vendor/jms/serializer/src/JMS/Serializer/SerializationContext.php line 123

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  1. <?php
  3. namespace JMS\Serializer;
  5. use JMS\Serializer\Exception\RuntimeException;
  6. use Metadata\MetadataFactoryInterface;
  8. class SerializationContext extends Context
  9. {
  10.     /** @var \SplObjectStorage */
  11.     private $visitingSet;
  13.     /** @var \SplStack */
  14.     private $visitingStack;
  16.     /**
  17.      * @var string
  18.      */
  19.     private $initialType;
  21.     public static function create()
  22.     {
  23.         return new self();
  24.     }
  26.     /**
  27.      * @param string $format
  28.      */
  29.     public function initialize($format, VisitorInterface $visitor, GraphNavigator $navigator, MetadataFactoryInterface $factory)
  30.     {
  31.         parent::initialize($format, $visitor, $navigator, $factory);
  33.         $this->visitingSet = new \SplObjectStorage();
  34.         $this->visitingStack = new \SplStack();
  35.     }
  37.     public function startVisiting($object)
  38.     {
  39.         if (!\is_object($object)) {
  40.             return;
  41.         }
  42.         $this->visitingSet->attach($object);
  43.         $this->visitingStack->push($object);
  44.     }
  46.     public function stopVisiting($object)
  47.     {
  48.         if (!\is_object($object)) {
  49.             return;
  50.         }
  51.         $this->visitingSet->detach($object);
  52.         $poppedObject = $this->visitingStack->pop();
  54.         if ($object !== $poppedObject) {
  55.             throw new RuntimeException('Context visitingStack not working well');
  56.         }
  57.     }
  59.     public function isVisiting($object)
  60.     {
  61.         if (!\is_object($object)) {
  62.             return false;
  63.         }
  65.         return $this->visitingSet->contains($object);
  66.     }
  68.     public function getPath()
  69.     {
  70.         $path = array();
  71.         foreach ($this->visitingStack as $obj) {
  72.             $path[] = \get_class($obj);
  73.         }
  75.         if (!$path) {
  76.             return null;
  77.         }
  79.         return implode(' -> ', $path);
  80.     }
  82.     public function getDirection()
  83.     {
  84.         return GraphNavigator::DIRECTION_SERIALIZATION;
  85.     }
  87.     public function getDepth()
  88.     {
  89.         return $this->visitingStack->count();
  90.     }
  92.     public function getObject()
  93.     {
  94.         return !$this->visitingStack->isEmpty() ? $this->visitingStack->top() : null;
  95.     }
  97.     public function getVisitingStack()
  98.     {
  99.         return $this->visitingStack;
  100.     }
  102.     public function getVisitingSet()
  103.     {
  104.         return $this->visitingSet;
  105.     }
  107.     /**
  108.      * @param string $type
  109.      * @return $this
  110.      */
  111.     public function setInitialType($type)
  112.     {
  113.         $this->initialType = $type;
  114.         $this->attributes->set('initial_type', $type);
  115.         return $this;
  116.     }
  118.     /**
  119.      * @return string|null
  120.      */
  121.     public function getInitialType()
  122.     {
  123.         return $this->initialType
  124.             ? $this->initialType
  125.             : $this->attributes->containsKey('initial_type') ? $this->attributes->get('initial_type')->get() : null;
  126.     }
  127. }