Revert Blockbase's site editor toggle

Being reverted in favour of a plugin-based solution
See https://github.com/Automattic/wp-calypso/pull/54620
Reverts #4154

blockbase/functions.php

@@ -101,6 +101,3 @@ function blockbase_fonts_url() {
 require get_template_directory() . '/inc/customizer/wp-customize-colors.php';
 require get_template_directory() . '/inc/customizer/wp-customize-color-palettes.php';
 require get_template_directory() . '/inc/customizer/wp-customize-fonts.php';
-
-/** Add a checkbox to show/hide the Site Editor */
-require get_template_directory() . '/inc/toggle-site-editor.php';

blockbase/inc/toggle-site-editor.php

@@ -1,128 +0,0 @@
-<?php
-
-/**
- * Adds a setting to the Gutenberg experiments page to enable the Site Editor.
- */
-function blockbase_toggle_site_editor() {
-	if ( ! is_readable( get_stylesheet_directory() . '/block-templates/index.html' ) ) {
-		return;
-	}
-
-	add_action( 'admin_init', 'blockbase_add_settings_field' );
-	add_action( 'admin_init', 'blockbase_readd_legacy_admin_links' );
-	// For WPCOM
-	add_action( 'admin_menu_rest_api', 'blockbase_readd_legacy_admin_links' );
-	if ( ! site_editor_enabled() ) {
-		add_action( 'admin_init', 'blockbase_remove_site_editor_admin_link' );
-		add_action( 'admin_bar_menu', 'blockbase_remove_site_editor_link', 50 );
-		// For WPCOM
-		add_action( 'admin_menu_rest_api', 'blockbase_remove_site_editor_admin_link' );
-	}
-}
-
-function blockbase_add_settings_field() {
-	add_settings_field(
-		'universal-theme-enable-site-editor',
-		__( 'Site Editor', 'gutenberg' ),
-		'gutenberg_display_experiment_field',
-		'gutenberg-experiments',
-		'gutenberg_experiments_section',
-		array(
-			'label' => __( 'Enable Site Editor', 'gutenberg' ),
-			'id'    => 'universal-theme-enable-site-editor',
-		)
-	);
-}
-
-/**
- * Adds the Customizer and Widgets menu links back to the Dashboard under themes.
- */
-function blockbase_readd_legacy_admin_links() {
-	global $submenu;
-	if ( isset( $submenu['themes.php'] ) ) {
-		// Add Customize back to the admin menu.
-		$customize_url = add_query_arg( 'return', urlencode( remove_query_arg( wp_removable_query_args(), wp_unslash( $_SERVER['REQUEST_URI'] ) ) ), 'customize.php' );
-		$customizer_key = 6;
-		if ( defined( 'IS_WPCOM' ) ) {
-			$customizer_key = 1;
-		}
-		$submenu['themes.php'][ $customizer_key ] = array( __( 'Customize' ), 'customize', esc_url( $customize_url ), '', 'hide-if-no-customize' );
-
-		if (
-			function_exists( 'gutenberg_use_widgets_block_editor' ) &&
-			gutenberg_use_widgets_block_editor() &&
-			! function_exists( 'wp_use_widgets_block_editor' ) &&
-			current_theme_supports( 'widgets' )
-		) {
-			// Find Widgets menu
-			$has_widgets_menu = false;
-			foreach ( $submenu['themes.php'] as $index => $menu_item ) {
-				if (
-					! empty( $menu_item[ 2 ] ) &&
-					( false !== strpos( $menu_item[ 2 ], 'gutenberg-widgets' ) ||
-					false !== strpos( $menu_item[ 2 ], 'widgets.php' ) )
-				) {
-					$has_widgets_menu = true;
-				}
-			}
-
-			// Add Widgets back to the admin menu.
-			if ( ! $has_widgets_menu ) {
-				add_theme_page(
-					__( 'Widgets', 'gutenberg' ),
-					__( 'Widgets', 'gutenberg' ),
-					'edit_theme_options',
-					'gutenberg-widgets',
-					'the_gutenberg_widgets',
-					2
-				);
-			}
-		}
-
-		ksort( $submenu['themes.php'] );
-	}
-}
-
-function is_site_editor_menu_item( $menu_item ) {
-	if ( ! empty( $menu_item[ 2 ] ) ) {
-		return false !== strpos( $menu_item[ 2 ], 'gutenberg-edit-site' ) || false !== strpos( $menu_item[ 2 ], 'site-editor' );
-	}
-}
-
-function site_editor_enabled() {
-	// For WPCOM
-	if ( function_exists('has_blog_sticker') && has_blog_sticker( 'core-site-editor-enabled', get_current_blog_id() ) ) {
-		return true;
-	}
-
-	return get_option( 'gutenberg-experiments' ) && array_key_exists( 'universal-theme-enable-site-editor', get_option( 'gutenberg-experiments' ) );
-}
-
-/**
- * Removes the Site Editor link from the admin.
- */
-function blockbase_remove_site_editor_admin_link() {
-	global $menu;
-
-	// Remove Site Editor.
-	foreach ( $menu as $index => $menu_item ) {
-		if ( is_site_editor_menu_item( $menu_item ) ) {
-			$site_editor_index = $index;
-		}
-	}
-
-	if ( ! empty( $site_editor_index ) ) {
-		unset( $menu[ $site_editor_index ] );
-	}
-}
-
-/**
- * Removes Site Editor adminbar item.
- *
- * @param WP_Admin_Bar $wp_admin_bar The admin-bar instance.
- */
-function blockbase_remove_site_editor_link( $wp_admin_bar ) {
-	$wp_admin_bar->remove_node( 'site-editor' );
-}
-
-add_action( 'init', 'blockbase_toggle_site_editor' );