<?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\Extra\Cache\TokenParser;
use Twig\Error\SyntaxError;
use Twig\Extra\Cache\Node\CacheNode;
use Twig\Node\Expression\Filter\RawFilter;
use Twig\Node\Node;
use Twig\Node\PrintNode;
use Twig\Token;
use Twig\TokenParser\AbstractTokenParser;
class CacheTokenParser extends AbstractTokenParser
{
public function parse(Token $token): Node
{
$stream = $this->parser->getStream();
$expressionParser = $this->parser->getExpressionParser();
$key = $expressionParser->parseExpression();
$ttl = null;
$tags = null;
while ($stream->test(Token::NAME_TYPE)) {
$k = $stream->getCurrent()->getValue();
$stream->next();
$args = $expressionParser->parseArguments();
switch ($k) {
case 'ttl':
if (1 !== \count($args)) {
throw new SyntaxError(\sprintf('The "ttl" modifier takes exactly one argument (%d given).', \count($args)), $stream->getCurrent()->getLine(), $stream->getSourceContext());
}
$ttl = $args->getNode('0');
break;
case 'tags':
if (1 !== \count($args)) {
throw new SyntaxError(\sprintf('The "tags" modifier takes exactly one argument (%d given).', \count($args)), $stream->getCurrent()->getLine(), $stream->getSourceContext());
}
$tags = $args->getNode('0');
break;
default:
throw new SyntaxError(\sprintf('Unknown "%s" configuration.', $k), $stream->getCurrent()->getLine(), $stream->getSourceContext());
}
}
$stream->expect(Token::BLOCK_END_TYPE);
$body = $this->parser->subparse([$this, 'decideCacheEnd'], true);
$stream->expect(Token::BLOCK_END_TYPE);
$body = new CacheNode($key, $ttl, $tags, $body, $token->getLine(), $this->getTag());
return new PrintNode(new RawFilter($body), $token->getLine(), $this->getTag());
}
public function decideCacheEnd(Token $token): bool
{
return $token->test('endcache');
}
public function getTag(): string
{
return 'cache';
}
}