What is WordPress Hook: allowed_block_types_all
The allowed_block_types_all hook is a WordPress filter that allows developers to modify the list of allowed block types for a specific post type or context within the block editor.
Understanding the Hook: allowed_block_types_all
The allowed_block_types_all hook is located within the block editor functionality of WordPress. It is used to filter the list of allowed block types, giving developers the ability to customize which block types are permitted for use within the editor.
Hook Parameters (if applicable): allowed_block_types_all
The allowed_block_types_all hook accepts a single parameter, which is an array of allowed block types. Developers can modify this array to include or exclude specific block types based on their requirements.
Hook Doesn’t Work: allowed_block_types_all
If the allowed_block_types_all hook doesn’t seem to be working as expected, it could be due to conflicts with other plugins or themes that are also modifying the list of allowed block types. To troubleshoot this issue, developers should deactivate other plugins or switch to a default theme to see if the problem persists.
Best Practices & Usage Notes (if applicable): allowed_block_types_all
When using the allowed_block_types_all hook, it’s important to consider the impact on the user experience. Limiting the available block types too much could restrict content creation, while allowing too many block types could lead to clutter and confusion. It’s best to strike a balance that aligns with the specific needs of the website or application.
Usage Example: allowed_block_types_all
“`php
function custom_allowed_block_types( $allowed_block_types, $post ) {
if ( $post->post_type === ‘page’ ) {
$allowed_block_types = array(
‘core/paragraph’,
‘core/image’,
‘core/heading’
);
}
return $allowed_block_types;
}
add_filter( ‘allowed_block_types_all’, ‘custom_allowed_block_types’, 10, 2 );
“`