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<?php |
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namespace ConfigToken\TreeSerializer; |
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use ConfigToken\Exception\AlreadyRegisteredException; |
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use ConfigToken\TreeSerializer\Exception\UnknownContentTypeException; |
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use ConfigToken\TreeSerializer\Exception\UnknownFileExtensionException; |
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use ConfigToken\TreeSerializer\Types\IniTreeSerializer; |
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use ConfigToken\TreeSerializer\Types\JsonTreeSerializer; |
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use ConfigToken\TreeSerializer\Types\PhpTreeSerializer; |
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use ConfigToken\TreeSerializer\Types\XmlTreeSerializer; |
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use ConfigToken\TreeSerializer\Types\YmlTreeSerializer; |
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class TreeSerializerFactory |
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{ |
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/** @var TreeSerializerInterface[] */ |
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protected static $registeredByFileExtension = array(); |
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/** @var TreeSerializerInterface[] */ |
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protected static $registeredByContentType = array(); |
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protected static function registerKnownTypes() |
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{ |
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if (!empty(static::$registeredByContentType)) { |
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return; |
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} |
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static::internalRegister(new IniTreeSerializer()); |
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static::internalRegister(new JsonTreeSerializer()); |
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static::internalRegister(new PhpTreeSerializer()); |
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static::internalRegister(new XmlTreeSerializer()); |
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static::internalRegister(new YmlTreeSerializer()); |
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} |
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/** |
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* @param string $contentType |
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* @return boolean |
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*/ |
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public static function isRegisteredByContentType($contentType) |
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{ |
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static::registerKnownTypes(); |
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return isset(static::$registeredByContentType[$contentType]); |
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} |
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/** |
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* @param string $contentType |
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* @return TreeSerializerInterface |
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* |
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* @throws UnknownContentTypeException |
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*/ |
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public static function getByContentType($contentType) |
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{ |
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static::registerKnownTypes(); |
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if (isset(static::$registeredByContentType[$contentType])) { |
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return static::$registeredByContentType[$contentType]; |
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} |
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throw new UnknownContentTypeException($contentType); |
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} |
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/** |
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* @param string $fileExtension |
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* @return boolean |
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*/ |
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public static function isRegisteredByFileExtension($fileExtension) |
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{ |
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static::registerKnownTypes(); |
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return isset(static::$registeredByFileExtension[$fileExtension]); |
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} |
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/** |
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* @param string $fileExtension |
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* @return TreeSerializerInterface |
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* |
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* @throws UnknownFileExtensionException |
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*/ |
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public static function getByFileExtension($fileExtension) |
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{ |
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static::registerKnownTypes(); |
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if (isset(static::$registeredByFileExtension[$fileExtension])) { |
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return static::$registeredByFileExtension[$fileExtension]; |
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} |
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throw new UnknownFileExtensionException($fileExtension); |
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} |
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public static function isRegistered(TreeSerializerInterface $treeSerializer) |
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{ |
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try { |
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static::getByContentType($treeSerializer::getContentType()); |
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return true; |
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} catch (UnknownContentTypeException $e) { |
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return false; |
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} |
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} |
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/** |
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* Used internally to register a new tree serializer implementation without performing checks. |
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* |
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* @param TreeSerializerInterface $treeSerializer |
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*/ |
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protected static function internalRegister(TreeSerializerInterface $treeSerializer) |
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{ |
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static::$registeredByContentType[$treeSerializer::getContentType()] = $treeSerializer; |
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static::$registeredByFileExtension[$treeSerializer::getFileExtension()] = $treeSerializer; |
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} |
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public static function register(TreeSerializerInterface $treeSerializer) |
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{ |
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if (static::isRegistered($treeSerializer)) { |
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throw new AlreadyRegisteredException( |
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sprintf( |
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'Tree serializer for content type %s is already registered.', |
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$treeSerializer::getContentType() |
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) |
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); |
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} |
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static::internalRegister($treeSerializer); |
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} |
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} |
liutec /
cfgtokenlib
