SupplyDataChain

gistfile1.txt

use Bizlunch\HelperBundle\Exception\ValidationException;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\Exception\ValidatorException;

class SupplyDataChain
{
    private $value;

    private $name;

    /** @var  \Symfony\Component\Validator\Validator\ValidatorInterface */
    private $validator;

    public function __construct($validator)
    {
        $this->validator = $validator;
    }

    public function setValue($bag, $key = null)
    {
        $this->name = $key;

        if (empty($key)) {
            $this->value = $bag;
        } else {
            $this->value = $bag->get($key);
        }

        return $this;
    }

    public function transform($callable)
    {
        $this->value = $callable($this->value);

        return $this;
    }

    public function validate(Constraint $constraint, $name = null)
    {
        $errors = $this->validator->validate($this->value, $constraint);

        if (count($errors) > 0)
        {
            throw new ValidationException($errors, empty($name) ? $this->name : $name);
        }

        return $this;
    }

    public function getValue()
    {
        return $this->value;
    }
}