Sep 2009 16:30:39 +0400
parents 94d47b388442
children 16ada169ca75
line wrap: on
line source

package IMPL::Web::TDocument;
use strict;
use warnings;

use base qw(IMPL::DOM::Node IMPL::Object::Disposable);
use Template::Context;
use Template::Provider;
use IMPL::Class::Property;
use File::Spec;

BEGIN {
    private property _Provider => prop_all;
    private property _Context => prop_all;
    public property Template => prop_get | owner_set;
}

our %CTOR = (
    'IMPL::DOM::Node' => sub { nodeName => 'document' }
);

sub Provider {
    my ($this,%args) = @_;
    
    if (my $provider = $this->_Provider) {
        return $provider;
    } else {
        return $this->_Provider(new Template::Provider(
            \%args
        ));
    }
}

sub Context {
    my ($this) = @_;
    
    if (my $ctx = $this->_Context) {
        return $ctx;
    } else {
        return $this->_Context (
            new Template::Context(
                VARIABLES => {
                    document => $this
                },
                TRIM => 1,
                RECURSION => 1,
                LOAD_TEMPLATES => [$this->Provider]
            )
        )
    }
}

sub loadFile {
    my ($this,$filePath,$encoding) = @_;
    
    die new IMPL::InvalidArgumentException("A filePath parameter is required") unless $filePath;
    
    $encoding ||= 'utf8';
    
    $this->_Context(undef);
    $this->_Provider(undef);
    
    my ($vol,$dir,$fileName) = File::Spec->splitpath($filePath);
    
    my $inc = File::Spec->catpath($vol,$dir,'');
    
    $this->Provider(
        ENCODING => $encoding,
        INTERPOLATE => 1,
        PRE_CHOMP => 1,
        POST_CHOMP => 1,
        INCLUDE_PATH => $inc
    );
    
    $this->Template($this->Context->template($fileName));
}

sub Title {
    $_[0]->Template->Title;
}

sub Render {
    my ($this) = @_;
    
    return $this->Template->process($this->Context);
}

sub Dispose {
    my ($this) = @_;
    
    $this->Template(undef);
    $this->_Context(undef);
    $this->_Provider(undef);
    
    $this->SUPER::Dispose();
}

1;
__END__
=pod

=head1 SYNOPSIS

// create new document
my $doc = new IMPL::Web::TDocument;

// load template
$doc->loadFile('Templates/index.tt');

// render file
print $doc->Render();

=head1 DESCRIPTION

,    Template::Toolkit.   ,
   .   C<IMPL::DOM::Node>,
..      DOM .

   C<document>    .  
        , 
   C<Dispose>   .

=head1 METHODS

=level 4

=item C<new()>

   

=item C<$doc->loadFile($fileName,$encoding)>

    C<$fileName>,   C<$encoding>. 
  ,  utf-8.

=item C<$doc->Render()>

      .

=item C<$doc->Dispose()>

      .

=back

=cut