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add filter for $inner_blocks #2168

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add filter for $inner_blocks #2168

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8 changes: 8 additions & 0 deletions src/wp-includes/blocks/navigation.php
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Original file line number Diff line number Diff line change
Expand Up @@ -437,6 +437,14 @@ function render_block_core_navigation( $attributes, $content, $block ) {
$inner_blocks = new WP_Block_List( $compacted_blocks, $attributes );
}

/**
* Filter navigation block $inner_blocks.
* Allows modification of a navigation block menu items.
*
* @param \WP_Block_List $inner_blocks
*/
$inner_blocks = apply_filters( 'render_block_core_navigation_inner_blocks', $inner_blocks );

// If there are no inner blocks then fallback to rendering an appropriate fallback.
if ( empty( $inner_blocks ) ) {
$is_fallback = true; // indicate we are rendering the fallback.
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