Current File : /home/jalalj2hb/www/wp-content/plugins/ninja-forms/deprecated/classes/step-processing.php
<?php if ( ! defined( 'ABSPATH' ) ) exit;
if( ! function_exists( 'nf_is_func_disabled' ) ) {
function nf_is_func_disabled($function)
{
$disabled = explode(',', ini_get('disable_functions'));
return in_array($function, $disabled);
}
}
/**
* Class for performing actions incrementally. Internally used for converting submissions, exporting submissions, etc.
* Very useful when interacting with large amounts of data.
*
* @package Ninja Forms
* @subpackage Classes/Step Processing
* @copyright Copyright (c) 2014, WPNINJAS
* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
* @since 2.7.4
*/
class NF_Step_Processing
{
/**
* @var action
*/
var $action = '';
/**
* @var step
*/
var $step = '';
/**
* @var total_steps
*/
var $total_steps = '';
/**
* @var redirect
*/
var $redirect = '';
/**
* @var array
*/
var $errors = array();
/**
* @var args
*/
var $args = array();
/**
* Get things rolling
*
* @since 2.7.4
* @return void
*/
function __construct() {
//Bail if we aren't in the admin.
if ( ! is_admin() )
return false;
if ( function_exists( 'ignore_user_abort' ) && ! nf_is_func_disabled( 'ignore_user_abort' ) ) {
ignore_user_abort( true );
}
add_action( 'wp_ajax_nf_' . $this->action, array( $this, 'processing' ) );
}
/**
* Process our request.
* Call the appropriate loading or step functions.
*
* @since 2.7.6
* @return void
*/
public function processing() {
// Get our passed arguments. These come from the querysting of the processing page.
if ( isset ( $_REQUEST['args'] ) ) {
$this->args = $_REQUEST['args'];
if ( isset ( $this->args['redirect'] ) ) {
$this->redirect = $this->args['redirect'];
}
} else {
$this->args = array();
}
// Get our current step.
$this->step = isset ( $_REQUEST['step'] )? esc_html( $_REQUEST['step'] ) : 'loading';
// Get our total steps
$this->total_steps = isset ( $_REQUEST['total_steps'] )? esc_html( $_REQUEST['total_steps'] ) : 0;
// If our step is loading, then we need to return how many total steps there are along with the next step, which is 1.
if ( 'loading' == $this->step ) {
$return = $this->loading();
if ( ! isset ( $return['step'] ) ) {
$saved_step = get_user_option( 'nf_step_processing_' . $this->action . '_step' );
if ( ! empty ( $saved_step ) ) {
$this->step = $saved_step;
} else {
$this->step = 1;
}
$return['step'] = $this->step;
}
if ( ! isset ( $return['complete'] ) ) {
$return['complete'] = false;
}
} else { // We aren't on the loading step, so do our processing.
$return = $this->step();
if ( ! isset ( $return['step'] ) ) {
$this->step++;
$return['step'] = $this->step;
}
if ( ! isset ( $return['complete'] ) ) {
if ( $this->step > $this->total_steps ) {
$complete = true;
} else {
$complete = false;
}
$return['complete'] = $complete;
}
$return['total_steps'] = $this->total_steps;
}
$user_id = get_current_user_id();
if ( $return['complete'] ) {
// Delete our step option
delete_user_option( $user_id, 'nf_step_processing_' . $this->action . '_step' );
// Set our redirect variable.
$return['redirect'] = $this->redirect;
// Run our complete function
$this->complete();
} else {
// Save our current step so that we can resume if necessary
update_user_option( $user_id, 'nf_step_processing_' . $this->action . '_step', $this->step );
}
if ( isset ( $this->redirect ) && ! empty ( $this->redirect ) ) {
$this->args['redirect'] = $this->redirect;
}
$return['errors'] = ( $this->errors ) ? $this->errors : FALSE;
$return['args'] = $this->args;
echo json_encode( $return );
die();
}
/**
* Run our loading process.
* This function should be overwritten in child classes.
*
* @since 2.7.4
* @return array $args
*/
public function loading() {
// This space left intentionally blank.
}
/**
* This function is called for every step.
* This function should be overwritten in child classes.
*
* @since 2.7.4
* @return array $args
*/
public function step() {
// This space left intentionally blank.
}
/**
* This function is called for every step.
* This function should be overwritten in child classes.
*
* @since 2.7.4
* @return array $args
*/
public function complete() {
// This space left intentionally blank.
}
}
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