^^&&^^

Edit File: class_fma_main.php

<?php
/*
@package: File Manager Advanced
@Class: fma_main
*/
if(class_exists('class_fma_main')) {
	return;
}
class class_fma_main {
	     var $settings;
          public function __construct()
		    {
			 add_action('admin_menu', array(&$this, 'fma_menus'));
			 add_action( 'admin_enqueue_scripts', array(&$this,'fma_scripts'));
			 add_action( 'wp_ajax_fma_load_fma_ui', array(&$this, 'fma_load_fma_ui'));
			 add_action('wp_ajax_fma_review_ajax', array($this, 'fma_review_ajax'));
			 $this->settings = get_option('fmaoptions');
			}

public function fma_menus() {
				include('class_fma_admin_menus.php');
				$fma_menus = new class_fma_admin_menus();
				$fma_menus->load_menus();
			}
			public function fma_load_fma_ui() {
				include('class_fma_connector.php');
				$fma_connector = new class_fma_connector();
				 if ( wp_verify_nonce( $_REQUEST['_fmakey'], 'fmaskey' ) ) {
				    $fma_connector->fma_local_file_system();
				 }
			}
			public function fma_scripts( $hook ) {

wp_register_style( 'afm-jquery.select2', FMA_PLUGIN_URL . 'application/assets/css/select2/jquery.select2.min.css', array(), FMA_VERSION, 'all' );
				wp_register_script( 'afm-jquery.select2', FMA_PLUGIN_URL . 'application/assets/js/select2/jquery.select2.min.js', array( 'jquery' ), FMA_VERSION, true );

if ( in_array( $hook, array( 'file-manager_page_afmp-adminer', 'file-manager_page_afmp-dropbox', 'toplevel_page_file_manager_advanced_ui', 'file-manager_page_file_manager_advanced_controls' ), true ) ) {
                  wp_enqueue_style( 'afm-admin', FMA_PLUGIN_URL . 'application/assets/css/afm-styles.css', array( 'afm-jquery.select2' ), FMA_VERSION, 'all' );
                  wp_enqueue_script( 'afm-admin', FMA_PLUGIN_URL . 'application/assets/js/afm-scripts.js', array( 'afm-jquery.select2' ), FMA_VERSION, true );
                  wp_localize_script(
                      'afm-admin',
                      'afmAdmin',
                      array(
                          'assetsURL' => FMA_PLUGIN_URL . 'application/assets/',
	                      'jsonURL'  => rest_url(),
                      ),
                  );
              }

$pageNow = isset($_GET['page']) ?  sanitize_text_field(htmlentities($_GET['page'])) : '';
				if('file_manager_advanced_ui' == $pageNow) {

$elfCss = [
						'commands.css',
						'common.css',
						'contextmenu.css',
						'cwd.css',
						'dialog.css',
						'fonts.css',
						'navbar.css',
						'quicklook.css',
						'statusbar.css',
						'toast.css',
						'toolbar.css'
					];

wp_enqueue_style( 'query-ui-1.12.0', plugins_url('library/jquery/jquery-ui-1.12.0.css', __FILE__));

foreach($elfCss as $elCss) {
					wp_enqueue_style( $elCss, plugins_url('library/css/'.$elCss.'', __FILE__));	
				}

wp_enqueue_style( 'fma_theme', plugins_url('library/css/theme.css', __FILE__));

$selected_theme = apply_filters( 'fma__selected_theme', null );
                if ( ! is_null( $selected_theme ) ) {
                    $this->settings['fma_theme'] = $selected_theme;
                }

if ( isset( $this->settings['fma_theme'] ) && in_array( $this->settings['fma_theme'], array( 'dark', 'grey', 'windows10', 'bootstrap', 'mono', 'm-light' ), true ) ) {
                    wp_enqueue_style( 'fma_themee', plugins_url( 'library/themes/' . $this->settings['fma_theme'] . '/css/theme.css', __FILE__ ) );
                }

wp_enqueue_style( 'fma_custom', plugins_url('library/css/custom_style_filemanager_advanced.css', __FILE__));

wp_enqueue_script('afm-init-jquery', plugins_url('library/js/init.js', __FILE__));
			
