99 lines
2.7 KiB
PHP
99 lines
2.7 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\TransNode;
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/**
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* TranslationNodeVisitor extracts translation messages.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class TranslationNodeVisitor implements \Twig_NodeVisitorInterface
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{
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private $enabled = false;
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private $messages = array();
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public function enable()
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{
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$this->enabled = true;
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$this->messages = array();
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}
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public function disable()
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{
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$this->enabled = false;
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$this->messages = array();
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}
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public function getMessages()
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{
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return $this->messages;
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}
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/**
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* {@inheritdoc}
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*/
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public function enterNode(\Twig_NodeInterface $node, \Twig_Environment $env)
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{
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if (!$this->enabled) {
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return $node;
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}
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if (
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$node instanceof \Twig_Node_Expression_Filter &&
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'trans' === $node->getNode('filter')->getAttribute('value') &&
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$node->getNode('node') instanceof \Twig_Node_Expression_Constant
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) {
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// extract constant nodes with a trans filter
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$this->messages[] = array(
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$node->getNode('node')->getAttribute('value'),
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$node->getNode('arguments')->hasNode(1) ? $node->getNode('arguments')->getNode(1)->getAttribute('value') : null,
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);
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} elseif (
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$node instanceof \Twig_Node_Expression_Filter &&
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'transchoice' === $node->getNode('filter')->getAttribute('value') &&
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$node->getNode('node') instanceof \Twig_Node_Expression_Constant
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) {
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// extract constant nodes with a trans filter
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$this->messages[] = array(
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$node->getNode('node')->getAttribute('value'),
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$node->getNode('arguments')->hasNode(2) ? $node->getNode('arguments')->getNode(2)->getAttribute('value') : null,
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);
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} elseif ($node instanceof TransNode) {
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// extract trans nodes
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$this->messages[] = array(
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$node->getNode('body')->getAttribute('data'),
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null === $node->getNode('domain') ? 'messages' : $node->getNode('domain')->getAttribute('value'),
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);
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}
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return $node;
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}
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/**
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* {@inheritdoc}
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*/
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public function leaveNode(\Twig_NodeInterface $node, \Twig_Environment $env)
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{
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return $node;
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}
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/**
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* {@inheritdoc}
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*/
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public function getPriority()
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{
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return -10;
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}
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}
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