Block Bindings: Bootstrap server sources earlier

lib/compat/wordpress-6.7/block-bindings.php

@@ -6,38 +6,28 @@
  */
 
 /**
- * Adds the block bindings sources registered in the server to the editor settings.
- *
- * This allows them to be bootstrapped in the editor.
- *
- * @param array $settings The block editor settings from the `block_editor_settings_all` filter.
- * @return array The editor settings including the block bindings sources.
+ * Bootstrap the block bindings sources registered in the server.
  */
-function gutenberg_add_server_block_bindings_sources_to_editor_settings( $editor_settings ) {
-	// Check if the sources are already exposed in the editor settings.
-	if ( isset( $editor_settings['blockBindingsSources'] ) ) {
-		return $editor_settings;
-	}
-
-	$registered_block_bindings_sources = get_all_registered_block_bindings_sources();
-	if ( ! empty( $registered_block_bindings_sources ) ) {
-		// Initialize array.
-		$editor_settings['blockBindingsSources'] = array();
-		foreach ( $registered_block_bindings_sources as $source_name => $source_properties ) {
-			// Add source with the label to editor settings.
-			$editor_settings['blockBindingsSources'][ $source_name ] = array(
-				'label' => $source_properties->label,
+function gutenberg_bootstrap_server_block_bindings_sources() {
+	$registered_sources = get_all_registered_block_bindings_sources();
+	if ( ! empty( $registered_sources ) ) {
+		$filtered_sources = array();
+		foreach ( $registered_sources as $source ) {
+			$filtered_sources[] = array(
+				'name'        => $source->name,
+				'label'       => $source->label,
+				'usesContext' => $source->uses_context,
 			);
-			// Add `usesContext` property if exists.
-			if ( ! empty( $source_properties->uses_context ) ) {
-				$editor_settings['blockBindingsSources'][ $source_name ]['usesContext'] = $source_properties->uses_context;
-			}
 		}
+		$script = sprintf( 'for ( const source of %s ) { ! wp.blocks.getBlockBindingsSource( source.name ) && wp.blocks.registerBlockBindingsSource( source ); }', wp_json_encode( $filtered_sources ) );
+		wp_add_inline_script(
+			'wp-blocks',
+			$script
+		);
 	}
-	return $editor_settings;
 }
 
-add_filter( 'block_editor_settings_all', 'gutenberg_add_server_block_bindings_sources_to_editor_settings', 10 );
+add_action( 'enqueue_block_editor_assets', 'gutenberg_bootstrap_server_block_bindings_sources', 5 );
 
 /**
  * Initialize `canUpdateBlockBindings` editor setting if it doesn't exist. By default, it is `true` only for admin users.

packages/blocks/src/api/test/registration.js

@@ -1513,10 +1513,8 @@ describe( 'blocks', () => {
 		} );
 
 		it( 'should not override label from the server', () => {
-			// Bootstrap source from the server.
-			unlock(
-				dispatch( blocksStore )
-			).addBootstrappedBlockBindingsSource( {
+			// Simulate bootstrap source from the server.
+			registerBlockBindingsSource( {
 				name: 'core/server',
 				label: 'Server label',
 			} );
@@ -1543,10 +1541,8 @@ describe( 'blocks', () => {
 		} );
 
 		it( 'should add usesContext when only defined in the server', () => {
-			// Bootstrap source from the server.
-			unlock(
-				dispatch( blocksStore )
-			).addBootstrappedBlockBindingsSource( {
+			// Simulate bootstrap source from the server.
+			registerBlockBindingsSource( {
 				name: 'core/testing',
 				label: 'testing',
 				usesContext: [ 'postId', 'postType' ],
@@ -1562,10 +1558,8 @@ describe( 'blocks', () => {
 		} );
 
 		it( 'should add usesContext when only defined in the client', () => {
-			// Bootstrap source from the server.
-			unlock(
-				dispatch( blocksStore )
-			).addBootstrappedBlockBindingsSource( {
+			// Simulate bootstrap source from the server.
+			registerBlockBindingsSource( {
 				name: 'core/testing',
 				label: 'testing',
 			} );
@@ -1581,10 +1575,8 @@ describe( 'blocks', () => {
 		} );
 
