Block Hooks: Apply to Post Content (on frontend)

src/wp-includes/blocks.php

@@ -1132,6 +1132,21 @@ function apply_block_hooks_to_content( $content, $context, $callback = 'insert_h
 	return $content;
 }
 
+/**
+ * Runs the Block Hooks algorithm on the post content of the current post.
+ *
+ * @since 6.8.0
+ *
+ * @param string $content
+ * @return string The post content, with Block Hooks applied.
+ */
+function apply_block_hooks_to_post_content( $content ) {
+	// The `the_content` filter does not provide the post that the content is coming from.
+	// However, we can infer it by calling `get_post()`, which will return the current post
+	// if no post ID is provided.
+	return apply_block_hooks_to_content( $content, get_post(), 'insert_hooked_blocks' );
+}
+
 /**
  * Accepts the serialized markup of a block and its inner blocks, and returns serialized markup of the inner blocks.
  *

src/wp-includes/default-filters.php

@@ -192,6 +192,7 @@
 add_filter( 'the_title', 'convert_chars' );
 add_filter( 'the_title', 'trim' );
 
+add_filter( 'the_content', 'apply_block_hooks_to_post_content', 8 ); // BEFORE do_blocks().
 add_filter( 'the_content', 'do_blocks', 9 );
 add_filter( 'the_content', 'wptexturize' );
 add_filter( 'the_content', 'convert_smilies', 20 );