Add blockHooks global attribute to anchor blocks

WordPress · Oct 18, 2023 · 8ef9462 · 8ef9462
1 parent 6528d98
commit 8ef9462
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Showing 2 changed files with 39 additions and 47 deletions.
diff --git a/src/wp-includes/blocks.php b/src/wp-includes/blocks.php
@@ -750,6 +750,38 @@ function get_hooked_blocks() {
 	return $hooked_blocks;
 }
 
+function insert_hooked_blocks( &$block, $relative_position, $anchor_block_type, $hooked_blocks, $context ) {
+	$hooked_block_types = isset( $hooked_blocks[ $anchor_block_type ][ $relative_position ] )
+		? $hooked_blocks[ $anchor_block_type ][ $relative_position ]
+		: array();
+
+	$markup = '';
+	/**
+	 * Filters the list of hooked block types for a given anchor block type and relative position.
+	 *
+	 * @since 6.4.0
+	 *
+	 * @param string[]                $hooked_block_types  The list of hooked block types.
+	 * @param string                  $relative_position   The relative position of the hooked blocks.
+	 *                                                     Can be one of 'before', 'after', 'first_child', or 'last_child'.
+	 * @param string                  $anchor_block_type   The anchor block type.
+	 * @param WP_Block_Template|array $context             The block template, template part, or pattern that the anchor block belongs to.
+	 */
+	$hooked_block_types = apply_filters( 'hooked_block_types', $hooked_block_types, $relative_position, $anchor_block_type, $context );
+	foreach ( $hooked_block_types as $hooked_block_type ) {
+		if ( ! isset( $block['attrs']['blockHooks'] ) || ! in_array( $hooked_block_type, $block['attrs']['blockHooks'] ) ) {
+			$markup .= get_comment_delimited_block_content( $hooked_block_type, array(), '' );
+		}
+		if ( defined( 'REST_REQUEST' ) && REST_REQUEST ) {
+			if ( ! isset( $block['attrs']['blockHooks'] ) ) {
+				$block['attrs']['blockHooks'] = array();
+			}
+			$block['attrs']['blockHooks'][] = $hooked_block_type;
+		}
+	}
+	return $markup;
+}
+
 /**
  * Returns a function that injects the theme attribute into, and hooked blocks before, a given block.
  *
@@ -787,38 +819,12 @@ function make_before_block_visitor( $hooked_blocks, $context ) {
 			// Candidate for first-child insertion.
 			$relative_position  = 'first_child';
 			$anchor_block_type  = $parent_block['blockName'];
-			$hooked_block_types = isset( $hooked_blocks[ $anchor_block_type ][ $relative_position ] )
-				? $hooked_blocks[ $anchor_block_type ][ $relative_position ]
-				: array();
-
-			/**
-			 * Filters the list of hooked block types for a given anchor block type and relative position.
-			 *
-			 * @since 6.4.0
-			 *
-			 * @param string[]                $hooked_block_types  The list of hooked block types.
-			 * @param string                  $relative_position   The relative position of the hooked blocks.
-			 *                                                     Can be one of 'before', 'after', 'first_child', or 'last_child'.
-			 * @param string                  $anchor_block_type   The anchor block type.
-			 * @param WP_Block_Template|array $context             The block template, template part, or pattern that the anchor block belongs to.
-			 */
-			$hooked_block_types = apply_filters( 'hooked_block_types', $hooked_block_types, $relative_position, $anchor_block_type, $context );
-			foreach ( $hooked_block_types as $hooked_block_type ) {
-				$markup .= get_comment_delimited_block_content( $hooked_block_type, array(), '' );
-			}
+			$markup .= insert_hooked_blocks( $block, $relative_position, $anchor_block_type, $hooked_blocks, $context );
 		}
 
 		$relative_position  = 'before';
 		$anchor_block_type  = $block['blockName'];
-		$hooked_block_types = isset( $hooked_blocks[ $anchor_block_type ][ $relative_position ] )
-			? $hooked_blocks[ $anchor_block_type ][ $relative_position ]
-			: array();
-
-		/** This filter is documented in wp-includes/blocks.php */
-		$hooked_block_types = apply_filters( 'hooked_block_types', $hooked_block_types, $relative_position, $anchor_block_type, $context );
-		foreach ( $hooked_block_types as $hooked_block_type ) {
-			$markup .= get_comment_delimited_block_content( $hooked_block_type, array(), '' );
-		}
+		$markup .= insert_hooked_blocks( $block, $relative_position, $anchor_block_type, $hooked_blocks, $context );
 
 		return $markup;
 	};
@@ -856,29 +862,13 @@ function make_after_block_visitor( $hooked_blocks, $context ) {
 
 		$relative_position  = 'after';
 		$anchor_block_type  = $block['blockName'];
-		$hooked_block_types = isset( $hooked_blocks[ $anchor_block_type ][ $relative_position ] )
-				? $hooked_blocks[ $anchor_block_type ][ $relative_position ]
-				: array();
-
-		/** This filter is documented in wp-includes/blocks.php */
-		$hooked_block_types = apply_filters( 'hooked_block_types', $hooked_block_types, $relative_position, $anchor_block_type, $context );
-		foreach ( $hooked_block_types as $hooked_block_type ) {
-			$markup .= get_comment_delimited_block_content( $hooked_block_type, array(), '' );
-		}
+		$markup .= insert_hooked_blocks( $block, $relative_position, $anchor_block_type, $hooked_blocks, $context );
 
 		if ( $parent_block && ! $next ) {
 			// Candidate for last-child insertion.
 			$relative_position  = 'last_child';
 			$anchor_block_type  = $parent_block['blockName'];
-			$hooked_block_types = isset( $hooked_blocks[ $anchor_block_type ][ $relative_position ] )
-				? $hooked_blocks[ $anchor_block_type ][ $relative_position ]
-				: array();
-
-			/** This filter is documented in wp-includes/blocks.php */
-			$hooked_block_types = apply_filters( 'hooked_block_types', $hooked_block_types, $relative_position, $anchor_block_type, $context );
-			foreach ( $hooked_block_types as $hooked_block_type ) {
-				$markup .= get_comment_delimited_block_content( $hooked_block_type, array(), '' );
-			}
+			$markup .= insert_hooked_blocks( $block, $relative_position, $anchor_block_type, $hooked_blocks, $context );
 		}
 
 		return $markup;

diff --git a/src/wp-includes/class-wp-block-type.php b/src/wp-includes/class-wp-block-type.php
@@ -243,10 +243,12 @@ class WP_Block_Type {
 	 * Attributes supported by every block.
 	 *
 	 * @since 6.0.0
+	 * @since 6.5.0 Added hookedBlocks global attribute.
 	 * @var array
 	 */
 	const GLOBAL_ATTRIBUTES = array(
-		'lock' => array( 'type' => 'object' ),
+		'lock'         => array( 'type' => 'object' ),
+		'hookedBlocks' => array( 'type' => 'object' ),
 	);
 
 	/**