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Editing File: /home/rtsgrob/ww3/wp-content/plugins/tutor-pro/updater/update.php

<?php
    namespace TutorPRO\ThemeumUpdater;

if( !class_exists('TutorPRO\ThemeumUpdater\Update') ) {

class Update {

private $meta;
            private $product_slug;
            private $url_slug;
            private $license_field_name;
            private $nonce_field_name;
            private $api_end_point = 'https://www.themeum.com/wp-json/themeum-license/v2/';
            private $error_message_key;
            private $themeum_response_data;
            public $is_valid;

function __construct( $meta ) {

$this->meta               = $meta;
                $this->product_slug       = strtolower( $this->meta['product_slug'] );
                $this->url_slug           = $this->product_slug . '-license';
                $this->license_field_name = $this->url_slug . '-key';
                $this->nonce_field_name   = $this->url_slug . '-nonce';
                $this->error_message_key  = 'themeum_update_error_' . $this->meta['product_basename'];

$license = $this->get_license();
                $this->is_valid = $license && $license['activated'];

if(!isset($this->meta['is_product_free']) || $this->meta['is_product_free']!==true) {
                    add_action( 'admin_enqueue_scripts', array( $this, 'license_page_asset_enqueue' ) );
                    add_action( 'tutor_after_settings_menu', array( $this, 'add_license_page' ) );
                    add_action( 'admin_init', array( $this, 'check_license_key' ) );
                    add_action( 'admin_notices', array( $this, 'show_invalid_license_notice' ) );
                }

$force_check = isset( $this->meta['force_update_check'] ) && $this->meta['force_update_check']===true;
                $update_hook_prefix = $force_check ? '' : 'pre_set_';

if($this->meta['product_type'] == 'plugin') {
                    add_filter( 'plugins_api', array( $this, 'plugin_info' ), 20, 3 );
                    add_filter( $update_hook_prefix . 'site_transient_update_plugins', array( $this, 'check_for_update' ) );
                    add_action( "in_plugin_update_message-".$this->meta['product_basename'], array( $this, 'custom_update_message' ), 10, 2 );
                }
                else if($this->meta['product_type']=='theme') {
		            add_filter( $update_hook_prefix . 'site_transient_update_themes', array( $this, 'check_for_update' ) );
                }
            }

public function custom_update_message($plugin_data, $response) {

if(!$response->package) {
                    $error_message = get_option( $this->error_message_key );
                    echo $error_message ? ' ' . $error_message . '' : '';
                }
            }

public function license_page_asset_enqueue() {

$css_url = $this->meta['updater_url'] . 'license-form.css';

if( isset( $_GET['page'] ) && $_GET['page'] == $this->url_slug){
                    wp_enqueue_style( $this->url_slug . '-css', $css_url );
                }
            }

public function add_license_page() {
                add_submenu_page($this->meta['parent_menu'], $this->meta['menu_title'], $this->meta['menu_title'], $this->meta['menu_capability'], $this->url_slug, array($this, 'license_form'));
            }

public function license_form() {

$license           = $this->get_license();
                $field_name        = $this->license_field_name;
                $nonce_field_name  = $this->nonce_field_name;
                $product_title     = $this->meta['product_title'];
                $header_content    = $this->meta['header_content'];

include __DIR__ . '/license-form.php';
            }

/**
             * @return array|bool|mixed|object
             *
             * Get update information
             */
            public function check_for_update_api() {
                if($this->themeum_response_data) {
                    // Use runtime cache
                    return $this->themeum_response_data;
                }

$license_info = $this->get_license();
                $license_key = $license_info ? $license_info['license_key'] : '';

$params = array(
                    'body' => array(
                        'license_key'   => $license_key,
                        'product_slug'  => $this->product_slug,
                    ),
                );

// Make the POST request
                $is_free = isset($this->meta['is_product_free']) && $this->meta['is_product_free']===true;
                $access_slug = $is_free ? 'check-update-free' : 'check-update';
                $request = wp_remote_post($this->api_end_point . $access_slug, $params);
                $request_body = false;

// Check if response is valid
                if (!is_wp_error($request) || wp_remote_retrieve_response_code($request) === 200) {
                    $request_body = json_decode($request['body']);
                    $response_data = $request_body->data;

if(is_object($response_data) && property_exists($response_data, 'dependency_products') && property_exists($response_data, 'option_keymap')) {
                        $dependency_products = array();
                        $option_keymap = (array)$response_data->option_keymap;

// Loop through all the dependencies and prepare license keys
                        foreach((array)$response_data->dependency_products as $dependency) {
                            $dependency = (array)$dependency;
                            $option_key = isset($option_keymap[$dependency['slug']]) ? $option_keymap[$dependency['slug']] : null;

if($option_key) {
                                $license = $this->get_license($option_key);
                                !is_array($license) ? $license=array() : 0;

$license['blog_url'] = get_home_url();
                                $dependency_products[$dependency['slug']] = $license;
                            }
                        }

