| Linux hkvL61zh9Vexzf 3.10.0-957.1.3.el7.x86_64 #1 SMP Thu Nov 29 14:49:43 UTC 2018 x86_64 Path : /www/wwwroot/fashion-kingdom.com/wp-content/plugins/kitify/inc/modules/ajax/ |
| Current File : /www/wwwroot/fashion-kingdom.com/wp-content/plugins/kitify/inc/modules/ajax/manager.php |
<?php
/**
*
* Version: 1.0.0
*/
// If this file is called directly, abort.
if (!defined('WPINC')) {
die;
}
if (!class_exists('Kitify_Ajax_Manager')) {
/**
* Ajax builder class.
*
* @since 1.0.0
*/
class Kitify_Ajax_Manager
{
const NONCE_KEY = 'kitify_ajax';
/**
* Ajax actions.
*
* Holds all the register ajax action.
*
* @since 1.1.2
* @access private
*
* @var array
*/
private $ajax_actions = [];
/**
* Ajax requests.
*
* Holds all the register ajax requests.
*
* @since 1.1.2
* @access private
*
* @var array
*/
private $requests = [];
/**
* Ajax response data.
*
* Holds all the response data for all the ajax requests.
*
* @since 1.1.2
* @access private
*
* @var array
*/
private $response_data = [];
/**
* Current ajax action ID.
*
* Holds all the ID for the current ajax action.
*
* @since 1.1.2
* @access private
*
* @var string|null
*/
private $current_action_id = null;
/**
* Ajax manager constructor.
*
* Initializing Kitify ajax manager.
*
* @since 1.1.2
* @access public
*/
public function __construct() {
add_action('wp_ajax_nopriv_kitify_ajax', [ $this, 'handle_ajax_request' ] );
add_action('wp_ajax_kitify_ajax', [ $this, 'handle_ajax_request' ] );
add_action('kitify_ajax_do_ajax', [ $this, 'handle_ajax_request' ] );
add_action( 'init', array( __CLASS__, 'define_ajax' ), 0 );
add_action( 'template_redirect', array( __CLASS__, 'do_kitify_ajax' ), 0 );
}
/**
* Register ajax action.
*
* Add new actions for a specific ajax request and the callback function to
* be handle the response.
*
* @since 1.1.2
* @access public
*
* @param string $tag Ajax request name/tag.
* @param callable $callback The callback function.
*/
public function register_ajax_action( $tag, $callback ) {
if ( ! did_action( 'kitify/ajax/register_actions' ) ) {
_doing_it_wrong( __METHOD__, esc_html( sprintf( 'Use `%s` hook to register ajax action.', 'kitify/ajax/register_actions' ) ), '1.1.2' );
}
$this->ajax_actions[ $tag ] = compact( 'tag', 'callback' );
}
/**
* Handle ajax request.
*
* Verify ajax nonce, and run all the registered actions for this request.
*
* Fired by `wp_ajax_kitify_ajax` action.
*
* @since 1.1.2
* @access public
*/
public function handle_ajax_request() {
if ( ! $this->verify_request_nonce() ) {
$this->current_action_id = 'error';
$this->add_response_data( false, esc_html__( 'Token Expired.', 'kitify' ) )
->send_error( 401 );
}
if(empty($_REQUEST['actions'])){
$this->add_response_data( false, esc_html__( 'Action not found.', 'kitify' ) )
->send_error( 401 );
}
/**
* Register ajax actions.
*
* Fires when an ajax request is received and verified.
*
* Used to register new ajax action handles.
*
* @since 1.1.2
*
* @param self $this An instance of ajax manager.
*/
do_action( 'kitify/ajax/register_actions', $this );
$this->requests = json_decode( stripslashes( $_REQUEST['actions'] ), true );
if(empty($this->requests)){
$this->add_response_data( false, esc_html__( 'Action not found.', 'kitify' ) )
->send_error( 401 );
}
foreach ( $this->requests as $id => $action_data ) {
$this->current_action_id = $id;
if ( ! isset( $this->ajax_actions[ $action_data['action'] ] ) ) {
$this->add_response_data( false, esc_html__( 'Action not found.', 'kitify' ), 400 );
continue;
}
try {
$results = call_user_func( $this->ajax_actions[ $action_data['action'] ]['callback'], $action_data['data'], $this );
if ( false === $results ) {
$this->add_response_data( false );
} else {
$this->add_response_data( true, $results );
}
} catch ( \Exception $e ) {
$this->add_response_data( false, $e->getMessage(), $e->getCode() );
}
}
$this->current_action_id = null;
$this->send_success();
}
/**
* Get current action data.
