AdminEdit.p

hpclass AdminEditForm extends Form
{
    /**
     * {@inheritDoc}
     */
    public function init()
    {
        $this->add(array(
            'type'    => 'User\Form\UserFieldset',
            'name'    => 'user',
            'options' => array(
                'use_as_base_fieldset' => true
            )
        ));

        $this->add(array(
            'type' => 'Csrf',
            'name' => 'csrf'
        ));

        $this->add(array(
            'type'       => 'Submit',
            'name'       => 'submit',
            'attributes' => array(
                'value' => 'Modifier l\'utilisateur',
                'class' => 'btn btn-primary'
            )
        ));

        $this->setValidationGroup(array(
            'user' => array(
                'email', 'firstName', 'lastName', 'birthDate', 'phoneNumber', 'address', 'status',
                'credit', 'paypalEmail', 'role', 'meta' => array('uplineCode', 'uplinedBy')
            )
        ));
    }
}

RegistrationForm.php

class RegistrationForm extends Form implements ObjectManagerAwareInterface
{
    use ProvidesObjectManager;

    /**
     * {@inheritDoc}
     */
    public function init()
    {
        $this->add(array(
            'type'    => 'User\Form\UserFieldset',
            'name'    => 'user',
            'options' => array(
                'use_as_base_fieldset' => true
            )
        ));

        $this->add(array(
            'type' => 'Csrf',
            'name' => 'csrf'
        ));

        $this->add(array(
            'type'       => 'Submit',
            'name'       => 'submit',
            'attributes' => array(
                'value' => 'Je m\'inscris !'
            )
        ));

        $this->setValidationGroup(array(
            'user' => array(
                'email', 'password', 'firstName', 'lastName', 'birthDate', 'phoneNumber', 'address'
            )
        ));

        // Add the unique validator so that emails are unique
        $userInput  = $this->getInputFilter()->get('user')->get('email');
        $validators = $userInput->getValidatorChain();

        $validators->attach(new NoObjectExists(array(
            'object_repository' => $this->objectManager->getRepository('User\Entity\User'),
            'fields'            => 'email'
        )));
    }
}