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<?php
function ninja_forms_process(){
    global $wpdb, $ninja_forms_fields, $ninja_forms_processing;

    $ajax = $ninja_forms_processing->get_form_setting('ajax');
    $form_id = $ninja_forms_processing->get_form_ID();

    if(!$ninja_forms_processing->get_all_errors()){
        do_action('ninja_forms_process');
        ninja_forms_post_process();
    }else{
        if($ajax == 1){
            $json = ninja_forms_json_response();
            //header('Content-Type', 'application/json');
            echo $json;
            die();
        }else{
            //echo 'processing';
            //print_r($ninja_forms_processing->get_all_errors());
        }
    }
}