*
* Retrieve the data for the current ajax request.
*
* @since 1.1.2
* @access public
*
* @return bool|mixed Ajax request data if action exist, False otherwise.
*/
public function get_current_action_data() {
if ( ! $this->current_action_id ) {
return false;
}
return $this->requests[ $this->current_action_id ];
}
/**
* Create nonce.
*
* Creates a cryptographic token to
* give the user an access to ajax actions.
*
* @since 1.1.2
* @access public
*
* @return string The nonce token.
*/
public function create_nonce() {
return wp_create_nonce( self::NONCE_KEY );
}
/**
* Verify request nonce.
*
* Whether the request nonce verified or not.
*
* @since 1.1.2
* @access public
*
* @return bool True if request nonce verified, False otherwise.
*/
public function verify_request_nonce() {
return ! empty( $_REQUEST['_nonce'] ) && wp_verify_nonce( $_REQUEST['_nonce'], self::NONCE_KEY );
}
/**
* Ajax success response.
*
* Send a JSON response data back to the ajax request, indicating success.
*
* @since 1.1.2
* @access protected
*/
private function send_success() {
$response = [
'success' => true,
'data' => [
'responses' => $this->response_data,
],
];
$json = wp_json_encode( $response );
while ( ob_get_status() ) {
ob_end_clean();
}
if ( function_exists( 'gzencode' ) ) {
$response = gzencode( $json );
header( 'Content-Type: application/json; charset=utf-8' );
header( 'Content-Encoding: gzip' );
header( 'Content-Length: ' . strlen( $response ) );
echo $response; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
} else {
echo $json; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
}
wp_die( '', '', [ 'response' => null ] );
}
/**
* Ajax failure response.
*
* Send a JSON response data back to the ajax request, indicating failure.
*
* @since 1.1.2
* @access protected
*
* @param null $code
*/
private function send_error( $code = null ) {
wp_send_json_error( [
'responses' => $this->response_data,
], $code );
}
/**
* Add response data.
*
* Add new response data to the array of all the ajax requests.
*
* @since 1.1.2
* @access protected
*
* @param bool $success True if the requests returned successfully, False
* otherwise.
* @param mixed $data Optional. Response data. Default is null.
*
* @param int $code Optional. Response code. Default is 200.
*
* @return Kitify_Ajax_Manager An instance of ajax manager.
*/
private function add_response_data( $success, $data = null, $code = 200 ) {
$this->response_data[ $this->current_action_id ] = [
'success' => $success,
'code' => $code,
'data' => $data,
];
return $this;
}
/**
* Set Lakit AJAX constant and headers.
*/
public static function define_ajax() {
// phpcs:disable
if ( ! empty( $_REQUEST['kitify-ajax'] ) ) {
if ( ! defined( 'DOING_AJAX' ) ) {
define( 'DOING_AJAX', true );
}
if ( defined('WP_DEBUG') && (! WP_DEBUG || ( WP_DEBUG && ! WP_DEBUG_DISPLAY )) ) {
@ini_set( 'display_errors', 0 ); // Turn off display_errors during AJAX events to prevent malformed JSON.
}
$GLOBALS['wpdb']->hide_errors();
}
// phpcs:enable
}
/**
* Check for Lakit Ajax request and fire action.
*/
public static function do_kitify_ajax() {
// phpcs:disable WordPress.Security.NonceVerification.Recommended
if ( ! empty( $_REQUEST['kitify-ajax'] ) ) {
self::kitify_ajax_headers();
do_action( 'kitify_ajax_do_ajax' );
wp_die();
}
// phpcs:enable
}
/**
* Send headers for Lakit Ajax Requests.
*
* @since 1.0.0
*/
private static function kitify_ajax_headers() {
if ( ! headers_sent() ) {
send_origin_headers();
send_nosniff_header();
if ( ! defined( 'DONOTCACHEPAGE' ) ) {
define( 'DONOTCACHEPAGE', true );
}
if ( ! defined( 'DONOTCACHEOBJECT' ) ) {
define( 'DONOTCACHEOBJECT', true );
}
if ( ! defined( 'DONOTCACHEDB' ) ) {
define( 'DONOTCACHEDB', true );
}
nocache_headers();
header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
header( 'X-Robots-Tag: noindex' );
status_header( 200 );
}
elseif ( defined('WP_DEBUG') && WP_DEBUG ) {
headers_sent( $file, $line );
trigger_error( "kitify_ajax_headers cannot set headers - headers already sent by {$file} on line {$line}", E_USER_NOTICE ); // @codingStandardsIgnoreLine
}
}
}
}