Craft\Formerly_SubmissionsService::alreadySubmitted PHP Method

    public function alreadySubmitted($email, $formId)
    {
        $alreadySubmitted = false;
        $criteria = craft()->elements->getCriteria('Formerly_Submission');
        $criteria->search = $email;
        foreach ($criteria->find() as $submission) {
            if ($submission->formId == $formId) {
                $alreadySubmitted = true;
            }
        }
        if ($alreadySubmitted) {
            return true;
        }
        return false;
    }