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<?php |
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namespace Dallgoot\Yaml; |
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/** |
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* The returned object representing a YAML file content |
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* |
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* @author Stéphane Rebai <[email protected]> |
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* @license Apache 2.0 |
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* @link TODO : url to specific online doc |
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* |
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* @method void addReference(string $name, $value) |
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* @method mixed getReference(string $name) |
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* @method array getAllReferences() |
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* @method void addComment($index, $value) |
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* @method string|array getComment($lineNumber) |
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* @method void setText(string $value) |
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* @method void addTag(string $value) |
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* @method bool hasDocStart() |
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*/ |
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class YamlObject extends \ArrayIterator implements \JsonSerializable |
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{ |
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/** @var API */ |
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private $__yaml__object__api; |
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private const UNDEFINED_METHOD = self::class.": undefined method '%s', valid methods are %s"; |
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/** |
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* Construct the YamlObject making sure the indices can be accessed directly |
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* and creates the API object with a reference to this YamlObject. |
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*/ |
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public function __construct() |
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{ |
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parent::__construct([], 1); //1 = Array indices can be accessed as properties in read/write. |
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$this->__yaml__object__api = new API($this); |
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} |
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/** |
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* Transfer method calls to Yaml::API object |
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* |
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* @param string $funcName The function name |
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* @param mixed $arguments The arguments |
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* |
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* @throws \BadMethodCallException if method isn't part of the public API |
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* @return mixed the return value of the API::method called |
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*/ |
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public function __call($funcName, $arguments) |
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{ |
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$reflectAPI = new \ReflectionClass(get_class($this->__yaml__object__api)); |
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$getName = function ($o) { return $o->name; }; |
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$publicApi = array_map($getName, $reflectAPI->getMethods(\ReflectionMethod::IS_PUBLIC)); |
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if (!in_array($funcName, $publicApi) ) { |
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throw new \BadMethodCallException(sprintf(self::UNDEFINED_METHOD, $funcName, implode(",", $publicApi))); |
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} |
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return call_user_func_array([$this->__yaml__object__api, $funcName], $arguments); |
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} |
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/** |
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* Returns a string representation of the YamlObject when |
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* it has NO property NOR keys ie. is only a LITTERAL |
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* |
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* @return string String representation of the object. |
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*/ |
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public function __toString():string |
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{ |
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return $this->__yaml__object__api->value ?? serialize($this); |
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} |
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/** |
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* Filters unwanted property for JSON serialization |
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* |
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* @return mixed Array (of object properties or keys) OR string if YAML object only contains LITTERAL (in self::value) |
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*/ |
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public function jsonSerialize() |
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{ |
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$prop = get_object_vars($this); |
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unset($prop["__yaml__object__api"]); |
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if (count($prop) > 0) return $prop; |
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if (count($this) > 0) return iterator_to_array($this); |
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return $this->__yaml__object__api->value ?? "_Empty YamlObject_"; |
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} |
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} |
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dallgoot /
yaml