				wp_enqueue_script( 'afm-elFinder', plugins_url('library/js/elFinder.js', __FILE__), array('jquery', 'jquery-ui-core', 'jquery-ui-selectable', 'jquery-ui-draggable', 'jquery-ui-droppable', 'jquery-ui-resizable', 'jquery-ui-dialog', 'jquery-ui-slider', 'jquery-ui-tabs'));

wp_enqueue_script( 'afm-elFinder.version', plugins_url('library/js/elFinder.version.js', __FILE__));
				wp_enqueue_script( 'afm-jquery.elfinder', plugins_url('library/js/jquery.elfinder.js', __FILE__));
				wp_enqueue_script( 'afm-elFinder.mimetypes', plugins_url('library/js/elFinder.mimetypes.js', __FILE__));
				wp_enqueue_script( 'afm-elFinder.options', plugins_url('library/js/elFinder.options.js', __FILE__));
				wp_enqueue_script( 'afm-elFinder.options.netmount', plugins_url('library/js/elFinder.options.netmount.js', __FILE__));
				wp_enqueue_script( 'afm-elFinder.history', plugins_url('library/js/elFinder.history.js', __FILE__));
				wp_enqueue_script( 'afm-elFinder.command', plugins_url('library/js/elFinder.command.js', __FILE__));
				wp_enqueue_script( 'afm-elFinder.resources', plugins_url('library/js/elFinder.resources.js', __FILE__));
			
				wp_enqueue_script( 'afm-jquery.dialogelfinder', plugins_url('library/js/jquery.dialogelfinder.js', __FILE__));

wp_enqueue_script( 'afm-button', plugins_url('library/js/ui/button.js', __FILE__));
				wp_enqueue_script( 'afm-contextmenu', plugins_url('library/js/ui/contextmenu.js', __FILE__));
				wp_enqueue_script( 'afm-cwd', plugins_url('library/js/ui/cwd.js', __FILE__));
				wp_enqueue_script( 'afm-dialog', plugins_url('library/js/ui/dialog.js', __FILE__));
				wp_enqueue_script( 'afm-fullscreenbutton', plugins_url('library/js/ui/fullscreenbutton.js', __FILE__));
				wp_enqueue_script( 'afm-navbar', plugins_url('library/js/ui/navbar.js', __FILE__));
				wp_enqueue_script( 'afm-navdock', plugins_url('library/js/ui/navdock.js', __FILE__));
				wp_enqueue_script( 'afm-overlay', plugins_url('library/js/ui/overlay.js', __FILE__));
				wp_enqueue_script( 'afm-panel', plugins_url('library/js/ui/panel.js', __FILE__));
				wp_enqueue_script( 'afm-path', plugins_url('library/js/ui/path.js', __FILE__));
				//wp_enqueue_script( 'afm-places', plugins_url('library/js/ui/places.js', __FILE__));
				wp_enqueue_script( 'afm-searchbutton', plugins_url('library/js/ui/searchbutton.js', __FILE__));
				wp_enqueue_script( 'afm-sortbutton', plugins_url('library/js/ui/sortbutton.js', __FILE__));
				wp_enqueue_script( 'afm-stat', plugins_url('library/js/ui/stat.js', __FILE__));
				wp_enqueue_script( 'afm-toast', plugins_url('library/js/ui/toast.js', __FILE__));
				wp_enqueue_script( 'afm-toolbar', plugins_url('library/js/ui/toolbar.js', __FILE__));
				wp_enqueue_script( 'afm-tree', plugins_url('library/js/ui/tree.js', __FILE__));
				wp_enqueue_script( 'afm-uploadButton', plugins_url('library/js/ui/uploadButton.js', __FILE__));
				wp_enqueue_script( 'afm-viewbutton', plugins_url('library/js/ui/viewbutton.js', __FILE__));
				wp_enqueue_script( 'afm-workzone', plugins_url('library/js/ui/workzone.js', __FILE__));

