gistfile1.php

class CostCentreManager
{
    protected $grant;
    protected $notice;
    protected $validators = array();

    public function __construct(
        Validator $costCentreNotRequired,
        Validator $hasCostCentre,
        Validator $hasNoCostCentre,
        Validator $hasFunder,
        Validator $hasType,
        Validator $hasPrimaryInvestigator
    )
    {
        foreach (func_get_args() as $validator) {
            $this->addValidator($validator);
        }
    }

    public function addValidator(Validator $validator)
    {
        $this->validators[] = $validator;
    }

    public function isReadyForCostCentre($grant)
    {
        foreach ($this->validators as $validator) {
            /* @var Validator $validator */
            if (!$validator->isValid($grant)) {
                $this->setNotice($validator->getMessage());

                return false;
            }
        }

        $this->setNotice('');

        return true;
    }