Exclude ChartJS from REST

This will exclue ChartJS from Rest route. Fixes #532 (comment)

Author: HardeepAsrani

classes/Visualizer/Gutenberg/Block.php

@@ -60,6 +60,7 @@ private function __construct() {
 		add_action( 'enqueue_block_editor_assets', array( $this, 'enqueue_gutenberg_scripts' ) );
 		add_action( 'init', array( $this, 'register_block_type' ) );
 		add_action( 'rest_api_init', array( $this, 'register_rest_endpoints' ) );
+		add_filter( 'rest_visualizer_query', array( $this, 'add_rest_query_vars' ), 9, 2 );
 	}
 
 	/**
@@ -413,4 +414,15 @@ public function get_permission_data( $data ) {
 		return $options;
 	}
 
+	/**
+	 * Filter Rest Query
+	 */
+	public function add_rest_query_vars( $args, \WP_REST_Request $request ) {
+		if( isset( $request[ 'meta_key' ] ) && isset( $request['meta_value'] ) ) {
+			$args['meta_key'] = $request->get_param('meta_key');
+			$args['meta_value'] = $request->get_param('meta_value');
+			$args['meta_compare'] = '!=';
+		}
+		return $args;
+	}
 }

classes/Visualizer/Gutenberg/build/block.js

@@ -46,7 +46,7 @@ class Charts extends Component {
 	async componentDidMount() {
 
 		// Fetch review again if block loaded after saving.
-		let result = await apiFetch({ path: 'wp/v2/visualizer/?per_page=6' });
+		let result = await apiFetch({ path: 'wp/v2/visualizer/?per_page=6&meta_key=visualizer-chart-library&meta_value=ChartJS' });
 		this.setState({ charts: result });
 	}
 
@@ -56,7 +56,7 @@ class Charts extends Component {
 
 		this.setState({ isBusy: true });
 
-		let result = await apiFetch({ path: `wp/v2/visualizer/?per_page=6&offset=${ offset }` });
+		let result = await apiFetch({ path: `wp/v2/visualizer/?per_page=6&meta_key=visualizer-chart-library&meta_value=ChartJS&offset=${ offset }` });
 
 		if ( 6 > result.length ) {
 			chartsLoaded = true;