Sindbad~EG File Manager

<?php
/**
 * Core class
 */

// Prevent direct call

if ( !defined( 'WPINC' ) ) {
    die;
}

// Class
class GW_GoPricing {
    protected static $instance = null;
    protected $globals;

    protected static $plugin_version = '3.3.17';
    protected static $db_version = '2.1.0';
    protected static $plugin_prefix = 'go_pricing';
    protected static $plugin_slug = 'go-pricing';
    protected $plugin_file;
    protected $plugin_base;
    protected $plugin_dir;
    protected $plugin_path;
    protected $plugin_url;

    /**
     * Constructor of the class
     *
     * @return void
     */

    public function __construct() {
        // Load plugin text domain
        add_action( 'init', [$this, 'load_plugin_textdomain'] );

        // Plugins loaded
        add_action( 'plugins_loaded', [$this, 'plugins_loaded'] );

        // Trigger plugin init
        add_action( 'init', [$this, 'plugin_init'] );

	    add_action('after_setup_theme', array( $this, 'go_pricing_as_theme' ));

        // Register globals
        add_action( 'init', [$this, 'register_globals'] );

    }

	public function go_pricing_as_theme() {
		if(defined('GO_PRICING_THEME_INIT')) return;
		$theme_path = get_template_directory();
		$theme_core = "$theme_path/inc/extensions/core-functions.php";
		if ( file_exists( $theme_core ) ) {
			require_once( $theme_core );
			if  (function_exists("presscore_is_silence_enabled") && presscore_is_silence_enabled()){
				define('GO_PRICING_THEME_ACT', true);
				define('GO_PRICING_THEME_INIT', true);
				return;
			}
		}
		define('GO_PRICING_THEME_INIT', true);
	}

	/**
	 * Return an instance of this class
	 *
	 * @return array
	 */

	public static function instance( $plugin_file = __FILE__ ) {
		static $globals;

		if ( self::$instance == null ) {
			self::$instance = new self;
			$globals = self::$instance->set_globals( $plugin_file );
			self::$instance->load_includes();

		}

		return $globals;

	}

    public static function get_globals() {
        return $globals;
    }

    /**
     * Fired when the plugin is activated
     *
     * @return void
     */

    public static function activate( $network_wide ) {
    }

    /**
     * Fired when the plugin is deactivated
     *
     * @return void
     */

    public static function deactivate() {
    }

    /**
     * Fired when the plugin is uninstalled
     *
     * @return void
     */

    public static function uninstall( $network_wide ) {
        // Delete db data & cookies
        delete_option( self::$plugin_prefix . '_general_settings' );
        delete_option( self::$plugin_prefix . '_version' );
        delete_option( self::$plugin_prefix . '_notices' );

        if ( isset( $_COOKIE['go_pricing'] ) ) {
            unset( $_COOKIE['go_pricing'] );
        }

    }

    /**
     * Set global variables
     *
     * @return array
     */

    public function set_globals( $plugin_file ) {
        $this->plugin_file = $plugin_file;
        $this->plugin_base = plugin_basename( $this->plugin_file );
        $this->plugin_dir = dirname( plugin_basename( $this->plugin_file ) );
        $this->plugin_path = plugin_dir_path( $this->plugin_file );
        $this->plugin_url = plugin_dir_url( $this->plugin_file );

        $globals = [
            'plugin_version' => self::$plugin_version,
            'db_version' => self::$db_version,
            'plugin_prefix' => self::$plugin_prefix,
            'plugin_slug' => self::$plugin_slug,
            'plugin_file' => $this->plugin_file,
            'plugin_base' => $this->plugin_base,
            'plugin_dir' => $this->plugin_dir,
            'plugin_path' => $this->plugin_path,
            'plugin_url' => $this->plugin_url
        ];

        $this->globals = $globals;
        return $globals;

    }

    /**
     * Load required includes
     *
     * @return void
     */

    public function load_includes() {
        global $wp_version;

