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wp-content/plugins/canvas/gutenberg/components/server-side-render/index.jsx

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+/**
+ * WordPress dependencies
+ */
+const { useMemo } = wp.element;
+const { withSelect } = wp.data;
+
+/**
+ * Internal dependencies
+ */
+import ServerSideRender from './server-side-render';
+
+/**
+ * Constants
+ */
+const EMPTY_OBJECT = {};
+
+export default withSelect(
+	( select ) => {
+		const coreEditorSelect = select( 'core/editor' );
+		if ( coreEditorSelect ) {
+			const currentPostId = coreEditorSelect.getCurrentPostId();
+			if ( currentPostId ) {
+				return {
+					currentPostId,
+				};
+			}
+		}
+		return EMPTY_OBJECT;
+	}
+)(
+	( { urlQueryArgs = EMPTY_OBJECT, currentPostId, ...props } ) => {
+		const newUrlQueryArgs = useMemo( () => {
+			if ( ! currentPostId ) {
+				return urlQueryArgs;
+			}
+			return {
+				post_id: currentPostId,
+				...urlQueryArgs,
+			};
+		}, [ currentPostId, urlQueryArgs ] );
+
+		return (
+			<ServerSideRender urlQueryArgs={ newUrlQueryArgs } { ...props } />
+		);
+	}
+);