// Call again with dependency product data
                        $params['body']['dependency_products'] = $dependency_products;
                        $request = wp_remote_post($this->api_end_point . $access_slug, $params);

if (!is_wp_error($request) || wp_remote_retrieve_response_code($request) === 200) {
                            $request_body = json_decode($request['body']);
                        }
                    }

}

$this->themeum_response_data = $request_body;
                return $this->themeum_response_data;
            }

public function check_license_key() {

if ( isset($_GET['page']) && $_GET['page']==$this->url_slug && !empty($_POST[$this->license_field_name])) {
                    if (!check_admin_referer($this->nonce_field_name)) {
                        return;
                    }

$key  = sanitize_text_field($_POST[$this->license_field_name]);
                    $unique_ip = $_SERVER['REMOTE_ADDR'];
                    $blog = get_home_url();

$api_call = wp_remote_post(
                        $this->api_end_point . 'validator',
                        array(
                            'body'          => array(
                                'blog_url'      => $blog,
                                'license_key'   => $key,
                                'action'        => 'check_license_key_api',
                                'blog_ip'       => $unique_ip,
                                'product_info'  => array('unique_id' => $this->product_slug),
                            )
                        )
                    );

if (!is_wp_error($api_call)) {
                        $response_body = $api_call['body'];
                        $response = json_decode($response_body);

$response_msg = '';
                        if (!empty($response->data->msg)) {
                            $response_msg = $response->data->msg;
                        }

if ($response->success) {
                            $license_info = array(
                                'activated'     => true,
                                'license_key'   => $key,
                                'license_to'    => $response->data->license_info->customer_name,
                                'expires_at'    => $response->data->license_info->expires_at,
                                'activated_at'  => $response->data->license_info->activated_at,
                                'license_type'  => $response->data->license_info->license_type,
                                'msg'  => $response_msg,
                            );
                        } else {
                            //License is invalid
                            $license_info = array(
                                'activated'     => false,
                                'license_key'   => $key,
                                'license_to'    => '',
                                'expires_at'    => '',
                                'license_type'  => '',
                                'msg'  => $response_msg,
                            );
                        }

update_option($this->meta['license_option_key'], $license_info);
                    } else {
                        $error_string = $api_call->get_error_message();
                        echo '<div id="message" class="error"><p>' . $error_string . '</p></div>';
                    }
                }
            }

/**
             * @param $res
             * @param $action
             * @param $args
             *
             * @return bool|\stdClass
             *
             * Get the plugin info from server
             */

function plugin_info($res, $action, $args) {

// do nothing if this is not about getting plugin information
                if ($action !== 'plugin_information'){
                    return false;
                }

// do nothing if it is not our plugin
                if ($this->product_slug !== $args->slug && $this->meta['product_basename']!==$args->slug){
                    return $res;
                }

$remote = $this->check_for_update_api();

if (!is_wp_error($remote)) {

$res = new \stdClass();
                    $res->name = $remote->data->plugin_name;
                    $res->slug = $this->product_slug;
                    $res->version = $remote->data->version;
                    $res->last_updated = $remote->data->updated_at;
                    $res->sections = array(
                        'changelog' => $remote->data->change_log,
                    );

return $res;
                }

return false;
            }

/**
             * @param $transient
             *
             * @return mixed
             */
            public function check_for_update($transient) {

$base_name = $this->meta['product_basename'];

$request_body = $this->check_for_update_api();

if (!empty($request_body->success) && $request_body->success) {
                    if (version_compare($this->meta['current_version'], $request_body->data->version, '<')) {

$update_info = array(
                            'new_version'   => $request_body->data->version,
                            'package'       => $request_body->data->download_url,
                            'tested'        => $request_body->data->tested_wp_version,
                            'slug'          => $base_name,
                            'url'           => $request_body->data->url,
                        );

$transient->response[$base_name] = $this->meta['product_type']=='plugin' ? (object)$update_info : $update_info;

$error_mesage = empty($request_body->data->error_message) ? null : $request_body->data->error_message;
                        update_option( $this->error_message_key, $error_mesage );
                    }
                }
                return $transient;
            }

public function show_invalid_license_notice() {
                if (!$this->is_valid) {
                    $class = 'notice notice-error';
                    $message = sprintf(__('There is an error with your %s License. Automatic update has been turned off, %s Please check license %s', $this->url_slug),
                                        $this->meta['product_title'], " <a href='" . admin_url( 'admin.php?page=' . $this->url_slug ) . "'>", '</a>');

printf('<div class="%1$s"><p>%2$s</p></div>', esc_attr($class), $message);
                }
            }

private function get_license($option_key = null ) {
                !$option_key ? $option_key = $this->meta['license_option_key'] : 0;
                $license_option = get_option($option_key, null);

if(!$license_option) {
                    // Not submitted yet
                    return null;
                }

$license = maybe_unserialize($license_option);
                $license = is_array($license) ? $license : array();

$keys = array( 'activated', 'license_key', 'license_to', 'expires_at', 'license_type', 'msg' );
                foreach($keys as $key) {
                    $license[$key] = !empty( $license[$key] ) ? $license[$key] : null;
                }

return $license;
            }
        }
    }
?>

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