Source of file TokenParserBroker.php
Size: 3,879 Bytes - Last Modified: 2013-06-06T08:06:01+02:00
/home/theseer/Downloads/Symfony/vendor/twig/twig/lib/Twig/TokenParserBroker.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137 | <?php /* * This file is part of Twig. * * (c) 2010 Fabien Potencier * (c) 2010 Arnaud Le Blanc * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ /** * Default implementation of a token parser broker. * * @author Arnaud Le Blanc <arnaud.lb@gmail.com> * @deprecated since 1.12 (to be removed in 2.0) */ class Twig_TokenParserBroker implements Twig_TokenParserBrokerInterface { protected $parser; protected $parsers = array(); protected $brokers = array(); /** * Constructor. * * @param array|Traversable $parsers A Traversable of Twig_TokenParserInterface instances * @param array|Traversable $brokers A Traversable of Twig_TokenParserBrokerInterface instances */ public function __construct($parsers = array(), $brokers = array()) { foreach ($parsers as $parser) { if (!$parser instanceof Twig_TokenParserInterface) { throw new LogicException('$parsers must a an array of Twig_TokenParserInterface'); } $this->parsers[$parser->getTag()] = $parser; } foreach ($brokers as $broker) { if (!$broker instanceof Twig_TokenParserBrokerInterface) { throw new LogicException('$brokers must a an array of Twig_TokenParserBrokerInterface'); } $this->brokers[] = $broker; } } /** * Adds a TokenParser. * * @param Twig_TokenParserInterface $parser A Twig_TokenParserInterface instance */ public function addTokenParser(Twig_TokenParserInterface $parser) { $this->parsers[$parser->getTag()] = $parser; } /** * Removes a TokenParser. * * @param Twig_TokenParserInterface $parser A Twig_TokenParserInterface instance */ public function removeTokenParser(Twig_TokenParserInterface $parser) { $name = $parser->getTag(); if (isset($this->parsers[$name]) && $parser === $this->parsers[$name]) { unset($this->parsers[$name]); } } /** * Adds a TokenParserBroker. * * @param Twig_TokenParserBroker $broker A Twig_TokenParserBroker instance */ public function addTokenParserBroker(Twig_TokenParserBroker $broker) { $this->brokers[] = $broker; } /** * Removes a TokenParserBroker. * * @param Twig_TokenParserBroker $broker A Twig_TokenParserBroker instance */ public function removeTokenParserBroker(Twig_TokenParserBroker $broker) { if (false !== $pos = array_search($broker, $this->brokers)) { unset($this->brokers[$pos]); } } /** * Gets a suitable TokenParser for a tag. * * First looks in parsers, then in brokers. * * @param string $tag A tag name * * @return null|Twig_TokenParserInterface A Twig_TokenParserInterface or null if no suitable TokenParser was found */ public function getTokenParser($tag) { if (isset($this->parsers[$tag])) { return $this->parsers[$tag]; } $broker = end($this->brokers); while (false !== $broker) { $parser = $broker->getTokenParser($tag); if (null !== $parser) { return $parser; } $broker = prev($this->brokers); } } public function getParsers() { return $this->parsers; } public function getParser() { return $this->parser; } public function setParser(Twig_ParserInterface $parser) { $this->parser = $parser; foreach ($this->parsers as $tokenParser) { $tokenParser->setParser($parser); } foreach ($this->brokers as $broker) { $broker->setParser($parser); } } } |