 		it( 'should merge usesContext from server and client without duplicates', () => {
-			// Bootstrap source from the server.
-			unlock(
-				dispatch( blocksStore )
-			).addBootstrappedBlockBindingsSource( {
+			// Simulate bootstrap source from the server.
+			registerBlockBindingsSource( {
 				name: 'core/testing',
 				label: 'testing',
 				usesContext: [ 'postId', 'postType' ],
@@ -1705,42 +1697,6 @@ describe( 'blocks', () => {
 				'Block bindings source "core/test-source" is already registered.'
 			);
 		} );
-
-		it( 'should correctly merge properties when bootstrap happens after registration', () => {
-			// Register source in the client.
-			const clientOnlyProperties = {
-				getValues: () => 'values',
-				setValues: () => 'new values',
-				canUserEditValue: () => true,
-			};
-			registerBlockBindingsSource( {
-				name: 'core/custom-source',
-				label: 'Client Label',
-				usesContext: [ 'postId', 'postType' ],
-				...clientOnlyProperties,
-			} );
-
-			// Bootstrap source from the server.
-			unlock(
-				dispatch( blocksStore )
-			).addBootstrappedBlockBindingsSource( {
-				name: 'core/custom-source',
-				label: 'Server Label',
-				usesContext: [ 'postId', 'serverContext' ],
-			} );
-
-			// Check that the bootstrap values prevail and the client properties are still there.
-			expect( getBlockBindingsSource( 'core/custom-source' ) ).toEqual( {
-				// Should use the server label.
-				label: 'Server Label',
-				// Should merge usesContext from server and client.
-				usesContext: [ 'postId', 'postType', 'serverContext' ],
-				// Should keep client properties.
-				...clientOnlyProperties,
-			} );
-
-			unregisterBlockBindingsSource( 'core/custom-source' );
-		} );
 	} );
 
 	describe( 'unregisterBlockBindingsSource', () => {

packages/blocks/src/store/private-actions.js

@@ -70,17 +70,3 @@ export function removeBlockBindingsSource( name ) {
 		name,
 	};
 }
-
-/**
- * Add bootstrapped block bindings sources, usually initialized from the server.
- *
- * @param {string} source Name of the source to bootstrap.
- */
-export function addBootstrappedBlockBindingsSource( source ) {
-	return {
-		type: 'ADD_BOOTSTRAPPED_BLOCK_BINDINGS_SOURCE',
-		name: source.name,
-		label: source.label,
-		usesContext: source.usesContext,
-	};
-}

packages/blocks/src/store/reducer.js

@@ -417,22 +417,6 @@ export function blockBindingsSources( state = {}, action ) {
 					getFieldsList,
 				},
 			};
-		case 'ADD_BOOTSTRAPPED_BLOCK_BINDINGS_SOURCE':
-			return {
-				...state,
-				[ action.name ]: {
-					/*
-					 * Keep the exisitng properties in case the source has been registered
-					 * in the client before bootstrapping.
-					 */
-					...state[ action.name ],
-					label: action.label,
-					usesContext: getMergedUsesContext(
-						state[ action.name ]?.usesContext,
-						action.usesContext
-					),
-				},
-			};
 		case 'REMOVE_BLOCK_BINDINGS_SOURCE':
 			return omit( state, action.name );
 	}

packages/customize-widgets/src/index.js

@@ -39,10 +39,7 @@ const DISABLED_BLOCKS = [
 ];
 const ENABLE_EXPERIMENTAL_FSE_BLOCKS = false;
 
-const {
-	registerCoreBlockBindingsSources,
-	bootstrapBlockBindingsSourcesFromServer,
-} = unlock( editorPrivateApis );
+const { registerCoreBlockBindingsSources } = unlock( editorPrivateApis );
 
 /**
  * Initializes the widgets block editor in the customizer.
@@ -67,9 +64,6 @@ export function initialize( editorName, blockEditorSettings ) {
 		);
 	} );
 	registerCoreBlocks( coreBlocks );
-	bootstrapBlockBindingsSourcesFromServer(
-		blockEditorSettings?.blockBindingsSources
-	);
 	registerCoreBlockBindingsSources();
 	registerLegacyWidgetBlock();
 	if ( globalThis.IS_GUTENBERG_PLUGIN ) {

packages/e2e-tests/plugins/block-bindings/index.js

@@ -19,7 +19,6 @@ const setValues = ( { dispatch, bindings } ) => {
 
 registerBlockBindingsSource( {
 	name: 'testing/complete-source',
-	label: 'Complete Source',
 	getValues,
 	setValues,
 	canUserEditValue: () => true,

packages/edit-post/src/index.js

@@ -28,7 +28,6 @@ import { unlock } from './lock-unlock';
 const {
 	BackButton: __experimentalMainDashboardButton,
 	registerCoreBlockBindingsSources,
-	bootstrapBlockBindingsSourcesFromServer,
 } = unlock( editorPrivateApis );
 
