Sindbad~EG File Manager

<?php
/*
Plugin Name: moZable plugin
Description: Wordpress mobile app generator
Author: Digitalborder
Version: 3.5
*/


if (!defined('ABSPATH')) {
    exit;
}

class Mozable
{


    public function __construct()
    {
    }

    public static function register()
    {
        global $wpdb;

        $table_name = $wpdb->prefix . "moz_push";

        add_action('admin_menu', array(__CLASS__, 'mozable_setup_menu'));

        register_activation_hook(__FILE__, array(__CLASS__, 'activate'));
        register_deactivation_hook(__FILE__, array(__CLASS__, 'deactivate'));
    }

    /**
     * Method to run when the plugin is activated by a user in the
     * WordPress Dashboard admin screen.
     *
     *
     * @return void
     */
    public static function activate()
    {

        self::installDbSchema();
    }

    function installDbSchema()
    {
        global $wpdb;

        $charset_collate = $wpdb->get_charset_collate();

        $push_table = $wpdb->prefix . "moz_push";

        $sql = "CREATE TABLE IF NOT EXISTS `$push_table` (
            `id` int(11) NOT NULL AUTO_INCREMENT,
              `time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
              `title` varchar(255) NOT NULL,
              `message` text NOT NULL,
              `api_key` text NOT NULL,
              PRIMARY KEY (id)
                    ) $charset_collate;";

        $apps_table = $wpdb->prefix . "moz_apps";

        $sql2 = "CREATE TABLE IF NOT EXISTS `$apps_table` (
            `id` int(11) NOT NULL AUTO_INCREMENT,
            `server_id` int(11),
            `time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
            `name` varchar(255) NOT NULL,
            `packagename` varchar(255) NOT NULL,
            `platform` varchar(255) NOT NULL,
            `version` varchar(255) NOT NULL,
            `status` varchar(255) NOT NULL,
            `download_link` text NOT NULL,
            `error_message` text NOT NULL,
              PRIMARY KEY (id)
                    ) $charset_collate;";
        require_once(ABSPATH . 'wp-admin/includes/upgrade.php');

        dbDelta($sql);
        dbDelta($sql2);
    }

    public static function mozable_setup_menu()
    {
        add_menu_page('moZable Apps Generator', 'moZable App', 'manage_options', 'moz-plugin', array(__CLASS__, 'moz_init'));
    }

    public static function moz_init()
    {

        $mozable_version = 3.5;

        $plugin_direcotory = plugin_dir_path(__FILE__);

        wp_register_script('prefix_jquery', '//ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js');
        wp_enqueue_script('prefix_jquery');

        wp_register_script('prefix_bootstrap', '//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js');
        wp_enqueue_script('prefix_bootstrap');

        wp_register_style('prefix_bootstrap', '//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css');
        wp_enqueue_style('prefix_bootstrap');

        wp_register_style('prefix_fontawesome', '//use.fontawesome.com/releases/v5.3.1/css/all.css');
        wp_enqueue_style('prefix_fontawesome');

        wp_register_script('custom-script', plugins_url('/assets/websocket.js?version=' . $mozable_version, __FILE__), array(), null, false);
        wp_enqueue_script('custom-script');

        wp_register_script('push-script', plugins_url('/assets/push.js?version=' . $mozable_version, __FILE__), array(), null, false);
        wp_enqueue_script('push-script');


        //wp_register_style('prefix_custom', plugins_url( '/assets/moz_custom.css', __FILE__ ));
        wp_register_style('custom_wp_admin_css', plugins_url('/assets/moz_custom.css', __FILE__), false, '1.0.0');
        wp_enqueue_style('custom_wp_admin_css');


        if (file_exists($plugin_direcotory . "auth.json")) {
            $check = file_get_contents($plugin_direcotory . "auth.json");
            $json = json_decode($check, true);

            if ($json['code']) {
                include($plugin_direcotory . 'form.php');
            } else {
                include($plugin_direcotory . 'activation.php');
            }
        } else {
            include($plugin_direcotory . 'activation.php');
        }
    }

    /**
     * Method to run when the plugin is deactivated by a user in the
     * WordPress Dashboard admin screen.
     *
     * @return void
     */
    function deactivate()
    {
        global $wpdb;

        $table_name = $wpdb->prefix . "moz_push";
        $sql = "DROP TABLE $table_name;";
        $wpdb->query($sql);

        $table_name = $wpdb->prefix . "moz_apps";
        $sql = "DROP TABLE $table_name;";
        $wpdb->query($sql);
    }
}

Mozable::register();