Site Editor - add basic plugin support

packages/edit-site/src/components/header/plugin-more-menu-item/index.js

@@ -0,0 +1,71 @@
+/**
+ * WordPress dependencies
+ */
+import { ActionItem } from '@wordpress/interface';
+import { compose } from '@wordpress/compose';
+import { withPluginContext } from '@wordpress/plugins';
+
+/**
+ * Renders a menu item in `Plugins` group in `More Menu` drop down, and can be used to as a button or link depending on the props provided.
+ * The text within the component appears as the menu item label.
+ *
+ * @param {Object}                props                                 Component properties.
+ * @param {string}                [props.href]                          When `href` is provided then the menu item is represented as an anchor rather than button. It corresponds to the `href` attribute of the anchor.
+ * @param {WPBlockTypeIconRender} [props.icon=inherits from the plugin] The [Dashicon](https://developer.wordpress.org/resource/dashicons/) icon slug string, or an SVG WP element, to be rendered to the left of the menu item label.
+ * @param {Function}              [props.onClick=noop]                  The callback function to be executed when the user clicks the menu item.
+ * @param {...*}                  [props.other]                         Any additional props are passed through to the underlying [Button](/packages/components/src/button/README.md) component.
+ *
+ * @example
+ * ```js
+ * // Using ES5 syntax
+ * var __ = wp.i18n.__;
+ * var PluginMoreMenuItem = wp.editSite.PluginMoreMenuItem;
+ * var moreIcon = wp.element.createElement( 'svg' ); //... svg element.
+ *
+ * function onButtonClick() {
+ * 	alert( 'Button clicked.' );
+ * }
+ *
+ * function MyButtonMoreMenuItem() {
+ * 	return wp.element.createElement(
+ * 		PluginMoreMenuItem,
+ * 		{
+ * 			icon: moreIcon,
+ * 			onClick: onButtonClick,
+ * 		},
+ * 		__( 'My button title' )
+ * 	);
+ * }
+ * ```
+ *
+ * @example
+ * ```jsx
+ * // Using ESNext syntax
+ * import { __ } from '@wordpress/i18n';
+ * import { PluginMoreMenuItem } from '@wordpress/edit-site';
+ * import { more } from '@wordpress/icons';
+ *
+ * function onButtonClick() {
+ * 	alert( 'Button clicked.' );
+ * }
+ *
+ * const MyButtonMoreMenuItem = () => (
+ * 	<PluginMoreMenuItem
+ * 		icon={ more }
+ * 		onClick={ onButtonClick }
+ * 	>
+ * 		{ __( 'My button title' ) }
+ * 	</PluginMoreMenuItem>
+ * );
+ * ```
+ *
+ * @return {WPComponent} The component to be rendered.
+ */
+export default compose(
+	withPluginContext( ( context, ownProps ) => {
+		return {
+			icon: ownProps.icon || context.icon,
+			name: 'core/edit-site/plugin-more-menu',
+		};
+	} )
+)( ActionItem );

packages/edit-site/src/components/header/plugin-sidebar-more-menu-item/index.js

@@ -0,0 +1,64 @@
+/**
+ * WordPress dependencies
+ */
+import { ComplementaryAreaMoreMenuItem } from '@wordpress/interface';
+
+/**
+ * Renders a menu item in `Plugins` group in `More Menu` drop down,
+ * and can be used to activate the corresponding `PluginSidebar` component.
+ * The text within the component appears as the menu item label.
+ *
+ * @param {Object}                props                                 Component props.
+ * @param {string}                props.target                          A string identifying the target sidebar you wish to be activated by this menu item. Must be the same as the `name` prop you have given to that sidebar.
+ * @param {WPBlockTypeIconRender} [props.icon=inherits from the plugin] The [Dashicon](https://developer.wordpress.org/resource/dashicons/) icon slug string, or an SVG WP element, to be rendered to the left of the menu item label.
+ *
+ * @example
+ * ```js
+ * // Using ES5 syntax
+ * var __ = wp.i18n.__;
+ * var PluginSidebarMoreMenuItem = wp.editSite.PluginSidebarMoreMenuItem;
+ * var moreIcon = wp.element.createElement( 'svg' ); //... svg element.
+ *
+ * function MySidebarMoreMenuItem() {
+ * 	return wp.element.createElement(
+ * 		PluginSidebarMoreMenuItem,
+ * 		{
+ * 			target: 'my-sidebar',
+ * 			icon: moreIcon,
+ * 		},
+ * 		__( 'My sidebar title' )
+ * 	)
+ * }
+ * ```
+ *
+ * @example
+ * ```jsx
+ * // Using ESNext syntax
+ * import { __ } from '@wordpress/i18n';
+ * import { PluginSidebarMoreMenuItem } from '@wordpress/edit-site';
+ * import { more } from '@wordpress/icons';
+ *
+ * const MySidebarMoreMenuItem = () => (
+ * 	<PluginSidebarMoreMenuItem
+ * 		target="my-sidebar"
+ * 		icon={ more }
+ * 	>
+ * 		{ __( 'My sidebar title' ) }
+ * 	</PluginSidebarMoreMenuItem>
+ * );
+ * ```
+ *
+ * @return {WPComponent} The component to be rendered.
+ */
+
+export default function PluginSidebarMoreMenuItem( props ) {
+	return (
+		<ComplementaryAreaMoreMenuItem
+			// Menu item is marked with unstable prop for backward compatibility.
+			// @see https://github.com/WordPress/gutenberg/issues/14457
+			__unstableExplicitMenuItem
+			scope="core/edit-site"
+			{ ...props }
+		/>
+	);
+}

