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<?php
namespace MailPoet\Subscribers;
if (!defined('ABSPATH')) exit;
use Exception;
use MailPoet\CustomFields\CustomFieldsRepository;
use MailPoet\Entities\FormEntity;
class RequiredCustomFieldValidator {
/** @var CustomFieldsRepository */
private $customFieldRepository;
public function __construct(
CustomFieldsRepository $customFieldRepository
) {
$this->customFieldRepository = $customFieldRepository;
}
/**
* @param array $data
* @param FormEntity|null $form
*
* @throws Exception
*/
public function validate(array $data, FormEntity $form = null) {
$allCustomFields = $this->getCustomFields($form);
foreach ($allCustomFields as $customFieldId => $customFieldName) {
if ($this->isCustomFieldMissing($customFieldId, $data)) {
throw new Exception(
// translators: %s is the name of the custom field.
sprintf(__('Missing value for custom field "%s"', 'mailpoet'), $customFieldName)
);
}
}
}
private function isCustomFieldMissing(int $customFieldId, array $data): bool {
if (!array_key_exists($customFieldId, $data) && !array_key_exists('cf_' . $customFieldId, $data)) {
return true;
}
if (isset($data[$customFieldId]) && !$data[$customFieldId]) {
return true;
}
if (isset($data['cf_' . $customFieldId]) && !$data['cf_' . $customFieldId]) {
return true;
}
return false;
}
private function getCustomFields(FormEntity $form = null): array {
$result = [];
if ($form) {
$ids = $this->getFormCustomFieldIds($form);
if (!$ids) {
return [];
}
$requiredCustomFields = $this->customFieldRepository->findBy(['id' => $ids]);
} else {
$requiredCustomFields = $this->customFieldRepository->findAll();
}
foreach ($requiredCustomFields as $customField) {
$params = $customField->getParams();
if (is_array($params) && isset($params['required']) && $params['required']) {
$result[$customField->getId()] = $customField->getName();
}
}
return $result;
}
/**
* @return int[]
*/
private function getFormCustomFieldIds(FormEntity $form): array {
$formFields = $form->getBlocksByTypes(FormEntity::FORM_FIELD_TYPES);
$customFieldIds = [];
foreach ($formFields as $formField) {
if (isset($formField['id']) && is_numeric($formField['id'])) {
$customFieldIds[] = (int)$formField['id'];
}
}
return $customFieldIds;
}
}