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<?php |
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/* |
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* This file is part of the puli/symfony-bundle package. |
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* |
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* (c) Bernhard Schussek <[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 Puli\SymfonyBundle\DependencyInjection\Compiler; |
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use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface; |
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use Symfony\Component\DependencyInjection\ContainerBuilder; |
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use Symfony\Component\DependencyInjection\Reference; |
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/** |
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* Moves the "puli.twig.template_loader" service before the |
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* "twig.loader.filesystem" service. |
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* |
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* This is necessary since the following PR: |
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* https://github.com/symfony/symfony/pull/12894 |
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* |
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* If not done, the PuliTemplateLoader is never invoked, because the filesystem |
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* loader already resolves the Puli template path using the PuliFileLocator. |
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* The responsible line is TemplateNameParser:59 which does not throw an |
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* exception anymore. |
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* |
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* @since 1.0 |
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* |
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* @author Bernhard Schussek <[email protected]> |
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*/ |
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class TwigLoaderPass implements CompilerPassInterface |
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{ |
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public function process(ContainerBuilder $container) |
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{ |
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if (false === $container->hasDefinition('twig')) { |
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return; |
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} |
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$chainLoader = $container->getDefinition('twig.loader.chain'); |
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$methodCalls = $chainLoader->getMethodCalls(); |
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$symfonyKey1 = null; |
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$symfonyKey2 = null; |
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$puliKey = null; |
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2 |
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// By default, the filesystem loader is added before the Puli loader |
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// However, that prevents the Puli loader from being used at all, so |
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// we need to insert the Puli loader right before the filesystem |
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// loader |
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foreach ($methodCalls as $key => $methodCall) { |
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if ($this->isAddLoaderCall($methodCall, 'twig.loader.filesystem')) { |
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$symfonyKey1 = $key; |
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continue; |
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} |
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if ($this->isAddLoaderCall($methodCall, 'twig.loader.native_filesystem')) { |
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$symfonyKey2 = $key; |
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continue; |
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} |
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2 |
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if ($this->isAddLoaderCall($methodCall, 'puli.twig.template_loader')) { |
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$puliKey = $key; |
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continue; |
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} |
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} |
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// Move the Puli loader before the filesystem loaders if necessary |
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if ((null === $symfonyKey1 && null === $symfonyKey2) || null === $puliKey) { |
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return; |
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} |
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$symfonyKey = min($symfonyKey1, $symfonyKey2); |
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if ($puliKey < $symfonyKey) { |
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return; |
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} |
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$puliLoaderCall = $methodCalls[$puliKey]; |
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unset($methodCalls[$puliKey]); |
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array_splice($methodCalls, $symfonyKey, 0, array($puliLoaderCall)); |
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$chainLoader->setMethodCalls($methodCalls); |
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} |
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private function isAddLoaderCall(array $methodCall, $serviceId) |
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{ |
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return 'addLoader' === $methodCall[0] && isset($methodCall[1][0]) |
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&& $methodCall[1][0] instanceof Reference |
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&& $serviceId === (string) $methodCall[1][0]; |
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} |
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} |
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puli /
symfony-bundle