 /**
@@ -95,7 +94,6 @@ export function initializeEditor(
 	}
 
 	registerCoreBlocks();
-	bootstrapBlockBindingsSourcesFromServer( settings?.blockBindingsSources );
 	registerCoreBlockBindingsSources();
 	registerLegacyWidgetBlock( { inserter: false } );
 	registerWidgetGroupBlock( { inserter: false } );

packages/edit-site/src/index.js

@@ -28,10 +28,7 @@ import { store as editSiteStore } from './store';
 import { unlock } from './lock-unlock';
 import App from './components/app';
 
-const {
-	registerCoreBlockBindingsSources,
-	bootstrapBlockBindingsSourcesFromServer,
-} = unlock( editorPrivateApis );
+const { registerCoreBlockBindingsSources } = unlock( editorPrivateApis );
 
 /**
  * Initializes the site editor screen.
@@ -48,7 +45,6 @@ export function initializeEditor( id, settings ) {
 		( { name } ) => name !== 'core/freeform'
 	);
 	registerCoreBlocks( coreBlocks );
-	bootstrapBlockBindingsSourcesFromServer( settings?.blockBindingsSources );
 	registerCoreBlockBindingsSources();
 	dispatch( blocksStore ).setFreeformFallbackBlockName( 'core/html' );
 	registerLegacyWidgetBlock( { inserter: false } );

packages/edit-widgets/src/index.js

@@ -44,10 +44,7 @@ const disabledBlocks = [
 	...( ALLOW_REUSABLE_BLOCKS ? [] : [ 'core/block' ] ),
 ];
 
-const {
-	registerCoreBlockBindingsSources,
-	bootstrapBlockBindingsSourcesFromServer,
-} = unlock( editorPrivateApis );
+const { registerCoreBlockBindingsSources } = unlock( editorPrivateApis );
 
 /**
  * Initializes the block editor in the widgets screen.
@@ -78,7 +75,6 @@ export function initializeEditor( id, settings ) {
 
 	dispatch( blocksStore ).reapplyBlockTypeFilters();
 	registerCoreBlocks( coreBlocks );
-	bootstrapBlockBindingsSourcesFromServer( settings?.blockBindingsSources );
 	registerCoreBlockBindingsSources();
 	registerLegacyWidgetBlock();
 	if ( globalThis.IS_GUTENBERG_PLUGIN ) {

packages/editor/src/bindings/api.js

@@ -1,18 +1,13 @@
 /**
  * WordPress dependencies
  */
-import {
-	store as blocksStore,
-	registerBlockBindingsSource,
-} from '@wordpress/blocks';
-import { dispatch } from '@wordpress/data';
+import { registerBlockBindingsSource } from '@wordpress/blocks';
 
 /**
  * Internal dependencies
  */
 import patternOverrides from './pattern-overrides';
 import postMeta from './post-meta';
-import { unlock } from '../lock-unlock';
 
 /**
  * Function to register core block bindings sources provided by the editor.
@@ -28,29 +23,3 @@ export function registerCoreBlockBindingsSources() {
 	registerBlockBindingsSource( patternOverrides );
 	registerBlockBindingsSource( postMeta );
 }
-
-/**
- * Function to bootstrap core block bindings sources defined in the server.
- *
- * @param {Object} sources Object containing the sources to bootstrap.
- *
- * @example
- * ```js
- * import { bootstrapBlockBindingsSourcesFromServer } from '@wordpress/editor';
- *
- * bootstrapBlockBindingsSourcesFromServer( sources );
- * ```
- */
-export function bootstrapBlockBindingsSourcesFromServer( sources ) {
-	if ( sources ) {
-		const { addBootstrappedBlockBindingsSource } = unlock(
-			dispatch( blocksStore )
-		);
-		for ( const [ name, args ] of Object.entries( sources ) ) {
-			addBootstrappedBlockBindingsSource( {
-				name,
-				...args,
-			} );
-		}
-	}
-}

packages/editor/src/private-apis.js

@@ -23,10 +23,7 @@ import {
 	mergeBaseAndUserConfigs,
 	GlobalStylesProvider,
 } from './components/global-styles-provider';
-import {
-	registerCoreBlockBindingsSources,
-	bootstrapBlockBindingsSourcesFromServer,
-} from './bindings/api';
+import { registerCoreBlockBindingsSources } from './bindings/api';
 
 const { store: interfaceStore, ...remainingInterfaceApis } = interfaceApis;
 
@@ -47,7 +44,6 @@ lock( privateApis, {
 	ViewMoreMenuGroup,
 	ResizableEditor,
 	registerCoreBlockBindingsSources,
-	bootstrapBlockBindingsSourcesFromServer,
 
 	// This is a temporary private API while we're updating the site editor to use EditorProvider.
 	interfaceStore,