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<?php |
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namespace Rj\FrontendBundle\DependencyInjection\Compiler\Packages; |
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use Rj\FrontendBundle\DependencyInjection\Compiler\BaseCompilerPass; |
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use Symfony\Component\DependencyInjection\ContainerBuilder; |
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use Symfony\Component\DependencyInjection\Reference; |
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abstract class BasePackagesCompilerPass extends BaseCompilerPass |
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{ |
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abstract protected function getTaggedPackages($container); |
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abstract protected function getPackagesService($container); |
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public function process(ContainerBuilder $container) |
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{ |
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$packages = array(); |
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$registeredPackages = $this->getRegisteredPackages($container); |
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foreach ($this->getTaggedPackages($container) as $id => $tags) { |
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if (empty($tags) || !isset($tags[0]['alias'])) { |
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throw new \LogicException( |
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"The tag for the service with id '$id' must define an 'alias' attribute" |
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); |
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} |
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$packageName = $tags[0]['alias']; |
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if (isset($registeredPackages[$packageName])) { |
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throw new \LogicException( |
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"A package named '$packageName' has already been registered" |
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); |
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} |
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if (isset($packages[$packageName])) { |
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throw new \LogicException( |
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"Multiple packages were found with alias '$packageName'. Package alias' must be unique" |
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); |
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} |
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$packages[$packageName] = $id; |
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} |
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$this->addPackages($packages, $container); |
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if ($container->hasDefinition($this->namespaceService('package.fallback'))) { |
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$this->setDefaultPackage($container); |
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} |
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} |
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protected function addPackages($packages, $container) |
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{ |
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$packagesService = $this->getPackagesService($container); |
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foreach ($packages as $name => $id) { |
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$packagesService->addMethodCall( |
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'addPackage', |
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array($name, new Reference($id)) |
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); |
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} |
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} |
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protected function setDefaultPackage($container) |
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{ |
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$packagesService = $this->getPackagesService($container); |
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$defaultPackage = $this->getRegisteredDefaultPackage($container); |
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$fallbackPackageId = $this->namespaceService('package.fallback'); |
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$container->getDefinition($fallbackPackageId)->addMethodCall('setFallback', array($defaultPackage)); |
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$packagesService->replaceArgument(0, new Reference($fallbackPackageId)); |
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} |
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/** |
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* Retrieve packages that have already been registered. |
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* |
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* @return array with the packages' name as keys |
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*/ |
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protected function getRegisteredPackages($container) |
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{ |
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$arguments = $this->getPackagesService($container)->getArguments(); |
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if (!isset($arguments[1]) || count($arguments[1]) < 2) { |
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return array(); |
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} |
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$argPackages = $arguments[1]; |
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$packages = array(); |
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$argCount = count($argPackages); |
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for ($i = 0; $i < $argCount; $i++) { |
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$packages[$argPackages[$i]] = $argPackages[++$i]; |
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} |
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return $packages; |
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} |
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protected function getRegisteredDefaultPackage($container) |
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{ |
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$arguments = $this->getPackagesService($container)->getArguments(); |
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if (!isset($arguments[0])) { |
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return; |
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} |
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return $arguments[0]; |
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} |
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} |
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regularjack /
frontend-bundle
Loading history...
It is generally a best practice as it is often more readable to use concatenation instead of interpolation for variables inside strings.