leilukin-tumbleblog/includes/lib/Twig/Node/WithNode.php

73 lines
2.1 KiB
PHP

<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Twig\Node;
use Twig\Attribute\YieldReady;
use Twig\Compiler;
/**
* Represents a nested "with" scope.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
#[YieldReady]
class WithNode extends Node
{
public function __construct(Node $body, ?Node $variables, bool $only, int $lineno, ?string $tag = null)
{
$nodes = ['body' => $body];
if (null !== $variables) {
$nodes['variables'] = $variables;
}
parent::__construct($nodes, ['only' => $only], $lineno, $tag);
}
public function compile(Compiler $compiler): void
{
$compiler->addDebugInfo($this);
$parentContextName = $compiler->getVarName();
$compiler->write(\sprintf("\$%s = \$context;\n", $parentContextName));
if ($this->hasNode('variables')) {
$node = $this->getNode('variables');
$varsName = $compiler->getVarName();
$compiler
->write(\sprintf('$%s = ', $varsName))
->subcompile($node)
->raw(";\n")
->write(\sprintf("if (!is_iterable(\$%s)) {\n", $varsName))
->indent()
->write("throw new RuntimeError('Variables passed to the \"with\" tag must be a mapping.', ")
->repr($node->getTemplateLine())
->raw(", \$this->getSourceContext());\n")
->outdent()
->write("}\n")
->write(\sprintf("\$%s = CoreExtension::toArray(\$%s);\n", $varsName, $varsName))
;
if ($this->getAttribute('only')) {
$compiler->write("\$context = [];\n");
}
$compiler->write(\sprintf("\$context = \$this->env->mergeGlobals(array_merge(\$context, \$%s));\n", $varsName));
}
$compiler
->subcompile($this->getNode('body'))
->write(\sprintf("\$context = \$%s;\n", $parentContextName))
;
}
}