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<?php
function ninja_forms_setup_processing_class( $form_id = '' ){
    global $ninja_forms_processing;
    //Set the form id
    if ( $form_id == '' ) {
        if ( isset ( $_REQUEST['_form_id'] ) ) {
            $form_id = absint( $_REQUEST['_form_id'] );
        } else if ( isset ( $_SESSION['ninja_forms_transient_id'] ) ) {
            $cache = get_transient( $_SESSION['ninja_forms_transient_id'] );
            if ( $cache !== false ) {
                $form_id = $cache['form_id'];
            }
        }
    }

    //Initiate our processing class with our designated global variable.
    $ninja_forms_processing = new Ninja_Forms_Processing($form_id);
    $ninja_forms_processing->setup_submitted_vars();
}

function ninja_forms_pre_process(){
    global $ninja_forms_processing;

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

    do_action('ninja_forms_before_pre_process');

    if(!$ninja_forms_processing->get_all_errors()){
        do_action('ninja_forms_pre_process');
    }

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