Fix array->string conversion notice in carousel (#8509)

Automattic · Jan 12, 2018 · e1e0f1d · e1e0f1d
1 parent ccc5ce7
commit e1e0f1d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/modules/carousel/jetpack-carousel.php b/modules/carousel/jetpack-carousel.php
@@ -441,7 +441,7 @@ function add_data_to_images( $attr, $attachment = null ) {
 			unset( $img_meta['keywords'] );
 		}
 
-		$img_meta = json_encode( array_map( 'strval', $img_meta ) );
+		$img_meta = json_encode( array_map( 'strval', array_filter( $img_meta, 'is_scalar' ) ) );
 
 		$attr['data-attachment-id']     = $attachment_id;
 		$attr['data-permalink']         = esc_attr( get_permalink( $attachment->ID ) );