<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
* (c) Armin Ronacher
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Twig\Node\Expression;
use Twig\Compiler;
use Twig\Node\Node;
/**
* Represents a block call node.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class BlockReferenceExpression extends AbstractExpression
{
/**
* @param Node|null $template
*/
public function __construct(\Twig_NodeInterface $name, $template, $lineno, $tag = null)
{
if (\is_bool($template)) {
@trigger_error(sprintf('The %s method "$asString" argument is deprecated since version 1.28 and will be removed in 2.0.', __METHOD__), E_USER_DEPRECATED);
$template = null;
}
$nodes = ['name' => $name];
if (null !== $template) {
$nodes['template'] = $template;
}
parent::__construct($nodes, ['is_defined_test' => false, 'output' => false], $lineno, $tag);
}
public function compile(Compiler $compiler)
{
if ($this->getAttribute('is_defined_test')) {
$this->compileTemplateCall($compiler, 'hasBlock');
} else {
if ($this->getAttribute('output')) {
$compiler->addDebugInfo($this);
$this
->compileTemplateCall($compiler, 'displayBlock')
->raw(";\n");
} else {
$this->compileTemplateCall($compiler, 'renderBlock');
}
}
}
private function compileTemplateCall(Compiler $compiler, $method)
{
if (!$this->hasNode('template')) {
$compiler->write('$this');
} else {
$compiler
->write('$this->loadTemplate(')
->subcompile($this->getNode('template'))
->raw(', ')
->repr($this->getTemplateName())
->raw(', ')
->repr($this->getTemplateLine())
->raw(')')
;
}
$compiler->raw(sprintf('->%s', $method));
$this->compileBlockArguments($compiler);
return $compiler;
}
private function compileBlockArguments(Compiler $compiler)
{
$compiler
->raw('(')
->subcompile($this->getNode('name'))
->raw(', $context');
if (!$this->hasNode('template')) {
$compiler->raw(', $blocks');
}
return $compiler->raw(')');
}
}
class_alias('Twig\Node\Expression\BlockReferenceExpression', 'Twig_Node_Expression_BlockReference');