88 lines
2.3 KiB
PHP
88 lines
2.3 KiB
PHP
<?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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* (c) Armin Ronacher
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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\Expression;
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use Twig\Compiler;
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use Twig\Node\Node;
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/**
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* Represents a block call node.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class BlockReferenceExpression extends AbstractExpression
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{
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public function __construct(Node $name, ?Node $template, int $lineno, ?string $tag = null)
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{
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$nodes = ['name' => $name];
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if (null !== $template) {
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$nodes['template'] = $template;
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}
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parent::__construct($nodes, ['is_defined_test' => false, 'output' => false], $lineno, $tag);
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}
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public function compile(Compiler $compiler): void
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{
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if ($this->getAttribute('is_defined_test')) {
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$this->compileTemplateCall($compiler, 'hasBlock');
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} else {
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if ($this->getAttribute('output')) {
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$compiler->addDebugInfo($this);
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$compiler->write('yield from ');
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$this
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->compileTemplateCall($compiler, 'yieldBlock')
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->raw(";\n");
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} else {
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$this->compileTemplateCall($compiler, 'renderBlock');
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}
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}
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}
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private function compileTemplateCall(Compiler $compiler, string $method): Compiler
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{
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if (!$this->hasNode('template')) {
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$compiler->write('$this');
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} else {
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$compiler
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->write('$this->loadTemplate(')
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->subcompile($this->getNode('template'))
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->raw(', ')
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->repr($this->getTemplateName())
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->raw(', ')
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->repr($this->getTemplateLine())
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->raw(')')
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;
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}
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$compiler->raw(sprintf('->unwrap()->%s', $method));
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return $this->compileBlockArguments($compiler);
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}
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private function compileBlockArguments(Compiler $compiler): Compiler
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{
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$compiler
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->raw('(')
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->subcompile($this->getNode('name'))
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->raw(', $context');
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if (!$this->hasNode('template')) {
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$compiler->raw(', $blocks');
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}
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return $compiler->raw(')');
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}
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}
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