97 lines
2.8 KiB
PHP
97 lines
2.8 KiB
PHP
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<?php
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/*
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* This file is part of Twig.
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*
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* (c) Fabien Potencier
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Twig\Node;
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use Twig\Attribute\YieldReady;
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use Twig\Compiler;
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use Twig\Node\Expression\ConstantExpression;
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/**
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* Represents a set node.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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#[YieldReady]
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class SetNode extends Node implements NodeCaptureInterface
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{
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public function __construct(bool $capture, Node $names, Node $values, int $lineno, ?string $tag = null)
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{
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/*
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* Optimizes the node when capture is used for a large block of text.
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*
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* {% set foo %}foo{% endset %} is compiled to $context['foo'] = new Twig\Markup("foo");
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*/
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$safe = false;
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if ($capture) {
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$safe = true;
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if ($values instanceof TextNode) {
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$values = new ConstantExpression($values->getAttribute('data'), $values->getTemplateLine());
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$capture = false;
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} else {
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$values = new CaptureNode($values, $values->getTemplateLine());
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}
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}
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parent::__construct(['names' => $names, 'values' => $values], ['capture' => $capture, 'safe' => $safe], $lineno, $tag);
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}
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public function compile(Compiler $compiler): void
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{
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$compiler->addDebugInfo($this);
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if (\count($this->getNode('names')) > 1) {
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$compiler->write('[');
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foreach ($this->getNode('names') as $idx => $node) {
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if ($idx) {
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$compiler->raw(', ');
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}
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$compiler->subcompile($node);
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}
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$compiler->raw(']');
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} else {
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$compiler->subcompile($this->getNode('names'), false);
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}
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$compiler->raw(' = ');
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if ($this->getAttribute('capture')) {
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$compiler->subcompile($this->getNode('values'));
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} else {
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if (\count($this->getNode('names')) > 1) {
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$compiler->write('[');
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foreach ($this->getNode('values') as $idx => $value) {
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if ($idx) {
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$compiler->raw(', ');
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}
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$compiler->subcompile($value);
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}
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$compiler->raw(']');
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} else {
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if ($this->getAttribute('safe')) {
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$compiler
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->raw("('' === \$tmp = ")
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->subcompile($this->getNode('values'))
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->raw(") ? '' : new Markup(\$tmp, \$this->env->getCharset())")
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;
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} else {
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$compiler->subcompile($this->getNode('values'));
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}
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}
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$compiler->raw(';');
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}
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$compiler->raw("\n");
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}
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}
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