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<?php |
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namespace Magium\Configuration; |
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use Magium\Configuration\Config\BuilderFactory; |
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use Magium\Configuration\Config\BuilderFactoryInterface; |
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use Magium\Configuration\Config\BuilderInterface; |
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use Magium\Configuration\Config\MissingConfigurationException; |
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use Magium\Configuration\File\Context\AbstractContextConfigurationFile; |
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use Magium\Configuration\Manager\CacheFactory; |
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use Magium\Configuration\Manager\Manager; |
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use Magium\Configuration\Manager\ManagerInterface; |
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class MagiumConfigurationFactory implements MagiumConfigurationFactoryInterface |
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{ |
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protected $file; |
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protected $xml; |
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protected $manager; |
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protected $builder; |
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protected $baseDir; |
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protected $contextFile; |
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protected $builderFactory; |
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public function __construct($magiumConfigurationFile = null) |
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{ |
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if (!$magiumConfigurationFile) { |
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$cwd = __DIR__; |
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$baseDir = realpath(DIRECTORY_SEPARATOR); |
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while ($cwd && $cwd != $baseDir && file_exists($cwd)) { |
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$checkFile = $cwd . DIRECTORY_SEPARATOR . 'magium-configuration.xml'; |
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if (file_exists($checkFile)) { |
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$magiumConfigurationFile = $checkFile; |
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break; |
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} |
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$lastPos = strrpos($cwd, DIRECTORY_SEPARATOR); |
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$cwd = substr($cwd, 0, $lastPos); |
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} |
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} |
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if (file_exists($magiumConfigurationFile)) { |
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$this->file = realpath($magiumConfigurationFile); |
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} else { |
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throw new InvalidConfigurationFileException('Unable to file configuration file: ' . $magiumConfigurationFile); |
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} |
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$this->baseDir = dirname($this->file); |
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chdir($this->baseDir); |
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$this->xml = simplexml_load_file($magiumConfigurationFile); |
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} |
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protected function buildContextFile() |
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{ |
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chdir($this->baseDir); |
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$contextFileCheck = (string)$this->xml->contextConfigurationFile['file']; |
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$contextFileType = (string)$this->xml->contextConfigurationFile['type']; |
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$contextFile = realpath($contextFileCheck); |
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if (!$contextFile) { |
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throw new MissingConfigurationException('Unable to find context file: ' . $contextFileCheck); |
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} |
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$class = 'Magium\Configuration\File\Context\\' . ucfirst($contextFileType) . 'File'; |
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$reflectionClass = new \ReflectionClass($class); |
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if ($reflectionClass->isSubclassOf(AbstractContextConfigurationFile::class)) { |
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$instance = $reflectionClass->newInstance($contextFile); |
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if ($instance instanceof AbstractContextConfigurationFile) { |
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return $instance; |
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} |
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} |
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throw new InvalidConfigurationException('Unable to load context configuration file: ' . $contextFileCheck); |
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} |
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public function getContextFile() |
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{ |
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if (!$this->contextFile instanceof AbstractContextConfigurationFile) { |
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$this->contextFile = $this->buildContextFile(); |
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} |
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return $this->contextFile; |
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} |
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public function validateConfigurationFile() |
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{ |
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$result = false; |
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try { |
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$doc = new \DOMDocument(); |
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$doc->load($this->file); |
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$result = $doc->schemaValidate(__DIR__ . '/../assets/magium-configuration.xsd'); |
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} catch (\Exception $e) { |
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// $result value is already set |
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} |
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return $result; |
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} |
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/** |
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* Retrieves an instance of the cache based off of the XML cache configuration |
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* |
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* @param \SimpleXMLElement $element |
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* @return \Zend\Cache\Storage\StorageInterface |
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*/ |
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protected function getCache(\SimpleXMLElement $element) |
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{ |
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$cacheFactory = new CacheFactory(); |
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return $cacheFactory->getCache($element); |
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} |
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public function getBuilderFactory() |
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{ |
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if (!$this->builderFactory instanceof BuilderFactoryInterface) { |
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$builderFactoryConfig = $this->xml->builderFactory; |
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$class = (string)$builderFactoryConfig['class']; |
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if (!$class) { |
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$class = BuilderFactory::class; // das default |
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} |
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$reflection = new \ReflectionClass($class); |
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if (!$reflection->implementsInterface(BuilderFactoryInterface::class)) { |
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throw new InvalidConfigurationException($class . ' must implement ' . BuilderFactoryInterface::class); |
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} |
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$this->builderFactory = $reflection->newInstance(new \SplFileInfo($this->baseDir), $this->xml, $this->getContextFile()); |
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} |
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return $this->builderFactory; |
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} |
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/** |
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* @return BuilderInterface |
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*/ |
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public function getBuilder() |
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{ |
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if (!$this->builder instanceof BuilderInterface) { |
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$this->builder = $this->getBuilderFactory()->getBuilder(); |
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} |
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return $this->builder; |
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} |
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protected function getRemoteCache() |
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{ |
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$cacheConfig = $this->xml->cache; |
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$globalAdapter = $this->getCache($cacheConfig); |
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return $globalAdapter; |
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} |
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protected function getLocalCache() |
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{ |
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$localCache = null; |
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$localCacheConfig = $this->xml->localCache; |
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if ($localCacheConfig) { |
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$localCache = $this->getCache($localCacheConfig); |
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} |
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return $localCache; |
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} |
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public function getManager() |
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{ |
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if (!$this->manager instanceof ManagerInterface) { |
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$managerClass = Manager::class; |
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if (isset($this->xml->manager['class'])) { |
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$managerClass = (string)$this->xml->manager['class']; |
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} |
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$reflectionClass = new \ReflectionClass($managerClass); |
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if ($managerClass == Manager::class) { |
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// just a shortcut so I don't have to rewrite some complicated unit tests. I'm just lazy. |
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$this->manager = new Manager($this->getRemoteCache(), $this->getBuilder(), $this->getLocalCache()); |
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return $this->manager; |
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} |
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if (!$reflectionClass->implementsInterface(ManagerInterface::class)) { |
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throw new InvalidConfigurationException('Manager class must implement ' . ManagerInterface::class); |
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} |
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$manager = $reflectionClass->newInstance(); |
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/* @var $manager ManagerInterface */ |
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$manager->setBuilder($this->getBuilder()); |
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$manager->setLocalCache($this->getLocalCache()); |
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$manager->setRemoteCache($this->getRemoteCache()); |
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$this->manager = $manager; |
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} |
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return $this->manager; |
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} |
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} |
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magium /
configuration-manager
