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<?php

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/**

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* The block-based widgets editor, for use in widgets.php.

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* @package WordPress

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* @subpackage Administration

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// Don't load directly.

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if ( ! defined( 'ABSPATH' ) ) {

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die( '-1' );

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}

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// Flag that we're loading the block editor.

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$current_screen = get_current_screen();

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$current_screen->is_block_editor( true );

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$block_editor_context = new WP_Block_Editor_Context( array( 'name' => 'core/edit-widgets' ) );

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$preload_paths = array(

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array( rest_get_route_for_post_type_items( 'attachment' ), 'OPTIONS' ),

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'/wp/v2/widget-types?context=edit&per_page=-1',

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'/wp/v2/sidebars?context=edit&per_page=-1',

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'/wp/v2/widgets?context=edit&per_page=-1&_embed=about',

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);

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block_editor_rest_api_preload( $preload_paths, $block_editor_context );

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$editor_settings = get_block_editor_settings(

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array_merge( get_legacy_widget_block_editor_settings(), array( 'styles' => get_block_editor_theme_styles() ) ),

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$block_editor_context

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);

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// The widgets editor does not support the Block Directory, so don't load any of

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// its assets. This also prevents 'wp-editor' from being enqueued which we

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// cannot load in the widgets screen because many widget scripts rely on `wp.editor`.

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remove_action( 'enqueue_block_editor_assets', 'wp_enqueue_editor_block_directory_assets' );

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wp_add_inline_script(

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'wp-edit-widgets',

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sprintf(

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'wp.domReady( function() {

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wp.editWidgets.initialize( "widgets-editor", %s );

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} );',

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wp_json_encode( $editor_settings, JSON_HEX_TAG | JSON_UNESCAPED_SLASHES )

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)

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);

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// Preload server-registered block schemas.

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wp_add_inline_script(

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'wp-blocks',

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'wp.blocks.unstable__bootstrapServerSideBlockDefinitions(' . wp_json_encode( get_block_editor_server_block_settings(), JSON_HEX_TAG | JSON_UNESCAPED_SLASHES ) . ');'

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);

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// Preload server-registered block bindings sources.

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$registered_sources = get_all_registered_block_bindings_sources();

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if ( ! empty( $registered_sources ) ) {

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$filtered_sources = array();

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foreach ( $registered_sources as $source ) {

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$filtered_sources[] = array(

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'name' => $source->name,

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'label' => $source->label,

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'usesContext' => $source->uses_context,

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);

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}

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$script = sprintf( 'for ( const source of %s ) { wp.blocks.registerBlockBindingsSource( source ); }', wp_json_encode( $filtered_sources, JSON_HEX_TAG | JSON_UNESCAPED_SLASHES ) );

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wp_add_inline_script(

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'wp-blocks',

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$script

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);

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}

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wp_add_inline_script(

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'wp-blocks',

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sprintf( 'wp.blocks.setCategories( %s );', wp_json_encode( get_block_categories( $block_editor_context ), JSON_HEX_TAG | JSON_UNESCAPED_SLASHES ) ),

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'after'

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);

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wp_enqueue_script( 'wp-edit-widgets' );

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wp_enqueue_script( 'admin-widgets' );

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wp_enqueue_style( 'wp-edit-widgets' );

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/** This action is documented in wp-admin/edit-form-blocks.php */

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do_action( 'enqueue_block_editor_assets' );

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/** This action is documented in wp-admin/widgets-form.php */

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do_action( 'sidebar_admin_setup' );

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require_once ABSPATH . 'wp-admin/admin-header.php';

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/** This action is documented in wp-admin/widgets-form.php */

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do_action( 'widgets_admin_page' );

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<?php // JavaScript is disabled. ?>

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<?php

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if ( file_exists( WP_PLUGIN_DIR . '/classic-widgets/classic-widgets.php' ) ) {

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// If Classic Widgets is already installed, provide a link to activate the plugin.

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$installed = true;

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$plugin_activate_url = wp_nonce_url( 'plugins.php?action=activate&plugin=classic-widgets/classic-widgets.php', 'activate-plugin_classic-widgets/classic-widgets.php' );

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$message = sprintf(

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/* translators: %s: Link to activate the Classic Widgets plugin. */

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__( 'The block widgets require JavaScript. Please enable JavaScript in your browser settings, or activate the <a href="%s">Classic Widgets plugin</a>.' ),

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esc_url( $plugin_activate_url )

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);

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} else {

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// If Classic Widgets is not installed, provide a link to install it.

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$installed = false;

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$plugin_install_url = wp_nonce_url( self_admin_url( 'update.php?action=install-plugin&plugin=classic-widgets' ), 'install-plugin_classic-widgets' );

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$message = sprintf(

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/* translators: %s: A link to install the Classic Widgets plugin. */

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__( 'The block widgets require JavaScript. Please enable JavaScript in your browser settings, or install the <a href="%s">Classic Widgets plugin</a>.' ),

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esc_url( $plugin_install_url )

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);

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}

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/**

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* Filters the message displayed in the block widget interface when JavaScript is

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* not enabled in the browser.

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* @since 6.4.0

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* @param string $message The message being displayed.

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* @param bool $installed Whether the Classic Widget plugin is installed.

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$message = apply_filters( 'block_widgets_no_javascript_message', $message, $installed );

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wp_admin_notice(

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$message,

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array(

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'type' => 'error',

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'additional_classes' => array( 'hide-if-js' ),

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)

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);

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</div>

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</div>

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<?php

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/** This action is documented in wp-admin/widgets-form.php */

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do_action( 'sidebar_admin_page' );

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require_once ABSPATH . 'wp-admin/admin-footer.php';

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