128 lines
3.9 KiB
PHP
128 lines
3.9 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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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 Symfony\Bridge\Twig\NodeVisitor;
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use Symfony\Bridge\Twig\Node\TransDefaultDomainNode;
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use Symfony\Bridge\Twig\Node\TransNode;
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use Twig\Environment;
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use Twig\Node\BlockNode;
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use Twig\Node\EmptyNode;
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use Twig\Node\Expression\ArrayExpression;
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use Twig\Node\Expression\ConstantExpression;
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use Twig\Node\Expression\FilterExpression;
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use Twig\Node\Expression\Variable\AssignContextVariable;
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use Twig\Node\Expression\Variable\ContextVariable;
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use Twig\Node\ModuleNode;
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use Twig\Node\Node;
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use Twig\Node\Nodes;
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use Twig\Node\SetNode;
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use Twig\NodeVisitor\NodeVisitorInterface;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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final class TranslationDefaultDomainNodeVisitor implements NodeVisitorInterface
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{
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private Scope $scope;
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public function __construct()
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{
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$this->scope = new Scope();
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}
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public function enterNode(Node $node, Environment $env): Node
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{
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if ($node instanceof BlockNode || $node instanceof ModuleNode) {
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$this->scope = $this->scope->enter();
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}
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if ($node instanceof TransDefaultDomainNode) {
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if ($node->getNode('expr') instanceof ConstantExpression) {
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$this->scope->set('domain', $node->getNode('expr'));
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return $node;
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}
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if (null === $templateName = $node->getTemplateName()) {
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throw new \LogicException('Cannot traverse a node without a template name.');
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}
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$var = '__internal_trans_default_domain'.hash('xxh128', $templateName);
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$name = new AssignContextVariable($var, $node->getTemplateLine());
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$this->scope->set('domain', new ContextVariable($var, $node->getTemplateLine()));
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return new SetNode(false, new Nodes([$name]), new Nodes([$node->getNode('expr')]), $node->getTemplateLine());
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}
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if (!$this->scope->has('domain')) {
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return $node;
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}
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if ($node instanceof FilterExpression && 'trans' === ($node->hasAttribute('twig_callable') ? $node->getAttribute('twig_callable')->getName() : $node->getNode('filter')->getAttribute('value'))) {
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$arguments = $node->getNode('arguments');
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if ($arguments instanceof EmptyNode) {
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$arguments = new Nodes();
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$node->setNode('arguments', $arguments);
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}
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if ($this->isNamedArguments($arguments)) {
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if (!$arguments->hasNode('domain') && !$arguments->hasNode(1)) {
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$arguments->setNode('domain', $this->scope->get('domain'));
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}
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} elseif (!$arguments->hasNode(1)) {
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if (!$arguments->hasNode(0)) {
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$arguments->setNode(0, new ArrayExpression([], $node->getTemplateLine()));
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}
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$arguments->setNode(1, $this->scope->get('domain'));
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}
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} elseif ($node instanceof TransNode) {
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if (!$node->hasNode('domain')) {
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$node->setNode('domain', $this->scope->get('domain'));
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}
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}
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return $node;
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}
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public function leaveNode(Node $node, Environment $env): ?Node
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{
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if ($node instanceof TransDefaultDomainNode) {
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return null;
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}
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if ($node instanceof BlockNode || $node instanceof ModuleNode) {
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$this->scope = $this->scope->leave();
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}
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return $node;
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}
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public function getPriority(): int
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{
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return -10;
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}
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private function isNamedArguments(Node $arguments): bool
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{
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foreach ($arguments as $name => $node) {
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if (!\is_int($name)) {
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return true;
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}
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}
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return false;
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}
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}
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