packages/edit-site/src/components/sidebar/plugin-sidebar/index.js

@@ -0,0 +1,80 @@
+/**
+ * WordPress dependencies
+ */
+import { ComplementaryArea } from '@wordpress/interface';
+
+/**
+ * Renders a sidebar when activated. The contents within the `PluginSidebar` will appear as content within the sidebar.
+ * It also automatically renders a corresponding `PluginSidebarMenuItem` component when `isPinnable` flag is set to `true`.
+ * If you wish to display the sidebar, you can with use the `PluginSidebarMoreMenuItem` component or the `wp.data.dispatch` API:
+ *
+ * ```js
+ * wp.data.dispatch( 'core/edit-site' ).openGeneralSidebar( 'plugin-name/sidebar-name' );
+ * ```
+ *
+ * @see PluginSidebarMoreMenuItem
+ *
+ * @param {Object}                props                                 Element props.
+ * @param {string}                props.name                            A string identifying the sidebar. Must be unique for every sidebar registered within the scope of your plugin.
+ * @param {string}                [props.className]                     An optional class name added to the sidebar body.
+ * @param {string}                props.title                           Title displayed at the top of the sidebar.
+ * @param {boolean}               [props.isPinnable=true]               Whether to allow to pin sidebar to the toolbar. When set to `true` it also automatically renders a corresponding menu item.
+ * @param {WPBlockTypeIconRender} [props.icon=inherits from the plugin] The [Dashicon](https://developer.wordpress.org/resource/dashicons/) icon slug string, or an SVG WP element, to be rendered when the sidebar is pinned to toolbar.
+ *
+ * @example
+ * ```js
+ * // Using ES5 syntax
+ * var __ = wp.i18n.__;
+ * var el = wp.element.createElement;
+ * var PanelBody = wp.components.PanelBody;
+ * var PluginSidebar = wp.editSite.PluginSidebar;
+ * var moreIcon = wp.element.createElement( 'svg' ); //... svg element.
+ *
+ * function MyPluginSidebar() {
+ * 	return el(
+ * 			PluginSidebar,
+ * 			{
+ * 				name: 'my-sidebar',
+ * 				title: 'My sidebar title',
+ * 				icon: moreIcon,
+ * 			},
+ * 			el(
+ * 				PanelBody,
+ * 				{},
+ * 				__( 'My sidebar content' )
+ * 			)
+ * 	);
+ * }
+ * ```
+ *
+ * @example
+ * ```jsx
+ * // Using ESNext syntax
+ * import { __ } from '@wordpress/i18n';
+ * import { PanelBody } from '@wordpress/components';
+ * import { PluginSidebar } from '@wordpress/edit-site';
+ * import { more } from '@wordpress/icons';
+ *
+ * const MyPluginSidebar = () => (
+ * 	<PluginSidebar
+ * 		name="my-sidebar"
+ * 		title="My sidebar title"
+ * 		icon={ more }
+ * 	>
+ * 		<PanelBody>
+ * 			{ __( 'My sidebar content' ) }
+ * 		</PanelBody>
+ * 	</PluginSidebar>
+ * );
+ * ```
+ */
+export default function PluginSidebarEditSite( { className, ...props } ) {
+	return (
+		<ComplementaryArea
+			panelClassName={ className }
+			className="edit-site-sidebar"
+			scope="core/edit-site"
+			{ ...props }
+		/>
+	);
+}

packages/edit-site/src/index.js

@@ -62,3 +62,6 @@ export function initialize( id, settings ) {
 
 export { default as __experimentalMainDashboardButton } from './components/main-dashboard-button';
 export { default as __experimentalNavigationToggle } from './components/navigation-sidebar/navigation-toggle';
+export { default as PluginSidebar } from './components/sidebar/plugin-sidebar';
+export { default as PluginSidebarMoreMenuItem } from './components/header/plugin-sidebar-more-menu-item';
+export { default as PluginMoreMenuItem } from './components/header/plugin-more-menu-item';

packages/edit-site/src/store/actions.js

@@ -8,6 +8,7 @@ import { addQueryArgs, getPathAndQueryString } from '@wordpress/url';
 import { __ } from '@wordpress/i18n';
 import { store as noticesStore } from '@wordpress/notices';
 import { store as coreStore } from '@wordpress/core-data';
+import { store as interfaceStore } from '@wordpress/interface';
 
 /**
  * Internal dependencies
@@ -441,3 +442,31 @@ export function* revertTemplate( template ) {
 		);
 	}
 }
+/**
+ * Returns an action object used in signalling that the user opened an editor sidebar.
+ *
+ * @param {?string} name Sidebar name to be opened.
+ *
+ * @yield {Object} Action object.
+ */
+export function* openGeneralSidebar( name ) {
+	yield controls.dispatch(
+		interfaceStore,
+		'enableComplementaryArea',
+		editSiteStoreName,
+		name
+	);
+}
+
+/**
+ * Returns an action object signalling that the user closed the sidebar.
+ *
+ * @yield {Object} Action object.
+ */
+export function* closeGeneralSidebar() {
+	yield controls.dispatch(
+		interfaceStore,
+		'disableComplementaryArea',
+		editSiteStoreName
+	);
+}