wp_enqueue_script( 'afm-archive', plugins_url('library/js/commands/archive.js', __FILE__));
				wp_enqueue_script( 'afm-back', plugins_url('library/js/commands/back.js', __FILE__));
				wp_enqueue_script( 'afm-chmod', plugins_url('library/js/commands/chmod.js', __FILE__));
				wp_enqueue_script( 'afm-colwidth', plugins_url('library/js/commands/colwidth.js', __FILE__));
				wp_enqueue_script( 'afm-copy', plugins_url('library/js/commands/copy.js', __FILE__));
				wp_enqueue_script( 'afm-cut', plugins_url('library/js/commands/cut.js', __FILE__));
				wp_enqueue_script( 'afm-download', plugins_url('library/js/commands/download.js', __FILE__));
				wp_enqueue_script( 'afm-duplicate', plugins_url('library/js/commands/duplicate.js', __FILE__));
				wp_enqueue_script( 'afm-edit', plugins_url('library/js/commands/edit.js', __FILE__));
				wp_enqueue_script( 'afm-empty', plugins_url('library/js/commands/empty.js', __FILE__));
				wp_enqueue_script( 'afm-extract', plugins_url('library/js/commands/extract.js', __FILE__));
				wp_enqueue_script( 'afm-forward', plugins_url('library/js/commands/forward.js', __FILE__));
				wp_enqueue_script( 'afm-fullscreen', plugins_url('library/js/commands/fullscreen.js', __FILE__));
				wp_enqueue_script( 'afm-getfile', plugins_url('library/js/commands/getfile.js', __FILE__));
				wp_enqueue_script( 'afm-help', plugins_url('library/js/commands/help.js', __FILE__));
				wp_enqueue_script( 'afm-hidden', plugins_url('library/js/commands/hidden.js', __FILE__));
				//wp_enqueue_script( 'afm-hide', plugins_url('library/js/commands/hide.js', __FILE__));
				wp_enqueue_script( 'afm-home', plugins_url('library/js/commands/home.js', __FILE__));
				wp_enqueue_script( 'afm-info', plugins_url('library/js/commands/info.js', __FILE__));
				wp_enqueue_script( 'afm-mkdir', plugins_url('library/js/commands/mkdir.js', __FILE__));
				wp_enqueue_script( 'afm-mkfile', plugins_url('library/js/commands/mkfile.js', __FILE__));
				wp_enqueue_script( 'afm-netmount', plugins_url('library/js/commands/netmount.js', __FILE__));
				wp_enqueue_script( 'afm-open', plugins_url('library/js/commands/open.js', __FILE__));
				wp_enqueue_script( 'afm-opendir', plugins_url('library/js/commands/opendir.js', __FILE__));
				wp_enqueue_script( 'afm-opennew', plugins_url('library/js/commands/opennew.js', __FILE__));
				wp_enqueue_script( 'afm-paste', plugins_url('library/js/commands/paste.js', __FILE__));
				wp_enqueue_script( 'afm-quicklook', plugins_url('library/js/commands/quicklook.js', __FILE__));
				wp_enqueue_script( 'afm-quicklook.plugins', plugins_url('library/js/commands/quicklook.plugins.js', __FILE__));
				wp_enqueue_script( 'afm-reload', plugins_url('library/js/commands/reload.js', __FILE__));
				wp_enqueue_script( 'afm-rename', plugins_url('library/js/commands/rename.js', __FILE__));
				wp_enqueue_script( 'afm-resize', plugins_url('library/js/commands/resize.js', __FILE__));
				wp_enqueue_script( 'afm-restore', plugins_url('library/js/commands/restore.js', __FILE__));
				wp_enqueue_script( 'afm-rm', plugins_url('library/js/commands/rm.js', __FILE__));
				wp_enqueue_script( 'afm-search', plugins_url('library/js/commands/search.js', __FILE__));
				wp_enqueue_script( 'afm-selectall', plugins_url('library/js/commands/selectall.js', __FILE__));
				wp_enqueue_script( 'afm-selectinvert', plugins_url('library/js/commands/selectinvert.js', __FILE__));
				wp_enqueue_script( 'afm-selectnone', plugins_url('library/js/commands/selectnone.js', __FILE__));
				wp_enqueue_script( 'afm-sort', plugins_url('library/js/commands/sort.js', __FILE__));
				wp_enqueue_script( 'afm-undo', plugins_url('library/js/commands/undo.js', __FILE__));
				wp_enqueue_script( 'afm-up', plugins_url('library/js/commands/up.js', __FILE__));
				wp_enqueue_script( 'afm-upload', plugins_url('library/js/commands/upload.js', __FILE__));
				wp_enqueue_script( 'afm-view', plugins_url('library/js/commands/view.js', __FILE__));
				wp_enqueue_script( 'afm-quicklook.googledocs', plugins_url('library/js/extras/quicklook.googledocs.js', __FILE__));

$locale = isset($this->settings['fma_locale']) ? sanitize_file_name($this->settings['fma_locale']) : 'en';
				wp_enqueue_script( 'fma_lang', plugins_url('library/js/i18n/elfinder.'.$locale.'.js', __FILE__));
				   
				wp_enqueue_script( 'codemirror', plugins_url('library/codemirror/lib/codemirror.js',  __FILE__ ));
				wp_enqueue_style( 'codemirror', plugins_url('library/codemirror/lib/codemirror.css', __FILE__));
				wp_enqueue_script( 'htmlmixed', plugins_url('library/codemirror/mode/htmlmixed/htmlmixed.js',  __FILE__ ));
				wp_enqueue_script( 'xml', plugins_url('library/codemirror/mode/xml/xml.js',  __FILE__ ));
				wp_enqueue_script( 'css', plugins_url('library/codemirror/mode/css/css.js',  __FILE__ ));
				wp_enqueue_script( 'javascript', plugins_url('library/codemirror/mode/javascript/javascript.js',  __FILE__ ));
				wp_enqueue_script( 'clike', plugins_url('library/codemirror/mode/clike/clike.js',  __FILE__ ));
				wp_enqueue_script( 'php', plugins_url('library/codemirror/mode/php/php.js',  __FILE__ ));
				/**
				 * Code Mirror Themes
				 */
				$cm_theme = isset($this->settings['fma_cm_theme']) ? $this->settings['fma_cm_theme'] : 'default';
				if($cm_theme != 'default'):
				   wp_enqueue_style( 'codemirror_theme', plugins_url('library/codemirror/theme/'.$cm_theme.'.css', __FILE__));
				endif;

/**
				 * Add Parameters
				 */
				$nonce = wp_create_nonce( 'fmaskey' );

$display_ui_options = isset($this->settings['display_ui_options']) ? $this->settings['display_ui_options'] : FMA_UI;

$hide_path = false;
					if ( isset( $this->settings['hide_path'] ) && 1 === absint( $this->settings['hide_path'] ) ) {
						$hide_path = true;
					}

wp_enqueue_script( 'elfinder_script', plugins_url('library/js/elfinder_script.js', __FILE__), array(), FMA_VERSION);
				wp_localize_script( 'elfinder_script', 'afm_object',
				array( 
					'ajaxurl' => admin_url( 'admin-ajax.php' ),
					'nonce' => $nonce,
					'locale' => $locale,
					'ui' => $display_ui_options,
					'cm_theme' => $cm_theme,
					'hide_path' => $hide_path,
				)
	);

}
		
			}
		/**
		 *  Fetch code mirror theme
		 **/
		public static function cm_themes() {
			$cm_themes_dir = FMA_CM_THEMES_PATH;
			$cm_themes = [];
			$cm_themes['default'] = array(
                'title' => 'default',
                'pro'   => false,
            );

$free_themes = array( '3024-day', '3024-night', 'base16-dark', 'base16-light', 'downtown-light' );
			foreach( glob( $cm_themes_dir . '/*.css' ) as $file ) {
				$bn = basename($file, ".css");
                $args = array(
                    'title' => $bn,
                    'pro'   => true,
                );
                if ( in_array( $bn, $free_themes, true ) ) {
                    $args['pro'] = false;
                }
				$cm_themes[ $bn ] = $args;
			}

usort(
                $cm_themes,
                function( $a, $b ) {
                    if ( $a['pro'] === $b['pro'] ) {
                        return 0;
                    }
                    return $a['pro'] ? 1 : -1;
                }
            );

return $cm_themes;
		} 
		/*
         review
        */
        public function fma_review_ajax()
        {
			$nonce = $_REQUEST['nonce'];
			if ( ! wp_verify_nonce( $nonce, 'afm_review' ) ) {
				die( __( 'Security check', 'file-manager-advanced' ) ); 
			} else {
				$task = sanitize_text_field($_POST['task']);
				$done = update_option('fma_hide_review_section', $task);
					if ($done) {
						echo '1';
					} else {
						echo '0';
					}
				die;
           }
	     }

public static function has_pro() {
             $has_pro = apply_filters( 'fma__has_pro', false );
            return $has_pro;
         }
}