What is WordPress Hook: excerpt_allowed_wrapper_blocks
The excerpt_allowed_wrapper_blocks hook in WordPress allows developers to modify the list of blocks that are allowed to be used within the excerpt. This can be useful for customizing the appearance and functionality of excerpts on a WordPress website.
Understanding the Hook: excerpt_allowed_wrapper_blocks
The excerpt_allowed_wrapper_blocks hook is located within the WordPress core files, specifically in the wp-includes/blocks.php file. It is called when WordPress generates an excerpt for a post, allowing developers to filter the list of allowed blocks.
Hook Parameters (if applicable): excerpt_allowed_wrapper_blocks
The excerpt_allowed_wrapper_blocks hook does not accept any parameters. It simply provides a filtered array of allowed blocks for excerpts.
Hook Doesn’t Work: excerpt_allowed_wrapper_blocks
If the excerpt_allowed_wrapper_blocks hook doesn’t seem to be working, it could be due to conflicts with other plugins or themes that are also modifying the list of allowed blocks. It’s important to check for any conflicting code and ensure that the hook is being properly implemented in the theme or plugin files.
Best Practices & Usage Notes (if applicable): excerpt_allowed_wrapper_blocks
When using the excerpt_allowed_wrapper_blocks hook, it’s important to consider the impact on the overall user experience. Limiting the allowed blocks for excerpts can affect the appearance and functionality of the website, so it’s best to test any changes thoroughly before implementing them on a live site.
Usage Example: excerpt_allowed_wrapper_blocks
“`php
function custom_excerpt_allowed_blocks( $allowed_blocks ) {
// Remove the image and gallery blocks from the list of allowed blocks for excerpts
unset( $allowed_blocks[‘core/image’] );
unset( $allowed_blocks[‘core/gallery’] );
return $allowed_blocks;
}
add_filter( ‘excerpt_allowed_wrapper_blocks’, ‘custom_excerpt_allowed_blocks’ );
“`