150 lines
5.5 KiB
PHP
150 lines
5.5 KiB
PHP
<?php
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/**
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* Classic Editor Enabler.
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*
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* @package Builder
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*/
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if ( ! defined( 'ABSPATH' ) ) {
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exit; // Exit if accessed directly.
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}
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if ( ! class_exists( 'ET_Builder_Classic_Editor' ) ) :
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/**
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* Load classic editor and disable Gutenberg/Block Editor
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*
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* Adapted from Classic Editor plugin by WordPress Contributors.
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the GNU
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* General Public License version 2, as published by the Free Software Foundation. You may NOT assume
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* that you can use any other version of the GPL.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
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* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* Classic Editor
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*
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* Copyright 2018 by WordPress Contributors
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*
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* Classic Editor is released under the GPL-2.0+
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*/
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class ET_Builder_Classic_Editor {
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/**
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* Instance of `ET_Builder_Classic_Editor`.
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*
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* @var ET_Builder_Classic_Editor
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*/
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private static $_instance;
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/**
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* ET_Builder_Classic_Editor constructor.
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*/
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public function __construct() {
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add_action( 'init', array( $this, 'register_actions' ), 20 );
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}
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/**
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* Get the class instance.
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*
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* @since 3.18
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*
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* @return ET_Builder_Classic_Editor
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*/
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public static function instance() {
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if ( ! self::$_instance ) {
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self::$_instance = new self();
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}
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return self::$_instance;
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}
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/**
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* Add & remove necessary actions and filters needed to load Classic Editor back
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* These filters are based on Classic Editor plugin to ensure required filters & actions needed
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* to load Classic Editor on Gutenberg / Block Editor (WordPress 5.0). All conditiononal Block Editor
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* loader based on query string has been removed.
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*
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* @since 3.18
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*/
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public function register_actions() {
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$gutenberg = has_filter( 'replace_editor', 'gutenberg_init' );
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$block_editor = version_compare( $GLOBALS['wp_version'], '5.0-beta', '>' );
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if ( ! $gutenberg && ! $block_editor ) {
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return;
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}
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// Load classic editor.
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// phpcs:ignore WordPress.Security.NonceVerification -- This function does not change any state, and is therefore not susceptible to CSRF.
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$enable_classic_editor = apply_filters( 'et_builder_enable_classic_editor', isset( $_GET['et_classic_editor'] ) );
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if ( $block_editor && $enable_classic_editor ) {
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add_filter( 'use_block_editor_for_post_type', '__return_false', 100 );
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}
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if ( $gutenberg && $enable_classic_editor ) {
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// gutenberg.php.
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remove_action( 'admin_menu', 'gutenberg_menu' );
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remove_action( 'admin_notices', 'gutenberg_build_files_notice' );
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remove_action( 'admin_notices', 'gutenberg_wordpress_version_notice' );
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remove_action( 'admin_init', 'gutenberg_redirect_demo' );
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remove_filter( 'replace_editor', 'gutenberg_init' );
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// lib/client-assets.php.
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remove_action( 'wp_enqueue_scripts', 'gutenberg_register_scripts_and_styles', 5 );
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remove_action( 'admin_enqueue_scripts', 'gutenberg_register_scripts_and_styles', 5 );
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remove_action( 'wp_enqueue_scripts', 'gutenberg_common_scripts_and_styles' );
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remove_action( 'admin_enqueue_scripts', 'gutenberg_common_scripts_and_styles' );
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// lib/compat.php.
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remove_filter( 'wp_refresh_nonces', 'gutenberg_add_rest_nonce_to_heartbeat_response_headers' );
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// lib/rest-api.php.
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remove_action( 'rest_api_init', 'gutenberg_register_rest_routes' );
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remove_action( 'rest_api_init', 'gutenberg_add_taxonomy_visibility_field' );
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remove_filter( 'rest_request_after_callbacks', 'gutenberg_filter_oembed_result' );
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remove_filter( 'registered_post_type', 'gutenberg_register_post_prepare_functions' );
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remove_filter( 'register_post_type_args', 'gutenberg_filter_post_type_labels' );
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// lib/meta-box-partial-page.php.
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remove_action( 'do_meta_boxes', 'gutenberg_meta_box_save', 1000 );
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remove_action( 'submitpost_box', 'gutenberg_intercept_meta_box_render' );
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remove_action( 'submitpage_box', 'gutenberg_intercept_meta_box_render' );
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remove_action( 'edit_page_form', 'gutenberg_intercept_meta_box_render' );
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remove_action( 'edit_form_advanced', 'gutenberg_intercept_meta_box_render' );
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remove_filter( 'redirect_post_location', 'gutenberg_meta_box_save_redirect' );
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remove_filter( 'filter_gutenberg_meta_boxes', 'gutenberg_filter_meta_boxes' );
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}
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if ( $gutenberg && $enable_classic_editor ) {
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// gutenberg.php.
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remove_action( 'admin_init', 'gutenberg_add_edit_link_filters' );
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remove_action( 'admin_print_scripts-edit.php', 'gutenberg_replace_default_add_new_button' );
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remove_filter( 'body_class', 'gutenberg_add_responsive_body_class' );
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remove_filter( 'admin_url', 'gutenberg_modify_add_new_button_url' );
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// lib/compat.php.
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remove_action( 'admin_enqueue_scripts', 'gutenberg_check_if_classic_needs_warning_about_blocks' );
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// lib/register.php.
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remove_action( 'edit_form_top', 'gutenberg_remember_classic_editor_when_saving_posts' );
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remove_filter( 'redirect_post_location', 'gutenberg_redirect_to_classic_editor_when_saving_posts' );
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remove_filter( 'get_edit_post_link', 'gutenberg_revisions_link_to_editor' );
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remove_filter( 'wp_prepare_revision_for_js', 'gutenberg_revisions_restore' );
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remove_filter( 'display_post_states', 'gutenberg_add_gutenberg_post_state' );
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// lib/plugin-compat.php.
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remove_filter( 'rest_pre_insert_post', 'gutenberg_remove_wpcom_markdown_support' );
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}
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}
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}
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endif;
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ET_Builder_Classic_Editor::instance();
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