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<?php |
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/** |
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* trait for custom constraint classes |
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*/ |
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namespace Graviton\JsonSchemaBundle\Validator\Constraint; |
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use JsonSchema\Entity\JsonPointer; |
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use Symfony\Component\EventDispatcher\EventDispatcherInterface; |
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/** |
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* @author List of contributors <https://github.com/libgraviton/graviton/graphs/contributors> |
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* @license http://opensource.org/licenses/gpl-license.php GNU Public License |
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* @link http://swisscom.ch |
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*/ |
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trait ConstraintTrait |
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{ |
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/** |
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* @var EventDispatcherInterface |
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*/ |
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private $dispatcher; |
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/** |
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* sets the event dispatcher |
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* |
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* @param EventDispatcherInterface $dispatcher dispatcher |
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* |
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* @return void |
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*/ |
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public function setEventDispatcher(EventDispatcherInterface $dispatcher) |
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{ |
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$this->dispatcher = $dispatcher; |
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} |
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/** |
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* checks the input |
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* |
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* @param mixed $element element |
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* @param null $schema schema |
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* @param JsonPointer $path path |
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* @param null $i iterator value |
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* |
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* @return void |
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*/ |
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public function check(&$element, $schema = null, JsonPointer $path = null, $i = null) |
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{ |
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$eventClass = $this->getEventClass(); |
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$event = new $eventClass($this->factory, $element, $schema, $path); |
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$result = $this->dispatcher->dispatch($event::NAME, $event); |
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$this->addErrors($result->getErrors()); |
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parent::check($element, $schema, $path, $i); |
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} |
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/** |
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* Returns the name of the Event class for this event |
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* |
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* @return string event class name |
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*/ |
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abstract public function getEventClass(); |
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/** |
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* Adds errors |
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* |
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* @param array $errors errors |
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* |
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* @return void |
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*/ |
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abstract public function addErrors(array $errors); |
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} |
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libgraviton /
json-schema
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: