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<?php |
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/* |
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* |
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* (c) Yaroslav Honcharuk <[email protected]> |
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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 Yarhon\RouteGuardBundle\Twig\TokenParser; |
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use Twig\TokenParser\AbstractTokenParser; |
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use Twig\Token; |
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use Twig\Parser; |
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use Yarhon\RouteGuardBundle\Twig\Node\RouteNode; |
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/** |
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* @author Yaroslav Honcharuk <[email protected]> |
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*/ |
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class RouteTokenParser extends AbstractTokenParser |
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{ |
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/** |
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* @var string |
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*/ |
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private $tagName; |
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/** |
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* @var string |
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*/ |
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private $endTagName; |
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/** |
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* @var bool |
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*/ |
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private $allowDiscover; |
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/** |
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* @var RouteExpressionParser |
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*/ |
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private $expressionParser; |
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/** |
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* @param string $tagName |
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* @param bool $allowDiscover |
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*/ |
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public function __construct($tagName, $allowDiscover = false) |
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{ |
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$this->tagName = $tagName; |
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$this->endTagName = 'end'.$tagName; |
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$this->allowDiscover = $allowDiscover; |
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$this->expressionParser = new RouteExpressionParser(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function setParser(Parser $parser) |
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{ |
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parent::setParser($parser); |
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$this->expressionParser->setParser($parser); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function parse(Token $token) |
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{ |
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$condition = null; |
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$elseNode = null; |
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$parser = $this->parser; |
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$stream = $parser->getStream(); |
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if ($this->allowDiscover && $stream->test('discover')) { |
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$stream->next(); |
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} else { |
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$condition = $this->expressionParser->parse($token); |
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} |
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$stream->expect(Token::BLOCK_END_TYPE); |
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$bodyNode = $parser->subparse(function (Token $token) { |
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return $token->test(['else', $this->endTagName]); |
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}); |
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if ('else' === $stream->next()->getValue()) { |
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$stream->expect(Token::BLOCK_END_TYPE); |
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$elseNode = $parser->subparse(function (Token $token) { |
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return $token->test([$this->endTagName]); |
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}); |
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$stream->expect($this->endTagName); |
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} |
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$stream->expect(Token::BLOCK_END_TYPE); |
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return new RouteNode($condition, $bodyNode, $elseNode, $token->getLine()); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getTag() |
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{ |
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return $this->tagName; |
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} |
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} |
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yarhon /
RouteGuardBundle