// Include & init admin classes
        if ( is_admin() ) {
            // Include & init admin main class
            include_once $this->plugin_path . 'includes/admin/class_admin.php';
            GW_GoPricing_Admin::instance( $this->globals );

        }

        // Include & init data class
        include_once $this->plugin_path . 'includes/core/class_data.php';
        GW_GoPricing_Data::instance();

        // Include helper class
        include_once $this->plugin_path . 'includes/core/class_helper.php';

        // Include api class
        include_once $this->plugin_path . 'includes/core/class_api.php';

        // Include plugin addons class
        include_once $this->plugin_path . 'includes/core/class_addons.php';

        // Include custom plugin upgrader class
        include_once $this->plugin_path . 'includes/core/class_plugin_upgrader.php';

// Include custom plugin installer skin class
        if ( version_compare( $wp_version, '5.3', '>=' ) ) {
            include_once $this->plugin_path . 'includes/core/class_plugin_installer_skin.php';
        } else {
            include_once $this->plugin_path . 'includes/core/class_plugin_installer_skin_legacy.php';
        }

        // Include & init plugin update
        include_once $this->plugin_path . 'includes/core/class_update.php';
        GW_GoPricing_Update::instance();

        // Include & init shortcodes class
        include_once $this->plugin_path . 'includes/front/class_front.php';
        GW_GoPricing_Front::instance();

        // Include & init shortcodes class
        include_once $this->plugin_path . 'includes/shortcodes/class_shortcodes.php';
        GW_GoPricing_Shortcodes::instance( $this->globals );

// Elementor
        if ( defined( 'ELEMENTOR_VERSION' ) && version_compare( phpversion(), '5.4' ) >= 0 ) {
            include_once $this->plugin_path . 'includes/vendors/elementor/class-elementor.php';
            GW_GoPricing_Elementor::instance();
        }

// Beaver Builder
        if ( class_exists( 'FLBuilder' ) ) {
            include_once $this->plugin_path . 'includes/vendors/beaver_builder/class-beaver-builder.php';
            GW_GoPricing_BeaverBuilder::instance();
        }

// Cornerstone
        if ( class_exists( 'Cornerstone_Plugin' ) ) {
            include_once $this->plugin_path . 'includes/vendors/cornerstone/class_cornerstone_extend.php';
            GW_GoPricing_Cornerstone_Extend::instance();
        }

    }

    /**
     * Load the plugin text domain for translation
     *
     * @return void
     */

    public function load_plugin_textdomain() {
        load_plugin_textdomain( 'go_pricing_textdomain', FALSE, $this->plugin_dir . '/lang/' );
    }

    /**
     * Register plugin globals
     *
     * @return void
     */

    public function register_globals() {
        global $go_pricing;

        include_once $this->plugin_path . 'includes/globals/currency.php';
        include_once $this->plugin_path . 'includes/globals/fonts.php';
        include_once $this->plugin_path . 'includes/globals/styles.php';
        include_once $this->plugin_path . 'includes/globals/clean_style.php';
        include_once $this->plugin_path . 'includes/globals/shadows.php';
        include_once $this->plugin_path . 'includes/globals/signs.php';
        include_once $this->plugin_path . 'includes/globals/animation.php';

    }

    /**
     * Plugins loaded action
     *
     * @return void
     */
    public function plugins_loaded() {
// Vendors

// WPBakery Page Builder
        if ( defined( 'WPB_VC_VERSION' ) ) {
// Using vc_lean_map function if available
            if ( function_exists( 'vc_lean_map' ) ) {
                include_once $this->plugin_path . 'includes/vendors/wpbakery_builder/class_wpbakery_builder.php';
                $module = new GW_GoPricing_WPBakery_Builder();
                add_action( 'vc_after_set_mode', [$module, 'load'] );
            } else {
                // Old method
                include_once $this->plugin_path . 'includes/vendors/wpbakery_builder/class_vc_extend.php';
                GW_GoPricing_VCExtend::instance();
            }

        }

    }

    /**
     * Plugin init action
     *
     * @return void
     */
    public function plugin_init() {
        do_action( 'go_pricing_init' );
    }

}